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view gcc/ChangeLog-2004 @ 16:04ced10e8804
gcc 7
| author | kono |
|---|---|
| date | Fri, 27 Oct 2017 22:46:09 +0900 |
| parents | 77e2b8dfacca |
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2004-12-31 Richard Henderson <rth@redhat.com> PR tree-opt/19042 * tree-sra.c (decide_block_copy): Force use_block_copy false for complex values. 2004-12-31 Richard Henderson <rth@redhat.com> PR middle-end/17799 * function.c (use_register_for_decl): Check DECL_IGNORED_P instead of DECL_ARTIFICIAL. (assign_parms_augmented_arg_list): Set DECL_IGNORED_P. * c-decl.c (build_compound_literal): Likewise. * dwarf2asm.c (dw2_force_const_mem): Likewise. * gimplify.c (create_artificial_label): Likewise. * tree-inline.c (expand_call_inline): Likewise. * var-tracking.c (vt_initialize): Likewise. * tree-outof-ssa.c (create_temp): Copy DECL_IGNORED_P. 2004-12-31 Andrew Pinski <pinskia@physics.uc.edu> PR target/19211 * config/darwin.c (machopic_legitimize_pic_address): If the orig is subregister return orig. 2004-12-31 Zdenek Dvorak <dvorakz@suse.cz> * tree-scalar-evolution.c (instantiate_parameters_1): Copy the expression only if needed. 2004-12-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> * pa-hpux.h (HANDLE_SYSV_PRAGMA, HANDLE_PRAGMA_PACK_PUSH_POP): Define. 2004-12-31 Hans-Peter Nilsson <hp@bitrange.com> PR target/18701 * combine.c (combine_simplify_rtx): Do not allow paradoxical subregs of MEM. PR target/18701 * combine.c (gen_lowpart_for_combine): When stripping SUBREG of MEM, adjust imode and isize. 2004-12-30 Richard Henderson <rth@redhat.com> * config/ia64/ia64.c (hfa_element_mode): Return false for zero-sized top-level aggregates. 2004-12-30 Jan Hubicka <jh@suse.cz> PR target/18019 * i386.md (movqi_1): Fix -Os instruction choice. 2004-12-30 Steven Bosscher <stevenb@suse.de> * global.c (regclass_intersect): Remove. (mark_reg_use_for_earlyclobber): Use reg_classes_intersect_p instead. 2004-12-30 Richard Henderson <rth@redhat.com> * config/ia64/ia64.c (ia64_function_value): Use PARALLEL for aggregates with XF/XCmode. 2004-12-29 Richard Henderson <rth@redhat.com> * target.h (targetm.calls.arg_partial_bytes): New. * target-def.h (TARGET_ARG_PARTIAL_BYTES): New. * calls.c (store_unaligned_arguments_into_pseudos): Update for partial in bytes. (load_register_parameters): Likewise. (store_one_arg): Likewise. (initialize_argument_information): Use targetm.calls.arg_partial_bytes. (emit_library_call_value_1): Likewise. * expr.c (block_move_libcall_safe_for_call_parm): Likewise. (emit_push_insn): Update for partial in bytes. * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * function.c (assign_parm_find_entry_rtl): Use targetm.calls.arg_partial_bytes. Update for result in bytes. (locate_and_pad_parm): Update for partial in bytes. * system.h (FUNCTION_ARG_PARTIAL_NREGS): Poison. * targhooks.c (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): New. * targhooks.h (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Declare. * doc/tm.texi (TARGET_ARG_PARTIAL_BYTES): Rename and update from FUNCTION_ARG_PARTIAL_NREGS. * config/arc/arc.h, config/c4x/c4x.h, config/i386/i386.h, config/i860/i860.h, config/m68hc11/m68hc11.h, config/m68k/m68k.h, config/pdp11/pdp11.h, config/s390/s390.h, config/stormy16/stormy16.h, config/xtensa/xtensa.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/alpha/alpha.c (alpha_arg_partial_bytes): New. (TARGET_ARG_PARTIAL_BYTES): New. * config/alpha/alpha.h, config/alpha/unicosmk.h, config/alpha/vms.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/arm/arm.h (FUNCTION_ARG_PARTIAL_NREGS): Move ... * config/arm/arm.c (arm_arg_partial_bytes): ... here. (TARGET_ARG_PARTIAL_BYTES): New. * config/cris/cris.h (FUNCTION_ARG_PARTIAL_NREGS): Move ... * config/cris/cris.c (cris_arg_partial_bytes): ... here. (TARGET_ARG_PARTIAL_BYTES): New. * config/fr30/fr30.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/fr30/fr30.c (fr30_arg_partial_bytes): Rename from fr30_function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/fr30/fr30-protos.h: Update. * config/frv/frv.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/frv/frv.c (frv_arg_partial_bytes): Rename from frv_function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/frv/frv-protos.h: Update. * config/ia64/ia64.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/ia64/ia64.c (ia64_arg_partial_bytes): Rename from ia64_function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/ia64/ia64-protos.h: Update. * config/iq2000/iq2000.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/iq2000/iq2000.c (iq2000_arg_partial_bytes): Rename from function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/iq2000/iq2000-protos.h: Update. * config/m32r/m32r.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/m32r/m32r.c (m32r_arg_partial_bytes): Rename from function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/m32r/m32r-protos.h: Update. * config/mcore/mcore.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/mcore/mcore.c (mcore_arg_partial_bytes): Rename from mcore_function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/mcore/mcore-protos.h: Update. * config/mips/mips.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/mips/mips.c (mips_arg_partial_bytes): Rename from function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/mips/mips-protos.h: Update. * config/mn10300/mn10300.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/mn10300/mn10300.c (mn10300_arg_partial_bytes): Rename from function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/mn10300/mn10300-protos.h: Update. * config/ns32k/ns32k.h (FUNCTION_ARG_PARTIAL_NREGS): Move ... * config/ns32k/ns32k.c (ns32k_arg_partial_bytes): ... here. (TARGET_ARG_PARTIAL_BYTES): New. * config/pa/pa.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/pa/pa.c (pa_arg_partial_bytes): Rename from function_arg_partial_nregs. Handle 32-bit. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/pa/pa-protos.h: Update. * config/rs6000/rs6000.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Rename from function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/rs6000/rs6000-protos.h: Update. * config/sh/sh.h (FUNCTION_ARG_PARTIAL_NREGS): Move ... * config/sh/sh.c (sh_arg_partial_bytes): ... here. (TARGET_ARG_PARTIAL_BYTES): New. * config/sparc/sparc.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/sparc/sparc.c (sparc_arg_partial_bytes): Rename from function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/sparc/sparc-protos.h: Update. * config/v850/v850.h (FUNCTION_ARG_PARTIAL_NREGS): Remove. * config/v850/v850.c (v850_arg_partial_bytes): Rename from function_arg_partial_nregs. Adjust to return bytes. (TARGET_ARG_PARTIAL_BYTES): New. * config/v850/v850-protos.h: Update. 2004-12-30 Hans-Peter Nilsson <hp@bitrange.com> * config/mmix/mmix.h (ASM_OUTPUT_INTERNAL_LABEL): Define. * config/mmix/mmix.c (mmix_asm_output_internal_label): New function. * config/mmix/mmix-protos.h (mmix_asm_output_internal_label): Prototype. 2004-12-29 Richard Henderson <rth@redhat.com> * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): True. 2004-12-29 Jeff Law <law@redhat.com> * tree-outof-ssa.c (insert_backedge_copies): New function. (rewrite_out_of_ssa): Use it. 2004-12-29 Ira Rosen <irar@il.ibm.com> PR tree-optimization/18179 * tree-vectorizer.c (vect_get_base_and_offset): Call get_inner_reference and vect_analyze_offset_expr. (vect_create_addr_base_for_vector_ref): Build address_base by combining base and initial_offset fields of vect_stmt_info. (vect_update_inits_of_dr): Update offset of data-ref instead of its access-fn. Remove argument. (vect_update_inits_of_drs): Call vect_update_inits_of_dr with new arguments. (vect_compute_data_ref_alignment): Check misalignment info in vect_stmt_info. Remove argument. (vect_compute_data_refs_alignment): Call vect_compute_data_ref_alignment with correct argument. (vect_analyze_data_ref_access): Check access info in vect_stmt_info. (vect_analyze_pointer_ref_access): Update step and initial_offset fields of vect_stmt_info. (vect_get_memtag_and_dr): Call vect_get_base_and_offset and set the fields of stmt_vec_info. (vect_analyze_data_refs): Find vectype and pass it to vect_get_memtag_and_dr. (vect_get_first_index): Remove. (vect_compute_array_base_alignment): Remove. (vect_compute_array_ref_alignment): Remove (vect_create_data_ref_ptr): Use TYPE_SIZE_UNIT instead GET_MODE_SIZE. (vect_gen_niters_for_prolog_loop): Use TREE_CONSTANT instead host_integerp. (vectorizable_load): Use size arithmetics. 2004-12-29 Ira Rosen <irar@il.ibm.com> PR tree-optimization/18179 * tree-vectorizer.c (vect_get_base_and_offset): Rename (previous name vect_get_base_and_bit_offset). (vect_get_memtag_and_dr): Rename (previous name vect_get_symbl_and_dr). 2004-12-29 Ira Rosen <irar@il.ibm.com> PR tree-optimization/18179 * tree-vectorizer.h (struct _stmt_vec_info): Add new fields: initial_offset, step, misalignment and base_aligned_p and macros to access them. * tree-vectorizer.c (vect_analyze_offset_expr): New function. (new_stmt_vec_info): Initialize the new fields of stmt_vec_info. (vect_create_data_ref_ptr): Fix printings. 2004-12-29 Ira Rosen <irar@il.ibm.com> PR tree-optimization/18179 * tree-vectorizer.c (vect_get_symbl_and_dr): Reorganize. Add memtag retrieval. (vect_analyze_data_refs): Remove memtag retrieval. 2004-12-28 Richard Henderson <rth@redhat.com> PR inline-asm/15740 * gimplify.c (gimplify_asm_expr): Move resolve asm names ... * c-typeck.c (build_asm_expr): ... here. Validate input constraints. Mark memory inputs addressable. 2004-12-28 Hans-Peter Nilsson <hp@bitrange.com> PR target/18321 * config/mmix/mmix.c (mmix_expand_epilogue): Change type of variable offset to HOST_WIDE_INT. Remove obsolete comment. Fix spacing. 2004-12-28 Andrew Pinski <pinskia@physics.uc.edu> * fold-const.c (fold_build_cleanup_point_expr): For a RETURN_EXPR, we only need a cleanup point expression when the expression on the left hand side of the MODIFIY_EXPR inside the return has side effects. 2004-12-28 Dorit Naishlos <dorit@il.ibm.com> * tree-vectorizer.c (vect_mark_relevant) First argument changed from varray_type to varray_type*. (vect_mark_stmts_to_be_vectorized): Pass &worklist instead of worklist when calling vect_mark_relevant. 2004-12-28 Alan Modra <amodra@bigpond.net.au> * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't generate non-offsettable DImode lo_sum addresses. 2004-12-28 Zdenek Dvorak <dvorakz@suse.cz> PR rtl-optimization/19103 * loop-iv.c (iv_number_of_iterations): Fix typo. 2004-12-28 Andreas Jaeger <aj@suse.de> * genrecog.c (compute_predicate_codes): Avoid warning. 2004-12-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> * vax.c (vax_address_cost, vax_rtx_cost): Correct casts. (vax_rtx_cost): Handle small offsets for both PLUS and MINUS. 2004-12-27 Jeff Law <law@redhat.com> * tree-ssa-dom.c (thread_across_edge): Remove broken code to avoid threading into a loop. 2004-12-27 Richard Henderson <rth@redhat.com> PR target/17406 * config/i386/i386.c (ix86_expand_prologue): Add REG_FRAME_RELATED_EXPR note for allocate_stack_worker insn. 2004-12-27 Jason Merrill <jason@redhat.com> * doc/tm.texi (TARGET_RELAXED_ORDERING): Document. * target.h (struct gcc_target): Add relaxed_ordering field. * target-def.h (TARGET_RELAXED_ORDERING): Define default. (TARGET_INITIALIZER): Add it. * config/alpha/alpha.c (TARGET_RELAXED_ORDERING): Define. * config/ia64/ia64.c (TARGET_RELAXED_ORDERING): Define. * config/rs6000/rs6000.c (TARGET_RELAXED_ORDERING): Define. * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define. 2004-12-27 Roger Sayle <roger@eyesopen.com> PR driver/16118 * doc/invoke.texi: Document the interaction between -save-temps and -x. 2004-12-27 David Edelsohn <edelsohn@gnu.org> * config/rs6000/rs6000.c (rs6000_eliminate_indexed_memrefs): Do not break apart constant pool addresses. (rs6000_emit_move): Only force source into REG if target is MEM. 2004-12-27 Mark Mitchell <mark@codesourcery.com> PR c++/19148 * gimplify.c (gimplify_cond_expr): Add post_p parameter. (gimplify_modify_expr_rhs): Adjust call to gimplify_cond_expr. (gimplify_expr): Likewise. 2004-12-27 Richard Henderson <rth@redhat.com> * config/i386/i386.h (UNITS_PER_SIMD_WORD): Don't use MMX/3DNOW. 2004-12-26 Richard Henderson <rth@redhat.com> * config/i386/i386.c (ix86_gimplify_va_arg): Also pass the result of type_natural_mode to examine_argument. * config/i386/i386.md (mov<MMXMODEI>_internal_rex64): New. (movv2sf_internal_rex64): New. (mov<MMXMODEI>_internal): Use no register preferences at all. (movv2sf_internal): Likewise. 2004-12-26 Richard Henderson <rth@redhat.com> * simplify-rtx.c (simplify_relational_operation_1): Don't simplify plus/minus across EQ for floating-point. 2004-12-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> PR target/17643 * pa.c (pa_function_ok_for_sibcall): Sibcalls are not ok when generating code for the portable runtime. 2004-12-25 Richard Henderson <rth@redhat.com> * expr.c (clear_storage): Validate CONST0_RTX extant. Special case complex modes. 2004-12-25 Zdenek Dvorak <dvorakz@suse.cz> PR rtl-optimization/19078 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_generic, determine_use_iv_cost_outer): Fix computing of cost for the original bivs. (dump_use): Handle case related_cands == NULL. 2004-12-25 Marek Michalkiewicz <marekm@amelek.gda.pl> PR target/19059 * config/avr/avr.c (avr_mcu_types): Move attiny{13,2313} from avr4 to avr2. * config/avr/avr.h (LINK_SPEC): Ditto. * config/avr/t-avr (MULTILIB_MATCHES): Ditto. 2004-12-25 Alan Modra <amodra@bigpond.net.au> PR target/19137 * config/rs6000/rs6000.md (movti_power, movti_string): Relax operand[1] predicate to input_operand, and add r<-n alternative. Move TImode const_double_operand splitter to where it belongs. 2004-12-25 Alan Modra <amodra@bigpond.net.au> PR target/19147 * config/rs6000/rs6000.md (andsi3_internal7, andsi3_internal8): Delete. 2004-12-24 Uros Bizjak <uros@kss-loka.si> * config/i386/i386.md (*fix_trunc{d,s,h}i_1): Rename to *fix_trunc{d,s,h}i_i387. (fix_trunc{d,s}fdi2): Reorder tests. 2004-12-24 Daniel Berlin <dberlin@dberlin.org> Fix PR debug/14638 * tree.h (DECL_DEBUG_ALIAS_OF): New macro. * var-tracking.c (track_expr_p): Don't disqualify tracking of variables that are aliases of variables we want to track, unless the original variable is also ignored for debugging purposes. (VARIABLE_HASH_VAL): Use DECL_UID, so that this is deterministic. * tree-outof-ssa.c (create_temp): Note who we are a debug alias of. * dwarf2out.c (dwarf2out_var_location): Add us to the location of the decl we are an alias of. 2004-12-24 Alan Modra <amodra@bigpond.net.au> PR target/19142 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Allow DFmode for 32-bit again. 2004-12-23 Roger Sayle <roger@eyesopen.com> * reload.c (regno_clobbered_p): Add a gcc_assert that regno refers to a hard register. 2004-12-23 Mark Mitchell <mark@codesourcery.com> * gimplify.c (gimplify_modify_expr_rhs): Use types_compatible_p. 2004-12-23 DJ Delorie <dj@redhat.com> * genrecog.c (did_you_mean_codes): New. (compute_predicate_codes): Fail unmatched codes. 2004-12-23 Eric Christopher <echristo@redhat.com> * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add assert for machine=mips for !TARGET_IRIX. * config/mips/linux.h: Remove machine=mips assert. * config/mips/netbsd.h: Ditto. * config/mips/openbsd.h: Ditto. 2004-12-23 Dale Johannesen <dalej@apple.com> * tree.c (iterative_hash_expr): Canonicalize builtins. 2004-12-23 Alexandre Oliva <aoliva@redhat.com> PR target/16819 * calls.c (load_register_parameters): Don't call use_regs when nregs is zero. 2004-12-23 Eric Botcazou <ebotcazou@libertysurf.fr> PR middle-end/17746 * expr.c (get_inner_reference): Add 'keep_aligning' parameter. Break on aligning VIEW_CONVERT_EXPR nodes on STRICT_ALIGNMENT platforms only if keep_aligning is true. (expand_assignment): Adjust call to get_inner_reference. (expand_expr_addr_expr_1): Likewise. (expand_expr_real_1): Likewise. * dojump.c (do_jump): Likewise. * dwarf2out.c (loc_descriptor_from_tree_1): Likewise. * fold-const.c (optimize_bit_field_compare): Likewise. (decode_field_reference): Likewise. (split_address_to_core_and_offset): Likewise. * tree-ssa-loop-ivopts.c (split_address_cost): Likewise. * tree.h (get_inner_reference): Adjust prototype. 2004-12-23 Richard Henderson <rth@redhat.com> * config/i386/i386.c (override_options): Revert last change wrt fancy 387 math. 2004-12-23 Richard Henderson <rth@redhat.com> * config/alpha/alpha.md (one_cmpl<mode>2, and<mode>3, andnot<mode>3, ior<mode>3, iornot<mode>3, xor<mode>3, xornot<mode>3): New macroized vector operate patterns. 2004-12-23 Richard Henderson <rth@redhat.com> * config/i386/i386.c (ix86_expand_vector_move): Tidy. (ix86_expand_vector_move_misalign): New. (ix86_misaligned_mem_ok): Remove. (TARGET_VECTORIZE_MISALIGNED_MEM_OK): Remove. * config/i386/i386-protos.h: Update. * config/i386/i386.md (SSEMODEI): Rename from SSEINT16. (MMXMODEI): Rename from MMXINT8. (SSEMODE, MMXMODE, movmisalign<mode>): New. 2004-12-23 Mark Mitchell <mark@codesourcery.com> PR c++/16405 * gimplify.c (gimplify_modify_expr_rhs): Handle INDIRECT_REF/ADDR_EXPR combinations. 2004-12-22 Richard Henderson <rth@redhat.com> * config/alpha/alpha.c (alpha_expand_mov): Split out ... (alpha_expand_movmisalign): ... misaligned vector support. (TARGET_VECTORIZE_MISALIGNED_MEM_OK): Remove. * config/alpha/alpha-protos.h: Update. * config/alpha/alpha.md (VEC): New macro. (movv8qi, movv4hi, movv2si): Compress with VEC. (movv8qi_fix, movv4hi_fix, movv2si_fix): Likewise. (movv8qi_nofix, movv4hi_nofix, movv2si_nofix): Likewise. (movmisalign<mode>): New. 2004-12-22 Richard Henderson <rth@redhat.com> * optabs.h (OTI_movmisalign, movmisalign_optab): New. * optabs.c (init_optabs): Create it. * genopinit.c (optabs): Initialize it. * expr.c (expand_expr_real_1) <MISALIGNED_INDIRECT_REF>: Use it. * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise. * target-def.h (TARGET_VECTORIZE_MISALIGNED_MEM_OK): Remove. * target.h (vectorize.misaligned_mem_ok): Remove. * targhooks.c (default_vect_misaligned_mem_ok): Remove. * doc/md.texi (movmisalign): New. * doc/tm.texi (TARGET_VECTORIZE_MISALIGNED_MEM_OK): Remove. 2004-12-22 Richard Henderson <rth@redhat.com> * config/i386/emmintrin.h (_mm_loadh_pd): Don't cast pointer arg to __v2si. (_mm_storeh_pd, _mm_loadl_pd, _mm_storel_pd): Likewise. * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use double* or const double* for __builtin_ia32_loadhpd, __builtin_ia32_loadlpd, __builtin_ia32_storehpd, __builtin_ia32_storelpd. (ix86_expand_builtin): Update to match. (ix86_expand_vector_init): Use sse2_loadlpd. * config/i386/i386.md (vec_setv2df): Use sse2_loadlpd, sse2_loadhpd. (vec_extractv2df): Use sse2_storelpd, sse2_storehpd. (sse2_storehpd, sse2_loadhpd, sse2_storelpd, sse2_loadlpd): New. (sse2_movhpd): Remove. 2004-12-23 Alan Modra <amodra@bigpond.net.au> PR target/18751 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Return false for anything larger than 32 bits in 32-bit code. 2004-12-22 Richard Henderson <rth@redhat.com> * config/i386/i386.md (btsq, btrq, btcq): Fix modes. (bt peepholes): Likewise. * varasm.c (force_const_mem): Call set_mem_align. 2004-12-22 Richard Henderson <rth@redhat.com> * config/i386/predicates.md (sse_comparison_operator): Fix typo in ieee test. (arith_or_logical_operator): Downcase codes. 2004-12-23 Kaz Kojima <kkojima@gcc.gnu.org> PR target/18511 * reload1.c (emit_output_reload_insns): Check if OLD is a hard register before calling regno_clobbered_p. * reload.c: Update comment for regno_clobbered_p. 2004-12-22 Richard Henderson <rth@redhat.com> * config/i386/i386.c (override_options): Respect user disable of fancy 387 math, sse, mmx. (construct_container): Generate error if we need an sse regster and sse has been disabled. * config/i386/i386.h (TARGET_SWITCHES): Disabling sse also disables later sse generations. Disabling mmx also disables 3dnow. 2004-12-22 Daniel Berlin <dberlin@dberlin.org> * tree-inline.c (struct inline_data): Remove inlined_fns. (expand_call_inline): Remove dead code setting inlined_fns. (optimize_inline_calls): Remove dead code setting DECL_INLINED_FNS. * tree.h (struct tree_decl): Remove inlined_fns. 2004-12-22 Roger Sayle <roger@eyesopen.com> * tree-browser.c: Remove obsolete #ifdef HOST_EBCDIC code. 2004-12-23 Alan Modra <amodra@bigpond.net.au> PR target/18896 * function.c (split_complex_args): Set DECL_ARTIFICIAL, DECL_IGNORED_P for real and imaginary parts if the parm is addressable. (assign_parms_unsplit_complex): If parm addressable, save real and imaginary parts to a stack temp. Pass assign_parm_data_all. (assign_parms): Adjust assign_parms_unsplit_complex call. 2004-12-22 Daniel Berlin <dberlin@dberlin.org> * tree.h (DECL_PTA_ALIASVAR): Dead. (struct tree_decl): Remove alias_var field. 2004-12-22 Nathan Sidwell <nathan@codesourcery.com> * system.h (IN_RANGE): Restore HOST_WIDE_INT cast. * tree.h (IS_EXPR_CODE_CLASS): Do not use IN_RANGE. 2004-12-22 Richard Henderson <rth@redhat.com> Uros Bizjak <uros@kss-loka.si> * config/i386/i386.md (truncdfsf2): Don't create stack temp when using sse math only. Use truncdfsf2_with_temp. (truncdfsf2_with_temp): New. (truncdfsf_fast_i387): Rename from truncdfsf2_noop. Add memory output alternative. (truncdfsf_mixed): Rename from truncdfsf2_1_sse. Compress duplicate alternatives. (truncdfsf_fast_sse): Rename from truncdfsf2_2. Remove f alternative. (truncdfsf2_3, truncdfsf2_sse_only): Remove. (truncdfsf_i387): Rename from truncdfsf2_1. Compress duplicates. (truncdfsf_fast_mixed): New. (truncdfsf splitters): Remove all except the 387 load/store split. (truncxfsf2_1, truncxfdf2_1): Unify enable constraint with respect to TARGET_SSE2, TARGET_80387, TARGET_SSE_MATH and TARGET_MIX_SSE_I387. (*truncxf{s,d}f2_1): Rename to *truncxf{s,d}f2_mixed. (truncxf{s,d}f2_noop) Rename to truncxf{d,s}f2_i387_noop. (*truncxf{s,d}f2_i387): New patterns. (*truncxf{s,d}f2_2): Rename to *truncxf{s,d}f2_i387_1. (truncxf{s,d}f2, fmod{s,d}f3, drem{s,d}f3, log1p{s,d}f2, rint{s,d}f2, floor{s,d}f2, ceil{s,d}f2, btrunc{s,d}f2, nearbyint{s,d}f2): Use renamed patterns. 2004-12-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> * tree.h (TYPE_SIZES_GIMPLIFIED): New. * function.c (gimplify_parm_type): Don't gimplify type if already done. * gimplify.c (gimplify_decl_expr): Likewise. (gimplify_type_sizes): Set TYPE_SIZES_GIMPLIFIED. Examine nested array types. 2004-12-22 Richard Henderson <rth@redhat.com> * gimplify.c (eval_save_expr): Remove. (gimplify_one_sizepos): Unshare expr before gimplifying. * stor-layout.c (variable_size): Revert 2004-12-19 change. (layout_decl): Revert 2004-12-18 change. (layout_type): Revert 2004-12-21 change. 2004-12-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> * tree-sra.c (type_can_be_decomposed_p): Reject variable sized types. 2004-12-22 Mark Mitchell <mark@codesourcery.com> * Makefile.in (install-common): Remove special-case code for when SPECS is defined. 2004-12-22 Jan Beulich <jbeulich@novell.com> * config.gcc: Add dbxelf.h to NetWare's tm_file. * config/i386/netware-crt0.c: Prototype __init_environment and __deinit_environment prior to their definition. (__init_environment): Correct invokation of constructor function. * config/i386/netware.h (TARGET_OS_CPP_BUILTINS): Use builtin_define_std rather than builtin_define on IAPX386. * config/i386/nwld.h: Disable stabs debugging info with the linker this file supports. * config/i386/t-nwld (SHLIB_LINK): Do not use a temporary file for the output. Add -posix to the options as that is the more compatible mode. * gthr-nks.h: Formatting. (__gthread_mutex_init_function): Kill the dubious use of NX_MUTEX_RECURSIVE as it is now clear that the traditional mutexes were not meant to be recursive. (__gthread_recursive_mutex_t, __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION, __gthread_recursive_mutex_init_function, __gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock, __gthread_recursive_mutex_unlock): New. 2004-12-22 Alexandre Oliva <aoliva@redhat.com> * config/mips/t-linux64: Remove code that messed with $(SPECS). (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES): Move n32 to the front. (MULTILIB_EXTRA_OPTS, CRTSTUFF_T_CFLAGS, CRTSTUFF_T_CFLAGS_S): Removed. * config/mips/linux64.h (DRIVER_SELF_SPECS): Don't handle -mabi-fake-default. (SUBTARGET_TARGET_SWITCHES): Likewise. 2004-12-21 Andrew Pinski <pinskia@physics.uc.edu> PR c++/18984 * pointer-set.c (pointer_set_contains): Add back. * pointer-set.h (pointer_set_contains): Add back. 2004-12-21 Richard Henderson <rth@redhat.com> * gimplify.c (eval_save_expr): New. (gimplify_one_sizepos): Use it. * stor-layout.c (layout_type): Unshare TYPE_MIN/MAX_VALUE. 2004-12-21 Nathan Sidwell <nathan@codesourcery.com> * system.c (IN_RANGE): Use plain unsigned, not unsigned HOST_WIDE_INT. * tree.def (VOID_TYPE, INTEGER_TYPE, REAL_TYPE, COMPLEX_TYPE, VECTOR_TYPE, OFFSET_TYPE, ENUMERAL_TYPE, BOOLEAN_TYPE, CHAR_TYPE, POINTER_TYPE, REFERENCE_TYPE, METHOD_TYPE, FUNCTION_TYPE, FILE_TYPE, ARRAY_TYPE, RECORD_TYPE, UNION_TYPE, QUAL_UNION_TYPE): Reorder for better code efficiency. (CONST_DECL, TYPE_DECL, VAR_DECL, FIELD_DECL, PARM_DECL): Likewise. (INDIRECT_REF, ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF): Likewise. * tree.h (INDIRECT_REF_P): Reorder checks for better optimization. (IS_EXPR_CODE_CLASS): Use IN_RANGE. (INTEGRAL_TYPE_P, FLOAT_TYPE_P): Reorder checks for better optimization. 2004-12-21 David O'Brien <obrien@FreeBSD.org> * config/freebsd-spec.h: Use KSE pthread lib for -pthread. 2004-12-21 James A. Morrison <phython@gcc.gnu.org> PR c/18963 * c-decl.c (pushdecl): Remove block trying to merge static function declarations at block scope to file scope declarations. 2004-12-21 James A. Morrison <phython@gcc.gnu.org> PR c/18596 * c-parse.in (initdcl): Don't process a declaration if start_decl fails. (notype_initdcl): Don't process a declaration if start_decl fails. * c-decl.c (start_decl): Fail if grokdeclarator fails. (grokdeclarator): Fail if a function definition has an invalid storage class. * c-typeck.c (start_init): Treat error_mark_node the same as 0. 2004-12-21 Richard Henderson <rth@redhat.com> * config/i386/i386.c (x86_sse_split_regs): Rename from x86_sse_partial_regs. * config/i386/i386.h (x86_sse_split_regs): Likewise. (TARGET_SSE_SPLIT_REGS): Rename from TARGET_SSE_PARTIAL_REGS. * config/i386/i386.md (*): Update to match. Remove two floatsisf splitters that use it. * config/i386/i386.h (x86_sse_partial_regs_for_cvtsd2ss): Remove. * config/i386/i386.c (x86_sse_partial_regs_for_cvtsd2ss): Remove. * config/i386/i386.h (TARGET_SSE_PARTIAL_REGS_FOR_CVTSD2SS): Remove. * config/i386/i386.md (truncdfsf2_1_sse): Don't test it. (truncdfsf2_2, truncdfsf2_sse_only): Likewise. (truncdfsf2_1_sse_nooverlap, truncdfsf2_2_nooverlap): Remove. (truncdfsf2_sse_only_nooverlap): Remove. * config/i386/i386.h (TARGET_SSE_TYPELESS_LOAD0): Remove. 2004-12-21 Eric Botcazou <ebotcazou@libertysurf.fr> * expr.c (emit_group_load_1): Return the source if the move is a regular move between complex values. 2004-12-20 Roger Sayle <roger@eyesopen.com> PR middle-end/18683 * config/rs6000/rs6000.c (current_file_function_operand): Only check current_function_decl's DECL_RTL if it has already been set. 2004-12-20 Roger Sayle <roger@eyesopen.com> PR middle-end/18683 * function.c (pop_function_context_from): Don't reset reg_renumber. 2004-12-20 Eric Botcazou <ebotcazou@libertysurf.fr> PR middle-end/18776 * expr.c (write_complex_part): Use a subreg if the original object is a hard reg that spans an even number of regs or a MEM. (read_complex_part): Likewise. 2004-12-20 Mark Mitchell <mark@codesourcery.com> * Makefile.in (install-common): Do not install the specs file unless SPECS is defined. 2004-12-20 Zdenek Dvorak <dvorakz@suse.cz> PR rtl-optimization/18942 * simplify-rtx.c (simplify_relational_operation_1): Simplify x + cst1 == cst2 to x == cst2 - cst1. Made static. 2004-12-20 Matt Austern <austern@apple.com> PR c++/19044 * c-common.c (set_builtin_user_assembler_name): New. * c-common.h (set_builtin_user_assembler_name): Declare. * c-decl.c (finish_decl): Use set_builtin_user_assembler_name 2004-12-20 Diego Novillo <dnovillo@redhat.com> PR tree-optimization/19080 Merge from tree-cleanup-branch * tree-flow-inline.h (clear_call_clobbered): New function. * tree-ssa-alias.c (init_alias_info): Call it. 2004-12-20 Richard Henderson <rth@redhat.com> * config/i386/i386.md (sse2_movsd): Remove ix86_binary_operator_ok check. 2004-12-20 Steven Bosscher <stevenb@suse.de> Andrew Pinski <pinskia@physics.uc.edu> PR middle-end/18191 PR middle-end/18965 PR middle-end/18999 * expr.c (categorize_ctor_elements_1): Count the total number of elements in the constructor. (categorize_ctor_elements): Return it in a new argument. * tree.h (categorize_ctor_elements): Adjust prototype. * gimplify.c (gimplify_init_ctor_eval_range): New. (gimplify_init_ctor_eval): Gimplify RANGE_EXPR. (gimplify_init_constructor): Block clear the object if the constructor has fewer elements than the object type. Only try to add assignments to individual elements when we have to. 2004-12-20 Richard Henderson <rth@redhat.com> * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use long_long_integer_type_node in building V2DI_type_node. * config/i386/emmintrin.h: Use __vector_size__ instead of vector_size. * config/i386/mmintrin.h, config/i386/xmmintrin.h: Likewise. 2004-12-20 Ben Elliston <bje@au.ibm.com> * doc/md.texi (Expander Definitions): Use @emph instead of @strong around Note: text to workaround a limitation of the Info format. * doc/cpp.texi (Invocation): Likewise. * doc/cppopts.texi: Likewise. 2004-12-19 Dale Johannesen <dalej@apple.com> * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Don't reference operand 1 of ADDR_EXPRs. 2004-12-19 Mark Mitchell <mark@codesourcery.com> * defaults.h (ASM_OUTPUT_INTERNAL_LABEL): New macro. * output.h (assemble_name_raw): Declare it. * system.h (ASM_OUTPUT_INTERNAL_LABEL): Do not poison it. * varasm.c (assemble_name_raw): New function. (assemble_name): Use it. (default_internal_label): Likewise. * config/darwin.c (darwin_asm_output_dwarf_delta): Likewise. * doc/tm.texi (ASM_OUTPUT_INTERNAL_LABEL): Document. 2004-12-19 Richard Henderson <rth@redhat.com> PR 18067 * stor-layout.c (variable_size): Force creation of a SAVE_EXPR. 2004-12-19 Steven Bosscher <stevenb@suse.de> * config/i386/i386.c (ix86_split_to_parts): Use an array with four elements for decoding a CONST_DOUBLE on 64 bits targets. 2004-12-19 Bernardo Innocenti <bernie@develer.com> * config/m68k/m68kemb.h (TARGET_OS_CPP_BUILTINS): Remove redundant definition of mc68000, already present in TARGET_CPU_CPP_BUILTINS. 2004-12-18 Daniel Berlin <dberlin@dberlin.org> * lambda-code.c (can_convert_to_perfect_nest): Make checking match up with what perfect_nestify can actually handle. (perfect_nestify): Don't return false in the phi node loop. 2004-12-18 Richard Henderson <rth@redhat.com> * config/i386/i386.md (SSEINT16): New. (movv16qi, movv8hi, movv4si, movv2di): Compress via macros. (movv16qi_internal, movv8hi_internal, movv4si_internal, movv2di_internal): Compress via macros. Add SSE zero alternative. Fix pure SSE alternatives to use 'x' instead of 'Y'. (MMXINT8): New. (movv8qi, movv4hi, movv2si, movv8qi_internal, movv4hi_internal, movv2si_internal): Compress via macros. (SSEPUSH, MMXPUSH): New. (pushv18qi, pushv8hi, pushv4si, pushv2di, pushti, pushv4sf, pushv2df, pushv8qi, pushv4hi, pushv2si, pushv2sf): Compress via macros. 2004-12-18 Richard Henderson <rth@redhat.com> PR middle-end/16417 * c-decl.c (store_parm_decls): Clarify get_pending_sizes insertion comment. * c-objc-common.c (c_cannot_inline_tree_fn): Remove pending sizes checks. * c-tree.h (struct lang_decl): Remove pending_sizes. * function.c: Include tree-gimple.h (assign_parm_setup_reg): Remove callee-copies code. (gimplify_parm_type, gimplify_parameters): New functions. (expand_pending_sizes): Remove. (expand_function_start): Don't call it. * gimplify.c (gimplify_expr): Examine DECL_VALUE_EXPR for PARM_DECL. (gimplify_body): Add do_parms argument. Use gimplify_parameters. (gimplify_function_tree): Setup cfun. Update gimplify_body call. * tree-gimple.h (gimplify_body): Update decl. * tree-inline.c (initialize_inlined_parameters): Update gimplify_body call. * tree.h (gimplify_parameters): Declare. * Makefile.in (function.o): Depend on TREE_GIMPLE_H. 2004-12-18 Richard Henderson <rth@redhat.com> * c-decl.c (finish_struct): Add DECL_EXPR for variable sized structures seen inside functions. 2004-12-18 Richard Henderson <rth@redhat.com> * c-decl.c (grokdeclarator): Save variable array size before subtracting 1, rather than after. 2004-12-18 Eric Botcazou <ebotcazou@libertysurf.fr> PR middle-end/15486 * varasm.c (asm_emit_uninitialised): Return early if a custom section is requested. (assemble_variable): Revert 2002-03-15 patch. 2004-12-18 Richard Henderson <rth@redhat.com> * stor-layout.c (layout_decl): Use unshare_expr, not unsave_expr. 2004-12-18 Zdenek Dvorak <dvorakz@suse.cz> PR tree-optimization/18800 * params.def (PARAM_IV_ALWAYS_PRUNE_CAND_SET_BOUND): New parameter. * tree-ssa-loop-ivopts.c (struct iv_ca): Add n_cands field. (ALWAYS_PRUNE_CAND_SET_BOUND): New macro. (iv_ca_set_no_cp, iv_ca_set_cp, iv_ca_new): Update n_cands field. (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_n_cands, iv_ca_prune): New functions. (iv_ca_extend): Return number of candidates in the set. (try_add_cand_for): Add argument to iv_ca_extend calls. (try_improve_iv_set): Use iv_ca_prune. * doc/invoke.texi (iv-always-prune-cand-set-bound): Document. 2004-12-18 Zdenek Dvorak <dvorakz@suse.cz> PR rtl-optimization/19001 * loop-iv.c (iv_number_of_iterations): Record assumptions for loops with power of two step to 'infinite' field. 2004-12-18 Roger Sayle <roger@eyesopen.com> * Makefile.in (stor-layout.o): Depend upon gt-stor-layout.h. (tree-ssa-propagate.o): Depend upon gt-tree-ssa-propagate.h. (tree-ssa-operands.o): Depend upon gt-tree-ssa-operands.h. (tree-mudflap.o): Depend upon gt-tree-mudflap.h. (expr.o): Depend upon gt-expr.h. (regclass.o): Depend upon gt-regclass.h. (bitmap.o): Depend upon gt-bitmap.h. (lists.o): Depend upon gt-lists.h. (cfgexpand.o): Don't depend upon gt-tree-cfg.h. (GTFILES): Remove fold-const.c. (gt-stmt.h, gt-fold-const.h, gt-input.h, gt-tree-ssa-ccp.h): Remove rules. 2004-12-18 Richard Henderson <rth@redhat.com> * stor-layout.c (layout_decl): Unshare size expressions copied from the type. * fold-const.c (multiple_of_p): Handle BIT_AND_EXPR when BOTTOM is a power of two. 2004-12-18 Richard Henderson <rth@redhat.com> * tree-nested.c (save_tmp_var): New. (struct walk_stmt_info): Add is_lhs. (walk_stmts) <MODIFY_EXPR>: Be more accurate with setting of val_only; set is_lhs. (convert_nonlocal_reference): Use save_tmp_var when is_lhs; clear is_lhs when appropriate. (convert_local_reference): Likewise. 2004-12-18 Richard Earnshaw <rearnsha@arm.com> * arm/ieee754-sf.S (floatdisf): Fix label definition in FPA compatibility code. 2004-12-18 Roger Sayle <roger@eyesopen.com> * ifcvt.c (total_bb_rtx_cost): Rename function to cheap_bb_rtx_cost_p. Take a max_cost argument to avoid scanning large blocks, by returning a Boolean instead of a total. Include the cost of a "fstp %st(0)" instruction required to pop dead values off of a register stack. 2004-12-18 Roger Sayle <roger@eyesopen.com> PR middle-end/18548 * expr.c (expand_expr_real_1) <MAX_EXPR>: Ensure that target, op0 and op1 are all registers (or constants) before expanding the RTL comparison sequence [to avoid reg_overlap_mentioned (target, op1)]. 2004-12-18 Eric Botcazou <ebotcazou@libertysurf.fr> PR rtl-optimization/16968 * loop.c (scan_loop): Stop scanning the loop for movable insns as soon as an optimization barrier is encountered. 2004-12-17 Zack Weinberg <zack@codesourcery.com> PR 18897 * toplev.c (compile_file): Call process_pending_assemble_externals just before targetm.asm_out.file_end. 2004-12-17 Diego Novillo <dnovillo@redhat.com> tree-optimization/18501 * tree-optimize.c (init_tree_optimization_passes): Run pass_late_warn_uninitialized before the last DCE run. 2004-12-17 Richard Henderson <rth@redhat.com> * config/i386/i386.c (x86_64_reg_class_name): Re-indent. (classify_argument, examine_argument, construct_container, merge_classes): Remove prototypes. (type_natural_mode): Split out from ... (function_arg): ... here. (gen_reg_or_parallel): Remove alt_mode argument. Update callers. Use orig_mode unless it's BLKmode. (construct_container): Add orig_mode argument. Update callers. Use gen_reg_or_parallel for SSE registers. (ix86_function_value): Use type_natural_mode. (ix86_gimplify_va_arg): Likewise. (ix86_hard_regno_mode_ok): Always accept all SSE, MMX, 3DNOW modes in SSE registers; always accept all MMX, 3DNOW modes in MMX registers. * config/i386/i386.h (VALID_SSE2_REG_MODE): Don't include VALID_MMX_REG_MODE. * config/i386/i386.md (attribute mode): Add V1DF. (movsi_1): Use 'x' instead of 'Y' constraints. (movsi_1_nointernunit, movdi_2, movdi_1_rex64): Likewise. (movdi_1_rex64_nointerunit): Likewise. (movdf_nointeger, movdf_integer): Likewise. Handle SSE1. (movsf_1, movsf_1_nointerunit): Line up constraint alternatives. (swapsf): Use fp_register_operand, don't disable for TARGET_SSE. (swapdf): Likewise. (swapxf): Enable only for TARGET_80387. (movv2sf, movv2sf_internal, pushv2sf): Enable for MMX. (movtf): Remove double-check for TARGET_64BIT. (movv2df_internal): Enable for SSE1. (movv8hi_internal, movv16qi_internal): Likewise. (movv2df, movv8hi, movv16qi): Likewise. (pushv2di, pushv8hi, pushv16qi, pushv4si): Likewise. (pushdi2_rex64, movv4sf_internal, movv4si_internal, movv2di_internal, movv8qi_internal, movv4hi_internal, movv2sf_internal, movv2df_internal, movv8hi_internal, movv16qi_internal, movti_internal): Add leading '*' to name. 2004-12-17 Dale Johannesen <dalej@apple.com> * c-decl.c (diagnose_mismatched_decls): Accept mismatched function types: void with previous implicit int. 2004-12-17 Andreas Krebbel <krebbel1@de.ibm.com> * config/s390/s390.c (s390_gimplify_va_arg): Set alias set to s390_sr_alias_set. 2004-12-17 Jan Beulich <jbeulich@novell.com> PR target/17603 * config/i386/i386.c (enum x86_64_reg_class): Define X86_64_COMPLEX_X87_CLASS. (x86_64_reg_class_names): Add name for X86_64_COMPLEX_X87_CLASS. (merge_classes): Handle X86_64_COMPLEX_X87_CLASS. (classify_argument): XCmode is X86_64_COMPLEX_X87_CLASS. (examine_argument): X86_64_COMPLEX_X87_CLASS requires two registers when dealing with a return value. (construct_container): Handle X86_64_COMPLEX_X87_CLASS. Eliminate impossible case of two X87/X87UP pairs (this now is being expressed by a single COMPLEX_X87). (x86_libcall_value): XCmode gets returned in st0/st1. 2004-12-17 Steven Bosscher <stevenb@suse.de> * tree.c (type_contains_placeholder_1): Always return false for VECTOR_TYPE if its TREE_TYPE does not contain a placeholder. 2004-12-17 Uros Bizjak <uros@kss-loka.si> * config/i386/i386.md (extendsfdf2, *extendsfdf2_1, *extendsfdf2_1_sse_only): Unify enable constraint with respect to TARGET_SSE2, TARGET_80387, TARGET_SSE_MATH and TARGET_MIX_SSE_I387. (*extendsfdf2_i387): New insn pattern. (*extendsfdf2_1): Rename to *extendsfdf2_mixed. Fix register constraint for operand 0. (*extendsfdf2_1_sse_only): Rename to *extendsfdf2_sse. (*extend{s,d}fxf2_1): Rename to *extend{s,d}fxf2_i387. 2004-12-16 Andrew Pinski <pinskia@physics.uc.edu> PR target/19041 * config/darwin.c (machopic_symbol_defined_p): Return false if the binds local and is a common symbol. 2004-12-16 Richard Henderson <rth@redhat.com> * config/i386/i386.md (extv, extzv, insv): Revalidate the operand with ext_register_operand. 2004-12-16 Kazu Hirata <kazu@cs.umass.edu> * global.c: Fix a comment typo. 2004-12-16 Eric Botcazou <ebotcazou@libertysurf.fr> Roger Sayle <roger@eyesopen.com> PR tree-optimization/18707 * cfgloopmanip.c (create_preheader): Move the preheader only if the latch was falling through to the header. 2004-12-16 Danny Smith <dannysmith@users.sourceforge.net> PR target/18997 * config/i386/cygwin.h (GTHREAD_USE_WEAK): Define to 0. 2004-12-16 Richard Henderson <rth@redhat.com> Aldy Hernandez <aldyh@redhat.com> * simplify-rtx.c (simplify_replace_rtx): Do not blindly replace hard registers. 2004-12-16 H.J. Lu <hongjiu.lu@intel.com> PR other/18508 * config/alpha/t-osf4 (SHLIB_LINK): Use `.backup' as the suffix to back up the existing shared library. * config/arm/t-netbsd (SHLIB_LINK): Likewise. * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise. * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise. * config/sh/t-linux (SHLIB_LINK): Likewise. * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise. * config/t-slibgcc-darwin (SHLIB_LINK): Likewise. * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise. * config/t-slibgcc-sld (SHLIB_LINK): Likewise. * config/i386/t-nwld (SHLIB_LINK): Don't use the temporary file. 2004-12-16 Richard Henderson <rth@redhat.com> * Makefile.in (MD_DEPS, s-mddeps): New. (s-config, s-conditions, s-flags, s-codes, s-constants, s-emit, s-recog, s-opinit, s-extract, s-peep, s-attr, s-attrtab, s-output, s-preds): Depend on MD_DEPS instead of md_file. (genobjnames): Add genmddeps.o (build/genmddeps, build/genmddeps.o): New. (mostlyclean): Remove mddeps.mk. * genmddeps.c: New file. * gensupport.c (include_callback): New. (process_include): Call it. * gensupport.h (include_callback): Declare. 2004-12-16 Nathan Sidwell <nathan@codesourcery.com> * local-alloc.c (block_alloc): Replace IN_RANGE with simple comparison. * doc/c-tree.texi (CONSTRUCTOR): Mention RANGE_EXPRs. 2004-12-16 Mark Dettinger <dettinge@de.ibm.com> * config/s390/s390.c (struct processor_costs): Two new fields: madbr, maebr. (s390_rtx_costs): Added handling of multipy and add in SFmode. More precise values for cost of multiply and add. 2004-12-15 Richard Henderson <rth@redhat.com> PR target/19028 * config/i386/i386.md (sse compare splitter): Test for SF and DFmode explicitly instead of using VALID_SSE_REG_MODE. 2004-12-15 Richard Henderson <rth@redhat.com> PR target/19005 * config/i386/i386.md (swaphi_1): Swap with swaphi_2, allow with optimize_size. (swapqi_1): Rename from swapqi. Enable only for no partial reg stall and optimize_size. (swapqi_2): New. (swaphi_1, swaphi_2, swapqi_1): Add athlon_decode. (swapsi, swaphi_1, swaphi_2, swapqi_1, swapdi): Remove modrm override. 2004-12-16 Uros Bizjak <uros@kss-loka.si> * config/i386/i386.md (*floathisf2_i387, *floathidf2_i387): Also enable for TARGET_MIX_SSE_I387. 2004-12-16 Uros Bizjak <uros@kss-loka.si> * config/i386/i386.md (sqrt{s,d}f2_1, sqrt{s,d}f2_1_sse_only, sqrt{s,d}f2_i387): Unify enable constraint with respect to TARGET_SSE, TARGET_SSE2, TARGET_USE_FANCY_MATH_387, TARGET_SSE_MATH and TARGET_MIX_SSE_I387. (sqrt{s,d}f2_1): Rename to *sqrt{s,d}f2_mixed. (sqrt{s,d}f2_1_sse_only): Rename to *sqrt{s,d}f2_sse. (sqrt{s,d}f2_i387): Rename to *sqrt{s,d}f2_i387. (*sqrtextendsfdf2): Also enable for TARGET_MIX_SSE_I387. (*sqrtextend?f?f2): Rename to *sqrtextendsfdf2_i387. 2004-12-16 Uros Bizjak <uros@kss-loka.si> * config/i386/i386.md (*fop_?f_comm_{,sse,nosse}, *fop_?f_1_{,sse,nosse}, *fop_{d,x}f_{2,3,4,5,6}): Unify enable constraint with respect to TARGET_80387, TARGET_SSE, TARGET_SSE2, TARGET_SSE_MATH and TARGET_MIX_SSE_I387. (*fop_?f_{comm,1}): Rename to *fop_?f_{comm,1}_mixed. (*fop_?f_{comm,1}_nosse): Rename to *fop_?f_{comm,1}_i387. (*fop_{d,x}f_{2,3,4,5,6}): Rename to *fop_{d,x}f_{2,3,4,5,6}_i387. 2004-12-15 H.J. Lu <hongjiu.lu@intel.com> PR target/18153 * configure.ac: Define HAVE_LD_STATIC_DYNAMIC if linker supports -Bstatic/-Bdynamic option. * config.in: Regenerated. * configure: Likewise. * gcc.c (init_spec): Pass -Bstatic/-Bdynamic to ld for static -lunwind if possible. 2004-12-15 Daniel Berlin <dberlin@dberlin.org> * cfgloop.c (flow_loops_dump): Don't print out levels. (flow_loops_find): Don't set loop->levels. (flow_loops_level_compute): Make void. * cfgloop.h (struct loops): Remove levels member. Add comment about loops in parray possibly being NULL. 2004-12-15 Alexandre Oliva <aoliva@redhat.com> * reload.c (SMALL_REGISTER_CLASS_P): New. (push_secondary_reload, find_reusable_reload, find_reloads): Use it instead of testing only the class size. 2004-12-15 Eric Botcazou <ebotcazou@libertysurf.fr> PR c++/17972 * tree-inline.c (expand_call_inline): Set TREE_SIDE_EFFECTS on the STMT_EXPR wrapping up the inlined body. 2004-12-15 Vladimir Makarov <vmakarov@redhat.com> Steven Bosscher <stevenb@suse.de> PR middle end/17340 * global.c: Update comments in a few places. (check_earlyclobber): Return true if there are early clobber classes. (calculate_local_reg_bb_info): Do not try to mark earlyclobber regs if there are none. (bb_info, allocate_bb_info, free_bb_info, modify_reg_pav, make_accurate_live_analysis): Rename pavin, pavout to live_pavin, live_pavout. (modify_bb_reg_pav): Remove. (calculate_reg_pav): Use code from modify_bb_reg_pav. (temp_bitmap): New variable. (calculate_reg_pav): Allocate/deallocate temp_bitmap. 2004-12-15 Richard Henderson <rth@redhat.com> PR target/19010 * config/i386/i386.c (ix86_must_pass_in_stack): Don't return true for TImode vectors. (gen_reg_or_parallel): New. (function_arg): Use it. (ix86_hard_regno_mode_ok): Test SSE1 and SSE2 separately, MMX and 3DNOW separately. (ix86_rtx_costs): Simplify FLOAT_EXTEND case. (ix86_vector_mode_supported_p): Test SSE1 and SSE2 separately. * config/i386/i386.h (VALID_SSE2_REG_MODE): Move SSE2 cases from ... (VALID_SSE_REG_MODE): ... here. 2004-12-15 David Edelsohn <edelsohn@gnu.org> * xcoffout.c (xcoffout_declare_function): Change strncpy to memcpy. 2004-12-15 Ian Lance Taylor <ian@wasabisystems.com> * config/arm/arm.c (arm_xscale_rtx_costs): Increase cost of COMPARE of MULT. * config/arm/arm.md (mulsi3_compare0): Don't check arm_arch_xscale. (mulsi_compare0_scratch, mulsi3_addsi_compare0): Likewise. (mulsi3addsi_compare0_scratch): Likewise. 2004-12-15 Eric Botcazou <ebotcazou@libertysurf.fr> PR other/18665 * libgcc-std.ver (GCC_3.4.4): Inherit from GCC_3.4.2. Export __absvti2, __addvti3, __mulvti3, __negvti2 and __subvti3. * libgcc2.c (__addvsi3): Rename to __addvSI3. New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC. (__addvdi3): Rename to __addvDI3. (__subvsi3): Rename to __subvSI3. Use word type for the result. New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC. (__subvdi3): Rename to __subvDI3. (_mulvsi3): Rename to _mulvSI3. New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC. (_mulvdi3): Rename to _mulvDI3. (__negvsi2): Rename to __negvSI2. New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC. (__negvdi2): Rename to __negvDI2. (__absvsi2): Rename to __absvSI2. New version if COMPAT_SIMODE_TRAPPING_ARITHMETIC. (__absvdi2): Rename to __absvDI2. * libgcc2.h (64-bit targets): Define COMPAT_SIMODE_TRAPPING_ARITHMETIC. (__absvSI2, __addvSI3, __subvSI3, __mulvSI3, __negvSI2, __absvDI2, __addvDI3, __subvDI3, __mulvDI3, __negvDI2): Define to the appropriate symbol and declare. (__absvsi2, __addvsi3, __subvsi3, __mulvsi3, __negvsi2): Declare if COMPAT_SIMODE_TRAPPING_ARITHMETIC. 2004-12-15 Kazuhiro Inaoka <inaoka.kazuhiro@reneasas.com> * config/m32r/m32r.h (PREFERRED_DEBUGGING_TYPE): Use DWARF2_DEBUG. * config/m32r.c (m32r_legitimize_pic_address): Changed to support GOTOFF relocation. * config/m32r.md (UNSPEC_GOTOFF): New. (gotoff_load_addr): New. 2004-12-15 Richard Sandiford <rsandifo@redhat.com> * config/mips/mips.c (mips_arg_info): Use FUNCTION_ARG_BOUNDARY to decide whether an argument is double-word aligned. 2004-12-15 Richard Henderson <rth@redhat.com> * config/i386/i386.md: Fix missing modes on cmove splitters. 2004-12-15 Jan Beulich <jbeulich@novell.com> * mklibgcc.in (libgcc2_c_dep): Add dependency on libgcc2.h. 2004-12-15 Uros Bizjak <uros@kss-loka.si> * config/i386/i386.md (floathisf2, *floathisf2_1, floatsisf2, *floatsisf2_i387, *floatsisf2_sse, floatdisf2, *floatdisf2_i387_only, *floatdisf2_i387, *floatdisf2_sse, floathidf2, *floathidf2_1, *floatsidf2_i387, *floatsidf2_sse, floatdidf2, *floatdidf2_i387_only, *floatdidf2_i387, *floatdidf2_sse, floatunssisf2, floatunsdisf2, floatunsdidf2): Unify enable constraint with respect to TARGET_80387, TARGET_SSE, TARGET_SSE2, TARGET_64BIT, TARGET_SSE_MATH and TARGET_MIX_SSE_I387. (*float?i?f_i387): Rename to *float?i?f2_mixed. (*float?i?f2_1): Rename to *float?i?f2_i387. (*float?i?f2_i387_only): Rename to *float?i?f2_i387. (float?ixf2): Penalize integer register operand. 2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> PR c++/17242 * configure.ac: Add GAS check for HP-UX .nsubspa comdat. * configure, config.in: Rebuilt. * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY, MAKE_DECL_ONE_ONLY): Delete defines. * config/pa/pa.c (pa_select_section): Allow uninitialized variables in one-only (comdat) subspaces. * config/pa/som.h (SUPPORTS_SOM_COMDAT): New define. (SUPPORTS_ONE_ONLY): True if SUPPORTS_WEAK or SUPPORTS_SOM_COMDAT are true. (MAKE_DECL_ONE_ONLY): Place uninitialized variables in common. 2004-12-14 Ian Lance Taylor <ian@wasabisystems.com> * combine.c (combine_validate_cost): Consider cost of undobuf.other_insn rather than always allowing the recombination if it is set. 2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> * pa-host.c (MAP_FAILED): Define if not defined. (pa_gt_pch_use_address): Handle short reads. 2004-12-14 Richard Henderson <rth@redhat.com> PR target/17990 * config/i386/i386.c (x86_use_bt): New. (ix86_expand_unary_operator): Use MEM_P. (ix86_expand_fp_absneg_operator): New. * config/i386/i386.h (x86_use_bt): Declare. (TARGET_USE_BT): New. * config/i386/i386-protos.h: Update. * config/i386/i386.md (negsf2): Use ix86_expand_fp_absneg_operator. (negdf2, negxf2, abssf2, absdf2, absxf2): Likewise. (negsf2_memory, negsf2_ifs, negsf2_if, negdf2_memory, negdf2_ifs, negdf2_ifs_rex64, negdf2_if, negdf2_if_rex64, negxf2_if, abssf2_memory, abssf2_ifs, abssf2_if, absdf2_memory, absdf2_ifs, absdf2_ifs_rex64, absdf2_if, absxf2_if): Remove. (absnegsf2_mixed, absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse, absnegdf2_i387, absnegxf2_i387): New. Merge all neg and abs splitters. Handle DFmode in general regs in 64-bit mode. (negextendsfdf2, absextendsfdf2): Disable for non-mixed sse math. (btsq, btrq, btcq): New. Add peepholes as well. (movv4sf_internal splitter): Postpone til after reload. (movv2di_internal splitter): Likewise. * config/i386/predicates.md (const_0_to_63_operand): New. (absneg_operator): New. 2004-12-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> * pa.h (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P): Check register number and that reg_renumber is nonzero before using it. 2004-12-14 Steve Ellcey <sje@cup.hp.com> * doc/invoke.texi (IA-64 options): Add existing options that weren't already listed. 2004-12-14 Jeff Law <law@redhat.com> * tree-outof-ssa.c (coalesce_abnormal_edges): Pass the correct target partition to conflict_graph_merge_regs. 2004-12-14 Uttam Pawar <uttamp@us.ibm.com> Janis Johnson <janis187@us.ibm.com> * rs6000.c (rs6000_handle_altivec_attribute_tree): Report errors for vector types with invalid component types. 2004-12-14 Jakub Jelinek <jakub@redhat.com> PR middle-end/18951 * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2, expand_builtin_mathfn_3): Avoid using arguments passed to save_expr after that call. * fold-const.c (fold_single_bit_test): If flag_syntax_only, pretend LOAD_EXTEND_OP is not defined. (fold): Likewise. If flag_syntax_only, don't depend on BITS_PER_WORD. 2004-12-14 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de> * tree.def, doc/c-tree.texi: Correctly document restrictions on the shift width. 2004-12-14 Kazu Hirata <kazu@cs.umass.edu> * expr.h (expand_modifier): Define EXPAND_STACK_PARM as 1. 2004-12-14 Richard Earnshaw <rearnsha@arm.com> PR target/18973 arm-cores.def (arm926ej-s, arm1026ej-s, arm1136j-s, arm1136-jfs) (arm1176jz-s, arm1176jzf-s, mpcorenovfp, mpcore): Add load-scheduling property to flags. 2004-12-14 Diego Novillo <dnovillo@redhat.com> * tree-gimple.c (get_base_address): Update documentation. 2004-12-13 Richard Henderson <rth@redhat.com> PR middle-end/17930 * passes.c (rest_of_clean_state): Fix computation of preferred_incoming_stack_boundary. 2004-12-13 Wolfgang Bangerth <bangerth@dealii.org> * reload.h: Remove struct needs and its only use. 2004-12-13 Roger Sayle <roger@eyesopen.com> PR rtl-optimization/18928 * simplify_rtx.c (plus_minus_operand_p): New function to encode the test for suitable operands for calls to simplify_plus_minus. Only allow (CONST (PLUS x y)) if both x and y are CONSTANT_P. (simplify_binary_operation): Use plus_minus_operand_p. 2004-12-13 Alexandre Oliva <aoliva@redhat.com> PR tree-opt/16951 * tree-inline.c (setup_one_parameter): Don't directly map a parameter to the address of another variable of the same function. 2004-13-12 Steven Bosscher <stevenb@suse.de> * basic-block.h (PROP_POSTRELOAD): Do not include PROP_AUTOINC, we can never create autoinc insns after reload. 2004-12-13 Jeff Law <law@redhat.com> Kazu Hirata <kazu@cs.umass.edu> PR tree-optimization/18694 * tree-ssa-dom.c (thread_across_edge): Do not thread jumps if a PHI argument is set from a PHI_RESULT in the same block and the PHI argument is not the same as the PHI result. 2004-12-13 David Edelsohn <edelsohn@gnu.org> * xcoffout.c (xcoffout_declare_function): Always strip storage class encoding. 2004-12-13 Andrew Pinski <pinskia@physics.uc.edu> PR target/18964 * config/darwin.c (darwin_assemble_visibility): Fix minor diagnostic problem, adding a space at the end of the string before concatenation. 2004-12-13 Kazu Hirata <kazu@cs.umass.edu> * c-common.c (fname_as_string): Free namep if we are returning cstr.text. * tree-ssa-dom.c (record_edge_info): Fix memory leak. 2004-12-13 Andrew Pinski <pinskia@physics.uc.edu> * tree-cfg.c (remove_useless_stmts_cond): Call fold on COND_EXPR_COND. 2004-12-13 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-dom.c (record_equivalences_from_phis): Speed up by doing a pointer comparison. * tree-ssa-dom.c (record_equivalences_from_phis): Add a comment. * defaults.h, stmt.c, tree-cfg.c, tree-ssa-dce.c: Fix comment typos. 2004-12-13 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com> * config/m32r/t-linux (SHLIB_MAPFILES): Add libgcc-glibc.ver to the list rather than replacing the existing value. 2004-12-13 Richard Henderson <rth@redhat.com> * cfg.c (dump_flow_info): Don't dump pseudo info after reload. 2004-12-13 Richard Henderson <rth@redhat.com> * Makefile.in (insn-preds.o): Depend on REGS_H. * genpreds.c (write_insn_preds_c): Include regs.h. * config/i386/predicates.md (index_register_operand): Use REG_OK_FOR_INDEX_STRICT_P and REG_OK_FOR_INDEX_NONSTRICT_P. * config/i386/i386.h (REG_CLASS_FROM_LETTER): Add 'l'. * config/i386/i386.md (lea_general_1, lea_general_1_zext, lea_general_2, lea_general_2_zext, lea_general_3, lea_general_3_zext, adddi_1_rex64, addsi_1, addsi_1_zext, addhi_1_lea, addqi_1_lea, ashldi3_1_rex64, ashlsi3_1, ashlsi3_1_zext, ashlhi3_1_lea, ashlqi3_1_lea): Use 'l' for index register operand. (ashldi3_1_rex64 splitter): Use index_register_operand. (ashlsi3_1 splitter): Be more careful with modes. 2004-12-13 Danny Smith <dannysmith@users.sourceforge.net> PR target/18459 * defaults.h (TARGET_USE_JCR_SECTION): New macro. * doc/tm.texi (TARGET_USE_JCR_SECTION): Document it. * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Override default. 2004-12-13 Uros Bizjak <uros@kss-loka.si> PR target/14941 PR target/18503 * config/i386/i386.md (sse_movss, sse2_movsd, sse2_movhpd): Fix wrong vec_merge selector bitmask. 2004-12-12 Richard Henderson <rth@redhat.com> PR rtl-opt/17186 * reg-stack.c (move_nan_for_stack_reg): New. (subst_stack_regs_pat): Use it. (move_for_stack_reg): Handle source register not live with a nan. 2004-12-12 Richard Henderson <rth@redhat.com> * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatch errors across operations. 2004-12-12 Di-an Jan <dianj@freeshell.org> * doc/passes.texi (Pass Manager): Correct list of source files. 2004-12-12 Richard Henderson <rth@redhat.com> * expr.c (emit_move_change_mode): New. (emit_move_via_alt_mode): Use it. 2004-12-12 Nathanael Nerode <neroden@gcc.gnu.org> John David Anglin <dave.anglin@nrc-cnrc.gc.ca> PR middle-end/17564 * dojump.c (do_compare_and_jump): Only canonicalize function pointers in a comparison if both sides are function pointers. 2004-12-12 Richard Henderson <rth@redhat.com> PR target/18932 * config/i386/i386.md (all splits and peepholes): Use flags_reg_operand and compare_operator to propagate the input CC mode to the output. * config/i386/predicates.md (compare_operator): New. 2004-12-12 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/18040 * expr.c (get_inner_reference): Remove NON_LVALUE_EXPR, NOP_EXPR, CONVERT_EXPR cases. (handled_component_p): Likewise. 2004-12-12 Kazu Hirata <kazu@cs.umass.edu> * reg-stack.c (convert_regs_2): Free stack. * tree-ssa-dom.c (thread_across_edge, dom_opt_finalize_block): Fix comment typos. 2004-12-12 Daniel Berlin <dberlin@dberlin.org> * tree-ssa-loop-ch.c (copy_loop_headers): Loop can be null. * tree-ssa-loop-im.c (determine_lsm): tree_root may not have a real inner loop. 2004-12-12 Diego Novillo <dnovillo@redhat.com> * tree-gimple.c (get_base_address): Update documentation. 2004-12-12 Kazu Hirata <kazu@cs.umass.edu> * lcm.c (optimize_mode_switching): Free ptr even when mode_set is NULL_RTX. 2004-12-12 Roger Sayle <roger@eyesopen.com> * reg-stack.c (change_stack): Avoid placing the new top-of-stack in its correct location during popping if we need to permute the stack afterwards. Attempt to preserve the original stack ordering. 2004-12-12 Kazu Hirata <kazu@cs.umass.edu> * lcm.c (optimize_mode_switching): Free insert and delete in the "for" loop. 2004-12-11 David Edelsohn <edelsohn@gnu.org> Ulrich Weigand <uweigand@de.ibm.com> PR target/18641 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Reload all constants into all register classes intersecting with FLOAT_REGS via memory. * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Same. * config/rs6000/rs6000.md (movdi_internal32): Ignore FPRs when choosing register preferences. (movdi_internal64): Same. 2004-12-11 Kazu Hirata <kazu@cs.umass.edu> * tree-into-ssa.c (rewrite_ssa_into_ssa): Free SSA_NAME_AUX before we release an SSA_NAME. 2004-12-11 Roger Sayle <roger@eyesopen.com> PR middle-end/18921 * fold-const.c (fold_unwidened_comparison): Use omit_one_operand instead of constant_boolean_node as arg0 may have side-effects. 2004-12-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> * pa-host.c (pa_gt_pch_use_address): Use lseek and read to copy PCH file to anonymous private map. 2004-12-10 Roger Sayle <roger@eyesopen.com> PR target/18002 PR middle-end/18424 * dojump.c (do_jump): When attempting to reverse the effects of fold_single_bit_test, we need to STRIP_NOPS and narrowing type conversions, and handle BIT_XOR_EXPR that's used to invert the sense of the single bit test. 2004-12-10 Devang Patel <dpatel@apple.com> PR 18732 * gcc.c (main): Do not break out of loop when error is reported while processing one source file. 2004-12-10 Diego Novillo <dnovillo@redhat.com> * tree-into-ssa.c (REWRITE_THIS_STMT): Define. (mark_def_sites): Clear REWRITE_THIS_STMT for statements that don't need any operands rewritten. (rewrite_stmt): Ignore statements that don't need to be rewritten. (rewrite_operand): Validate that an existing SSA_NAME is identical to the current reaching definition of the operand. 2004-12-10 Diego Novillo <dnovillo@redhat.com> * tree-dfa.c (mark_call_clobbered_vars_to_rename): New function. * tree-vectorizer.c (vectorizable_load): Call it. * tree-flow.h (mark_call_clobbered_vars_to_rename): Declare. * tree-sra.c (mark_all_v_defs): Also mark VUSEs for renaming. 2004-12-10 Kazu Hirata <kazu@cs.umass.edu> * regmove.c (combine_stack_adjustments_for_block): Free memlist if it hasn't been freed. 2004-12-10 Ziemowit Laski <zlaski@apple.com> * c-typeck.c (lookup_field): Check if a TYPE_LANG_SPECIFIC pointer field is set before dereferencing it. 2004-12-10 Andrew Pinski <pinskia@physics.uc.edu> PR middle-end/18903 * tree-cfg.c (remove_bb): Put the moved label at the beginning of the basic block. 2004-12-10 Kazu Hirata <kazu@cs.umass.edu> * tree-data-ref.c (free_data_refs): Free each data_reference object. * tree-ssa-dom.c (thread_across_edge): Speed up by avoiding a call to is_gimple_min_invariant if we know the result. 2004-12-10 Jeff Law <law@redhat.com> * tree-ssa-alias.c (setup_pointers_and_addressables): Remove redundant test of v_ann->mem_tag_kind. * tree-ssa-operands.c (get_indirect_ref_operands): Remove redundant conditional clearing opf_kill_def. 2004-12-10 Richard Sandiford <rsandifo@redhat.com> * config/frv/frv-modes.def: Fix comment typos. (CC_NZ): Define new mode. * config/frv/frv-protos.h (frv_select_cc_mode): Declare. (condexec_intop_cmp_operator): Delete. * config/frv/frv.c (comparison_string): New function. (frv_print_operand): Use it to handle 'c' and 'C'. (relational_operator): Redefine in terms of integer_relational_operator and float_relational_operator. (signed_relational_operator, unsigned_relational_operator): Delete. (integer_relational_operator): New predicate, combining the above. Check the mode of the first operand but leave frv.md to check the rest. (float_relational_operator): Just check the mode of the first operand and leave frv.md to check the rest. (intop_compare_operator): Assume the result is compared with zero in mode CC_NZmode. Allow PLUS and MINUS. Leave frv.md to check the operand predicates. (condexec_intop_cmp_operator): Delete. (frv_ifcvt_modify_tests, frv_ifcvt_modify_multiple_tests) (frv_hard_regno_mode_ok): Handle CC_NZmode. (frv_select_cc_mode): New function. * config/frv/frv.h (SELECT_CC_MODE): Use frv_select_cc_mode. (REVERSIBLE_CC_MODE): Include CC_NZmode. (PREDICATE_CODES): Replace entries for signed_relational_operand and unsigned_relational_operator with one for integer_relational_operator. Delete entry for condexec_intop_cmp_operator. * config/frv/frv.md (movcc_nz, *internal_movcc_nz, reload_incc_nz) (reload_outcc_nz, *cmpsi_cc_nz, *cond_exec_cmpsi_cc_nz): New patterns. (*combo_intop_compare2, *combo_intop_compare4): Delete. (*combo_intop_compare1): Change mode to CC_NZ. (*combo_intop_compare2): Likewise. Renamed from *combo_intop_compare3. (branch_{un,}signed_true, branch_{un,}signed_false) (*scc_{un,}signed, *scc_neg1_{un,}signed, *ck_{un,}signed) (*movqicc_internal1_{un,}signed, *movqicc_internal2_{un,}signed) (*movhicc_internal1_{un,}signed, *movhicc_internal2_{un,}signed) (*movsicc_internal1_{un,}signed, *movsicc_internal2_{un,}signed) (*movsfcc_has_fprs_{un,}signed, *movsfcc_no_fprs_{un,}signed) (*return_{unsigned_,}true, *return_{unsigned_,}false): Merge these pattern pairs. Use integer_relational_operator. Remove mode from icc_operand. 2004-12-10 Mark Dettinger <dettinge@de.ibm.com> * config/s390/s390.c (struct processor_costs): New fields ml, sqdbr, sqebr. (s390_rtx_costs): Added the missing handling of multiply & add, square root, and umulsidi. 2004-12-10 Kazu Hirata <kazu@cs.umass.edu> * expmed.c (synth_mult): Initialize new_limit.latency before making a recursive call. 2004-12-10 Nick Clifton <nickc@redhat.com> * config/mn10300/mn10300.c (legitimate_address_p): Reject address whose index is itself the sum of two other parts. 2004-12-10 Alan Modra <amodra@bigpond.net.au> * config/t-slibgcc-sld (SHLIB_LINK): Correct symlink. 2004-12-10 Uros Bizjak <uros@kss-loka.si> * config/i386/i386.md (*cmpfp_sf): Change type attribute to "multi". 2004-12-09 Richard Henderson <rth@redhat.com> PR c/18282 * attribs.c (decl_attributes): Use relayout_decl. * c-common.c (handle_mode_attribute): Copy all relevant type parameters from the new underlying integral type. 2004-12-09 Richard Henderson <rth@redhat.com> * c-common.c (shorten_compare): Don't special-case min/maxval for C enumerations. 2004-12-09 Richard Sandiford <rsandifo@redhat.com> * simplify-rtx.c (simplify_subreg): In the CONCAT case, check whether the request subreg is entirely contained in the requested component. (simplify_gen_subreg): Return null for CONCATs that are rejected by simplify_subreg. * expmed.c (store_bit_field): Create a temporary when changing the value to an integer mode. 2004-12-09 David Edelsohn <edelsohn@gnu.org> * real.c (ibm_extended): Correct comment. 2004-12-09 Stan Shebs <shebs@apple.com> * config/rs6000/darwin-asm.h: New file, 32/64-bit assembly macros formerly in darwin-tramp.asm. * config/rs6000/darwin-tramp.asm: Include darwin-asm.h. * config/rs6000/darwin-fpsave.asm: Use 32/64-bit macros. * config/rs6000/t-darwin: Add dependencies. 2004-12-09 Richard Henderson <rth@redhat.com> PR target/17025 * config/i386/i386.md (testqi_1_maybe_si, andqi_2_maybe_si): New. (test_qi_1, andqi_2): Do not promote to simode. 2004-12-09 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/18904 * tree-chrec.c (chrec_convert): Use fold_convert instead of convert. 2004-12-09 Matt Rice <ratmice@yahoo.com> PR preprocessor/18102 * c-incpath.c (remove_duplicates): Check for construct equality. 2004-12-09 Dorit Naishlos <dorit@il.ibm.com> * genopinit.c (vec_realign_store_optab): Initialization removed. * optabs.c (optab_for_tree_code): REALIGN_STORE_EXPR case removed. * optabs.h (optab_index): OTI_vec_realign_store Removed. (vec_realign_store_optab): Removed. * target-def.h (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Removed. * target.h (builtin_mask_for_store): Removed. * tree.def (REALIGN_STORE_EXPR): Removed. * config/rs6000/rs6000.c (rs6000_builtin_mask_for_store): Removed. (altivec_builtin_mask_for_store): Removed. (altivec_init_builtins): Removed initialization of altivec_builtin_mask_for_store. * doc/tm.texi (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New. (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): New. 2004-12-09 Nathan Sidwell <nathan@codesourcery.com> * doc/c-tree.texi (CONSTRUCTOR): Mention RANGE_EXPRs. * tree.def (SET_TYPE): Remove. (CONSTRUCTOR): Update description. * builtins.c (type_to_class) Remove SET_TYPE case. * dbxout.c (dbxout_type): Likewise. * dwarf2out.c (is_base_type): Likewise. (gen_set_type_die): Remove. (gen_type_die): Remove SET_TYPE case. * expr.c (count_type_elements): Likewise. (mostly_zeroes_p): Likewise. (store_constructor): Likewise. * print_tree.c (print_node): Likewise. * stor-layout.c (layout_type): Likewise. * tree-browser.c (browse_tree): Likewise. * tree-inline.c (remap_type): Likewise. * tree-pretty-print.c (dump_generic_node): Likewise. * tree.c (type_contains_plaeholder_1, type_hash_eq, variably_modified_type_p, initializer_zerop): Likewise. * tree.h (SET_OR_ARRAY_CHECK): Remove. (AGGREGATE_TYPE_P): Remove SET_TYPE check. (TYPE_DOMAIN): Use ARRAY_TYPE_CHECK. * typeclass.h (enum type_class): Remove set_type_class. * varasm.c (const_hash_1): Remove SET_TYPE case. (compare_constant, copy_constant, output_constant): Likewise. * config/i386/i386.c (classify_argument): Likewise. * config/ia64/ia64.c (hfa_element_mode): Likewise. * config/sparc/sparc.c (sparc_type_code): Likewise. PR c++/16681 * tree-inline.c (estimate_num_insns_1): Add RANGE_EXPR case. 2004-12-08 Richard Henderson <rth@redhat.com> * config/i386/i386.md: Use FLAGS_REG everywhere. 2004-12-08 Eric Christopher <echristo@redhat.com> * config/mips/mips.c (mips_scalar_mode_supported_p): Rewrite to avoid call to default function. 2004-12-08 Zack Weinberg <zack@codesourcery.com> PR 17982 * varasm.c (pending_assemble_externals): New static. (assemble_external_real): Meat of assemble_external split out to this new function. (process_pending_assemble_externals): New function. (assemble_external): Use gcc_assert. If flag_unit_at_a_time is true and the basic test passes, merely cons the decl onto the pending list to be handled later. * tree.h: Declare process_pending_assemble_externals. * cgraphunit.c (cgraph_optimize): Call it. * config/h8300/h8300.h: Do not define ASM_OUTPUT_EXTERNAL. 2004-12-08 Kazu Hirata <kazu@cs.umass.edu> * cfgloopmanip.c (create_preheader): Speed up by "unrolling" and simplifying FOR_EACH_EDGE. 2004-12-08 Richard Sandiford <rsandifo@redhat.com> * config/frv/frv.c (frv_sort_insn_group): Always initialize packet_group->nop. 2004-12-08 Nathan Sidwell <nathan@codesourcery.com> PR c++/18672 * gimplify.c (canonicalize_addr_expr): Cope with array of incomplete type. (gimplify_conversion): Remove redundant checks. * doc/trouble.texi (Non-bugs): Clarify empty loop removal. 2004-12-08 Uros Bizjak <uros@kss-loka.si> * config/i386/i386.c (output_387_binary_op, ix86_prepare_fp_compare_args): Fix is_sse condition. 2004-12-07 Uros Bizjak <uros@kss-loka.si> * config/i386/i386-protos.h (ix86_split_fp_branch): New rtx argument. * config/i386/i386.c (output_fp_compare): Fix is_sse condition. Use EFLAGS_P only when fcomi insn should be used. Fix handling of eflags_p variable. Change alt table accordingly. For non-fcomi compare insn always use trailing fnstsw insn. Fix intmode calculation for ficom insn. (ix86_split_fp_branch): Add "rtx pushed" as new parameter. Call ix86_free_from_memory when "pushed" is specified. (ix86_expand_branch): Change call to ix86_split_fp_branch. * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, *cmpfp_0_xf): Change eflags_p parameter in call to output_fp_compare. (*cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf): Remove. (*cmpfp_2_sf_1, *cmpfp_2_df_1, *cmpfp_2_xf_1): Rename to *cmpfp_2_sf, *cmpfp_2_df, *cmpfp_2_xf. Change eflags_p parameter in call to output_fp_compare. (*cmpfp_2_u): Remove. (*cmpfp_2_u_1): Rename to *cmpfp_2_u. Change eflags_p parameter in call to output_fp_compare. (*ficom_1): Remove insn definition and corresponding define_split. (*cmpfp_si): New insn definition. (*fp_jcc_8): New insn definition. Add new splitters for "memory_operand" and "register_operand". (define_split): Add new parameter in call to ix86_split_fp_branch. config/i386/predicates.md (float_operator): New predicate. 2004-12-08 Kazu Hirata <kazu@cs.umass.edu> * c-common.c (verify_tree): Don't check code length if we know we are handling tcc_unary. * print_tree.c (print_node): Remove code to handle RTL appearing as a part of a tree node. * tree-gimple.c (recalculate_side_effects): Rename fro as len. * tree.c (build1_stat): Don't check TREE_CODE_LENGTH. (PROCESS_ARG): Don't refer to fro. (build2_stat, build3_stat, build4_stat): Don't compute fro. 2004-12-07 Roger Sayle <roger@eyesopen.com> PR middle-end/18293 * expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Move definition earlier. (expand_mult): Special case powers of two to avoid synth_mult. * loop.c (product_cheap_p): Handle case where expand_mult does require/generate any instructions (i.e. multiplication by zero). 2004-12-07 Richard Henderson <rth@redhat.com> * tree-pretty-print.c (dump_array_domain): Split out from dump_generic_node; fix off-by-one error on zero-based array bounds. (dump_generic_node): Use it. (print_declaration): Likewise. 2004-12-08 Richard Guenther <richard.guenther@uni-tuebingen.de> * doc/invoke.texi: Adjust default values for large-function-growth and inline-unit-growth to match params.def. Clarify used algorithm. 2004-12-07 David Mosberger <davidm@hpl.hp.com> PR target/18443 * config/ia64/ia64.c (ia64_assemble_integer): Add support for emitting unaligned pointer-sized integers. 2004-12-07 Steven Bosscher <stevenb@suse.de> PR c/18867 * c-typeck.c (c_start_case): Set orig_type to error_mark_node when the type of the controlling expression is not a valid type. 2004-12-07 Steven Bosscher <stevenb@suse.de> PR tree-optimization/17340 * tree-ssa-pre.c (compute_antic): Fix comment. (compute_avail): Do not recurse, instead do a DFS using a stack and a loop. (execute_pre): Adjust. 2004-12-07 Ziemowit Laski <zlaski@apple.com> * c-tree.h (struct lang_type): Rename 'objc_protocols' field to 'objc_info'. 2004-12-07 Eric Christopher <echristo@redhat.com> PR target/16317 * config/netbsd.h (NO_IMPLICIT_EXTERN_C): Define. 2004-12-07 Eric Christopher <echristo@redhat.com> * config/mips/mips-protos.h (mips_valid_pointer_mode): Move prototype... * config/mips/mips.c: ... here. Make static. 2004-12-07 Eric Christopher <echristo@redhat.com> PR target/18442 * config/mips/mips.c (mips_vector_mode_supported_p): New function. (TARGET_SCALAR_MODE_SUPPORTED_P): Define to above. 2004-12-07 Kazu Hirata <kazu@cs.umass.edu> * c-common.c, expr.c, fold-const.c, print-tree.c, tree-gimple.c, tree-inline.c, tree-pretty-print.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c: Replace uses of first_rtl_op with TREE_CODE_LENGTH. * tree.c (first_rtl_op): Remove. Replace uses of first_rtl_op with TREE_CODE_LENGTH. * tree.h: Remove the prototype for first_rtl_op. 2004-12-07 David Edelsohn <edelsohn@gnu.org> * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK): Revert 2004-12-01 change. 2004-12-06 Ziemowit Laski <zlaski@apple.com> * c-tree.h (struct lang_type): Add 'objc_protocols' field. 2004-12-06 DJ Delorie <dj@redhat.com> * reload.c (find_valid_class): Fix logic to test inner mode as well. (push_reload): Pass inner mode. 2004-12-06 Eric Christopher <echristo@redhat.com> * doc/tm.texi (TARGET_VALID_POINTER_MODE): Document. 2004-12-06 Aldy Hernandez <aldyh@redhat.com> * config/rs6000/sysv4.h: Define RELOCATABLE_NEEDS_FIXUP to 1. 2004-12-06 Zdenek Dvorak <dvorakz@suse.cz> Kazu Hirata <kazu@cs.umass.edu> PR tree-optimization/18601 * tree-cfg.c (thread_jumps, thread_jumps_from_bb): Removed. (tree_forwarder_block_p): Do not consider blocks that are its own successors forwarders. (cleanup_forwarder_blocks, remove_forwarder_block): New functions. (cleanup_tree_cfg): Use cleanup_forwarder_blocks instead of thread_jumps. * tree-flow.h (bb_ann_d): Remove forwardable. 2004-12-06 Kazu Hirata <kazu@cs.umass.edu> * expr.c (expand_expr_real_1): Remove an "if" whose condition is always false. 2004-12-06 Roger Sayle <roger@eyesopen.com> * c-gimplify.c (gimplify_c_loop): Improve initial implementations for loops whose conditions are known at compile-time. * gimplify.c (append_to_statement_list_1): Remove side_effects parameter, this function should never be called if its false. (append_to_statement_list): Only call append_to_statement_list_1 if t is non-NULL tree with side-effects. (append_to_statement_list_force): Likewise, if t is not NULL. 2004-12-06 J"orn Rennecke <joern.rennecke@st.com> * bt-load.c (btr_def_s): New member own_end; (add_btr_to_live_range): Add second parameter. Changed caller. (clear_btr_from_live_range): Clear btrs_live_at_end bit for the register its definition basic block if own_end is set. (augment_live_range): Also take btrs_live_at_end into account. (combine_btr_defs): Don't bother with other_def->other_btr_uses_after_use if it pertains to a different register. (move_btr_def): Set def->other_btr_uses_before_def after calling combine_btr_defs." * bt-load.c (augment_live_range): New argument full_range. Changed all callers. * bt-load.c (move_tr_def): Set other_tr_uses_before_def taking new btr assignment into account. 2004-12-05 Daniel Berlin <dberlin@dberlin.org> * tree-ssa-alias.c (create_global_var): Use void_type_node, not size_type_node. 2004-12-05 Kazu Hirata <kazu@cs.umass.edu> * expr.c (expand_expr_real_1): Abort on COND_EXPR of VOID_TYPE. 2004-12-05 Richard Henderson <rth@redhat.com> PR target/18841 * config/alpha/alpha.md (UNSPECV_SETJMPR_ER): New. (builtin_setjmp_receiver_er_sl_1): Use it. (builtin_setjmp_receiver_er_1): Likewise. (builtin_setjmp_receiver_er, exception_receiver_er): Remove. (builtin_setjmp_receiver): Don't split for explicit relocs until after reload. (exception_receiver): Likewise. 2004-12-05 Andrew Pinski <pinskia@physics.uc.edu> * mklibgcc.in (vis_hide): Add the prototype for the test. 2004-12-05 Roger Sayle <roger@eyesopen.com> * c-typeck.c (c_finish_loop): Improve initial implementations for loops whose conditions are known at compile-time. 2004-12-05 Kazu Hirata <kazu@cs.umass.edu> * builtins.c: Fix comment typos. 2004-12-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> PR middle-end/18730 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): When the first/last insn is a sequence, return the first/last insn of the sequence. PR bootstrap/18804 * mklibgcc.in (vis_hide): Use implementation instead of declaration for test function. 2004-12-04 Richard Henderson <rth@redhat.com> * config/alpha/alpha.c (alpha_expand_unaligned_load): Don't forget to use ofs in BWX two byte special case. (alpha_expand_unaligned_store): Likewise. 2004-12-04 Kazu Hirata <kazu@cs.umass.edu> * gcse.c (gcse_main): Add a comment. 2004-12-04 Andrew Pinski <pinskia@physics.uc.edu> PR middle-end/17909 * builtins.c (fold_builtin_next_arg): Export and return true when there is a warning or an error. (expand_builtin_va_start): When fold_builtin_next_arg returns true, return const0_rtx. (expand_builtin): Likewise. * gimplify.c (gimplify_call_expr): Error out if there is not enough arguments to va_start. Call fold_builtin_next_arg also on the second argument. * tree.h (fold_builtin_next_arg): Prototype. 2004-12-04 Alan Modra <amodra@bigpond.net.au> * mklibgcc.in: Build shared libgcc and shared libunwind in gcc/. Don't subst shlib_dir for SHLIB_LINK, SHLIBUNWIND_LINK, SHLIB_INSTALL, and SHLIBUNWIND_INSTALL. * config/i386/t-nwld (SHLIB_NAME): Use shlib_base_name in place of shlib_dir and shlib_so_name. * config/mips/t-slibgcc-irix (SHLIB_NAME): Likewise. * config/t-libunwind-elf (SHLIB_NAME): Likewise. * config/t-slibgcc-darwin (SHLIB_NAME): Likewise. * config/t-slibgcc-elf-ver (SHLIB_NAME): Likewise. * config/t-slibgcc-sld (SHLIB_NAME): Likewise. (SHLIB_LINK): Don't use shlib_dir when creating symlink. 2004-12-03 Roger Sayle <roger@eyesopen.com> * doc/tm.texi (TARGET_DELEGITIMIZE_ADDRESS): Document target hook. 2004-12-03 Richard Henderson <rth@redhat.com> * alias.c (component_uses_parent_alias_set): Rename from can_address_p. Return bool. Reverse the sense of the result. Reinstate the check for alias set zero. (get_alias_set): Update to match. * alias.h (component_uses_parent_alias_set): Likewise. * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise. * expr.c (expand_assignment): Likewise. * expr.h: Remove commented out prototypes that were moved to alias.h. 2004-12-03 Richard Henderson <rth@redhat.com> * doc/tm.texi (TARGET_BUILD_BUILTIN_VA_LIST): New. (TARGET_CANNOT_FORCE_CONST_MEM): New. 2004-12-04 Alan Modra <amodra@bigpond.net.au> PR middle end/18718 * sched-rgn.c (schedule_region): Don't assume REG_SAVE_NOTEs are in pairs. * sched-ebb.c (schedule_ebb): Likewise. 2004-12-03 Andreas Schwab <schwab@suse.de> * Makefile.in (HOSTHOOKS_DEF_H): Define. (ggc-common.o): Depend on $(HOSTHOOKS_DEF_H). (host-default.o): Likewise. 2004-12-03 Eric Christopher <echristo@redhat.com> * config/stormy16/stormy16.md (pushqi, popqi, pushhi, pophi): Add number of arguments to name so that the pattern is recognized as a named pattern. 2004-12-03 Janis Johnson <janis187@us.ibm.com> * doc/extend.texi (AltiVec Builtins): Fix info about signedness. 2004-12-03 Andreas Tobler <a.tobler@schweiz.ch> * config/rs6000/rs6000.c (rs6000_override_options): Protect darwin_one_byte_bool with #if. 2004-12-03 Paolo Bonzini <bonzini@gnu.org> * doc/tm.texi (Misc): Document TARGET_FOLD_BUILTIN. 2004-12-03 H.J. Lu <hongjiu.lu@intel.com> * mklibgcc.in: Put back the default set of EXTRA_MULTILIB_PART. 2004-12-03 Richard Sandiford <rsandifo@redhat.com> * configure.ac: Move TL_AC_GCC_VERSION into initialization section. Set libstdcxx_incdir directly. * configure: Regenerate. 2004-12-03 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-dom.c (record_equivalences_from_phis): Remove an "if" whose condition is always true. * cfgrtl.c (rtl_verify_flow_info_1): Use JUMP_P instead of INSN_P. 2004-12-02 Stan Shebs <shebs@apple.com> * config/rs6000/rs6000.c (rs6000_override_options): Make 64-bit Darwin default to one-byte bools. 2004-12-02 Richard Henderson <rth@redhat.com> PR 18774 * simplify-rtx.c (simplify_immed_subreg): Fail complex modes. 2004-12-03 Ben Elliston <bje@au.ibm.com> * doc/cfg.texi (Edges): Update. Document the edge_iterator data type and its methods. 2004-12-02 Richard Henderson <rth@redhat.com> * expr.c (write_complex_part): Use simplify_gen_subreg when the submode is at least as large as a word. (read_complex_part): Likewise. 2004-12-02 H.J. Lu <hongjiu.lu@intel.com> PR bootstrap/18532 * mklibgcc.in: Build one set of EXTRA_MULTILIB_PARTS for multilib at a time. Don't build the default set. Don't add EXTRA_MULTILIB_PARTS to shared libunwind nor libgcc. Remove filter for shared libunwind and libgcc. 2004-12-02 Roger Sayle <roger@eyesopen.com> PR target/18759 * config/i386/i386.c (override_options): If -fomit-frame-pointer has already been specified, ignore the -momit-leaf-frame-pointer option. 2004-12-02 H.J. Lu <hongjiu.lu@intel.com> * varasm.c (make_decl_rtl): Add the missing `;'. 2004-12-02 Andrew Pinski <pinskia@physics.uc.edu> * tree.c (is_attribute_p): Split out to .. (is_attribute_with_length_p): Here. Use IDENTIFIER_LENGTH instead of strlen and compare the string lengths before calling strcmp. (lookup_attribute): Call is_attribute_with_length_p instead of is_attribute_p. 2004-12-02 Devang Patel <dpatel@apple.com> * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -gfull and -gused. * config/rs6000/darwin.h (CC1_SPEC): Do not handle -gfull and -gused. * config/i386/darwin.h (CC1_SPEC): Same. 2004-12-02 Richard Henderson <rth@redhat.com> * optabs.c (lowpart_subreg_maybe_copy): New. (expand_unop, expand_abs_nojump): Use it. 2004-12-02 J"orn Rennecke <joern.rennecke@st.com> * sh.md (extv, extzv): Add pattern predicate. 2004-12-02 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF is not null. * tree-cfg.c (phi_alternatives_equal): Check that PHI_ARG_DEF is not null. * tree-cfg.c (thread_jumps): Reduce the size of WORKLIST. 2004-12-02 Jeff Law <law@redhat.com> * tree-eh.c: Revert yesterday's change. 2004-12-02 Andrew Pinski <pinskia@physics.uc.edu> * varasm.c (decode_reg_name): Revert change to check for zero length strings. (make_decl_rtl): Make sure that we call decode_reg_name only when needed. 2004-12-02 Dorit Naishlos <dorit@il.ibm.com> PR tree-opt/18716 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Properly set then and else labels. 2004-12-02 Andreas Schwab <schwab@suse.de> * Makefile.in (WERROR_FLAGS): Renamed from WERROR. (STRICT2_WARN): Use $(WERROR_FLAGS) instead of $(WERROR). (STAGE2_FLAGS_TO_PASS): Likewise. * config/i386/x-mingw32: Set WERROR_FLAGS instead of WERROR. 2004-12-02 Richard Sandiford <rsandifo@redhat.com> * configure.ac: Use TL_AC_GCC_VERSION to set gcc_version. Remove now-redundant AC_SUBSTs. * aclocal.m4: Include ../config/gcc-version.m4. * configure: Regenerate. 2004-12-02 Alan Modra <amodra@bigpond.net.au> * config/rs6000/rs6000.c (rs6000_assemble_integer): Put back the #ifdef RELOCATABLE_NEEDS_FIXUP. 2004-12-01 Roger Sayle <roger@eyesopen.com> PR target/9908 * config/i386/i386.md (*call_value_1, *sibcall_value_1): Correct Intel assembler syntax by using %A1 instead of %*%1. 2004-12-01 Richard Henderson <rth@redhat.com> * expr.c (expand_assignment): Handle CONCAT both as a final destination and as a middle point. 2004-12-01 Jeff Law <law@redhat.com> * tree-eh.c (save_eptr, save_filt): Now file scoped statics. (honor_protect_cleanup_actions): Only create save_eptr and save_filt if they do not already exist. (lower_eh_constructs): Wipe all knowledge of save_eptr and save_filt before returning. 2004-12-02 Kazu Hirata <kazu@cs.umass.edu> * tree-phinodes.c (remove_phi_arg_num): Fix a comment. 2004-12-02 Alan Modra <amodra@bigpond.net.au> PR target/16952 * config/rs6000/rs6000.c (rs6000_assemble_integer): Replace #ifdef RELOCATABLE_NEEDS_FIXUP with if. * config/rs6000/linux.h (RELOCATABLE_NEEDS_FIXUP): Define in terms of target_flags_explicit. * config/rs6000/linux64.h (RELOCATABLE_NEEDS_FIXUP): Ditto for biarch case. Define as 0 for non-biarch. 2004-12-01 Zack Weinberg <zack@codesourcery.com> * config/rs6000/t-aix43, config/rs6000/t-aix52 (SHLIB_LINK): Change temporary file tag from a prefix to an infix. 2004-12-02 Andreas Schwab <schwab@suse.de> * gcc.c (struct option_map): Add entry for "--pass-exit-codes". 2004-12-01 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/18763 PR tree-opt/18746 * tree-ssa-alias.c (init_alias_info): Get statement operands for all the statements if aliases_computed_p is true. 2004-12-01 Mark Mitchell <mark@codesourcery.com> * Makefile.in (WERROR): New variable. (STRICT2_WARN): Use it. (STAGE2_FLAGS_TO_PASS): Likewise. * config/i386/x-mingw32 (WERROR): Add -Wno-format. 2004-12-01 Richard Henderson <rth@redhat.com> * expr.c (get_inner_reference): Fix thinko in REAL/IMAGPART_EXPR offsetting. 2004-12-01 Diego Novillo <dnovillo@redhat.com> PR tree-optimization/18291 * tree-ssa-copy.c (merge_alias_info): Fix merging of flow-sensitive alias information. If the new pointer has no name tag, copy it from the original pointer. Otherwise, make sure that the pointed-to sets have a common intersection. 2004-12-01 Richard Henderson <rth@redhat.com> PR rtl-opt/15289 * emit-rtl.c (gen_complex_constant_part): Remove. (gen_realpart, gen_imagpart): Remove. * rtl.h (gen_realpart, gen_imagpart): Remove. * expmed.c (extract_bit_field): Remove CONCAT hack catering to gen_realpart/gen_imagpart. * expr.c (write_complex_part, read_complex_part): New. (emit_move_via_alt_mode, emit_move_via_integer, emit_move_resolve_push, emit_move_complex_push, emit_move_complex, emit_move_ccmode, emit_move_multi_word): Split out from ... (emit_move_insn_1): ... here. (expand_expr_real_1) <COMPLEX_EXPR>: Use write_complex_part. <REALPART_EXPR, IMAGPART_EXPR>: Use read_complex_part. * function.c (assign_parm_setup_reg): Hard-code transformations instead of using gen_realpart/gen_imagpart. * expr.c (optimize_bitfield_assignment_op): Split out from ... (expand_assignment): ... here. Use handled_component_p to gate get_inner_reference code. Simplify MEM handling. Special case CONCAT destinations. * expmed.c (store_bit_field): Use simplify_gen_subreg instead of gen_rtx_SUBREG directly. 2004-12-01 David Edelsohn <edelsohn@gnu.org> Nathan Sidwell <nathan@codesourcery.com> PR target/17107 * config/rs6000/rs6000.md (sge): Enable for non-TARGET_POWER. (sgt): Same. (sle): Same. (slt): Same. 2004-12-01 Nathan Sidwell <nathan@codesourcery.com> PR middle-end/18667 * params.c (set_param_value): Add range check. * params.def: Add min and max values. Reformat long strings. * params.h (struct param_info): Add min and max fields. (enum compiler_param): Adjust DEFPARAM. * toplev.c (lang_independent_params): Likewise. 2004-12-01 Alan Modra <amodra@bigpond.net.au> PR target/12817 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use r0 for vrsave. 2004-12-01 Joseph S. Myers <joseph@codesourcery.com> * doc/standards.texi: Update for C99 TC2. 2004-11-30 Jeff Law <law@redhat.com> * sbitmap.c (sbitmap_any_common_bits): New function. * sbitmap.h (sbitmap_any_common_bits): Prototype. * modulo-sched.c (sms_schedule_by_order): Use sbitmap_any_common_bits No longer allocate/free "psp", "pss" sbitmaps. * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Similarly for the "res" sbitmap. (group_aliases): Similarly. 2004-11-30 Nathan Sidwell <nathan@codesourcery.com> * tree-vectorizer.c (vect_analyze_data_refs): Reformat and avoid uninitialized variable. 2004-11-30 Eric Christopher <echristo@redhat.com> * fold-const.c (fold_widened_comparison): Make sure that we're passing an INTEGER_TYPE to int_fits_type_p. (fold): Clean up comment. 2004-11-30 Zack Weinberg <zack@codesourcery.com> * mklibgcc.in: Correct calculation of libgcc_s_soname and libunwind_soname. Use $out, not $outS, in commands for no-shared-library case. Move EXTRA_MULTILIB_PARTS rules above library build rules, make $libunwind_so and $libgcc_s_so depend on them in the normal fashion, and filter those objects out of @shlib_objs@. 2004-11-30 Janis Johnson <janis187@us.ibm.com> * config/rs6000/altivec.h (vec_step_help): Support const vector types. 2004-11-30 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/18298 * tree-optimize.c (init_tree_optimization_passes): Add a may_alias pass right after fold builtins. 2004-11-30 Andreas Krebbel <krebbel1@de.ibm.com> * config/s390/s390-modes.def: Added cc modes documentation. * config/s390/s390.c: (s390_tm_ccmode, s390_select_ccmode, s390_expand_addcc): Added cc mode comments. * config/s390/s390.md: Removed old cc mode documentation. 2004-11-30 Mark Dettinger <dettinge@de.ibm.com> * config/s390/s390.c (struct processor_costs): New data type. (s390_cost, z900_cost, z990_cost): New global variables. (override_options): Initialize s390_cost. (s390_rtx_costs): Reimplement. 2004-11-29 Daniel Berlin <dberlin@dberlin.org> Fix PR tree-optimization/18673 * tree-ssa-pre.c: Remove splay-tree.h include. (bitmap_value_replace_in_set): Fix to add if it does not exist. (find_or_generate_expression): Remove now-wrong condition. (create_expression_by_pieces): Fix condition and comment reason for it. (insert_aux): Fix condition and comment reasons for it. Factor insertion code from here. (insert_into_preds_of_block): To here. Fix conditions in factored function and comment reasons for them. 2004-11-30 Ira Rosen <irar@il.ibm.com> PR tree-opt/18607 * tree-vectorizer.c (vect_analyze_data_refs): Use temporary variable for data_reference when looking for memtag. 2004-11-30 Jakub Jelinek <jakub@redhat.com> * c-opts.c (check_deps_environment_vars): If spec != NULL, set deps_seen. 2004-11-30 Dorit Naishlos <dorit@il.ibm.com> * tree-vectorizer.c (vect_gen_niters_for_prolog_loop): Use tree_low_cst instead of TREE_INT_CST_LOW. 2004-11-30 Dorit Naishlos <dorit@il.ibm.com> PR target/18173 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Return false for decls that are assembled before vectorization takes place. (vect_compute_data_ref_alignment): Set DECL_USER_ALIGN to 1. 2004-11-30 Ulrich Weigand <uweigand@de.ibm.com> * passes.c (rest_of_handle_old_regalloc): Delete unreachable blocks if local_alloc modified jumps. 2004-11-30 Alan Modra <amodra@bigpond.net.au> * varasm.c (default_encode_section_info): Don't set SYMBOL_FLAG_SMALL on TLS symbols. * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Remove TLS check. 2004-11-30 Zack Weinberg <zack@codesourcery.com> * gthr-gnat.c, gthr-gnat.h, gthr.h, libgcc2.h, unwind-dw2-fde.h * unwind.h: Surround all visibility pragmas with #ifndef HIDE_EXPORTS. * mklibgcc.in: Drastic restructure for comprehensibility. Remove the old hidden-directive hack. Eliminate support for .txt files in LIB2ADD etc (never used). Eliminate support for assembly source files in LIB2ADDEH* and LIBUNWIND (also never used). Build up dependency lists for libraries incrementally. If we have SHLIB_LINK, compile each file twice, once for the static and once for the shared library; also probe for -fvisibility=hidden in the generated libgcc.mk. If found, pass that and -DHIDE_EXPORTS to the compilation of every C source file going into the static library. If found, generate hidden-directive lists for every assembly source file going into the static library, but incorporate them with -include instead of ld -r. Write comments into generated libgcc.mk to facilitate debugging. * Makefile.in: Pass ASM_HIDDEN_OP to mklibgcc. * config/t-slibgcc-darwin: Define ASM_HIDDEN_OP. * config/darwin.h (REAL_LIBGCC_SPEC): Put -lgcc back in -Zdynamiclib case. 2004-11-29 Richard Henderson <rth@redhat.com> * expr.c (get_inner_reference): Handle REAL/IMAGPART_EXPR. (handled_component_p): Likewise. * alias.c (can_address_p): Reformat and simplify. Handle REAL/IMAGPART_EXPR. Do not disable addressability based on alias set zero. * fold-const.c (build_fold_addr_expr_with_type): Remove duplicate check for REAL/IMAGPART_EXPR. * gimplify.c (gimplify_compound_lval): Likewise. * tree-cfg.c (verify_expr): Likewise. * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise. * tree-nested.c (build_addr, convert_nonlocal_reference): Likewise. (convert_local_reference): Likewise. * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Likewise. 2004-11-30 Alan Modra <amodra@bigpond.net.au> * expr.c (emit_group_load_1): Don't die on const_int orig_src. 2004-11-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> PR pch/14940 * config/pa/pa-host.c, config/pa/x-hpux, config/pa/x-linux: New files. * config.host (hppa*-*-hpux*, hppa*-*-linux): Define out_host_hook_obj and host_xmake_file using new host configuration files. 2004-11-29 Roger Sayle <roger@eyesopen.com> * reg-stack.c (change_stack): Improve algorithm used to pop regs off the stack to maximize ffreep usage and reduce fxch count. 2004-11-30 James A. Morrison <phython@gcc.gnu.org> PR middle-end/18596 * c-decl.c (grokdeclarator): Reset DECL_INTIAL to error_mark_node on errors. 2004-11-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> * expr.c (expand_expr_real_1, case NOP_EXPR): Properly handle REDUCE_BIT_FIELD by applying it to result, not input, of conversion. 2004-11-30 Ben Elliston <bje@au.ibm.com> * Makefile.in (REGS_H): Depend on $(BASIC_BLOCK_H). 2004-11-29 Andrew Pinski <pinskia@physics.uc.edu> PR c/18479 * c-common.c (handle_visibility_attribute): When the type decl is really a identifier node, warn about being ignored and return. 2004-11-29 Richard Henderson <rth@redhat.com> * tree-cfg.c (tree_node_can_be_shared): Fix typo'd error_mark_node. 2004-11-29 Steven Bosscher <stevenb@suse.de> * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge): Remove CASE_DROPS_THROUGH checks, it is never defined. * cfglyout.c (fixup_reorder_chain): Likewise. * cfgrtl.c (rtl_verify_flow_info): Likewise. * stmt.c (expand_case): Likewise. * cfgbuild.c (make_edges): Likewise. Also remove force_fallthru, it is now always 0. * system.h (CASE_DROPS_THROUGH): Poison. * doc/md.texi (casesi): Remove documentation of CASE_DROPS_THROUGH. * doc/tm.texi (casesi): Remove documentation of CASE_DROPS_THROUGH. * config/v850/v850.h: Remove commented out CASE_DROPS_THROUGH. 2004-11-29 Andrew Pinski <pinskia@physics.uc.edu> PR middle-end/18725 * tree-cfg.c (tree_node_can_be_shared): Error_mark_node can be shared always. 2004-11-29 Diego Novillo <dnovillo@redhat.com> PR tree-optimization/18712 * tree-into-ssa.c (insert_phi_nodes_for): Pass argument WORK_STACK by reference. Call VEC_safe_push instead of VEC_quick_push. Update all users. 2004-11-29 Daniel Jacobowitz <dan@codesourcery.com> PR c/7544 * Makefile.in (c-lang.o): Update dependencies. * c-lang.c: Include "c-pragma.h". (finish_file): Call maybe_apply_pending_pragma_weaks. * c-pragma.c (maybe_apply_pending_pragma_weaks): New function. * c-pragma.h (maybe_apply_pending_pragma_weaks): New prototype. 2004-11-29 Richard Henderson <rth@redhat.com> PR target/17224 * config/ia64/predicates.md (sdata_symbolic_operand): Deny offsets outside the referenced object. 2004-11-29 Kazu Hirata <kazu@cs.umass.edu> * tree-if-conv.c (replace_phi_with_cond_modify_expr): Use EDGE_PRED instead of PHI_ARG_EDGE. * tree-ssa-live.c: Likewise. * tree-ssa-loop-manip.c: Likewise. * tree-ssa.c: Likewise. * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Speed up by simplifying edge manipulation. * cfgrtl.c (rtl_tidy_fallthru_edge): Speed up by using EDGE_COUNT. * tree-cfg.c (tree_redirect_edge_and_branch): Call find_edge only when needed. * cfg.c (flow_obstack): Remove. (flow_firstobj): Likewise. (init_flow): Remove all uses of flow_obstack. 2004-11-29 Alan Modra <amodra@bigpond.net.au> * varasm.c (default_elf_select_section_1): Only pass DECL_P decl to named_section. 2004-11-29 Nathan Sidwell <nathan@codesourcery.com> * opts.c (decode_options): Do not set max-inline-insns-rtl. (common_handle_option): Likewise. * params.def (PARAM_MAX_INLINE_INSNS_RTL): Remove. * params.h (MAX_INLINE_INSNS_RTL): Remove. * doc/invoke.texi (max-inline-insns-rtl): Remove. 2004-11-29 Alan Modra <amodra@bigpond.net.au> PR target/9571 * varasm.c (default_elf_select_section_1): Pass decl to named_section. 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu> PR middle-end/18164 * gimplify.c (gimplify_asm_expr): If the length of an output operand is zero, do not process it, just let it go through. 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> Diego Novillo <dnovillo@redhat.com> PR/18662, also backported from tree-cleanup-branch. * tree-ssa-ccp.c (substitute_and_fold): If replaced anything, always call maybe_clean_eh_stmt and modify_stmt. 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> PR/18664 * tree-ssa-operands.c (build_ssa_operands, case MODIFY_EXPR): Ignore a VIEW_CONVERT_EXPR on LHS when deciding if must or may def. * tree-ssa-ccp.c (visit_assignment): If LHS is a VIEW_CONVERT_EXPR, add an inverse VIEW_CONVERT_EXPR to const_val. PR/18657 * tree-nested.c (check_for_nested_with_variably_modified): New. (create_nesting_tree): Call it. * tree-ssa-alias.c (compute_points_to_and_addr_escapes): Remove special code for assigning to non-pointer. (is_escape_site): If RHS is a conversion between pointer and integer types, this is an escape site. * gcse.c (insert_store): Error if try to insert store on abnormal edge. (store_motion): Don't move store if any edge we'd want to move it to is abnormal. * expr.c (expand_expr_real_1, case ARRAY_REF): Properly fold with non-zero lower bound. * expr.c (categorize_ctor_elements_1, case STRING_CST): New case. 2004-11-28 Matt Kraai <kraai@alumni.cmu.edu> PR diagnostic/17594 * opts.c (find_opt): Require that the input match a switch exactly or that the switch take a joined option to be interpreted as a match for another language. 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu> * timevar.def (TV_TREE_REDPHI): New timevar. * tree-ssa.c (pass_redundant_phi): Use TV_TREE_REDPHI for the tv id. 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org> PR preprocessor/17651 * c-opts.c (sanitize_cpp_opts): Make flag_no_output imply flag_no_line_commands. * c-ppoutput.c (pp_file_change): Remove now-redundant check of flag_no_output. 2004-11-28 Theodore A. Roth <troth@openavr.org> * config/avr/avr.c (avr_handle_fndecl_attribute): Generate a warning if the function name does not begin with "__vector" and the function has either the 'signal' or 'interrupt' attribute. 2004-11-28 Theodore A. Roth <troth@openavr.org> * config/avr/avr.c (avr_mcu_types): Add entries for atmega48, atmega88, atmega168, attiny13, attiny2313, at90can128, atmega165, atmega325, atmega3250, atmega645 and atmega6450. * config/avr/avr.h (LINK_SPEC): Ditto. (LIB_SPEC): Ditto. (LIBGCC_SPEC): Ditto. (CRT_BINUTILS_SPECS): Ditto. * config/avr/t-avr (MULTILIB_MATCHES): Ditto. 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org> PR preprocessor/17610 * testsuite/gcc.dg/cpp/empty-include.c: New testcase. 2004-11-28 Jeff Law <law@redhat.com> * tree-ssa-alias.c (count_calls_and_maybe_create_global_var): New. (pass_maybe_create_global_var): New. * tree-pass.h (pass_maybe_create_global_var): Declare. * tree-optimize.c (init_tree_optimization_passes): Link in pass_maybe_create_global_var. 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> * tree-inline.c (inline_forbidden_p_1, case RECORD_TYPE): Add comment. 2004-11-28 Ulrich Weigand <uweigand@de.ibm.com> PR rtl-optimization/18420 * simplify-rtx.c (simplify_gen_subreg): Revert 2004-10-28 change. 2004-11-28 Steven Bosscher <stevenb@suse.de> John David Anglin <dave.anglin@nrc-cnrc.gc.ca> * config/vax/vax.h (CASE_DROPS_THROUGH): Don't define. * config/vax/vax.md (casesi): Emit a test-and-branch to make sure that the case is in range, to make sure the casesi insn is always in range and never falls through. (casesi1): Add comment to explain why casesi never falls through. Remove the unnamed special case casesi pattern. 2004-11-28 Hans-Peter Nilsson <hp@bitrange.com> PR target/18331 * config/mmix/mmix.md ("*movdicc_real_reversible"): Rename from "*movdicc_real". Only match reversible comparisons. ("*movdicc_real_nonreversible"): New pattern, split from "*movdicc_real". Match only nonreversible comparisons. Exclude reversed alternatives. ("*movdfcc_real_reversible", "*movdfcc_real_nonreversible"): Similar. 2004-11-27 Richard Henderson <rth@redhat.com> * config/ia64/ia64.md: Move all define_predicate's ... * config/ia64/predicates.md: ... here. New file. 2004-11-27 Per Bothner <per@bothner.com> PR bootstrap/18142 Re-applied following, with two modifications: add a URL for the fixed cctools; only exit if $build = $target. 2004-10-18 Kelley Cook <kcook@gcc.gnu.org> * configure.ac (powerpc-*-darwin*): Require assembler to support .machine directive. * configure: Regenerate. 2004-11-28 David Edelsohn <edelsohn@gnu.org> PR target/16800 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve accuracy of EQ, GTU, and LTU costs. Add costs for GT, LT, and UNORDERED. Distinguish between SImode and DImode CONST_INT. 2004-11-28 Andreas Fischer <a_fisch@gmx.de> Alan Modra <amodra@bigpond.net.au> PR target/16343 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Disallow functions, strings and thread-local vars. 2004-11-28 Alan Modra <amodra@bigpond.net.au> * config/rs6000/rs6000.h (WORLD_SAVE_P): Define. * config/rs6000/darwin.h (WORLD_SAVE_P): Define. * config/rs6000/rs6000.c (compute_save_world_info): Use WORLD_SAVE_P to allow non-darwin ABIs to optimize away code. (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. 2004-11-27 Kazu Hirata <kazu@cs.umass.edu> * tree.c (operand_equal_for_phi_arg_p): New. * tree.h: Add a prototype for operand_equal_for_phi_arg_p. * tree-cfg.c, tree-ssa-dom.c, tree-ssa-phiopt.c, tree-ssa.c: Replace operand_equal_p with operand_for_phi_arg_p appropriately. * bb-reorder.c (find_traces_1_round): Speed up by using EDGE_COUNT instead of FOR_EACH_EDGE. * fold-const.c, config/i386/linux64.h: Fix comment typos. 2004-11-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> PR pch/14940 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Revert 2004-11-22 change. 2004-11-27 Kazu Hirata <kazu@cs.umass.edu> * config/i386/linux.h: Fix a comment typo. * doc/extend.texi: Fix a typo. 2004-11-27 Jeff Law <law@redhat.com> * tree-cfg.c (cleanup_tree_cfg): Also return true if blocks are merged. 2004-11-27 Jakub Jelinek <jakub@redhat.com> * config/i386/linux64.h (REG_NAME): Define. 2004-11-27 Jakub Jelinek <jakub@redhat.com> * fold-const.c (extract_muldiv_1) <case ABS_EXPR>: If ctype is unsigned and type signed, build ABS_EXPR with signed_type (ctype) and only afterwards convert to ctype. 2004-11-27 Richard Sandiford <rsandifo@redhat.com> * config/mips/mips-protos.h (function_arg_boundary): Declare. * config/mips/mips.h (PARM_BOUNDARY): Simplify definition. (STACK_BOUNDARY, MIPS_STACK_ALIGN): Likewise. (FUNCTION_ARG_BOUNDARY): Use new function_arg_boundary function. * config/mips/mips.c (function_arg_boundary): New function. Impose a maximum alignment of STACK_BOUNDARY. 2004-11-27 Jakub Jelinek <jakub@redhat.com> PR rtl-optimization/17825 * combine.c (subst): Ignore STRICT_LOW_PART no matter if REG_P (new) or not. 2004-11-27 Alan Modra <amodra@bigpond.net.au> PR target/12769 * config/rs6000/rs6000.c (init_cumulative_args): Set call_cookie from rs6000_default_long_calls for libcalls. 2004-11-26 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> * expmed.c (extract_bit_field): When extracting from non-integer mode, force a SUBREG into a register because we may be taking a further SUBREG of it. 2004-11-27 Di-an Jan <dianj@freeshell.org> * doc/contrib.texi (Tim Josling): Remove nesting quotation marks. 2004-11-26 Robert Millan <robertmh@gnu.org> Changes for k*bsd-gnu support. * config/i386/linux.h: Define REG_NAME to allow overriding of register names in sc structure. * config/i386/linux-unwind.h: Refer to sc->REG_NAME(reg) instead of sc->reg. * config.gcc: Detect x86_64-k*bsd-gnu systems. 2004-11-26 Jeff Law <law@redhat.com> * tree-ssa.c (verify_flow_sensitive_alias_info): Don't retrieve annotations or pointer info before it's necessary. Reorder tests for early continue of the loop. Manually CSE SSA_NAME_VAR. 2004-11-26 Eric Botcazou <ebotcazou@libertysurf.fr> * target.h (struct gcc_target): New field 'dwarf_handle_frame_unspec'. * target_def.h (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to 0. (TARGET_INITIALIZER): Add TARGET_DWARF_HANDLE_FRAME_UNSPEC. * dwarf2out.c (dwarf2out_frame_debug_expr): Allow REG->REG move to a fixed reg if the source is the Return Address register. Implement new Rule 15. * doc/tm.texi (Frame Layout): Document TARGET_DWARF_HANDLE_FRAME_UNSPEC. * config/sparc/sparc.c (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to sparc_dwarf_handle_frame_unspec. (gen_save_register_window): New function. (emit_stack_pointer_increment): Rename into gen_stack_pointer_inc. (emit_stack_pointer_decrement): Rename into gen_stack_pointer_dec. (expand_prologue): Adjust calls to emit_stack_pointer_{in,de}crement. Set RTX_FRAME_RELATED_P on the appropriate insns and members of insns. (sparc_asm_function_prologue): Do not emit call frame debugging info. (emit_and_preserve): Adjust calls to emit_stack_pointer_{in,de}crement. (sparc_expand_epilogue): Likewise. (sparc_dwarf_handle_frame_unspec): New function. * config/sparc/sparc.md (save_register_window): Remove. (save_register_windowdi): Rewrite modelled on the callframe debug info. (save_register_windowsi): Likewise. 2004-11-26 Alexandre Oliva <aoliva@redhat.com> * config/frv/frv-protos.h: Guard ifcvt functions declarations with BB_HEAD, not BLOCK_HEAD. 2004-11-26 Alexandre Oliva <aoliva@redhat.com> * config/frv/frv.c (frv_ifcvt_modify_insn): Don't leave alone scratch insns that set a register live at the join point. 2004-11-26 Kazu Hirata <kazu@cs.umass.edu> * cse.c, tree-ssa-operands.c: Fix comment typos. * tree-cfg.c (tree_split_edge): Speed up by using find_edge. 2004-11-26 James A. Morrison <phython@gcc.gnu.org> PR target/18510 * doc/extend.texi (SPARC VIS Built-in Functions): New section. 2004-11-26 Kazu Hirata <kazu@cs.umass.edu> * cfgrtl.c (try_redirect_by_replacing_jump): Speed up the check that tests if all edges go to the same destination. * bitmap.c (bitmap_find_bit): Speed up by traversing from head->first if that seems profitable. 2004-11-25 Jeff Law <law@redhat.com> * timevar.def (TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI): New timevars. * tree-ssa-loop.c (pass_loop_init): Use TV_TREE_LOOP_INIT. (pass_loop_done): Use TV_TREE_LOOP_FINI. 2004-11-26 Alan Modra <amodra@bigpond.net.au> PR rtl-optimization/16356 * config/rs6000/rs6000.md (floatdisf2_internal2): Rewrite with separate output register and one less jump. Enable for powerpc64. (floatdisf2): Adjust for above. 2004-11-25 Bob Wilson <bob.wilson@acm.org> * config/xtensa/xtensa.h (STARTFILE_SPEC): Add crt0. (GCC_DRIVER_HOST_INITIALIZATION): Define. 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu> PR middle-end/17957 * tree-complex.c (vector_inner_type): New variable moved from build_word_mode_vector_type. (vector_last_type): Likewise. (vector_last_nunits): Likewise. (build_word_mode_vector_type): Use the new variables. * Makefile.in (tree-complex.o): Add gt-tree-complex.h $(GGC_H). (GTFILES): Add tree-complex.c. (gt-tree-complex.h): New rule, add it to the rest of the gt-* rules. 2004-11-25 Bob Wilson <bob.wilson@acm.org> * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define __XTENSA_WINDOWED_ABI__. 2004-11-25 Richard Henderson <rth@redhat.com> * dwarf2out.c (dwarf2out_stack_adjust): Add after_p argument. Save args_size adjustments for calls even with cfa as stack pointer. Search calls for stack adjustments after the insn is issued. (dwarf2out_frame_debug): Add after_p argument; pass it on. * dwarf2out.h (dwarf2out_frame_debug): Update to match. * final.c (final_start_function, final_scan_insn): Likewise. 2004-11-25 Richard Henderson <rth@redhat.com> PR c++/6764 * reload1.c (set_initial_eh_label_offset): New. (set_initial_label_offsets): Use it. 2004-11-25 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.c (sh_output_mi_thunk): Initialize bitmap obstacks before calling life_analysis and release them after. 2004-11-25 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-forwprop.c (substitute_single_use_vars): Remove duplicate code. 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu> * bitmap.h (BITMAP_XMALLOC): Use BITMAP_ALLOC and not BITMAP_OBSTACK_ALLOC. (BITMAP_XFREE): Use BITMAP_FREE and not BITMAP_OBSTACK_FREE. 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu> parts of PR rtl-opt/18463, rtl-opt/17647 * cse.c (canon_for_address): New function. (find_best_addr): Call canon_for_address before getting the address's cost when checking if we should take that address. 2004-11-25 Kazu Hirata <kazu@cs.umass.edu> * tree-phinodes.c (add_phi_arg): Take "tree" instead of "tree *" as the first argument. * tree-flow.h: Update the prototype of add_phi_arg. * lambda-code.c, tree-cfg.c, tree-into-ssa.c, tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-pre.c, tree-ssa-threadupdate.c, tree-ssa.c, tree-tailcall.c, tree-vectorizer.c: Update all call sites of add_phi_arg. 2004-11-25 Nathan Sidwell <nathan@codesourcery.com> * bitmap.c (bitmap_malloc_alloc, bitmap_malloc_free): Remove. * bitmap.h (bitmap_malloc_alloc, bitmap_malloc_free): Remove. (BITMAP_XMALLOC): Forward to BITMAP_OBSTACK_ALLOC. (BITMAP_XFREE): Forward to BITMAP_OBSTACK_FREE. 2004-11-25 Andrew MacLeod <amacleod@redhat.com> PR tree-optimization/18587 * tree-flow-inline.h (mark_call_clobbered, mark_non_addressable): Flag call clobbered caches as invalid. * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): New. Flag indicating whether the call clobbered operand cache is valid. (ssa_ro_call_cache_valid): New. Flag indicating whether the pure/const call operand cache is valid. (clobbered_v_may_defs, clobbered_vuses, ro_call_vuses): New. Cached list of operands for cached call virtual operands. (clobbered_aliased_loads, clobbered_aliased_stores, ro_call_aliased_load): New. flags caching whether alias bits are to be set in call stmt's. (fini_ssa_operands): Remove call operand caches if present. (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands): Pass stmt annotation to add_stmt_operand. (get_call_expr_operands): Add call clobbered variables first. (add_stmt_operand): Take stmt annotation rather than stmt as a param. (add_call_clobber_ops, add_call_read_ops): Use the call operand cache if it is valid, otherise fill the cache. * tree-ssa-operands.h (ssa_clobbered_cache_valid): Declare extern. * tree-flow.h (struct var_ann_d): Add in_vuse_list and in_v_may_def_list bits. * tree-ssa-operands.c (cleanup_v_may_defs): New. Clear the in_list bits for the v_may_def elements and empty the operand build array (finalize_ssa_vuses): Use cleanup_v_may_defs and remove redundant VUSES by checking the in_v_may_def_list bit. (append_v_may_def, append_vuse): Use the in_list bit rather than scanning the array for duplicates. 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390.c (s390_short_displacement): UNSPEC_GOTNTPOFF displacements are not short. 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390.c (legitimize_pic_address): Use s390_load_address to load addresses. 2004-11-25 Mark Mitchell <mark@codesourcery.com> PR c++/18001 * c-common.h (lvalue_use): Move here from c-ctypeck.c. (lvalue_or_else): Declare. * c-common.c (lvalue_or_else): Move here from c-typeck.c. * c-typeck.c (lvalue_use): Remove. (lvalue_or_else): Remove. PR c++/18556 * toplev.c (check_global_declarations): Set DECL_IGNORED_P on unemitted variables with static storage duration. 2004-11-25 Gerald Pfeifer <gerald@pfeifer.com> * tree-cfg.c (tree_verify_flow_info): Do not terminate error() message with \n. 2004-11-25 Nathan Sidwell <nathan@codesourcery.com> * config/rs6000/altivec.md (VIshort): New mode macro. (altivec_vaddubs, altivec_vadduhs, altivec_vadduws): Replace with ... (altivec_vaddu<VI_char>s): ... this. (altivec_vaddsbs, altivec_vaddshs, altivec_vaddsws): Replace with ... (altivec_vadds<VI_char>s): ... this. (altivec_vsububs, altivec_vsubuhs, altivec_vsubuws): Replace with ... (altivec_vsubu<VI_char>s): ... this. (altivec_vsubsbs, altivec_vsubshs, altivec_vsubsws): Replace with ... (altivec_vsubs<VI_char>s): ... this. (altivec_vavgub, altivec_vavguh, altivec_vavguw): Replace with ... (altivec_vavgu<VI_char>): ... this. (altivec_vavgsb, altivec_vavgsh, altivec_vavgsw): Replace with ... (altivec_vavgs<VI_char>): ... this. (altivec_vmsumubm, altivec_vmsumuhm): Replace with ... (altivec_vmsumu<VI_char>m): ... this. (altivec_vmsummbm, altivec_vmsummhm): Replace with ... (altivec_vmsumm<VI_char>m): ... this. (altivec_vandc): Remove. (*andc<mode>3): Renamed to ... (andc<mode>3): ... here. Swap operand 1 and 2 numbering. (altivec_vrlb, altivec_vrlh, altivec_vrlw): Replace with ... (altivec_vrl<VI_char>): ... this. (altivec_vslb, altivec_vslh, altivec_vslw): Replace with ... (altivec_vsl<VI_char>): ... this. (altivec_vsrb, altivec_vsrh, altivec_vsrw): Replace with ... (altivec_vsr<VI_char>): ... this. (altivec_vsrab, altivec_vsrah, altivec_vsraw): Replace with ... (altivec_vsra<VI_char>): ... this. (altivec_vsum4sbs, altivec_vsum4shs): Replace with ... (altivec_vsum4s<VI_char>s): ... this. (altivec_vperm_4si, altivec_vperm_8hi, altivec_vperm_16qi): Replace with ... (altivec_vperm_<mode>): ... this. (altivec_vsel_4sf): Rename to ... (altivec_vsel_v4sf): ... here. (altivec_vsel_4si, altivec_vsel_8hi, altivec_vsel_16qi): Replace with ... (altivec_vsel_<mode>): ... this. (altivec_vsldoi_4si, altivec_vsldoi_8hi, altivec_vsldoi_16qi): Rename to ... (altivec_vsldoi_v4si, altivec_vsldoi_v8hi, altivec_vsldoi_v16qi): ... here. (altivec_vsldoi_4sf): Rename to ... (altivec_vsldoi_v4sf): ... here. (altivec_predicate_v4si, altivec_predicate_v8hi, altivec_predicate_v16qi): Replace with ... (altivec_predicate_<mode>): ... this. (altivec_lvebx, altivec_lvehx, altivec_lvewx): Replace with ... (altivec_lve<VI_char>x): ... this. (altivec_stvebx, altivec_stvehx, altivec_stvewx): Replace with ... (altivec_stve<VI_char>x): ... this. (absv16qi2, absv8hi2, absv4si2): Replace with ... (abs<mode>2): ... this. (altivec_abss_v16qi, altivec_abss_v8hi, altivec_abss_v4si): Replace with ... (altivec_abss_<mode>): ... this. (vec_realign_load_v16qi, vec_realign_load_v8hi, vec_realign_load_v4si): Replace with ... (vec_realign_load_<mode>): ... this. * config/rs6000/rs6000.c (bdesc_3arg, bdesc_2arg): Update tweaked insn names. (rs6000_expand_ternop_builtin): Likewise. 2004-11-25 Andrew Haley <aph@redhat.com> * gcc.c (process_command): Don't supply -v to linker. 2004-11-25 Joseph S. Myers <joseph@codesourcery.com> * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Use %qs instead of `%s' in diagnostic. 2004-11-25 Nathan Sidwell <nathan@codesourcery.com> * basic-block.h (OBSTACK_ALLOC_REG_SET): Adjust. (FREE_REG_SET): Adjust. * bitmap.c (bitmap_obstack_free): Cope with NULL bitmap. * bitmap.h (BITMAP_OBSTACK_ALLOC): Rename to ... (BITMAP_ALLOC): ... here. (BITMAP_OBSTACK_FREE): Rename to ... (BITMAP_FREE): Don't check for NULL bitmap here. * tree-ssa-pre.c (value_insert_into_set_bitmap, bitmap_set_new): Use new names. * bt-load.c (migrate_btr_defs): Remove unneeded NULL check. * df.c (df_free): Likewise. * ra-build.c (ra_build_free, ra_build_free_all): Likewise. * tree-ssa-loop-ivopts.c (set_use_iv_cost): Likewise. * basic-block.h (OBSTACK_ALLOC_REG_SET): Rename to ... (ALLOC_REG_SET): ... here. (FREE_REG_SET): Adjust. (XMALLOC_REG_SET, XFREE_REG_SET): Remove. * bb-reorder.c (fix_crossing_conditional_branches): Adjust. * cfglayout.c (cfg_layout_duplicate_bb): Adjust. * cfgrtl.c (rtl_split_block, rtl_split_edge, safe_insert_insn_on_edge, cfg_layout_split_edge): Adjust. * flow.c (update_life_info, calculate_global_regs_live, allocate_bb_life_data, init_propagate_block_info): Adjust. * global.c (build_insn_chain): Adjust. * ifcvt.c (dead_or_predicable): Adjust. * loop-iv.c (simplify_using_initial_values): Adjust. * recog.c (peephole2_optimize): Adjust. * sched-deps.c (init_deps_global): Adjust. 2004-11-25 Ralf Corsepius <ralf.corsepius@rtems.org> * config.gcc (avr-*-rtems*): Fix typo. 2004-11-25 J"orn Rennecke <joern.rennecke@st.com> * sh.c (sh_output_mi_thunk): Do not call regset_release_memory. 2004-11-24 Jeff Law <law@redhat.com> * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Reduce the number of queries to random elements in the ai->written_vars bitmap. 2004-11-24 Roger Sayle <roger@eyesopen.com> * config/i386/i386.c (override_options): Disable x87 fancy math intrinsics if -mfpmath= doesn't include 387 (default on x86_64). 2004-11-24 Roger Sayle <roger@eyesopen.com> * configure.ac: Tweak test for HAVE_DECL_LDGETNAME to avoid a system header conflict on AIX 5.2. * configure: Regenerate. 2004-11-24 Kazu Hirata <kazu@cs.umass.edu> * tree-outof-ssa.c (coalesce_abnormal_edges): Use e->dest_idx instead of calling phi_arg_from_edge. * tree-phinodes.c (remove_phi_args): Replace phi_arg_from_edge with e->dest_idx. 2004-11-24 Ben Elliston <bje@au.ibm.com> * config/i386/i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): Remove. * config/i386/i386.c (i386_dwarf_output_addr_const): Likewise. * config/i386/i386-protos.h (i386_dwarf_output_addr_const): Likewise. 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> * tree-sra.c (sra_walk_modify_expr): Handle RHS first, then LHS. * tree-inline.c (copy_body_r): Explicitly copy a constant if the type will be remapped. 2004-11-24 Steven Bosscher <stevenb@suse.de> * c-opts.c (c_common_post_options): Don't clear flag_inline_functions. * dojump.c (clear_pending_stack_adjust): Remove check on flag_inline_functions, it's always true. * config/alpha/alpha.md (movdi_er_maybe_g): Remove splitter that can never trigger. * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Don't look at flag_inline_trees, now that flag_inline_functions is never cleared. * config/pdp11/pdp11.h (OPTIMIZATION_OPTIONS): Don't set flag_inline_functions at optimization levels greater than or equal to 3. This is already done by default. 2004-11-24 Kazu Hirata <kazu@cs.umass.edu> * tree-outof-ssa.c (eliminate_build): Use g->e->dest_idx instead to find the PHI argument. Do not take I as an argument. (eliminate_phi): Adjust the call to eliminate_build. Do not take I as an argument. (rewrite_trees): Adjust the call to eliminate_phi. 2004-11-24 Richard Sandiford <rsandifo@redhat.com> * optabs.h (force_expand_binop): Declare. * optabs.c (force_expand_binop): Export. * stmt.c (shift_return_value): Delete. (expand_return): Don't call it. * expr.h (shift_return_value): Declare. * calls.c (shift_returned_value): Delete in favor of... (shift_return_value): ...this new function. Leave the caller to check for non-BLKmode values passed in the msb of a register. Take said mode and a shift direction as argument. Operate on the hard function value, not a pseudo. (expand_call): Adjust accordingly. * function.c (expand_function_start): If a non-BLKmode return value is padded at the last significant end of the return register, use the return value's natural mode for the DECL_RESULT, not the mode of the padded register. (expand_function_end): Shift the same sort of return values left by the appropriate amount. 2004-11-24 Matt Austern <austern@apple.com> * recog.c (recog_memoized_1): Remove. * recog.h (recog_memoized_1): Remove declaration. (recog_memoized): Change from macro to inline function. 2004-11-24 Devang Patel <dpatel@apple.com> PR/18555 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add isysroot. * config/darwin-c.c (darwin_register_frameworks): Use sysroot. 2004-11-24 Devang Patel <dpatel@apple.com> * gcc.c (process_command): Supply -v to linker. 2004-11-24 David Edelsohn <edelsohn@gnu.org> Paolo Bonzini <bonzini@gnu.org> * config/rs6000/rs6000.c (rs6000_return_in_memory): Allow Altivec vector modes without ALTIVEC_ABI. Use GCC vector instead of synthetic vector. (rs6000_pass_by_reference): Split conditional into pieces. Use GCC vector instead of synthetic vector. 2004-11-24 Aldy Hernandez <aldyh@redhat.com> * tree.c (recompute_tree_invarant_for_addr_expr): The address of a thread-local variable is invariant. 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> * tree-pretty-print.c (dump_generic_node, case POINTER_TYPE): Handle TYPE_REF_CAN_ALIAS_ALL. (print_declaration): Print array dimensions like dump_generic_node. * fold-const.c (operand_equal_p): Remove kludge allowing ARG0 and ARG1 to be null; instead define OP_SAME and OP_SAME_NULL and use them. 2004-11-24 Nathan Sidwell <nathan@codesourcery.com> * bitmap.c (INLINE): Do not define. (bitmap_elem_to_freelist, bitmap_element_free, bitmap_element_allocate, bitmap_clear, bitmap_element_zerop, bitmap_element_link, bitmap_find_bit): Use inline keyword/macro. 2004-11-24 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-dom.c (cprop_into_successor_phis): Remove code to find the index of a PHI argument. Use e->dest_idx instead. Replace hint with index. * tree-ssa-dom.c (cprop_into_successor_phis): Replace index with indx. 2004-11-24 Diego Novillo <dnovillo@redhat.com> * tree-ssa-alias.c (merge_pointed_to_info): Fix comment regarding PT_MALLOC. 2004-11-24 Joseph Myers <joseph@codesourcery.com> * config/i386/i386.c (optimization_options): Use SUBTARGET_OPTIMIZATION_OPTIONS. * config/i386/sol2-10.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define. (TARGET_SUBTARGET_DEFAULT): Don't include MASK_OMIT_LEAF_FRAME_POINTER. 2004-11-24 Mark Mitchell <mark@codesourcery.com> * config/i386/sol2.h (X86_FILE_START_VERSION_DIRECTIVE): Define to false. 2004-11-24 Joseph Myers <joseph@codesourcery.com> * config/i386/t-sol2-10 (MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES): Use amd64 instead of 64. 2004-11-24 Mark Mitchell <mark@codesourcery.com> Joseph Myers <joseph@codesourcery.com> * crtstuff.c (IN_LIBGCC2): Define it. (EH_FRAME_SECTION_CONST): Check EH_TABLES_CAN_BE_READ_ONLY instead of HAVE_LD_RO_RW_SECTION_MIXING. * defaults.h (EH_TABLES_CAN_BE_READ_ONLY): New macro. * dwarf2out.c (named_section_eh_frame_section): Check EH_TABLES_CAN_BE_READ_ONLY. * except.c (default_exception_section): Likewise. * config/i386/sol2.h (EH_TABLES_CAN_BE_READ_ONLY): Define. * doc/tm.texi (EH_TABLES_CAN_BE_READ_ONLY): Document. 2004-11-24 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-pre.c (phi_translate): Use find_edge to find the index of a PHI argument. * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi): Use find_edge to find the index of a PHI argument. 2004-11-24 Steven Bosscher <stevenb@suse.de> * expr.c (expand_expr_real_1): Remove cases for EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR. * gimplify.c (gimplify_labeled_block_expr): Remove. (gimplify_exit_block_expr): Remove. (gimplify_expr): Don't call them. * tree-inline.c (copy_body_r): Don't handle EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR. (estimate_num_insns_1): Likewise. (walk_tree): Likewise. * tree-pretty-print.c (dump_generic_node): Don't handle EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR. * tree.def (EXIT_BLOCK_EXPR): Moved to java-tree.def. (LABELED_BLOCK_EXPR): Likewise. * tree.h (LABELED_BLOCK_LABEL): Moved to java-tree.h. (LABELED_BLOCK_BODY): Likewise. (EXIT_BLOCK_LABELED_BLOCK): Likewise. (EXIT_BLOCK_RETURN): Removed. 2004-11-24 Steven Bosscher <stevenb@suse.de> * cfgrtl.c (rtl_delete_block): Fix comment. * emit-rtl.c (remove_unnecessary_notes): Die if we see BLOCK_BEG or BLOCK_END insn notes. * jump.c (squeeze_notes): Likewise. * haifa-sched.c (reemit_notes): Don't "re-emit" EH_REGION_BEG and EH_REGION_END notes, we never have them to begin with. * sched-deps.c (sched_analyze_insn): When updating loop notes, verify that we have indeed only recorded loop notes. (sched_analyze): Die if we see EH_REGION_BEG or EH_REGION_END notes. Only record loop notes. * cfgexpand.c (tree_expand_cfg): Fix comment. * passes.c (rest_of_compilation): Don't do a second call to convert_from_eh_region_ranges from here, it's already called from cfgexpand.c. * except.c (resolve_fixup_regions): Remove. (remove_fixup_regions): Remove. (convert_from_eh_region_ranges_1): Remove. (convert_from_eh_region_ranges): Remove the case where EH is not already lowered at the tree level. We always lower there. 2004-11-24 Paolo Bonzini <bonzini@gnu.org> PR c++/16882 * tree.c (make_vector_type): Move qualifiers to the vector type, use the inner type's main variant and build a main variant for the vector type if necessary. (type_hash_eq): Check a vector type's TYPE_VECTOR_SUBPARTS. 2004-11-24 Eric Botcazou <ebotcazou@libertysurf.fr> * target.h (late_rtl_prologue_epilogue): Remove. * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove. * system.h: Poison TARGET_LATE_RTL_PROLOGUE_EPILOGUE. * passes.c (rest_of_handle_prologue_epilogue): Remove and move remaining bits to... (rest_of_handle_flow2): ...here. (rest_of_compilation): Remove call to rest_of_handle_prologue_epilogue. * doc/tm.texi (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove. 2004-11-23 Mark Mitchell <mark@codesourcery.com> * hwint.h (HOST_LONG_LONG_FORMAT): New macro. Use it throughout. * config/i386/xm-mingw32.h (HOST_LONG_LONG_FORMAT): Define. * doc/hostconfig.texi (HOST_LONG_LONG_FORMAT): Document. 2004-11-24 Daniel Jacobowitz <dan@codesourcery.com> * config/i386/i386.c (override_options): Move SUBTARGET_OVERRIDE_OPTIONS before defaulting flag_omit_frame_pointer. 2004-11-23 Richard Henderson <rth@redhat.com> * rtl.h (validate_subreg): Declare. * emit-rtl.c (validate_subreg): New. (gen_rtx_SUBREG): Use it. * simplify-rtx.c (simplify_subreg): Likewise. (simplify_gen_subreg): Likewise. Remove duplicate asserts. * expr.c (emit_move_insn_1): Tidy complex move code. Use memory fallback whenever gen_realpart/gen_imagpart would not be able to create SUBREGs. 2004-11-23 Richard Henderson <rth@redhat.com> * expmed.c (extract_bit_field): Use simplify_gen_subreg instead of hard-coding avoiding calls to gen_rtx_SUBREG. Split complex return modes to CONCAT. 2004-11-23 Diego Novillo <dnovillo@redhat.com> PR tree-optimization/18618 * tree-into-ssa.c (DEF_VEC_MALLOC_P(basic_block)): Declare. (insert_phi_nodes_for): Change third argument to VEC(basic_block). * tree-ssa-dom.c (avail_exprs_stack): Change type to VEC(tree_on_heap). Update all users. (stmts_to_rescan): Likewise. (const_and_copies_stack): Likewise. (nonzero_vars_stack): Likewise. (vrp_variables_stack): Likewise. 2004-11-23 Richard Henderson <rth@redhat.com> * cse.c (record_jump_cond_subreg): New. (record_jump_cond): Use it instead of gen_lowpart. 2004-11-23 Daniel Jacobowitz <dan@codesourcery.com> Joseph Myers <joseph@codesourcery.com> * config/sol2-c.c (solaris_register_pragmas): Use c_register_pragma_with_expansion. * config/sol2.h (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Define. * c-pragma.c (c_register_pragma): Update call to cpp_register_pragma. (c_register_pragma_with_expansion): New function. (init_pragma): Honor HANDLE_PRAGMA_PACK_WITH_EXPANSION. * c-pragma.h (c_register_pragma_with_expansion): New prototype. * doc/extend.texi (Solaris Pragmas): Mention macro expansion for #pragma align. * doc/tm.texi (c_register_pragma_with_expansion, HANDLE_PRAGMA_PACK_WITH_EXPANSION): Document. 2004-11-23 Richard Henderson <rth@redhat.com> * combine.c (gen_lowpart_for_combine): Factor out mode of x as well as mode sizes into local temporaries. Unify failure path. 2004-11-23 Richard Henderson <rth@redhat.com> * emit-rtl.c, rtl.h (subreg_hard_regno): Remove. * caller-save.c (mark_set_regs): Use subreg_regno instead. * final.c (alter_subreg): Likewise. * local-alloc.c (reg_is_born): Likewise. 2004-11-23 Richard Henderson <rth@redhat.com> * simplify-rtx.c (simplify_subreg): Use subreg_regno_offset directly instead of using a SUBREG temporary. 2004-11-23 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (tree_forwarder_block_p): Speed up by reordering two checks. 2004-11-23 Zack Weinberg <zack@codesourcery.com> * function.h (struct function): Remove calls_longjmp. (current_function_calls_longjmp): Delete. * tree.h (ECF_LONGJMP): Delete. (ECF_SIBCALL, ECF_PURE, ECF_SP_DEPRESSED, ECF_ALWAYS_RETURN) (ECF_LIBCALL_BLOCK): Everybody slide down one. (ECF_CONST, ECF_NORETURN, ECF_SIBCALL): Clarify comments. * builtins.c (expand_builtin_longjmp): Don't set current_function_calls_longjmp. * calls.c (special_function_p): Mark longjmp and siglongjmp with ECF_NORETURN, not ECF_LONGJMP. (emit_call_1, expand_call, emit_library_call_value_1): Don't check for ECF_LONGJMP. * tree-cfg.c (make_exit_edges, is_ctrl_altering_stmt) (need_fake_edge_p): Likewise. * config/avr/avr.h, config/ip2k/ip2k.h: Don't define NON_SAVING_SETJMP. * system.h: Poison NON_SAVING_SETJMP. * function.c (use_register_for_decl) * gcse.c (compute_hash_table_work, compute_store_table) * postreload-gcse.c (record_opr_changes) * reload.c (find_equiv_reg) * reload1.c (reload) * config/i386/i386.c (ix86_can_use_return_insn_p): Remove code conditional on NON_SAVING_SETJMP. * doc/tm.texi: Delete documentation of NON_SAVING_SETJMP. * config/i386/sysv3.h: Delete file. * config/i386/i386.c (ix86_svr3_asm_out_constructor): Delete. 2004-11-23 Dorit Naishlos <dorit@il.ibm.com> * tree-vectorizer.c (vect_analyze_operations): Don't vectorize if the vectorization factor is greater than the iteration count. (vect_gen_niters_for_prolog_loop): No need to calculate min if the iteration count is known. (vect_build_symbol_bound): Removed. Its functionality moved to vect_generate_tmps_on_preheader. (vect_generate_tmps_on_preheader): Moved content of vect_build_symbol_bound here instead of calling it. Changed some variables names. (vect_build_loop_niters): We don't expect a new_bb to be generated - use gcc_assert. (vect_gen_niters_for_prolog_loop): Likewise. (vect_gen_niters_for_prolog_loo): Likewise. (slpeel_make_loop_iterate_ntimes): Use buildN instead of build. (slpeel_add_loop_guard): Likewise. (slpeel_tree_peel_loop_to_edge): Likewise. (vect_do_peeling_for_alignment): Likewise. (vect_get_first_index): Missing space. 2004-11-23 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390.md ("*iordi3"): Mark commutative. ("*iorsi3_zarch", "*iorsi3_esa"): Likewise. 2004-11-23 Kazu Hirata <kazu@cs.umass.edu> * tree-phinode.c (resize_phi_node): Abort when LEN is strictly greater than PHI_ARG_CAPACITY. (reserve_phi_args_for_new_edge): Initialize the new PHI argument to NULL_TREE. Increment PHI_NUM_ARGS. (add_phi_arg): Add a PHI argument to the slot given by E->dest_idx. (remove_phi_arg_num): Do not write to PHI_ARG_EDGE. * tree-flow-inline (phi_arg_from_edge): Return E->dest_idx. * tree-ssa.c (ssa_redirect_edge): Check for a missing PHI argument by looking at PHI_ARG_DEF. (verify_phi_args): Check for a missing PHI argument. Remove the check for duplicate PHI arguments. * tree.h (PHI_ARG_EDGE): Redefine in terms of EDGE_PRED. (phi_arg_d): Remove e. * tree-cfg.c (tree_try_redirect_by_replacing_jump): Speed up by restricting to the case with two outgoing edges. 2004-11-23 Andreas Krebbel <krebbel1@de.ibm.com> * config/s390/s390.c (s390_backchain_string): Removed. (s390_return_addr_rtx, s390_back_chain_rtx, s390_frame_info) (s390_emit_prologue, s390_va_start, s390_gimplify_va_arg): Changed users of TARGET_BACKCHAIN, TARGET_NO_BACKCHAIN and TARGET_KERNEL_BACKCHAIN to reflect the new options. * config/s390/s390.h (MASK_BACKCHAIN, MASK_PACKED_STACK): New macros. (TARGET_KERNEL_BACKCHAIN): Removed. (TARGET_BACKCHAIN): Former triple state option change to a target flag. (TARGET_PACKED_STACK): New macro. (TARGET_SWITCHES): New switches added. (TARGET_OPTIONS): "backchain", "no-backchain" and "kernel-backchain" removed. (DYNAMIC_CHAIN_ADDRESS): Use TARGET_PACKED_STACK. * config/s390/s390.md ("allocate_stack", "restore_stack_block") ("save_stack_nonlocal", "restore_stack_nonlocal"): Modified to reflect the change in target switch semantics. * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Removed. (TARGET_DEFAULT): MASK_BACKCHAIN added. * doc/invoke.texi: Added documentation for the new/changed options. 2004-11-23 Uros Bizjak <uros@kss-loka.si> PR rtl-optimization/18614 * simplify-rtx.c (simplify_binary_operation): Do not simplify inner elements of constant arguments of VEC_CONCAT insn. 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr> * gthr-solaris.h (__gthread_recursive_mutex_init_function): Use 0 instead of NULL. 2004-11-23 Kazu Hirata <kazu@cs.umass.edu> * tree-phinode.c (make_phi_node): Use a new variable, capacity, to receive the return value of ideal_phi_node_len. 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr> * gthr-solaris.h (__gthread_recursive_mutex_t): New type. (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to __gthread_recursive_mutex_init_function. (__gthread_key_create): Properly cast -1. (__gthread_recursive_mutex_init_function): New function. (__gthread_recursive_mutex_lock): Rewrite. (__gthread_recursive_mutex_trylock): Likewise. (__gthread_recursive_mutex_unlock): Likewise. 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org> * config/c4x/t-rtems: New. * config.gcc: Reflect having added c4x/t-rtems. 2004-11-23 Dorit Naishlos <dorit@il.ibm.com> PR tree-opt/18403 PR tree-opt/18505 * tree-vectorizer.c (vect_create_data_ref_ptr): Use lang_hooks.types.type_for_size instead of integer_type_node for the type of ptr_update. 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org> * config.gcc (h8300-*-rtems*): Use h8300/t-rtems. 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org> * config/arm/t-rtems: New. * config.gcc: Reflect having added arm/t-rtems. 2004-11-23 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (tree_execute_on_growing_pred): New. (tree_cfg_hooks): Add tree_execute_on_growing_pred. * tree-flow.h: Add a prototype for reserve_phi_args_for_new_edge. * tree-phinodes.c (reserve_phi_args_for_new_edge): New. (add_phi_arg): Don't resize a PHI array. 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org> * config.gcc: Add avr-*-rtems*. * config/avr/t-rtems: New. * config/avr/rtems.h: New. 2004-11-22 Daniel Berlin <dberlin@dberlin.org> * df.c (dataflow_set_a_op_b): Remove reslt parameter, since it's always the same as op1. Use bitmap_ior_into and bitmap_and_into. Add comment to function. 2004-11-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> PR pch/14940 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __hppa__. PR rtl-optimization/14838 * emit-rtl.c (get_first_nonnote_insn): Don't assume first insn is a note. (get_last_nonnote_insn): Don't assume last insn is a note. 2004-11-22 Roger Sayle <roger@eyesopen.com> * fold-const.c (nondestructive_fold_binary_to_constant): Rename to fold_binary_to_constant. (nondestructive_fold_unary_to_constant): Likewise, rename to fold_unary_to_constant. (fold_relational_hi_lo): Update call to fold_binary_to_constant. * tree.h (nondestructive_fold_binary_to_constant): Update prototype. (nondestructive_fold_unary_to_constant): Likewise. * tree-ssa-ccp.c (ccp_fold): Update calls to fold_unary_to_constant and fold_binary_to_constant. * tree-ssa-loop-niter.c (EXEC_BINARY, EXEC_UNARY): Delete macros. (inverse, number_of_iterations_cond): Replace uses of EXEC_BINARY and EXEC_UNARY with calls to fold_*nary_to_constant. * tree-ssa-loop-ivopts.c (EXEC_BINARY, EXEC_UNARY): Delete macros. (idx_find_step): Replace uses of EXEC_BINARY with calls to fold_binary_to_constant. 2004-11-22 Nick Clifton <nickc@redhat.com> * sbitmap.c (sbitmap_union_of_preds): Remove redundant initialisation of 'e'. 2004-11-22 Roger Sayle <roger@eyesopen.com> * config/i386/i386.h (TARGET_USE_FANCY_MATH_387): New macro. * config/i386/i386.c (override_options): Set MASK_NO_FANCY_MATH_387 automatically for targets without TARGET_80387. * config/i386/i386.md (sqrtsf2, sqrtsf2_1, sqrtsf2_i387, sqrtdf2, sqrtdf2_1, sqrtdf2_i387, *sqrtextendsfdf2, sqrtxf2, *sqrtextenddfxf2, *sqrtextendsfxf2, fpremxf4, fmodsf3, fmoddf3, fmodxf3, fprem1xf4, dremsf3, dremdf3, dremxf3, *sindf2, *sinsf2, *sinextendsfdf2, *sinxf2, *cosdf2, *cossf2, *cosextendsfdf2, *cosxf2, sincosdf3, sincossf3, *sincosextendsfdf3, sincosxf3, *tandf3_1, tandf2, *tansf3_1, tansf2, *tanxf3_1, tanxf2, atan2df3_1, atan2df3, atandf2, atan2sf3_1, atan2sf3, atansf2, atan2xf3_1, atan2xf3, atanxf2, asindf2, asinsf2, asinxf2, acosdf2, acossf2, acosxf2, fyl2x_xf3, logsf2, logdf2, logxf2, log10sf2, log10df2, log10xf2, log2sf2, log2df2, log2xf2, fyl2xp1_xf3, log1psf2, log1pdf2, log1pxf2, *fxtractxf3, logbsf2, logbdf2, logbxf2, ilogbsi2, *f2xm1xf2, *fscalexf4, expsf2, expdf2, expxf2, exp10sf2, exp10df2, exp10xf2, exp2sf2, exp2df2, exp2xf2, expm1df2, expm1sf2, expm1xf2, frndintxf2, rintdf2, rintsf2, rintxf2, frndintxf2_floor, floordf2, floorsf2, floorxf2, frndintxf2_ceil, ceildf2, ceilsf2, ceilxf2, frndintxf2_trunc, btruncdf2, btruncsf2, btruncxf2, frndintxf2_mask_pm, nearbyintdf2, nearbyintsf2, nearbyintxf2): Simplify conditionals using TARGET_USE_FANCY_MATH_387. 2004-11-22 Dale Johannesen <dalej@apple.com> * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Conditionalize properly and comment. 2004-11-22 James A. Morrison <phython@gcc.gnu.org * config/sparc/sparc.c: Include insn-codes.h and langhooks.h. (sparc_init_builtins): New function. (sparc_init_vis_builtins): Create builtin functions for VIS instructions. (sparc_expand_builtin): Expand builtin functions for VIS instructions. (TARGET_INIT_BUILTINS): Define to sparc_init_builtins. (TARGET_EXPAND_BUILTIN): Define to sparc_expand_builtin. (def_builtin): New macro for creating builtin functions. * config/sparc/sparc.md (P): New mode macro for pointer types. (UNSPEC_FPACK16, UNSPEC_FPACK32, UNSPEC_FPACKFIX, UNSPEC_FEXPAND, UNSPEC_FPMERGE, UNSPEC_MUL16AL, UNSPEC_MUL8UL, UNSPEC_MULDUL, UNSPEC_ALIGNDATA, UNSPEC_ALIGNADDR, UNSPEC_PDIST): New constants. (fpack16_vis, fpackfix_vis, fpack32_vis, fexpand_vis, fpmerge_vis, fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis, fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis, pdist_vis, faligndata<V64:mode>_vis, alignaddr<P:mode>_vis): New patterns. 2004-11-22 Devang Patel <dpatel@apple.com> * tree-if-conv.c (clean_predicate_lists): Clean all basic blocks. 2004-11-22 Devang Patel <dpatel@apple.com> * tree-if-conv.c (if_convertable_phi_p): Rename to ... (if_convertible_phi_p): ... new name. (if_convertable_modify_expr_p): Rename to ... (if_convertible_modify_expr_p): ... new name. (if_convertable_stmt_p): Rename to ... (if_convertible_stmt_p): ... new name. (if_convertable_bb_p): Rename to ... (if_convertible_bb_p): ... new name. (if_convertable_loop_p): Rename to ... (if_convertible_loop_p): ... new name. 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr> PR target/18444 * configure.ac (threading): Accept 'posix95'. * configure: Regenerate. * config.gcc (i[34567]86-*-solaris2*): On Solaris up to 2.6, include sol26.h and default to posix95 threads if have_pthread_h. (sparc-*-solaris2*): Likewise. * gthr.h: Include gthr-posix95.h if _PTHREADS95 is defined. * gthr-posix95.h: New file. * config/sol26.h: New file. * doc/install.texi (--enable-threads): Document 'posix95'. 2004-11-23 Ben Elliston <bje@au.ibm.com> * pointer-set.h (pointer_set_contains): Remove. * pointer-set.c (pointer_set_contains): Likewise. 2004-11-22 Dale Johannesen <dalej@apple.com> * calls.c (expand_call): Do not call preserve_temp_slots. 2004-11-22 Kazu Hirata <kazu@cs.umass.edu> * tree-flow.h: Remove the prototype for remove_phi_arg. Add a prototype for remove_phi_args. * tree-phinodes.c (remove_phi_arg): Remove. (remove_phi_args): New. * tree-ssa.c (ssa_remove_edge): Call remove_phi_args instead of remove_phi_arg. * cfg.c (unchecked_make_edge): Call execute_on_growing_pred after making an edge. (remove_edge): Call execute_on_shrinking_pred before removing an edge. (redirect_edge_succ): Call execute_on_growing_pred and execute_on_shrinking_pred. * cfghooks.c (execute_on_growing_pred): New. (execute_on_shrinking_pred): Likewise. * cfghooks.h (cfg_hooks): Add execute_on_growing_pred and execute_on_shrinking_pred. Add prototypes for execute_on_growing_pred and execute_on_shrinking_pred. * cfgrtl.c (rtl_cfg_hooks): Add NULL hooks to execute_on_growing_pred and execute_on_shrinking_pred. (cfg_layout_rtl_cfg_hook): Likewise. * tree-cfg.c (tree_cfg_hooks): Likewise. * tree-cfg.c (tree_execute_on_shrinking_pred): New. (tree_cfg_hooks): Use it. * tree-ssa.c (ssa_remove_edge): Don't call remove_phi_args. (ssa_redirect_edge): Don't call remove_phi_arg_num. * tree-phinodes.c (remove_phi_arg_num): Make it static. * tree-flow.h: Remove the corresponding prototype. * tree-ssa.c (ssa_remove_edge): Remove. * tree-flow.h: Remove the corresponding prototype. * tree-cfg.c: Replace ssa_remove_edge with remove_edge. * basic-block.h: Likewise. * tree-if-conv.c: Likewise. * tree-ssa-threadupdate.c: Likewise. 2004-11-23 Ben Elliston <bje@au.ibm.com> * doc/cfg.texi (Maintaining the CFG): Use @ftable instead of @table to list the BSI methods. Use individual @findex directives instead of one with a comma-separated list of index entries. 2004-11-22 Zdenek Dvorak <dvorakz@suse.cz> PR tree-optimization/18529 * fold-const.c (fold_to_nonsharp_ineq_using_bound): New function. (simple_operand_p): Use STRIP_NOPS. Consider SSA names simple. (fold): Call fold_to_nonsharp_ineq_using_bound. * tree-ssa-loop-niter.c (simplify_replace_tree): New function. (number_of_iterations_cond): Fold the expressions before futher processing. (tree_simplify_using_condition): Handle case when cond or expr is an EQ_EXPR specially. 2004-11-22 Daniel Berlin <dberlin@dberlin.org> * tree-ssa.c (verify_ssa): SSA_OP_ALL_USES should be SSA_OP_ALL_USES | SSA_OP_ALL_KILLS for verification purposes. 2004-11-22 David Edelsohn <edelsohn@gnu.org> Fariborz Jahanian <fjahanian@apple.com> * config/rs6000/rs6000.c (rs6000_return_in_memory): Test TARGET_ALTIVEC_ABI. (function_arg_boundary): Align 8 to 16 byte vectors like SPE. Align 16 byte and larger vectors like Altivec. (function_arg_advance): Pass any 16 byte vector like Altivec vector. (function_arg): Same. (rs6000_pass_by_references): Test TARGET_ALTIVEC_ABI. 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/18572 * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying it. 2004-11-22 Richard Henderson <rth@redhat.com> * function.c (assign_parm_setup_block): Revert 11-13 change to forcably re-mode a (possibly BLKmode) hard register. 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr> * config/sparc/sparc.c (mem_min_alignment): Check MEM_ALIGN. 2004-11-22 David Edelsohn <edelsohn@gnu.org> * config/rs6000/power4.md: Remove delay between dispatch and issue associated with dispatch group slots 3 and 4. * config/rs6000/power5.md: Same. 2004-11-21 Jeff Law <law@redhat.com> * cfg.c (cached_make_edge): Use find_edge rather than an inlined variant. * cfgbuild.c (make_edges): Likewise. * cfghooks.c (can_duplicate_block_p): Likewise. * cfgloop.c (loop_latch_edge): Likewise. * cfgloopmanip.c (force_single_succ_latches): Likewise. * cfgrtl.c (rtl_flow_call_edges_add): Likewise. * predict.c (predict_loops, propagate_freq): Likewise. * tracer.c (tail_duplicate): Likewise. * tree-cfg.c (disband_implicit_edges): Likewise. (tree_forwarder_block_p, tree_flow_call_edges_add): Likewise. 2004-11-22 Nick Clifton <nickc@redhat.com> * sbitmap.c (sbitmap_union_of_preds): Remove redundant initialisation of 'e'. 2004-11-22 Kazu Hirata <kazu@cs.umass.edu> PR rtl-optimization/18599 * regrename.c (copyprop_hardreg_forward): Speed up by putting BB_VISITED flags on basic blocks as we process them. 2004-11-22 Nathan Sidwell <nathan@codesourcery.com> PR target/18531 * config/rs6000/altivec.md (VI_char): New mode attribute. (addv16qi3, addv8hi3, addv4ai3): Replace with ... (add<mode>3): ... this. (subv16qi3, subv8hi3, subv4ai3): Replace with ... (sub<mode>3): ... this. (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ... (smax<mode>3): ... this. (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ... (smin<mode>3): ... this. (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ... (umax<mode>3): ... this. (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ... (umin<mode>3): ... this. (andv16qi3, andv8hi3, andv4ai3): Replace with ... (and<mode>3): ... this. (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ... (ior<mode>3): ... this. (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ... (xor<mode>3): ... this. (andv16qi3, andv8hi3, andv4ai3): Replace with ... (and<mode>3): ... this. (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ... (ior<mode>3): ... this. (altivec_vnor): Replace with ... (altivec_nor<mode>): ... this. (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ... (one_cmpl<mode>2): ... this. (altivec_vandc): New expander. (*andc<mode>3): New insn. * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names. 2004-11-22 Dorit Naishlos <dorit@il.ibm.com> PR tree-opt/18536 * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when creating iv instead of integer_type. (vect_build_loop_niters): Remove redundant code. (vect_transform_loop_bound): Removed (duplicates functionality of make_loop_iterate_ntimes. (vect_gen_niters_for_prolog_loop): Add documentation. Call lang_hooks.types.type_for_size to create a type of the required size. Use that type instead of integer_type. Remove redundant code. (vect_update_niters_after_peeling): Use type of niters instead of integer_type. (vect_transform_loop): Unify handling of known and unknown loop bound cases. Call make_loop_iterate_ntimes instead of vect_transform_loop_bound. 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu> PR target/18217 * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to (LIB2ADDEH): Here. 2004-11-22 Dorit Naishlos <dorit@il.ibm.com> PR tree-opt/18544 * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found. 2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com> * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on m32r*linux. * config/m32r/t-linux (SHLIB_MAPFILES): Override to use m32r/libgcc-glibc.ver. * config/m32r/libgcc-glibc.ver: Add New file. 2004-11-22 Nathan Sidwell <nathan@codesourcery.com> * bitmap.h (struct bitmap_obstack): New obstack type. (struct bitmap_head_def): Replace using_obstack with obstack pointer. (bitmap_default_obstack): New. (bitmap_initialize): Make inline, does not do allocation. (bitmap_release_memory): Remove. (bitmap_obstack_initialize, bitmap_obstack_release): Declare. (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc, bitmap_obstack_free, bitmap_malloc_free): Declare. (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust. (BITMAP_FREE): Replace with ... (BITMAP_OBSTACK_FREE): ... this. (BITMAP_XFREE): Adjust. (BITMAP_INIT_ONCE): Remove. * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove. (bitmap_default_obstack): New. (bitmap_elem_to_freelist): Adjust. (bitmap_element_allocate): Adjust. Break initialization into ... (bitmap_obstack_initialize): ... here. (bitmap_release_memory): Replace with ... (bitmap_obstack_release): ... this. (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc, bitmap_obstack_free, bitmap_malloc_free): New. (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use bitmap_initialize. (bitmap_initialize): Move to bitmap.h. * gengtype.c (open_base_files): Add obstack.h to ifiles. * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h. * basic-block.h (INIT_REG_SET): Allocate from reg_obstack. (INITIALIZE_REG_SET): Remove. (FREE_REG_SET): Use BITMAP_OBSTACK_FREE. (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove. (flow_obstack): Do not declare. (reg_obstack): Declare. * regs.h: Include obstack.h. * tree-optimize.c (tree_rest_of_compilation): Initialize and release bitmap obstack here. * bb-reorder.c: #include regs, not basic-block. (fix_crossing_conditional_branches): Allocate regsets from reg_obstack. * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or obstack.h. * caller-save.c: Include regs.h earlier. * cfg.c: Do not include basic-block.h or obstack.h. (reg_obstack): Define. * cfganal.c: Include obstack.h * cfgcleanyp.c: Do not include basic-block.h. Include regs.h earlier. * cfglayout.c: Do not include obstack.h. (flow_obstack): Remove declaration. (cfg_layout_duplicate_bb): Use reg_obstack. * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h. * cfgrtl.c (rtl_split_block): Use reg_obstack. (force_nonfallthru_and_redirect, rtl_split_edge): Likewise. (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust. (cfg_layout_split_edge): Use reg_obstack. * cse.c: Include regs.h earlier. * ddg.c: Do not include basic-block.h. * dominance.c: Inlude obstack.h. * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust. (calculate_global_regs_live): Likewise. (allocate_bb_life_data): Use reg_obstack. (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET. * global.c: Do not include basic-block.h. (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust. * graph.c: Include obstack.h. * haifa-sched.c: Do not include basic-block.h. * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust. * local-alloc.c: Do not include basic-block.h. * loop-init.c, loop-invariant.c: Include obstack.h. * loop-iv.c: Likewise. (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET, adjust. * loop-unroll.c, loop-unswitch.c: Inlude obstack.h. * modulo-sched.c: Do not include basic-block.h. * passes.c (rest_of_handle_final): Do not call regset_release_memory. * ra-debug.c: Include regs.h earlier. Do not include basic-block.h. * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust. * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET. (allocate_reg_info): Do not call MAX_REGNO_REG_SET. (regset_release_memory): Remove. * resource.c: Do not include basic-block.h. * rtlanal.c: Do not include basic-block.h. * sbitmap.c: Include obstack.h. * sched-deps.c: Do not include basic-block.h. (reg_pending_sets_head, reg_pending_clobbers_head, reg_pending_uses_head): Remove. (init_deps_global): Use OBSTACK_ALLOC_REG_SET. * sched-ebb.c: Do not include basic-block.h. * sched-rgn.c: Likewise. * tree-if-conv.c (get_loop_body_in_if_conv_order): Use BITMAP_XFREE. * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE. * tree-sra.c (decide_instantiations): Adjust bitmap initialization. * tree-ssa-dce.c: Include obstack.h. * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack. (value_insert_into_set_bitmap): Remove useless bitmap_clear. (bitmap_set_new): Likewise. (init_pre): Initialize bitmap obstack. (fini_pre): Release bitmap obstack. * tree-ssanames.c (ssa_names_to_rewrite): Make static. (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL. (mark_for_rewrite, unmark_for_rewrite): Likewise. (marked_ssa_names): Likewise. (init_ssanames): Use BITMAP_XMALLOC. (fini_ssanames): Use BITMAP_XFREE. * web.c: Include obstack.h 2004-11-22 Nick Clifton <nickc@redhat.com> * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge predecessor in the first for-loop. 2004-11-21 Stan Shebs <shebs@apple.com> * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add UNION_TYPE case. (function_arg): Move darwin test up, sniff mode first for efficiency, test for union type. 2004-11-21 Dale Johannesen <dalej@apple.com> * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define. 2004-11-21 Jeff Law <law@redhat.com> * tree-ssa.c (verify_use): Fix comment. (verify_phi_args): Check that the number of incoming edges matches the number of PHI arguments. Check that each PHI argument is either an SSA_NAME or an invariant. Coalesce tests for PHIs for dead or duplicated edges. Clear e->aux earlier and avoid separate loop to clear e->aux and test for missed edges. (verify_ssa): Remove first walk over statements. Move checking of PHI args into verify_phi_args. Move checking of statements with aliased stores and V_MAY_DEFS into the remaining loop over the statements. Register defs by walking through the formal SSA_NAME table. 2004-11-21 Roger Sayle <roger@eyesopen.com> PR middle-end/18520 * dojump.c (compare_from_rtx): Clarify mode argument in function description. Correct order of mode/cmp_mode arguments in call to simplify_relational_operation. Check "tem" for COMPARISON_P. 2004-11-21 Paolo Bonzini <bonzini@gnu.org> David Edelsohn <edelsohn@gnu.org> PR target/17836 * config/rs6000/rs6000.c (rs6000_return_in_memory): Return synthetic vectors in memory. (function_arg_boundary): Align large synthetic vectors. (rs6000_pass_by_reference): Pass synthetic vectors in memory. 2004-11-21 Jeff Law <law@redhat.com> * cfg.c (update_bb_profile_for_threading): Do not rescale the successor probabilities if they are not going to change. Pull division out of loop if we do need to rescale successor probabilities. * tree-ssa-threadupdate.c (redirection_data_hash): Use the index of the destination block for the hash value rather than hashing a pointer. 2004-11-20 Joseph S. Myers <joseph@codesourcery.com> * c-typeck.c (build_array_ref): Don't check for index == 0. Make checks for neither argument being an array or pointer (swapping the arguments if necessary), the array argument being a pointer to or array of functions and for -Wchar-subscripts warnings upfront. 2004-11-20 Jeff Law <law@redhat.com> * regrename.c (copyprop_hardreg_forward): Only search for a previously processed block if the current block only has one predecessor. 2004-11-20 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment typos. * config/arm/arm.c: Follow spelling conventions. 2004-11-20 Richard Earnshaw <rearnsha@arm.com> * arm.c (arm_override_options): Use arm_ld_sched rather than testing a bit in tune_flags. (const_double_needs_minipool): Likewise. Split most of the code out into ... (arm_const_double_inline_cost): ... new function here. * arm-protos.h (arm_const_double_inline_cost): Add prototype. * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double- word constants of length 2, 3 and 4 insns respectively. (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint. * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc] constraints. Set insn lenghts accordingly. 2004-11-19 Jeff Law <law@redhat.com> * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with a hash table. Extensive modifications throughout to support that change. (struct el): New. (struct local_info): New. (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE fields. (redirection_data): Now a hashtable. (redirection_data_hash, redirection_data_eq): New. (lookup_redirection_data, create_duplicates): New. (create_edge_and_update_destionation_phis): New. (fixup_template_block, redirect_edges): New. (thread_block): Use hash table traversals instead of loops over varray entries or incoming edge vectors. 2004-11-19 Kazu Hirata <kazu@cs.umass.edu> * basic-block.h (edge_def): Add dest_idx. * cfg.c (unchecked_make_edge): Initialize dest_idx. (remove_edge): Simplify the disconnection of an edge from its destination. (redirect_edge_succ): Likewise. * cfghooks.c (verify_flow_info): Check the consistency of dest_idx for each edge. 2004-11-19 Aldy Hernandez <aldyh@redhat.com> * simplify-rtx.c (simplify_ternary_operation): Use gen_int_mode. 2004-11-19 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (reinstall_phi_args): New. (tree_split_edge): Use it after redirecting an edge. Don't modify PHI_ARG_EDGE. 2004-11-19 Andreas Tobler <a.tobler@schweiz.ch> * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only if checking is enabled. 2004-11-19 Joseph S. Myers <joseph@codesourcery.com> * c-decl.c (push_scope): Remove "\n" from end of diagnostic for too many nested scopes. 2004-11-19 Dorit Naishlos <dorit@il.ibm.com> PR tree-opt/18181 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme changed to suppoer uses-after-loop and to void creating flow paths that shouldn't exist. (slpeel_update_phi_nodes_for_guard): Takes additional two arguments. Modified to fit the new peeling scheme. Avoid quadratic behavior. (slpeel_add_loop_guard): Takes additional argument. (slpeel_verify_cfg_after_peeling): New function. (vect_update_ivs_after_vectorizer): Takes additional argument. Updated documentation. Use 'exit-bb' instead of creating 'new-bb'. (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit the new peeling scheme. (copy_phi_nodes): Function removed. Its functionality moved to update_phis_for_duplicate_loop. (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes moved here. Added documentation. Modified to fit the new peeling scheme. (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not needed - done in slpeel_tree_peel_loop_to_edge. (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted. (vect_do_peeling_for_loop_bound): Add documentation. Call slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer with additional argument. (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling. (vect_finish_stmt_generation): Avoid 80 column oveflow. 2004-11-19 Dorit Naishlos <dorit@il.ibm.com> * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two arguments removed. (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes without last two arguments. Update single_exit of loops. (vect_update_niters_after_peeling): Removed. Its functionality was moved to vect_do_peeling_for_alignment. (vect_do_peeling_for_loop_bound): New name for function previously called vect_transform_for_unknown_loop_bound. (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes instead of code that duplicates the same functionality. (vect_do_peeling_for_alignment): Functionality of vect_update_niters_after_peeling moved here. (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound - previously named vect_transform_for_unknown_loop_bound - for both known and unknown loop bound cases. 2004-11-19 Dorit Naishlos <dorit@il.ibm.com> * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function previously called verify_loop_for_duplication. All conditions compacted into one compound condition. Removed debug dumps. (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the functionality moved to vect_can_advance_ivs_p, and some to vect_analyze_loop_form. (vect_can_advance_ivs_p): New function. Contains functionality that was taken out of vect_analyze_loop_with_symbolic_num_of_iters. (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p. (vect_analyze_operations): Call vect_can_advance_ivs_p and slpeel_can_duplicate_loop_p. (vect_get_loop_niters): Added documentation. (vect_analyze_loop_form): Check the loop entry always - not only in case of unknown loop bound. Create preheader and exit bb if necessary. Apply a check that used to take place in vect_analyze_loop_with_symbolic_num_of_iters. (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING. Remove redundant call to rewrite_into_loop_closed_ssa. (vect_compute_data_refs_alignment): Removed obsolete comment. 2004-11-19 Dorit Naishlos <dorit@il.ibm.com> * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for function previously called tree_duplicate_loop_to_edge. (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function previously called tree_duplicate_loop_to_edge_cfg. (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to function name. (slpeel_update_phi_nodes_for_guard): Likewise. (slpeel_make_loop_iterate_ntimes): Likewise. (slpeel_add_loop_guard): Likewise. (allocate_new_names, free_new_names): Function declaration moved to top of file. (rename_use_op, rename_def_op): Likewise. (rename_variables_in_bb, rename_variables_in_loop): Likewise. (vect_generate_tmps_on_preheader): Function declaration moved. (vect_transform_for_unknown_loop_bound): Added missing function declaration. 2004-11-19 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/18507 * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree). Define a VEC(tree_on_heap) for head. (register_new_def): Change second argument to be a VEC(tree_on_heap). * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap). (tree_ssa_dominator_optimize): Initialize block_defs_stack with the VEC(tree_on_heap) function. Also free it before returning. (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE for block_defs_stack. (restore_currdefs_to_original_value): Use VEC_length instead of VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP. (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE for block_defs_stack. * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap). (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE for block_defs_stack. (ssa_register_new_def): Likewise. (ssa_rewrite_initialize_block): Likewise. (rewrite_finalize_block): Use VEC_length instead of VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP. (ssa_rewrite_finalize_block): Likewise. (register_new_def): Change second argument to be a VEC(tree_on_heap). Use VEC_safe_push instead of VARRAY_PUSH_TREE. (rewrite_blocks): Initialize block_defs_stack with the VEC(tree_on_heap) function. Also free it before returning. (rewrite_ssa_into_ssa): Likewise. 2004-11-19 Fariborz Jahanian <fjahanian@apple.com> * config/darwin.c (machopic_data_defined_p): return 1 for MACHOPIC_DEFINED_FUNCTION. 2004-11-19 Jeff Law <law@redhat.com> * tree-ssa.c (verify_ssa): Remove redundant checking of PHI arguments. 2004-11-19 Paul Brook <paul@codesourcery.com> PR target/17735 * varasm.c (default_assemble_integer): Allow pointer-sized values. Expand comment. 2004-11-19 Nick Clifton <nickc@redhat.com> * config/stormy16/stormy16.c (combine_bnp): Add code to handle zero_extension and lshiftrt insns. Replace uses of XEXP(...) with either SET_DEST() or SET_SRC() where appropriate. * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns to handle bp and bn insn patterns with a zero_extend rtx inside them. 2004-11-19 Ian Lance Taylor <ian@wasabisystems.com> * config/arm/arm.md (generic_sched): Make const. 2004-11-19 Kazu Hirata <kazu@cs.umass.edu> * emit-rtl.c (classify_insn): Make it static. * rtl.h: Remove the corresponding prototype. * integrate.c (has_func_hard_reg_initial_val, get_func_hard_reg_initial_val): Make them static. * integrate.h: Remove the corresponding prototypes. 2004-11-19 Ben Elliston <bje@au.ibm.com> * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0. (dw2_asm_output_delta_sleb128): Likewise. * dwarf2asm.c (dw2_asm_output_pcrel): Likewise. (dw2_asm_output_delta_sleb128): Likewise. 2004-11-19 Adam Nemet <anemet@lnxw.com> * tree-ssa-alias.c: Fix comment. 2004-11-19 Kazu Hirata <kazu@cs.umass.edu> * tree-outof-ssa.c: Fix a comment typo. 2004-11-19 Ben Elliston <bje@au.ibm.com> * predict.h (predict_insn): Remove extern declaration. * predict.c (predict_insn): Make static. 2004-11-19 Alan Modra <amodra@bigpond.net.au> * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs. 2004-11-18 Nicolas Pitre <nico@cam.org> * config/arm/arm.c (const_double_needs_minipool): New function to determine if a CONST_DOUBLE should be pushed to the minipool. (note_invalid_constants): Use it. 2004-11-18 Paul Brook <paul@codesourcery.com> * config/arm/arm.c (target_float_switch): New variable.. (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and target_float_switch. * config/arm/arm.h (target_float_switch): Declare. (ARM_FLAG_SOFT_FLOAT): Remove. (TARGET_SWITCHES): Remove hard-float and soft-float. (TARGET_OPTIONS): Add hard-float and soft-float. (TARGET_DEFAULT_FLOAT_ABI): Define. * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT. * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT. * config/arm/netbsd-elf.h: Ditto. * config/arm/netbsd.h: Ditto. * config/arm/pe.h: Ditto. * config/arm/unknown-elf.h: Ditto. * config/arm/wince-pe.h: Ditto. * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define. * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define. * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define. 2004-11-18 Nathan Sidwell <nathan@codesourcery.com> * config/rs6000/altivec.md (VI, VF, V): New mode macros. (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi, altivec_lvx_4sf): Rename and replace with ... (altivec_lvx_<mode>): ... mode macro version. (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi, altivec_stvx_4sf): Rename and replace with ... (altivec_stvx_<mode>): ... mode macro version. (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ... (mov<mode>): ... mode macro version. (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1, *movv4sf_internal1): Replace with ... (*mov<mode>_internal): ... mode macro version. (get_vrsave_internal, *set_vrsave_internal, *save_world, *restore_world): Unquote output statements. * config/rs6000/rs6000.c (altivec_expand_ld_builtin, altivec_expand_st_builtin): Adjust insn names. 2004-11-18 Aldy Hernandez <aldyh@redhat.com> * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert previous change. (rs6000_override_options): Likewise. (spe_build_register_parallel): Handle complex doubles on e500v2. (rs6000_spe_function_arg): Likewise. (function_arg): Likewise. (rs6000_function_value): Likewise. (rs6000_libcall_value): Likewise. 2004-11-18 Andrew Pinski <pinskia@physics.uc.edu> * ifcvt.c (find_if_block): Move the check for the number of edges above the loops checking for complex edges. Remove the counting of edges as we use EDGE_COUNT now. 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn> * config/m32r/linux.h (TARGET_ASM_FILE_END): Set TARGET_ASM_FILE_END to file_end_indicate_exec_stack. 2004-11-18 Andreas Schwab <schwab@suse.de> * config/i386/i386.md (define_peephole2): Revert last change. 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn> * config/m32r/linux.h (TARGET_ASM_FILE_END): Set TARGET_ASM_FILE_END to file_end_indicate_exec_stack. 2004-11-18 Diego Novillo <dnovillo@redhat.com> * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead of FOR_EACH_BB. 2004-11-18 Jon Grimm <jgrimm2@us.ibm.com> * Makefile.in (macro_list): Depend on s-macro_list. (s-macro_list): New target. 2004-11-18 Nathan Sidwell <nathan@codesourcery.com> PR target/17107 * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ... (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here. (fold_range_test): Adjust. (fold_truthop): Use it. * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ... (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here. 2004-11-18 Uros Bizjak <uros@kss-loka.si> * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to insn split constraint. (define_peephole2): Remove unneeded "&& 1" from peephole2 constraints. 2004-11-18 Ben Elliston <bje@au.ibm.com> * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item element for bsi_prev; use @findex instead. 2004-11-18 Ben Elliston <bje@au.ibm.com> * opts.h (add_input_filename): Remove extern declaration. * opts.c (add_input_filename): Make static. 2004-11-17 Mark Mitchell <mark@codesourcery.com> * config/i386/i386.c (i386_solaris_elf_named_section): Mark with ATTRIBUTE_UNUSED. 2004-11-17 Zack Weinberg <zack@codesourcery.com> * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN. * system.h: Poison it. * doc/tm.texi: Delete its documentation. 2004-11-18 Daniel Jacobowitz <dan@codesourcery.com> Mark Mitchell <mark@codesourcery.com> * config/i386/sol2-10.h, config/i386/t-sol2-10: New files. * config/i386/i386.c (i386_solaris_elf_named_section): New function. * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10. * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle 64-bit. (ASM_QUAD): Don't undefine for biarch targets. * config/i386/t-sol2: Introduce multilib support. 2004-11-18 Ben Elliston <bje@au.ibm.com> * cgraphunit.c: Replace "it's" with "its" and fix a typo. 2004-11-18 Ben Elliston <bje@au.ibm.com> * cgraph.h: Replace "it's" with "its" throughout. 2004-11-18 Ben Elliston <bje@au.ibm.com> * doc/rtl.texi (Flags): Grammar fix. 2004-11-17 Kazu Hirata <kazu@cs.umass.edu> * expmed.c (alg_code): Add alg_unknown. (alg_hash_entry): New. (NUM_ALG_HASH_ENTRIES): Likewise. (alg_hash): Likewise. (synth_mult): Cache the result into alg_hash. 2004-11-17 Zack Weinberg <zack@codesourcery.com> * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with config/rs6000/libgcc-ppc64.ver. 2004-11-17 Kazu Hirata <kazu@cs.umass.edu> * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when checking if an unconditional return is followed by a barrier. * jump.c (condjump_p): Remove unreachable code. * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h, tree-chrec.h, tree-flow.h, tree-scalar-evolution.h, tree-ssa-live.h, tree.h: Remove unused prototypes. 2004-11-17 Jeff Law <law@redhat.com> * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader. (edge_to_cases_elt): Renamed from edge_to_case_leader. (edge_to_cases_hash): Renamed from edge_to_case_leader_hash. (edge_to_cases_eq): Renamed from edge_to_case_leader_eq. (edge_to_cases_cleanup, recording_case_labels_p): New functions. (get_cases_for_edge): New function. (start_recording_case_labels, end_recording_case_labels): Similarly. (record_switch_edge): Don't muck with the CASE_LABEL. Instead chain equivalent CASE_LABEL_EXPRs together. (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill. (make_switch_expr_edges): Do not record edge/cases here. (cleanup_tree_cfg): Record cases around the call to thread_jumps. (split_critical_edges): Record cases around the edge splitting code. (cleanup_dead_labels): Use CASE_LABEL again. (tree_redirect_edge_and_branch): If we have a mapping from edge to cases, use it to handle redirections. Else do it the slow way. * tree.h (CASE_LEADER_OR_LABEL): Kill. (CASE_LABEL): Revert to just looking at the tree's second operand. * tree.c (get_case_label): Kill. 2004-11-17 Diego Novillo <dnovillo@redhat.com> PR tree-optimization/18307 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and 'orig' are the same node. (collect_points_to_info_r): Do not call merge_pointed_to_info when the PHI argument is identical to the LHS. 2004-11-17 Steven Bosscher <stevenb@suse.de> * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying to insert the exit or entry block. (ssa_prop_init): Use add_control_edge to seed the algorithm. 2004-11-16 Zack Weinberg <zack@codesourcery.com> * mkmap-flat.awk, mkmap-symver.awk: If the last version assigned to a symbol was '%exclude', do not emit it anywhere. If leading_underscore is true, prefix all symbols from the version scripts with a leading underscore before comparing them with nm output or emitting them. Remove support for dot symbols. * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk. (SHLIB_MAPFILES): Use libgcc-std.ver. (SHLIB_MKMAP_OPTS): Enable leading-underscore mode. (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP). * config/sh/t-linux: Use the normal libgcc-std.ver, plus libgcc-excl.ver and libgcc-glibc.ver. * config/sh/libgcc-excl.ver: New file. * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete. 2004-11-16 Daniel Berlin <dberlin@dberlin.org> * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap the test when the edge has the opposite meaning, not when the first argument is invariant. 2004-11-16 Aldy Hernandez <aldyh@redhat.com> * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2 doubles. (rs6000_complex_function_value): Handle e500 v2 variant. 2004-11-16 Daniel Berlin <dberlin@dberlin.org> Fix PR tree-optimization/18519 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg. * tree-pass.h: Add TODO_cleanup_cfg. * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg. (ccp_finalize): Remove call to cleanup_cfg. * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func. (pass_cd_dce): Ditto. (perform_tree_ssa_dce): Remove call to cleanup_cfg, dump_function_to_file. * tree-ssa-loop-ch.c (copy_loop_headers): Remove call to cleanup_cfg. (pass_ch): Add TODO_cleanup_cfg. * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to cleanup_cfg. (pass_loop_done): Add TODO_cleanup_cfg. * tree-ssa-phiopt.c (pass_phiopt): Ditto. (tree_ssa_phiopt): Remove call to cleanup_cfg. 2004-11-16 Devang Patel <dpatel@apple.com> * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use. 2004-11-16 Kazu Hirata <kazu@cs.umass.edu> * expmed.c, ra-colorize.c: Fix comment typos. * doc/tm.texi: Fix typos. 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com> Mark Mitchell <mark@codesourcery.com> PR target/6123 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if PIC. 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com> * regmove.c (regmove_optimize): Use lowpart_subreg instead of gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG. 2004-11-16 Devang Patel <dpatel@apple.com> * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check. 2004-11-16 Eric Christopher <echristo@redhat.com> * config/mips/mips.c: Use rtl _P predicates. * config/mips/mips.h: Ditto. * config/mips/mips.md: Ditto. 2004-11-16 Fariborz Jahanian <fjahanian@apple.com> * config/rs6000/altivec.md (altivec_vandc): Canonicalize the pattern. 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com> * config/s390/s390.c (s390_cc_modes_compatible): New function. (TARGET_CC_MODES_COMPATIBLE): Target macro defined. 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org> PR target/18447 * config/sh/sh.c (prepare_move_operands): Emit blockage insns before and after the insns for getting GOT address in non-PIC TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling is enabled. 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com> * cse.c (struct change_cc_mode_args): New structure. (cse_change_cc_mode_insn): New function. (cse_change_cc_mode): Use validate_change to perfom changes. (cse_change_cc_mode_insns, cse_condition_code_reg): Call cse_change_cc_mode_insn. 2004-11-16 Steven Bosscher <stevenb@suse.de> * stack.h: Remove. 2004-11-16 Steven Bosscher <stevenb@suse.de> * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8. 2004-11-15 Dale Johannesen <dalej@apple.com> * tree-flow.h (add_referenced_temp_var): Remove name from prototype. 2004-11-15 Dale Johannesen <dalej@apple.com> * profile.c (compute_branch_probabilities): Prevent crash with EH in RTL-based profiling. 2004-11-16 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (verify_expr): Replace TREE_OPERAND with COND_EXPR_COND. * tree-if-conv.c (tree_if_convert_cond_expr): Likewise. * tree-ssa-dom.c (thread_across_edge): Likewise. * tree-vectorizer.c (vect_transform_loop_bound): Replace TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or COND_EXPR_ELSE. * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument. (tree_flow_call_edges_add): Update the call to bsi_commit_edge_inserts. * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise. * profile.c (branch_prob): Likewise. * tree-mudflap.c (mf_decl_cache_locals): Likewise. * tree-sra.c (scalarize_function): Likewise. * tree-ssa-loop-im.c (loop_commit_inserts): Likewise. * tree-ssa-pre.c (fini_pre): Likewise. * tree-flow.h: Update the prototype for bsi_commit_edge_inserts. 2004-11-15 Eric Christopher <echristo@redhat.com> * sched-deps.c (set_sched_group_p): Delete. (delete_all_dependencies): New function. (fixup_sched_groups): Use. New function. (sched_analyze_insn): Use. 2004-11-15 Joseph S. Myers <joseph@codesourcery.com> * c-common.c (binary_op_error): Don't allow LROTATE_EXPR, RROTATE_EXPR or unknown code. * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR, LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR or unknown code. 2004-11-15 Joseph S. Myers <joseph@codesourcery.com> PR c/18498 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width after processing the declarator. 2004-11-15 Aldy Hernandez <aldyh@redhat.com> * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with vec_duplicate. (altivec_vspltb): Same. (altivec_vspltw): Same. (altivec_vspltisb): Same. (altivec_vspltish): Same. (altivec_vspltisw): Same. (altivec_vspltisw_v4sf): Same. (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW, UNSPEC_VSPLTISH. Move "End of vector xor's" comment to the right place. 2004-11-15 Steve Ellcey <sje@cup.hp.com> * config/ia64/ia64.md (*movtf_internal): Use destination_operand instead of nonimmediate_operand. 2004-11-15 Mark Mitchell <mark@codesourcery.com> * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand. * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise. * config/sol2.c (solaris_output_init_fini): Update calls to ASM_OUTPUT_CALL. Include "rtl.h". 2004-11-15 Mark Mitchell <mark@codesourcery.com> * config/sol2-c.c (cmn_err_char_table): Add "p". 2004-11-15 Mark Mitchell <mark@codesourcery.com> * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove. * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here. 2004-11-15 Mark Mitchell <mark@codesourcery.com> * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely within the multilib directory. 2004-11-15 Nick Clifton <nickc@redhat.com> * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add builtin assert of cpu=xstormy16. 2004-11-15 Nathan Sidwell <nathan@codesourcery.com> * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized variable. 2004-11-14 Richard Henderson <rth@redhat.com> PR 18480 * calls.c (struct arg_data): Add parallel_value. (precompute_register_parameters): Set it. (load_register_parameters): Use it. (store_one_arg): Also set it here. 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz> PR tree-optimization/18431 * fold-const.c (associate_trees): Do not produce x + 0. (fold_widened_comparison, fold_sign_changed_comparison): New functions. (fold): Use them. * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type): Moved ... * tree.c (upper_bound_in_type, lower_bound_in_type): Here. * tree.h (upper_bound_in_type, lower_bound_in_type): Declare. 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr> * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example. 2004-11-14 Kazu Hirata <kazu@cs.umass.edu> * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c, value-prof.c: Fix comment typos. 2004-11-14 Stan Shebs <shebs@apple.com> Basic ABI changes for passing structs by value in 64-bit Darwin. * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag. (rs6000_override_options): Set it for 64-bit Darwin. (rs6000_parse_abi_options): Add testing options to change it. (rs6000_return_in_memory): Test whether the type is one that can be passed in registers. (darwin64_function_arg_advance): New. (function_arg_advance): Call it, plus add recursion depth argument and test when counting off arguments. (rs6000_darwin64_function_arg): New. (function_arg): Call it. (setup_incoming_varargs): Add argument to function_arg_advance. (rs6000_darwin64_function_value): New. (rs6000_function_value): Call it. * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg. * config/rs6000/rs6000-protos.h: Update decl of function_arg_advance. 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu> PR c/17279 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we support TImode before adding __int128_t and __uint128_t types. 2004-11-14 Dorit Naishlos <dorit@il.ibm.com> PR tree-opt/18400 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations. (vect_transform_loop_bound): Set loop->nb_iterations. 2004-11-14 Dorit Naishlos <dorit@il.ibm.com> Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/18425 * tree-vectorize.c (vect_build_loop_niters): Do not insert NULL into the instruction stream. Initialize new_bb to NULL. (vect_update_ivs_after_vectorizer): Likewise. (vect_gen_niters_for_prolog_loop): Likewise. 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz> PR tree-optimization/18431 * tree-flow.h (stmt_references_memory_p): Declare. * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p. * tree-ssa.c (stmt_references_memory_p): New function. 2004-11-14 Andreas Schwab <schwab@suse.de> * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on $(EXPR_H). 2004-11-14 Kazu Hirata <kazu@cs.umass.edu> * c-common.c (walk_stmt_tree): Remove. * c-common.h: Remove the corresponding prototype. * emit-rtl.c (push_to_full_sequence): Remove. * rtl.h: Remove the corresponding prototype. * cselib.c, expr.c: Fix comment typos. 2004-11-13 Richard Henderson <rth@redhat.com> * calls.c (precompute_register_parameters): Force all PARALLELs into pseudo registers. (load_register_parameters): Copy PARALLELs into hard registers. * function.c (assign_parm_setup_block): Copy PARALLELS into pseudo registers. Do emit_group_store in conversion_insns. * expr.c (emit_group_load_1): Rename from emit_group_load, take tmps as an argument. Move final copy loop ... (emit_group_load): ... here. New function. (emit_group_load_into_temps, emit_group_move_into_temps): New. * expr.h: Declare them. 2004-11-14 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where appropriate. 2004-11-13 Dale Johannesen <dalej@apple.com> * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype. (tree_block_label): Ditto. (flush_pending_stmts): Ditto. (insert_edge_copies): Ditto. (expr_invariant_in_loop_p): Ditto. (TDF_USE_OPS): Parenthesize definition. (TDF_USE_VOPS): Ditto. 2004-11-13 David Edelsohn <edelsohn@gnu.org> * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5. * config/rs6000/aix52.h (ASM_CPU_SPEC): Same. (atoll): Declare. * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define. 2004-11-14 Joseph Myers <joseph@codesourcery.com> * config/i386/i386.c (override_options): Move loop to set default tuning to correct place. 2004-11-13 Zak Kipling <zak@transversal.com> PR target/18300 * config/i386/i386.c (classify_argument): Fix infinite loop when passing object with 3 or more base classes by value. 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr> * doc/md.texi (constraints) <% modifier>: Mention that it is useless when the two alternatives are strictly identical. 2004-11-13 Richard Henderson <rth@redhat.com> * expmed.c (extract_split_bit_field): Temporarily disable call to extract_force_align_mem_bit_field. 2004-11-13 Kazu Hirata <kazu@cs.umass.edu> * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment formatting. * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c, lambda-code.c, postreload.c, predict.c, tree-sra.c, tree-ssa-loop-manip.c, tree.c: Fix comment typos. 2004-11-13 Kelley Cook <kcook@gcc.gnu.org> * doc/install.texi (automake): Correctly document that everything now will use automake 1.9.3. 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com> PR target/18347 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle TImode. Sorry for other non-complex larger-than-64-bit modes. * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define. 2004-11-13 Kelley Cook <kcook@gcc.gnu.org> * doc/install.texi (automake): Document that everything now uses 1.9. 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com> * cse.c (cse_insn): Stores in a libcall sequence can invalidate previous loads. 2004-11-13 Kazu Hirata <kazu@cs.umass.edu> * tree.h: Fix comment typos. 2004-11-13 Steven Bosscher <stevenb@suse.de> * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and HARD_REGISTER_NUM_P. * cselib.c (new_cselib_val): Make comment correct and more detailed. * flow.c (mark_set_1): Likewise. * except.c (duplicate_eh_region_1, duplicate_eh_region_2, duplicate_eh_regions): Remove. * except.h (duplicate_eh_regions): Remove prototype. * integrate.c (get_label_from_map, copy_rtx_and_substitute, global_const_equiv_varray): Remove. * integrate.h (get_label_from_map, copy_rtx_and_substitute, global_const_equiv_varray, set_label_in_map): Remove prototypes, extern declaration, and #define. (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove. (struct inline_remap): Remove. * varray.c (struct element): Remove entry for const_equiv_data. * varray.h (struct const_equiv_data): Remove. (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove. (union varray_data_tag) <const_equiv>: Remove. (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV, VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove. * regstack.c (record_label_references): Remove unused function. * rtl.def (VALUE): Update comment. (LABEL_REF): Remove unused operand 2. * rtl.h (struct rtx_def): Update for removed accessor macros. (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN, REG_LOOP_TEST_P): Remove. (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments. * web.c (entry_register): Don't copy REG_LOOP_TEST_P. * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove. 2004-11-13 James A. Morrison <phython@gcc.gnu.org> Eric Botcazou <ebotcazou@libertysurf.fr> PR target/18230 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector patterns. * config/sparc/sparc.md (V64I): New macro for 64-bit modes. (V32I): New macro for 32-bit modes. (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64, iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64, xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter, xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32, one_cmpldi_sp64): Use V64I instead of DI. (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si, xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI. (addv2si3, addv4hi3, addv2hi3): Remove % modifier. (nandv64i_vis, nandv32i_vis): New patterns. 2004-11-12 Mike Stump <mrs@apple.com> * Makefile.in: Add html support. * java/Make-lang.in: Likewise. * fortran/Make-lang.in: Likewise. * treelang/Make-lang.in: Likewise. * doc/install.texi: Likewise. * doc/makefile.texi: Likewise. * doc/sourcebuild.texi: Likewise. 2004-11-13 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-loop-manip.c: Fix a comment typo. 2004-11-12 Mike Stump <mrs@apple.com> * doc/cppinternals.texi (Index): Fix html generation with makeinfo by renaming this node to Concept Index. * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks to more closely match gcc.texi. 2004-11-12 Jeff Law <law@redhat.com> * tree-cfg.c (hashtab.h): Include. (struct edge_to_case_leader_elt): New structure. (edge_to_case_leader): New. (edge_to_case_leader_hash): New hashtable hasing function. (edge_to_case_leader_eq): New hashtable equality function. (record_switch_edge): New function. (get_case_leader_for_edge, get_case_leader_for_edge): New functions. (make_switch_expr_edges): Build the edge-to-case-leader hash table. Tear down the hash table when we're done. (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of CASE_LABEL. (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes. (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update to use new concept of case leaders to reduce overhead of redirecting outgoing edges from switch statements. * tree.c (get_case_label): New function. * tree.h (CASE_LABEL): Define in terms of get_case_label. (CASE_LEADER_OR_LABEL): Define. 2004-11-12 Ziemowit Laski <zlaski@apple.com> * varasm.c (output_addressed_constants): For CONST_DECLs, output the initializer if present. 2004-11-12 Ziemowit Laski <zlaski@apple.com> * config/rs6000/darwin.h: Fix confusing typo in comment. 2004-11-12 Devang Patel <dpatel@apple.com> * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P. 2004-11-12 Devang Patel <dpatel@apple.com> * tree-if-conv.c (clean_predicate_lists): Use loop header and latch directly. 2004-11-12 Richard Henderson <rth@redhat.com> PR 17778 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New. * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove. (TARGET_96_ROUND_53_LONG_DOUBLE): New. * config/i386/i386-modes.def (XF): Use it. 2004-11-11 Geoffrey Keating <geoffk@apple.com> * Makefile.in (macro_list): Use move-if-change to avoid spurious rebuilds. 2004-11-12 Mark Mitchell <mark@codesourcery.com> PR c++/18416 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL when deciding whether to pass a variable to cgraph_varpool_finalize_decl or assemble_variable. * toplev.c (check_global_declarations): Do not clear DECL_RTL. 2004-11-12 Kazu Hirata <kazu@cs.umass.edu> * tree-vectorizer.c: Fix a comment typo. 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com> * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref. 2004-11-12 Diego Novillo <dnovillo@redhat.com> * tree-scalar-evolution.c (analyzable_condition): Remove superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs. 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org> * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY): Remove m505/roe multilib variant. 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr> * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field to load from the stack. 2004-11-12 Richard Henderson <rth@redhat.com> * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI. (exact_log2): Rename from exact_log2_wide, use CTZ_HWI. * toplev.h (FL2T__): Remove. (CLZ_HWI): Rename from FL2T_CLZ__. (CTZ_HWI): New. (floor_log2): Simplify. (exact_log2): New. 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr> * tree-data-ref.c (analyze_subscript_affine_affine): Correctly compute the first overlapping iterations. 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr> PR middle-end/18005 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure that arguments of EXACT_DIV_EXPR are INTEGER_CST. 2004-11-12 Steven Bosscher <stevenb@suse.de> PR tree-optimization/18419 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a pointer set instead of a bitmap. (walk_use_def_chains): Create, pass and clean up that pointer_set. * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited field an sbitmap. (init_alias_info): Allocate and zero it here. (delete_alias_info): Delete it here. (collect_points_to_info_for): Use it. 2004-11-11 Kazu Hirata <kazu@cs.umass.edu> * alias.c (record_alias_subset, addr_side_effect_eval): Make them static. * alias.h: Remove the prototype for record_alias_subset. * expr.h: Remove the commented-out prototype for record_alias_subset. * rtl.h: Remove the prototype for addr_side_effect_eval. * cfglayout.c (choose_inner_scope): Make it static. * rtl.h: Remove the corresponding prototype. * cfgloopmanip.c (update_single_exits_after_duplication, unloop): Make them static. * cfgloop.h: Remove the corresponding prototypes. * c-typeck.c (c_size_in_bytes, record_maybe_used_decl): Make them static. * c-tree.h: Remove the corresponding prototypes. * explow.c (round_push): Make it static. * expr.h: Remove the corresponding prototype. * varasm.c (get_named_section_flags, decl_tls_model): Make them static. * output.h: Remove the prototype for get_named_section_flags. * tree.h: Remove the prototype for decl_tls_model. 2004-11-11 Kazu Hirata <kazu@cs.umass.edu> * function.c (expand_function_end): Remove an "if" statement that always triggers. * stmt.c (expand_null_return_1): Likewise. 2004-11-11 James E. Wilson <wilson@specifixinc.com> * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode. (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED, CLASS_MAX_NREGS): Likewise. 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz> PR tree-optimization/17742 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle MINUS_EXPR correctly. 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr> * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi): Give up as soon as the evolution is known not computable. 2004-11-11 Nathan Sidwell <nathan@codesourcery.com> PR target/16457 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call mask64_1or2_operand. (mask64_1or2_operand): Broken out of mask64_2_operand, add flag to spot rlwinm opportunities. (and64_2_operand): Use mask_1or2_operand. * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible. 2004-11-11 Dorit Naishlos <dorit@il.ibm.com> * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis. (vect_update_ivs_after_vectorizer): Update function documentation. Avoid quadratic behavior and direct write to PHI_ARG_DEF. 2004-11-11 Kazu Hirata <kazu@cs.umass.edu> * config/arm/arm.c: Fix a comment typo. 2004-11-11 Nathan Sidwell <nathan@codesourcery.com> * bitmap.h (nBITMAP_WORD_BITS): Remove. (BITMAP_WORD_BITS): Force unsigned by use of 1u. (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove unnecessary casts. (bitmap_first_set_bit): Return unsigned, use ctzl. (bitmap_last_set_bit): Remove. * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator unsigned. (bitmap_first_set_bit): Return unsigned, require non-empty bitmap, remove special case code for two word elements. (bitmap_last_set_bit): Remove. * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of bitmap_first_set_bit with bitmap_empty_p. * tree-outof-ssa.c (analyze_edges_for_bb): Likewise. * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than bitmap_last_bit_set. 2004-11-11 Nathan Sidwell <nathan@codesourcery.com> PR target/16796 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes. PR target/16458 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an unsigned equality compare when we know the operands are unsigned. 2004-11-10 Peter S. Mazinger <ps.m@gmx.net> * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ only if TARGET_ABICALLS. (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__. (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass -KPIC only if not -mno-abicalls. * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h * config/sparc/linux.h, config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic. * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__. * config/pa/pa/linux.h (CPP_SPEC): Likewise. * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise. * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise. 2004-11-11 Paul Brook <paul@codesourcery.com> * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC register if current_function_uses_pic_offset_table is set. 2004-11-10 David Edelsohn <edelsohn@gnu.org> * config/rs6000/rs6000.md (define_attr "type"): Add two and three. Change multi-instruction sequences to new attribute. * config/rs6000/{40x.md,440.md,603.md,6xx.md, 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md, rios1.md,rios2.md,rs64.md}: Add descriptions for two and three. 2004-11-10 Daniel Berlin <dberlin@dberlin.org> * tree-data-ref.c (build_classic_dist_vector): If either loop is outside of the nest we asked about, the dependence can't matter. (build_classic_dir_vector): Ditto. 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz> * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in right order. (force_var_cost): Determine cost of addition and multiplication more precisely. (get_computation_cost_at): Add cost for computing address elements to the final cost. * fold-const.c (fold): Attempt to use ptr_difference_const whenever one of the arguments of MINUS_EXPR is an address. (split_address_to_core_and_offset): New function. (ptr_difference_const): Handle case when one of the operands is a pointer. * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr. (ptr_difference_cost): Pass addresses instead of objects to ptr_difference_const. 2004-11-10 Nathan Sidwell <nathan@codesourcery.com> * tree.c (tree_check_failed): Emit general error if the list of node types is empty. 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr> * config/sparc/sparc.c (function_arg_union_value): New 'slotno' argument. When the union is passed in the 6th slot, build a PARALLEL with only one element. (function_arg): Adjust call to function_arg_union_value. (function_value): Likewise. 2004-11-10 Fariborz Jahanian <fjahanian@apple.com> PR tree-optimization/17892 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for MINUS_EXPR operator. 2004-11-10 James A. Morrison <phython@gcc.gnu.org> PR target/18230 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute. (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns. 2004-11-10 Steven Bosscher <stevenb@suse.de> * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New. (struct basic_block_def): Remove local_set and cond_local_set fields. Update comment for global_live_at_start. * flow.c (calculate_global_regs_live): Allocate local_sets and cond_local_sets here as arrays of bitmaps previously stored in bb->local_set and bb->cond_local_set. Use xmalloc instead of obstack allocated bitmaps. 2004-11-09 H.J. Lu <hongjiu.lu@intel.com> PR target/18380 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it hidden. * unwind-dw2.c (_Unwind_FindTableEntry): Removed. 2004-11-09 Jeff Law <law@redhat.com> * cfganal.c (flow_dfs_compute_reverse_execute): Accept new argument holding last unvisited block. Start search for unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK. (connect_infinite_loops_to_exit): Supply last unvisited block to flow_dfs_compute_reverse_execute. 2004-10-22 Aldy Hernandez <aldyh@redhat.com> * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500 doubles. (floatunssidf2): Same. (floatsidf2): Same. ("extendsfdf2"): New expander. (*extendsfdf2_fpr): Rename. (*truncdfsf2_fpr): Same. (*negdf2_fpr): Same. (*absdf2_fpr): Same. (*nabsdf2_fpr): Same. (*adddf3_fpr): Same. (*subdf3_fpr): Same. (*muldf3_fpr): Same. (*divdf3_fpr): Same. * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment. ("spe_fix_truncdfsi2"): Same. (spe_floatunssidf2): Same. (spe_floatsidf2): Same. 2004-11-09 Joseph S. Myers <joseph@codesourcery.com> PR c/18322 * c-common.c (fname_decl): Don't use line number of decl in diagnostic. 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390-protos.h (s390_pool_operand): Remove. * config/s390/s390.c (s390_pool_operand): Likewise. (s390_extra_constraint_str): Handle 'B' constraints. * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints. * config/s390/s390.md: Document 'B' constraints. ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of s390_pool_operand to prevent insns with two literal pool references. Make pattern commutative. ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use 'B' constraint instead of s390_pool_operand. 2004-11-09 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (create_bb): Remove unnecessary memset. 2004-11-09 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-threadupdate.c (copy_phis_to_block): Remove. (thread_block): Call flush_pending_stmt instead of copy_phis_to_block. 2004-11-09 Kazu Hirata <kazu@cs.umass.edu> * loop-iv.c (iv_number_of_iterations): Make it static. * cfgloop.h: Remove the corresponding prototype. 2004-11-09 Kazu Hirata <kazu@cs.umass.edu> * function.c (combine_temp_slots, assign_parms, expand_pending_sizes): Make them static. * tree.h: Remove the corresponding prototypes. 2004-11-09 Kazu Hirata <kazu@cs.umass.edu> * emit-rtl.c (copy_most_rtx): Remove. * rtl.h: Remove the corresponding prototype. 2004-11-09 Kazu Hirata <kazu@cs.umass.edu> * cfgloop.c (flow_loops_update): Remove. * cfgloop.h: Remove the corresponding prototype. 2004-11-09 Kazu Hirata <kazu@cs.umass.edu> * conflict.c (mark_reg, conflict_graph_compute): Remove. * basic-block.h: Remove the prototype for conflict_graph_compute. 2004-11-09 Kazu Hirata <kazu@cs.umass.edu> * tree-if-conv.c (add_to_dst_predicate_list): Change the second argument to basic_block. (tree_if_convert_cond_expr): Update call sites. 2004-11-09 Kazu Hirata <kazu@cs.umass.edu> * fold-const.c (pedantic_non_lvalue): Make it static. * tree.h: Remove the corresponding prototype. 2004-11-09 Kazu Hirata <kazu@cs.umass.edu> * optabs.c (prepare_operand): Make it static. * optabs.h: Remove the corresponding prototype. 2004-11-09 Kazu Hirata <kazu@cs.umass.edu> * reload1.c (reloads_conflict, gen_reload): Make them static. * reload.h: Remove the corresponding prototypes. 2004-11-09 Kazu Hirata <kazu@cs.umass.edu> * reload.c (refers_to_mem_for_reload_p, refers_to_regno_for_reload_p): Make them static. * reload.h: Remove the corresponding prototypes. 2004-11-09 James A. Morrison <phython@gcc.gnu.org> Eric Botcazou <ebotcazou@libertysurf.fr> PR target/18230 * doc/md.texi (SPARC constraints): Document 'Y' constraint. * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes. * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function. (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p. (fp_zero_operand): Accept MODE_VECTOR_INT modes. (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes. (sparc_cannot_force_const_mem): Return false for CONST_VECTOR. (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for MODE_VECTOR_INT modes. (sparc_extra_constraint_check): Add new constraint 'Y'. * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS. * config/sparc/sparc.md (V32): New mode macro for 32-bit modes. (V64): New mode macro for 64-bit modes. (movsf): Use V32 for mode instead of SF. (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint alongside 'G' constraint. (movdf): Use V64 for mode instead of DF. (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead of DF. Add 'Y' constraint alongside 'G' constraint. (multi-isn and misaligned mems DFmode splitters): Use V64 for mode instead of DF. 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for integer NEG and ABS. * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute. ("*negdi2_31"): Reimplement using a splitter. ("*negdi2_cc", "*negdi2_cconly"): New insns. ("*negdi2_sign", "*negdi2_sign_cc"): Likewise. ("*negsi2_cc", "*negsi2_cconly"): Likewise. ("*negdf2_cc", "*negdf2_cconly"): Likewise. ("*negsf2_cc", "*negsf2_cconly"): Likewise. ("*absdi2_cc", "*absdi2_cconly"): New insns. ("*absdi2_sign", "*absdi2_sign_cc"): Likewise. ("*abssi2_cc", "*abssi2_cconly"): Likewise. ("*absdf2_cc", "*absdf2_cconly"): Likewise. ("*abssf2_cc", "*abssf2_cconly"): Likewise. ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns. ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise. ("*negabssi2_cc", "*negabssi2_cconly"): Likewise. ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise. ("*negabssf2_cc", "*negabssf2_cconly"): Likewise. 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition when eliminating an UNSPEC_CMPINT. (s390_secondary_input_reload_class): Fix test for CC register reload. (s390_secondary_output_reload_class): Likewise. (s390_expand_cmpmem): Swap operands. Use gen_cmpint. * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove. ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New insn patterns with splitters. 2004-11-09 David Edelsohn <edelsohn@gnu.org> * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU. * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns. 2004-11-09 Kazu Hirata <kazu@cs.umass.edu> * tree-phinodes.c (phi_reverse): New. * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb): Use it. * tree-flow.h: Add a prototype for phi_reverse. 2004-11-09 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-loop-ivopts.c: Fix a comment typo. 2004-11-09 James A. Morrison <phython@gcc.gnu.org> PR pch/14940 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__ definitions. 2004-11-09 Joseph S. Myers <joseph@codesourcery.com> * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument" instead of "arg" in diagnostics. 2004-11-09 Joseph S. Myers <joseph@codesourcery.com> * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h, c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c, gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c, tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c, config/avr/avr.c, config/c4x/c4x.c, config/darwin.c, config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c, config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c, config/iq2000/iq2000.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h, config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c, config/ns32k/ns32k.c, config/rs6000/host-darwin.c, config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c, config/sh/symbian.c, config/stormy16/stormy16.c, config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %< and %> as appropriate. Use %' as apostrophe in diagnostics where applicable. Use %< and %> in place of '' quotes where applicable. Use %qs in place of %<%s%>. Consistently quote __builtin function names. 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com> * gdbinit.in (pbb, pbm): New macros. 2004-11-08 Jeff Law <law@redhat.com> * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than implementing it inline. * cfganal.c (find_edge): Search pred->succs or succ->preds, whichever is shorter. 2004-11-08 Kazu Hirata <kazu@cs.umass.edu> * passes.c (rest_of_handle_jump): Remove dead code. 2004-11-08 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to the last used element in the worklist. 2004-11-08 Kazu Hirata <kazu@cs.umass.edu> * tree-inline.c (remap_save_expr): Make it static. * tree-inline.h: Remove the corresponding prototype. 2004-11-08 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type): Make them static. * tree.h: Remove the corresponding prototypes. 2004-11-08 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them static. * tree-ssa-live.h: Remove the corresponding prototypes. 2004-11-08 Kazu Hirata <kazu@cs.umass.edu> * tree-if-conv.c (tree_if_conversion): Make it static. * tree-flow.h: Remove the corresponding prototype. 2004-11-08 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-operands.c (build_ssa_operands): Make it static. * tree-flow.h: Remove the corresponding prototype. 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/18299 * tree-inline.c (copy_body_r): Change "t = t" to empty statement instead of "t". 2004-11-08 Kazu Hirata <kazu@cs.umass.edu> * modulo-sched.c (create_partial_schedule, free_partial_schedule, reset_partial_schedule, ps_add_node_check_conflicts, rotate_partial_schedule): Make them static. 2004-11-08 Richard Henderson <rth@redhat.com> * expmed.c (extract_force_align_mem_bit_field): Correct handling at the end of a page. 2004-11-08 Kazu Hirata <kazu@cs.umass.edu> * sched-deps.c (add_insn_mem_dependence): Make it static. * sched-int.h: Remove the corresponding prototypes. 2004-11-08 Kazu Hirata <kazu@cs.umass.edu> * flow.c (allocate_bb_life_data): Make it static. * basic-block.h: Remove the corresponding prototype. 2004-11-08 Kazu Hirata <kazu@cs.umass.edu> * calls.c (split_complex_values, split_complex_types): Make them static. * expr.h: Remove the corresponding prototypes. 2004-11-08 Richard Earnshaw <rearnsha@arm.com> * arm.c (arm_handle_notshared_attribute): Wrap declaration and use with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES. 2004-11-08 Kazu Hirata <kazu@cs.umass.edu> * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if" statements that always trigger. 2004-11-08 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c, tree-scalar-evolution.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c, tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where appropriate. 2004-11-08 Ben Elliston <bje@au.ibm.com> * cgraph.h (cgraph_calls_p): Remove. * cgraph.c (cgraph_calls_p): Likewise. * varray.h (varray_copy): Remove. * varray.c (varray_copy): Likewise. 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu> PR target/18269 * config/darwin.c (machopic_indirect_data_reference): Call gen_macho_high and gen_macho_low instead of checking the mode and calling gen_macho_high_di directly. * config/rs6000/rs6000.c (rs6000_emit_move): Likewise. * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns to darwin.md. (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic, load_macho_picbase, macho_low, macho_high): Removed. (builtin_setjmp_receiver): Call gen_macho_high and gen_macho_low instead of checking the mode and calling gen_macho_high_di directly. * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant. (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st): Moved from rs6000.md. (macho_high): New expander. (macho_high_si): Renamed version of macho_high from rs6000.md. (macho_low): New expander. (macho_low_si): Renamed version of macho_low from rs6000.md. (load_macho_picbase): New expander. (load_macho_picbase_si): Renamed version of load_macho_picbase from rs6000.md. (macho_correct_pic): New expander. (macho_correct_pic_si): Renamed version of macho_correct_pic from rs6000.md. 2004-11-07 Joseph S. Myers <joseph@codesourcery.com> * c-decl.c (finish_struct): Use complete sentences for diagnostic for structures or unions with no members or named members. 2004-11-07 Joseph S. Myers <joseph@codesourcery.com> * c-typeck.c (build_unary_op): Replace unreachable diagnostic for taking address of bit-field by assertion. 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390.md (attribute "op_type"): Default to "NN". (attribute "atype"): Default to "agen". (attribute "length"): Default to 6. (define_asm_attibutes): Remove. ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa", "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf", "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"): Do not set type attribute to "cs" where already default. ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm", "*negdi2_31"): Do not set type attribute to "other" where already default. ("movti", "*movdi_64", "*movdi_31", "*movdf_31", "*strlendi", "*strlensi", "*movmem_long_64", "*movmem_long_31", "*clrmem_long_64", "*clrmem_long_31", "*cmpmem_long_64", "*cmpmem_long_31", "*cmpint_si", "*cmpint_di", "addti3", "*adddi3_31z", "*adddi3_31", "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31", "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg", "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm", "*pool_entry", "pool_align", "pool_section_start", "pool_section_end", "main_pool", "reload_base_31", "pool"): Do not set op_type attribute to "NN" where already default. ("*extractqi", "*extracthi", "*zero_extendhisi2_31", "*zero_extendqisi2_31", "*zero_extendqihi2_31", "fix_truncdfsi2_ibm", "floatsidf2_ibm"): Do not set atype attribute to "agen" where already default. ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type. 2004-11-06 Richard Sandiford <rsandifo@redhat.com> * config/mips/t-iris6 (tp-bit.c): Fix target filename. 2004-11-06 Richard Sandiford <rsandifo@redhat.com> PR target/16830 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the R3000 and R4000 macros on IRIX. 2004-11-06 Andreas Schwab <schwab@suse.de> PR target/16286 * config/rs6000/altivec.h: Replace bool by __bool and pixel by __pixel. 2004-11-06 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-copyrename.c (rename_ssa_copies): Make it static. 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition matches no insns already matched by other reservations. * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition matches no insns already matched by other reservations. ("x_ss"): Remove, replace by ... ("x_cs"): ... this new reservation. Check type instead of op_type. Update bypasses to use x_cs instead of x_ss. ("x_nn"): Remove, replace by ... ("x_other"): ... this new reservation. Check type instead of op_type. Add x_other and x_branch to bypasses. ("x_vs"): New reservation. * config/s390/s390.md (attribute "type"): Default according to op_type. ("*execute"): Set type to "cs". 2004-11-06 Kazu Hirata <kazu@cs.umass.edu> * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR if we are in GIMPLE. 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com> PR rtl-optimization/17933 * rtlanal.c (dead_or_set_regno_p): Break out common code to... (covers_regno_p): New function. Handle SETs of PARALLEL, and defer the rest to... (covers_regno_no_parallel_p): New function. 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr> * config/sparc/sparc.c (function_arg_record_value_1): Skip fields with zero length. (function_arg_record_value_2): Likewise. (function_arg_record_value_3): Use smallest_mode_for_size instead of mode_for_size. (function_arg_union_value): Return naked register for unions with zero length. 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr> * config/sparc/sparc.c (scan_record_type): Handle vector types. (function_arg_slotno): Handle vector types specially. (function_arg_record_value_1): Split fields with vector type and BLKmode into their subparts. (function_arg_record_value_2): Likewise. Be prepared to handle more than 2 registers per field. (function_arg_union_value): Increment regno inside the loop. (function_arg_vector_value): New function. (function_arg): Use it to split fields with vector type and BLKmode into their subparts and build a PARALLEL. Treat other vector types like floats. (function_value): Likewise. (sparc_pass_by_reference): Handle vector types. (sparc_return_in_memory): Likewise. 2004-11-06 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if" statement that never triggers. 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/2064.md ("z_o2", "z_o3"): Remove. * config/s390/2084.md ("x_o2", "x_o3"): Remove. ("x_fdivd"): Use also for fsqrtd type. ("x_fdivs"): Use also for fsqrts type. * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types. ("fix_truncdfsi2_ieee"): Set type to "ftoi". ("fix_truncdfsi2_ibm"): Set type to "other". ("floatdidf2", "floatdisf2"): Do not clobber CC. ("floatsidf2", "floatsidf2_ieee"): Likewise. ("floatsisf2", "floatsisf2_ieee"): Likewise. ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand". ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER instead of LRER. ("extendsfdf2_ibm"): Do not set atype. Set type to "floads". ("sqrtdf2"): Set type to "fsqrtd". ("sqrtsf2"): Set type to "fsqrts". 2004-11-06 Kazu Hirata <kazu@cs.umass.edu> * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a pointer to the last PHI node in the new PHI chain. 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.c (prepare_move_operands): Emit a use of r12 for non-PIC TLS_MODEL_INITIAL_EXEC case. 2004-11-06 Kazu Hirata <kazu@cs.umass.edu> * expmed.c: Fix a comment typo. 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com> PR target/18106 * config/i386/cygming.h [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined. 2004-11-06 Kazu Hirata <kazu@cs.umass.edu> * config/sh/sh4a.md: Fix copyright. 2004-11-06 Kazu Hirata <kazu@cs.umass.edu> * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC with GCC. 2004-11-05 David Edelsohn <edelsohn@gnu.org> * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf when carry not used. Suggested by Torbjorn Granlund. * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg operand[1] unnecessarily. Suggested by Eric Christopher. (rs6000_adjust_cost): Increase latency of store to wider load. (rs6000_rtx_costs): mulli only allows 16-bit constants. 2004-11-05 Stan Shebs <shebs@apple.com> * config/rs6000/rs6000.c (machopic_output_stub): Output ldu instead of lwzu for 64-bit stubs. 2004-11-05 Richard Henderson <rth@redhat.com> * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case size 2 with BWX. (alpha_expand_unaligned_store): Likewise. 2004-11-05 Richard Henderson <rth@redhat.com> * expmed.c (extract_force_align_mem_bit_field): New. (extract_split_bit_field): Call it. 2004-11-05 Richard Henderson <rth@redhat.com> * ia64.md (UNSPEC_SHRP): New. (dshift_count_operand): New. (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New. * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP. 2004-11-05 Joseph S. Myers <joseph@codesourcery.com> * c-typeck.c (output_init_element): Return early if value is error_mark_node. 2004-11-05 James E Wilson <wilson@specifixinc.com> * invoke.texi (-fno-guess-branch-probability): Rewrite. * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change 1 to UNSPEC_GR_SPILL. 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com> * config/s390/s390.c (s390_fixed_condition_code_regs): New function. (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined. 2004-11-05 Nathan Sidwell <nathan@codesourcery.com> * bitmap.h (enum bitmap_bits): Remove. (bitmap_operation): Remove. (bitmap_and, bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor, bitmap_xor_into): Prototype. * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New. (bitmap_operation): Remove. (bitmap_and, bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor, bitmap_xor_into): New. (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust. PR tree-optimization/18307 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST and ORIG being the same node. 2004-11-04 Geoffrey Keating <geoffk@apple.com> * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory. (install-mkheaders): Install the version built for the host, not for the build machine. * configure.ac: Always run fixincludes. (all_outputs): Remove mkheaders. * configure: Regenerate. * fixinc.in: Move to fixincludes/. * mkfixinc.sh: Likewise. * mkheaders.in: Likewise. * README-fixinc: Likewise. 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com> PR target/18263 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the equivalent on the A4. 2004-11-05 Joseph S. Myers <joseph@codesourcery.com> * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi, doc/extend.texi, doc/fragments.texi, doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi, doc/implement-c.texi, doc/install.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/passes.texi, doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi, doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi, doc/trouble.texi: Correct end-of-sentence markup and markup of "etc.", "e.g." and "i.e.". Use @code in various places where appropriate. 2004-11-05 Joseph S. Myers <joseph@codesourcery.com> * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi, doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing whitespace. 2004-11-04 Mark Mitchell <mark@codesourcery.com> * config/arm/arm.c (arm_handle_notshared_attribute): New function. * doc/extend.texi: Document "notshared" attribute. 2004-11-04 Kazu Hirata <kazu@cs.umass.edu> * tree-phinodes.c (make_phi_node): Make it static. * tree.h: Remove the prototypes for make_phi_node. 2004-11-04 Kazu Hirata <kazu@cs.umass.edu> * stmt.c (expand_asm, expand_asm_operands): Make them static. * tree.h: Remove the prototypes for expand_asm and expand_asm_operands. 2004-11-04 Kazu Hirata <kazu@cs.umass.edu> * passes.c (rest_of_compilation): Make it static. * toplev.h: Remove the prototype for rest_of_compilation. 2004-11-04 Kazu Hirata <kazu@cs.umass.edu> * jump.c (cleanup_barriers): Use delete_insn instead of delete_barrier. (delete_barrier): Remove. * rtl.h: Remove the corresponding prototype. 2004-11-04 Kazu Hirata <kazu@cs.umass.edu> * expr.c (mostly_zero_p): Make it static. * tree.h: Remove the prototype for mostly_zeros_p. 2004-11-04 Kazu Hirata <kazu@cs.umass.edu> * cfgrtl.c (force_nonfallthru_and_redirect): Make it static. 2004-11-04 Kazu Hirata <kazu@cs.umass.edu> * builtins.c (expand_builtin_return_addr, expand_builtin_longjmp, expand_builtin_trap): Make them static. * expr.h: Remove the prototypes for expand_builtin_longjmp and expand_builtin_trap. * tree.h: Remove the prototype for expand_builtin_return_addr. 2004-11-04 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (find_taken_edge): Reject VAL begin NULL. * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge with VAL being NULL. 2004-11-04 Kazu Hirata <kazu@cs.umass.edu> * cfghooks.c (delete_basic_block): Remove code to truncate edge vectors. 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu> * flow.c (init_propagate_block_info): Change the type of i to unsigned. 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com> PR tree-optimization/18184 * c-typeck.c (comptypes): Do not treat pointers of different modes or alias-all flags as equivalent. * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise. 2004-11-04 Joseph S. Myers <joseph@codesourcery.com> * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't reference specific C parser files in examples. 2004-11-04 Richard Sandiford <rsandifo@redhat.com> PR target/15342 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs as OP_INOUT if the instruction is predicated. 2004-11-04 Kazu Hirata <kazu@cs.umass.edu> * bitmap.h: Fix a comment typo. Follow spelling conventions. * tree-vectorizer.c: Fix a comment typo. 2004-11-04 Kazu Hirata <kazu@cs.umass.edu> * sdbout.c (SDB_GENERATE_FAKE): Remove. (gen_fake_label): Don't use SDB_GENERATE_FAKE. * system.h: Poison SDB_GENERATE_FAKE. * doc/tm.texi (SDB_GENERATE_FAKE): Remove. 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL. 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr> PR other/18277 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert 2004-10-29 patch 2004-11-04 Nathan Sidwell <nathan@codesourcery.com> * predict.c (propagate_freq): Make bitno unsigned. Move npredecessors update out of loop. * bitmap.h (bitmap_iterator): Remove word_bit and bit fields. Rename others. (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1, bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init, bmp_iter_and_next): Remove. (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init, bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl): New. (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust. * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove. * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior, bitmap_and_into, bitmap_ior_into as appropriate. * except.c (remove_eh_handler): Likewise. * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise. * tree-dfa.c (mark_new_vars_to_rename): Likewise. * tree-ssa-alias.c (merge_pointed_to_info): Likewise. * tree-ssa-live.h (live_merge_and_clear): Likewise. * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for): Likewise. * bitmap.c (bitmap_print): Make bitno unsigned. * bt-load.c (clear_btr_from_live_range, btr_def_live_range): Likewise. * caller-save.c (save_call_clobbered_regs): Likewise. * cfganal.c (compute_dominance_frontiers_1): Likewise. * cfgcleanup.c (thread_jump): Likewise. * cfgrtl.c (safe_insert_insn_on_edge): Likewise. * conflict.c (conflict_graph_compute): Likewise. * ddg.c (add_deps_for_use): Likewise. * df.c (df_refs_update): Likewise. * except.c (remove_eh_handler): Likewise. * flow.c (verify_local_live_at_start, update_life_info, initialize_uninitialized_subregs, propagate_one_insn, free_propagate_block_info, propagate_block, find_use_as_address, reg_set_to_hard_reg_set): Likewise. * gcse.c (clear_modify_mem_tables): Likewise. * global.c (global_conflicts, build_insn_chain): Likewise. * ifcvt.c (dead_or_predicable): Likewise. * local-alloc.c (update_equiv_regs): Likewise. * loop.c (load_mems): Likewise. * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Likewise. * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill): Likewise. * reload1.c (order_regs_for_reload, finish_spills): Likewise. * sched-deps.c (sched_analyze_insn, free_deps): Likewise. * sched-rgn.c (propagate_deps * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise. * tree-dfa.c (dump_dfa_stats tree-into-ssa.c (compute_global_livein, insert_phi_nodes, insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags): Likewise. * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars, free_temp_expr_table, find_replaceable_exprs): Likewise. * tree-sra.c (scan_function, scalarize_parms): Likewise. * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape, compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise. * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise. * tree-ssa-live.c (new_tree_live_info, live_worklist, calculate_live_on_entry, calculate_live_on_exit, compare_pairs, sort_coalesce_list, build_tree_conflict_graph, dump_live_info tree-ssa-loop-manip.c (add_exit_phis_var): Likewise. tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops, add_call_read_ops): Likewise. * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise. * tree-ssa-live.h (num_var_partitions): Return unsigned. 2004-11-03 Dorit Naishlos <dorit@il.ibm.com> PR tree-optimization/18009 * tree-vectorizer.h (enum dr_alignment_support): New type. (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed. (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a single data_reference (instead of a varray of references). * tree-vectorizer.c (new_loop_vec_info): Likewise. (vect_gen_niters_for_prolog_loop): Likewise. (vect_update_inits_of_drs): Likewise. (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to vect_enhance_data_refs_alignment. (vect_do_peeling_for_alignment): Likewise. (vect_enhance_data_refs_alignment): Decide if and by how much to peel; this functionality used to be in vect_analyze_data_refs_alignment. Also update DR_MISALIGNMENT due to peeling; this functionality used to be in vect_update_inits_of_drs and vect_do_peeling_for_alignment). (vect_analyze_data_refs_alignment): Decision on whether and by how much to peel moved to vect_enhance_data_refs_alignment. Call vect_supportable_dr_alignment. (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE. (vect_compute_data_refs_alignment): Return bool. Consider return value of vect_compute_data_ref_alignment and return true/false accordingly. (vect_enhance_data_refs_alignment): Consider return value of vect_compute_data_refs_alignment and return true/false accordingly. (vect_supportable_dr_alignment): New function. (vectorizable_store): Call vect_supportable_dr_alignment. (vectorizable_load): Call vect_supportable_dr_alignment. Alignment support checks moved from here to vect_supportable_dr_alignment. (vect_transform_loop): Avoid 80 columns overflow. 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu> * timevar.c (timevar_enable): Change from static. (timevar_push): Rename to ... (timevar_push_1): this and remove the enabled check. (timevar_pop): Rename to ... (timevar_pop_1): this and remove the enabled check. * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops. (timevar_pop): New macro. (timevar_push): New macro. (timevar_enable): Declare. 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu> * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared libgcc for shared libraries. 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390-protos.h (s390_split_access_reg): Add prototype. * config/s390/s390.c (s390_split_access_reg): New function. (regclass_map): Add access registers. (get_thread_pointer): Use access register instead of UNSPEC_TP. * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38. (ACCESS_REGNO_P, ACCESS_REG_P): New macros. (TP_REGNUM): New define. (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS, REG_ALLOC_ORDER): Add access registers. (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Support access registers. (enum reg_class): Add ACCESS_REGS. (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise. (REG_CLASS_FROM_LETTER): Add 't' constraint. (REGISTER_NAMES): Add access registers. * config/s390/s390.md (UNSPEC_TP): Remove. ("*movdi_64"): Add access register alternatives. Provide splitters to split DImode access register <-> GPR moves into SImode moves. ("*movsi_zarch", "*movsi_esa"): Add access register alternatives. ("movstrictsi"): Likewise. ("get_tp_64", "get_tp_31"): Reimplement using access registers. ("set_tp_64", "set_tp_31"): Likewise. ("*set_tp"): New insn. 2004-11-03 Kazu Hirata <kazu@cs.umass.edu> * tree-phinodes.c (resize_phi_node): Copy only a portion of the PHI node currently in use. 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/18231 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static also. 2004-11-03 Andrew MacLeod <amacleod@redhat.com> PR tree-optimization/18270 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming abnormal edges, commit all pending stmts on incoming edges. 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com> * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not cause extra costs. Generate canonical RTL. 2004-11-02 Daniel Berlin <dberlin@dberlin.org> * lambda-code.c (lambda_compute_auxillary_space): Update comments. (lambda_compute_target_space). Ditto. * lambda.h (lambda_trans_matrix): Ditto. (lambda_linear_expression): Ditto. (lambda_body_vector): Ditto. (lambda_loopnest): Ditto. * tree-loop-linear.c (gather_interchange_stats): Combine tests, update comments, and remove pointless addition of 0. (linear_transform_loops): Update comments. 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr> * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of CEIL_MOD_EXPR. 2004-11-03 Jeff Law <law@redhat.com> * predict.c (struct block_info_def): Kill "tovisit" field. (propagate_freq): Accept new "tovisit" parameter. Change read/write access methods for "tovisit" to check the "tovisit" bitmap instead of a bit in block_info_def. (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass it to propagate_freq. * stmt.c (expand_case): Speed up code to detect duplicate case label targets and count unique case label targets. 2004-11-03 Kazu Hirata <kazu@cs.umass.edu> * cppdefault.c, cppdefault.h, timevar.h: Update copyright. 2004-11-03 Kazu Hirata <kazu@cs.umass.edu> * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting. 2004-11-03 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (find_taken_edge): Abort if we are given a statement that is neither COND_EXPR nor SWITCH_EXPR. 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz> * fold-const.c (fold): Reassociate also (x - mult) + mult and (mult - x) + mult. Cast operands of expression after applying distributive law to the correct types. Apply distributive law to a * c - b * c for all non-float types. 2004-11-02 Geoffrey Keating <geoffk@apple.com> * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just because we don't want to run them now; instead, set them to stmp-install-fixproto or stmp-install-fixinc. * Makefile.in (stmp-install-fixproto): New. (stmp-install-fixinc): New. * configure: Regenerate. 2004-11-02 Nathan Sidwell <nathan@codesourcery.com> * flow.c (init_propagate_block_info): Use bitmap_empty_p on result of bitmap_xor. 2004-11-02 Ziemowit Laski <zlaski@apple.com> * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove. (c_types_compatible_p): Move function definition... * c-objc-common.c (c_types_compatible_p): ...here. * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from c-lang.c. 2004-11-02 Steven Bosscher <stevenb@suse.de> * cfgloop.h (struct loop): Update comment. * cse.c (cse_main): Remove obsolete comment. * expr.h (gen_cond_trap): Move prototype under functions provided by optabs.c. (canonicalize_condition, get_condition): Move to... * rtl.h (canonicalize_condition, get_condition): ...here. (branch_target_load_optimize): Add comment that this function is in bt-load.c. * loop.c (canonicalize_condition, get_condition): Move to... * rtlanal.c (canonicalize_condition, get_condition): ...here. * sched-deps.c (get_condition): Rename to sched_get_condition. (add_dependence): Update this caller. 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/16808 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure that the vops get marked for renaming. 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com> * config/s390/s390.md ("movcc"): Set type attribute. 2004-11-02 Kazu Hirata <kazu@cs.umass.edu> * tree-phinodes.c (add_phi_arg): Add an assertion that the edge already exists. 2004-11-02 Kazu Hirata <kazu@cs.umass.edu> * tree-phinodes.c (remove_phi_arg_num): Do not zero the element that's being removed. 2004-11-02 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI arguments using PENDING_STMT. (thread_block): Call copy_phis_to_block after redirecting an edge. 2004-11-02 Nathan Sidwell <nathan@codesourcery.com> * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into, bitmap_ior, bitmap_iot_into, bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void. (bitmap_ior_and_compl_into): Produce bool. (bitmap_union_of_diff): Rename to ... (bitmap_ior_and_compl): ... here. Produce bool. * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use bitmap_operation directly. (bitmap_union_of_diff): Rename to ... (bitmap_ior_and_compl): ... here. Return bool, use bitmap_operation directly. * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl. (df_ru_transfer_function, df_lr_transfer_function): Likewise. * global.c (modify_bb_reg_pav): Likewise. * bitmap.h (bitmap_equal_p): Return bool. (bitmap_intersect_p, bitmap_intersect_compl_p): Declare. * bitmap.c (bitmap_equal_p): Return bool. Compare directly. (bitmap_intersect_p, bitmap_intersect_compl_p): New. * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and bitmap_intersect_compl_p. * ifcvt (dead_or_predicable): Likewise. 2004-11-02 Nathan Sidwell <nathan@codesourcery.com> PR rtl-optimization/17104 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small loads in zero_extend. 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net> PR debug/18242 * toplev.c (debug_type_names): Remove "dwarf-1". 2004-11-02 Ben Elliston <bje@au.ibm.com> * timevar.h (timevar_get): Remove. * timevar.c (timevar_get): Remove unused function. 2004-11-02 Joseph S. Myers <joseph@codesourcery.com> * doc/include/texinfo.tex: Update from Texinfo CVS. 2004-11-02 Ben Elliston <bje@au.ibm.com> * cppdefault.h (cpp_SYSROOT): Remove. * cppdefault.c (cpp_SYSROOT): Likewise. 2004-11-01 Andrew MacLeod <amacleod@redhat.com> PR tree-optimization/16447 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from bsi_commit_edge_inserts_1, and make funtion external. Return new block. (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert. * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing. * tree-flow.h (bsi_commit_one_edge_insert): Extern decl. * tree-outof-ssa.c (rewrite_trees): Don't commit edges here. (same_stmt_list_p): New. Return TRUE if edge is to be forwarded. (identical_copies_p): New. Return true is two copies are the same. (identical_stmt_lists_p): New. Return true if stmt lists are the same. (analyze_edges_for_bb): New. Determine how best to insert edge stmts for a basic block. (perform_edge_inserts): New. Determine what to do with all stmts that have been inserted on edges. (remove_ssa_form): Analyze and commit edges from here. 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu> PR bootstrap/18232 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct. (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p. (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise. (EXECUTE_IF_AND_IN_BITMAP): Likewise. 2004-11-01 Joseph S. Myers <joseph@codesourcery.com> PR c/18239 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst parameter declarations. 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com> * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group. (s390_secondary_input_reload_class) (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc register. (s390_expand_cmpmem): Enable cmpmem implementation. * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS. (REG_CLASS_FROM_LETTER): New constraint 'c' added. * config/s390/s390.md ("movcc"): New insn pattern. * doc/md.texi: Document 'c' constraint for s390. 2004-11-01 Nathan Sidwell <nathan@codesourcery.com> PR c++/18064 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant extension. 2004-10-16 Daniel Berlin <dberlin@dberlin.org> Fix PR tree-optimization/17672 Fix PR tree-optimization/18168 * lambda-code.c (lambda_lattice_compute_base): Fix reversed assert test. (gcc_tree_to_linear_expression): Add extra to existing constant. (depth_of_nest): Factor out function used in various places. (gcc_loop_to_lambda_loop): Clean up code a little bit. No functional changes. (find_induction_var_from_exit_cond): Stop guessing, and just get the right answer :). (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation. Print out message about result of attempt to create perfect nest. (lbv_to_gcc_expression): Add type argument, use it to do math and induction variable creation. (lle_to_gcc_expression): Ditto. (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as oldiv. Pass type argument to lle_to_gcc_expression and lbv_to_gcc_expression. Reset number of iterations after transformation. (perfect_nestify): Remove useless pre-allocation, and cleanup a small amount. * tree-data-ref.c (build_classic_dist_vector): Return false for dependences completely outside of the loop nest we asked about. (build_classic_dir_vector): Ditto. (compute_data_dependences_for_loop): Only add dependence relations inside the loop we asked about. * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT. Compute immediate uses. * tree-optimize.c: Move linear_transform_loops to before ivcanon. 2004-11-01 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (thread_jumps): Fix a comment typo. 2004-11-01 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (thread_jumps): Fix a comment typo. 2004-10-31 Nicolas Pitre <nico@cam.org> * config/arm/ieee754-sf.S (floatdisf): Fix regression with values smaller than 2^32. 2004-10-31 Jeff Law <law@redhat.com> * cfgloop.h (struct loop): Remove unused "nodes" field. * timevar.def (TV_TREE_LOOP_BOUNDS): New. * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body instead of calling flow_bb_inside_loop_p for every basic block in the function. * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS. 2004-10-31 Graham Stott <graham.stott@btinternet.com> * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use INT_5_BITS instead of VAL_5_BITS_P. 2004-10-31 Roger Sayle <roger@eyesopen.com> PR middle-end/14521 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F' for consistent quoting in diagnostic messages. (expand_call_inline): Likewise. * tree-optimize.c (tree_rest_of_compilation): Likewise. * tree-ssa.c (warn_uninitialized_var): Likewise. (warn_uninitialized_phi): Likewise. 2004-10-31 Richard Sandiford <rsandifo@redhat.com> * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter mode check. 2004-10-31 Kazu Hirata <kazu@cs.umass.edu> * c-common.c: Fix a comment typo. 2004-10-31 Jason Merrill <jason@redhat.com> PR middle-end/17526 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for aggregate types that are not BLKmode. 2004-10-30 Ziemowit Laski <zlaski@apple.com> * c-common.h (objc_lookup_ivar): Add second parameter to prototype. * c-typeck.c (build_external_ref): After looking up symbol, pass it to objc_lookup_ivar() to decide whether it or the ivar should be used, rather than deciding the issue locally. * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter, which is simply returned in the non-ObjC case. 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net> * sdbout.c (sdbout_symbol): Do not output type .def statements for builtin types. 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net> * c-common.c (catenate_strings): New. (c_parse_error): Use it. Don't over-escape. 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and modify the for loop expressions for it. Remove unnecessary casts. (sh_expand_prologue): Declare reg as unsigned. (sh_gimplify_va_arg_expr): Initinalize lab_over. (sh_handle_sp_switch_attribute): Add const qualifier appropriately. 2004-10-30 Geoffrey Keating <geoffk@apple.com> * doc/invoke.texi (Darwin Options): Improve description of how the subtype is chosen. 2004-10-30 Roger Sayle <roger@eyesopen.com> PR middle-end/18096 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that the stack adjustment, "size", is valid for Pmode. If the stack frame is too large, generate a trap insn and issue a warning. 2004-10-30 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-dom.c: Fix comment typos. 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.c (prepare_move_operands): Use operands[0] for the output rtl if no_new_pseudos is set. Remove redundant line. 2004-10-30 Joseph S. Myers <joseph@codesourcery.com> PR c/16666 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when determining whether to copy parameter types from a previous prototype declaration. 2004-10-29 Roger Sayle <roger@eyesopen.com> PR rtl-optimization/17581 * cselib.c (cselib_process_insn): The last instruction of a libcall block, with the REG_RETVAL note, should be considered in the libcall. * gcse.c (do_local_cprop): Allow constants to be propagated outside of libcall blocks. (adjust_libcall_notes): Use simplify_replace_rtx instead of replace_rtx to avoid creating invalid RTL in REG_RETVAL notes. 2004-10-30 Kazu Hirata <kazu@cs.umass.edu> * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN. 2004-10-29 Jeff Law <law@redhat.com> * tree-ssa-dom.c (struct edge_info): New structure holding edge equivalences and edge redirection information. (get_eq_expr_value, record_dominating_conditions): Kill. (propagate_to_outgoing_edges): Renamed from cprop_into_phis. Call record_edge_info. (allocate_edge_info, free_edge_info): New. (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges rather than cprop_into_phis. Free all edge infos before threading jumps. (thread_across_edge): Allocate new edge info structures as needed and store the redirection target into the edge info structure instead of the edge's AUX field. (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED. (record_equivalence_from_incoming_edge): Lose unnecessary argument. Revamp code which finds and records equivalences associated with edges to use saved data in the edge_info structure. (record_equivalencs_from_phis): Similarly. (dom_opt_finalize_block): Revamp code which finds and records equivalences associated with edges to use saved data in the edge_info structure. (build_and_record_new_cond): New function. (record_conditions): Use build_and_record_new_cond to record dominating conditions. (record_edge_info): New function. (record_range): Tighten test for conditions which create useful range records. 2004-10-29 Geoffrey Keating <geoffk@apple.com> * config/i386/darwin.h (ASM_SPEC): Simplify. (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec. * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New. (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec. * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here. (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL in all cases. Pass the right -arch or -arch_only based on -mcpu. (ASM_SPEC): Handle -force_cpusubtype_ALL. * doc/invoke.texi (Darwin Options): Improve documentation for Darwin linker (and libtool) switches. * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>. 2004-10-29 Stan Shebs <shebs@apple.com> * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly. 2004-10-29 Kazu Hirata <kazu@cs.umass.edu> * tree-phinodes.c (allocate_phi_node): New. (make_phi_node, resize_phi_node): Use it. 2004-10-29 David Edelsohn <edelsohn@gnu.org> * config/rs6000/sysv4.h (TARGET_POWER): Define as 0. * config/rs6000/darwin.h (TARGET_POWER): Define as 0. 2004-10-29 Kazu Hirata <kazu@cs.umass.edu> * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero the whole PHI node. * tree.h (tree_phi_node): Tell the garbage collector to chase num_args arguments. 2004-10-29 Richard Earnshaw <rearnsha@arm.com> * opts.c (decode_options): Lower the crossjump threshold for -Os. 2004-10-29 Diego Novillo <dnovillo@redhat.com> * tree.h (struct tree_ssa_name): Remove field 'equiv'. 2004-10-28 Nathan Sidwell <nathan@codesourcery.com> * bitmap.h (bitmap_empty_p): New. (bitmap_and, bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap operation macros. (bitmap_ior_and_compl): Rename to ... (bitmap_ior_and_compl_into): ... here. * bitmap.c (bitmap_equal_p): Use bitmap_xor. (bitmap_ior_and_compl): Rename to ... (bitmap_ior_and_compl_into): ... here. Adjust. Return changed flag. (bitmap_union_of_diff): Use renamed bitmap functions. * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET, XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise. * cfgrtl.c (safe_insert_insn_on_edge): Likewise. * df.c (df_bb_rd_local_compute) * flow.c (calculate_global_regs_live, init_propagate_block_info): Likewise. * ifcvt.c (find_if_case_1, find_if_case_2, dead_or_predicable): Likewise. * ra-build.c (union_web_part_roots, livethrough_conflicts_bb, reset_conflicts, conflicts_between_webs): Likewise. * ra-rewrite.c (reloads_to_loads, rewrite_program2, detect_web_parts_to_rebuild): Likewise. * sched-ebb.c (compute_jump_reg_dependencies): Likewise. * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise. * tree-sra.c (decide_instantiations): Likewise. * tree-ssa-alias.c (create_name_tags, merge_pointed_to_info): Likewise. * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise. * tree-ssa-loop-im.c (move_computations): Likewise. * tree-ssa-operands.c (get_call_expr_operands): Likewise. * tree-ssa-pre.c (fini_pre): Likewise. * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise. * tree-ssanames.c (any_marked_for_rewrite_p): Likewise. * tree-vectorizer.c (vectorize_loops): Likewise. 2004-10-29 Nick Clifton <nickc@redhat.com> config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When adding the PIC register to the fixed_regs array, also add it to the call_used_regs array. 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr> * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs. 2004-10-28 Daniel Berlin <dberlin@dberlin.org> * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function. (rewrite_blocks): Modify argument, and use it to decide which function to call. (rewrite_def_def_chains): Call rewrite_blocks with true here. (rewrite_into_ssa): and call it with false here. 2004-10-29 Kazu Hirata <kazu@cs.umass.edu> * tree-phinodes.c (add_phi_arg): Turn an "if" that always triggers into gcc_assert. 2004-10-28 Diego Novillo <dnovillo@redhat.com> PR tree-optimization/16728 * tree-flow.h (get_ptr_info): Declare. * tree-ssa-alias.c (get_ptr_info): Make extern. * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive alias information. 2004-10-28 Stan Shebs <shebs@apple.com> * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64. * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64 case. 2004-10-28 Frank Ch. Eigler <fche@redhat.com> * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to prevent their later unnecessary registration. (mf_build_check_statement_for): Remove "addr" argument, and related "__mf_value" generated code. Update callers. (mf_decl_eligible_p): New function, factored from mx_register_decls. (mx_register_decls): Call it. (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases to restore support for complex nested expressions. (mudflap_enqueue_decl): Simplify. Move registration call emission out ... (mudflap_finish_file): ... to here. (mudflap_enqueue_constant): Remove dump code. 2004-10-28 Zack Weinberg <zack@codesourcery.com> PR 18199 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function. (DBX_FINISH_STABS): Add (unused by default) SYM parameter. (dbxout_finish_complex_stabs): Update to match. (dbxout_symbol_location): Call emit_pending_bincls_if_required and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use dbxout_begin_complex_stabs_noforcetext. * xcoffout.h (DBX_FINISH_STABS): Restore special case for N_GSYM, using new SYM parameter. Correct logic for special cases for N_FUN. * varasm.c (function_section): If DECL is NULL_TREE, don't try to do anything else. Do not call get_insns if cfun or cfun->emit are NULL. 2004-10-28 Adam Nemet <anemet@lnxw.com> PR middle-end/18160 * c-typeck.c (c_mark_addressable): Issue error if address of a register variable is taken. Use "%qD" to print DECL_NAME. 2004-10-28 Diego Novillo <dnovillo@redhat.com> * opts.c (decode_options): Don't run PRE at -Os. 2004-10-28 Richard Henderson <rth@redhat.com> * config/alpha/alpha.md (movqicc_internal): Allow exactly one zero in the conditional. (movhicc_internal, movsicc_internal, movdicc_internal): Likewise. 2004-10-28 Richard Henderson <rth@redhat.com> * cse.c (memory_extend_rtx): Remove. (cse_main): Don't set it. (cse_insn): Use a local buffer instead. 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com> * profile.c (branch_prob): Call to init_edge_profiler added. * rtl-profile.c (rtl_init_edge_profiler): New function. (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with call to safe_insert_insn_on_edge. (rtl_profile_hooks): rtl_init_edge_profiler added. * tree-profile.c (tree_init_edge_profiler): New function. (tree_profile_hooks): tree_init_edge_profiler added. * value-prof.h (profile_hooks) init_edge_profiler prototype added. 2004-10-28 Nick Clifton <nickc@redhat.com> * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use emit_jump_insn() to generate the return instruction. 2004-10-28 Kazu Hirata <kazu@cs.umass.edu> * tree-phinodes.c: Remove trailing whitespace. 2004-10-28 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-loop-ivopts.c: Fix a comment typo. * doc/invoke.texi: Fix a typo. 2004-10-28 Kazu Hirata <kazu@cs.umass.edu> * Makefile.in (OBJS-common): Remove duplicates. 2004-10-28 Kazu Hirata <kazu@cs.umass.edu> * lambda-code.c (nestify_update_pending_stmts): Remove. (perfect_nestify): Use flush_pending_stmts instead of nestify_update_pending_stmts. * tree-cfg.c (tree_make_forwarder_block): Use flush_pending_stmts. * tree-flow.h: Add a prototype for flush_pending_stmts. * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge): Use flush_pending_stmts. (lv_update_pending_stmts): Remove. (tree_ssa_loop_version): Use flush_pending_stmts instead of lv_update_pending_stmts. * tree-ssa.c (flush_pending_stmts): New. 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com> PR target/15286 * final.c (alter_subreg): Compute correct offset to use with paradoxical SUBREGs of memory operands. * recog.c (general_operand): Allow paradoxical SUBREGs of memory operands after reload. * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg has failed when passed a hard register. 2004-10-28 Aldy Hernandez <aldyh@redhat.com> * function.c (assign_parm_setup_block): Handle parallels correctly. 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org> * final.c (shorten_branches): Initialize flags structure. 2004-10-28 Nathan Sidwell <nathan@codesourcery.com> * tree.c (int_cst_node, int_cst_hash_table): New variables. (init_ttree): Initialize them. (int_cst_hash_hash, int_cst_hash_eq): New hashing functions. (build_int_cst_wide): Use hash table for oversized integers. 2004-10-28 Nick Clifton <nickc@redhat.com> * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define begin_label. 2004-10-27 Richard Henderson <rth@redhat.com> PR middle-end/18163 * expr.c (emit_group_load): Don't go force temporary for memory or concat source. (emit_group_store): Similarly. 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu> PR other/18186 * common.opt (--param): Fix spelling of parameter. 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/17529 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>: Don't fold statement. <case ASM_EXPR>: Fold the statement. 2004-10-28 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-dce.c (mark_stmt_if_obviously_necessary) <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION. 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk> * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi, doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi, doc/libgcc.texi, doc/md.texi, doc/passes.texi, doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting. 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk> * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put punctuation outside quotes. 2004-10-27 David Mosberger <davidm@hpl.hp.com> James E Wilson <wilson@specifixinc.com> PR target/13158 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on sibcall alloc instruction. (process_set): Handle sibcall alloc instruction. 2004-10-27 Geoffrey Keating <geoffk@apple.com> * config/rs6000/rs6000.c (rs6000_attribute_table): Add SUBTARGET_ATTRIBUTE_TABLE. * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import. (SUBTARGET_ATTRIBUTE_TABLE): Define. * config/darwin.c (darwin_handle_weak_import_attribute): New. (HAVE_DEAD_STRIP): Delete. (no_dead_strip): Don't test HAVE_DEAD_STRIP. * config/darwin-protos.h (darwin_handle_weak_import_attribute): Prototype. * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document. * config/darwin.h (GTHREAD_USE_WEAK): Define. 2004-10-28 Ben Elliston <bje@au.ibm.com> * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New. (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise. * params.h (SRA_MAX_STRUCTURE_SIZE): New. (SRA_FIELD_STRUCTURE_RATIO): Likewise. * tree-sra.c: Include "params.h". (decide_block_copy): Use new parameters. * doc/invoke.texi (Optimize Options): Document new SRA pass parameters sra-max-structure-size and sra-field-structure-ratio. 2004-10-27 Nicolas Pitre <nico@cam.org> * config/arm/ieee754-df.S (floatdidf): Fix regression with big values. 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz> PR tree-optimization/18048 * fold-const.c (try_move_mult_to_index): New function. (fold): Use try_move_mult_to_index. * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates. * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce an all-ones unsigned constant without extra bits. * tree.c (build_low_bits_mask): New function. * tree.h (build_low_bits_mask): Declare. 2004-10-27 David Edelsohn <edelsohn@gnu.org> PR target/17956 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to final condition. (minsf3): Same. (maxdf3): Same. (mindf3): Same. 2004-10-27 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (thread_jumps): Speed up by reordering the two conditions for entering basic blocks into worklist. 2004-10-27 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (thread_jumps): Speed up by pretending to have ENTRY_BLOCK_PTR in worklist. 2004-10-27 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-dce.c (mark_stmt_if_obviously_necessary) <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through. 2004-10-27 Daniel Berlin <dberlin@dberlin.org> Fix PR tree-optimization/17133 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must def kill operand. * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT. (get_v_must_def_result_ptr): Modify for new structure of v_must_defs array. (get_v_must_def_kill_ptr): New. (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs. (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT. (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT. (op_iter_init): Initialize new mustu members. (op_iter_next_mustdef): New function. (op_iter_init_mustdef): Ditto. * tree-flow.h (rewrite_def_def_chains): New function. * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands. (ssa_mark_def_sites): Ditto. (rewrite_stmt): Ditto. (ssa_rewrite_stmt): Ditto. (rewrite_blocks): Factor out from rewrite_into_ssa. (mark_def_block_sites): Ditto. (rewrite_def_def_chains): New function, just rewrites def-def chains without phi node insertion. * tree-pass.h (TODO_fix_def_def_chains): New todo flag. * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains. * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that they include the rhs now. * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became V_MUST_DEF_RESULT. * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument. Update callers. (mark_really_necessary_kill_operand_phis): New function. (perform_tree_ssa_dce): Call it. (pass_dce): Add TODO_fix_def_def_chains. (pass_cd_dce): Ditto. * tree-ssa-loop-im.c (determine_max_movement): Look at kills as well. (rewrite_mem_refs): Ditto. * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills as well. * tree-ssa-operands.c (allocate_v_may_def_optype): v_may_def_operand_type_t became v_def_use_operand_type_t. (allocate_v_must_def_optype) Ditto. (finalize_ssa_v_must_defs): Update for new operand type, as well as setting the use portion as well. (copy_virtual_operands): Copy the kill operand as well. (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became V_MUST_DEF_RESULT. * tree-ssa-operands.h (v_may_def_operand_type): Renamed to v_def_use_operand_type. (v_must_def_optype_d): Use v_def_use_operand_type. (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_* (V_MUST_DEF_KILL_*): New macros. (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i members. Rename existing must_i and num_v_must members to mustd_i and num_v_mustd. (SSA_OP_VMUSTDEFKILL): New flag. (SSA_OP_VIRTUAL_KILLS): New flag. (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS. (SSA_OP_ALL_KILLS): New flag. (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro. * tree-ssa.c (verify_ssa): Verify virtual kills as well. * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP became V_MUST_DEF_RESULT. (rename_variables_in_bb): Rename kill pointer as well. * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the immediate uses. 2004-10-27 Richard Sandiford <rsandifo@redhat.com> * dbxout.c (dbxout_source_line): Move declaration of begin_label to the block that needs it. 2004-10-27 Zack Weinberg <zack@codesourcery.com> * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable ATTRIBUTE_UNUSED. 2004-10-27 Zack Weinberg <zack@codesourcery.com> * c-lex.c (cb_def_pragma): Clean up code for making location palatable to diagnostic.c. 2004-10-27 Steven Bosscher <stevenb@suse.de> PR tree-optimization/17757 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs without any PHI arguments left. Make sure the argument that we're supposed to remove exists at all. 2004-10-27 Paul Brook <paul@codesourcery.com> * configure.ac: Don't test for [build] __cxa_atexit when building a cross compiler. * configure: Regenerate. 2004-10-27 Paul Brook <paul@codeosurcery.com> * configure.ac: Use build_exeext not host_exeext when lookin for target tools. * configure: Regenerate. 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com> * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus. 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com> patch originally created by Kelley Cook <kcook@gcc.gnu.org> PR middle-end/14684 * opts.c (OPT_fprofile_generate): Default to -funroll-loops to match -fprofile-use. 2004-10-27 Kazu Hirata <kazu@cs.umass.edu> * config/rs6000/rs6000.c: Fix a comment typo. 2004-10-27 Zack Weinberg <zack@codesourcery.com> * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line counter. 2004-10-27 Andreas Schwab <schwab@suse.de> * varasm.c (default_stabs_asm_out_destructor): Mark symbol as unused. (default_stabs_asm_out_constructor): Likewise. 2004-10-26 Geoffrey Keating <geoffk@apple.com> * builtins.c (fold_builtin_unordered_cmp): Always bring both operands to the same type. 2004-10-26 James E Wilson <wilson@specifixinc.com> PR target/18010 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P. 2004-10-26 Zack Weinberg <zack@codesourcery.com> * dbxout.c: Include obstack.h. (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in default definition. (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR): Default-define here. (DBX_CONTIN_LENGTH): Move definition with others. (DBX_FINISH_STABS): New target macro. (current_sym_code, current_sym_value, current_sym_addr) (current_sym_nchars, CHARS, dbxout_continue) (print_int_cst_octal, print_octal, print_wide_int) (dbxout_prepare_symbol, dbxout_finish_symbol): Delete. (stabstr_ob, stabstr_last_contin_point): New variables. (NUMBER_FMT_LOOP): New improper macro. (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label) (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label) (dbxout_stab_value_internal_label_diff, dbxout_stabd) (dbxout_begin_stabn, dbxout_begin_stabn_sline) (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc) (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs) (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O) (stabstr_continue, DECL_ACCESSIBILITY_CHAR) New functions and/or proper function-like macros. (CONTIN): Use stabstr_continue, unconditionally. (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED. (dbxout_init): Initialize stabstr_ob. Check NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label if it was used. Use the new interfaces. (dbxout_source_file): Remove file argument; always write to asm_out_file. Use the new interfaces. (dbxout_type_method_1): Remove second argument which is always DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces. (dbxout_type_methods): Remove write-only variables. Use the new interfaces. (dbxout_parms): Refactor to remove code duplicated in each of several successive if-else-if blocks. Use the new interfaces. (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file) (dbxout_source_line, dbxout_finish, dbxout_type_index) (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name) (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location) (dbxout_symbol_name, dbxout_reg_parms, dbxout_args) (dbx_output_lbrac, dbx_output_rbrac, dbxout_block): Use the new interfaces. * Makefile.in (dbxout.o): Update dependencies. * defaults.h: Don't define ASM_STABD_OP. * output.h: Prototype new dbxout_* interfaces. * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL. * varasm.c: Don't define ASM_STABS_OP. (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor): Use the new dbxout.c interfaces. Call sorry if neither DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined. * xcoffout.h: Don't define ASM_STABS_OP. (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS. (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete. (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define. (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to do { ... } while (0) idiom. * config/alpha/alpha.c (num_source_filenames): Export. * config/alpha/alpha.h (num_source_filenames): Declare. (DBX_OUTPUT_SOURCE_LINE): Use new interfaces. (SDB_OUTPUT_SOURCE_LINE): Add missing newline. * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces. Always use .debugsym. Update commentary. * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces. (SDB_OUTPUT_SOURCE_LINE): Add missing newline. * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC): Use new interfaces. * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h. (macho_branch_islands): Use new interfaces. * doc/tm.texi: Update. 2004-10-26 Aldy Hernandez <aldyh@redhat.com> * expr.c (emit_group_store): Do not treat floats as BLKmode. (emit_group_load): Same. 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk> * c-parse.in (datadef): Use pedwarn rather than error and warning for diagnostic in case of no declaration specifiers. 2004-10-26 Richard Sandiford <rsandifo@redhat.com> PR bootstrap/15747 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh can be used to work around this. 2004-10-26 Aldy Hernandez <aldyh@redhat.com> * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500 doubles. 2004-10-26 Kazu Hirata <kazu@cs.umass.edu> * stmt.c (expand_case): Update a comment. 2004-10-26 Kazu Hirata <kazu@cs.umass.edu> * stmt.c (expand_case): Put an assertion that index_expr is never INTEGER_CST. Don't special case for constant index_expr. 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu> PR 18162 * c-parse.in (designator): Finish with a semi-colon. 2004-10-26 Fariborz Jahanian <fjahanian@apple.com> * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting into rotlsi3. 2004-10-26 Kazu Hirata <kazu@cs.umass.edu> * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with a default case only. 2004-10-26 Aldy Hernandez <aldyh@redhat.com> * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for e500 doubles. (spe_build_register_parallel): New. (rs6000_spe_function_arg): Handle e500 doubles. (function_arg): Same. (spe_func_has_64bit_regs_p): Same. (rs6000_function_value): Same. (rs6000_libcall_value): Same. (legitimate_lo_sum_address_p): Return false for e500 doubles. * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500 doubles. (DATA_ALIGNMENT): Same. (CANNOT_CHANGE_MODE_CLASS): Same. 2004-10-26 Aldy Hernandez <aldyh@redhat.com> * expr.c (emit_group_load): Handle floats. (emit_group_store): Same. 2004-10-26 Nathan Sidwell <nathan@codesourcery.com> * c-lex.c (get_nonpadding_token): Remove. (c_lex_with_flags): Push timevar and eat padding here. Improve stray token diagnostic. (lex_string): Replace logic with switch statement, eat padding token here. 2004-10-26 Geoffrey Keating <geoffk@apple.com> PR 18149 * config/i386/darwin.h (ASM_SPEC): Undef it before defining. 2004-10-25 Geoffrey Keating <geoffk@apple.com> * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches to 'non-weak'. (MAKE_DECL_ONE_ONLY): Set DECL_WEAK. (ASM_MAKE_LABEL_LINKONCE): Delete. (ASM_WEAKEN_DECL): New. (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY. (ASM_DECLARE_FUNCTION_NAME): Likewise. (TEXT_SECTION_ASM_OP): Add a tab. (DATA_SECTION_ASM_OP): Likewise. (SECTION_FUNCTION): Add a tab. Use fputs. Don't call data_section on every section change. (EXTRA_SECTIONS): Add a bunch of new extra sections. (EXTRA_SECTION_FUNCTIONS): Likewise. (USE_SELECT_SECTION_FOR_FUNCTIONS): Define. (JCR_SECTION_NAME): Define. (TARGET_SECTION_TYPE_FLAGS): Don't define. * config/darwin.c (darwin_encode_section_info): A symbol is defined in this file if it is not weak. (textcoal_section): Delete. (datacoal_section): Delete. (darwin_make_decl_one_only): Delete. (machopic_select_section): Handle functions. (darwin_asm_named_section): Add a tab. (darwin_section_type_flags): Delete. (darwin_unique_section): Delete contents. (darwin_emit_unwind_label): Add a tab. Make decls weak if DECL_WEAK is set. * config/darwin-protos.h (darwin_section_type_flags): Delete. (darwin_make_decl_one_only): Delete. (text_coal_section): New. (text_unlikely_section): New. (text_unlikely_coal_section): New. (const_coal_section): New. (data_coal_section): New. (const_data_coal_section): New. * varasm.c (function_section): Honour USE_SELECT_SECTION_FOR_FUNCTIONS. * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when TARGET_USES_WEAK_UNWIND_INFO is in effect. * dbxout.c (dbxout_source_file): Don't change sections while a function is being output. 2004-10-25 David Ayers <d.ayers@inode.at> * c-common.h: Remove RID_ID. * c-parse.in: Remove OBJECTNAME and references to RID_ID. (typespec_reserved_attr): Add rule for TYPENAME non_empty_protocolrefs. (yylexname): Remove special handling of RID_ID. 2004-10-25 James E Wilson <wilson@specifixinc.com> * doc/invoke.texi (-fcrossjumping): Not enabled at -O. 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk> PR c/16667 * c-parse.in (array_designator): New. (designator): Use it. (initelt): Only permit array_designator without '=', not ".foo". 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com> * Makefile.in: removed ggc for cgraphunit. * cgraph.c.dump_cgraph_node: removed static var analysis. * cgraph.h: removed static var analysis data structures and calls. * cgraphunit.c: cgraph_mark_local_and_external_functions:changed name to cgraph_mark_local_functions (print_order,convert_UIDs_in_bitmap,new_static_vars_info, cgraph_reset_static_var_maps,get_global_static_vars_info, get_global_statics_not_read,get_global_statics_not_written,searchc, cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var, check_lhs_var,get_asm_expr_operands,process_call_for_static_vars, scan_for_static_refs,cgraph_characterize_statics_local, clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics): removed. (cgraph_optimize,init_cgraph): removed calls to static vars analysis * tree-dfa.c find_referenced_vars: removed call to static vars analysis * tree-flow.h static_vars_info: removed * tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops): removed calls to static vars analysis. get_call_expr_operands: removed callee variable. 2004-10-25 Kazu Hirata <kazu@cs.umass.edu> * cfg.c (unchecked_make_edge, redirect_edge_succ, redirect_edge_pred): Use VEC_safe_push instead of VEC_safe_insert. * cfgrtl.c (force_nonfallthru_and_redirect): Likewise. 2004-10-25 Kazu Hirata <kazu@cs.umass.edu> * cfgloopmanip.c (loopify): Take two more arguments true_edge and false_edge. * cfgloop.h: Adjust the corresponding prototype. * loop-unswitch.c (unswitch_loop): Adjust a call to loopify. * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise. 2004-10-25 Jakub Jelinek <jakub@redhat.com> * dwarf2out.c (rtl_for_decl_location): Avoid segfault if DECL_INCOMING_RTL is NULL. 2004-10-25 Steven Bosscher <stevenb@suse.de> * timevar.def (TV_FIND_REFERENCED_VARS): New. * tree-dfa.c (pass_referenced_var): Use it. 2004-10-25 Roger Sayle <roger@eyesopen.com> John David Anglin <dave.anglin@nrc-cnrc.gc.ca> * cse.c: Change encoding of quantity numbers to avoid undefined pointer arithmetic on qty_table. (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative. (get_cse_reg_info): Initialize reg_qty to a unique negative value. (new_basic_block): Assign "real" quantity numbers from zero. (delete_reg_equiv): Do nothing if quantity is invalid. Reset the REG_QTY to its unique negative value. (merge_equiv_classes): Calculate need_rehash if quantity is valid. (cse_main): Don't include max_reg when determining max_qty. (cse_basic_block): Avoid subtracting a large offset from qty_table, which causes undefined C99 behaviour. Only allocate needed memory. 2004-10-25 Kazu Hirata <kazu@cs.umass.edu> * stmt.c (expand_case): Remove an obsolete comment. 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu> PR middle-end/17407 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call layout_type as it is already done by build_array_type. * tree.c (build_array_type): Layout the type even 2004-10-25 Alexandre Oliva <aoliva@redhat.com> * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0. 2004-10-25 Alexandre Oliva <aoliva@redhat.com> * config/frv/frv.md (movdi, movdf): Handle wide-constant splits with wider-than-32-bit HOST_WIDE_INTs. 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com> * config/mips/mips.c(mips_output_filename): Remove unused array ltext_label_name 2004-10-24 Geoffrey Keating <geoffk@geoffk.org> * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define. 2004-10-25 Ben Elliston <bje@au.ibm.com> * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output. 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu> * predict.c (predict_loops): Call scev_finalize instead of scev_reset. 2004-10-24 Kazu Hirata <kazu@cs.umass.edu> * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h, config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md, config/sh/ushmedia.h, config/sparc/elf.h, config/sparc/sp64-elf.h: Update copyright. 2004-10-24 Kazu Hirata <kazu@cs.umass.edu> * stmt.c (expand_case): Handle the default label outside of the for loop. Remove code to handle a missing default label. 2004-10-23 Kazu Hirata <kazu@cs.umass.edu> * dbxout.c (dbxout_function_decl): Don't use DBX_OUTPUT_FUNCTION_END. * system.h: Poison DBX_OUTPUT_FUNCTION_END. * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove. 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu> PR middle-end/17967 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement. 2004-10-23 Daniel Berlin <dberlin@dberlin.org> * tree-ssa-dom.c (record_equality): Use loop depth to determine which way to record the equality as well. (loop_depth_of_name): New function. 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr> PR middle-end/17793 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look through the operand if it is a useless type conversion. 2004-10-23 Ben Elliston <bje@au.ibm.com> * cfg.c (remove_edge): Use VEC_unordered_remove. (redirect_edge_succ): Likewise. (redirect_edge_pred): Likewise. * cfgrtl.c (force_nonfallthru_and_redirect): Likewise. 2004-10-22 Kazu Hirata <kazu@cs.umass.edu> * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR beyond its end. 2004-10-22 Eric Christopher <echristo@redhat.com> * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode saves. 2004-10-22 Aldy Hernandez <aldyh@redhat.com> * config/rs6000/spe.md (spe_extendsfdf2): New. (movdf_e500_double): New. (spe_truncdfsf2): New. (spe_absdf2): New. (spe_nabsdf2): New. (spe_negdf2): New. (sub_adddf3): New. (spe_subdf3): New. (spe_muldf3): New. (spe_floatsidf2): New. (spe_floatunssidf2): New. (fix_truncdfsi2): New. (spe_fixuns_truncdfsi2): New. * config/rs6000/rs6000.md (truncdfsf2): Change to expander. (fpr_truncdfsf2): New. (negdf2): Change to expander. (fpr_negdf2): New. (fpr_nabsdf2): Name pattern. (adddf3): Change to expander. (fpr_adddf3): Nem. (subdf3): Change to expander. (fpr_subdf3): New. (muldf3): Change to expander. (fpr_muldf3): New. (divdf3): Change to expander. (fpr_divdf3): New. (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE. (cmpdf): Allow for TARGET_E500_DOUBLE. 2004-10-22 Kazu Hirata <kazu@cs.umass.edu> * c-semantics.c (re_push_stmt_list): Remove. * c-common.h: Remove the corresponding prototype. 2004-10-22 Kazu Hirata <kazu@cs.umass.edu> * stmt.c (asm_op_is_mem_input): Remove. * tree.h: Remove the corresponding prototype. 2004-10-22 Kazu Hirata <kazu@cs.umass.edu> * tree-gimple.c (is_gimple_constructor_elt): Remove. * tree-gimple.h: Remove the corresponding prototype. 2004-10-22 Kazu Hirata <kazu@cs.umass.edu> * varasm.c (get_pool_mode_for_function, get_pool_offset): Remove. * rtl.h: Remove the corresponding prototypes. 2004-10-22 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting edge information when we commit ourselves to threading a particular jump. 2004-10-22 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (thread_jumps): Speed up by putting basic blocks into worklist instead of their indexes. 2004-10-22 Kazu Hirata <kazu@cs.umass.edu> * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h, final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def, lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c, pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c, tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c, tree-scalar-evolution.c, tree-ssa-dom.c, tree-ssa-loop-manip.c, tree-ssa-loop-niter.c, tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c, tree-vectorizer.c, vec.h: Fix comment formatting. 2004-10-22 Kazu Hirata <kazu@cs.umass.edu> * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h, libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright. 2004-10-22 Kazu Hirata <kazu@cs.umass.edu> * config/ptx4.h, config/mcore/mcore-pe.h, config/rs6000/eabi.h, config/vax/elf.h: Update copyright. 2004-10-22 Peter Barada <peter@the-baradas.com> * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro. * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow renaming of non-live registers in interrupt functions. * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype. 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz> * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible. Use integer for loop counter. (num_ending_zeros): New function. (number_of_iterations_cond): Use num_ending_zeros. 2004-10-21 Aldy Hernandez <aldyh@redhat.com> * config.gcc: Add support for --enable-e500_double. * config/rs6000/e500-double.h: New file. * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and TARGET_E500_DOUBLE. * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and TARGET_E500_DOUBLE. * config/rs6000/linuxspe.h: Same. * doc/invoke.texi (Option Summary): Document new options for mfloat-gprs. (RS/6000 and PowerPC Options): Same. * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New function. (rs6000_override_options): Use it. Use SUB3TARGET_OVERRIDE_OPTIONS. Add 8548 to processor_target_table. (rs6000_legitimate_address): Handle e500 doubles. (rs6000_legitimize_address): Same. (rs6000_legitimize_reload_address): Same. (rs6000_hard_regno_nregs): Same. (spe_func_has_64bit_regs_p): Same. (emit_frame_save): Same. (gen_frame_mem_offset): Same. (rs6000_dwarf_register_span): Same. (rs6000_generate_compare): Same. (easy_fp_constant): Same. (legitimate_offset_address_p): Same. * config/rs6000/spe.md: (cmdfeq_gpr): New. (tstdfeq_gpr): New. (cmpdfgt_gpr): New. (tstdfgt_gpr): New. (tstdfgt_gpr): New. (cmpdflt_gpr): New. (tstdflt_gpr): New. Add new constants. 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org> * config/arc/lib1funcs.asm (___umulsidi3): Fix typo. 2004-10-21 Zack Weinberg <zack@codesourcery.com> * dbxout.c: Remove unnecessary #undefs. (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER) (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole definition into use sites. (cwd): Make local to dbxout_init. (dbxout_init): Restructure cwd-using logic for clarity. Use IS_DIR_SEPARATOR. * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of STABS_GCC_MARKER folded in here. * system.h: Poison now-unused macros. * doc/tm.texi: Remove documentation of now-unused macros. 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu> PR c/17538 * c-opts.c (push_command_line_include): Use the current file name instead of the main one. 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu> PR objc/17923 * tree.c (staticp): A CONST_DECL has static storage if either TREE_STATIC or DECL_EXTERNAL is set. * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can have null names. 2004-10-21 Kazu Hirata <kazu@cs.umass.edu> * expr.c (store_expr): Remove dont_store_target. 2004-10-21 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (thread_jumps): Speed up by using a worklist. 2004-10-21 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (thread_jumps): Move a part of it to ... (thread_jumps_from_bb): ... here. 2004-10-21 David Edelsohn <edelsohn@gnu.org> * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument. * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE). 2004-10-21 Kazu Hirata <kazu@cs.umass.edu> * expr.c (store_expr): Clean up by renaming want_value to call_param_p. 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't fixup pc here. 2004-10-21 Aldy Hernandez <aldyh@redhat.com> PR 18004. * expmed.c (store_bit_field): Pass original 'value' before recursing. 2004-10-21 Nicolas Pitre <nico@cam.org> * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling. * config/arm/ieee754-df.S: Ditto. 2004-10-20 Zack Weinberg <zack@codesourcery.com> * dbxout.c (asmfile): Delete. All uses changed to asm_out_file. (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE): Default to 0. (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined. When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit an internal label and an N_SLINE .stabn whose value is the difference between that label and the function entry label. (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined, but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a label and an N_SO stab with an empty string referring to it. (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE. (dbxout_type_methods, dbxout_symbol): Remove #if 0 block. (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this macro is never defined. * sdbout.c (sdbout_source_line_counter): Delete. (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition. (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes only two arguments. * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE. * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs. * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro definitions (identical to default). * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h: Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not DBX_OUTPUT_MAIN_SOURCE_FILE_END. * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h: Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE. * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno. * config/alpha/alpha.c: Move declaration of num_source_filenames up. (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE. (sym_lineno): Delete. (alpha_output_filename): Do not emit N_SOL stabs here. Remove now-unused variable. (alpha_output_lineno): Delete. * config/mips/mips-protos.h: Don't prototype mips_output_lineno. * config/mips/mips.c (mips_output_filename): Don't use ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here. (mips_output_lineno): Delete. (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE. * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE. * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME. * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE. * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE. * config/mmix/mmix.h: Likewise. * config/mmix/mmix.c (mmix_asm_output_source_line): Delete. * config/mmix/mmix-protos.h: Don't prototype it. * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE; no need to #undef ASM_OUTPUT_SOURCE_LINE. * config/arm/aout.h: Remove RISCiX-specific definition of DBX_OUTPUT_MAIN_SOURCE_FILENAME. * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE. * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label. * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END. * doc/tm.texi: Update. 2004-10-20 Richard Henderson <rth@redhat.com> * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also. 2004-10-20 Kelley Cook <kcook@gcc.gnu.org> * configure.ac: Revert my previous patch. * configure: Regenerate. 2004-10-20 Ben Elliston <bje@au.ibm.com> * config/rs6000/rs6000.c (rs6000_va_start): Use build_va_arg_indirect_ref. (rs6000_gimplify_va_arg): Likewise. 2004-10-20 Bryce McKinlay <mckinlay@redhat.com> PR java/15575 * configure.ac: Declare AM_LANGINFO_CODESET. * aclocal.m4: Define AM_LANGINFO_CODESET. * configure, config.in: Rebuilt. 2004-10-20 Kazu Hirata <kazu@cs.umass.edu> * expr.c (store_expr): Remove code that is run when want_value & 1 is nonzero. 2004-10-20 Mark Mitchell <mark@codesourcery.com> * gthr-posix.h (__gthread_active_p): Use __extension__ around cast from function pointer to void *. 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org> PR target/18032 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before the frame pointer adjustment when exception handling is enabled. 2004-10-20 Kazu Hirata <kazu@cs.umass.edu> * stor-layout.c: Fix a comment typo. 2004-10-20 Kazu Hirata <kazu@cs.umass.edu> * expr.c (store_field): Remove two arguments value_mode and unsignedp. (expand_assignment, store_constructor_field, expand_expr_real_1): Adjust calls to store_field. 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com> * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags. PR target/17317 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P, REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid base and index register for loads. * config/arc/t-arc: Fix multilib handling. 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com> * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb, don't inspect BLOCK_FOR_INSN for barriers. * emit-rtl.c (emit_barrier_before): Revert last change. (emit_barrier_after, emit_barrier): Ditto. * doc/extend.texi (Extended Asm): Warn and provide example solution for using a call-clobbered asm register. (Local Reg Vars): Similar. Cross-reference example. 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu> * tree-cfg.c (group_case_labels): Look at the second to last case statement for combing with the default case. 2004-10-19 Richard Hendeson <rth@redhat.com> PR 17962 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors. 2004-10-19 Richard Hendeson <rth@redhat.com> * builtins.c (expand_builtin_memmove): If fold_builtin_memmove succeeds, only expand the result. 2004-10-19 Richard Hendeson <rth@redhat.com> PR middle-end/17885 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address of INDIRECT_REF. 2004-10-19 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (thread_jumps): Use a do-while loop instead of a loop with goto. 2004-10-19 Kazu Hirata <kazu@cs.umass.edu> * expr.c (expand_assignment): Remove the last argument. Change the return type to void. * expr.h: Update the prototype of expand_assignment. * function.c (assign_parm_setup_reg): Update a call to expand_assignment. * stmt.c (expand_asm_expr): Likewise. 2004-10-19 Kazu Hirata <kazu@cs.umass.edu> * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove unnecessary assignments to temp. Return const0_rtx. 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.c (sh5_schedule_saves): Fix typo. 2004-10-18 Kelley Cook <kcook@gcc.gnu.org> * configure.ac (powerpc-*-darwin*): Require assembler to support .machine directive. * configure: Regenerate. 2004-10-18 Kazu Hirata <kazu@cs.umass.edu> * reload1.c (ior_hard_reg_set): Remove. (finish_spills): Use IOR_HARD_REG_SET instead of ior_hard_reg_set. 2004-10-18 Kazu Hirata <kazu@cs.umass.edu> * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting the currently visited word to right. 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr> PR middle-end/18045 * expmed.c (expand_smod_pow2): Handle modes whose size is greater than that of HOST_WIDE_INT. 2004-10-18 Ziemowit Laski <zlaski@apple.com> * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative. 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr> Roger Sayle <roger@eyesopen.com> PR middle-end/17813 * dojump.c (discard_pending_stack_adjust): New function. (clear_pending_stack_adjust): Call it. * expr.h (discard_pending_stack_adjust): Declare it. * explow.c (emit_stack_save): Emit pending stack adjustments before saving the stack pointer. (emit_stack_restore): Discard pending stack adjustments before restoring the stack pointer. 2004-10-18 Richard Henderson <rth@redhat.com> * c-common.c (handle_mode_attribute): Allow scalar->vector type changes yet. 2004-10-18 Kazu Hirata <kazu@cs.umass.edu> * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a value to expand_assignment. 2004-10-18 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (cleanup_tree_cfg): Don't iterate on thread_jumps. (thread_jumps): Iterate until no new forwarder block arises. 2004-10-18 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable. (thread_jumps): Use forwardable as cache of tree_forwarder_block_p throughout the function. 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com> * cfg.c (dump_flow_info): Remove redundant dump of reg life info. 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu> PR middle-end/15014 PR middle-end/16973 * tree-cfg.c (remove_bb): If we have a label expression in the basic block and the label we have taken the address, move the label expression to the basic block which is previous in the linked list. (tree_verify_flow_info): Fix printing out the label name of the problematic label expression. 2004-10-18 Pat Haugen <pthaugen@us.ibm.com> PR rtl-optimization/18002 * simplify-rtx.c (mode_signbit_p): Externalize function... * rtl.h (mode_signbit_p): ... to here. * combine.c (simplify_shift_const): Recognize PLUS signbit as canonical form of XOR signbit and move to outer op. 2004-10-18 Diego Novillo <dnovillo@redhat.com> * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi. Update all callers. * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt. Don't call fold_stmt more than once, use bsi_replace. 2004-10-18 Diego Novillo <dnovillo@redhat.com> PR tree-optimization/17656 * tree-ssa.c (replace_immediate_uses): When replacing a constant, if the call to fold_stmt produced a different statement, get an appropriate statement pointer by scanning STMT's basic block. 2004-10-18 Richard Henderson <rth@redhat.com> * pointer-set.c (hash1): Don't use libm functions in fallback case. 2004-10-18 H.J. Lu <hongjiu.lu@intel.com> PR bootstrap/17684 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?. (stage1-start): Remove and copy libunwind.a and libunwind*$(SHLIB_EXT) instead of libunwind*. (stage2-start): Likewise. (stage3-start): Likewise. (stage4-start): Likewise. (stageprofile-start): Likewise. (stagefeedback-start): Likewise. * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for the shared library to be created and don't remove the existing shared library. * config/arm/t-netbsd (SHLIB_LINK): Likewise. * config/i386/t-nwld (SHLIB_LINK): Likewise. * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise. * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise. * config/sh/t-linux (SHLIB_LINK): Likewise. * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise. * config/t-slibgcc-darwin (SHLIB_LINK): Likewise. * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise. * config/t-slibgcc-sld (SHLIB_LINK): Likewise. * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s" files. 2004-10-18 Kazu Hirata <kazu@cs.umass.edu> * basic-block.h (reg_set_iterator): New. (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style. (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise. (EXECUTE_IF_AND_IN_REG_SET): Likewise. * caller-save.c (save_call_clobbered_regs): Adjust to the new style. * cfgcleanup.c (thread_jump): Likewise. * cfgrtl.c (safe_insert_insn_on_edge): Likewise. * conflict.c (conflict_graph_compute): Likewise. * flow.c (verify_local_live_at_start, update_life_info, initialize_uninitialized_subregs, propagate_one_insn, init_propagate_block_info, free_propagate_block_info, propagate_block, dump_regset): Likewise. * global.c (global_conflicts): Likewise. * graph.c (start_bb): Likewise. * local-alloc.c (update_equiv_regs): Likewise. * loop.c (load_mems): Likewise. * reload1.c (compute_use_by_pseudos, order_regs_for_reload, find_reg, finish_spills): Likewise. * resource.c (mark_target_live_regs): Likewise. * sched-deps.c (sched_analyze_insn): Likewise. * sched-rgn.c (sched-rgn.c): Likewise. * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise. 2004-10-18 Jakub Jelinek <jakub@redhat.com> * config/i386/i386.md (addqi_1_slp): Test for incdec_operand operand 1 instead of 2 2004-10-18 Kazu Hirata <kazu@cs.umass.edu> * loop-unroll.c: Fix comment typos. 2004-10-18 Revital Eres <eres@il.ibm.com> * Makefile.in (loop-unroll.o): Add VARRAY_H dependency. * loop-unroll.c: Include varray.h. (struct var_to_expand, struct opt_info): Rename split_ivs_info to opt_info and expand it to support variable expansion. (analyze_insns_in_loop): Rename analyze_ivs_to_split and expand it to support variable expansion. (pt_info_start_duplication): Rename si_info_start_duplication. (apply_opt_in_copies): Rename split_ivs_in_copies and add support to the variable expansion optimization. (free_opt_info): Rename free_si_info. (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p, expand_var_during_unrolling, insert_var_expansion_initialization, combine_var_copies_in_loop_exit, release_var_copies, get_expansion): New functions. (peel_loop_completely, unroll_loop_constant_iterations, unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid): Change uses of struct si_info to struct opt_info and add uses of fvariable-expansion-in-unroller flag. * params.def: Add parameter to restrict the number of expansions. * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict the number of expansions. * common.opt: (fvariable-expansion-in-unroller): New flag. * doc/invoke.texi: (fvariable-expansion-in-unroller): Document. 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net> * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES to 0. 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com> * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb, handle barriers in a bb by checking that it points to a NULL bb. * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL. (emit_barrier_after, emit_barrier): Ditto. 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk> * doc/extend.texi (Attribute Syntax): Clarify details of attributes on parameters. 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz> * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of loop. 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu> Revert: 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu> * c-typeck.c (default_function_array_conversion): Always create &a[0] for array types. (build_unary_op): Do not fold &a[x] into a + x. 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu> PR middle-end/17925 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic block if there is a goto with a locus. 2004-10-17 Kazu Hirata <kazu@cs.umass.edu> * config/elfos.h, config/gofast.h, config/interix.h, config/netbsd.h, config/svr3.h, config/vxworks.h, config/alpha/alpha-modes.def, config/alpha/alpha-protos.h, config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md, config/alpha/netbsd.h, config/arm/arm-modes.def, config/arm/unknown-elf.h, config/c4x/c4x-modes.def, config/cris/aout.h, config/frv/frv-modes.def, config/i386/beos-elf.h, config/i386/gas.h, config/i386/i386-coff.h, config/i386/i386-modes.def, config/i386/linux.h, config/i386/linux64.h, config/i386/mingw32.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h, config/i386/sco5.h, config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md, config/ia64/ia64-modes.def, config/ia64/itanium1.md, config/ia64/itanium2.md, config/m68k/m68k-modes.def, config/mips/mips-modes.def, config/mips/sdb.h, config/mips/vr.h, config/mips/vxworks.h, config/pa/pa-hpux10.h, config/pa/pa-hpux11.h, config/pa/pa32-linux.h, config/rs6000/40x.md, config/rs6000/7450.md, config/rs6000/8540.md, config/rs6000/linuxspe.h, config/rs6000/power4.md, config/rs6000/rs6000-modes.def, config/rs6000/rtems.h, config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h, config/s390/s390-modes.def, config/sh/elf.h, config/sh/sh-modes.def, config/sh/sh64.h, config/sparc/ultra1_2.md, config/sparc/ultra3.md, config/stormy16/stormy16.md, config/v850/v850-protos.h, config/vax/vax.md: Update copyright. 2004-10-17 Kazu Hirata <kazu@cs.umass.edu> * expr.c (expand_expr_real_1): Remove an obsolete comment. 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu> * c-typeck.c (default_function_array_conversion): Always create &a[0] for array types. (build_unary_op): Do not fold &a[x] into a + x. 2004-10-17 Jakub Jelinek <jakub@redhat.com> * pointer-set.c (hash1): Use integer part of 2^64 / phi instead 2^32 / phi if long is 64-bit. 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk> * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE. * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token declarations. (reswords): Remove __ptrbase, __ptrbase__, __ptrextent, __ptrextent__, __ptrvalue and __ptrvalue__. (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE entries. 2004-10-16 Dale Johannesen <dalej@apple.com> * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table. 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz> PR tree-optimization/17766 * basic-block.h (enum dom_state): DOM_CONS_OK removed. (dom_info_available_p): Declare. * cfghooks.c (split_block, make_forwarder_block): Use dom_info_available_p. * dominance.c (compute_dom_fast_query, calculate_dominance_info, free_dominance_info, verify_dominators): Ditto. (dom_info_available_p): New function. * tree-cfg.c (cleanup_control_expr_graph): Free dominance information. (thread_jumps): Use dom_info_available_p. * tree-complex.c (expand_complex_div_wide): Ditto. * tree-mudflap.c (mf_build_check_statement_for): Ditto. 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz> * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates. (find_best_candidate): Take also important candidates into account. (find_optimal_iv_set): Initialize important_candidates bitmap. 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz> PR tree-optimization/17560 * predict.c (tree_estimate_probability): Mark irreducible loops. 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz> PR rtl-optimization/17723 * cfgcleanup.c (merge_memattrs): Handle case when MEM_SIZE == NULL_RTX. 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu> * toplev.c (dump_file_name): Change type to be const. 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk> * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use non_lvalue to stop something being a null pointer constant. 2004-10-15 Aldy Hernandez <aldyh@redhat.com> * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only available for TARGET_FPRS. (FUNCTION_VALUE_REGNO_P): Same. 2004-10-15 Geoffrey Keating <geoffk@apple.com> * doc/invoke.texi (RS/6000 and PowerPC Options): Document -maltivec in same style as other ISA options. 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com> * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__ definition. 2004-10-15 Kazu Hirata <kazu@cs.umass.edu> * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h, collect2.h, conflict.c, coretypes.h, coverage.h, errors.h, gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c, genconstants.c, gengenrtl.c, genmodes.c, genpeep.c, gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c, gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c, lists.c, machmode.def, mips-tdump.c, opts.h, params.c, predict.def, predict.h, protoize.c, reload.h, resource.h, rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c, tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c, unwind-sjlj.c, value-prof.h: Update copyright. 2004-10-15 Kazu Hirata <kazu@cs.umass.edu> * pointer-set.c, tree-vectorizer.c: Fix comment typos. 2004-10-15 Diego Novillo <dnovillo@redhat.com> * tree-optimize.c (execute_one_pass): Stop timer right after executing the pass. 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu> Revert: 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu> PR middle-end/17967 Revert: * tree-cfg.c (remove_usless_stmts_cond): Fold statement. (remove_useless_stmts_1): Fold trees we know how to fold. 2004-10-14 David Edelsohn <edelsohn@gnu.org> * configure.ac: Add .machine power4 directive when testing for mfcr field. * configure: Regenerate. 2004-10-14 Geoffrey Keating <geoffk@apple.com> * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define. 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu> * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor always. 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com> * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS for 'f' if !TARGET_FPRS. 2004-10-14 Richard Henderson <rth@redhat.com> PR debug/14492 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR. 2004-10-14 Richard Henderson <rth@redhat.com> PR c/17023 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type as error_mark_node. * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null instaed of current_function_decl non-null. 2004-10-14 Matt Austern <austern@apple.com> * pointer-set.c: New file, special-purpose hash table. * pointer-set.h: New file. * tree.h (struct pointer_set_t): Declare as opaque type. (tree_walk): Last argument is pointer_set_t* now. * tree-inline.c (WALK_SUBTREE): Convert from htab to pset. (walk_type_fields): (walk_tree): Convert from htab_t to pointer_set_t for keeping track of which nodes have already been visited. (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t. * cgraphunit.c (cgraph_create_edges): Likewise. (cgraph_characterize_statics_local): Likewise. * tree-dfa.c (collect_dfa_stats): Likewise. * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is pointer_set_t* now. * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise. * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type of walk_subtrees is pointer_set_t* now. * Makefile.in (OBJS-common): add pointer-set.o (tree-inline.o): Depends on pointer-set.h (tree-dfa.o): Likewise (cgraphunit.o): Likewise 2004-10-14 Geoffrey Keating <geoffk@apple.com> * config/rs6000/darwin.h (ASM_SPEC): Delete. (TARGET_ASM_FILE_START): Define. * config/darwin.h (ASM_SPEC): Define. * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply -mlong-double-128, it's the default. Update comment about reason for force_cpusubtype_ALL. * config/rs6000/darwin-vecsave.asm: Supply .machine. * config/rs6000/darwin-world.asm: Likewise. * config/rs6000/rs6000.c (rs6000_darwin_file_start): New. (symbolic_operand): Delete #if 0ed code. 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu> * stmt.c (add_case_node): Make sure that we have integer constant before calling tree_int_cst_compare. 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu> PR middle-end/17967 Revert: * tree-cfg.c (remove_usless_stmts_cond): Fold statement. (remove_useless_stmts_1): Fold trees we know how to fold. 2004-10-14 Joseph S. Myers <joseph@codesourcery.com> * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS), config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow -m64. 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com> * reload.c (find_reloads): When reloading a PLUS with constant operand, make sure the constant is pushed to the constant pool if required. * config/s390/s390.c (s390_secondary_input_reload_class): Remove reload bug workaround. (s390_expand_plus_operand): Likewise. 2004-10-14 David Edelsohn <edelsohn@gnu.org> * opts.c (common_handle_option): Do not enable flag_speculative_prefetching for -fprofile-generate/use. 2004-10-14 Devang Patel <dpatel@apple.com> PR 17635 * tree-if-conv.c (process_phi_nodes): Process latch block. (combine_blocks): Process latch block and update loop structure. 2004-10-14 Olga Golovanevsky <olga@il.ibm.com> * tree-vectorizer.c (vect_generate_tmps_on_preheader): (vect_update_ivs_after_vectorizer): (vect_transform_for_unknown_loop_bound): (tree_duplicate_loop_to_edge): (allocate_new_names): (rename_use_op): (rename_def_op): (rename_variables_in_bb): (free_new_names): (rename_variables_in_loop): (copy_phi_nodes): (update_phis_for_duplicate_loop): (update_phi_nodes_for_guard): (make_loop_iterate_ntimes): (tree_duplicate_loop_to_edge_cfg): (add_loop_guard): (vect_analyze_loop_with_symbolic_num_of_iters): (verify_loop_for_duplication): (vect_gen_niters_for_prolog_loop): (vect_update_niters_after_peeling): (vect_update_inits_of_dr): (vect_update_inits_of_drs): (vect_build_loop_niters): (vect_do_peeling_for_alignment): New functions. (vect_transform_loop): Add unknown and known but indivisible loop bound support; add peeling for unalignment support. (vect_analyze_loop_form): Support symbolic number of iterations. (vect_transform_loop_bound): New input parameter. (vect_get_loop_niters): Change input parameter type. (new_loop_vec_info): LOOP_VINFO_NITERS is tree now. (vectorizable_store): Allow unaligned access. (vectorize_loops): Add rewrite_into_loop_closed_ssa. (vect_analyze_data_refs_alignment): Allowed one unaligned store. * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined to use tree. (LOOP_VINFO_INT_NITERS): New macro. (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define. (do_peeling_for_alignment): (unaligned_drs): New members of _loop_vec_info. (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro. 2004-10-14 Ranjit Mathew <rmathew@hotmail.com> * tree.h (TREE_STRING_POINTER): Wrap in "const char *". (struct tree_string): Remove "const" qualifier for "str". 2004-10-14 Ira Rosen <irar@il.ibm.com> * tree-vectorizer.c (vect_analyze_data_refs): Call vect_get_base_and_bit_offset to get memory tag for array ref. (vect_create_addr_base_for_vector_ref): Remove redundant checks. 2004-10-14 Richard Earnshaw <rearnsha@arm.com> * configure.ac: Use $LN_S for creating symlinks (not $LN). * configure: Regenerate. 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * doc/install.texi (*-*-solaris2*): Update with info about kernel patches to solve spurious testsuite failures. 2004-10-14 Dorit Naishlos <dorit@il.bim.com> * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts. Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode. (vect_analyze_operations): Make sure the vectorization factor > 1. Add gcc_assert under ENABLE_CHECKING. (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to get_vectype_for_scalar_type). (vect_get_vec_def_for_operand): Remove redundant variables. (vect_transform_loop): Likewise. 2004-10-14 Richard Sandiford <rsandifo@redhat.com> * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and global for -mcaller-super-interworking. (CALLER_INTERWORKING_SLOT_SIZE): New macro. * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does not need a frame pointer. (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to the soft frame pointer offset. (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking. * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use _interwork_{r7,r11}_call_via_rN if some arguments are passed on the stack. Use frame_pointer_needed to choose between them. * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions. (interwork_with_frame): New macro. (interwork): Add _interwork_{r7,r11}_call_via_rN(). 2004-10-14 Ben Elliston <bje@au.ibm.com> PR other/17900 * diagnostic.c (trim_filename): Fix logic bug in walking backwards up the filename looking for a previous directory separator. 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk> * c-tree.h (enum c_typespec_kind, struct c_typespec, parser_xref_tag): New. (struct c_declspecs): Add tag_defined_p. Adjust definition of typedef_p. (declspecs_add_type): Adjust prototypes. * c-parse.in (%union): Add tstype. (typespec_nonattr, typespec_attr, typespec_reserved_nonattr, typespec_reserved_attr, typespec_nonreserved_nonattr, structsp_attr, structsp_nonattr): Change to tstype. Update actions. * c-decl.c (build_null_declspecs): Initialize tag_defined_p. (declspecs_add_type): Update to take struct c_typespec argument. Set tag_defined_p and typedef_p as appropriate. (xref_tag): Rename to parser_xref_tag and replace by wrapper. Update to return struct c_typespec. (shadow_tag_warned): Don't let empty declarations with qualifiers or storage class specifiers redeclare a tag if a previous declaration is visible. 2004-10-13 Richard Henderson <rth@redhat.com> PR debug/15860 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction for DECL_INCOMING_RTL. 2004-10-14 Hans-Peter Nilsson <hp@axis.com> PR target/17984 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply trunc_int_for_mode for constants used in shortened mode. 2004-10-13 Richard Henderson <rth@redhat.com> PR c/17384 * c-common.c (handle_mode_attribute): Disallow mode changes that alter the CODE of the top-level type. * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit integer from internal limits macros. * config/i386/mm3dnow.h (__v2sf): Fix base type. 2004-10-13 Richard Henderson <rth@redhat.com> PR debug/13841 * function.c (instantiate_decl): Recurse for CONCAT. 2004-10-13 David Edelsohn <edelsohn@gnu.org> * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for andi./andis. (anddi3): Same. (extzvdi_internal1): Add attribute "compare". (extzvdi_internal2): Same. 2004-10-12 Tom Tromey <tromey@redhat.com> * doc/md.texi (Insn Canonicalizations): Removed extraneous quote. 2004-10-13 Dale Johannesen <dalej@apple.com> * doc/extend.texi (Extended Asm): Rewrite asm volatile description. 2004-10-13 Frank Ch. Eigler <fche@redhat.com> * toplev.c (compile_file): Call mudflap_finish_file from here ... * c-decl.c (c_write_global_declarations): ... instead of here ... * cp/decl.c (cp_finish_file): ... and here. * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message. 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu> * tree-ssa-dom.c (record_range): Free the element if we are not going to use it. 2004-10-13 Tom Tromey <tromey@redhat.com> PR java/15578: * gcc.c (option_map): Added --extdirs and --encoding. 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr> PR target/14454 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to sparc_can_output_mi_thunk. (sparc_output_mi_thunk): Simplify handling of delta offset. Add handling of vcall offset. (sparc_can_output_mi_thunk): New predicate. * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET. (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete. (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook. * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment. * config/sparc/sparc.md (movdi): Remove redundant test. 2004-10-13 Paolo Bonzini <bonzini@gnu.org> * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL, TDF_IPA from -fdump-tree-*-all. 2004-10-13 Paul Brook <paul@codesourcery.com> * config/arm/arm-protos.h (arm_load_pic_register): Update prototype. * config/arm/arm.c (thumb_find_work_register): Update comments. (arm_load_pic_register): Add argument for scratch register. (arm_expand_prologue, thumb_expand_prologue): Pass extra argument. * config/arm/arm.md (builtin_setjmp_receiver): Ditto. 2004-10-13 Kazu Hirata <kazu@cs.umass.edu> * tree-data-ref.c: Fix comment typos. 2004-10-13 Jakub Jelinek <jakub@redhat.com> Zdenek Dvorak <dvorakz@suse.cz> PR tree-optimization/17724 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info. 2004-10-13 Dorit Naishlos <dorit@il.ibm.com> * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()). (altivec_builtin_mask_for_store): Likewise. (altivec_init_builtins): Use lang_hooks.builtin_function to create the decls for builtin_altivec_mask_for_load/store. 2004-10-13 Nick Clifton <nickc@redhat.com> * config/c4x/c4x.c: Remove inclusion of loop.h. 2004-10-12 Ben Elliston <bje@au.ibm.com> * basic-block.h (edge_iterator): Keep the address of VEC(edge) *. (ei_container): New; renamed. (ei_start, ei_last): New macros. (ei_start_1, ei_last_1): Renamed from ei_start. (ei_last_1, ei_end_p): Use ei_container() where applicable. (ei_one_before_end_p, ei_next, ei_edge): Likewise. * gcse.c (remove_reachable_equiv_notes): Use ei_container(). 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr> * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h. * cfgloop.c (initialize_loops_parallel_p): New. (flow_loops_find): Initialize the parallel_p field to true for all the loops. * tree-ssa-loop-niter.c: Include "tree-data-ref.h". (estimate_numbers_of_iterations_loop): Infers the loop bounds from the size of the data accessed in the loop. (struct nb_iter_bound): Moved... * cfgloop.h (struct nb_iter_bound): ... here. (estimated_nb_iterations, parallel_p): New fields in struct loop. (record_estimate): Declare extern here. * tree-chrec.c: Fix comments. (nb_vars_in_chrec): New function. * tree-chrec.h (nb_vars_in_chrec): Declared here. * tree-data-ref.c: Don't include lambda.h, that is already included in tree-data-ref.h. (tree_fold_divides_p): Don't check for integer_onep. (tree_fold_bezout): Removed. (gcd): New static duplicated function. (int_divides_p, dump_subscript): New. (dump_data_dependence_relation): Use dump_subscript. (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations, estimate_niter_from_size_of_data): New. (analyze_array_indexes, analyze_array): Call estimate_niter_from_size_of_data during the detection of array references. Pass in a pointer to the statement that contains the array reference. (all_chrecs_equal_p): New. (compute_distance_vector): Renamed compute_subscript_distance. Deal with multivariate conflict functions. (initialize_data_dependence_relation): Initialize DDR_AFFINE_P, DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT. (non_affine_dependence_relation): New. (analyze_ziv_subscript, analyze_siv_subscript_cst_affine, analyze_siv_subscript, analyze_miv_subscript, analyze_overlapping_iterations, subscript_dependence_tester): Initialize and return last_conflicts function. (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar, compute_overlap_steps_for_affine_1_2): New. (analyze_siv_subscript_affine_cst): Removed. (analyze_subscript_affine_affine): Disprove dependences based on the iteration domains. Solve the univariate dependence case as before, but use lambda_matrix_right_hermite instead of tree_fold_bezout. Implement the multivariate case of 2 versus 1 variables. (build_classic_dist_vector, build_classic_dir_vector): Implement some unhandled cases. (find_data_references_in_loop): Compute and initialize loop->estimated_nb_iterations and loop->parallel_p. (analyze_all_data_dependences): Modify the debug dump order. * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B, subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed. (SUB_LAST_CONFLICT, subscript->last_conflict, data_dependence_relation->affine_p, data_dependence_relation->size_vect, DDR_AFFINE_P, DDR_SIZE_VECT): New. (find_data_references_in_loop, initialize_data_dependence_relation, dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here. 2004-10-12 Kelley Cook <kcook@gcc.gnu.org> * configure: Regenerate. 2004-10-12 Fariborz Jahanian <fjahanian@apple.com> PR 17892 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function. (simplify_rhs_and_lookup_avail_expr): Disallow associativity and constant folding of floating point MULT_EXPR/PLUS_EXPR expressions. 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref. (s390_gimplify_va_arg): Likewise. 2004-10-12 Daniel Jacobowitz <dan@debian.org> * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P) (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P) (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions. * regclass.c (record_address_regs): Remove ifdef. Use REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS. * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary definition. (scan_rtx_address, replace_oldest_value_addr): Use REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS. * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove unnecessary definitions. (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS. * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed. (MODE_BASE_REG_REG_CLASS): Define. (REGNO_MODE_OK_FOR_REG_BASE_P): Define. (REG_MODE_OK_FOR_REG_BASE_P): Define. * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS, REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P. 2004-10-12 Daniel Berlin <dberlin@dberlin.org> * tree-ssa-alias.c (verify_name_tags): New function. (verify_flow_sensitive_alias_info): Remove code that used to check name tags. (verify_alias_info): Call verify_name_tags. 2004-10-12 Kazu Hirata <kazu@cs.umass.edu> PR rtl-optimization/17931 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with ZERO_EXTRACT in it. 2004-10-12 Richard Earnshaw <rearnsha@arm.com> * arm.c (arm_print_operand): Use output_operand_lossage where possible rather than aborting. 2004-10-12 Paul Brook <paul@coudesourcery.com> * config.gcc: Add armv6{k,z,zk} * config/arm/arm-cores.def: Add arm1176 and mpcore. * config/arm/tune.md: Regenerate. * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK): Define. (all_architectures): Add armv6k, armv6z, armv6zk. * config/arm/lib1funcs.asm: Recognise new arm arcitectures. * doc/invoke.texi: Document new arch and cpu values. 2004-10-12 Paul Brook <paul@coodesourcery.com> * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to meabi=4. 2004-10-12 Paul Brook <paul@codesourcery.com> * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints. Handle negative constants. 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk> PR c/17301 * c-typeck.c (convert_arguments): Return error_mark_node if there are too few arguments. (build_function_call): Handle error_mark_node return from convert_arguments. 2004-10-06 Paolo Bonzini <bonzini@gnu.org> * configure.ac (symbolic_link): Replace with $LN_S. (Assembler/Linker): Hard link from gas and binutils trees. * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp. * configure: Regenerate. 2004-10-12 Paul Brook <paul@codesourcery.com> * configure.ac: Don't look for host assembler when building a canadian cross. * configure: Regenerate. 2004-10-11 Roger Sayle <roger@eyesopen.com> PR other/17361 * c-opts.c (permit_fortran_options): Delete/obsolete global variable. (c_common_init_options): Remove #ifdef CL_F77 code. Scan command line options for "-lang-asm" and if found allow any of the C-family front-end options. (c_common_handle_option): Remove last use of permit_fortran_options. 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390.c (print_operand): Support 'S' format flag. * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag. ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise. ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise. ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise. ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise. ("*movstricthi"): Likewise. ("*load_multiple_di", "*load_multiple_si"): Likewise. ("*store_multiple_di", "*store_multiple_si"): Likewise. ("*sethiqisi", "*sethihisi"): Likewise. ("*sethiqidi_64", "*sethiqidi_31"): Likewise. ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise. ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise. ("*xorqi3", "*xc", "*xc_zero"): Likewise. ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise. ("*tmhi_full"): Fix incorrect op_type attribute. ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash. ("*subdi3_slb_cc", "*subdi3_slb"): Likewise. ("*addsi3_alc_cc", "*addsi3_alc"): Likewise. ("*subsi3_slb_cc", "*subsi3_slb"): Likewise. 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu PR middle-end/16266 * function.c (temp_slots_at_level): Fix typo which creates too many temp stack slots levels. 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390.c (s390_trampoline_template): Generate shorter trampoline code. (s390_trampoline_instantiate): Adapt. * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code. 2004-10-11 Roger Sayle <roger@eyesopen.com> PR middle-end/17657 * stmt.c (add_case_node): Add additional type argument. Declare as static to match prototype. Convert the upper and lower bounds to the specified index type. Optimize away case ranges/values that are outside the index type's bounds. Truncate case ranges that span the index type's bounds. (expand_case): Avoid unnessary computation and memory allocation when index type is error_mark_node. Pass index_type as required by change to add_case_node API. No need to convert case range bounds to index_type, this is now done by add_case_node. 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390-protos.h (s390_offset_p): Add prototype. * config/s390/s390.c (s390_offset_p): New function. * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to transform Q->Q alternatives to *clc pattern. ("*clc"): Move. ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa", "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter to transform Q->Q alternatives to *mvc pattern. ("*mvc"): Move. Add peephole to merge adjacent MVCs. ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch", "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to transform Q->Q alternatives to *nc pattern. ("*nc"): New insn. New peephole to merge adjacent NCs. ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch", "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to transform Q->Q alternatives to *oc pattern. ("*oc"): New insn. New peephole to merge adjacent OCs. ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to transform Q->Q alternatives to *xc pattern. ("*xc"): New insn. New peephole to merge adjacent XCs. ("*xc_zero"): Move. Add peephole to merge adjacent XCs. 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu> * gimplify.c (gimple_push_condition): Make sure that we don't have any saved condition cleanup if we were at the top level. 2004-10-11 Richard Sandiford <rsandifo@redhat.com> * config/frv/frv.md (*adddi3_internal): Change name to... (adddi3): ...replacing the exisiting define_expand. Combine alternatives. Fix the range of the constant constraints ('J' instead of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg to extract the lower and upper halves of the DImode operands. Always use addi3_lower and adddi3_upper, not the subdi3 forms. (adddi3_lower): Fix the range of the constant constraints and remove the bogus operands[2] check. (adddi3_upper): Use gpr_or_int10_operand as the predicate for operand 2. Use addxi to handle constant operands. (subdi3_lower, subdi3_upper): Don't handle constant operands. 2004-10-11 Nathan Sidwell <nathan@codesourcery.com> * gengtype-lex.l: Add commented } & ) characters to unconfuse editor's paren matching. Allow #define inside a struct. 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu> PR middle-end/17703 part of PR c++/17657 * fold-const.c (fold_build_cleanup_point_expr): New function. * tree.h (fold_build_cleanup_point_expr): Prototype. 2004-10-10 Eric Christopher <echristo@redhat.com> * dwarf2out.c: Move attribute to subprogram declaration instead of subroutine type. 2004-10-10 Kazu Hirata <kazu@cs.umass.edu> * basic-block.h: Remove the prototypes for can_hoist_insn_p, hoist_insn_after, and hoist_insn_to_edge. * rtl.h: Remove the prototypes for reg_referenced_between_p, no_jumps_between_p, and insn_dependent_p. * rtlanal.c (no_jumps_between_p, reg_referenced_between_p, insn_dependent_p, insn_dependent_p_1, hoist_test_store, can_hoist_insn_p, hoist_update_store, hoist_insn_after, hoist_insn_to_edge): Remove. 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk> PR c/17881 * c-decl.c (grokparms): Don't warn for parameters of incomplete type in declarations that are not definitions except for the case of parameters of void type. 2004-10-10 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c: Fix comment typos. 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk> PR c/17301 * builtins.c (expand_builtin_va_start): Check for too few arguments to va_start. 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk> PR c/17189 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed fields a pedwarn. Pedwarn here for unnamed structs/unions if pedantic. * c-parse.in (component_decl): Don't pedwarn here for unnamed fields. 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz> PR tree-optimization/17906 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to copy non-gimple reg arguments. 2004-10-09 Roger Sayle <roger@eyesopen.com> PR rtl-optimization/17853 * simplify-rtx.c (simplify_relational_operation): Correct comment. Reorganize handling of comparison operations with floating point results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE). Likewise, introduce support for comparison operations with vector result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro. * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro. * doc/tm.texi: Likewise. 2004-10-09 Steven Bosscher <stevenb@suse.de> * regs.h (struct reg_info_def): Remove the last_node_uid and changes_mode fields. (REGNO_LAST_NOTE_UID): Don't define. * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID. * regmove.c (copy_src_to_dest): Likewise. 2004-10-09 Roger Sayle <roger@eyesopen.com> PR middle-end/17894 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the relational comparison operator op needs to be swapped/reversed when C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9. 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/17902 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels instead of bsi_start. (value_replacement): Likewise. (abs_replacement): Likewise 2004-10-09 Steven Bosscher <stevenb@suse.de> * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function. (expand_gimple_cond_expr, expand_gimple_tailcall, expand_gimple_basic_block): Use it to dump RTL for each stmt. (tree_expand_cfg): Announce full RTL function dump. * tree-optimize.c (execute_one_pass): Use normal RTL printing, not the graph version. * tree-pretty-print.c (dump_generic_node): Allow empty statements in the arms of a COND_EXPR for lowered nodes. 2004-10-08 Joseph S. Myers <joseph@codesourcery.com> * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16, atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64, strtoufix16, strtoufix32, strtoufix64): Declare. 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk> * c-lex.c (interpret_float): Give a pedwarn rather than a warning for an out-of-range floating point constant. * builtins.c (fold_builtin_inf): Give a pedwarn rather than a warning if the target format does not support infinities. 2004-10-08 Kazu Hirata <kazu@cs.umass.edu> * emit-rtl.c (last_label_num, base_label_num): Remove. (max_label_num): Always return label_num. (set_new_last_label_num, restore_emit_status): Remove. (init_emit): Don't initialize last_label_num. * function.c (pop_function_context_from): Don't call restore_emit_status. * function.h: Remove the prototype for restore_emit_status. * rtl.h: Remove the prototype for set_new_last_label_num. 2004-10-08 Kazu Hirata <kazu@cs.umass.edu> * stmt.c (expand_decl_init): Remove. * tree.h: Remove the corresponding prototype. 2004-10-08 Kazu Hirata <kazu@cs.umass.edu> * integrate.c (try_constants, subst_constants, mark_stores): Remove. * integrate.h: Remove the prototype for try_constants. 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk> * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto. (convert_for_assignment): Handle ic_argpass_nonproto. Add comments about its relevance to errors. (c_convert_parm_for_inlining): Use ic_argpass_nonproto. 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu> PR c/16999 * c-ppoutput.c (cb_ident): Don't quote string as it is already quoted. 2004-10-08 Diego Novillo <dnovillo@redhat.com> * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate reference_node_pool. 2004-10-08 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c: Fix a comment typo. 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com> * config/s390/s390.c (s390_register_info): Don't save fprs for -msoft-float. (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float. 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define. (TARGET_DEFAULT): Use symbolic values. * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine. (TARGET_DEFAULT): Use symbolic values. * config/s390/s390.c (s390_backchain_string): Initialize to TARGET_DEFAULT_BACKCHAIN. 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * builtins.c (expand_builtin_mempcpy): Move tree handling code to fold_builtin_mempcpy. Accept a type parameter. Delete duplicate code. (expand_builtin_strcat): Accept a type parameter. (fold_builtin_mempcpy): Accept a type and endp parameter. * builtins.c (expand_builtin_strncpy): Delete duplicate code. Accept an `exp' instead of an `arglist'. 2004-10-08 Nathan Sidwell <nathan@codesourcery.com> * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert, reverting my 2004-09-07 patch to use build_int_cst. 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr> PR target/17245 * config/sparc/sparc.c (input_operand): Remove redundant code for handling LO_SUM. (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9. <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9. Otherwise only accept it for TFmode if quad move insns are available. 2004-10-08 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that common cases will be caught earlier than others. 2004-10-08 Michael Matz <matz@suse.de> * loop-doloop.c (doloop_optimize): Extend count. 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.md (prefetch_media, prefetch_i4): New insns. (prefetch): Convert to expander. 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the first argument of CALL. (tls_local_dynamic): Likewise. 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk> * c-typeck.c (enum impl_conv): New. (convert_for_assignment): Use it. Take tree for function called instead of its name. Handle ObjC selectors for diagnostics at start of function. Select diagnostic text within the function using full sentences for diagnsotics. Use %qE to name functions in diagnostics. (convert_arguments, build_modify_expr, c_convert_parm_for_inlining, digest_init, c_finish_return): Update callers to convert_for_assignment. (warn_for_assignment): Remove. 2004-10-08 Nick Clifton <nickc@redhat.com> * config/sh/symbian.c (symbian_possibly_export_base_class): Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with TYPE_CONTAINS_VPTR_P. 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com> * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers form all_used_regs. Update call_really_used_regs. (CALL_REALLY_USED_REGISTERS): Define. * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs with call_really_used_regs. 2004-10-08 Alan Modra <amodra@bigpond.net.au> * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o for -profile as well as -p and -pg. 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu> * libgcc2.c (__moddi3): Cast &w to UDWtype*. 2004-10-07 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (tree_block_forwards_to): Remove. * tree-flow.h: Remove the corresponding prototype. 2004-10-07 Kazu Hirata <kazu@cs.umass.edu> * tree-flow-inline.h (phi_nodes): Remove an unnecessary check for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR. 2004-10-07 Geoffrey Keating <geoffk@apple.com> Radar 3813796 * config/rs6000/rs6000.c (rs6000_generate_compare): When flag_trapping_math is in effect, don't generate subtract instructions. 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390-protos.h (s390_narrow_logical_operator): Add. * config/s390/s390.c (s390_narrow_logical_operator): New function. (s390_extra_constraint_str): Add 'A' constraints. (s390_const_ok_for_constraint_p): Add 'Nx' constraints. * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint. (CONSTRAINT_LEN): Likewise. * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter. ("*andsi3_zarch", "*andsi3_esa"): Likewise. ("*andhi3_zarch", "*andhi3_esa"): Likewise. ("*iordi3"): Add OI alternative and splitter. ("*iorsi3_zarch", "*iorsi3_esa"): Likewise. ("*iorhi3_zarch", "*iorhi3_esa"): Likewise. ("*xordi3"): Add XI alternative and splitter. ("*xorsi3", "*xorhi3"): Likewise. 2004-10-07 Richard Sandiford <rsandifo@redhat.com> * config/mips/mips.c (mips_function_rodata_section): New function. (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it. 2004-10-07 Devang Patel <dpatel@apple.com> * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH, UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB, UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW, UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI, UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI, UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI, UNSPEC_VCONDU_V16QI): New constant defines. (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi, vconduv16qi): New patterns. * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function. * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function. (get_vec_cmp_insn): Same. (get_vsel_insn): Same. (rs6000_emit_vector_compare): Same. (rs6000_emit_vector_select): Same. (INSN_NOT_AVAILABLE): New. 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz> PR tree-optimization/17749 * tree-tailcall.c (find_tail_calls): Check that parameter is a gimple_reg. 2004-10-07 Kazu Hirata <kazu@cs.umass.edu> * config/ia64/ia64.c: Fix a comment typo. 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr> * doc/install.texi (*-*-solaris2*): Fix marker for URL. 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org> PR c++/17115 * tree-inline.c (expand_call_inline): Do not warn for functions marked with attribute noinline. 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr> PR target/17862 * config/sparc/sparc.c (sparc_output_mi_thunk): Set current_function_uses_only_leaf_regs as well as sparc_leaf_function_p. * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead of 0 as 4th argument to pass_by_reference. Call build_va_arg_indirect_ref instead of build_fold_indirect_ref. 2004-10-06 Eric Christopher <echristo@redhat.com> * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf attribute. 2004-10-07 Richard Sandiford <rsandifo@redhat.com> PR target/17770 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute. 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz> PR rtl-optimization/17791 * loop-doloop.c (doloop_modify): Take number of iterations as argument. (doloop_optimize): Extend or shorten the number of iterations when changing mode of counter register. * loop-iv.c (lowpart_subreg): Export. * rtl.h (lowpart_subreg): Declare. 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz> PR tree-optimization/17806 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags. * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP flags moved to split_edge. 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr> PR middle-end/17835 * expmed.c (expand_sdiv_pow2): Force a stack adjustment before tentatively building the conditional move sequence. 2004-10-07 Richard Sandiford <rsandifo@redhat.com> PR target/16815 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING check. * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of function_arg_padding. 2004-10-07 Richard Sandiford <rsandifo@redhat.com> PR bootstrap/17857 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto. 2004-10-07 Kazu Hirata <kazu@cs.umass.edu> * hooks.c (hook_int_void_1, hook_void_int): Remove. * hooks.h: Remove the corresponding prototypes. 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu> PR middle-end/17849 * tree-nested.c (walk_stmt_info): Add changed field. (convert_nonlocal_reference): Set changed to when we change a decl to unnested decl. <case ADDR_EXPR>: Instead of checking if the immediate part of the ADDR_EXPR changed, check the field changed. Use recompute_tree_invarant_for_addr_expr instead of unsetting TREE_INVARIANT. (convert_local_reference): Set changed to when we change a decl to unnested decl. <case ADDR_EXPR>: Instead of checking if the immediate part of the ADDR_EXPR changed, check the field changed. Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR. 2004-10-06 Kazu Hirata <kazu@cs.umass.edu> * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove. * dwarf2out.c (dwarf2out_init): Remove references to DWARF2_GENERATE_TEXT_SECTION_LABEL. * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL. * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove. 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk> * c-typeck.c (convert_arguments): Take expression for called function rather than its name. Handle ObjC selectors directly rather than relying on warn_for_assignment to do so. Call warning directly rather than warn_for_assignment. Use %qE in diagnostics. Say "argument" rather than "arg" in diagnostics. (build_function_call): Update call to convert_arguments. 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu> PR debug/17787 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and ENUMs specially instead of just saying we do. 2004-10-06 Eric Christopher <echristo@redhat.com> * dwarf2.h: Sync with include/elf/dwarf2.h 2004-10-06 Daniel Berlin <dberlin@dberlin.org> * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO and TREE_VEC nodes. 2004-10-06 Daniel Berlin <dberlin@dberlin.org> * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value. 2004-10-06 Daniel Berlin <dberlin@dberlin.org> * lambda-code.c (compute_nest_using_fourier_motzkin): New function. (lambda_compute_auxillary_space): Split from here. 2004-10-06 Daniel Berlin <dberlin@dberlin.org> * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static. * tree-flow.h: Add prototype. * lambda-code.c (invariant_in_loop_and_outer_loops): Use expr_invariant_in_loop. 2004-10-06 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (thread_jumps): Remove a duplicate check for EXIT_BLOCK_PTR. 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390-protos.h (s_imm_operand): Remove. (s390_pool_operand): Add prototype. * config/s390/s390.c (general_s_operand): Remove. (s_imm_operand): Remove. (s_operand): Merge contents of general_s_operand. (s390_pool_operand): New function. * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand. * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns. ("*cmpdi_ccu"): Merge Q->Q alternative. ("*cmpsi_ccu", "*cmphi_ccu"): Likewise. ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives. ("*cli"): Remove. ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise. ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise. ("*movstricthi"): Use memory_operand instead of s_imm_operand. 2004-10-06 Steve Ellcey <sje@cup.hp.com> * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to call ia64_function_arg_boundary. * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New. * config/ia64/ia64.c (ia64_function_arg_boundary): New. (ia64_function_arg_advance): Do not put 128 bit floats into FP registers. 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * builtins.c (expand_builtin_strcpy): Delete duplicate code. Accept an expression instead of an arglist. (expand_builtin_stpcpy): Accept an expression instead of an arglist. 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr> PR target/16007 * doc/install.texi (*-*-solaris2*): Mention potential problem with Sun assembler + GNU linker and C++ programs. Document status of binutils 2.15 release. 2004-10-06 Jan Hubicka <jh@suse.cz> * cse.c (cse_main): Kill push/pop context. 2004-10-05 Zack Weinberg <zack@codesourcery.com> * pretty-print.c: Include tree.h. (pp_base_prepare_to_format): New function, logic from text_specifies_location. (pp_base_format_text): Use gcc_assert. * pretty-print.h (pp_prepare_to_format): New macro. (pp_base_prepare_to_format): Prototype. * diagnostic.c (text_specifies_location): Delete. (bug_report_request): Delete. (diagnostic_set_info): Don't call text_specifies_location. (diagnostic_action_after_output): Put text from bug_report_request inline here. Use gcc_unreachable. (diagnostic_report_current_function): Fix comment. (diagnostic_report_diagnostic): Clarify logic for error recursion. Call pp_prepare_to_format before diagnostic_starter. (trim_filename): Use IS_DIR_SEPARATOR. (fatal_error, internal_error): Use gcc_unreachable. (error_recursion): Call diagnostic_action_after_output to issue the bug_report_request message and exit. * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies. * c-parse.in: Add list of diagnostic messages to insulate translation template from version of yacc/bison used to compile the grammar. 2004-10-06 Alan Modra <amodra@bigpond.net.au> PR 16406 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document. 2004-10-05 Kazu Hirata <kazu@cs.umass.edu> * basic-block.h: Remove the prototype for flow_preorder_transversal_compute. * cfganal.c (dfst_node): Remove. (flow_preorder_transversal_compute): Likewise. * rtl.h: Remove the prototype for get_jump_table_offset. * rtlanal.c (get_jump_table_offset): Remove. 2004-10-05 Richard Henderson <rth@redhat.com> PR 17756 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL. 2004-10-05 Kelley Cook <kcook@gcc.gnu.org> PR bootstrap/17817 * Makefile.in: Stage the build directory too. 2004-10-05 Aldy Hernandez <aldyh@redhat.com> * config/frv/frv.h (LEGITIMIZE_ADDRESS): New. * config/frv/frv-protos.h (frv_legitimize_address): Protoize. (frv_emit_move): Same. * config/frv/frv.c (frv_emit_move): New. (frv_legitimize_address): New. * config/frv/frv.md ("movsi"): Call frv_emit_move. ("movqi"): Same. ("movhi"): Same. ("movdi"): Same. ("movsf"): Same. ("movdf"): Same. 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk> * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in system headers. 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk> * c-decl.c (pushdecl): When an extern declaration at block scope refers to a visible entity with internal linkage, use the old DECL rather than the new one. 2004-10-05 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in comments. 2004-10-05 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (thread_jumps): Remove a duplicate check for an infinite loop. 2004-10-05 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead of FOR_BB_BETWEEN. Remove a useless check for unreachable blocks. 2004-10-05 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (cleanup_tree_cfg): Don't call delete_unreachable_blosk() after thread_jumps(). (thread_jumps): Always remove basic blocks as they become unreachable. 2004-10-05 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (cleanup_tree_cfg): Remove variable something_changed. Simplify the while loop. 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * builtins.c (expand_builtin_memmove): Delete duplicate code and accept a tree type for the result. (expand_builtin_bcopy): Accept a tree type for the result. (fold_builtin_memmove): Accept an arglist and tree type for the result. 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390.c (s390_dump_pool): Remove return value. Use gen_pool_align, gen_pool_section_start/end instead of gen_pool_start/end_31/64. * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove. (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants. ("pool_start_31", "pool_end_31"): Remove. ("pool_start_64", "pool_end_64"): Likewise. ("pool_align", "pool_section_start", "pool_section_end": New insns. * config/s390/s390.c (s390_cannot_copy_insn_p): New function. (TARGET_CANNOT_COPY_INSN_P): Define. (s390_cannot_force_const_mem): Handle UNSPEC_INSN. (struct constant_pool): New member 'execute'. (s390_add_execute, s390_find_execute): New functions. (s390_execute_label, s390_execute_target): Likewise. (s390_dump_pool): Output in-pool execute target templates. (s390_dump_execute): New function. (s390_alloc_pool, s390_free_pool): Handle execute templates. (s390_mainpool_start, s390_mainpool_finish): Likewise. (s390_chunkify_start, s390_chunkify_finish): Likewise. * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants. ("*execute"): New insn pattern. ("movmem_short", "*movmem_short"): Use splitters to generate explicit execute pattern, remove embedded execute. ("clrmem_short", "*clrmem_short"): Likewise. ("cmpmem_short", "*cmpmem_short"): Likewise. 2004-10-05 Daniel Berlin <dberlin@dberlin.org> * tree-ssa.c (verify_ssa): Verify phi arguments only contain renamed names. 2004-10-05 Alan Modra <amodra@bigpond.net.au> * config/rs6000/linux.h: Formatting, whitespace. * config/rs6000/linux64.h: Likewise. * config/rs6000/rs6000-protos.h: Likewise. * config/rs6000/rs6000.c: Likewise. (easy_vector_splat_const): Add fall thru comments. (output_vec_const_move): Likewise. 2004-10-05 Kelley Cook <kcook@gcc.gnu.org> * Makefile.in: Update -Wno-error exceptions for move to build dir. 2004-10-05 Chao-Ying Fu <fu@mips.com> Richard Sandiford <rsandifo@redhat.com> * doc/invoke.texi (-mpaired-single): Link to the new description of the built-in functions. Document dependencies. (-mips3d): Add link here too. * doc/extend.texi (MIPS Paired-Single Support): New section. 2004-10-04 Chao-ying Fu <fu@mips.com> * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define. 2004-10-04 Diego Novillo <dnovillo@redhat.com> * tree-ssa-dom.c (tree_ssa_dominator_optimize): Initialize OPT_STATS to 0. 2004-10-04 Kazu Hirata <kazu@cs.umass.edu> * tree-data-ref.c: Fix comment typos. 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr> * tree-data-ref.c (array_base_name_differ_p): Fix comments. When the predicate cannot be computed, don't initialize the result to false. 2004-10-01 Eric Christopher <echristo@redhat.com> * dwarf2.h (dwarf_calling_convention): Add GNU prefix to locally defined enum. * dwarf2out.c (add_calling_convention_attribute): Don't emit DW_CC_normal. 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu> PR c/17178, PR c/17820 * c-decl.c (pop_scope): Do not warn about unused static variables as they warned in the middle-end. 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * builtins.c (expand_builtin_memcpy): Delete duplicate code and make the first parameter the expression not the arglist. 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com> * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode as valid modes to expand address expressions. 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk> * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c, c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c, c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow code formatting conventions. 2004-10-03 Richard Sandiford <rsandifo@redhat.com> * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case. 2004-10-03 Kazu Hirata <kazu@cs.umass.edu> PR tree-optimization/16632 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to fold (A & C) == D into 0, fold ~C. Similarly, for the case where | is used instead of &. 2004-10-03 Kazu Hirata <kazu@cs.umass.edu> * ginclude/stddef.h: Fix a comment typo. 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr> PR target/17443 * config.gcc (i?86-*-solaris2*): Restore correct logic for --enable-threads option. (sparc64-*-solaris2*): Likewise. (sparc-*-solaris2*): Likewise. 2004-10-03 Alan Modra <amodra@bigpond.net.au> * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define. (OS_MISSING_POWERPC64): Move, and comment. * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define. (OS_MISSING_POWERPC64): Move, and comment. 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com> * arm.c (output_call_mem): Add missing \t. 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp, expand_builtin_strncmp): Delete duplicate code. 2004-10-02 Frank Ch. Eigler <fche@redhat.com> * tree-mudflap.c (mf_build_check_statement_for): Reorganize to take check-base and -limit arguments. (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit check ranges for ARRAY_REF and COMPONENT_REF. (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary instrumentation. 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk> * c-objc-common.c (c_tree_printer): Correct description of %E. Don't fall through after printing an expression. 2004-10-02 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos. 2004-10-02 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (cleanup_tree_cfg): Speed up by calling delete_unrechable_blocks() only when necessary. 2004-10-02 P.J. Darcy <darcypj@us.ibm.com> * gthr-tpf.h (__gthread_recursive_mutex_t): New type. (__GTHREAD_RECURSIVE_MUTEX_INIT): Define. (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock, __gthread_recursive_mutex_unlock): New functions. 2004-10-02 P.J. Darcy <darcypj@us.ibm.com> * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c. * config/s390/tpf-eh.c: Remove file. * config/s390/tpf-unwind.h: New file. * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove. (MD_UNWIND_SUPPORT): Define. 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk> * c-typeck.c (warn_for_assignment): Don't permit argnum == 0. 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390-protos.h (s390_comparison): Add prototype. * config/s390/s390.c (s390_comparison): New function. (s390_branch_condition_mask): Return -1 for invalid comparisons. (s390_branch_condition_mnemonic): Assert valid comparison. * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison. * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long", "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use s390_comparison instead of comparison_operator. * config/s390/s390.md (UNSPEC_CMPINT): New constant. ("cmpmemdi"): Remove. ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode. ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise. ("cmpint_si"): Rename to ... ("*cmpint_si"): ... this. Use UNSPEC_CMPINT. ("cmpint_di", "*cmpint_di"): Likewise. * config/s390/s390.c (s390_canonicalize_comparison): Remove redundant UNSPEC_CMPINT conversions. (s390_expand_cmpmem): Adapt to cmpint pattern changes. 2004-10-01 Kazu Hirata <kazu@cs.umass.edu> * collect2.c (COLLECT_PARSE_FLAG): Remove. (main): Remove a reference to COLLECT_PARSE_FLAG * system.h: Poison COLLECT_PARSE_FLAG. * doc/tm.texi (COLLECT_PARSE_FLAG): Remove. 2004-10-01 Paul Brook <paul@codesourcery.com> * config/arm/crti.asm: Give _init and _fini function type. 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz> * common.opt (ftree-loop-ivcanon): Enable by default. * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Enable complete loop unrolling. (canonicalize_induction_variables, tree_unroll_loops_completely): Reset scev info. 2004-10-01 Paul Brook <paul@codesourcery.com> * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask, not register number. (thumb_find_work_register): Search full register range. 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/17343 * tree-cfg.c (group_case_labels): Get the label and not the case expr for the default case. When the label we looking at is the default, decrement the new_size. 2004-10-01 Jan Hubicka <jh@suse.cz> * c-decl.c (c_expand_body): Update call tree_rest_of_compilation. * cgraphunit.c (cgraph_build_static_cdtor): Likewise. * toplev.h (tree_rest_of_compilation): Update prototype. * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument. 2004-10-01 Kazu Hirata <kazu@cs.umass.edu> * tree-cfg.c (cleanup_tree_cfg): Pull a call to cleanup_control_flow() out of the while loop. 2004-10-01 Paolo Bonzini <bonzini@gnu.org> * tree-vectorizer.c (vectorizable_operation): Fail unless the mode for the vector type is indeed a vector mode. 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz> * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1, chrec_fold_multiply): Use fold_convert or build_int_cst_type instead of convert. * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop, add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs, follow_ssa_edge_in_rhs): Ditto. * tree-ssa-loop-ivopts.c (struct iv): Add base_object field. (dump_iv): Dump base_object. (dump_use, dump_cand): Use dump_iv. (determine_base_object): New function. (alloc_iv): Initialize base_object field. (record_use): Clear the ssa_name field of iv. (get_computation_cost_at): Do not use difference of addresses of two different objects. (may_eliminate_iv): Do not require the loop to have just single exit. * tree-ssa-loop-niter.c (zero_p): Do not check for overflows. (nonzero_p): New function. (inverse, number_of_iterations_cond, simplify_using_outer_evolutions, tree_simplify_using_condition, simplify_using_initial_conditions, loop_niter_by_eval, find_loop_niter_by_eval, estimate_numbers_of_iterations_loop, compare_trees, upper_bound_in_type, lower_bound_in_type, can_count_iv_in_wider_type_bound): Use buildN instead of build. Use fold_convert or build_int_cst_type instead of convert. Use (non)zero_p instead of integer_(non)zerop. 2004-10-01 Jakub Jelinek <jakub@redhat.com> Revert 2004-09-29 Jakub Jelinek <jakub@redhat.com> * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD and TI_VA_LIST_FPR_COUNTER_FIELD. (va_list_gpr_counter_field, va_list_fpr_counter_field): Define. * tree-pass.h (pass_stdarg): Add. * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg. * tree-stdarg.c: New file. * Makefile.in (OBJS-common): Add tree-stdarg.o. (tree-stdarg.o): Add dependencies. * function.h (struct function): Add va_list_gpr_size and va_list_fpr_size fields. * function.c (allocate_struct_function): Initialize them. * config/i386/i386.c (ix86_build_builtin_va_list): Initialize va_list_{g,f}pr_counter_field. (ix86_setup_incoming_varargs): Don't do anything if reg_save area will not be used. Only save registers that tree-stdarg.c detected they need saving. (ix86_va_start): Don't set up fields that won't be used. * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize va_list_{g,f}pr_counter_field. (setup_incoming_varargs): Don't do anything if reg_save area will not be used. Only save registers that tree-stdarg.c detected they need saving. (rs6000_va_start): Don't set up fields that won't be used. 2004-09-30 Eric Christopher <echristo@redhat.com> * dwarf2.h (dwarf_calling_convention): Add enum for renesas sh abi. * dwarf2out.c (add_calling_convention_attribute): New function. (gen_subroutine_type_die): Use. * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook. * target.h (gcc_target): Add dwarf_calling_convention. * hooks.c (hook_int_tree_0): New function. * hooks.h: Prototype. * config/sh/sh.c: Include dwarf2.h. (sh_dwarf_calling_convention): New function. (TARGET_DWARF_CALLING_CONVENTION): Use. * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document. 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * builtins.c (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr, expand_builtin_strpbrk, expand_builtin_strncat, expand_builtin_strspn, expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate code. 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390-protos.h (s390_expand_logical_operator): Add prototype. (s390_logical_operator_ok_p): Likewise. * config/s390/s390.c (s390_expand_logical_operator): New function. (s390_logical_operator_ok_p): Likewise. * config/s390/s390.md ("anddi3"): New expander. ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative. ("*anddi3_ss", "*anddi3_ss_inv"): Remove. ("andsi3"): Use s390_expand_logical_operator. ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative. ("*andsi3_ss", "*andsi3_ss_inv"): Remove. ("andhi3"): New expander. ("*andhi3_zarch", "*andhi3_esa"): New patterns. ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove. ("andqi3"): New expander. ("*andqi3_zarch", "*andqi3_esa"): New patterns. ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove. ("iordi3"): New expander. ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative. ("*iordi3_ss", "*iordi3_ss_inv"): Remove. ("iorsi3"): Use s390_expand_logical_operator. ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative. ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove. ("iorhi3"): New expiorer. ("*iorhi3_zarch", "*iorhi3_esa"): New patterns. ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove. ("iorqi3"): New expiorer. ("*iorqi3_zarch", "*iorqi3_esa"): New patterns. ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove. ("xordi3"): New expander. ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative. ("*xordi3_ss", "*xordi3_ss_inv"): Remove. ("xorsi3"): New expander. ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative. ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove. ("xorhi3"): New expander. ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative. ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove. ("xorqi3"): New expander. ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative. ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove. 2004-09-30 Roger Sayle <roger@eyesopen.com> * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same machine mode as the result. 2004-09-30 Ben Elliston <bje@au.ibm.com> PR bootstrap/17761 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and FOR_EACH_EDGE macros. 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk> * c-tree.h (readonly_error): Remove. * c-typeck (enum lvalue_use): New. (lvalue_or_else, readonly_error): Use it. All callers changed. (readonly_error): Make static. 2004-09-30 Jan Hubicka <jh@suse.cz> PR debug/13974 * cfgrtl.c (try_redirect_by_replacing_jump, force_nonfallthru_and_redirect, commit_one_edge_insertion, cfg_layout_merge_blocks): Do not attach any line number information to newly inserted instructions. * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to emit_insn_*_noloc. (emit_*insn_before, emit_insn*_after): New. (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite existing locators. * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare. (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill. 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390-protos.h (s390_arg_frame_offset): Remove. (s390_return_address_offset): Remove. (s390_can_eliminate): Add prototype. (s390_initial_elimination_offset): Add prototype. * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate. (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset. * config/s390/s390.c (s390_arg_frame_offset): Remove. (s390_return_address_offset): Remove. (s390_can_eliminate, s390_initial_elimination_offset): New functions. (struct machine_function): New member split_branches_pending_p. (s390_mainpool_start): Allow nonexistant pool insn for empty pool. (s390_mainpool_finish): Likewise. Clear base_reg if pool empty. (s390_optimize_prologue): Remove base_used argument. Call s390_update_frame_layout instead of s390_register_info. Handle prologue/epilogue insns that touch only RETURN_REGNUM. (s390_reorg): Remove base_used. Clear split_branches_pending_p. (s390_register_info): Remove base_used and return_addr_used arguments, compute special register usage inline. Return live register data to caller. (s390_frame_info): Remove arguments, do not call s390_register_info. (s390_init_frame_layout): New function. (s390_update_frame_layout): Likewise. (s390_emit_prologue): Call s390_update_frame_layout; some code move to there. Do not emit pool placeholder insn if unnecessary. 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390.c (legitimate_reload_constant_p): Remove floating point constant workaround. (s390_secondary_input_reload_class): Handle PLUS reloads with too-large constant. (s390_expand_plus_operand): Likewise. * config/s390/s390.md ("movdi"): Do not call force_const_mem. ("movsi"): Likewise. Also, remove workaround for non-general operands. ("movdf"): Do not call force_const_mem. ("movsf"): Likewise. Merge expander with *movsf insn. ("*movsf"): Remove, merge with movsf expander. 2004-09-30 Paul Brook <paul@codesourcery.com> * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o. (ENDFILE_SPEC): Define. * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set. 2004-09-30 Richard Henderson <rth@redhat.com> * config/alpha/qrnnd.asm: Mark for noexecstack. 2004-09-30 Kazu Hirata <kazu@cs.umass.edu> * protoize.c, tree-cfg.c: Fix comment typos. 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk> PR c/17730 * c-typeck.c (lvalue_or_else): Pass msgid directly to error. 2004-09-30 Diego Novillo <dnovillo@redhat.com> * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of expressions... (add_pointed_to_expr): ... here. Call add_pointed_to_expr for variables with DECL_INITIAL set. * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any pointer variable, if set. 2004-09-30 Kazu Hirata <kazu@cs.umass.edu> * config/sh/sh.c: Follow spelling conventions. 2004-09-29 Richard Henderson <rth@redhat.com> * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG. * doc/tm.texi (DWARF_ZERO_REG): New. * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue, alpha_expand_epilogue): Revert 2003-09-30 change to store zero. * config/alpha/alpha.h (DWARF_ZERO_REG): New. 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com> * builtins.c (expand_builtin_strlen): Do not call emit_move_insn with a PLUS as source operand. (expand_movstr): Likewise. (expand_builtin_stpcpy): Likewise. 2004-09-29 Richard Henderson <rth@redhat.com> PR 17739 * tree-gimple.c (is_gimple_reg): Reject hard registers. (is_gimple_asm_val): New. * tree-gimple.h (is_gimple_asm_val): Declare. * gimplify.c (gimplify_asm_expr): Use it. * tree-pretty-print.c (print_declaration): Dump hard regs. * tree-outof-ssa.c (check_replaceable): Don't check for hard regs. * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise. * tree-ssa-pre.c (is_undefined_value): Likewise. * tree-ssa-copy.c (may_propagate_copy): Likewise. (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER. * tree-ssa.c (warn_uninit): Likewise. * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL. 2004-09-29 Fariborz Jahanian <fjahanian@apple.com> * c-decl.c (merge_decls): Use comptype when comparing types to decide on DECL_SIZE save of olddecl. 2004-09-29 Daniel Berlin <dberlin@dberlin.org> * tree.h (INDIRECT_REF_P): New macro. * alias.c (get_alias_set): Use it (nonoverlapping_memrefs_p): Ditto. * emit-rtl.c (mem_expr_equal_p): Ditto. (set_mem_attributes_minus_bitpos): Ditto. (is_gimple_addressable): Ditto. (get_base_address): Ditto. * tree-ssa-alias.c (find_ptr_derefernece): Ditto. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto. * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto. * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto. * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto. (add_address_candidates): Ditto. (rewrite_address_base): Ditto. 2004-09-30 Ben Elliston <bje@au.ibm.com> * tree-flow.h (struct bb_ann_d): Remove num_preds member. * tree-into-ssa.c (rewrite_into_ssa): Don't set it. (rewrite_ssa_into_ssa): Likewise. * tree-phinodes.c (create_phi_node): Access the number of predecessor edges using EDGE_COUNT() and not num_preds. 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk> PR c/7425 * c-decl.c (merge_decls): Merge TREE_DEPRECATED. 2004-09-29 Eric Christopher <echristo@redhat.com> * fold-const.c (tree_swap_operands_p): Remove duplicated code. 2004-09-29 Hans-Peter Nilsson <hp@axis.com> * config/cris/cris.md (moverside, movemside): With MEM, make sure the address is (plus reg mem). 2004-09-29 David Edelsohn <edelsohn@gnu.org> * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define. 2004-09-29 Nathan Sidwell <nathan@codesourcery.com> * tree.c (make_node_stat): Fix uninitialized warning. Replace cascaded if ... else if with a switch. 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com> * read-rtl.c (apply_macro_to_string): Replace index with strchr. 2004-09-29 Jakub Jelinek <jakub@redhat.com> * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD and TI_VA_LIST_FPR_COUNTER_FIELD. (va_list_gpr_counter_field, va_list_fpr_counter_field): Define. * tree-pass.h (pass_stdarg): Add. * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg. * tree-stdarg.c: New file. * Makefile.in (OBJS-common): Add tree-stdarg.o. (tree-stdarg.o): Add dependencies. * function.h (struct function): Add va_list_gpr_size and va_list_fpr_size fields. * function.c (allocate_struct_function): Initialize them. * config/i386/i386.c (ix86_build_builtin_va_list): Initialize va_list_{g,f}pr_counter_field. (ix86_setup_incoming_varargs): Don't do anything if reg_save area will not be used. Only save registers that tree-stdarg.c detected they need saving. (ix86_va_start): Don't set up fields that won't be used. * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize va_list_{g,f}pr_counter_field. (setup_incoming_varargs): Don't do anything if reg_save area will not be used. Only save registers that tree-stdarg.c detected they need saving. (rs6000_va_start): Don't set up fields that won't be used. 2004-09-29 Jakub Jelinek <jakub@redhat.com> * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED, BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE, BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED, BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute. * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2, ATTR_NONNULL_1_4): New. 2004-09-29 Jakub Jelinek <jakub@redhat.com> PR tree-optimization/17697 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup cfg if needed. 2004-09-28 Per Bothner <per@bothner.com> * profile.c (branch_prob): Pass correct value to output_location, even when USE_MAPPED_LOCATION. Fixes bug from 09-11. 2004-09-28 Richard Henderson <rth@redhat.com> PR 15089 * tree-ssa-copy.c (may_propagate_copy_into_asm): New. * tree-flow.h (may_propagate_copy_into_asm): Declare. * tree-ssa-ccp.c (replace_uses_in): Use it. * tree-ssa-dom.c (cprop_operand): Likewise. 2004-09-28 Jeff Law <law@redhat.com> * tree-ssa-threadupdate.c (create_block_for_threading): Request that no outgoing edges be left in the duplicate block. Do no update information on outgoing edges or PHI nodes in target blocks here. (remove_ctrl_stmt_and_useless_edges): Renamed from remove_last_stmt_and_useless_edges. Handle case where the block is empty or has no control statements. Do not update edge flags here. (thread_block): Create a template block rather than copying the original block every time. Create outgoing edges from the duplicate blocks and update PHIs at the target of the outgoing edges here. Fix edge flags for the original block if necessary. * cfghooks (duplicate_block): No longer assert that the original block has incoming edges. 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com> * doc/extend.texi (Extended Asm): Add blurb about using Explicit Reg Vars to enforce register allocation with general constraints. (Explicit Reg Vars): Clarify relation to asm statements. (Local Reg Vars): Similar. 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com> * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK, TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES, build_control_flow, new_edge): Remove. (schedule_insns): Remove edge_table/in_edges/out_edges cleanup. (bitlst, bitlst_table_last, bitlst_table): Remove. (bblst): Store basic_block pointer instead of block index. (bblst_table): Likewise. (edgelst): Store edge pointer instead of edge index. (edgelst_table, edgelst_last): New variables. (extract_bitlst): Rename to ... (extract_edgelst): ... this. Return edge pointers, not indices. (split_edges): Update call. (rgn_edges): Store edge pointers instead of indices. (edge_to_bit): Remove. (EDGE_TO_BIT): Store per-region edge index in edge->aux. (SET_EDGE_TO_BIT): New macro. (is_cfg_nonregular): Check for simple cases of unreachable blocks. (find_rgns): Remove edge_list parameter. Traverse standard CFG data structures instead of haifa_edge et al. Use edge pointers instead of edge indices everywhere. (compute_dom_prob_ps): Use standard CFG data structures. Account for exit edges. (compute_trg_info): Likewise. (propagate_deps): Likewise. (debug_candidate): Account for bblst data structure change. (check_live_1, update_live_1, is_pfree): Likewise. (IS_REACHABLE): Use standard CFG data structures. (init_ready_list): Update bblst_table/edgelst_table allocation. (schedule_region): Update alloc/cleanup code to data structure changes. Use edge->aux to store per-region edge index. (init_regions): No longer call build_control_flow. Do not create edge list any more. 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com> * cse.c (cse_insn): Avoid creating direct non-local jumps. * combine.c (can_combine_p): Likewise. * local-alloc. (update_equiv_regs): Likewise. 2004-09-28 Richard Henderson <rth@redhat.com> PR 17531 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls. Don't check VOIDmode here. Force PLUS operands to common type. (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of Pmode if given a non pointer type. 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> PR 17531 * optabs.c (expand_binop): Force constants to the correct mode. 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390.c (s390_adjust_cost): Remove. (TARGET_SCHED_ADJUST_COST): Do not redefine. (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE. * config/s390/s390.md ("main_pool"): Use "larl" type attribute if TARGET_CPU_ZARCH. 2004-09-28 Jakub Jelinek <jakub@redhat.com> * config/ia64/ia64.c (ia64_expand_prologue): Declare ei variable. 2004-09-28 Diego Novillo <dnovillo@redhat.com> * tree-ssa-loop.c (pass_record_bounds): Do not assign a name to the pass. 2004-09-28 Steven Bosscher <stevenb@suse.de> * common.opt (flag_gcse_sm): Disable by default. (flag_gcse_las): Likewise. (flag_web): Likewise. Create from this file. * flags.h: Remove flag_web declaration. * toplev.c (flag_web): Likewise. (process_options): Never set flag_web. 2004-09-28 Steven Bosscher <stevenb@suse.de> * Makefile.in (tree-ssa-propagate.o): Depend on vec.h. * tree-ssa-propagate.c: Include vec.h. (interesting_ssa_edges, varying_ssa_edges): Make these VECs instead of varrays. (cfg_blocks_add): Assert the block is not already in the worklist. Update uses of interesting_ssa_edges and varying_ssa_edges. (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini, ssa_propagate): Likewise. 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk> PR c/16409 * c-decl.c (start_decl): Check for initializing incomplete array of VLAs. (build_compound_literal): Check for TYPE being error_mark_node. * c-parse.in (primary): Check for VLA compound literals. 2004-09-28 Diego Novillo <dnovillo@redhat.com> * tree-ssa-live.c (calculate_live_on_entry): Fix warnings with --disable-checking. 2004-09-28 Devang Patel <dpatel@apple.com> * tree-pretty-print.c (dump_generic_node): Print vector types. 2004-09-28 Nick Clifton <nickc@redhat.com> * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an invocation of the function sh_init_cumulative_args. (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise. (INIT_CUMULATIVE_INCOMING_ARGS): Delete. * config/sh/sh-protos.h: Prototype sh_init_cumulative_args. * config/sh/sh.c (sh_init_cumulative_args): New function based on the contents of the old INIT_CUMULATIVE_ARGS macro but with a heuristic added to determine the setting of force_mem when a library function is being called. 2004-09-28 Diego Novillo <dnovillo@redhat.com> * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>: Skip constant arguments. 2004-09-28 Diego Novillo <dnovillo@redhat.com> * tree-ssa-alias.c (create_name_tags): If PTR points to a volatile type, mark the tag volatile. (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag volatile. 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu> * tree.def (vec_cond_expr): Fix. Change 'e' to tcc_expression. 2004-09-28 Kazu Hirata <kazu@cs.umass.edu> * basic-block.h: Fix a comment typo. 2004-09-28 Kazu Hirata <kazu@cs.umass.edu> * optabs.c, optabs.h: Fix comment typos. 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr> * config/sparc/sparc.md (call_address_struct_value_sp32): Properly mask the immediate field of the 'unimp' instruction. (call_symbolic_struct_value_sp32): Likewise. 2004-09-28 Ben Elliston <bje@au.ibm.com> Steven Bosscher <stevenb@suse.de> Andrew Pinski <pinskia@physics.uc.edu> Merge from edge-vector-branch: * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge). (struct edge_def): Remove pred_next, succ_next members. (struct basic_block_def): Remove pred, succ members. Add preds and succs members of type VEC(edge). (FALLTHRU_EDGE): Redefine using EDGE_SUCC. (BRANCH_EDGE): Likewise. (EDGE_CRITICAL_P): Redefine using EDGE_COUNT. (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New. (edge_iterator): New. (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New. (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise. (FOR_EACH_EDGE): New. * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros where applicable. (rotate_loop): Likewise. (find_traces_1_route): Likewise. (bb_to_key): Likewise. (connect_traces): Likewise. (copy_bb_p): Likewise. (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise. (add_labels_and_missing_jumps): Likewise. (fix_up_fall_thru_edges): Likewise. (find_jump_block): Likewise. (fix_crossing_conditional_branches): Likewise. (fix_crossing_unconditional_branches): Likewise. (add_reg_crossing_jump_notes): Likewise. * bt-load.c (augment_live_range): Likewise. * cfg.c (clear_edges): Likewise. (unchecked_make_edge): Likewise. (cached_make_edge): Likewise. (make_single_succ_edge): Likewise. (remove_edge): Likewise. (redirect_edge_succ_nodup): Likewise. (check_bb_profile): Likewise. (dump_flow_info): Likewise. (alloc_aux_for_edges): Likewise. (clear_aux_for_edges): Likewise. (dump_cfg_bb_info): Likewise. * cfganal.c (forwarder_block_p): Likewise. (can_fallthru): Likewise. (could_fall_through): Likewise. (mark_dfs_back_edges): Likewise. (set_edge_can_fallthru_flag): Likewise. (find_unreachable_blocks): Likewise. (create_edge_list): Likewise. (verify_edge_list): Likewise. (add_noreturn_fake_exit_edges): Likewise. (connect_infinite_loops_to_exit): Likewise. (flow_reverse_top_sort_order_compute): Likewise. (flow_depth_first_order_compute): Likewise. (flow_preorder_transversal_compute): Likewise. (flow_dfs_compute_reverse_execute): Likewise. (dfs_enumerate_from): Likewise. (compute_dominance_frontiers_1): Likewise. * cfgbuild.c (make_edges): Likewise. (compute_outgoing_frequencies): Likewise. (find_many_sub_basic_blocks): Likewise. (find_sub_basic_blocks): Likewise. * cfgcleanup.c (try_simplify_condjump): Likewise. (thread_jump): Likewise. (try_forward_edges): Likewise. (merge_blocks_move): Likewise. (outgoing_edges_match): Likewise. (try_crossjump_to_edge): Likewise. (try_crossjump_bb): Likewise. (try_optimize_cfg): Likewise. (merge_seq_blocks): Likewise. * cfgexpand.c (expand_gimple_tailcall): Likewise. (expand_gimple_basic_block): Likewise. (construct_init_block): Likewise. (construct_exit_block): Likewise. * cfghooks.c (verify_flow_info): Likewise. (dump_bb): Likewise. (delete_basic_block): Likewise. (split_edge): Likewise. (merge_blocks): Likewise. (make_forwarder_block): Likewise. (tidy_fallthru_edges): Likewise. (can_duplicate_block_p): Likewise. (duplicate_block): Likewise. * cfglayout.c (fixup_reorder_chain): Likewise. (fixup_fallthru_exit_predecessor): Likewise. (can_copy_bbs_p): Likewise. (copy_bbs): Likewise. * cfgloop.c (flow_loops_cfg_dump): Likewise. (flow_loop_entry_edges_find): Likewise. (flow_loop_exit_edges_find): Likewise. (flow_loop_nodes_find): Likewise. (mark_single_exit_loops): Likewise. (flow_loop_pre_header_scan): Likewise. (flow_loop_pre_header_find): Likewise. (update_latch_info): Likewise. (canonicalize_loop_headers): Likewise. (flow_loops_find): Likewise. (get_loop_body_in_bfs_order): Likewise. (get_loop_exit_edges): Likewise. (num_loop_branches): Likewise. (verify_loop_structure): Likewise. (loop_latch_edge): Likewise. (loop_preheader_edge): Likewise. * cfgloopanal.c (mark_irreducible_loops): Likewise. (expected_loop_iterations): Likewise. * cfgloopmanip.c (remove_bbs): Likewise. (fix_bb_placement): Likewise. (fix_irreducible_loops): Likewise. (remove_path): Likewise. (scale_bbs_frequencies): Likewise. (loopify): Likewise. (unloop): Likewise. (fix_loop_placement): Likewise. (loop_delete_branch_edge): Likewise. (duplicate_loop_to_header_edge): Likewise. (mfb_keep_just): Likewise. (create_preheader): Likewise. (force_single_succ_latches): Likewise. (loop_split_edge_with): Likewise. (create_loop_notes): Likewise. * cfgrtl.c (rtl_split_block): Likewise. (rtl_merge_blocks): Likewise. (rtl_can_merge_blocks): Likewise. (try_redirect_by_replacing_jump): Likewise. (force_nonfallthru_and_redirect): Likewise. (rtl_tidy_fallthru_edge): Likewise. (commit_one_edge_insertion): Likewise. (commit_edge_insertions): Likewise. (commit_edge_insertions_watch_calls): Likewise. (rtl_verify_flow_info_1): Likewise. (rtl_verify_flow_info): Likewise. (purge_dead_edges): Likewise. (cfg_layout_redirect_edge_and_branch): Likewise. (cfg_layout_can_merge_blocks_p): Likewise. (rtl_flow_call_edges_add): Likewise. * cse.c (cse_cc_succs): Likewise. * df.c (hybrid_search): Likewise. * dominance.c (calc_dfs_tree_nonrec): Likewise. (calc_dfs_tree): Likewise. (calc_idoms): Likewise. (recount_dominator): Likewise. * domwalk.c (walk_dominator_tree): Likewise. * except.c (emit_to_new_bb_before): Likewise. (connect_post_landing_pads): Likewise. (sjlj_emit_function_enter): Likewise. (sjlj_emit_function_exit): Likewise. (finish_eh_generation): Likewise. * final.c (compute_alignments): Likewise. * flow.c (calculate_global_regs_live): Likewise. (initialize_uninitialized_subregs): Likewise. (init_propagate_block_info): Likewise. * function.c (thread_prologue_and_epilogue_insns): Likewise. * gcse.c (find_implicit_sets): Likewise. (bypass_block): Likewise. (bypass_conditional_jumps): Likewise. (compute_pre_data): Likewise. (insert_insn_end_bb): Likewise. (insert_store): Likewise. (remove_reachable_equiv_notes): Likewise. * global.c (global_conflicts): Likewise. (calculate_reg_pav): Likewise. * graph.c (print_rtl_graph_with_bb): Likewise. * ifcvt.c (mark_loop_exit_edges): Likewise. (merge_if_block): Likewise. (find_if_header): Likewise. (block_jumps_and_fallthru_p): Likewise. (find_if_block): Likewise. (find_cond_trap): Likewise. (block_has_only_trap): Likewise. (find_if_case1): Likewise. (find_if_case_2): Likewise. * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise. (perfect_nestify): Likewise. * lcm.c (compute_antinout_edge): Likewise. (compute_laterin): Likewise. (compute_available): Likewise. (compute_nearerout): Likewise. * loop-doloop.c (doloop_modify): Likewise. * loop-init.c (loop_optimizer_init): Likewise. * loop-invariant.c (find_exits): Likewise. * loop-iv.c (simplify_using_initial_values): Likewise. (check_simple_exit): Likewise. (find_simple_exit): Likewise. * loop-unroll.c (peel_loop_completely): Likewise. (unroll_loop_constant_iterations): Likewise. (unroll_loop_runtime_iterations): Likewise. * loop-unswitch.c (may_unswitch_on): Likewise. (unswitch_loop): Likewise. * modulo-sched.c (generate_prolog_epilog): Likewise. (sms_schedule): Likewise. * postreload-gcse.c (eliminate_partially_redundant_load): Likewise. * predict.c (can_predict_insn_p): Likewise. (set_even_probabilities): Likewise. (combine_predictions_for_bb): Likewise. (predict_loops): Likewise. (estimate_probability): Likewise. (tree_predict_by_opcode): Likewise. (tree_estimate_probability): Likewise. (last_basic_block_p): Likewise. (propagate_freq): Likewise. (estimate_loops_at_level): Likewise. (estimate_bb_frequencies): Likewise. * profile.c (instrument_edges): Likewise. (get_exec_counts): Likewise. (compute_branch_probabilities): Likewise. (branch_prob): Likewise. * ra-build.c (live_in): Likewise. * ra-rewrite.c (rewrite_program2): Likewise. * ra.c (reg_alloc): Likewise. * reg-stack.c (reg_to_stack): Likewise. (convert_regs_entry): Likewise. (compensate_edge): Likewise. (convert_regs_1): Likewise, (convert_regs_2): Likewise. (convert_regs): Likewise. * regrename.c (copyprop_hardreg_forward): Likewise. * reload1.c (fixup_abnormal_edges): Likewise. * sbitmap.c (sbitmap_intersection_of_succs): Likewise. (sbitmap_insersection_of_preds): Likewise. (sbitmap_union_of_succs): Likewise. (sbitmap_union_of_preds): Likewise. * sched-ebb.c (compute_jump_reg_dependencies): Likewise. (fix_basic_block_boundaries): Likewise. (sched_ebbs): Likewise. * sched-rgn.c (build_control_flow): Likewise. (find_rgns): Likewise. * tracer.c (find_best_successor): Likewise. (find_best_predecessor): Likewise. (tail_duplicate): Likewise. * tree-cfg.c (make_edges): Likewise. (make_ctrl_stmt_edges): Likewise. (make_goto_expr_edges): Likewise. (tree_can_merge_blocks_p): Likewise. (tree_merge_blocks): Likewise. (cfg_remove_useless_stmts_bb): Likewise. (remove_phi_nodes_and_edges_for_unreachable_block): Likewise. (tree_block_forwards_to): Likewise. (cleanup_control_expr_graph): Likewise. (find_taken_edge): Likewise. (dump_cfg_stats): Likewise. (tree_cfg2vcg): Likewise. (disband_implicit_edges): Likewise. (tree_find_edge_insert_loc): Likewise. (bsi_commit_edge_inserts): Likewise. (tree_split_edge): Likewise. (tree_verify_flow_info): Likewise. (tree_make_forwarder_block): Likewise. (tree_forwarder_block_p): Likewise. (thread_jumps): Likewise. (tree_try_redirect_by_replacing_jump): Likewise. (tree_split_block): Likewise. (add_phi_args_after_copy_bb): Likewise. (rewrite_to_new_ssa_names_bb): Likewise. (dump_function_to_file): Likewise. (print_pred_bbs): Likewise. (print_loop): Likewise. (tree_flow_call_edges_add): Likewise. (split_critical_edges): Likewise. (execute_warn_function_return): Likewise. (extract_true_false_edges_from_block): Likewise. * tree-if-conv.c (tree_if_conversion): Likewise. (if_convertable_bb_p): Likewise. (find_phi_replacement_condition): Likewise. (combine_blocks): Likewise. * tree-into-ssa.c (compute_global_livein): Likewise. (ssa_mark_phi_uses): Likewise. (ssa_rewrite_initialize_block): Likewise. (rewrite_add_phi_arguments): Likewise. (ssa_rewrite_phi_arguments): Likewise. (insert_phi_nodes_for): Likewise. (rewrite_into_ssa): Likewise. (rewrite_ssa_into_ssa): Likewise. * tree-mudflap.c (mf_build_check_statement_for): Likewise. * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise. (rewrite_trees): Likewise. * tree-pretty-print.c (dump_bb_header): Likewise. (dump_implicit_edges): Likewise. * tree-sra.c (insert_edge_copies): Likewise. (find_obviously_necessary_stmts): Likewise. (remove_data_stmt): Likewise. * tree-ssa-dom.c (thread_across_edge): Likewise. (dom_opt_finalize_block): Likewise. (single_incoming_edge_ignoring_loop_edges): Likewise. (record_equivalences_from_incoming_edges): Likewise. (cprop_into_successor_phis): Likewise. * tree-ssa-live.c (live_worklist): Likewise. (calculate_live_on_entry): Likewise. (calculate_live_on_exit): Likewise. * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise. (copy_loop_headers): Likewise. * tree-ssa-loop-im.c (loop_commit_inserts): Likewise. (fill_always_executed_in): Likewise. * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise. * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise. (compute_phi_arg_on_exit): Likewise. * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise. (get_loops_exit): Likewise. (split_loop_exit_edge): Likewise. (ip_normal_pos): Likewise. * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Likewise. * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise. (replace_phi_with_stmt): Likewise. (value_replacement): Likewise. * tree-ssa-pre.c (compute_antic_aux): Likewise. (insert_aux): Likewise. (init_pre): Likewise. * tree-ssa-propagate.c (simulate_stmt): Likewise. (simulate_block): Likewise. (ssa_prop_init): Likewise. * tree-ssa-threadupdate.c (thread_block): Likewise. (create_block_for_threading): Likewise. (remove_last_stmt_and_useless_edges): Likewise. * tree-ssa.c (verify_phi_args): Likewise. (verify_ssa): Likewise. * tree_tailcall.c (independent_of_stmt_p): Likewise. (find_tail_calls): Likewise. (eliminate_tail_call): Likewise. (tree_optimize_tail_calls_1): Likewise. * tree-vectorizer.c (vect_transform_loop): Likewise. * var-tracking.c (prologue_stack_adjust): Likewise. (vt_stack_adjustments): Likewise. (vt_find_locations): Likewise. * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise. * config/i386/i386.c (ix86_pad_returns): Likewise. * config/ia64/ia64.c (ia64_expand_prologue): Likewise. * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise. 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr> PR target/16532 * config/sparc/sparc.c (struct machine_function): New field 'leaf_function_p' and 'prologue_data_valid_p'. (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro to conveniently access the above fields. (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete. (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead of the generic flavor 'current_function_uses_only_leaf_regs'. (eligible_for_sibcall_delay): Likewise. (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'. (sparc_asm_function_prologue): Add sanity check for the assumption made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'. (sparc_can_use_return_insn_p): New function. (sparc_expand_epilogue): Use 'sparc_leaf_function_p'. (output_restore): Likewise. (output_sibcall): Likewise. (sparc_output_mi_thunk): Likewise. * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare. * config/sparc/sparc.md (return): New expander. * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak. 2004-09-27 Mark Mitchell <mark@codesourcery.com> PR c++/17642 * stor-layout.c (layout_decl): Use fold_convert, not convert. (bit_from_pos): Likewise. (byte_from_pos): Likewise. (pos_from_bit): Likewise. (normalize_offset): Likewise. (place_field): Likewise. (finalize_type_size): Likewise. (layout_type): Likewise. * tree.c (build_index_type): Likewise. 2004-09-27 Devang Patel <dpatel@apple.com> * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR. * genopinit.c (optabs): New entry for vcond_gen_code and vcondu_gen_code. * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs. (get_rtx_code): New function. (vector_compare_rtx): New function. (init_optabs): Initialize vcond_gen_code and vcondu_gen_code. (expand_vec_cond_expr_p): New function. (expand_vec_cond_expr): New function. (get_vcond_icode): New function. * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs. (vcond_gen_code, vcondu_gen_code): Same. 2004-09-27 Kelley Cook <kcook@gcc.gnu.org> * Makefile.in (STAGESTUFF): Split into ... (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these. (mostlyclean): Update. (stage1-start, stage2-start, stage3-start, stage4-start, stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF. Move the STAGEMOVESTUFF. 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr> * system.h (getpagesize): Return 'int' instead of 'long'. 2004-09-27 Michael Matz <matz@suse.de> PR bootstrap/17698 PR bootstrap/17702 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init, bmp_iter_and_init): Shift by bit_in_word. 2004-09-27 Kelley Cook <kcook@gcc.gnu.org> * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4. * configure.ac: Don't sinclude it here. * configure: Regenerate. 2004-09-27 Dorit Naishlos <dorit@il.ibm.com> * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand): Handle AND pattern 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk> PR c/13804 * c-typeck.c (build_component_ref): Name type involved in diagnostic for structure or union without a member of the given name. 2004-09-27 DJ Delorie <dj@redhat.com> * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common): .comm alignment is bytes, not bits. 2004-09-27 Devang Patel <dpatel@apple.com> * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR. (print_call_name): Do not print VEC_COND_EXPR. 2004-09-27 Devang Patel <dpatel@apple.com> * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR. 2004-09-27 Jan Hubicka <jh@suse.cz> * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5. 2004-09-27 Kazu Hirata <kazu@cs.umass.edu> * bitmap.h: Fix a comment typo. 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com> * libgcc2.c (getpagesize): Change type of return value to int. 2004-09-26 Matt Austern <austern@apple.com> * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're using mmap. 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style. (bitmap_iterator): New type. (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1, bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init, bmp_iter_and_next): New functions. * basic-block.h (EXECUTE_IF_SET_IN_REG_SET, EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to use iterator-style EXECUTE_IF_IN_BITMAP macros. * bitmap.c (bitmap_print): Ditto. * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range, btr_def_live_range): Ditto. * cfganal.c (compute_dominance_frontiers_1) Ditto. * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics): Ditto. * ddg.c (build_inter_loop_deps): Ditto. * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update): Ditto. * except.c (remove_eh_handler): Ditto. * flow.c (reg_set_to_hard_reg_set): Ditto. * gcse.c (clear_modify_mem_tables): Ditto. * global.c (build_insn_chain): Ditto. * ifcvt.c (dead_or_predicable): Ditto. * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg): Ditto. * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto. * ra-rewrite.c (reloads_to_loads, rewrite_program2, detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto. * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region, tree_purge_all_dead_eh_edges): Ditto. * tree-into-ssa.c (compute_global_livein, insert_phi_nodes, insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags, rewrite_ssa_into_ssa): Ditto. * tree-outof-ssa.c (find_replaceable_exprs): Ditto. * tree-sra.c (scan_function, decide_instantiations, scalarize_parms): Ditto. * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape, compute_flow_sensitive_aliasing, maybe_create_global_var, dump_points_to_info_for): Ditto. * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto. * tree-ssa-dse.c (dse_finalize_block): Ditto. * tree-ssa-live.c (live_worklist, calculate_live_on_entry, calculate_live_on_exit, build_tree_conflict_graph, dump_live_info): Ditto. * tree-ssa-loop-ivopts.c (find_induction_variables, find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map, determine_use_iv_costs, determine_set_costs, find_best_candidate, set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data): Ditto. * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto. * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops, add_call_read_ops): Ditto. * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto. 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT, UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons. 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com> * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to reflect size of memory regions being compared. 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com> * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR expressions. Always clear MEM_SIZE and alias set. 2004-09-26 Roger Sayle <roger@eyesopen.com> Giovanni Bajo <giovannibajo@gcc.gnu.org> PR middle-end/17112 * stor-layout.c (compute_record_mode): For records with a single field, only use the field's mode if its size matches what we'd have choosen for the record ourselves. This forces the use of BLKmode for packed records that don't completely fill a mode. 2004-09-26 Roger Sayle <roger@eyesopen.com> PR middle-end/17151 * combine.c (force_to_mode): Remove dubious early return test that inhibits further optimization. 2004-09-26 Kazu Hirata <kazu@cs.umass.edu> * profile.c: Fix a comment typo. 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> PR bootstrap/17591 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs with varying offset. * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function. (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for ARRAY_REFS. (expr_invariant_in_loop_p): New function. (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle component_ref_field_offset for COMPONENT_REFs. Do not allow ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs. (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs. (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs. (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs. 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk> PR c/11459 * gcc.c (cpp_options, cc1_options): Preserve relative order of -std and -ansi options. 2004-09-26 Jan Hubicka <jh@suse.cz> * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die for nested functions whose proper parent has not been output. * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes when re-constructing profile previously invalidated by loop. 2004-09-25 Dale Johannesen <dalej@apple.com> * tree-gimple.c: Move GIMPLE definition... * doc/tree-ssa.texi: here. 2004-09-25 Kazu Hirata <kazu@cs.umass.edu> * tree-vectorizer.c: Fix a comment typo. 2004-09-25 Kazu Hirata <kazu@cs.umass.edu> * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c, gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h, lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c, tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting. 2004-09-25 Kazu Hirata <kazu@cs.umass.edu> * tree-ssa-loop-unswitch.c: Fix a comment typo. 2004-09-25 Kazu Hirata <kazu@cs.umass.edu> * doc/passes.texi: Fix a typo. 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> * tree-optimize.c (init_tree_optimization_passes): Add pass_record_bounds. * tree-pass.h (pass_record_bounds): Declare. * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds): New pass. 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> PR tree-optimization/17474 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0. 2004-09-25 Jan Hubicka <jh@suse.cz> * predict.c (counts_to_freqs): Make global. * predict.h (counts_to_freqa): Declare. * profile.c (compute_branch_probabilities): Compute frequencies * tree-profile.c (do_tree_profiling): Refine conditional on when tree profiling pass is needed. * passes.c (rest_of_handle_cfg): Disable const/pure function detection when doing tree based profiling. * tree-inline.c (expand_call_inline): Fix incorrectly reversed conditional. 2004-09-25 Richard Sandiford <rsandifo@redhat.com> * config/mips/mips.h (struct mips_args): Clarify comments. * config/mips/mips.c (struct mips_arg_info): Likewise. (mips_arg_info): Don't allow fpr_p to affect the register or stack alignment. Remove o64 silliness. (function_arg): Deal with the o32 float,float case specially. 2004-09-25 Richard Sandiford <rsandifo@redhat.com> * config/mips/mips.md (loadx, storex): Define for V2SF. 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype. * config/s390/s390.c (s390_back_chain_rtx): New function. * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx. Call anti_adjust_stack. ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern only if compiling with back chain. ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore back chain only if back chain enabled. Use s390_back_chain_rtx. 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk> * doc/trouble.texi: Remove obsolete information. Update information on how to regenerate fixincluded headers. 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk> PR c/12951 * doc/invoke.texi: Document that -Wno-error-implicit-function-declaration is not accepted. 2004-09-24 Richard Henderson <rth@redhat.com> * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New. * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend on TARGET_MAX. (alpha_expand_mov): Allow unaligned vectors. (alpha_expand_unaligned_store): Use CONST0_RTX. (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New. 2004-09-24 Jeff Law <law@redhat.com> * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict aliasing rules. (simplify_cond_and_lookup_avail_expr): Likewise. 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk> PR c/12802 * doc/extend.texi (Unnamed Fields): Remove "." from end of long title. Document interaction with -fms-extensions. * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields section. 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk> PR c/12713 * doc/extend.texi: Document interaction of attribute noreturn and longjmp. 2004-09-24 Richard Henderson <rth@redhat.com> PR rtl-opt/17503 * regclass.c (subregs_of_mode): Turn into an htab. Make static. (som_hash, som_eq): New. (init_subregs_of_mode, record_subregs_of_mode): New. (cannot_change_mode_set_regs): Rewrite for htab implementation. (invalid_mode_change_p): Likewise. * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode. * flow.c (mark_used_regs): Likewise. (life_analysis): Use init_subregs_of_mode. * regs.h (subregs_of_mode): Remove. * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare. 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu> * tree-ssa-phiopt.c (conditional_replacement): Use the correct type with the copy of the conditional. 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/16954 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Prevent renaming if the aliasing sets of the type which the pointer points to are different. 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk> PR c/17188 * c-decl.c (diagnose_mismatched_decls): Check for duplicate declarations of enumerators. (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check for redefinition. Check for nested redefinition. (finish_struct): Don't check for nested redefinition. (start_enum): Check for nested redefinition. 2004-09-24 Devang Patel <dpatel@apple.com> * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable only when necesssary. (combine_blocks): Combine loop header and exit block. 2004-09-24 Paolo Bonzini <bonzini@gnu.org> * hooks.c (hook_tree_tree_bool_null): New. * hooks.h (hook_tree_tree_bool_null): Declare it. * target-def.c (TARGET_FOLD_BUILTIN): Point to it. * targhooks.c (default_fold_builtin): Remove. * targhooks.h (default_fold_builtin): Remove. 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> PR rtl-optimization/17625 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it. 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/17624 * tree-ssa-forwprop.c (record_single_argument_cond_exprs): Reject if any of the operands occur in an abnormal PHI. 2004-09-24 Andreas Schwab <schwab@suse.de> * tree-ssa-dom.c (record_range): Fix violation of strict aliasing rules. 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr> * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h if the GNU assembler is used. (sparc-*-solaris2*): Likewise. * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero. (dbxout_function_end): Protect N_ENSYM with it. (dbxout_begin_prologue): Protect N_BNSYM with it. * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it. * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1. * config/sparc/sol2-gas.h: New file. 2004-09-23 H.J. Lu <hongjiu.lu@intel.com> PR bootstrap/17369 * Makefile.in (@set_gcc_lib_path@): Added. * configure.ac: Include ../config/gcc-lib-path.m4. Use TL_AC_GNU_MAKE_GCC_LIB_PATH. * configure: Regenerated. 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk> PR c/6980 * c-typeck.c (build_c_cast): Improve wording of -Wbad-function-cast diagnostic. 2004-09-23 Hans-Peter Nilsson <hp@axis.com> PR target/17626 * config/cris/cris.md (moverside, movemside): Rename variable "reg" to "otherop". To generate canonical RTX, check that otherop isn't constant instead of checking that operand 1 is a register. 2004-09-23 Jakub Jelinek <jakub@redhat.com> * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR. 2004-09-23 Diego Novillo <dnovillo@redhat.com> Jakub Jelinek <jakub@redhat.com> * tree-flow.h (find_new_referenced_vars): Add prototype. * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars): Move to... * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars): ... here. (mark_new_vars_to_rename): Walk through all operands. * tree-ssa-ccp.c (convert_to_gimple_builtin): New function. (execute_fold_all_builtins): Use it. (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish. 2004-09-23 P.J. Darcy <darcypj@us.ibm.com> * gthr-tpf.h: New file. * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'. * gthr.h: Use gthr-tpf.h on TPF OS. 2004-09-23 Jeff Law <law@redhat.com> * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV. (substitute_and_fold): Likewise. * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything except invariants from SSA_NAME_VALUE. (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV. (restore_vars_to_original_value, record_const_or_copy): Likewise. (record_equivalences_from_phis, record_const_or_copy_1): Likewise. (record_equality, cprop_into_successor_phis): Likewise. (record_equivalences_from_stmt, cprop_operand): Likewise. (lookup_avail_expr): Likewise. * tree-ssa-pre.c (fini_pre): Remove everything except invariants from SSA_NAME_VALUE. * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill. (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip annotation from the VALUE_HANDLE field. 2004-09-21 Fariborz Jahanian <fjahanian@apple.com> PR c++/13989 PR c++/9844 * tree.c (reconstruct_complex_type): Remove extra "this". * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Add V4SFmode to case statement. 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk> PR c/16833 * doc/extend.texi, doc/invoke.texi: Document interaction of -fno-builtin with format checks. Note that built-in functions have effects beyond generating code that avoids calls to those functions. 2004-09-23 Frank Ch. Eigler <fche@redhat.com> PR tree-optimization/17533 * dominance.c (verify_dominators): Tolerate even more incorrect dominance data during error message printing. * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks and edges more correctly. 2004-09-23 Dorit Naishlos <dorit@il.ibm.com> * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF): New tree-codes. * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and MISALIGNED_INDIRECT_REF. * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise. * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos): Likewise. * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base) (find_interesting_uses_address): Likewise. * fold-const.c (non_lvalue, operand_equal_p): Likewise. (build_fold_addr_expr_with_type): Likewise. * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise. * print-rtl.c (print_mem_expr): Likewise. * tree-dump.c (dequeue_and_dump): Likewise. * tree-eh.c (tree_could_trap_p): Likewise. * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise. * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise. * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by): Likewise. * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise. * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise. * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise. * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise. (add_address_candidates, rewrite_address_base): Likewise. * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands): Likewise. * tree.c (staticp, build1_stat): Likewise. * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes. * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR. * tree-ssa-operands.c (get_expr_operands): Likewise. * expr.c (expand_expr_real_1): Likewise. * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New optabs. (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values for the new optabs. (expand_ternary_op): New function. * genopinit.c (optabs): Handle the new optabs. * optabs.c (optab_for_tree_code): Add cases for the new tree-codes. (init_optabs): Initialize vec_realign_load_optab. (expand_ternary_op): New functions. * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target. (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize. (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise. (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise. * target.h (struct vectorize): New member for struct gcc_target. (misaligned_mem_ok): New member for targetm.vectorize. (builtin_mask_for_load): Likewise. (builtin_mask_for_store): Likewise. * targethooks.c (default_vect_misaligned_mem_ok): New function. * targethooks.h (default_vect_misaligned_mem_ok): New function. * config/rs6000/altivec.md (build_vector_mask_for_load): New define_expand. (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi) (vec_realign_load_v16qi): New define_insn. * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD): (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins. * config/rs6000/rs6000.c (altivec_builtin_mask_for_load): (altivec_builtin_mask_for_store): New variables. (rs6000_builtin_mask_for_load): New function. Implements TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD. (rs6000_builtin_mask_for_store): New function. Implements TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE. (rs6000_expand_builtin): Expand the target builtins builtin_mask_for_load and builtin_mask_for_store. (altivec_init_builtins): Initialize the new target builtins. * config/i386/i386.c (ix86_misaligned_mem_ok): New function. Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK. * tree-vectorizer.c (vect_create_data_ref): Renamed to vect_create_data_ref_ptr. Returns a pointer instead of an array-ref. (vect_create_addr_base_for_vector_ref): Additional argument (offset). (vectorizable_store): Call vect_create_data_ref_ptr with additional arguments, and create an indirect_ref with its return value data_ref. Check aligned_access_p. (vectorizable_load): Handle misaligned loads, using software-pipelined scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if vec_realign_load_optab is supported, or using a scheme without software-pipelining with MISALIGNED_INDIRECT_REF if the target hook misaligned_mem_ok is supported. (vect_finish_stmt_generation): Typo. (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info. (vect_analyze_data_refs_alignment): Don't fail vectorization in the presence of misaligned loads. (vect_analyze_data_ref_access): Add check for constant init. (vect_get_symbl_and_dr): Remove duplicate line. * tree-vectorizer.h (DR_MISALIGNMENT): Add comment. 2004-09-23 Kazu Hirata <kazu@cs.umass.edu> * builtins.c: Fix a comment typo. 2004-09-23 Jan Hubicka <jh@suse.cz> * profile.c (branch_prob): Do not verify flow info in the middle of the pass. 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> * cfgloop.h (update_single_exits_after_duplication): Declare. (loopify, split_loop_bb): Declaration changed. * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead of rtx. (loopify): Added redirect_all_edges argument. (update_single_exits_after_duplication): Export. * loop-unswitch.c (unswitch_loop): Changed due to loopify change. * tree-flow.h (tree_duplicate_loop_to_header_edge, tree_ssa_loop_version): Declare. * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables, set_phi_def_stmts, tree_duplicate_loop_to_header_edge, lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge, lv_update_pending_stmts, tree_ssa_loop_version): New functions. * tree-ssa-loop-unswitch.c: New file. * Makefile.in (tree-ssa-loop-unswitch.o): Add. * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar. * tree-flow.h (tree_ssa_unswitch_loops): Declare. * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch. * tree-pass.h (pass_unswitch): Declare. * tree-ssa-loop.c (tree_ssa_loop_unswitch, gate_tree_ssa_loop_unswitch, pass_unswitch): New pass. * doc/passes.texi: Documen tree level loop unswitching. 2004-09-23 Kazu Hirata <kazu@cs.umass.edu> * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos. 2004-09-22 Eric Christopher <echristo@redhat.com> * builtins.c (simplify_builtin_va_start): Remove. (simplify_builtin): Ditto. (fold_builtin_strchr): Ditto. (simplify_builtin_*): Rename remainders to fold_builtin_*. (expand_builtin): Fix up for above changes. (fold_builtin_1): Add new folders. Change for above. (expand_builtin_va_start): Call fold_builtin_next_arg. * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin. * tree.h: Remove prototype for simplify_builtin. 2004-09-23 Jan Hubicka <jh@suse.cz> PR debug/17389 * dwarf2out.c (dwarf2out_finish): Deal with nested functions of fully inlined functions. * tree-inline.c (inline_forbidden_p_1): Nested functions can be inlined. * cfgexpand.c (add_reg_br_prob_note): New function. (expand_gimple_cond_expr): Use it. (tree_expand_cfg): No longer kill the profile. * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency only if it is present. * passes.c (rest_of_handle_loop_optimize): Kill the profile. * predict.c (combine_predictions_for_insn): Set the probabilities based on REG_BR_PROB note if present. * predict.c (branch_prob): Profile is read only with flag_branch_probabilities. 2004-09-22 Kelley Cook <kcook@gcc.gnu.org> * aclocal.m4: Add in gettext's m4 includes. (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove. * configure.ac: Add in check for iconv.h * configure: Regenerate. 2004-09-22 Kelley Cook <kcook@gcc.gnu.org> * aclocal.m4: Update for rename of gettext-sister.m4. 2004-09-22 Daniel Berlin <dberlin@dberlin.org> Fix PR tree-optimization/17587 * tree-ssa-pre.c (fini_pre): Commit edge inserts here. (insert_aux): Instead of here. 2004-09-22 Diego Novillo <dnovillo@redhat.com> PR tree-optimization/16721 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE. * tree-ssa-alias.c (create_memory_tag): Move setting of TREE_THIS_VOLATILE ... (get_tmt_for): ... here. 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr> * config/sparc/sparc.md (cmove splitter): Fix formatting. (conditional_trap expander): Reject inappropriate CCmodes. (conditional trap insn): Use V9 syntax if possible. 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk> PR c/16566 * c-typeck.c (build_component_ref): Don't special-case COMPOUND_EXPR. 2004-09-22 Frank Ch. Eigler <fche@redhat.com> * dominance.c (verify_dominators): Don't SEGV if recount_dominator returns NULL. 2004-09-22 Kazu Hirata <kazu@cs.umass.edu> * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR, TRUTH_XOR_EXPR): Mention the restriction on types. 2004-09-22 Matt Austern <austern@apple.com> * config/darwin.c (darwin_make_decl_one_only): Allow coalesced symbol to appear in static archive's table of contents 2004-09-22 Kazu Hirata <kazu@cs.umass.edu> PR tree-optimization/17512 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as special cases. 2004-09-22 David Edelsohn <edelsohn@gnu.org> * dbxout.c (get_lang_number): Do not define if DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined. 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de> PR target/15583 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add builtin_define ("__USE_INIT_FINI__"). 2004-09-22 P.J. Darcy <darcypj@us.ibm.com> * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype. * config/s390/s390.c (s390_emit_tpf_eh_return): New function. * config/s390/s390.h (TARGET_TPF): New macro. * config/s390/s390.md ("eh_return"): New expander. * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c. (LIB2ADDEHDEP): Remove unwind-dw2-fde.c. * config/s390/tpf.h (TARGET_TPF): Define to 1. (STACK_POINTER_OFFSET): Increase to 448. (TARGET_DEFAULT): Set -mtpf-trace on as default. (TPF_LOC_DIFF_OFFSET): New macro. (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute encoding. (__isPATrange): Add prototype. (MD_FALLBACK_FRAME_STATE_FOR): Define. * config/s390/tpf-eh.c: New file. 2004-09-22 Diego Novillo <dnovillo@redhat.com> * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening operands in an integer comparison. * tree-cfg.c (find_taken_edge): Call fold() to determine whether the predicate is known. 2004-09-22 Kelley Cook <kcook@gcc.gnu.org> * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND. * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O. Create build and doc directories along with the language directories. Don't create doc directory separately. * configure: Regenerate. * Makefile.in: Create all object and executables files built with the build compiler in a build/ directory. (genobjnames): Add missing build objects. (STAGESTUFF): Don't stage the gen* programs. (ggc-none.o): Define dependencies for the target compiler. (build-print-rtl.o): Rename to build/print-rtl.o. (build-errors.o): Rename to build/errors.o. (build-varray.o): Rename to build/varray.o. (maintainerclean): Delete the contents of the build directory. ($(genobjs): %.o): Explicitly use -o. (build/insn-conditions.o): Delete specfic rule to use generic rule. (build/gengtype-lex.o): Likewise. (build/gengtype-yacc.o): Likewise. (build/gcov-iov.o): Likewise. 2004-09-22 Nathan Sidwell <nathan@codesourcery.com> * vec.h (VEC_space): Return true if there _is_ space. (VEC_reserve): Adjust. 2004-09-22 Richard Sandiford <rsandifo@redhat.com> * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64, use FPRs for scalar, complex and vector types only. 2004-09-21 Jeff Law <law@redhat.com> * tree-ssa-dom.c (opt_stats): Move so that it lives just after the opt_stats_d structure. (vrp_data): Change from a varray into a hash table. (vrp_hash_elt): New structure for elements in the vrp hash table. (vrp_hash, vrp_eq):New functions for hashing and testing equality in the vrp hash table. (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize initialization slightly to make it easier to read. No longer need to grow/clear the varray. Instead empty and delete the hash table. (dom_opt_finalize_block): Update due to change of VRP_DATA from a varray to a hash table. (simplify_cond_and_loop_avail_expr, record_range): Similarly. * tree-ssa-ccp.c (get_default_value): If we have a constant value recorded for an SSA_NAME, then use that constant as the initial lattice value. (substitute_and_fold): Transfer equivalences discovered into SSA_NAME_EQUIV. * tree.h (SSA_NAME_EQUIV): Add comments. (SET_SSA_NAME_EQUIV): Similarly. 2004-09-21 David Edelsohn <edelsohn@gnu.org> * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4. * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used. 2004-09-21 Mark Mitchell <mark@codesourcery.com> * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma. (finish_decl): Likewise. 2004-09-21 Devang Patel <dpatel@apple.com> * tree.def (VEC_COND_EXPR): New tree node. * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR. 2004-09-21 Stan Shebs <shebs@apple.com> * config/rs6000/darwin-tramp.asm: Add __ppc64__ case. * config/rs6000/darwin-world.asm: Likewise. 2004-09-21 Daniel Berlin <dberlin@dberlin.org> * tree-ssa.c (verify_def): Use print_generic_stmt, not debug_generic_stmt. (verify_use): Ditto. (verify_phi_args): Ditto. (verify_ssa): Ditto. 2004-09-21 Paul Brook <paul@codesourcery.com> * varasm.c (default_assemble_integer): Return false for values wider than the target word size. Works around GAS bug. 2004-09-21 Zack Weinberg <zack@codesourcery.com> * reg-notes.def (REG_DEP_TRUE): New entry, place first so it gets value 0. * print-rtl.c (print_rtx): Print the name of a REG_NOTE even if it has value 0. 2004-09-21 Daniel Berlin <dberlin@dberlin.org> * c-typeck.c (build_function_call): Give name of object we are attempting to call in error message. * c-objc-common.c (c_tree_printer): Call pp_expression, not return false, for 'E' case. 2004-09-21 Steven Bosscher <stevenb@suse.de> PR rtl-optimization/17482 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p, load_killed_in_block_p): Clarify comments. (record_last_reg_set_info): Make static inline. (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove. (record_opr_changes): New function to replace the above. (compute_hash_table): Clarify comments. Use record_opr_changes. (reg_set_between_after_reload_p): Clean up. (reg_used_between_after_reload_p): Likewise. (eliminate_partially_redundant_load): Clarify comments. 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr> PR rtl-optimization/17266 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn. 2004-09-21 Uros Bizjak <uros@kss-loka.si> PR rtl-optimization/14851 * rtlanal.c (commutative_operand_precedence): Calculate precedence of stripped constant. 2004-09-20 Jeff Law <law@redhat.com> Jan Hubicka <jh@suse.cz> * tree-ssanames.c (make_ssa_name): No longer need to clear, then initialize key elements here. (release_ssa_name): Zero the released SSA_NAME here. * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros. (struct tree_ssa_name): Add new "equiv" field. * tree-ssa-dom.c (const_and_copies): Kill the global varray. (tree_ssa_dominator_optimize): No longer allocate, resize or clear CONST_AND_COPIES. (get_value_for, set_value_for): Kill. (thread_across_edge): Get/set the equivalency using SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV. (restore_vars_to_original_value): Likewise. (record_equivalences_from_phis): Likewise. (record_dominating_conditions): Likewise. (record_const_or_copy, record_equality): Likewise. (lookup_avail_expr): Likewise. (record_equivalences_from_stmt, cprop_operand): Likewise. (cprop_into_successor_phis): No longer need to pass around CONST_AND_COPIES. Callers updated. Get equivalences via SSA_NAME_EQUIV. (cprop_into_phis): Likewise. 2004-09-20 Matt Austern <austern@apple.com> Zack Weinberg <zack@codesourcery.com> * c-common.c (fix_string_type): Build the unqualified array type unconditionally, then use c_build_qualified_type to get the proper const-qualified variant, and set its TYPE_MAIN_VARIANT to refer to the unqualified type. * c-lex.c (c_lex_return_raw_string): New global. (c_lex_with_flags): Honor it. * c-pragma.h: Declare it. 2004-09-20 Daniel Berlin <dberlin@dberlin.org> * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H). 2004-09-21 Jan Hubicka <jh@suse.cz> PR middle-end/17126 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion. (tree_rest_of_compilation): Cleanup. 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com> * config/s390/s390.c (s390_select_rtx_section): Remove. (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine. 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR note to pretend a direct save from the original register when an intermediate register is used for the save. 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * tsystem.h (alloca): Provide a default definition. Revert: 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * unwind-dw2.c: Call __builtin_alloca, not alloca. 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu> PR tree-opt/17558 * tree-ssa-copy.c (may_propagate_copy): Only allow if the aliasing sets are the same rather than just conflicting. 2004-09-20 Jan Hubicka <jh@suse.cz> PR middle-end/16460 * cgraph.c (cgraph_unnest_node): New function. (c_finalize): Rename to .... (c_warn_unused_result_recursivly): ... this one; do only the warning (finish_function): Finalize the toplevel function; do not lower nested tree. * cgraph.h (cgraph_unnest_node): Declare. * cgraphunit.c (decide_is_function_needed): Do not use cgraph nestedness datastructure. * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs. * reload1.c (set_label_offsets): Fix call of set_label_offsets. * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code. 2004-09-20 Richard Henderson <rth@redhat.com> * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename from some_small_symbolic_operand_1; export. (some_small_symbolic_operand): Remove. * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove extra C check. * config/alpha/predicates.md (some_small_symbolic_operand): New. 2004-09-20 Jan Hubicka <jh@suse.cz> * predict.c (return_prediction): New function. (apply_return_prediction): Likewise. (tree_bb_level_predictions): Likewise. (tree_estimate_probability): Add noreturn exit edges; call bb_level_predictions; fix logic of return heuristics. (predict_paths_leading_to): Rescuesce from old CVS version of process_note_prediction function. * predict.def (PRED_TREE_EARLY_RETURN): New predictor. 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com> * config/s390/s390.c (s390_frame_info): Added alignment statement for floating point register area on stack. 2004-09-20 Jakub Jelinek <jakub@redhat.com> * predict.c (expr_expected_value): Use *_CLASS_P macros. 2004-09-20 Daniel Berlin <dberlin@dberlin.org> * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid generating useless garbage. 2004-09-20 Paolo Bonzini <bonzini@gnu.org> * builtins.c (fold_builtin): Call the new omonymous target hook for machine-dependent built-ins. * target-def.h (TARGET_FOLD_BUILTIN): New. * target.h (struct gcc_target): Add the fold_builtin hook. * targhooks.c (default_fold_builtin): New. * targhooks.h (default_fold_builtin): Declare it. 2004-09-20 Kazu Hirata <kazu@cs.umass.edu> * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment typos. 2004-09-20 Richard Sandiford <rsandifo@redhat.com> PR target/17565 * config/mips/mips.md (define_asm_attributes): Set can_delay to no. 2004-09-20 Jan Hubicka <jh@suse.cz> * predict.c (estimate_probability): Remove unnecesary code. 2004-09-19 Ira Rosen <irar@il.ibm.com> * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field. (STMT_VINFO_VECT_DR_BASE): Declare. (VECT_SMODULO): Declare. * tree-vectorizer.c (vect_compute_array_ref_alignment): New function. (vect_compute_array_base_alignment): New function. (vect_analyze_data_ref_access): Check array indices. Remove one dimensional arrays restriction. (vect_get_ptr_offset): New function. (vect_get_symbl_and_dr): New function. (vect_get_base_and_bit_offset): Support additional data refs. Renamed (former name vect_get_base_decl_and_bit_offset). (vect_create_index_for_array_ref): Removed. (vect_create_index_for_vector_ref): New function. (vect_create_addr_base_for_vector_ref): New function. (vect_create_data_ref): Handle additional data refs. Call vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref. (vect_compute_data_ref_alignment): Support the changes. Call vect_get_base_and_bit_offset. (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional data refs. Store vect_dr_base. (vect_analyze_data_ref_accesses): Support nonconstant init. (new_stmt_vec_info): Initialize vect_dr_base field. (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num. (get_vectype_for_scalar_type): Check for BLKmode. * tree-chrec.h (initial_condition_in_loop_num): Declare. * tree-chrec.c (initial_condition_in_loop_num): New function. (chrec_component_in_loop_num): New function. (evolution_part_in_loop_num): Call chrec_component_in_loop_num. * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns) to be pointer to varray_type. 2004-09-19 Jan Hubicka <jh@suse.cz> * basic-block.h (update_bb_profile_after_threading): Declare. * cfg.c (update_bb_profile_after_threading): Break out from ... * cfgcleanup.c (try_forward_edges): ... here; use it. * tree-ssa-dom.c (thread_across_edge): Use it. * tree-ssa-threadupdate.c (create_block_for_threading): Zero out profile of the new BB. 2004-09-19 Daniel Berlin <dberlin@dberlin.org> * tree-ssa-pre.c (insert_into_set): Don't put is_gimple_min_invariant values into the set. 2004-09-19 Andreas Jaeger <aj@suse.de> * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix prototype. 2004-09-18 Kazu Hirata <kazu@cs.umass.edu> * config/cris/cris.h: Preserve the original spelling in a quote. 2004-09-18 Jeff Law <law@redhat.com> * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New global varrays to replace the block local varrays. (struct dom_walk_block_data): Remove, no longer used. (get_eq_expr_value): No longer need to pass around pointers to local varrays. Callers updated. Unused markers added to unused parameters. (record_range, record_equivalences_from_stmt): Likewise. (record_equivalences_from_incoming_edge): Likewise. (record_var_is_nonzero): Likewise. Update now that we have a single global varray of SSA_NAMEs that need restoring. (dom_opt_initialize_block_local_data): Kill, no longer used. (tree_ssa_dominator_optimize): Initialize new global varrays. Update callbacks in dominator walker structure. (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and VRP_VARIABLES_STACK. (restore_nonzero_vars_to_original_value): Update now that we have a single global varray of SSA_NAMEs that need restoring. (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK. Remove unused variables. (optimize_stmt): Remove unused variable. 2004-09-18 Jan Hubicka <jh@suse.cz> * tree-cfg.c (thread_jumps): Fix updating of the profile. * tree-optimize.c (tree_rest_of_compilation): Kill forgotten verify_cgraph call. 2004-09-18 Kazu Hirata <kazu@cs.umass.edu> * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c, gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c, optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c, tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-threadupdate.c: Fix comment typos. 2004-09-18 Kazu Hirata <kazu@cs.umass.edu> * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md, config/arm/README-interworking, config/arm/arm-cores.def, config/arm/arm.c, config/arm/arm.h, config/arm/pe.c, config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c, config/frv/frv.md, config/i386/winnt.c, config/ia64/unwind-ia64.c, config/iq2000/iq2000.c, config/iq2000/iq2000.h, config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.md, config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.h, config/mn10300/mn10300.md, config/pa/pa.c, config/pa/pa64-regs.h, config/pdp11/pdp11.c, config/rs6000/rs6000.c, config/sh/symbian.c, config/sparc/sparc.h: Fix comment typos. Follow spelling conventions. 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk> PR c/17424 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node. 2004-09-18 Diego Novillo <dnovillo@redhat.com> * tree-ssa-alias.c (setup_pointers_and_addressables): Don't remove TREE_ADDRESSABLE from RESULT_DECL. 2004-09-18 Diego Novillo <dnovillo@redhat.com> * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs. 2004-09-18 Jan Hubicka <jh@suse.cz> * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return NULL. * tree-ssa-alias.c (init_alias_info): Likewise. * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise. (verify_ssa): Likewise. * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays. 2004-09-18 Jan Hubicka <jh@suse.cz> * i386.c (legitimize_pic_address): Fix splitting of PLUS with huge offset. 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove. * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use DW_EH_PE_sdata* for data. (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise. 2004-09-17 Geoffrey Keating <geoffk@apple.com> * tree-inline.c (copy_tree_r): Don't duplicate constants, they're shared anyway. PR pch/13361 * c-typeck.c (constructor_asmspec): Delete. (struct initializer_stack): Delete field 'asmspec'. (start_init): Delete saving of asmspec. (finish_init): Don't update constructor_asmspec. * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree. * stmt.c (expand_asm): Duplicate strings from tree. (expand_asm_operands): Likewise. * tree.c (tree_size): Update computation of size of STRING_CST. (make_node): Don't make STRING_CST nodes. (build_string): Allocate string with tree node. (tree_code_size): Clean up assertions, don't allow requests for "the size of a STRING_CST". * tree.def (STRING_CST): Update comment. * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST. (tree_string): Place contents of string in tree node. * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string from tree. 2004-09-17 Zack Weinberg <zack@codesourcery.com> * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H). * objc/Make-lang.in (objc/objc-parse.o): Likewise. 2004-09-17 Jones Desougi <jones@ingate.com> * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF. * configure, config.in: Regenerate. 2004-09-17 Zack Weinberg <zack@codesourcery.com> * tree.c, tree.h (tree_class_strings): Make array const. Reindent per coding convention. Move asterisk to proper place per coding convention. 2004-09-18 Andreas Schwab <schwab@suse.de> * Makefile.in (gimple-low.o): Depend on $(EXPR_H). (tree-vectorizer.o): Likewise. (targhooks.o): Likewise. 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com> Zack Weinberg <zack@codesourcery.com> * alias.c (find_base_decl): Remove unreachable case '3' block. * expr.c (safe_from_p): Abort if passed a type. * tree-gimple.c (recalculate_side_effects): Abort if passed anything other than an expression. * tree-ssa-pre.c (phi_translate): Return expr immediately if is_gimple_min_invariant is true for it. Reorder cases for clarity. Abort on un-handled tree classes. (valid_in_set): Likewise. * tree.c (tree_code_class_strings): New static data. * tree.h (enum tree_code_class): New. (tree_code_class_strings): Declare. (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P) (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P) (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros. (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS) (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update. * tree.def, c-common.def, objc/objc-tree.def: Use tree_code_class enumeration constants instead of code letters. * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c Update to match. * LANGUAGES: Add note about change. 2004-09-17 Diego Novillo <dnovillo@redhat.com> PR tree-optimization/17319 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also examine pointers on the LHS of an assignment. (collect_points_to_info_r): Handle RETURN_EXPR. 2004-09-17 Jeff Law <law@redhat.com> * tree-ssa-dom.c (const_and_copies_stack): New. (dom_walk_block_data): Remove const_and_copies field. (record_const_or_copy): No longer need to pass in varray_type *. Use CONST_AND_COPIES_STACK rather than passed in block local stack. Callers updated. (record_equality): Similarly. (restore_vars_to_original_value): Similarly. Revamp to use new single global stack rather than per-block stacks. (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK. (thread_across_edge): Remove now unused parameters. (dom_opt_initialize_block_local_data): No longer test the block local CONST_AND_COPIES. (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK. 2004-09-17 Jan Hubicka <jh@suse.cz> PR tree-optimization/17509 * tree-optimize.c (update_inlined_to_pointers): New function. (tree_rest_of_compilation): Use it. 2004-09-17 Devang Patel <dpatel@apple.com> * dbxout.c (get_lang_number): New. (dbxout_init): Include lang number in N_SO stab. * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN, N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define. 2004-09-17 Diego Novillo <dnovillo@redhat.com> PR tree-optimization/17273 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the replacement is a constant. 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk> * c-tree.h (enum c_typespec_keyword): New. (struct c_declspecs): Adjust description of "type". Remove specbits, explicit_int_p and explicit_char_p. Rename typedef_signed_p to explicit_signed_p. Add default_int_p, long_p, short_p, signed_p, unsigned_p and complex_p. (finish_declspecs): New. * c-parse.in (datadef, datadecl, setspecs, decl, component_decl, typename): Call finish_declspecs. * c-decl.c (finish_declspecs): New. (declspecs_add_type): Check for combinations which cannot occur in valid specifier lists. Update comments. (shadow_tag_warned): Remove checks done in finish_declspecs. Don't report useless type name if type defaulted to int. (grokdeclarator): Remove checks and actions done in finish_declspecs. Don't allow for type being NULL. Update for datastructures changes. Initialize decl_attr. (build_null_declspecs, quals_from_declspecs): Update for datastructures changes. 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr> * doc/extend.texi: Fix duplicated word. 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl> * doc/invoke.texi: Remove stray explanation on -freduce-all-givs and -fmove-all-movables. 2004-09-17 James Morrison <phython@gcc.gnu.org> * doc/cfg.texi: Use @smallexample. * doc/md.texi: Likewise. * doc/tree-ssa.texi: Likewise. * doc/extend.texi: Likewise. Use @r{} in comments. * doc/trouble.texi: Use @r{} in comments. 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com> * configure.ac (gcc_cv_gld_version): Handle whitespace before "VERSION=". * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto. * configure: Regenerate. 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com> * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference. (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug. * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g . * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing slashes in substitutions. (MULTILIB_DIRNAMES): Remove defunct removal of /media32. 2004-09-17 Kazu Hirata <kazu@cs.umass.edu> * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c, gimplify.c, lambda-code.c, optabs.c, predict.c, tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c, tree-ssa.c, vec.h: Fix comment typos. Follow spelling conventions. 2004-09-17 Kazu Hirata <kazu@cs.umass.edu> * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi, doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi, doc/trouble.texi: Use @option around options. 2004-09-17 Richard Sandiford <rsandifo@redhat.com> * Makefile.in (gen-protos.o): Depend on errors.h. 2004-09-17 Steven Bosscher <stevenb@suse.de> PR tree-optimization/17513 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE for successors of the entry block. 2004-09-17 Uros Bizjak <uros@kss-loka.si> PR rtl-optimization/15187 * ifcvt.c (noce_try_cmove_arith): Exit early if total insn_rtx_cost of both branches > BRANCH_COST 2004-09-16 Diego Novillo <dnovillo@redhat.com> PR tree-optimization/17528 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not erase the may-alias set for a tag when merging it with another. 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/sh.md (call): Extend 32-bit addresses to DImode for 32-bit TARGET_SHMEDIA. (call_value): Likewise. 2004-09-16 Diego Novillo <dnovillo@redhat.com> * tree-ssa-operands.c (add_call_clobber_ops): Make read-only test apply only to TREE_STATIC and DECL_EXTERNAL. 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency. * basic-block.h (get_dominated_by_region): Declare. * dominance.c (get_dominated_by_region): New function. * tree-cfg.c: Include cfglayout.h. (tree_duplicate_bb): Duplicate also phi nodes. (struct ssa_name_map_entry): New type. (add_phi_args_after_copy_bb, add_phi_args_after_copy, ssa_name_map_entry_hash, ssa_name_map_entry_eq, allocate_ssa_names, rewrite_to_new_ssa_names_def, rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions. * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb, add_phi_args_after_copy, rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names, allocate_ssa_names, rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare. * tree-ssa-loop-ch.c (duplicate_blocks): Removed. (copy_loop_headers): Use tree_duplicate_sese_region. 2004-09-16 Frank Ch. Eigler <fche@redhat.com> * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION. 2004-09-16 Jeff Law <law@redhat.com> * tree-into-ssa.c (block_defs_stack): New toplevel varray. (rewrite_block_data): Remove, no longer used. (rewrite_initialize_block_local_data): Remove, no longer used. (rewrite_initialize_block): Mark parameters as unused as needed. Change references to the block local block_defs to be block_defs_stack. Push a marker onto the block_defs_stack. (ssa_rewrite_initialize_block): Similarly. (rewrite_stmt, ssa_rewrite_stmt): Similarly. (ssa_register_new_def): No longer needs varray argument. Use block_defs_stack instead. No longer handle possibly null block_defs varray. Reverse order of items we push on the stack to make it easier to identify our marker. (register_new_def): No longer handle possibly null block_defs varray. (rewrite_finalize_block): Revamp to look for markers in the global block_defs_stack varray rather than wiping a block local varray. Mark arguments as unused as needed. (ssa_rewrite_finalize_block): Similarly. (rewrite_into_ssa): Update initialization of dom walker structure to reflect that we don't need block local data anymore. Initialize the block_defs_stack varray. (rewrite_ssa_into_ssa): Similarly. * tree-ssa-dom.c (block_defs_stack): New toplevel varray. (struct dom_walk_data): Kill block_defs field. (tree_ssa_dominator_optimize): Initialize block_defs_stack. (thread_across_edge): Use the global block_defs_stack instead of the old block_defs varray. (dom_opt_initialize_block_local_data): Update now that we don't have block_defs field to check anymore. (dom_opt_initialize_block): Push a marker onto block_defs_stack. (restore_currdefs_to_original_value): Use the new block_defs_stack instead of a block local varray. (dom_opt_finalize_block): Similarly. (record_equivalencs_from_phis): Similarly. (optimize_stmt, register_definitions_for_stmt): Similarly. 2004-09-16 Andrew MacLeod <amacleod@redhat.com> PR tree-optimization/17517 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't coalesce same-root variables without checking for abnormal PHI usage. 2004-09-16 Daniel Berlin <dberlin@dberlin.org> * cfgloop.h (duplicate_loop): Add prototype. * cfgloopmanip.c (duplicate_loop): Make non-static. * lambda-code.c (perfect_nestify): Factor out test whether we can handle this loop into separate function. Call it. (can_convert_to_perfect_nest): New function. (replace_uses_of_x_with_y): Add modify_stmt call. * tree-loop-linear.c (linear_transform_loops): Call rewrite_into_loop_closed_ssa and free_df. 2004-09-16 Daniel Berlin <dberlin@dberlin.org> * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is loop invariant as well. (perfect_nestify): new function. (gcc_loop_to_lambda_loop): New parameters to track lower bounds, upper bounds, and steps. Set outerinductionvar properly. (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect parameters. Return NULL if we need a perfect loop and can't make one. (lambda_loopnest_to_gcc_loopnest): Correct algorithm. (not_interesting_stmt): New function. (phi_loop_edge_uses_def): Ditto. (stmt_uses_phi_result): Ditto. (stmt_is_bumper_for_loop): Ditto. (perfect_nest_p): Ditto. (nestify_update_pending_stmts): Ditto. (replace_uses_of_x_with_y): Ditto. (stmt_uses_op): Ditto. (perfect_nestify): Ditto. * lambda-mat.c (lambda_matrix_id_p): New function. * lambda-trans.c (lambda_trans_matrix_id_p): Ditto. * lambda.h: Update prototypes. * tree-loop-linear (linear_transform_loop): Use new perfect_nest_p. Detect and ignore identity transform. * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed. 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr> * tree-loop-linear.c (gather_interchange_stats): Add more comments. Gather also strides of accessed data. Pass in the data references array. (try_interchange_loops): Add a new heuristic for handling the temporal locality. Pass in the data references array. (linear_transform_loops): Pass the data references array to try_interchange_loops. 2004-09-16 Kazu Hirata <kazu@cs.umass.edu> * doc/invoke.texi: Fix typos. Follow spelling conventions. 2004-09-16 Nathan Sidwell <nathan@codesourcery.com> * doc/c-tree.texi (Classes): Remove index entries for TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}. 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> * fold-const.c (fold): Fold difference of addresses. (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on get_inner_reference. * tree-ssa-loop-ivopts.c (peel_address): Removed. (ptr_difference_const): Moved to fold-const.c. (split_address_cost): Use get_inner_reference instead of peel_address. (ptr_difference_cost): Change type of diff to HOST_WIDE_INT. * tree.h (ptr_difference_const): Export. * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction variable type to the dump. Fix indentation. (idx_find_step): Handle nonconstant array_ref_element_size and array_ref_low_bound. (idx_record_use): Handle array_ref_element_size and array_ref_low_bound. (find_interesting_uses_stmt): Handle memory = nontrivial_expression statements correctly. (get_computation_at, iv_value): Do not unshare expressions here. (rewrite_use_outer): Unshare the expression before it is emitted to code. * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for): Moved to tree.c. * tree.c (unsigned_type_for, signed_type_for): Moved from tree-ssa-loop-niter.c. Use langhooks. * tree.h (signed_type_for): Export. 2004-09-16 David Edelsohn <edelsohn@gnu.org> * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update prototype. 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu> PR target/11572 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes. Add two parameters to extra_includes. (C_INCPATH_INIT): Remove. * c-incpath.c (register_include_chains): Call extra_pre_includes before adding the standard include directory. Update call to extra_includes. (!defined TARGET_EXTRA_INCLUDES): Update hook_void_charptr_charptr_int and add !define TARGET_EXTRA_PRE_INCLUDES. (!define TARGET_EXTRA_INCLUDES): Define as hook_void_charptr_charptr_int. (!define TARGET_EXTRA_PRE_INCLUDES): Likewise. (target_c_incpath): Always declare. * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a empty function. (define TARGET_EXTRA_PRE_INCLUDES): Likewise. * config/darwin.h: (darwin_register_frameworks): Update for the two new parameters. (darwin_register_objc_includes): Add prototype. (TARGET_EXTRA_PRE_INCLUDES): Define. * config/darwin-c.c (darwin_register_objc_includes): New function. (darwin_register_frameworks): Update for the two new parameters. (target_c_incpath): Remove. * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to the compile line. * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new parameters. (TARGET_EXTRA_PRE_INCLUDES): Document. * gcc.c (spec_function): Add replace-outfile. (replace_outfile_spec_function): New function. * config/darwin.h (LINK_SPEC): Add replace -lobjc with -lobjc-gnu if -fgnu-runtime is supplied. * invoke.texi (replace-outfile): Document.