--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/ChangeLog	Fri Jul 17 14:47:48 2009 +0900
@@ -0,0 +1,3924 @@
+2009-04-21  Release Manager
+
+	* GCC 4.4.0 released.
+
+2009-04-20  Anatoly Sokolov  <aesok@post.ru>
+
+	* config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
+	whether operands 0 and 1 overlaps.
+
+2009-04-20  Ira Rosen  <irar@il.ibm.com>
+
+	PR tree-optimization/39675
+	* tree-vect-transform.c (vect_transform_loop): Remove currently
+	redundant check of the return code of vect_schedule_slp. Check that
+	stmt_vec_info still exists for the statement, before checking its
+	vectorization type.
+
+2009-04-17  Aurelien Jarno  <aurelien@aurel32.net>
+
+	* config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
+	for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
+
+2009-04-16  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	Backport from mainline:
+	PR target/39767
+	* config/sh/predicates.md (arith_operand): Check if the operand
+	of TRUNCATE is a REG.
+
+2009-04-15  Richard Guenther  <rguenther@suse.de>
+
+	Backport from mainline:
+	PR tree-optimization/39764
+	* tree-ssa-ccp.c (get_value): Canonicalize value with
+	canonicalize_float_value.
+
+2009-04-14  H.J. Lu  <hongjiu.lu@intel.com>
+
+	Backport from mainline:
+	2009-04-09  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39678
+	* config/i386/i386.c (classify_argument): Handle SCmode with
+	(bit_offset % 64) != 0.
+
+2009-04-14  Uros Bizjak  <ubizjak@gmail.com>
+
+	Backport from mainline:
+	2009-04-12  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/39740
+	* config/alpha/predicates.md (local_symbolic_operand): Return 1 for
+	offseted label references.
+
+2009-04-11  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/39713
+	* tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
+	reference trees have SSA_NAME operands.
+
+2009-04-10  H.J. Lu  <hongjiu.lu@intel.com>
+
+	Backport from mainline:
+	2009-04-10  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/rs6000/darwin-vecsave.asm: Remove extra "*/".
+
+2009-04-09  Nick Clifton  <nickc@redhat.com>
+
+	* unwind-compat.c: Change copyright header to refer to version
+	3 of the GNU General Public License with version 3.1 of the
+	GCC Runtime Library Exception and to point readers at the
+	COPYING3 and COPYING3.RUNTIME files and the FSF's license web
+	page.
+	* config/alpha/crtfastmath.c: Likewise.
+	* config/alpha/linux-unwind.h: Likewise.
+	* config/alpha/qrnnd.asm: Likewise.
+	* config/alpha/vms-crt0-64.c: Likewise.
+	* config/alpha/vms-crt0.c: Likewise.
+	* config/alpha/vms-dwarf2.asm: Likewise.
+	* config/alpha/vms-dwarf2eh.asm: Likewise.
+	* config/alpha/vms-psxcrt0-64.c: Likewise.
+	* config/alpha/vms-psxcrt0.c: Likewise.
+	* config/alpha/vms_tramp.asm: Likewise.
+	* config/arc/initfini.c: Likewise.
+	* config/arc/lib1funcs.asm: Likewise.
+	* config/arm/bpabi-v6m.S: Likewise.
+	* config/arm/bpabi.S: Likewise.
+	* config/arm/bpabi.c: Likewise.
+	* config/arm/crti.asm: Likewise.
+	* config/arm/crtn.asm: Likewise.
+	* config/arm/ieee754-df.S: Likewise.
+	* config/arm/ieee754-sf.S: Likewise.
+	* config/arm/lib1funcs.asm: Likewise.
+	* config/arm/libunwind.S: Likewise.
+	* config/arm/linux-atomic.c: Likewise.
+	* config/arm/mmintrin.h: Likewise.
+	* config/arm/pr-support.c: Likewise.
+	* config/arm/unaligned-funcs.c: Likewise.
+	* config/arm/unwind-arm.c: Likewise.
+	* config/arm/unwind-arm.h: Likewise.
+	* config/avr/libgcc.S: Likewise.
+	* config/bfin/crti.s: Likewise.
+	* config/bfin/crtlibid.s: Likewise.
+	* config/bfin/crtn.s: Likewise.
+	* config/bfin/lib1funcs.asm: Likewise.
+	* config/bfin/linux-unwind.h: Likewise.
+	* config/cris/arit.c: Likewise.
+	* config/cris/cris_abi_symbol.c: Likewise.
+	* config/darwin-64.c: Likewise.
+	* config/darwin-crt2.c: Likewise.
+	* config/darwin-crt3.c: Likewise.
+	* config/darwin.h: Likewise.
+	* config/dbxelf.h: Likewise.
+	* config/dfp-bit.c: Likewise.
+	* config/dfp-bit.h: Likewise.
+	* config/elfos.h: Likewise.
+	* config/fixed-bit.c: Likewise.
+	* config/fixed-bit.h: Likewise.
+	* config/fp-bit.c: Likewise.
+	* config/fp-bit.h: Likewise.
+	* config/fr30/crti.asm: Likewise.
+	* config/fr30/crtn.asm: Likewise.
+	* config/fr30/lib1funcs.asm: Likewise.
+	* config/freebsd-spec.h: Likewise.
+	* config/frv/cmovd.c: Likewise.
+	* config/frv/cmovh.c: Likewise.
+	* config/frv/cmovw.c: Likewise.
+	* config/frv/frvbegin.c: Likewise.
+	* config/frv/frvend.c: Likewise.
+	* config/frv/lib1funcs.asm: Likewise.
+	* config/h8300/clzhi2.c: Likewise.
+	* config/h8300/crti.asm: Likewise.
+	* config/h8300/crtn.asm: Likewise.
+	* config/h8300/ctzhi2.c: Likewise.
+	* config/h8300/fixunssfsi.c: Likewise.
+	* config/h8300/lib1funcs.asm: Likewise.
+	* config/h8300/parityhi2.c: Likewise.
+	* config/h8300/popcounthi2.c: Likewise.
+	* config/i386/ammintrin.h: Likewise.
+	* config/i386/att.h: Likewise.
+	* config/i386/avxintrin.h: Likewise.
+	* config/i386/biarch64.h: Likewise.
+	* config/i386/bmmintrin.h: Likewise.
+	* config/i386/cpuid.h: Likewise.
+	* config/i386/cross-stdarg.h: Likewise.
+	* config/i386/crtfastmath.c: Likewise.
+	* config/i386/crtprec.c: Likewise.
+	* config/i386/cygming-crtbegin.c: Likewise.
+	* config/i386/cygming-crtend.c: Likewise.
+	* config/i386/cygwin.asm: Likewise.
+	* config/i386/emmintrin.h: Likewise.
+	* config/i386/gmm_malloc.h: Likewise.
+	* config/i386/gthr-win32.c: Likewise.
+	* config/i386/i386.h: Likewise.
+	* config/i386/immintrin.h: Likewise.
+	* config/i386/linux-unwind.h: Likewise.
+	* config/i386/linux64.h: Likewise.
+	* config/i386/mm3dnow.h: Likewise.
+	* config/i386/mmintrin-common.h: Likewise.
+	* config/i386/mmintrin.h: Likewise.
+	* config/i386/nmmintrin.h: Likewise.
+	* config/i386/pmm_malloc.h: Likewise.
+	* config/i386/pmmintrin.h: Likewise.
+	* config/i386/smmintrin.h: Likewise.
+	* config/i386/sol2-c1.asm: Likewise.
+	* config/i386/sol2-ci.asm: Likewise.
+	* config/i386/sol2-cn.asm: Likewise.
+	* config/i386/sol2-gc1.asm: Likewise.
+	* config/i386/tmmintrin.h: Likewise.
+	* config/i386/unix.h: Likewise.
+	* config/i386/w32-unwind.h: Likewise.
+	* config/i386/wmmintrin.h: Likewise.
+	* config/i386/x86-64.h: Likewise.
+	* config/i386/x86intrin.h: Likewise.
+	* config/i386/xmmintrin.h: Likewise.
+	* config/ia64/crtbegin.asm: Likewise.
+	* config/ia64/crtend.asm: Likewise.
+	* config/ia64/crtfastmath.c: Likewise.
+	* config/ia64/crti.asm: Likewise.
+	* config/ia64/crtn.asm: Likewise.
+	* config/ia64/fde-glibc.c: Likewise.
+	* config/ia64/lib1funcs.asm: Likewise.
+	* config/ia64/linux-unwind.h: Likewise.
+	* config/ia64/quadlib.c: Likewise.
+	* config/ia64/unwind-ia64.c: Likewise.
+	* config/linux.h: Likewise.
+	* config/m32c/m32c-lib1.S: Likewise.
+	* config/m32c/m32c-lib2.c: Likewise.
+	* config/m32r/initfini.c: Likewise.
+	* config/m68hc11/larith.asm: Likewise.
+	* config/m68hc11/m68hc11-crt0.S: Likewise.
+	* config/m68k/cf.md: Likewise.
+	* config/m68k/crti.s: Likewise.
+	* config/m68k/crtn.s: Likewise.
+	* config/m68k/lb1sf68.asm: Likewise.
+	* config/m68k/linux-unwind.h: Likewise.
+	* config/mcore/crti.asm: Likewise.
+	* config/mcore/crtn.asm: Likewise.
+	* config/mcore/lib1.asm: Likewise.
+	* config/mips/linux-unwind.h: Likewise.
+	* config/mips/loongson.h: Likewise.
+	* config/mips/mips16.S: Likewise.
+	* config/mmix/crti.asm: Likewise.
+	* config/mmix/crtn.asm: Likewise.
+	* config/pa/fptr.c: Likewise.
+	* config/pa/hpux-unwind.h: Likewise.
+	* config/pa/lib2funcs.asm: Likewise.
+	* config/pa/linux-atomic.c: Likewise.
+	* config/pa/linux-unwind.h: Likewise.
+	* config/pa/milli64.S: Likewise.
+	* config/pa/quadlib.c: Likewise.
+	* config/pa/stublib.c: Likewise.
+	* config/picochip/libgccExtras/adddi3.asm: Likewise.
+	* config/picochip/libgccExtras/ashlsi3.asm: Likewise.
+	* config/picochip/libgccExtras/ashlsi3.c: Likewise.
+	* config/picochip/libgccExtras/ashrsi3.asm: Likewise.
+	* config/picochip/libgccExtras/ashrsi3.c: Likewise.
+	* config/picochip/libgccExtras/cmpsi2.asm: Likewise.
+	* config/picochip/libgccExtras/divmod15.asm: Likewise.
+	* config/picochip/libgccExtras/divmodhi4.asm: Likewise.
+	* config/picochip/libgccExtras/divmodsi4.asm: Likewise.
+	* config/picochip/libgccExtras/longjmp.asm: Likewise.
+	* config/picochip/libgccExtras/lshrsi3.asm: Likewise.
+	* config/picochip/libgccExtras/lshrsi3.c: Likewise.
+	* config/picochip/libgccExtras/parityhi2.asm: Likewise.
+	* config/picochip/libgccExtras/popcounthi2.asm: Likewise.
+	* config/picochip/libgccExtras/setjmp.asm: Likewise.
+	* config/picochip/libgccExtras/subdi3.asm: Likewise.
+	* config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
+	* config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
+	* config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
+	* config/rs6000/750cl.h: Likewise.
+	* config/rs6000/altivec.h: Likewise.
+	* config/rs6000/biarch64.h: Likewise.
+	* config/rs6000/crtresfpr.asm: Likewise.
+	* config/rs6000/crtresgpr.asm: Likewise.
+	* config/rs6000/crtresxfpr.asm: Likewise.
+	* config/rs6000/crtresxgpr.asm: Likewise.
+	* config/rs6000/crtsavfpr.asm: Likewise.
+	* config/rs6000/crtsavgpr.asm: Likewise.
+	* config/rs6000/darwin-asm.h: Likewise.
+	* config/rs6000/darwin-fallback.c: Likewise.
+	* config/rs6000/darwin-fpsave.asm: Likewise.
+	* config/rs6000/darwin-ldouble.c: Likewise.
+	* config/rs6000/darwin-tramp.asm: Likewise.
+	* config/rs6000/darwin-unwind.h: Likewise.
+	* config/rs6000/darwin-vecsave.asm: Likewise.
+	* config/rs6000/darwin-world.asm: Likewise.
+	* config/rs6000/e500crtres32gpr.asm: Likewise.
+	* config/rs6000/e500crtres64gpr.asm: Likewise.
+	* config/rs6000/e500crtres64gprctr.asm: Likewise.
+	* config/rs6000/e500crtrest32gpr.asm: Likewise.
+	* config/rs6000/e500crtrest64gpr.asm: Likewise.
+	* config/rs6000/e500crtresx32gpr.asm: Likewise.
+	* config/rs6000/e500crtresx64gpr.asm: Likewise.
+	* config/rs6000/e500crtsav32gpr.asm: Likewise.
+	* config/rs6000/e500crtsav64gpr.asm: Likewise.
+	* config/rs6000/e500crtsav64gprctr.asm: Likewise.
+	* config/rs6000/e500crtsavg32gpr.asm: Likewise.
+	* config/rs6000/e500crtsavg64gpr.asm: Likewise.
+	* config/rs6000/e500crtsavg64gprctr.asm: Likewise.
+	* config/rs6000/eabi-ci.asm: Likewise.
+	* config/rs6000/eabi-cn.asm: Likewise.
+	* config/rs6000/eabi.asm: Likewise.
+	* config/rs6000/linux-unwind.h: Likewise.
+	* config/rs6000/linux64.h: Likewise.
+	* config/rs6000/paired.h: Likewise.
+	* config/rs6000/paired.md: Likewise.
+	* config/rs6000/ppc64-fp.c: Likewise.
+	* config/rs6000/ppu_intrinsics.h: Likewise.
+	* config/rs6000/rs6000.h: Likewise.
+	* config/rs6000/si2vmx.h: Likewise.
+	* config/rs6000/sol-ci.asm: Likewise.
+	* config/rs6000/sol-cn.asm: Likewise.
+	* config/rs6000/spe.h: Likewise.
+	* config/rs6000/spu2vmx.h: Likewise.
+	* config/rs6000/sysv4.h: Likewise.
+	* config/rs6000/tramp.asm: Likewise.
+	* config/rs6000/vec_types.h: Likewise.
+	* config/s390/linux-unwind.h: Likewise.
+	* config/s390/tpf-unwind.h: Likewise.
+	* config/score/crti.asm: Likewise.
+	* config/score/crtn.asm: Likewise.
+	* config/sh/crt1.asm: Likewise.
+	* config/sh/crti.asm: Likewise.
+	* config/sh/crtn.asm: Likewise.
+	* config/sh/divtab-sh4-300.c: Likewise.
+	* config/sh/divtab-sh4.c: Likewise.
+	* config/sh/divtab.c: Likewise.
+	* config/sh/lib1funcs-4-300.asm: Likewise.
+	* config/sh/lib1funcs-Os-4-200.asm: Likewise.
+	* config/sh/lib1funcs.asm: Likewise.
+	* config/sh/lib1funcs.h: Likewise.
+	* config/sh/linux-atomic.asm: Likewise.
+	* config/sh/linux-unwind.h: Likewise.
+	* config/sh/shmedia.h: Likewise.
+	* config/sh/sshmedia.h: Likewise.
+	* config/sh/ushmedia.h: Likewise.
+	* config/sparc/crtfastmath.c: Likewise.
+	* config/sparc/linux-unwind.h: Likewise.
+	* config/sparc/sol2-c1.asm: Likewise.
+	* config/sparc/sol2-ci.asm: Likewise.
+	* config/sparc/sol2-cn.asm: Likewise.
+	* config/spu/divmodti4.c: Likewise.
+	* config/spu/divv2df3.c: Likewise.
+	* config/spu/float_disf.c: Likewise.
+	* config/spu/float_unsdidf.c: Likewise.
+	* config/spu/float_unsdisf.c: Likewise.
+	* config/spu/float_unssidf.c: Likewise.
+	* config/spu/mfc_multi_tag_release.c: Likewise.
+	* config/spu/mfc_multi_tag_reserve.c: Likewise.
+	* config/spu/mfc_tag_release.c: Likewise.
+	* config/spu/mfc_tag_reserve.c: Likewise.
+	* config/spu/mfc_tag_table.c: Likewise.
+	* config/spu/multi3.c: Likewise.
+	* config/spu/spu_internals.h: Likewise.
+	* config/spu/spu_intrinsics.h: Likewise.
+	* config/spu/spu_mfcio.h: Likewise.
+	* config/spu/vec_types.h: Likewise.
+	* config/spu/vmx2spu.h: Likewise.
+	* config/stormy16/stormy16-lib2.c: Likewise.
+	* config/svr4.h: Likewise.
+	* config/sync.c: Likewise.
+	* config/v850/lib1funcs.asm: Likewise.
+	* config/vxlib-tls.c: Likewise.
+	* config/vxlib.c: Likewise.
+	* config/vxworks-dummy.h: Likewise.
+	* config/xtensa/crti.asm: Likewise.
+	* config/xtensa/crtn.asm: Likewise.
+	* config/xtensa/ieee754-df.S: Likewise.
+	* config/xtensa/ieee754-sf.S: Likewise.
+	* config/xtensa/lib1funcs.asm: Likewise.
+	* config/xtensa/lib2funcs.S: Likewise.
+	* config/xtensa/linux-unwind.h: Likewise.
+	* config/xtensa/unwind-dw2-xtensa.c: Likewise.
+	* config/xtensa/unwind-dw2-xtensa.h: Likewise.
+	* coretypes.h: Likewise.
+	* crtstuff.c: Likewise.
+	* defaults.h: Likewise.
+	* dwarf2.h: Likewise.
+	* emutls.c: Likewise.
+	* gbl-ctors.h: Likewise.
+	* gcov-io.h: Likewise.
+	* ginclude/float.h: Likewise.
+	* ginclude/iso646.h: Likewise.
+	* ginclude/stdarg.h: Likewise.
+	* ginclude/stdbool.h: Likewise.
+	* ginclude/stddef.h: Likewise.
+	* ginclude/stdfix.h: Likewise.
+	* ginclude/tgmath.h: Likewise.
+	* gthr-aix.h: Likewise.
+	* gthr-dce.h: Likewise.
+	* gthr-gnat.c: Likewise.
+	* gthr-gnat.h: Likewise.
+	* gthr-lynx.h: Likewise.
+	* gthr-mipssde.h: Likewise.
+	* gthr-nks.h: Likewise.
+	* gthr-posix.c: Likewise.
+	* gthr-posix.h: Likewise.
+	* gthr-posix95.h: Likewise.
+	* gthr-rtems.h: Likewise.
+	* gthr-single.h: Likewise.
+	* gthr-solaris.h: Likewise.
+	* gthr-tpf.h: Likewise.
+	* gthr-vxworks.h: Likewise.
+	* gthr-win32.h: Likewise.
+	* gthr.h: Likewise.
+	* libgcc2.c: Likewise.
+	* libgcc2.h: Likewise.
+	* libgcov.c: Likewise.
+	* tsystem.h: Likewise.
+	* typeclass.h: Likewise.
+	* unwind-c.c: Likewise.
+	* unwind-compat.h: Likewise.
+	* unwind-dw2-fde-compat.c: Likewise.
+	* unwind-dw2-fde-darwin.c: Likewise.
+	* unwind-dw2-fde-glibc.c: Likewise.
+	* unwind-dw2-fde.c: Likewise.
+	* unwind-dw2-fde.h: Likewise.
+	* unwind-dw2.c: Likewise.
+	* unwind-dw2.h: Likewise.
+	* unwind-generic.h: Likewise.
+	* unwind-pe.h: Likewise.
+	* unwind-sjlj.c: Likewise.
+	* unwind.inc: Likewise.
+	* config/arm/neon-gen.ml: Change generated copyright header to
+	refer to version 3 of the GNU General Public License with
+	version 3.1 of the GCC Runtime Library Exception and to point
+	readers at the COPYING3 and COPYING3.RUNTIME files and the
+	FSF's license web page.
+	* config/arm/arm_neon.h: Regenerate.
+
+2009-04-09  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/cris/cris.md: Change copyright header to refer to version
+	3 of the GNU General Public License.
+	* doc/install.texi2html: Change copyright header to refer to version
+	3 of the GNU General Public License and to point readers at the
+	COPYING3 file and the FSF's license web page.
+
+2009-04-08  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/39573
+	* omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
+	variables.
+
+2009-04-08  David Ayers  <ayers@fsfe.org>
+
+	PR objc/27377
+	* c-typeck.c (build_conditional_expr): Emit ObjC warnings
+	by calling objc_compare_types and surpress warnings about
+	incompatible C pointers that are compatible ObjC pointers.
+
+2009-04-07  Alan Modra  <amodra@bigpond.net.au>
+
+	PR target/39634
+	* config.gcc (powerpc-*-linux*): Include soft-fp/t-softfp after
+	rs6000/t-linux64.
+
+2009-04-04  Richard Earnshaw  <rearnsha@arm.com>
+
+	PR target/39501
+	* arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
+	* testsuite/gcc.c-torture/execute/pr39501.c: New file.
+	* testsuite/gcc.c-torture/execute/pr39501.x: New file.
+
+2009-04-04  Jakub Jelinek  <jakub@redhat.com>
+
+	* unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
+	* unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
+	instead of REG_UNSAVED for DW_CFA_undefined.
+	(uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
+	(uw_update_context): If RA column is REG_UNDEFINED, mark it as
+	outermost frame.
+
+2009-04-02  Ira Rosen  <irar@il.ibm.com>
+
+	PR tree-optimization/39595
+	* tree-vect-analyze.c (vect_build_slp_tree): Check that the size of
+	interleaved loads group is not greater than the SLP group size.
+
+2009-04-01  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR rtl-optimization/39588
+	* combine.c (merge_outer_ops): Do not set the constant when this
+	is not necessary.
+	(simplify_shift_const_1): Do not modify it either in this case.
+
+2009-04-01  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
+	tuning is deprecated if -mtune value is set to an Itanium1 variant.
+
+2009-04-01  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/39226
+	* config/rs6000/rs6000.md (andsi3_internal5_nomc,
+	anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
+	(booldi3_internal3): Use boolean_or_operator instead of
+	boolean_operator.
+
+	PR c/37772
+	* c-parser.c (c_parser_asm_statement): Skip until close paren and
+	return if c_parser_asm_string_literal returned NULL.
+
+2009-04-01  Kai Tietz  <kai.tietz@onevision.com>
+	    Andrey Galkin <agalkin@hypercom.com>
+
+	PR/39492
+	* config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
+	Make object_name unique for each process.
+
+2009-04-01  Anatoly Sokolov  <aesok@post.ru>
+
+	* config/avr/avr.c (avr_override_options): Inform user that
+	-mno-tablejump option is deprecated.
+	* doc/invoke.texi (AVR Options): Update -mno-tablejump.
+
+2009-04-01  Jakub Jelinek  <jakub@redhat.com>
+
+	PR other/39591
+	* omp-low.c (remove_exit_barrier): Don't optimize if there are any
+	addressable variables in the parallel that could go out of scope while
+	running queued tasks.
+
+2009-03-30  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* doc/invoke.texi (-floop-interchange, -floop-strip-mine,
+	-floop-block): Document dependences on PPL, CLooG and Graphite.
+
+2009-03-30  Jakub Jelinek  <jakub@redhat.com>
+
+	Revert
+
+	2009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
+	* c-common.c (pointer_int_sum): Use %wd on return from
+	tree_low_cst.
+
+	2009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
+	* c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
+	on return from tree_low_cst.
+
+	2009-03-27  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
+	PR c++/35652
+	* builtins.h (c_strlen): Do not warn here.
+	* c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
+	* c-common.c (pointer_int_sum): Take an explicit location.
+	Warn about offsets out of bounds.
+	* c-common.h (pointer_int_sum): Adjust declaration.
+
+2009-03-29  H.J. Lu  <hongjiu.lu@intel.com>
+
+	Backport from mainline:
+	2009-03-29  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39545
+	* config/i386/i386.c (classify_argument): Ignore flexible array
+	member in struct and warn ABI change.
+
+2009-03-29  Joseph Myers  <joseph@codesourcery.com>
+
+	* doc/invoke.texi, doc/standards.texi: Refer to
+	gcc-4.4/c99status.html.
+
+2009-03-28  Anatoly Sokolov  <aesok@post.ru>
+
+	* config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
+	atmega8m1 devices.
+	* config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
+	* config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
+
+2009-03-28  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
+	following vector keyword has expansion starting with pixel or bool
+	keyword, expand vector to __vector and pixel or bool to __pixel or
+	__bool.
+
+	PR c++/39554
+	* opts.c (warning_disallowed_functions, warn_disallowed_functions,
+	warn_if_disallowed_function_p): Removed.
+	(common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
+	* c-parser.c (c_parser_postfix_expression_after_primary): Don't call
+	warning_if_disallowed_function_p.
+	* flags.h (warn_if_disallowed_function_p,
+	warn_disallowed_functions): Removed.
+	* common.opt (Wdisallowed-function-list=): Removed.
+	* doc/invoke.texi (-Wdisallowed-function-list=): Removed.
+
+2009-03-27  Mark Mitchell  <mark@codesourcery.com>
+
+	* DEV-PHASE: Mark "prerelease".
+
+2009-03-27  Xinliang David Li  <davidxl@google.com>
+
+	PR tree-optimization/39557
+	* tree-ssa.c (warn_uninitialized_vars): free postdom info.
+
+2009-03-27  Xinliang David Li  <davidxl@google.com>
+
+	PR tree-optimization/39548
+	* tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy 
+	candidate check.
+
+2009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* c-common.c (pointer_int_sum): Use %wd on return from
+	tree_low_cst.
+
+2009-03-27  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
+	on return from tree_low_cst.
+
+2009-03-27  Andrew Pinski  <andrew_pinski@playstation.sony.com>
+
+	PR c++/36799
+	* ginclude/stdarg.h (va_copy): Define also for __GXX_EXPERIMENTAL_CXX0X__.
+
+2009-03-27  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
+
+	PR c++/35652
+	* builtins.h (c_strlen): Do not warn here.
+	* c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
+	* c-common.c (pointer_int_sum): Take an explicit location.
+	Warn about offsets out of bounds.
+	* c-common.h (pointer_int_sum): Adjust declaration.
+
+2009-03-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	* doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
+	markup glitch.
+
+2009-03-26  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/39554
+	* opts.c (warn_if_disallowed_function_p): Don't assume
+	get_callee_fndecl must return non-NULL.
+
+2009-03-26  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/39522
+	* reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
+	when reg_reloaded_valid is set.
+
+2009-03-26  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* config/spu/divv2df3.c: New file.
+	* config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
+	(DPBIT_FUNCS): Filter out _div_df.
+
+2009-03-26  Bernd Schmidt  <bernd.schmidt@analog.com>
+
+	* config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
+	a jump insn, count that jump in the distance to the loop start.
+
+2009-03-25  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	PR target/39523
+	* config/sh/sh.c (calc_live_regs): Fix condition for global
+	registers except PIC_OFFSET_TABLE_REGNUM.
+
+2009-03-25  Kai Tietz  <kai.tietz@onevision.com>
+
+	PR/39518
+	* doc/invoke.texi (-mconsole): New.
+	(-mcygwin): New.
+	(-mno-cygwin): New.
+	(-mdll): New.
+	(-mnop-fun-dllimport): New.
+	(-mthread): New.
+	(-mwin32): New.
+	(-mwindows): New.
+	(sub section "i386 and x86-64 Windows Options"): New.
+
+2009-03-25  Ralf Corsépius <ralf.corsepius@rtems.org>
+
+	* config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
+	* config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
+
+2009-03-25  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/39497
+	* Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
+	of -Wno-error.
+
+2009-03-25  Andrey Belevantsev  <abel@ispras.ru>
+
+	* config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
+	neither of haifa/selective schedulers are working.
+
+2009-03-25  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	* doc/invoke.texi (Debugging Options): Fix description of
+	-fno-merge-debug-strings.
+
+2009-03-24  Hans-Peter Nilsson  <hp@axis.com>
+
+	* config/cris/libgcc.ver: New version-script.
+	* config/cris/t-linux (SHLIB_MAPFILES): Use it.
+
+	* configure.ac <GAS features, nop mnemonic>: Add pattern
+	crisv32-*-* for "nop".
+	<GAS features, Thread-local storage>: Add item for CRIS and
+	CRIS v32.
+	* configure: Regenerate.
+
+2009-03-24  Ira Rosen  <irar@il.ibm.com>
+
+	PR tree-optimization/39529
+	* tree-vect-transform.c (vect_create_data_ref_ptr): Call
+	mark_sym_for_renaming for the tag copied to the new vector
+	pointer.
+
+2009-03-24  Arthur Loiret  <aloiret@debian.org>
+
+	* config.host (alpha*-*-linux*): Use driver-alpha.o and
+	alpha/x-alpha.
+	* config/alpha/linux.h (host_detect_local_cpu): Declare, add to
+	EXTRA_SPEC_FUNCTIONS.
+	(MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
+	* config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
+	* doc/invoke.texi (DEC Alpha Options): Document 'native' value for
+	-march and -mtune options.
+
+2009-03-24  Ralf Corsépius <ralf.corsepius@rtems.org>
+
+	* config/m68k/t-rtems: Add m5329 multilib.
+
+2009-03-24  Dodji Seketeli  <dodji@redhat.com>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/39524
+	* dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
+	nodes.
+
+2009-03-23  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/39495
+	* c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
+	instead of c_parser_expression_conv, if original_code isn't one of the
+	4 allowed comparison codes, fail.
+
+2009-03-23  Richard Guenther  <rguenther@suse.de>
+
+	* cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
+	* tree.h (struct tree_type): Likewise.
+	* reload.h (struct insn_chain): Likewise.
+	* dwarf2out.c (struct dw_loc_descr_struct): Likewise.
+	* function.h (struct function): Likewise.
+	* tree-ssa-structalias.c (struct equiv_class_label): Likewise.
+
+2009-03-23  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/39516
+	* lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
+
+2009-03-23 Bingfeng Mei  <bmei@broadcom.com>
+
+	* config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint 
+	should be set true if BITS_PER_WORD of target is bigger than 32
+
+2009-03-22  Hans-Peter Nilsson  <hp@axis.com>
+
+	* config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
+	Translate -B-options to -rpath-link.  Correct existing
+	rpath-link and conditionalize on !nostdlib.
+
+2009-03-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	* doc/extend.texi (Function Attributes, Variable Attributes):
+	Fix typos.
+	* doc/invoke.texi (Debugging Options, Optimize Options)
+	(i386 and x86-64 Options, MCore Options): Likewise.
+
+2009-03-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/37890
+	* dwarf2out.c (gen_namespace_die): Add context_die argument and use
+	it for block local namespace aliases.
+	(gen_decl_die): Pass context_die to gen_namespace_die.
+
+2009-03-19  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/39495
+	* c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
+	minimum or maximum value.
+
+2009-03-19  Alexandre Oliva  <aoliva@redhat.com>
+
+	* reginfo.c (globalize_reg): Recompute derived reg sets.
+
+2009-03-19  Ozkan Sezer <sezeroz@gmail.com>
+
+	PR target/39063
+	* libgcc2.c (mprotect): Do not use signed arguments for
+	VirtualProtect, use DWORD arguments.  Also fix the 'may
+	be used uninitialized' warning for the np variable.
+
+2009-03-19  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/39496
+	* config/i386/i386.c (ix86_function_regparm): Don't optimize local
+	functions using regparm calling conventions when not optimizing.
+	(ix86_function_sseregparm): Similarly for sseregparm calling
+	conventions.
+
+2009-03-19  Li Feng  <nemokingdom@gmail.com>
+
+	PR middle-end/39500
+	* tree-data-ref.c (analyze_subscript_affine_affine): There is no
+	dependence if the first conflict is after niter iterations.
+
+2009-03-19  Hans-Peter Nilsson  <hp@axis.com>
+
+	PR middle-end/38609
+	* config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
+	functions with dynamic stack-pointer adjustments.
+
+2009-03-19  Ben Elliston  <bje@au.ibm.com>
+
+	* doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
+	option; change to -msdata=data.
+
+2009-03-18  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	* c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
+	and -fopenmp.
+
+2009-03-18  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR target/35180
+	* config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
+
+2009-03-18  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi (Code Gen Options): Expand discussion of
+	-fno-common.
+
+2009-03-18  Jakub Jelinek  <jakub@redhat.com>
+
+	* dse.c (struct group_info): Reorder fields for 64-bit hosts.
+	* matrix-reorg.c (struct matrix_info): Likewise.
+	* tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
+	* rtl.h (struct mem_attrs): Likewise.
+	* df.h (struct df): Likewise.
+	* tree-data-ref.h (struct data_dependence_relation): Likewise.
+	* ira-int.h (struct ira_allocno): Likewise.
+	* df-scan.c (struct df_collection_rec): Likewise.
+	* ira.c (struct equivalence): Likewise.
+	* function.c (struct temp_slot): Likewise.
+	* cfgloop.h (struct loop): Likewise.
+
+	PR debug/39485
+	* function.c (use_register_for_decl): When not optimizing, disregard
+	register keyword for variables with types containing methods.
+
+2009-03-18  Sebastian Pop  <sebastian.pop@amd.com>
+
+	PR middle-end/39447
+	* graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
+	(is_simple_operand): Call contains_component_ref_p before calling data
+	reference analysis that would fail on COMPONENT_REFs.
+
+	* tree-vrp.c (search_for_addr_array): Fix formatting.
+
+2009-03-18  Richard Guenther  <rguenther@suse.de>
+
+	* tree-vect-transform.c (vect_loop_versioning): Fold the
+	generated comparisons.
+	* tree-vectorizer.c (set_prologue_iterations): Likewise.
+	(slpeel_tree_peel_loop_to_edge): Likewise.
+
+2009-03-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	PR middle-end/37805
+	* opts.c (print_specific_help): In addition to `undocumented',
+	accept `separate' and `joined' flags if passed alone.  Describe
+	output by the first matched one of those.
+	(common_handle_option): Skip over empty strings.
+	* gcc.c (display_help): Fix help string for `--help='.
+	* doc/invoke.texi (Option Summary, Overall Options): With
+	`--help=', classes and qualifiers can both be repeated, but
+	only the latter can be negated.  One should not pass only
+	negated qualifiers.  Fix markup and examples.
+
+	Revert
+	2008-10-14  Jakub Jelinek  <jakub@redhat.com>
+	PR middle-end/37805
+	* opts.c (common_handle_option): Don't ICE on -fhelp=joined
+	and -fhelp=separate.
+
+2009-03-17  Jing Yu  <jingyu@google.com>
+
+	PR middle-end/39378
+	* function.h (struct rtl_data): Move is_thunk from here...
+	(struct function): ...to here.
+	* cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
+	* varasm.c (assemble_start_function): Change is_thunk from crtl to
+	cfun.
+	* config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
+	cfun.
+	(alpha_does_function_need_gp, alpha_start_function): Likewise.
+	(alpha_output_function_end_prologue): Likewise.
+	(alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
+	* config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
+	(rs6000_output_function_epilogue): Likewise.
+	* config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
+
+2009-03-17  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/39482
+	* config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
+	from different units in a single alternative.
+	(*truncdfsf_i387): Ditto.
+	(*truncxfsf2_mixed): Ditto.
+	(*truncxfdf2_mixed): Ditto.
+
+2009-03-17  Jakub Jelinek  <jakub@redhat.com>
+
+	* dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
+	non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
+
+	PR debug/39474
+	* tree-ssa-live.c (remove_unused_locals): Don't remove local
+	unused non-artificial variables when not optimizing.
+
+	PR debug/39471
+	* dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
+	DW_TAG_imported_module even if decl is IMPORTED_DECL with
+	NAMESPACE_DECL in its DECL_INITIAL.
+
+	PR middle-end/39443
+	* optabs.c (set_user_assembler_libfunc): New function.
+	* expr.h (set_user_assembler_libfunc): New prototype.
+	* c-common.c: Include libfuncs.h.
+	(set_builtin_user_assembler_name): Call set_user_assembler_libfunc
+	for memcmp, memset, memcpy, memmove and abort.
+	* Makefile.in (c-common.o): Depend on libfuncs.h.
+
+	PR debug/39412
+	* dwarf2out.c (gen_inlined_enumeration_type_die,
+	gen_inlined_structure_type_die, gen_inlined_union_type_die,
+	gen_tagged_type_instantiation_die): Removed.
+	(gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
+	do nothing.
+
+2009-03-17  Janis Johnson  <janis187@us.ibm.com>
+
+	PR testsuite/38526
+	* Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
+	its use.
+	(check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
+	(check-parallel-%): Ditto.
+	(check-consistency): Ditto.
+
+2009-03-17  Kai Tietz  <kai.tietz@onevision.com>
+
+	* ipa-struct-reorg.c (create_general_new_stmt): Initialize
+	local variable rhs by NULL_TREE.
+
+2009-03-17  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39477
+	* doc/extend.texi: Correct register behavior for regparm on Intel 386.
+
+2009-03-17  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39476
+	* config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
+
+2009-03-17  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39473
+	* config/i386/i386.c (ix86_expand_call): Check extra clobbers
+	for ms->sysv ABI calls only in 64bit mode.
+
+	* config/i386/i386.md (untyped_call): Support 32bit.
+
+2009-03-16  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* doc/extend.texi: Replace x86_65 with x86_64.
+
+2009-03-16  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/39455
+	* tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
+	mismatches for POINTER_TYPE_P (type).
+	(number_of_iterations_le): Likewise.
+
+2009-03-16  Hariharan Sandanagobalane <hariharan@picochip.com>
+
+	* config/picochip/picochip.c: Removed profiling support.
+	* config/picochip/picochip.md: Removed profiling instruction.
+	* config/picochip/picochip.h: Removed profiling builtin.
+
+2009-03-16  Joseph Myers  <joseph@codesourcery.com>
+
+	* doc/install.texi (--with-host-libstdcxx): Document.
+
+2009-03-14  Anatoly Sokolov  <aesok@post.ru>
+
+	PR target/34299
+	* config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
+	generate a warning if the function name does not begin with
+	"__vector" and the function has either the 'signal' or 'interrupt'
+	attribute, from here to ...
+	(avr_declare_function_name): ...here. New function.
+	* config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
+	* config/avr/avr-protos.h (avr_declare_function_name): Declare.
+
+2009-03-14  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/39454
+	* cse.c (fold_rtx): Don't modify original const_arg1 when
+	canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
+	separate variable instead.
+	* rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
+	from out of range shift counts.
+	(num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
+
+2008-03-13  Catherine Moore  <clm@codesourcery.com>
+
+	* gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
+	diagnostic.h with $(DIAGNOSTIC_H).
+
+2008-03-12  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/39431
+	* config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
+	predicate.
+	* config/i386/sync.md (sync_compare_and_swap<mode>,
+	sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
+	if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
+	into a register.
+	(sync_double_compare_and_swapdi_pic,
+	sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
+	cmpxchg8b_pic_memory_operand instead of just memory_operand.
+
+2009-03-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39445
+	* config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
+
+2009-03-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39327
+	* config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
+	(avx_addsubv4df3): Likewise.
+	(*avx_addsubv4sf3): Likewise.
+	(sse3_addsubv4sf3): Likewise.
+
+2009-03-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/38824
+	* config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
+
+2009-03-12  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR debug/39432
+	* ira-int.h (struct allocno): Fix comment for calls_crossed_num.
+	* ira-conflicts.c (ira_build_conflicts): Prohibit call used
+	registers for allocnos created from user-defined variables.
+
+2009-03-11  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	PR target/39181
+	* config/spu/spu.c (spu_expand_mov): Handle invalid subregs
+	of non-integer mode as well.
+
+2009-03-11  Adam Nemet  <anemet@caviumnetworks.com>
+
+	* gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
+	for functions for which the parameter types are unknown.
+
+2009-03-11  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/39137
+	* cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
+	* defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
+	* config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
+	* config/i386/i386.c (ix86_local_alignment): For
+	-m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
+	long long variables on the stack to avoid dynamic realignment.
+	Allow the first argument to be a decl rather than type.
+	* doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
+
+2009-03-11  Nick Clifton  <nickc@redhat.com>
+
+	PR target/5362
+	* config/mcore/mcore.opt: Remove deprecated m4align and m8align
+	options.
+	Add description to mno-lsim option.
+	* config/mcore/mcore.h: Remove comment about deprecated m4align
+	option.
+	(TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
+	* doc/invoke.texi: Add description of mno-lsim and
+	mstack-increment options.
+
+	* config/fr30/fr30.opt: Document the -mno-lsim option.
+	* doc/invoke.texi: Add descriptions of the FR30's -msmall-model
+	and -mno-lsim options.
+
+2009-03-11  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* fold-const.c (fold_comparison): Only call fold_inf_compare
+	if the mode supports infinities.
+
+2009-03-11  Jason Merrill  <jason@redhat.com>
+
+	PR debug/39086
+	* tree-nrv.c (tree_nrv): Don't do this optimization if the front
+	end already did.  Notice GIMPLE_CALL modifications of the result.
+	Don't copy debug information from an ignored decl or a decl from
+	another function.
+
+2009-03-10  Richard Guenther  <rguenther@suse.de>
+	    Nathan Froyd  <froydnj@codesourcery.com>
+
+	PR middle-end/37850
+	* libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
+	(__divMODE3): Likewise.
+
+2009-03-09  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/39394
+	* gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
+	DECL_SIZE_UNIT of variable length FIELD_DECLs.
+
+2009-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* recog.c (verfiy_changes): Disallow renaming of hard regs in
+	inline asms for register asm ("") declarations.
+
+2009-03-09  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* fold-const.c (fold_unary): Fix comment.
+
+2009-03-07  Jan Hubicka  <jh@suse.cz>
+
+	PR target/39361
+	* tree-inline.c (setup_one_parameter): Do replacement of const
+	argument by constant in SSA form.
+
+2009-03-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	PR middle-end/38028
+	* function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
+	determine alignment passed to assign_stack_local.
+	(assign_parms_unsplit_complex): Likewise.
+	* except.c (sjlj_build_landing_pads): Likewise.
+
+2009-03-06  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/39360
+	* tree-flow.h (add_referenced_var): Return bool instead of void.
+	* tree-dfa.c (add_referenced_var): Return result of
+	referenced_var_check_and_insert call.
+	* tree-inline.c (expand_call_inline): Call add_referenced_var instead
+	of referenced_var_check_and_insert.
+
+	PR debug/39372
+	* dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
+	(gen_variable_die): Emit DW_AT_location on abstract static variable's
+	DIE, don't emit it if abstract origin already has it.
+	* tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
+	BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
+
+2009-03-06  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
+
+	* genpreds.c: (needs_variable): Fix parentheses at variable name
+	detection.
+	(write_tm_constrs_h): Indent generated code.
+
+2009-03-06  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
+
+	* doc/extend.texi (Function Attributes): Add documentation
+	for isr attributes.
+
+2009-03-06  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/39387
+	* dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
+	take locus from its DECL_SOURCE_LOCATION instead of input_location.
+
+2009-03-05  Bernd Schmidt  <bernd.schmidt@analog.com>
+
+	* config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
+	the loop as bad.
+
+2009-03-05  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/39379
+	* tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
+	with blocks containing IMPORTED_DECLs in BLOCK_VARS.
+
+2009-03-05  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (R8_REG, R9_REG): New constants.
+	* config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
+	constants instead of magic numbers.
+	(HARD_REGNO_CALLER_SAVE_MODE): Ditto.
+	(QI_REG_P): Ditto.
+	* config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
+	(x86_64_ms_abi_int_parameter_registers): Ditto.
+	(x86_64_int_return_registers): Ditto.
+	(ix86_maybe_switch_abi): Ditto.
+	(ix86_expand_call): Ditto for clobbered_registers array.
+	(ix86_hard_regno_mode_ok): Ditto.
+	(x86_extended_QIreg_mentioned_p): Ditto.
+
+2009-03-05  J"orn Rennecke  <joern.rennecke@arc.com>
+
+	PR tree-optimization/39349
+	* cse.c (cse_insn): Fix loop to stop at VOIDmode.
+
+	* combine.c (gen_lowpart_for_combine): Use omode when generating
+	clobber.
+
+2009-03-04  J"orn Rennecke  <joern.rennecke@arc.com>
+
+	PR rtl-optimization/39235
+	* loop-iv.c (get_simple_loop_desc): Use XCNEW.
+
+2009-03-04  Zdenek Dvorak  <ook@ucw.cz>
+
+	* graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
+
+2009-03-04  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/39362
+	* tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
+	that occur in abnormal PHIs should be varying.
+
+2009-03-04  Zdenek Dvorak  <ook@ucw.cz>
+
+	* tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
+	Extend comments.
+	(simple_iv):  Take loop as an argument instead of statement.
+	* tree-scalar-evolution.h (simple_iv): Declaration changed.
+	* tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
+	to simple_iv.
+	* tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
+	Ditto.
+	* tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
+	* matrix-reorg.c (analyze_transpose): Ditto.
+	* tree-data-ref.c (dr_analyze_innermost): Ditto.
+	* tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
+	* tree-predcom.c (ref_at_iteration): Ditto.
+	* tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
+
+2009-03-04  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/39358
+	* tree-ssa-structalias.c (do_sd_constraint): Fix check for
+	escaped_id and callused_id.
+	(solve_graph): Likewise.
+
+2009-03-04  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/39339
+	* tree-sra.c (try_instantiate_multiple_fields): Make it
+	no longer ICE on the above.
+
+2009-03-03  Joseph Myers  <joseph@codesourcery.com>
+
+	* emit-rtl.c (adjust_address_1): Reduce offset to a signed value
+	that fits within Pmode.
+
+2009-03-03  Steve Ellcey  <sje@cup.hp.com>
+
+	PR middle-end/10109
+	* tm.texi (LIBCALL_VALUE): Update description.
+
+2009-03-03  Steve Ellcey  <sje@cup.hp.com>
+
+	PR middle-end/34443
+	* doc/extend.texi (section): Update description.
+
+2009-03-03  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR middle-end/39345
+	* tree-inline.c (remapped_type): New.
+	(can_be_nonlocal): Call remapped_type instead of remap_type.
+
+2009-03-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR fortran/39354
+	* gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
+	TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
+
+2009-03-03  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/39272
+	* tree.c (tree_nonartificial_location): New function.
+	* tree.h (tree_nonartificial_location): Declare.
+	* builtins.c (expand_builtin_memory_chk): Provide location
+	of the call location for artificial function pieces.
+	(maybe_emit_chk_warning): Likewise.
+	(maybe_emit_sprintf_chk_warning): Likewise.
+	(maybe_emit_free_warning): Likewise.
+	* expr.c (expand_expr_real_1): Likewise.
+
+2009-03-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/39343
+	* tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
+	COMPONENT_REF t has ARRAY_TYPE.
+
+2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
+
+	PR middle-end/39335
+	* tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
+	when the type precision of the induction variable should be
+	larger than the type precision of nit.
+	(gen_parallel_loop): Update use of canonicalize_loop_ivs.
+	* graphite.c (graphite_loop_normal_form): Same.
+	* tree-flow.h (canonicalize_loop_ivs): Update declaration.
+
+2009-03-02  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.md (ST?_REG, MM?_REG): New constants.
+	(*call_1_rex64_ms_sysv): Use named constants instead of magic
+	numbers to describe clobbered registers.
+	(*call_value_0_rex64_ms_sysv): Ditto.
+	* config/i386/mmx.md (mmx_emms): Ditto.
+	(mmx_femms): Ditto.
+
+2009-03-02  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
+	of ABI_64.
+
+2009-03-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
+	(spu_section_type_flags): New function.
+
+2009-03-02  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
+	reg_class_contents of FLOAT_REGS into a temporary.
+
+2009-03-02  Richard Guenther  <rguenther@suse.de>
+	    Ira Rosen  <irar@il.ibm.com>
+
+	PR tree-optimization/39318
+	* tree-vect-transform.c (vectorizable_call): Transfer the EH region
+	information to the vectorized statement.
+
+2009-03-01  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
+	variable.  Use defined names instead of magic constants for REX SSE
+	registers.
+
+2009-03-01  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/39331
+	* omp-low.c (lower_send_shared_vars): Do not receive new
+	values for the reference of DECL_BY_REFERENCE parms or results.
+
+2009-03-01  Jan Hubicka  <jh@suse.cz>
+
+	PR debug/39267
+	* tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
+	BLOCK_NONLOCALIZED_VAR): New macros.
+	(tree_block): Add nonlocalized_vars.
+	* dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
+	gen_decl_die): Add origin argument.  Allow generation of die with
+	origin at hand only.
+	(gen_member_die, gen_type_die_with_usage, force_decl_die,
+	declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
+	of gen_*.
+	(gen_block_die): Fix checking for unused blocks.
+	(process_scope_var): Break out from .... ; work with origins only.
+	(decls_for_scope) ... here; process nonlocalized list.
+	(dwarf2out_ignore_block): Look for nonlocalized vars.
+	* tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
+	vars.
+	(dump_scope_block): Dump them.
+	* tree-inline.c (remap_decls): Handle nonlocalized vars.
+	(remap_block): Likewise.
+	(can_be_nonlocal): New predicate.
+	(copy_bind_expr, copy_gimple_bind): Update use of remap_block.
+
+2009-03-01  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	* configure: Regenerate.
+
+2009-03-01  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	* optc-gen.awk: No need to duplicate option flags twice.
+	Reuse help texts for duplicate options which do not have any.
+
+	* gcc.c (display_help): Document --version.
+
+	* gcc.c (main): If print_help_list and verbose_flag, ensure
+	driver output comes before subprocess output.
+
+	* optc-gen.awk: Assign all remaining fields to help string,
+	space-separated, for multi-line help in *.opt.
+
+	* doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
+	-Wno-pedantic-ms-format is for MinGW targets only.
+
+	* doc/options.texi (Option file format): Fix bad indentation,
+	restoring dropped sentence.
+
+2009-02-28  Jan Hubicka  <jh@suse.cz>
+
+	* tree-inline.c (tree_function_versioning): Output debug info.
+
+2009-02-28  Jan Hubicka  <jh@suse.cz>
+
+	PR debug/39267
+	* tree-inline.c (setup_one_parameter): Do not copy propagate
+	arguments when not optimizing.
+
+2009-02-28  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39327
+	* config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
+	(avx_addsubv4df3): Likewise.
+	(*avx_addsubv4sf3): Likewise.
+	(sse3_addsubv4sf3): Likewise.
+	(*avx_addsubv2df3): Likewise.
+	(sse3_addsubv2df3): Likewise.
+	(avx_unpckhps256): Correct item selectors.
+	(avx_unpcklps256): Likewise.
+	(avx_unpckhpd256): Likewise.
+	(avx_unpcklpd256): Likewise.
+
+2009-02-28  Jan Hubicka  <jh@suse.cz>
+
+	* tree-inline.c (expand_call_inline): Avoid duplicate declarations of
+	static vars.
+	(copy_arguments_for_versioning): If var is declared don't declare it.
+	(tree_function_versioning): First setup substitutions and then copy
+	args.
+
+2009-02-27  Jan Hubicka  <jh@suse.cz>
+
+	PR debug/39267
+	* cgraph.h (varpool_output_debug_info): Remove.
+	* cgraphunit.c (varpool_output_debug_info): Remove.
+	* dwarf2out.c (deferred_locations_struct): New struct
+	(deferred_locations): New type.
+	(deferred_locations_list): New static var.
+	(deffer_location): New function.
+	(gen_variable_die): Use it.
+	(decls_for_scope): Output info on local static vars.
+	(dwarf2out_finish): Process deferred locations.
+	* varpool.c (varpool_output_debug_info): Remove.
+
+2009-02-27  Jan Hubicka  <jh@suse.cz>
+
+	PR debug/39267
+	* tree.h (TREE_PROTECTED): Fix comment.
+	(BLOCK_HANDLER_BLOCK): Remove.
+	(struct tree_block): Remove handler_block add body_block.
+	(inlined_function_outer_scope_p): New.
+	(is_body_block): Remove.
+	* dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
+	* dwarf2out.c (is_inlined_entry_point): Remove.
+	(add_high_low_attributes): Use inlined_function_outer_scope_p.
+	(gen_block_die): Use is_inlined_entry_point check.  Remove body block
+	code.
+	* langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
+	* gimplify.c (gimplify_expr): Gimplify body blocks.
+	* tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
+	block with multiple subblocks.
+	(dump_scope_block): Prettier output; dump more flags and info.
+	(dump_scope_blocks): New.
+	(remove_unused_locals): Use dump_scope_blocks.
+	* tree-flow.h (dump_scope_blocks): Declare.
+	* tree-cfg.c (execute_build_cfg): Dump scope blocks.
+	* stmt.c (is_body_block): Remove.
+	* tree-inline.c (remap_block): Copy BODY_BLOCK info.
+	* langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
+
+2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
+
+	PR middle-end/39308
+	* graphite.c (graphite_loop_normal_form): Do not call 
+	number_of_iterations_exit from a gcc_assert.
+
+2009-02-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+	* gcc/config/s390/s390.c: (s390_swap_cmp): Look for conditional
+	jumps if COND is NULL.
+	(find_cond_jump): New function.
+	(s390_z10_optimize_cmp): Handling for reg-reg compares added.
+	* gcc/config/s390/s390.md: Remove z10_cobra attribute value.
+
+2009-02-26  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/alpha/alpha.h (alpha_expand_mov): Return false if
+	force_const_mem returns NULL_RTX.
+
+2009-02-26  Jan Hubicka  <jh@suse.cz>
+
+	PR debug/39267
+	* cgraph.h (varpool_output_debug_info): Remove.
+	* cgraphunit.c (varpool_output_debug_info): Remove.
+	* dwarf2out.c (deferred_locations_struct): New struct
+	(deferred_locations): New type.
+	(deferred_locations_list): New static var.
+	(deffer_location): New function.
+	(gen_variable_die): Use it.
+	(decls_for_scope): Output info on local static vars.
+	(dwarf2out_finish): Process deferred locations.
+	* varpool.c (varpool_output_debug_info): Remove.
+
+2009-02-25  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR rtl-optimization/39241
+	* jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
+	to subreg_offset_representable_p.
+
+2009-02-25  Paolo Bonzini  <bonzini@gnu.org>
+
+	* regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
+	execute function prototype.  Get f and nregs from max_reg_num
+	and get_insns.  Remove the first backward pass as it's dead,
+	guard the forward pass by flag_expensive_optimizations.
+	(rest_of_handle_regmove): Delete.
+	(pass_regmove): Replace it with regmove_optimize.
+
+2009-02-25  Martin Jambor  <mjambor@suse.cz>
+
+	PR tree-optimization/39259
+	* tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
+	calls_alloca function flags.
+	(copy_bb): Set calls_setjmp and alls_alloca function flags if such
+	calls are detected.
+
+2009-02-25  Paolo Bonzini  <bonzini@gnu.org>
+
+	* regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
+	flags_set_1_rtx, flags_set_1_set): Delete.
+	(regmove_optimize): Do not call mark_flags_life_zones.
+
+2009-02-24  Julian Brown  <julian@codesourcery.com>
+
+	PR target/35965
+	* config/arm/arm.c (require_pic_register): Only set
+	cfun->machine->pic_reg once per function.
+
+2009-02-24  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* doc/invoke.texi (Link Options): Document an easier way to pass
+	options that take arguments to the GNU linker using -Xlinker and -Wl.
+
+2009-02-24  Steve Ellcey  <sje@cup.hp.com>
+
+	PR target/33785
+	* doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
+
+2009-02-24  Richard Guenther  <rguenther@suse.de>
+
+	PR debug/39285
+	* dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
+
+2009-02-24  Richard Guenther  <rguenther@suse.de>
+	    Zdenek Dvorak  <ook@ucw.cz>
+
+	PR tree-optimization/39233
+	* tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
+	from converting them to a generic type.
+
+2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
+
+	PR tree-optimization/39260
+	* graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
+	contains a condition with a real type.
+	(build_scop_conditions_1): Conditions are always last_stmt of a bb.
+
+2009-02-23  Jason Merrill  <jason@redhat.com>
+
+	PR c++/38880
+	* varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
+	narrowing_initializer_constant_valid_p.
+	(narrowing_initializer_constant_valid_p): Don't return 
+	null_pointer_node for adding a pointer to itself.
+
+2009-02-23  Jan Hubicka  <jh@suse.cz>
+
+	PR c/12245
+	* ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
+	resizing.
+
+2009-02-23  Jan Hubicka  <jh@suse.cz>
+
+	PR tree-optimization/37709
+	* tree.c (block_ultimate_origin): Move here from dwarf2out.
+	* tree.h (block_ultimate_origin): Declare.
+	* dwarf2out.c (block_ultimate_origin): Move to tree.c
+	* tree-ssa-live.c (remove_unused_scope_block_p):
+	Eliminate blocks containig no instructions nor live variables nor
+	nested blocks.
+	(dump_scope_block): New function.
+	(remove_unused_locals): Enable removal of dead blocks by default;
+	enable dumping at TDF_DETAILS.
+
+2009-02-21  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (classify_argument): Don't allow COImode
+	and OImode.
+	(function_arg_advance_32): Don't allow OImode.
+	(function_arg_32): Likewise.
+	(function_value_32): Likewise.
+	(return_in_memory_32): Likewise.
+	(function_arg_64): Remove OImode comment.
+
+2009-02-21  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39261
+	* config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
+	ix86_expand_vector_set for V4DImode in 64bit mode only.
+	(ix86_expand_vector_init_one_var): Likewise.
+
+2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
+
+2009-02-21  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR bootstrap/39257
+	* loop-iv.c: Revert last change.
+	* emit-rtl.c: Likewise.
+
+2009-02-21  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39256
+	* config/i386/i386.c (type_natural_mode): Remove an extra
+	space in the warning message.
+	(function_value_32): Handle 32-byte vector modes.
+	(return_in_memory_32): Likewise.
+
+2009-02-21  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* loop-iv.c (truncate_value): New function.
+	(iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
+	of lowpart_subreg.
+	(lowpart_subreg): Move to...
+	* emit-rtl.c: ...here.
+
+2009-02-21  Danny Smith  <dannysmith@users.sourceforge.net>
+
+	* config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
+	accidental and undocumented change at revision 140860.
+
+2009-02-21  Joseph Myers  <joseph@codesourcery.com>
+
+	* config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
+	take gimple_seq * arguments.
+	(arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
+	types_compatible_p langhook.
+
+2009-02-20  Mark Mitchell  <mark@codesourcery.com>
+	    Joseph Myers  <joseph@codesourcery.com>
+
+	* config/arm/arm.c (arm_builtin_va_list): New function.
+	(arm_expand_builtin_va_start): Likewise.
+	(arm_gimplify_va_arg_expr): Likewise.
+	(TARGET_BUILD_BUILTIN_VA_LIST): Define.
+	(TARGET_BUILD_BUILTIN_VA_START): Likewise.
+	(TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
+	(va_list_type): New variable.
+	(arm_mangle_type): Mangle va_list_type appropriately.
+
+2009-02-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/39157
+	* Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
+	* params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
+	* params.def (loop-invariant-max-bbs-in-loop): New parameter.
+	* opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
+	parameter to 1000 for -O1 by default.
+	* doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
+	parameter.
+	* loop-invariant.c: Include params.h.
+	(move_loop_invariants): Don't call move_single_loop_invariants on
+	very large loops.
+
+2009-02-20  Jaka Mocnik  <jaka@xlab.si>
+
+	* calls.c (emit_library_call_value_1): Use slot_offset instead of
+	offset when calculating bounds for indexing stack_usage_map.  Fixes
+	a buffer overflow with certain target setups.
+
+2009-02-20  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/39240
+	* calls.c (expand_call): Clear try_tail_call if caller and callee
+	disagree in promotion of function return value.
+
+2009-02-19  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/39175
+	* c-common.c (c_determine_visibility): If visibility changed and
+	DECL_RTL has been already set, call make_decl_rtl to update symbol
+	flags.
+
+2009-02-19  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR c++/39188
+	* varasm.c (assemble_variable): Don't check DECL_NAME when
+	globalizing a variable.
+
+2009-02-19  Joseph Myers  <joseph@codesourcery.com>
+
+	PR c/38483
+	* builtins.c (gimplify_va_arg_expr): Evaluate the va_list
+	expression before any __builtin_trap call.
+	* c-typeck.c (build_function_call): Convert and check function
+	arguments before generating a call to a trap.  Evaluate the
+	function arguments before the trap.
+
+2009-02-19  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/39228
+	* config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
+	(UNSPEC_FXAM_MEM): New unspec.
+	(fxam<mode>2_i387_with_temp): New insn and split pattern.
+	(isinf<mode>2): Use MODEF mode iterator.  Force operand[1] through
+	memory using fxam<mode>2_i387_with_temp to remove excess precision.
+
+2009-02-19  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/39207
+	PR tree-optimization/39074
+	* tree-ssa-structalias.c (storedanything_id, var_storedanything,
+	storedanything_tree): New.
+	(do_ds_constraint): Simplify ANYTHING shortcutting.  Update
+	the STOREDANYTHING solution if the lhs solution contains ANYTHING.
+	(build_succ_graph): Add edges from STOREDANYTHING to all
+	non-direct nodes.
+	(init_base_vars): Initialize STOREDANYTHING.
+	(compute_points_to_sets): Free substitution info after
+	building the succ graph.
+	(ipa_pta_execute): Likewise.
+
+	* tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
+	field.
+	(do_ds_constraint): Do not add to special var or non-pointer
+	field solutions.
+	(type_could_have_pointers): Split out from ...
+	(could_have_pointers): ... here.  For arrays use the element type.
+	(create_variable_info_for): Initialize may_have_pointers.
+	(new_var_info): Likewise.
+	(handle_lhs_call): Make the HEAP variable unknown-sized.
+	(intra_create_variable_infos): Use a type with pointers for
+	PARM_NOALIAS, make it unknown-sized.
+
+2009-02-18  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39224
+	* config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
+
+2009-02-18  Jason Merrill  <jason@redhat.com>
+
+	PR target/39179
+	* tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
+	value if DECL_EXTERNAL.
+	* tree-sra.c (sra_walk_gimple_assign): Likewise.
+	* target.h (gcc_target::binds_local_p): Clarify "module".
+	* tree.h (TREE_PUBLIC): Clarify "module".
+
+2009-02-17  Xuepeng Guo  <xuepeng.guo@intel.com>
+
+	PR target/38891
+	* config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
+	initialization for MS_ABI prior to the hunk of !TARGET_MMX.
+
+2009-02-17  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39082
+	* c.opt (Wabi): Support C and ObjC.
+	(Wpsabi): New.
+
+	* c-opts.c (c_common_handle_option): Handle OPT_Wabi.
+
+	* config/i386/i386.c (classify_argument): Warn once about the ABI
+	change when passing union with long double.
+
+	* doc/invoke.texi: Update -Wabi for warning psABI changes.
+
+2009-02-18  Joseph Myers  <joseph@codesourcery.com>
+
+	PR c/35447
+	* c-parser.c (c_parser_compound_statement): Always enter and leave
+	a scope.
+
+2009-02-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	PR target/34587
+	* config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
+
+2009-02-18  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/36922
+	* tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
+	* tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
+	Likewise.
+
+2009-02-17  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
+	to 0 for EABI64.
+
+2009-02-17  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.md (type): Reclassify lui_movf as "unknown".
+
+2009-02-17  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
+	tree sharing.
+
+2009-02-17  Ruan Beihong  <ruanbeihong@gmail.com>
+	    Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
+	* config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
+	(loongson_biadd): ...this.
+
+2009-02-17  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/39202
+	* tree-ssa-structalias.c (do_structure_copy): Before collapsing
+	a var make sure to follow existing collapses.
+
+2009-02-17  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/39214
+	* langhooks.c (lhd_print_error_function): Check for NULL block.
+
+2009-02-17  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/39204
+	* tree-ssa-pre.c (phi_translate_1): Lookup the value-number
+	of the PHI arg.
+
+2009-02-17  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/soft-fp/double.h: Update from glibc CVS.
+
+2009-02-17  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/39207
+	* tree-ssa-structalias.c (find_what_p_points_to): Do not emit
+	strict-aliasing warnings for pointers pointing to NULL.
+
+2009-02-16  Joseph Myers  <joseph@codesourcery.com>
+
+	PR c/35446
+	* c-parser.c (c_parser_braced_init): Call pop_init_level when
+	skipping until next close brace.
+
+2009-02-16  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/37049
+	* config/i386/i386.c (ix86_expand_push): Set memory alignment
+	to function argument boundary.
+
+2009-02-16  Hariharan Sandanagobalane  <hariharan@picochip.com>
+
+	* config/picochip/picochip.md (lea_add): Allow any nonimmediate
+	in the lea_add. Reload eventually constraints it properly.
+	* config/picochip/constraints.md : Remove the target constraint
+	"b", since it is not needed anymore.
+
+2009-02-16  Jakub Jelinek  <jakub@redhat.com>
+
+	* gthr-dce.h: Uglify function parameter and local variable names.
+	* gthr-gnat.h: Likewise.
+	* gthr-mipssde.h: Likewise.
+	* gthr-nks.h: Likewise.
+	* gthr-posix95.h: Likewise.
+	* gthr-posix.h: Likewise.
+	* gthr-rtems.h: Likewise.
+	* gthr-single.h: Likewise.
+	* gthr-solaris.h: Likewise.
+	* gthr-tpf.h: Likewise.
+	* gthr-vxworks.h: Likewise.
+	* gthr-win32.h: Likewise.
+
+2009-02-15  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39196
+	* config/i386/i386.md: Restrict the new peephole2 to move
+	between MMX/SSE registers.
+
+2009-02-15  Richard Guenther  <rguenther@suse.de>
+
+	Revert
+	2009-02-13  Richard Guenther  <rguenther@suse.de>
+
+	* configure.ac: Enable LFS.
+	* configure: Re-generate.
+	* config.in: Likewise.
+
+2009-02-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
+	spu_srqwbyte, spu_srqwbytebc): Define.
+	* config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
+	spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
+	* config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
+	"shrqby_<mode>"): New insn-and-split patterns.
+	* config/spu/spu.c (expand_builtin_args): Determine and return
+	number of operands using spu_builtin_description data.
+	(spu_expand_builtin_1): Use it.
+
+2009-02-13  Steve Ellcey  <sje@cup.hp.com>
+
+	PR target/38056
+	* config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
+	TARGET_CONST_GP.
+
+2009-02-13  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39149
+	* config/i386/i386.c (override_options): Correct warning
+	messages for -malign-loops, -malign-jumps and -malign-functions.
+
+2009-02-13  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39152
+	* config/i386/i386.md: Restrict the new peephole2 to move
+	between the general purpose registers.
+
+2009-02-13  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39162
+	* config/i386/i386.c (type_natural_mode): Add a new argument.
+	Return the original mode and warn ABI change if vector size is 32byte.
+	(function_arg_advance): Updated.
+	(function_arg): Likewise.
+	(ix86_function_value): Likewise.
+	(ix86_return_in_memory): Likewise.
+	(ix86_sol10_return_in_memory): Likewise.
+	(ix86_gimplify_va_arg): Likewise.
+	(function_arg_32): Don't warn ABX ABI change here.
+	(function_arg_64): Likewise.
+
+2009-02-13  Bernd Schmidt  <bernd.schmidt@analog.com>
+
+	* loop-iv.c (implies_p): In the final case, test that operands 0
+	of the two comparisons match.
+
+	* config/bfin/bfin.c (find_prev_insn_start): New function.
+	(bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
+	(find_next_insn_start): Move.
+
+2009-02-13  Richard Guenther  <rguenther@suse.de>
+
+	* configure.ac: Enable LFS.
+	* configure: Re-generate.
+	* config.in: Likewise.
+
+2009-02-13  Joseph Myers  <joseph@codesourcery.com>
+
+	PR c/35444
+	* c-parser.c (c_parser_parms_list_declarator): Discard pending
+	sizes on syntax error after some arguments have been parsed.
+
+2009-02-12  Jakub Jelinek  <jakub@redhat.com>
+
+	* doc/invoke.texi (-fira): Remove.
+
+2009-02-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* caller-save.c: Replace regclass.c with reginfo.c in comments.
+	* recog.c: Likewise.
+	* rtl.h: Likewise.
+
+2009-02-12  Uros Bizjak  <ubizjak@gmail.com>
+
+	* longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
+	(umul_ppmm): Likewise.
+	(count_leading_zeros): Likewise.
+	(count_trailing_zeros): Likewise.
+	(UMUL_TIME): Likewise.
+
+2009-02-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
+	soft-fp/t-softfp to tmake_file.
+
+	* config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
+	(ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
+	(ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
+	IA64_BUILTIN_INFQ]: New.
+	(ia64_init_builtins): Initialize __builtin_infq,
+	__builtin_fabsq and __builtin_copysignq if not HPUX.
+	(ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
+	IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
+
+	* config/ia64/lib1funcs.asm (__divtf3): Define only if
+	SHARED is defined.
+	(__fixtfti): Likewise.
+	(__fixunstfti): Likewise.
+	(__floattitf): Likewise.
+
+	* config/ia64/libgcc-glibc.ver: New.
+	* config/ia64/t-fprules-softfp: Likewise.
+	* config/ia64/sfp-machine.h: Likewise.
+
+	* config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
+	(LIBGCC2_TF_CEXT): Likewise.
+	(TF_SIZE): Likewise.
+	(TARGET_INIT_LIBFUNCS): Likewise.
+
+	* config/ia64/t-glibc (SHLINB_MAPFILES):
+	Add $(srcdir)/config/ia64/libgcc-glibc.ver.
+
+2009-02-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* config/i386/i386.c (construct_container): Rewrite processing
+	BLKmode with X86_64_SSE_CLASS.
+
+2009-02-12  Paolo Bonzini  <bonzini@gnu.org>
+
+	PR target/39152
+	* config/i386/i386.md: Replace simplify_replace_rtx with
+	replace_rtx in the new peephole2.
+
+2009-02-12  Nathan Sidwell  <nathan@codesourcery.com>
+
+	* doc/invoke.texi (Optimize Options): Stop claiming inlining and
+	loop unrolling do not happen at -O2.
+
+2009-02-12  Michael Matz  <matz@suse.de>
+
+	* gcc.c (ASM_DEBUG_SPEC): Check for -g0.
+
+2009-02-12  Jakub Jelinek  <jakub@redhat.com>
+
+	* dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
+	for -g3.
+
+2009-02-12  Ben Elliston  <bje@au.ibm.com>
+
+	* config/rs6000/rs6000.md (allocate_stack): Use _stack form of
+	patterns when updating the back chain.  Missed in the 2009-02-10
+	change.
+
+2009-02-11  Janis Johnson  <janis187@us.ibm.com>
+
+	* doc/extend.texi (Decimal Floating Types): Update identifier of
+	draft TR and list of missing support.
+
+2009-02-11  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/39154
+	* gimplify.c (omp_notice_variable): If adding GOVD_SEEN
+	bit to variable length decl's flags, add it also to its
+	pointer replacement variable.
+
+2009-02-11  Uros Bizjak  <ubizjak@gmail.com>
+	    Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/39118
+	* config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
+	(memory_blockage): New expander.
+	(*memory_blockage): New insn pattern.
+	* config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
+	instead of general blockage at the end of function prologue when
+	frame pointer is used to access red zone area.  Do not emit blockage
+	when profiling, it is emitted in generic code.
+	(ix86_expand_epilogue): Emit memory_blockage at the beginning of
+	function epilogue when frame pointer is used to access red zone area.
+
+2009-02-11  Paolo Bonzini  <bonzini@gnu.org>
+
+	PR target/38824
+	* config/i386/i386.md: Add two new peephole2 to avoid mov followed
+	by arithmetic with memory operands.
+	* config/i386/predicates.md (commutative_operator): New.
+
+2009-02-10  Janis Johnson  <janis187@us.ibm.com>
+
+	* doc/extend.texi (Fixed-Point Types): Break long paragraphs into
+	bulleted lists.
+
+2009-02-10  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* alias.h (record_alias_subset): Declare.
+	* alias.c (record_alias_subset): Make global.
+
+2009-02-10  Nick Clifton  <nickc@redhat.com>
+
+	* tree-parloops.c: Change license to GPLv3.
+	* ipa-struct-reorg.c: Change license to GPLv3.
+	* ipa-struct-reorg.h: Change license to GPLv3.
+
+2009-02-10  Steve Ellcey  <sje@cup.hp.com>
+
+	PR c/39084
+	* c-decl.c (start_struct): Return NULL on error.
+
+2009-02-10  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/39124
+	* cfgloopmanip.c (remove_path): Call remove_bbs after
+	cancel_loop_tree, not before it.
+
+	PR target/39139
+	* function.h (struct function): Add has_local_explicit_reg_vars bit.
+	* gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
+	VAR_DECLs were seen.
+	* tree-ssa-live.c (remove_unused_locals): Recompute
+	cfun->has_local_explicit_reg_vars.
+	* tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
+	copies or clearings if cfun->has_local_explicit_reg_vars.
+
+2009-02-10  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/39118
+	* config/i386/i386.c (expand_prologue): Emit blockage at the end
+	of function prologue when frame pointer is used to access
+	red zone area.
+
+2009-02-10  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/39127
+	* gimplify.c (gimple_regimplify_operands): Always look if
+	we need to create a temporary.
+
+2009-02-10  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/39132
+	* tree-loop-distribution.c (todo): New global var.
+	(generate_memset_zero): Trigger TODO_rebuild_alias.
+	(tree_loop_distribution): Return todo.
+
+2009-02-10  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/39119
+	* config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
+	(x86_64_reg_class_name): Removed.
+	(classify_argument): Return 0 if bytes > 32.  Return 0 if the
+	first one isn't X86_64_SSE_CLASS or any other ones aren't
+	X86_64_SSEUP_CLASS when size > 16bytes.  Don't turn
+	X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
+	is X86_64_SSEUP_CLASS.  Set AVX modes to 1 X86_64_SSE_CLASS
+	and 3 X86_64_SSEUP_CLASS.
+	(construct_container): Remove X86_64_AVX_CLASS.  Handle 4
+	registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
+
+2009-02-10  Ben Elliston  <bje@au.ibm.com>
+
+	* config/rs6000/rs6000.md (allocate_stack): Always use an update
+	form instruction to update the stack back chain word, even if the
+	user has disabled the generation of update instructions.
+	(movdi_<mode>_update_stack): New.
+	(movsi_update_stack): Likewise.
+	* config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
+	always use an update form instruction to update the stack back
+	chain word.
+
+2009-02-09  Sebastian Pop  <sebastian.pop@amd.com>
+
+	PR middle-end/38953
+	* graphite.c (if_region_set_false_region): After moving a region in
+	the false branch of a condition, remove the empty dummy basic block.
+	(gloog): Remove wrong fix for PR38953.
+
+2009-02-09  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
+
+	* config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
+	generation due to implicit sign extension.
+
+2009-02-09  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR middle-end/38981
+	* tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
+	at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
+
+2009-02-09  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/35202
+	* convert.c (convert_to_real): Disable (float)fn((double)x)
+	to fnf(x) conversion if errno differences may occur and
+	-fmath-errno is set.
+
+2009-02-07  Anatoly Sokolov  <aesok@post.ru>
+
+	* config/avr/avr.c (avr_mcu_t): Add ata6289 device.
+	* config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
+	* config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
+
+2009-02-06  Joseph Myers  <joseph@codesourcery.com>
+
+	PR c/35434
+	* c-common.c (handle_alias_attribute): Disallow attribute for
+	anything not a FUNCTION_DECL or VAR_DECL.
+
+2009-02-06  Janis Johnson  <janis187@us.ibm.com>
+
+	PR c/39035
+	* real.c (do_compare): Special-case compare of zero against
+	decimal float value.
+
+2009-02-06  Joseph Myers  <joseph@codesourcery.com>
+
+	PR c/36432
+	* c-decl.c (grokdeclarator): Don't treat [] declarators in fields
+	as indicating flexible array members unless the field itself is
+	being declarared as the incomplete array.
+
+2009-02-06  Jan Hubicka  <jh@suse.cz>
+
+	PR tree-optimization/38844
+	* ipa-inline.c (try_inline): Stop inlining recursion when edge
+	is already inlined.
+
+2009-02-06  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/38977
+	* tree-cfg.c (need_fake_edge_p): Force a fake edge for
+	fork because we may expand it as __gcov_fork.
+
+2009-02-06  Nick Clifton  <nickc@redhat.com>
+
+	* config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
+
+2009-02-06  Paolo Bonzini  <bonzini@gnu.org>
+
+	PR tree-optimization/35659
+	* tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
+	vn_phi_eq): Shortcut if hashcode does not match.
+	(vn_reference_op_compute_hash): Do not call iterative_hash_expr for
+	NULL operands.
+	* tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
+	and avoid iterative_hash_expr.
+	(FOR_EACH_VALUE_ID_IN_SET): New.
+	(value_id_compare): Remove.
+	(sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
+	sort expressions by value id.
+
+2009-02-05  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+	PR target/38991
+	* config/sh/predicates.md (general_movsrc_operand): Don't check
+	the subreg of system registers here.
+
+2009-02-05  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/39106
+	* cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
+	on the copied decl.
+
+2009-02-05  Paolo Bonzini  <bonzini@gnu.org>
+
+	PR rtl-optimization/39110
+	* rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
+	addresses, not aligned ones.
+
+2009-02-05  Daniel Berlin  <dberlin@dberlin.org>
+	    Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/39100
+	* tree-ssa-structalias.c (do_ds_constraint): Actually do what the
+	comment says and add edges.
+
+2009-02-05  Joseph Myers  <joseph@codesourcery.com>
+
+	PR c/35435
+	* c-common.c (handle_tls_model_attribute): Ignore attribute for
+	non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
+
+2009-02-04  Tobias Grosser  <grosser@fim.uni-passau.de>	
+
+	* graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
+	sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
+	register_bb_in_sese, new_sese, free_sese): Moved.
+	(dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
+	outermost_loop_in_scop, build_scop_iteration_domain,
+	expand_scalar_variables_ssa_name, get_vdef_before_scop,
+	limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
+	Use loop_in_sese_p instead of loop_in_scop_p.
+	(new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
+	(new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
+	(scopdet_basic_block_info): Fix bug in scop detection.
+	(new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
+	eq_loop_to_cloog_loop): Remove.
+	(nb_loops_around_loop_in_scop, nb_loop
+	ref_nb_loops): Moved here...
+	* graphite.h (ref_nb_loops): ... from here.
+	(struct scop): Remove bbs_b bitmap and loop2cloog_loop.
+	(loop_domain_dim, loop_iteration_vector_dim): Remove.
+	(SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
+	* testsuite/gcc.dg/graphite/scop-19.c: New
+
+2009-02-04  Paolo Bonzini  <bonzini@gnu.org>
+	    Hans-Peter Nilsson  <hp@axis.com>
+
+	PR rtl-optimization/37889
+	* rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
+	Move offset handling from PLUS to before the switch.  Use new
+	arguments when considering SYMBOL_REFs too.
+	(rtx_addr_can_trap_p): Pass dummy offset and size.
+	(enum may_trap_p_flags): Remove.
+	(may_trap_p_1): Pass size from MEM_SIZE.
+
+	PR rtl-optimization/38921
+	* loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
+	* rtl.h (may_trap_after_code_motion_p): Delete prototype.
+	* rtlanal.c (may_trap_after_code_motion_p): Delete.
+	(may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
+
+2009-02-04  H.J. Lu  <hongjiu.lu@intel.com>
+
+	AVX Programming Reference (January, 2009)
+	* config/i386/sse.md (*vpclmulqdq): New.
+
+2009-02-04  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/38977
+	PR gcov-profile/38292
+	* calls.c (special_function_p): Disregard __builtin_ prefix.
+
+2009-02-04  Hariharan Sandanagobalane  <hariharan@picochip.com>
+
+	* config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
+	non-indexable addresses even before reload.
+
+2009-02-03  Joseph Myers  <joseph@codesourcery.com>
+
+	PR c/29129
+	* c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
+	as having variable size.  Do not give an error for unnamed
+	parameters with [*] declarators.  Give a warning for type names
+	with [*] declarators and mark them as variable size.
+	* c-parser.c (c_parser_sizeof_expression): Do not give an error
+	for sizeof applied to [*] type names.
+
+2009-02-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>
+
+	PR C++/36607
+	* convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
+
+2009-02-03  Jakub Jelinek  <jakub@redhat.com>
+
+	* gcc.c (process_command): Update copyright notice dates.
+	* gcov.c (print_version): Likewise.
+	* gcov-dump.c (print_version): Likewise.
+	* mips-tfile.c (main): Likewise.
+	* mips-tdump.c (main): Likewise.
+
+2009-02-03  Joseph Myers  <joseph@codesourcery.com>
+
+	PR c/35433
+	* c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
+	for composite type involving a zero-length array type.
+
+2009-02-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/35318
+	* function.c (match_asm_constraints_1): Skip over
+	initial optional % in the constraint.
+
+	PR inline-asm/39059
+	* c-parser.c (c_parser_postfix_expression): If fixed point is not
+	supported, don't accept FIXED_CSTs.
+	* c-decl.c (finish_declspecs): Error if fixed point is not supported
+	and _Sat is used without _Fract/_Accum.  Set specs->type to
+	integer_type_node for cts_fract/cts_accum if fixed point is not
+	supported.
+
+2009-02-02  Catherine Moore  <clm@codesourcery.com>
+
+	* sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
+
+2009-02-02  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
+	(ABI_HAS_64BIT_SYMBOLS): Use it.
+	(DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
+
+2009-02-02  Paul Brook  <paul@codesourcery.com>
+
+	* config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
+
+2009-02-02  Jakub Jelinek  <jakub@redhat.com>
+
+	PR inline-asm/39058
+	* recog.h (asm_operand_ok): Add constraints argument.
+	* recog.c (asm_operand_ok): Likewise.  If it is set, for digits
+	recurse on matching constraint.
+	(check_asm_operands): Pass constraints as 3rd argument to
+	asm_operand_ok.  Don't look up matching constraint here.
+	* stmt.c (expand_asm_operands): Pass NULL as 3rd argument
+	to asm_operand_ok.
+
+2009-02-02  Ben Elliston  <bje@au.ibm.com>
+
+	* doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
+	TARGET_NARROW_VOLATILE_BITFIELD macro names.
+
+2009-01-31  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	* doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
+	information.  Remove some obsolete information.  Reorganize.
+
+	* config/pa/fptr.c: Revert license to GPL 2.
+	* config/pa/milli64.S: Likewise.
+
+2009-01-31  Dave Korn  <dave.korn.cygwin@gmail.com>
+
+	PR target/38904
+	* mkmap-flat.awk (END):  Use pe_dll command-line arg to pass
+	LIBRARY name in, instead of hard-coding it.
+	* config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*):  Add an
+	extra target make frag to tmake_files according to EH model.
+	(i[34567]86-*-mingw* | x86_64-*-mingw*):  Likewise.
+	* config/i386/t-dw2-eh, config/i386/t-sjlj-eh:  Add new target
+	frags that define makefile variable EH_MODEL appropriately.
+	* config/i386/cygming.h (DWARF2_UNWIND_INFO):  Add comment.
+	* config/i386/cygwin.h (LIBGCC_EH_EXTN):  Define to nothing or
+	to "-sjlj" according to type of EH configured.
+	(LIBGCC_SONAME):  Concatenate it to shared library base name.
+	* config/i386/mingw32.h (LIBGCC_EH_EXTN):  Define to "_dw2" or
+	to "_sjlj" according to type of EH configured.
+	(LIBGCC_SONAME):  Concatenate it to shared library base name.
+	* config/i386/t-cygming (SHLIB_SONAME):  Use EH_MODEL.
+	(SHLIB_LINK):  Add missing semicolon to if-else construct.
+	(SHLIB_MKMAP_OPTS):  Pass library name to mkmap-flat.awk as
+	string value of "pe_dll" command-line option.
+	* config/i386/t-cygwin (SHLIB_EH_EXTENSION):  New helper.
+	(SHLIB_SONAME):  Use it when overriding t-cygming default.
+	(SHLIB_IMPLIB):  Override t-cygming default.
+	(SHLIB_MKMAP_OPTS):  Pass library name to mkmap-flat.awk as
+	string value of "pe_dll" command-line option.
+
+2009-01-31  Dave Korn  <dave.korn.cygwin@gmail.com>
+
+	PR target/38952
+	* config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
+	(TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
+
+2009-01-31  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/38937
+	* tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
+	computing the transitive closure.
+
+2009-01-30  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/39041
+	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
+	Propagate variable indices only if the types match for this stmt.
+
+2009-01-30  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/39013
+	* c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
+	inline but never defined.
+
+2009-01-30  Wolfgang Gellerich  <gellerich@de.ibm.com>
+
+	* config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
+	(*insv_h_di_reg_extimm): New insn.
+	(*insv_l<mode>_reg_extimm): New insn.
+
+2009-01-30  Hariharan Sandanagobalane  <hariharan@picochip.com>
+
+	* config/picochip/picochip.c (flag_conserve_stack): set
+	PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
+	fconserve-stack. Reduce call-overhead used by inliner.
+
+2009-01-30  Hariharan Sandanagobalane  <hariharan@picochip.com>
+
+	PR/38157
+	* common.opt (flag_conserve_stack): Initialised to zero.
+
+2009-01-30  Kai Tietz  <kai.tietz@onevision.com>
+
+	PR/39002
+	* config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
+	(ix86_expand_epilogue): Take nsseregs in account to use proper restore
+	method.
+
+2009-01-29  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* ira-color.c (allocno_reload_assign): Update comments.
+	* regmove.c (regmove_optimize): Likewise.
+
+	* ra.h: Removed.
+
+2009-01-29  Robert Millan  <rmh@aybabtu.com>
+
+	* gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
+	* gcc/config/i386/kopensolaris-gnu.h: New file.  Undefine
+	`MD_UNWIND_SUPPORT'.
+	* gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
+
+2009-01-29  Kazu Hirata  <kazu@codesourcery.com>
+
+	PR tree-optimization/39007
+	* tree-loop-distribution.c (generate_builtin): Use
+	recompute_dominator to compute the immediate dominator of the
+	basic block just after the loop.
+
+2009-01-29  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
+	(ASM_OUTPUT_DWARF_PCREL): Define.
+
+2009-01-29  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
+	* doc/passes.texi: Remove entries about regclass, local-alloc, and
+	global.  Modify entries about regmove and IRA.
+
+	* ra-conflict.c: Remove the file.
+
+	* reload.c (push_reload, find_dummy_reload): Remove flag_ira.
+
+	* tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
+	(pass_regclass_init): Rename to pass_reginfo_init.
+
+	* cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
+
+	* toplev.h (flag_ira): Remove.
+
+	* caller-save.c (setup_save_areas): Remove flag_ira.
+
+	* ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
+
+	* global.c: Remove the file.
+
+	* opts.c: (decode_options): Remove flag_ira.
+
+	* hard-reg-set.h (losing_caller_save_reg_set): Remove.
+
+	* regmove.c: Modify file description.
+	(find_use_as_address, try_auto_increment): Define them only if
+	AUTO_INC_DEC is defined.
+	(replacement_quality, replace_in_call_usage, fixup_match_1,
+	stable_and_no_regs_but_for_p): Remove.
+	(reg_set_in_bb): Make it static.
+	(regmove_optimize): Remove flag_ira and code which worked for
+	!flag_ira.
+
+	* local-alloc.c: Remove the file.
+
+	* common.opt (fira): Remove.
+
+	* ira.c: Include except.h.
+	(eliminable_regset): Move from global.c.
+	(mark_elimination): Ditto.  Remove flag_ira.
+	(reg_renumber, struct equivalence, reg_equiv, equiv_mem,
+	equiv_mem_modified, validate_equiv_mem_from_store,
+	validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
+	contains_replace_regs, memref_referenced_p, memref_used_between_p,
+	no_equiv, recorded_label_ref): Move from local-alloc.c.
+	(update_equiv_regs): Ditto.  Make it static.
+	(print_insn_chain, print_insn_chains): Move it from global.c.
+	(pseudo_for_reload_consideration_p): Ditto.  Remove flag_ira.
+	(build_insn_chain): Ditto.  Make it static.
+	(ra_init_live_subregs): Move from ra-conflict.c.  Make it static.
+	Rename to init_live_subregs.
+	(gate_ira): Remove flag_ira.
+
+	* regclass.c: Rename reginfo.c.  Change file description.
+	(FORBIDDEN_INC_DEC_CLASSES): Remove.
+	(reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
+	(init_reg_sets_1): Remove code for evaluation of
+	reg_class_superclasses and losing_caller_save_reg_set.
+	(init_regs): Remove init_reg_autoinc.
+	(struct costs, costs, init_cost, ok_for_index_p_nonstrict,
+	ok_for_base_p_nonstrict): Remove.
+	(regclass_init): Rename to reginfo_init.  Don't initialize init_cost.
+	(pass_regclass_init): Rename to pass_reginfo_init.  Modify
+	corresponding entries.
+	(dump_regclass, record_operand_costs, scan_one_insn,
+	init_reg_autoinc, regclass, record_reg_classes, copy_cost,
+	record_address_regs, auto_inc_dec_reg_p): Remove.
+	(gt-regclass.h): Rename to gt-reginfo.h.
+
+	* rtl.h (dump_global_regs, retry_global_alloc,
+	build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
+
+	* Makefile.in (RA_H): Remove.
+	(OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
+	Rename regclass.o to reginfo.o.
+	(regclass.o): Rename to reginfo.o.  Rename gt-regclass.h to
+	gt-reginfo.h.
+	(global.o, local-alloc.o, ra-conflict.o): Remove entries.
+	(GTFILES): Rename regclass.c to	reginfo.c.
+
+	* passes.c (init_optimization_passes): Remove pass_local_alloc and
+	pass_global_alloc.  Rename pass_regclass_init to pass_reginfo_init.
+
+	* reload1.c (compute_use_by_pseudos, reload, count_pseudo,
+	count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
+	Remove flag_ira.
+	(finish_spills): Ditto.  Remove code for !flag_ira.
+	
+2009-01-29  Kenneth Zadeck  <zadeck@naturalbridge.com>
+
+	PR middle-end/35854
+	* doc/invoke.texi (rtl debug options): Complete rewrite.
+	* auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
+	to auto_inc_dec".
+	* mode-switching.c (pass_mode_switching): Rename pass from
+	"mode-sw" to "mode_sw".
+	* except.c (pass_convert_to_eh_ranges): Rename pass from
+	"eh-ranges" to "eh_ranges".
+	* lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
+	to "subreg1".
+		
+	
+2009-01-29  Andrey Belevantsev  <abel@ispras.ru>
+	    Alexander Monakov  <amonakov@ispras.ru>
+
+	PR middle-end/38857
+	* sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
+	register.
+	(move_exprs_to_boundary): Change return type and pass through
+	should_move from move_op.  Relax assert.  Update usage ...
+	(schedule_expr_on_boundary): ... here.  Use should_move instead of
+	cant_move.
+	(move_op_orig_expr_found): Indicate that insn was disconnected from
+	stream.
+	(code_motion_process_successors): Do not call after_merge_succs
+	callback if original expression was not found when traversing any of
+	the branches.
+	(code_motion_path_driver): Change return type.  Update prototype.
+	(move_op): Update comment.  Add a new parameter (should_move).  Update
+	prototype.  Set *should_move based on indication provided by
+	move_op_orig_expr_found.
+
+2009-01-28  Pat Haugen  <pthaugen@us.ibm.com>
+
+	* doc/invoke.texi (avoid-indexed-addresses): Document new option.
+	* config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
+	* config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
+	* config/rs6000/rs6000.c (rs6000_override_options): Default
+	avoid-indexed-addresses on for Power6, off for everything else.
+	(avoiding_indexed_address_p): New function.
+	(rs6000_legitimize_address): Use it.
+	(rs6000_legitimate_address): Likewise.
+	* config/rs6000/rs6000.md (movXX_updateX): Likewise
+
+2009-01-28  Kazu Hirata  <kazu@codesourcery.com>
+
+	PR tree-optimization/38997
+	* tree-loop-distribution.c (generate_memset_zero): Use
+	POINTER_PLUS_EXPR for a pointer addition.
+
+2009-01-28  Andreas Krebbel  <krebbel1@de.ibm.com>
+
+	* config/s390/s390.md (bswap<mode>2): New pattern added.
+
+2009-01-28  Wolfgang Gellerich  <gellerich@de.ibm.com>
+
+	* config/s390/s390.md (*tls_load_31): Added type attribute.
+
+2009-01-28  Wolfgang Gellerich  <gellerich@de.ibm.com>
+
+	* config/s390/s390.md: Fix a few comments.
+
+2009-01-28  Wolfgang Gellerich  <gellerich@de.ibm.com>
+
+	* config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
+	(*tm<mode>_full): Fixed z10prop attribute.
+	(*tst<mode>_extimm): Fixed z10prop attribute.
+	(*tst<mode>_cconly_extimm): Fixed z10prop attribute.
+	(*tstqiCCT_cconly): Fixed z10prop attribute.
+	(*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
+	(*movsi_larl): Fixed z10prop attribute.
+	(*movsi_zarch): Fixed z10prop attribute.
+	(*movsi_eas): Fixed z10prop attribute.
+	(*movhi): Fixed z10prop attribute.
+	(*movqi): Fixed z10prop attribute.
+	(*movstrictqi): Fixed z10prop attribute.
+	(*mov<mode>): Fixed z10prop attribute.
+	(*movcc): Fixed z10prop attribute.
+	(*sethighpartdi_64): Fixed z10prop attribute.
+	(*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
+	(*negdi2_sign_cc): Fixed z10prop attribute.
+	(*negdi2_sign): Fixed z10prop attribute.
+	(*absdi2_sign_cc): Fixed z10prop attribute.
+	(*absdi2_sign): Fixed z10prop attribute.
+	(*negabsdi2_sign_cc): Fixed z10prop attribute.
+	(*negabsdi2_sign): Fixed z10prop attribute.
+	(*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
+	(*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
+	(doloop_si64): Fixed z10prop attribute.
+	(doloop_si31): Fixed z10prop attribute.
+	(doloop_long): Fixed z10prop attribute.
+	(indirect_jump): Fixed z10prop attribute.
+	(nop): Fixed z10prop attribute.
+	(main_base_64): Fixed z10prop attribute.
+	(reload_base_64): Fixed z10prop attribute.
+
+2009-01-28  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/38740
+	* reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
+	if !optimize.
+	* config/mips/mips.c (mips_reorg): Likewise.
+
+2009-01-28  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/38926
+	* tree-ssa-pre.c (add_to_value): Assert we add only expressions
+	with the correct value id to a value.
+	(do_regular_insertion): Use the value number of edoubleprime
+	for the value number of the expr.
+
+	Revert
+	2008-08-21  Richard Guenther  <rguenther@suse.de>
+
+	* tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
+	a PHI ask VN if it is already available.
+	* tree-ssa-sccvn.h (vn_phi_lookup): Declare.
+	* tree-ssa-sccvn.c (vn_phi_lookup): Export.
+
+2009-01-28  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/38934
+	* tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
+	set to varying whenever max has TREE_OVERFLOW set, similarly
+	for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
+
+2009-01-28  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/38908
+	* tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
+	uninitialized aggregate uses in call arguments.
+
+2009-01-28  Paolo Bonzini  <bonzini@gnu.org>
+
+	PR tree-optimization/38984
+	* tree-ssa-structalias.c (get_constraints_for_1): Do not use
+	the nothing_id variable if -fno-delete-null-pointer-checks.
+
+2009-01-28  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/38988
+	* config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
+	(set_got_offset_rex64): Ditto.
+
+2009-01-27  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/38941
+	* doc/extend.texi: Improve local variable with asm reg.
+
+2009-01-27  Adam Nemet  <anemet@caviumnetworks.com>
+
+	* c.opt (Wpacked-bitfield-compat): Change init value to -1.
+	* c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
+	was not supplied then set warn_packed_bitfield_compat to the
+	default value of 1.
+	* stor-layout.c (place_field): Check warn_packed_bitfield_compat
+	against 1.
+
+2009-01-27  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/38503
+	* cfgexpand.c (expand_gimple_basic_block): Ignore
+	GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
+	* tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
+	variables that cannot have TBAA applied.
+	(compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
+	statements.
+
+2009-01-27  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR middle-end/38969
+	* calls.c (initialize_argument_information): Do not wrap complex
+	arguments in SAVE_EXPR.
+
+2009-01-26  Andreas Tobler  <a.tobler@schweiz.org>
+
+	* config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
+	(INSTALL_LIBGCC): Revert typo commit.
+
+2009-01-26  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/38745
+	* tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
+	from special handling.
+
+2009-01-26  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/38745
+	* tree-ssa.c (execute_update_addresses_taken): Do not include
+	variables that cannot possibly be a register in not_reg_needs.
+	Do not clear TREE_ADDRESSABLE on vars that may not become
+	registers.
+	* tree-ssa.c (update_alias_info_1): Include those in the set
+	of addressable vars.
+
+2009-01-26  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/38851
+	* Makefile.in (tree-ssa-dse.o): Add langhooks.h.
+	* tree-ssa-dse.c: Include langhooks.h
+	(execute_simple_dse): Remove stores with zero size.
+
+2009-01-24  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/38957
+	* c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
+	as PLUS_EXPR.
+
+2009-01-24  Julian Brown  <julian@codesourcery.com>
+
+	* config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
+	config/arm/linux-atomic.c.
+	* config/arm/linux-atomic.c: New.
+
+2009-01-24  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
+	* config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
+	* config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
+
+2009-01-24  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR c/38938
+	* c-opts.c (c_common_handle_option): Update warn_pointer_sign
+	properly.
+
+2009-01-24  Sebastian Pop  <sebastian.pop@amd.com>
+
+	PR tree-optimization/38953
+	* graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
+	(scop_adjust_phis_for_liveouts): Initialize false_i to zero.
+	(gloog): Split the exit of the scop when the scop exit is a loop exit.
+	(graphite_transform_loops): Only call cleanup_tree_cfg if gloog
+	changed the CFG.
+
+2009-01-24  Paul Brook  <paul@codesourcery.com>
+
+	* config/arm/neon.md (neon_type): Move to arm.md.
+	(neon_mov<VSTRUCT>): Add neon_type attribute.
+	* config/arm/arm.md (neon_type): Move to here.
+	(conds): Add "unconditioal" and use as default for NEON insns.
+
+2009-01-24  Ben Elliston  <bje@au.ibm.com>
+
+	* bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
+	void *' warning from -Wc++-compat.
+	* Makefile.in (dominance.o-warn): Remove.
+
+2009-01-23  Paolo Bonzini  <bonzini@gnu.org>
+
+	PR tree-optimization/38932
+	* fold-const.c (fold_unary_ignore_overflow): New.
+	* tree.h (fold_unary_ignore_overflow): Declare.
+	* tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
+	* tree-ssa-sccvn.c (visit_reference_op_load,
+	simplify_unary_expression): Likewise.
+
+2009-01-22  Adam Nemet  <anemet@caviumnetworks.com>
+
+	* c-decl.c (finish_struct): Move code to set DECL_PACKED after
+	DECL_BIT_FIELD is alreay known.  Also inherit packed for bitfields
+	regardless of their type.
+	* c-common.c (handle_packed_attribute): Don't ignore packed on
+	bitfields.
+	* c.opt (Wpacked-bitfield-compat): New warning option.
+	* stor-layout.c (place_field): Warn if offset of a field changed.
+	* doc/extend.texi (packed): Mention the ABI change.
+	* doc/invoke.texi (-Wpacked-bitfield-compat): Document.
+	(Warning Options): Add it to the list.
+
+2009-01-22  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* c-opts.c (c_common_post_options): Fix a typo in comments.
+
+2009-01-22  Steve Ellcey  <sje@cup.hp.com>
+
+	PR middle-end/38615
+	* gimplify.c (gimplify_init_constructor): Fix promotion of const
+	variables to static.
+	* doc/invoke.texi (-fmerge-all-constants): Update description.
+
+2009-01-22  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/38931
+	* config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
+	(*movdi_1_rex64): Use type "mmx" for alternative 5.
+
+2009-01-22  Richard Earnshaw  <rearnsha@arm.com>
+
+	* arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
+	a word boundary.
+	(LOCAL_ALIGNMENT): Similarly.
+
+2009-01-22  Mark Shinwell  <shinwell@codesourcery.com>
+	    Joseph Myers  <joseph@codesourcery.com>
+
+	* config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
+	* config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
+	* config/arm/arm-tune.md: Regenerate.
+	* doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
+	-march=iwmmxt2.
+
+2009-01-22  Mark Shinwell  <shinwell@codesourcery.com>
+
+	* config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
+	version number to five.
+
+2009-01-22  Dodji Seketeli  <dodji@redhat.com>
+
+	PR c++/38930
+	* c-decl.c: (clone_underlying_type): Revert PR c++/26693 changes.
+	* c-common.c (set_underlying_type): Likewise.
+	(is_typedef_decl ): Likewise
+	* tree.h: Likewise
+	(set_underlying_type): Likewise.
+	(is_typedef_type): Likewise.
+
+2009-01-21  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR middle-end/38587
+	* ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
+	crossing setjmps.
+
+2009-01-21  Dave Korn  <dave.korn.cygwin@gmail.com>
+
+	PR bootstrap/37660
+	* config/i386/cygwin.h (SHARED_LIBGCC_SPEC):  New helper macro.
+	(LIBGCC_SPEC):  Don't define.
+	(REAL_LIBGCC_SPEC):  Define instead, using SHARED_LIBGCC_SPEC.
+
+2009-01-21  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR rtl-optimization/38879
+	* alias.c (base_alias_check): Unaligned access via AND address can
+	alias all surrounding object types except those with sizes equal
+	or wider than the size of unaligned access.
+
+2009-01-21  Dodji Seketeli  <dodji@redhat.com>
+
+	PR c++/26693
+	* c-decl.c: (clone_underlying_type): Move this ...
+	* c-common.c (set_underlying_type): ... here.
+	Also, make sure the function properly sets TYPE_STUB_DECL() on
+	the newly created typedef variant type.
+	(is_typedef_decl ): New entry point.
+	* tree.h: Added a new member member_types_needing_access_check to
+	struct tree_decl_non_common.
+	(set_underlying_type): New entry point.
+	(is_typedef_type): Likewise.
+
+2009-01-21  Bingfeng Mei  <bmei@broadcom.com>
+
+	* alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
+	Check whether two instructions have memory references that
+	belong to conflicting alias sets.  walk_mems_1 and walk_mems_2
+	are helper functions for traversing.
+	* alias.h (insn_alias_sets_confilict_p): New prototypes.
+	* ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
+	not to draw dependency edge for instructions with non-conflicting
+	alias sets.
+
+2009-01-20  Joseph Myers  <joseph@codesourcery.com>
+
+	PR other/38758
+	* longlong.h: Update copyright years.  Use soft-fp license notice.
+	Sync __clz_tab declaration with glibc.
+
+2009-01-20  Steve Ellcey  <sje@cup.hp.com>
+
+	PR target/30687
+	* doc/extend.texi (syscall_linkage): New.
+	(version_id): Modify.
+
+2009-01-20  Andrew Pinski  <andrew_pinski@playstation.sony.com>
+	    Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/38747
+	PR tree-optimization/38748
+	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
+	conversion if the base address is an indirect reference and the
+	aliasing sets could cause issues.
+
+2009-01-20  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* common.opt (fgraphite, fgraphite-identity): Add comment for 
+	explaining why these options are not documented.
+
+2009-01-20  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* graphite.c (stmt_simple_for_scop_p): Also handle cases when
+	gimple_call_lhs is NULL.
+
+2009-01-20  Paolo Bonzini  <bonzini@gnu.org>
+
+	PR target/38868
+	* emit-rtl.c (adjust_address_1): Make sure memref is never
+	overwritten.
+
+2009-01-20  Ben Elliston  <bje@au.ibm.com>
+
+	* libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
+	const qualifier from arg parameter. Remove unnecessary cast to char *.
+	* gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
+	const qualifier from arg 2.
+
+2009-01-19  Iain Sandoe  <iain.sandoe@sandoe-acoustics.co.uk>
+
+	* config/darwin.h: Add static-libgfortran to LINK_SPEC.
+
+2009-01-19  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR c/38869
+	* rtl.h (reinit_regs): New prototype.
+	* regclass.c: Include ira.h.
+	(reinit_regs): New.
+	* Makefile.in (regclass.o): Add ira.h.
+	* config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
+
+2009-01-18  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/38736
+	* c-common.c (handle_aligned_attribute): Use
+	ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
+	default alignment value.
+
+	* c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
+
+	* defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
+	* config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
+
+	* doc/extend.texi: Update __attribute__ ((aligned)).  Document
+	__BIGGEST_ALIGNMENT__.
+
+	* doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
+
+2009-01-18  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/38819
+	* tree-flow.h (operation_could_trap_helper_p): Declare.
+	* tree-eh.c (operation_could_trap_helper_p): Export.
+	* tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
+	* tree-ssa-sccvn.c (vn_nary_may_trap): New function.
+	* tree-ssa-pre.c (insert_into_preds_of_block): Check if we
+	are about to insert a possibly trapping instruction and fail
+	in this case.
+
+2009-01-18  Andreas Schwab  <schwab@suse.de>
+
+	* doc/install.texi (Configuration): Remove obsolete paragraph
+	about use of --with-gnu-ld with --with-gnu-as.
+
+2009-01-18  Kazu Hirata  <kazu@codesourcery.com>
+
+	* doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
+	doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
+	Follow spelling conventions.
+
+2009-01-18  Ben Elliston  <bje@au.ibm.com>
+
+	* bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
+	C++ warning about implicit conversion from void * to struct
+	bitmap_head_def *.
+	(bitmap_obstack_free): Likewise for bitmap_element *.
+	* Makefile.in (bitmap.o-warn): Remove.
+
+2009-01-17  Dave Korn  <dave.korn.cygwin@gmail.com>
+
+	* Makefile.in (BACKENDLIBS):  Reorder to match dependencies.
+
+2009-01-17  Sebastian Pop  <sebastian.pop@amd.com>
+	    Tobias Grosser  <tobi.grosser@amd.com>
+
+	* graphite.c (graphite_trans_scop_block): Do not block single
+	nested loops.
+
+2009-01-16  Alexandre Oliva  <aoliva@redhat.com>
+
+	* ebitmap.h (ebitmap_iter_init): Initialize all fields.
+	* ipa-struct-reorg.c (gen_struct_type): Replace known-true
+	test with assertion.
+
+2009-01-16  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/38835
+	PR middle-end/36227
+	* fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
+	and INT + PTR -> (INT)(PTR p+ INT) folding.
+	* tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
+
+2009-01-16  Adam Nemet  <anemet@caviumnetworks.com>
+
+	PR target/38554
+	* expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
+	the subreg from a lowpart subreg if it is also casting the value.
+
+2009-01-16  Sebastian Pop  <sebastian.pop@amd.com>
+	    Tobias Grosser  <tobi.grosser@amd.com>
+
+	* graphite.c (compare_prefix_loops): New.
+	(build_scop_canonical_schedules): Rewritten.
+	(graphite_transform_loops): Move build_scop_canonical_schedules
+	after build_scop_iteration_domain.
+
+2009-01-16  Sebastian Pop  <sebastian.pop@amd.com>
+	    Tobias Grosser  <tobi.grosser@amd.com>
+
+	* graphite.c (add_conditions_to_domain): Add the loops to 
+	the dimension of the iteration domain.  Do copy the domain
+	only when it exists.
+	(build_scop_conditions_1): Do not call add_conditions_to_domain.
+	(add_conditions_to_constraints): New.
+	(can_generate_code_stmt, can_generate_code): Removed.
+	(gloog): Do not call can_generate_code.
+	(graphite_transform_loops): Call add_conditions_to_constraints
+	after building the iteration domain.
+
+2009-01-16  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/38789
+	* tree-ssa-threadedge.c
+	(record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
+	__builtin_constant_p.
+
+2009-01-16  Kenneth Zadeck  <zadeck@naturalbridge.com>
+
+	* dce.c (delete_unmarked_insns): Reversed the order that insns are
+	examined before deleting them.
+	
+2009-01-16  Richard Earnshaw  <rearnsha@arm.com>
+
+	* function.c (aggregate_value_p): Correctly extract the function
+	type from CALL_EXPR_FN lookup.
+
+2009-01-16  Hariharan Sandanagobalane  <hariharan@picochip.com>
+
+	* config/picochip/picochip.c (picochip_override_options): Revert
+	CFI asm flag disable commited previously.
+
+2009-01-15  Sebastian Pop  <sebastian.pop@amd.com>
+	    Tobias Grosser  <tobi.grosser@amd.com>
+	    Jan Sjodin  <jan.sjodin@amd.com>
+
+	* graphite.c (scan_tree_for_params): On substractions negate
+	all the coefficients of the term.
+	(clast_to_gcc_expression_red): New.  Handle reduction expressions
+	of more than two operands.
+	(clast_to_gcc_expression): Call clast_to_gcc_expression_red.
+	(get_vdef_before_scop): Handle also the case of default definitions.
+
+2009-01-15  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* caller-save.c (add_used_regs_1, add_used_regs): New functions.
+	(insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
+	Also use them when walking CALL_INSN_FUNCTION_USAGE.
+
+2009-01-15  H.J. Lu  <hongjiu.lu@intel.com>
+	    Joey Ye  <joey.ye@intel.com>
+
+	PR middle-end/37843
+	* cfgexpand.c (expand_stack_alignment): Don't update stack
+	boundary nor check incoming stack boundary here.
+	(gimple_expand_cfg): Update stack boundary and check incoming
+	stack boundary here.
+
+2009-01-15  Kenneth Zadeck  <zadeck@naturalbridge.com>
+
+	* dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
+	
+2009-01-14  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/38245
+	* calls.c (expand_call): Add stack arguments to
+	CALL_INSN_FUNCTION_USAGE even for pure calls (when
+	ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
+	in regs and partially in memory or BLKmode arguments.
+	(emit_library_call_value_1): Add stack arguments to
+	CALL_INSN_FUNCTION_USAGE even for pure calls (when
+	ACCUMULATE_OUTGOING_ARGS).
+	* dce.c: Include tm_p.h.
+	(find_call_stack_args): New function.
+	(deletable_insn_p): Call it for CALL_P insns.  Add ARG_STORES
+	argument.
+	(mark_insn): Call find_call_stack_args for CALL_Ps.
+	(prescan_insns_for_dce): Walk insns backwards in bb rather than
+	forwards.  Allocate and free arg_stores bitmap if needed, pass it
+	down to deletable_insn_p, don't mark stores set in arg_stores
+	bitmap, clear the bitmap at the beginning of each bb.
+	* Makefile.in (dce.o): Depend on $(TM_P_H).
+
+2009-01-14  Michael Meissner  <gnu@the-meissners.org>
+
+	PR target/22599
+	* config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
+	to make sure the insn is a conditional test (bug 22599).  Reformat a
+	few long lines.
+
+2009-01-14  Sebastian Pop  <sebastian.pop@amd.com>
+
+	PR middle-end/38431
+	* graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
+	(scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
+	(gloog): Do not call cleanup_tree_cfg.
+	(graphite_transform_loops): Call cleanup_tree_cfg after all 
+	scops have been code generated.
+
+2009-01-14  Basile Starynkevitch  <basile@starynkevitch.net>
+	* doc/gty.texi (Invoking the garbage collector): Added new node
+	and section documenting ggc_collect.
+
+2009-01-14  Richard Guenther  <rguenther@suse.de>
+
+	PR tree-optimization/38826
+	PR middle-end/38477
+	* tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
+	initialization notes only if we actually emitted a warning.
+	(intra_create_variable_infos): Add constraints for a result decl
+	that is passed by hidden reference.
+	(build_pred_graph): Mark all related variables non-direct on
+	address-taking.
+
+2009-01-14  Nick Clifton  <nickc@redhat.com>
+
+	* ira-conflicts.c: Include addresses.h for the definition of
+	base_reg_class.
+	(ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
+	* Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
+
+2009-01-13  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR target/38811
+	* Makefile.in (ira-lives.o): Add except.h.
+
+	* ira-lives.c: Include except.h.
+	(process_bb_node_lives): Process can_throw_internal.
+
+2009-01-13  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/38774
+	* combine.c (simplify_set): When undoing cc_use change, don't do
+	PUT_CODE on the newly created comparison, but instead put back the
+	old comparison.
+
+2009-01-13  Joseph Myers  <joseph@codesourcery.com>
+
+	* doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
+	values.  Remove duplicate arm8 entry.
+
+2009-01-13  Sebastian Pop  <sebastian.pop@amd.com>
+
+	PR tree-optimization/38786
+	* graphite.c (expand_scalar_variables_ssa_name): New, outlined from
+	the SSA_NAME case of expand_scalar_variables_expr.
+	Set the type of an expression to the type of its assign	statement.
+	(expand_scalar_variables_expr): Also gather the scalar computation
+	used to index the memory access.  Do not pass loop_p.
+	Fix comment.  Stop recursion on tcc_constant or tcc_declaration.
+	(expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
+	the gimple_stmt_iterator where it inserts new code.
+	Do not pass loop_p.
+	(copy_bb_and_scalar_dependences): Do not pass loop_p.
+	(translate_clast): Update call to copy_bb_and_scalar_dependences.
+
+2009-01-13  Sebastian Pop  <sebastian.pop@amd.com>
+
+	* graphite.h (debug_value): Removed.
+	* graphite.c (debug_value): Removed.
+
+2009-01-13  Richard Earnshaw  <rearnsha@arm.com>
+
+	* config/arm/arm.c (output_move_double): Don't synthesize thumb-2
+	ldrd/strd with two 32-bit instructions.
+
+2009-01-13  Richard Earnshaw  <rearnsha@arm.com>
+
+	* config/arm/arm.c (struct processors): Pass for speed down into
+	cost helper functions.
+	(const_ok_for_op): Handle COMPARE and inequality nodes.
+	(arm_rtx_costs_1): Rewrite.
+	(arm_size_rtx_costs): Update prototype.
+	(arm_rtx_costs): Pass speed down to helper functions.
+	(arm_slowmul_rtx_costs): Rework cost calculations.
+	(arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
+	(arm_9e_rtx_costs): Likewise.
+
+2009-01-13  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
+	relocations of local symbols wider than UNITS_PER_WORD are not valid.
+	(alpha_legitimize_address): Do not split local symbols wider than
+	UNITS_PER_WORD into HIGH/LO_SUM parts.
+
+2009-01-13  Danny Smith  <dannysmith@users.sourceforge.net>
+
+	PR bootstrap/38580
+	* gcc.c (process_command): Replace call to execvp with calls
+	to pex_one and exit.
+
+2009-01-03  Anatoly Sokolov  <aesok@post.ru>
+
+	PR target/29141
+	* config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
+	* config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
+	variant for devices with 3-byte PC.
+	(__tablejump_elpm__) : New.
+
+2009-01-12  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/32041
+	* c-parser.c (c_parser_postfix_expression): Allow `->' in
+	offsetof member-designator, handle it as `[0].'.
+
+2009-01-12  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	* pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
+	function when not using named sections on targets with named sections
+	if branch distance is less than 262132.
+
+2009-01-12  Richard Earnshaw  <rearnsha@arm.com>
+
+	* combine.c (combine_instructions):  Recompute
+	optimize_this_for_speed_p  for each BB in the main combine loop.
+
+2009-01-12  Tomas Bily  <tbily@suse.cz>
+
+	PR middlend/38385
+	* tree-loop-distribution.c (prop_phis): New function.
+	(generate_builtin): Call prop_phis.
+	* testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
+
+2009-01-12  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/38807
+	* tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
+	gimple_visited_p unless stmt is GIMPLE_ASSIGN.
+
+2009-01-11  Adam Nemet  <anemet@caviumnetworks.com>
+
+	* expmed.c (store_bit_field_1): Properly truncate the paradoxical
+	subreg of op0 to the original op0.
+
+2009-01-11  Laurent GUERBY  <laurent@guerby.net>
+
+	* doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
+	
+2009-01-11  Markus Schoepflin  <markus.schoepflin@comsoft.de>
+
+	PR debug/7055
+	* gcc/mips-tfile.c (parse_def): Fix parsing of def strings
+	starting with digits.
+
+2009-01-10  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/38695
+	* config/arm/arm.c (arm_is_long_call_p): Don't call
+	arm_function_in_section_p if decl isn't a FUNCTION_DECL.
+
+2009-01-09  Steven Bosscher  <steven@gcc.gnu.org>
+
+	* regrename.c (regrename_optimize): Fix dumping.
+	(find_oldest_value_reg): Preserve REG_POINTER.
+	(copy_hardreg_forward_1): Likewise.
+
+2009-01-09  Diego Novillo  <dnovillo@google.com>
+
+	* gimple.h (struct gimple_statement_base) <uid>: Document
+	the restrictions on its use.
+	(gimple_uid): Tidy.
+	(gimple_set_uid): Tidy.
+
+2009-01-09  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
+	zero guard even if align_bytes != 0 and count is smaller than
+	size_needed.
+
+2009-01-09  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/38495
+	* ira-emit.c (print_move_list, ira_debug_move_list): New functions.
+	(add_range_and_copies_from_move_list): Print all added ranges.
+	Add ranges to memory optimized destination.
+
+2009-01-09  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/38686
+	PR target/38708
+	* config/i386/i386.c (override_options): Reject
+	-mstringop-strategy=rep_8byte with -m32.
+	(ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
+	to 1.  Do count comparison against epilogue_size_needed at compile
+	time even when count_exp was constant forced into register.  For
+	size_needed don't jump to epilogue, instead just avoid aligning
+	and invoke the body algorithm.  If need_zero_guard, add zero guard
+	even if count is non-zero, but smaller than size_needed + number of
+	bytes that could be stored for alignment.
+	(ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
+	to 1.  If need_zero_guard, add zero guard even if count is non-zero,
+	but smaller than size_needed + number of bytes that could be stored
+	for alignment.  Compare size_needed with epilogue_size_needed instead
+	of desired_align - align, don't adjust size_needed, pass
+	epilogue_size_needed to the epilogue expanders.
+
+	PR c/35742
+	* c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
+
+2009-01-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	* pa.c (last_address): Change to unsigned.
+	(update_total_code_bytes): Change argument to unsigned.  Don't
+	check if insn addresses are set.
+	(pa_output_function_epilogue): Set last_address to UINT_MAX if insn
+	addresses are not set.
+	(pa_asm_output_mi_thunk): Handle wrap when updating last_address.
+
+2009-01-09  Nick Clifton  <nickc@redhat.com>
+
+	* config/sh/symbian.c: Replace uses of DECL_INLINE with
+	DECL_DECLARED_INLINE_P.
+
+2009-01-09  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/38347
+	* dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
+	GET_MODE (op0) in operand_subword_force calls.
+
+	PR middle-end/38771
+	* fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
+	fold_convert arg0 operands to TREE_TYPE (op0) first.
+
+2009-01-08  Vladimir Makarov  <vmakarov@redhat.com>
+
+	* params.def (ira-max-conflict-table-size): Decrease default value
+	to 1000.
+
+2009-01-08  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/37031
+	* lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
+	on parameter_set.
+	(build_access_matrix): Reserve correct size for AM_MATRIX vector,
+	allocate it using gc instead of heap, use VEC_quick_push instead of
+	VEC_safe_push.
+	* graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
+	instead of heap, use VEC_quick_push instead of VEC_safe_push.
+	* tree-data-ref.h (struct access_matrix): Change matrix to gc
+	allocated vector from heap allocated.
+	* lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
+	* tree-loop-linear.c (linear_transform_loops): Allocate nest
+	vector only after perfect_loop_nest_depth call.
+
+2009-01-08  Sebastian Pop  <sebastian.pop@amd.com>
+	    Jan Sjodin  <jan.sjodin@amd.com>
+
+	PR tree-optimization/38559
+	* graphite.c (debug_value, copy_constraint,
+	swap_constraint_variables, scale_constraint_variable, ): New.
+	(get_lower_bound, get_upper_bound): Removed.
+	(graphite_trans_bb_strip_mine): Clean up this code that works
+	only for constant number of iterations.  Fully copy upper and
+	lower bound constraints, not only the constant part of them.
+	* graphite.h (debug_value): Declared.
+
+2009-01-08  Ira Rosen  <irar@il.ibm.com>
+
+	PR tree-optimization/37194
+	* tree-vect-transform.c (vect_estimate_min_profitable_iters):
+	Don't add the cost of cost model guard in prologue to scalar 
+	outside cost in case of known number of iterations.
+
+2009-01-07  Nathan Froyd  <froydnj@codesourcery.com>
+	    Alan Modra  <amodra@bigpond.net.au>
+
+	* config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
+	non-word-aligned REG+CONST addressing.
+
+2009-01-07  Uros Bizjak  <ubizjak@gmail.com>
+
+	PR target/38706
+	* config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
+	free_after_compilation when outputting a thunk.
+	(alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
+	Do not call free_after_compilation here.
+
+2009-01-07  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
+	(ix86_valid_target_attribute_inner_p): Ditto.
+
+2009-01-07  Jan Sjodin  <jan.sjodin@amd.com>
+
+	PR tree-optimization/38492
+	PR tree-optimization/38498
+	* tree-check.c (operator_is_linear, scev_is_linear_expression): New.
+	* tree-chrec.h (scev_is_linear_expression): Declared.
+	* graphite.c (graphite_cannot_represent_loop_niter): New.
+	(scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
+	(graphite_loop_normal_form): Use gcc_assert.
+	(scan_tree_for_params): Use CASE_CONVERT.
+	(phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
+	(build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
+	Use gcc_assert.  Discard scops that contain unhandled cases.
+	(build_scop_conditions): Return a boolean status for unhandled cases.
+	(strip_mine_profitable_p): Print the loop number, not its depth.
+	(is_interchange_valid): Pass the depth of the loop nest, don't
+	recompute it wrongly.
+	(graphite_trans_bb_block): Same.
+	(graphite_trans_bb_block): Print tentative of loop blocking.
+	(graphite_trans_scop_block): Do not print that the loop has been
+	blocked.
+	(graphite_transform_loops): Do not handle scops that contain condition
+	scalar phi nodes.
+
+2009-01-07  H.J. Lu  <hongjiu.lu@intel.com>
+
+	AVX Programming Reference (December, 2008)
+	* config/i386/avxintrin.h (_mm256_stream_si256): New.
+	(_mm256_stream_pd): Likewise.
+	(_mm256_stream_ps): Likewise.
+
+	* config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
+	IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
+	(ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
+	(bdesc_special_args): Add __builtin_ia32_movntdq256,
+	__builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
+	(ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
+	(ix86_expand_special_args_builtin): Likewise.
+
+	* config/i386/sse.md (AVXMODEDI): New.
+	(avx_movnt<mode>): Likewise.
+	(avx_movnt<mode>): Likewise.
+	(<sse>_movnt<mode>): Remove AVX support.
+	(sse2_movntv2di): Likewise.
+
+2009-01-07  Richard Guenther  <rguenther@suse.de>
+
+	PR middle-end/38751
+	* fold-const.c (extract_muldiv): Remove obsolete comment.
+	(fold_plusminus_mult_expr): Undo MINUS_EXPR
+	to PLUS_EXPR canonicalization for the canonicalization.
+
+2009-01-07  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
+	hosted cross-compilers generating less efficient code.
+
+2009-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* function.h (rtl_data): Add a dbr_scheduled_p field.
+	* reorg.c (dbr_schedule): Set it.
+	(gate_handle_delay_slots): Check it.
+	* config/mips/mips.c (mips_base_delayed_branch): Delete.
+	(mips_reorg): Check flag_delayed_branch instead of
+	mips_base_delayed_branch.
+	(mips_override_options): Don't set mips_base_delayed_branch
+	or flag_delayed_branch.
+
+2009-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	PR rtl-optimization/38426.
+	* ira.c (ira): Set current_function_is_leaf earlier.
+
+2009-01-06  Jakub Jelinek  <jakub@redhat.com>
+
+	PR rtl-optimization/38722
+	* combine.c (try_combine): Don't modify PATTERN (i3) and notes
+	too early, only set a flag and modify after last possible
+	undo_all point.
+
+2009-01-06  Janis Johnson  <janis187@us.ibm.com>
+
+	PR c/34252
+	* ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
+	* real.c (decimal_single_format): Correct values of emin and emax.
+	(decimal_double_format): Ditto.
+	(decimal_quad_format): Ditto.
+	* c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
+	computation of DECnn_MIN and DECnn_MAX for corrected values of
+	emin and emax.  Define __DECnn_SUBNORMAL_MIN__ instead of
+	__DECnn_MIN__, and adjust its computation for the corrected value
+	of emin.
+
+2009-01-06  Jan Hubicka  <jh@suse.cz>
+
+	PR target/38744
+	* config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
+
+2009-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
+
+	* doc/contrib.texi (Contributors): Slightly adjust the end note.
+	Add Robert Clark to the list of testers.
+
+2009-01-06  Jan Hubicka  <jh@suse.cz>
+	    Kai Tietz  <kai.tietz@onevision.com>
+
+	* config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
+	* config/i386/i386.c (ix86_expand_call): Add clobbers.
+
+2009-01-06  Jan Hubicka  <jh@suse.cz>
+	    Kai Tietz  <kai.tietz@onevision.com>
+
+	* config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
+	for w64 ABI.
+	* config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
+	(ix86_nsaved_regs): Count only general purpose regs.
+	(ix86_nsaved_sseregs): New.
+	(ix86_compute_frame_layout): Update nsseregs; set preferred alignment
+	to 16 for w64; compute padding and size of sse reg save area.
+	(ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
+	general purpose regs.
+	(ix86_emit_save_sse_regs_using_mov): New.
+	(ix86_expand_prologue): Save SSE regs if needed.
+	(ix86_emit_restore_regs_using_mov): Use only general purpose regs.
+	(ix86_emit_restore_sse_regs_using_mov): New.
+	(ix86_expand_epilogue): Save SSE regs if needed.
+
+2009-01-06  Jan Hubicka  <jh@suse.cz>
+	    Kai Tietz  <kai.tietz@onevision.com>
+
+	* config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
+	* config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
+	functions when accumulate outgoing args is off.
+
+2009-01-06  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR bootstrap/38742
+	* ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
+	before using pseudos_have_intersected_live_ranges_p.
+
+	* ira-int.h (ira_assert): Always define.
+
+2009-01-06  H.J. Lu  <hongjiu.lu@intel.com>
+
+	AVX Programming Reference (December, 2008)
+	* config/i386/avxintrin.h (_mm_permute2_pd): Removed.
+	(_mm256_permute2_pd): Likewise.
+	(_mm_permute2_ps): Likewise.
+	(_mm256_permute2_ps): Likewise.
+	* config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
+	* config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
+
+	* config/i386/i386.c (ix86_builtins): Remove
+	IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
+	IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
+	(ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
+	V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
+	and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
+	(bdesc_args): Remove __builtin_ia32_vpermil2pd,
+	__builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
+	__builtin_ia32_vpermil2ps256.
+	(ix86_init_mmx_sse_builtins): Updated.
+	(ix86_expand_args_builtin): Likewise.
+
+2009-01-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	* pa.c (output_call): Relocate non-jump insns in the delay slot of
+	long absolute calls when generating PA 2.0 code.
+
+2009-01-05  Vladimir Makarov  <vmakarov@redhat.com>
+
+	PR rtl-optimization/38583
+	* params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
+
+	* params.def (ira-max-conflict-table-size): New.
+
+	* doc/invoke.texi (ira-max-conflict-table-size): Decribe.
+	
+	* ira.h (ira_conflicts_p): New external definition.
+	
+	* ira-conflicts.c (build_conflict_bit_table): Do not build too big
+	table.  Report this.  Return result of building.
+	(ira_build_conflicts): Use ira_conflicts_p.  Check result of
+	building conflict table.
+
+	* ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
+	(ira_color): Use ira_conflicts_p.
+	
+	* global.c: Include ira.h.
+	(pseudo_for_reload_consideration_p, build_insn_chain): Use
+	ira_conflicts_p.
+
+	* Makefile.in (global.o): Add ira.h.
+	
+	* ira-build.c (mark_all_loops_for_removal,
+	propagate_some_info_from_allocno): New.
+	(remove_unnecessary_allocnos): Call
+	propagate_some_info_from_allocno.
+	(remove_low_level_allocnos): New.
+	(remove_unnecessary_regions): Add parameter.  Call
+	mark_all_loops_for_removal and remove_low_level_allocnos.  Pass
+	parameter to remove_unnecessary_regions.
+	(ira_build): Remove all regions but root if the conflict table was
+	not built.  Update conflict hard regs for allocnos crossing calls.
+
+	* ira.c (ira_conflicts_p): New global.
+	(ira): Define and use ira_conflicts_p.
+
+	* reload1.c (compute_use_by_pseudos, reload, count_pseudo,
+	count_spilled_pseudo, find_reg, alter_reg, finish_spills,
+	emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
+	
+2009-01-06  Ben Elliston  <bje@au.ibm.com>
+
+	* gengtype-lex.l (YY_NO_INPUT): Define.
+
+2009-01-05  Andrew Pinski  <andrew_pinski@playstation.sony.com>
+
+	PR c/34911
+	* c-common.c (handle_vector_size_attribute): Also reject
+	BOOLEAN_TYPE types.
+
+2009-01-05  Sebastian Pop  <sebastian.pop@amd.com>
+
+	PR tree-optimization/38492
+	* graphite.c (rename_map_elt, debug_rename_elt,
+	debug_rename_map_1, debug_rename_map, new_rename_map_elt,
+	rename_map_elt_info, eq_rename_map_elts,
+	get_new_name_from_old_name, bb_in_sese_p): Moved around.
+	(sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
+	(sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
+	(sese_build_livein_liveouts): New.
+	(new_sese, free_sese): New.
+	(new_scop): Call new_sese.
+	(free_scop): Call free_sese.
+	(rename_variables_from_edge, rename_phis_end_scop): Removed.
+	(register_old_new_names): Renamed register_old_and_new_names.
+	(register_scop_liveout_renames, add_loop_exit_phis,
+	insert_loop_close_phis, struct igp,
+	default_liveout_before_guard, add_guard_exit_phis,
+	insert_guard_phis, copy_renames): New.
+	(translate_clast): Call insert_loop_close_phis and insert_guard_phis.
+	(sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
+	(rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
+	(scop_adjust_phis_for_liveouts): New.
+	(gloog): Call scop_adjust_phis_for_liveouts.
+
+	* graphite.h (struct sese): Documented.  Added fields liveout,
+	num_ver and livein.
+	(SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
+	(new_sese, free_sese, sese_build_livein_liveouts): Declared.
+	(struct scop): Added field liveout_renames.
+	(SCOP_LIVEOUT_RENAMES): New.
+
+2009-01-05  Harsha Jagasia  <harsha.jagasia@amd.com>
+
+	PR tree-optimization/38510
+	* graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
+	(translate_clast): Call recompute_all_dominators before
+	graphite_verify.
+	(gloog): Call recompute_all_dominators before graphite_verify.
+
+2009-01-05  Harsha Jagasia  <harsha.jagasia@amd.com>
+	    Jan Sjodin  <jan.sjodin@amd.com>
+
+	PR tree-optimization/38500
+	* graphite.c (create_sese_edges): Call fix_loop_structure after
+	splitting blocks.
+
+2009-01-05  Joel Sherrill  <joel.sherrill@oarcorp.com>
+
+	* config.gcc: Add m32r*-*-rtems*.
+	* config/m32r/rtems.h: New file.
+
+2009-01-05  Ben Elliston  <bje@au.ibm.com>
+
+	* Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
+	(.po.pox): Likewise.
+	(po/gcc.pot): Likewise.
+
+2009-01-04  David S. Miller  <davem@davemloft.net>
+
+	* config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
+	(STARTING_FRAME_OFFSET): Always set to zero.
+
+2009-01-04  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
+	* tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
+	fixed-point types, and vectors of the same.
+
+2009-01-04  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* config/mips/sync.md (*mb_barrier): Rename to...
+	(*memory_barrier): ...this.
+
+2009-01-04  Jonathan Wakely  <jwakely.gcc@gmail.com>
+
+	* doc/extend.texi (Function Attributes): Move @cindex after @item
+	for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
+	and put in alphabetical order. Fix 'target' name and put in order.
+	* doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
+	typos.
+
+2009-01-04  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
+	(memory_barrier): Expand as unspec instead of unspec_volatile.
+	Remove mem:BLK from insn operands.  Use Pmode scratch register.
+	(*memory_barrier): Define as unspec instead of unspec_volatile.
+	Use (match_dup 0) as input operand.
+
+	* config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
+	* config/sparc/sync.md (memory_barrier): Expand as unspec instead of
+	unspec_volatile.  Remove mem:BLK from insn operands.  Use Pmode
+	scratch register.  Remove operand 1.
+	(*stbar): Define as unspec instead of unspec_volatile.
+	Use (match_dup 0) as input operand, remove (const_int 8).
+	(*membar): Define as unspec instead of unspec_volatile.
+	Use (match_dup 0) as input operand, remove input operand 2.
+
+	* config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
+	(memory_barrier): Expand as unspec instead of unspec_volatile.
+	Remove mem:BLK from insn operands.  Use Pmode scratch register.
+	(*memory_barrier): Define as unspec instead of unspec_volatile.
+	Use (match_dup 0) as input operand.
+
+	* config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
+	Remove mem:BLK from insn operands.  Use Pmode scratch register.
+	Set volatile flag on operand 0.
+	(*memory_barrier): New insn pattern.
+
+	* config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
+	insn operands.
+	(*memory_barrier): Use (match_dup 0) as input operand.
+
+	* config/mips/sync.md (memory_barrier): Redefine as expander pattern.
+	Remove mem:BLK from insn operands.  Use Pmode scratch register.
+	Set volatile flag on operand 0.
+	(*mb_internal): New insn pattern.
+
+	* config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
+
+2009-01-04  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR middle-end/38586
+	* function.c (struct temp_slot): Move to the section of the file
+	that deals with temp slots.  Remove field 'address'.
+	(temp_slot_address_table): New hash table of address -> temp slot.
+	(struct temp_slot_address_entry): New struct, items for the table.
+	(temp_slot_address_compute_hash, temp_slot_address_hash,
+	temp_slot_address_eq, insert_temp_slot_address): Support functions
+	for the new table.
+	(find_temp_slot_from_address): Rewrite to use the new hash table.
+	(remove_unused_temp_slot_addresses): Remove addresses of temp
+	slots that have been made available.
+	(remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
+	worker function for remove_unused_temp_slot_addresses.
+	(assign_stack_temp_for_type): Don't clear the temp slot address list.
+	Add the temp slot address to the address -> temp slot map.
+	(update_temp_slot_address): Update via insert_temp_slot_address.
+	(free_temp_slots): Call remove_unused_temp_slot_addresses.
+	(pop_temp_slots): Likewise.
+	(init_temp_slots): Allocate the address -> temp slot map, or empty
+	the map if it is already allocated.
+	(prepare_function_start): Initialize temp slot processing.
+
+2009-01-04  Steven Bosscher  <steven@gcc.gnu.org>
+
+	PR middle-end/38584
+	* cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
+	Calculate the size of all stack vars assuming no packing of stack
+	vars will happen, replacing a quadratic algorithm with a linear one.
+
+2009-01-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/38707
+	* expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
+	can't be used.
+
+2009-01-03  Diego Novillo  <dnovillo@google.com>
+
+	* doc/contrib.texi: Update contributions.
+
+2009-01-03  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/38705
+	* builtins.c (fold_builtin_memory_op): Give up if either operand
+	is volatile.  Set srctype or desttype to non-qualified version
+	of the other type.
+
+	PR c/38700
+	* builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
+	and FUNCTION_DECLs.
+
+2009-01-02  Kenneth Zadeck  <zadeck@naturalbridge.com>
+
+	PR rtl-optimization/35805
+	* df-problems.c (df_lr_finalize): Add recursive call to resolve lr
+	problem if fast dce is able to remove any instructions.
+	* dce.c (dce_process_block): Fix dump message.
+	
+2009-01-02  Mark Mitchell  <mark@codesourcery.com>
+
+	PR 33649
+	* tree-ssa-pre.c (compute_antic): Correct loop bounds.
+
+2009-01-02  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/38690
+	* tree-flow.h (op_code_prio, op_prio): New prototypes.
+	* tree-pretty-print.c (op_code_prio): New function.
+	(op_prio): No longer static.  Use op_code_prio.
+	* gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
+	Use op_prio and op_code_prio to determine if () should be
+	printed around operand(s) or not.
+
+	* gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
+	dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
+	dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
+	dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
+	pp_character instead of pp_string for single letter printing.
+
+2009-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* doc/extend.texi: Fix '#pragma GCC option' typo.
+
+2009-01-02  Richard Guenther  <rguenther@suse.de>
+
+	* doc/install.texi (--enable-checking): Mention different
+	default for stage1.
+	(--enable-stage1-checking): Document.
+
+2009-01-01  Andrew Pinski  <pinskia@gmail.com>
+
+	PR middle-end/30142
+	* tree-cfg.c (verify_expr): Add INDIRECT_REF case.  Change MODIFY_EXPR
+	case to be an error.
+
+2009-01-02  Ben Elliston  <bje@au.ibm.com>
+
+	* config/fp-bit.h (pack_d): Constify argument.
+	* config/fp-bit.c (makenan): Constify return type. Remove casts.
+	(isnan): Constify argument.
+	(isinf): Likewise.
+	(iszero): Likewise.
+	(pack_d): Likewise.
+	(_fpadd_parts): Constify return type.
+	(_fpmul_parts): Likewise.
+	(_fpdiv_parts): Likewise.
+
+2009-01-01  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c/36489
+	* c-typeck.c (add_pending_init): Add IMPLICIT argument.  Only
+	warn about overwriting initializer with side-effects or
+	-Woverride-init if !IMPLICIT.
+	(output_init_element): Likewise.  Pass IMPLICIT down to
+	add_pending_init.
+	(process_init_element): Add IMPLICIT argument.  Pass it down
+	to output_init_element.
+	(push_init_element, pop_init_level, set_designator): Adjust
+	process_init_element callers.
+	(set_nonincremental_init, set_nonincremental_init_from_string):
+	Adjust add_pending_init callers.
+	(output_pending_init_elements): Adjust output_init_element callers.
+	* c-tree.h (process_init_element): Adjust prototype.
+	* c-parser.c (c_parser_initelt, c_parser_initval): Adjust
+	process_init_element callers.