--- a/gcc/config/i386/i386-protos.h	Sun Aug 21 07:07:55 2011 +0900
+++ b/gcc/config/i386/i386-protos.h	Fri Oct 27 22:46:09 2017 +0900
@@ -1,7 +1,5 @@
 /* Definitions of target machine for GCC for IA-32.
-   Copyright (C) 1988, 1992, 1994, 1995, 1996, 1996, 1997, 1998, 1999,
-   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
-   Free Software Foundation, Inc.
+   Copyright (C) 1988-2017 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -19,13 +17,21 @@
 along with GCC; see the file COPYING3.  If not see
 <http://www.gnu.org/licenses/>.  */
 
+/* In i386-common.c.  */
+extern bool ix86_handle_option (struct gcc_options *opts,
+				struct gcc_options *opts_set ATTRIBUTE_UNUSED,
+				const struct cl_decoded_option *decoded,
+				location_t loc);
+
 /* Functions in i386.c */
 extern bool ix86_target_stack_probe (void);
 extern bool ix86_can_use_return_insn_p (void);
 extern void ix86_setup_frame_addresses (void);
+extern bool ix86_rip_relative_addr_p (struct ix86_address *parts);
 
 extern HOST_WIDE_INT ix86_initial_elimination_offset (int, int);
 extern void ix86_expand_prologue (void);
+extern void ix86_maybe_emit_epilogue_vzeroupper (void);
 extern void ix86_expand_epilogue (int);
 extern void ix86_expand_split_stack_prologue (void);
 
@@ -35,145 +41,160 @@
 extern enum calling_abi ix86_cfun_abi (void);
 extern enum calling_abi ix86_function_type_abi (const_tree);
 
+extern bool ix86_use_pseudo_pic_reg (void);
+
+extern void ix86_reset_previous_fndecl (void);
+
+extern bool ix86_using_red_zone (void);
+
 #ifdef RTX_CODE
 extern int standard_80387_constant_p (rtx);
 extern const char *standard_80387_constant_opcode (rtx);
 extern rtx standard_80387_constant_rtx (int);
-extern int standard_sse_constant_p (rtx);
-extern const char *standard_sse_constant_opcode (rtx, rtx);
+extern int standard_sse_constant_p (rtx, machine_mode);
+extern const char *standard_sse_constant_opcode (rtx_insn *, rtx);
+extern bool ix86_standard_x87sse_constant_load_p (const rtx_insn *, rtx);
 extern bool symbolic_reference_mentioned_p (rtx);
 extern bool extended_reg_mentioned_p (rtx);
-extern bool x86_extended_QIreg_mentioned_p (rtx);
+extern bool x86_extended_QIreg_mentioned_p (rtx_insn *);
 extern bool x86_extended_reg_mentioned_p (rtx);
-extern bool x86_maybe_negate_const_int (rtx *, enum machine_mode);
-extern enum machine_mode ix86_cc_mode (enum rtx_code, rtx, rtx);
+extern bool x86_maybe_negate_const_int (rtx *, machine_mode);
+extern machine_mode ix86_cc_mode (enum rtx_code, rtx, rtx);
 
-extern int avx_vpermilp_parallel (rtx par, enum machine_mode mode);
-extern int avx_vperm2f128_parallel (rtx par, enum machine_mode mode);
+extern int avx_vpermilp_parallel (rtx par, machine_mode mode);
+extern int avx_vperm2f128_parallel (rtx par, machine_mode mode);
 
-extern bool ix86_expand_movmem (rtx, rtx, rtx, rtx, rtx, rtx);
-extern bool ix86_expand_setmem (rtx, rtx, rtx, rtx, rtx, rtx);
 extern bool ix86_expand_strlen (rtx, rtx, rtx, rtx);
+extern bool ix86_expand_set_or_movmem (rtx, rtx, rtx, rtx, rtx, rtx,
+				       rtx, rtx, rtx, rtx, bool);
 
-extern bool legitimate_constant_p (rtx);
 extern bool constant_address_p (rtx);
 extern bool legitimate_pic_operand_p (rtx);
 extern bool legitimate_pic_address_disp_p (rtx);
-
+extern bool ix86_force_load_from_GOT_p (rtx);
 extern void print_reg (rtx, int, FILE*);
 extern void ix86_print_operand (FILE *, rtx, int);
 
-extern void split_double_mode (enum machine_mode, rtx[], int, rtx[], rtx[]);
+extern void split_double_mode (machine_mode, rtx[], int, rtx[], rtx[]);
 
 extern const char *output_set_got (rtx, rtx);
-extern const char *output_387_binary_op (rtx, rtx*);
-extern const char *output_387_reg_move (rtx, rtx*);
-extern const char *output_fix_trunc (rtx, rtx*, int);
-extern const char *output_fp_compare (rtx, rtx*, int, int);
+extern const char *output_387_binary_op (rtx_insn *, rtx*);
+extern const char *output_387_reg_move (rtx_insn *, rtx*);
+extern const char *output_fix_trunc (rtx_insn *, rtx*, bool);
+extern const char *output_fp_compare (rtx_insn *, rtx*, bool, bool);
 extern const char *output_adjust_stack_and_probe (rtx);
 extern const char *output_probe_stack_range (rtx, rtx);
 
 extern void ix86_expand_clear (rtx);
-extern void ix86_expand_move (enum machine_mode, rtx[]);
-extern void ix86_expand_vector_move (enum machine_mode, rtx[]);
-extern void ix86_expand_vector_move_misalign (enum machine_mode, rtx[]);
-extern void ix86_expand_push (enum machine_mode, rtx);
+extern void ix86_expand_move (machine_mode, rtx[]);
+extern void ix86_expand_vector_move (machine_mode, rtx[]);
+extern void ix86_expand_vector_move_misalign (machine_mode, rtx[]);
 extern rtx ix86_fixup_binary_operands (enum rtx_code,
-				       enum machine_mode, rtx[]);
+				       machine_mode, rtx[]);
 extern void ix86_fixup_binary_operands_no_copy (enum rtx_code,
-						enum machine_mode, rtx[]);
+						machine_mode, rtx[]);
 extern void ix86_expand_binary_operator (enum rtx_code,
-					 enum machine_mode, rtx[]);
-extern bool ix86_binary_operator_ok (enum rtx_code, enum machine_mode, rtx[]);
-extern bool ix86_lea_for_add_ok (rtx, rtx[]);
+					 machine_mode, rtx[]);
+extern void ix86_expand_vector_logical_operator (enum rtx_code,
+						 machine_mode, rtx[]);
+extern bool ix86_binary_operator_ok (enum rtx_code, machine_mode, rtx[]);
+extern bool ix86_avoid_lea_for_add (rtx_insn *, rtx[]);
+extern bool ix86_use_lea_for_mov (rtx_insn *, rtx[]);
+extern bool ix86_avoid_lea_for_addr (rtx_insn *, rtx[]);
+extern void ix86_split_lea_for_addr (rtx_insn *, rtx[], machine_mode);
+extern bool ix86_lea_for_add_ok (rtx_insn *, rtx[]);
 extern bool ix86_vec_interleave_v2df_operator_ok (rtx operands[3], bool high);
 extern bool ix86_dep_by_shift_count (const_rtx set_insn, const_rtx use_insn);
-extern bool ix86_agi_dependent (rtx set_insn, rtx use_insn);
-extern void ix86_expand_unary_operator (enum rtx_code, enum machine_mode,
+extern bool ix86_agi_dependent (rtx_insn *set_insn, rtx_insn *use_insn);
+extern void ix86_expand_unary_operator (enum rtx_code, machine_mode,
 					rtx[]);
-extern rtx ix86_build_const_vector (enum machine_mode, bool, rtx);
-extern rtx ix86_build_signbit_mask (enum machine_mode, bool, bool);
+extern rtx ix86_build_const_vector (machine_mode, bool, rtx);
+extern rtx ix86_build_signbit_mask (machine_mode, bool, bool);
 extern void ix86_split_convert_uns_si_sse (rtx[]);
 extern void ix86_expand_convert_uns_didf_sse (rtx, rtx);
 extern void ix86_expand_convert_uns_sixf_sse (rtx, rtx);
 extern void ix86_expand_convert_uns_sidf_sse (rtx, rtx);
 extern void ix86_expand_convert_uns_sisf_sse (rtx, rtx);
 extern void ix86_expand_convert_sign_didf_sse (rtx, rtx);
+extern void ix86_expand_vector_convert_uns_vsivsf (rtx, rtx);
+extern rtx ix86_expand_adjust_ufix_to_sfix_si (rtx, rtx *);
 extern enum ix86_fpcmp_strategy ix86_fp_comparison_strategy (enum rtx_code);
-extern void ix86_expand_fp_absneg_operator (enum rtx_code, enum machine_mode,
+extern void ix86_expand_fp_absneg_operator (enum rtx_code, machine_mode,
 					    rtx[]);
 extern void ix86_expand_copysign (rtx []);
 extern void ix86_split_copysign_const (rtx []);
 extern void ix86_split_copysign_var (rtx []);
-extern bool ix86_unary_operator_ok (enum rtx_code, enum machine_mode, rtx[]);
-extern bool ix86_match_ccmode (rtx, enum machine_mode);
+extern bool ix86_unary_operator_ok (enum rtx_code, machine_mode, rtx[]);
+extern bool ix86_match_ccmode (rtx, machine_mode);
 extern void ix86_expand_branch (enum rtx_code, rtx, rtx, rtx);
 extern void ix86_expand_setcc (rtx, enum rtx_code, rtx, rtx);
 extern bool ix86_expand_int_movcc (rtx[]);
 extern bool ix86_expand_fp_movcc (rtx[]);
 extern bool ix86_expand_fp_vcond (rtx[]);
 extern bool ix86_expand_int_vcond (rtx[]);
-extern void ix86_expand_sse_unpack (rtx[], bool, bool);
-extern void ix86_expand_sse4_unpack (rtx[], bool, bool);
+extern void ix86_expand_vec_perm (rtx[]);
+extern bool ix86_expand_vec_perm_const (rtx[]);
+extern bool ix86_expand_mask_vec_cmp (rtx[]);
+extern bool ix86_expand_int_vec_cmp (rtx[]);
+extern bool ix86_expand_fp_vec_cmp (rtx[]);
+extern void ix86_expand_sse_movcc (rtx, rtx, rtx, rtx);
+extern void ix86_expand_sse_unpack (rtx, rtx, bool, bool);
 extern bool ix86_expand_int_addcc (rtx[]);
-extern rtx ix86_expand_call (rtx, rtx, rtx, rtx, rtx, int);
+extern rtx ix86_expand_call (rtx, rtx, rtx, rtx, rtx, bool);
 extern void ix86_split_call_vzeroupper (rtx, rtx);
 extern void x86_initialize_trampoline (rtx, rtx, rtx);
 extern rtx ix86_zero_extend_to_Pmode (rtx);
 extern void ix86_split_long_move (rtx[]);
-extern void ix86_split_ashl (rtx *, rtx, enum machine_mode);
-extern void ix86_split_ashr (rtx *, rtx, enum machine_mode);
-extern void ix86_split_lshr (rtx *, rtx, enum machine_mode);
+extern void ix86_split_ashl (rtx *, rtx, machine_mode);
+extern void ix86_split_ashr (rtx *, rtx, machine_mode);
+extern void ix86_split_lshr (rtx *, rtx, machine_mode);
 extern rtx ix86_find_base_term (rtx);
 extern bool ix86_check_movabs (rtx, int);
-extern void ix86_split_idivmod (enum machine_mode, rtx[], bool);
+extern bool ix86_check_no_addr_space (rtx);
+extern void ix86_split_idivmod (machine_mode, rtx[], bool);
 
-extern rtx assign_386_stack_local (enum machine_mode, enum ix86_stack_slot);
-extern int ix86_attr_length_immediate_default (rtx, int);
-extern int ix86_attr_length_address_default (rtx);
-extern int ix86_attr_length_vex_default (rtx, int, int);
+extern rtx assign_386_stack_local (machine_mode, enum ix86_stack_slot);
+extern int ix86_attr_length_immediate_default (rtx_insn *, bool);
+extern int ix86_attr_length_address_default (rtx_insn *);
+extern int ix86_attr_length_vex_default (rtx_insn *, bool, bool);
 
-extern enum machine_mode ix86_fp_compare_mode (enum rtx_code);
+extern machine_mode ix86_fp_compare_mode (enum rtx_code);
 
-extern rtx ix86_libcall_value (enum machine_mode);
+extern rtx ix86_libcall_value (machine_mode);
 extern bool ix86_function_arg_regno_p (int);
 extern void ix86_asm_output_function_label (FILE *, const char *, tree);
-extern rtx ix86_force_to_memory (enum machine_mode, rtx);
-extern void ix86_free_from_memory (enum machine_mode);
 extern void ix86_call_abi_override (const_tree);
 extern int ix86_reg_parm_stack_space (const_tree);
 
-extern void ix86_split_fp_branch (enum rtx_code code, rtx, rtx,
-				  rtx, rtx, rtx, rtx);
-extern bool ix86_hard_regno_mode_ok (int, enum machine_mode);
-extern bool ix86_modes_tieable_p (enum machine_mode, enum machine_mode);
-extern bool ix86_secondary_memory_needed (enum reg_class, enum reg_class,
-					  enum machine_mode, int);
-extern bool ix86_cannot_change_mode_class (enum machine_mode,
-					   enum machine_mode, enum reg_class);
-extern int ix86_mode_needed (int, rtx);
-extern void emit_i387_cw_initialization (int);
+extern bool ix86_libc_has_function (enum function_class fn_class);
+
 extern void x86_order_regs_for_local_alloc (void);
 extern void x86_function_profiler (FILE *, int);
 extern void x86_emit_floatuns (rtx [2]);
 extern void ix86_emit_fp_unordered_jump (rtx);
 
 extern void ix86_emit_i387_log1p (rtx, rtx);
-extern void ix86_emit_swdivsf (rtx, rtx, rtx, enum machine_mode);
-extern void ix86_emit_swsqrtsf (rtx, rtx, enum machine_mode, bool);
+extern void ix86_emit_i387_round (rtx, rtx);
+extern void ix86_emit_swdivsf (rtx, rtx, rtx, machine_mode);
+extern void ix86_emit_swsqrtsf (rtx, rtx, machine_mode, bool);
 
-extern enum rtx_code ix86_reverse_condition (enum rtx_code, enum machine_mode);
+extern enum rtx_code ix86_reverse_condition (enum rtx_code, machine_mode);
 
 extern void ix86_expand_lround (rtx, rtx);
 extern void ix86_expand_lfloorceil (rtx, rtx, bool);
 extern void ix86_expand_rint (rtx, rtx);
 extern void ix86_expand_floorceil (rtx, rtx, bool);
 extern void ix86_expand_floorceildf_32 (rtx, rtx, bool);
+extern void ix86_expand_round_sse4 (rtx, rtx);
 extern void ix86_expand_round (rtx, rtx);
 extern void ix86_expand_rounddf_32 (rtx, rtx);
 extern void ix86_expand_trunc (rtx, rtx);
 extern void ix86_expand_truncdf_32 (rtx, rtx);
 
+extern void ix86_expand_vecop_qihi (enum rtx_code, rtx, rtx, rtx);
+
+extern rtx ix86_split_stack_guard (void);
+
 #ifdef TREE_CODE
 extern void init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree, int);
 #endif	/* TREE_CODE  */
@@ -181,27 +202,40 @@
 #endif	/* RTX_CODE  */
 
 #ifdef TREE_CODE
-extern int ix86_data_alignment (tree, int);
-extern unsigned int ix86_local_alignment (tree, enum machine_mode,
+extern int ix86_data_alignment (tree, int, bool);
+extern unsigned int ix86_local_alignment (tree, machine_mode,
 					  unsigned int);
-extern unsigned int ix86_minimum_alignment (tree, enum machine_mode,
+extern unsigned int ix86_minimum_alignment (tree, machine_mode,
 					    unsigned int);
-extern int ix86_constant_alignment (tree, int);
 extern tree ix86_handle_shared_attribute (tree *, tree, tree, int, bool *);
 extern tree ix86_handle_selectany_attribute (tree *, tree, tree, int, bool *);
 extern int x86_field_alignment (tree, int);
-extern tree ix86_valid_target_attribute_tree (tree);
+extern tree ix86_valid_target_attribute_tree (tree,
+					      struct gcc_options *,
+					      struct gcc_options *);
+extern unsigned int ix86_get_callcvt (const_tree);
+
 #endif
 
-extern rtx ix86_tls_get_addr (void);
 extern rtx ix86_tls_module_base (void);
+extern bool ix86_tls_address_pattern_p (rtx);
+extern rtx ix86_rewrite_tls_address (rtx);
 
 extern void ix86_expand_vector_init (bool, rtx, rtx);
 extern void ix86_expand_vector_set (bool, rtx, rtx, int);
 extern void ix86_expand_vector_extract (bool, rtx, rtx, int);
-extern void ix86_expand_reduc_v4sf (rtx (*)(rtx, rtx, rtx), rtx, rtx);
+extern void ix86_expand_reduc (rtx (*)(rtx, rtx, rtx), rtx, rtx);
 
 extern void ix86_expand_vec_extract_even_odd (rtx, rtx, rtx, unsigned);
+extern bool ix86_expand_pextr (rtx *);
+extern bool ix86_expand_pinsr (rtx *);
+extern void ix86_expand_mul_widen_evenodd (rtx, rtx, rtx, bool, bool);
+extern void ix86_expand_mul_widen_hilo (rtx, rtx, rtx, bool, bool);
+extern void ix86_expand_sse2_mulv4si3 (rtx, rtx, rtx);
+extern void ix86_expand_sse2_mulvxdi3 (rtx, rtx, rtx);
+extern void ix86_expand_sse2_abs (rtx, rtx);
+
+extern bool ix86_bnd_prefixed_insn_p (rtx);
 
 /* In i386-c.c  */
 extern void ix86_target_macros (void);
@@ -228,41 +262,46 @@
 extern void i386_pe_assemble_visibility (tree, int);
 extern tree i386_pe_mangle_decl_assembler_name (tree, tree);
 extern tree i386_pe_mangle_assembler_name (const char *);
+extern void i386_pe_record_stub (const char *);
 
 extern void i386_pe_seh_init (FILE *);
 extern void i386_pe_seh_end_prologue (FILE *);
-extern void i386_pe_seh_unwind_emit (FILE *, rtx);
+extern void i386_pe_seh_unwind_emit (FILE *, rtx_insn *);
+extern void i386_pe_seh_emit_except_personality (rtx);
+extern void i386_pe_seh_init_sections (void);
 
 /* In winnt-cxx.c and winnt-stubs.c  */
 extern void i386_pe_adjust_class_at_definition (tree);
 extern bool i386_pe_type_dllimport_p (tree);
 extern bool i386_pe_type_dllexport_p (tree);
 
+extern int i386_pe_reloc_rw_mask (void);
+
 extern rtx maybe_get_pool_constant (rtx);
 
 extern char internal_label_prefix[16];
 extern int internal_label_prefix_len;
 
-enum ix86_address_seg { SEG_DEFAULT, SEG_FS, SEG_GS };
+extern bool ix86_epilogue_uses (int);
+
 struct ix86_address
 {
   rtx base, index, disp;
   HOST_WIDE_INT scale;
-  enum ix86_address_seg seg;
+  addr_space_t seg;
 };
 
 extern int ix86_decompose_address (rtx, struct ix86_address *);
-extern int memory_address_length (rtx addr);
+extern int memory_address_length (rtx, bool);
 extern void x86_output_aligned_bss (FILE *, tree, const char *,
 				    unsigned HOST_WIDE_INT, int);
-extern void x86_elf_aligned_common (FILE *, const char *,
-				    unsigned HOST_WIDE_INT, int);
+extern void x86_elf_aligned_decl_common (FILE *, tree, const char *,
+					 unsigned HOST_WIDE_INT, int);
 
 #ifdef RTX_CODE
 extern void ix86_fp_comparison_codes (enum rtx_code code, enum rtx_code *,
 				      enum rtx_code *, enum rtx_code *);
 extern enum rtx_code ix86_fp_compare_code_to_integer (enum rtx_code);
-extern rtx construct_plt_address (rtx);
 #endif
 extern int asm_preferred_eh_data_format (int, int);
 
@@ -270,7 +309,24 @@
 extern enum attr_cpu ix86_schedule;
 #endif
 
-extern const char * ix86_output_call_insn (rtx insn, rtx call_op, int addr_op);
+extern const char * ix86_output_call_insn (rtx_insn *insn, rtx call_op);
+extern bool ix86_operands_ok_for_move_multiple (rtx *operands, bool load,
+						machine_mode mode);
+extern int ix86_min_insn_size (rtx_insn *);
+
+extern int ix86_issue_rate (void);
+extern int ix86_adjust_cost (rtx_insn *insn, int dep_type, rtx_insn *dep_insn,
+			     int cost, unsigned int);
+extern int ia32_multipass_dfa_lookahead (void);
+extern bool ix86_macro_fusion_p (void);
+extern bool ix86_macro_fusion_pair_p (rtx_insn *condgen, rtx_insn *condjmp);
+
+extern bool ix86_bd_has_dispatch (rtx_insn *insn, int action);
+extern void ix86_bd_do_dispatch (rtx_insn *insn, int mode);
+
+extern void ix86_core2i7_init_hooks (void);
+
+extern int ix86_atom_sched_reorder (FILE *, int, rtx_insn **, int *, int);
 
 #ifdef RTX_CODE
 /* Target data for multipass lookahead scheduling.
@@ -289,3 +345,13 @@
 # define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DATA_T	\
   struct ix86_first_cycle_multipass_data_
 #endif /* RTX_CODE */
+
+const addr_space_t ADDR_SPACE_SEG_FS = 1;
+const addr_space_t ADDR_SPACE_SEG_GS = 2;
+
+namespace gcc { class context; }
+class rtl_opt_pass;
+
+extern rtl_opt_pass *make_pass_insert_vzeroupper (gcc::context *);
+extern rtl_opt_pass *make_pass_stv (gcc::context *);
+extern rtl_opt_pass *make_pass_insert_endbranch (gcc::context *);