--- a/gcc/config/i386/i386-protos.h	Fri Oct 27 22:46:09 2017 +0900
+++ b/gcc/config/i386/i386-protos.h	Thu Oct 25 07:37:49 2018 +0900
@@ -1,5 +1,5 @@
 /* Definitions of target machine for GCC for IA-32.
-   Copyright (C) 1988-2017 Free Software Foundation, Inc.
+   Copyright (C) 1988-2018 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -52,7 +52,7 @@
 extern const char *standard_80387_constant_opcode (rtx);
 extern rtx standard_80387_constant_rtx (int);
 extern int standard_sse_constant_p (rtx, machine_mode);
-extern const char *standard_sse_constant_opcode (rtx_insn *, rtx);
+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);
@@ -133,14 +133,13 @@
 extern bool ix86_expand_fp_vcond (rtx[]);
 extern bool ix86_expand_int_vcond (rtx[]);
 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, bool);
+extern rtx_insn *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);
@@ -158,8 +157,6 @@
 extern int ix86_attr_length_address_default (rtx_insn *);
 extern int ix86_attr_length_vex_default (rtx_insn *, bool, bool);
 
-extern machine_mode ix86_fp_compare_mode (enum rtx_code);
-
 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);
@@ -235,8 +232,6 @@
 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);
 extern void ix86_register_pragmas (void);
@@ -257,8 +252,11 @@
 						    HOST_WIDE_INT,
 						    HOST_WIDE_INT);
 extern void i386_pe_file_end (void);
+extern void i386_pe_asm_lto_start (void);
+extern void i386_pe_asm_lto_end (void);
 extern void i386_pe_start_function (FILE *, const char *, tree);
 extern void i386_pe_end_function (FILE *, const char *, tree);
+extern void i386_pe_end_cold_function (FILE *, const char *, tree);
 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 *);
@@ -266,6 +264,7 @@
 
 extern void i386_pe_seh_init (FILE *);
 extern void i386_pe_seh_end_prologue (FILE *);
+extern void i386_pe_seh_cold_init (FILE *, const char *);
 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);
@@ -277,8 +276,6 @@
 
 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;
 
@@ -310,6 +307,10 @@
 #endif
 
 extern const char * ix86_output_call_insn (rtx_insn *insn, rtx call_op);
+extern const char * ix86_output_indirect_jmp (rtx call_op);
+extern const char * ix86_output_function_return (bool long_p);
+extern const char * ix86_output_indirect_function_return (rtx ret_op);
+extern void ix86_split_simple_return_pop_internal (rtx);
 extern bool ix86_operands_ok_for_move_multiple (rtx *operands, bool load,
 						machine_mode mode);
 extern int ix86_min_insn_size (rtx_insn *);
@@ -328,6 +329,8 @@
 
 extern int ix86_atom_sched_reorder (FILE *, int, rtx_insn **, int *, int);
 
+extern poly_int64 ix86_push_rounding (poly_int64);
+
 #ifdef RTX_CODE
 /* Target data for multipass lookahead scheduling.
    Currently used for Core 2/i7 tuning.  */