/* 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
+ 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
Free Software Foundation, Inc.
This file is part of GCC.
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
-/* Functions in i386.c */
-extern void override_options (bool);
-extern void optimization_options (int, int);
-extern void ix86_conditional_register_usage (void);
+/* 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);
-extern int ix86_can_use_return_insn_p (void);
+/* 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 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);
extern void ix86_output_addr_vec_elt (FILE *, int);
extern void ix86_output_addr_diff_elt (FILE *, int, int);
+extern enum calling_abi ix86_cfun_abi (void);
+extern enum calling_abi ix86_function_type_abi (const_tree);
+
#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 symbolic_reference_mentioned_p (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_reg_mentioned_p (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 ix86_expand_movmem (rtx, rtx, rtx, rtx, rtx, rtx);
-extern int ix86_expand_setmem (rtx, rtx, rtx, rtx, rtx, rtx);
-extern int ix86_expand_strlen (rtx, rtx, rtx, rtx);
+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 legitimate_constant_p (rtx);
extern bool constant_address_p (rtx);
extern bool legitimate_pic_operand_p (rtx);
-extern int legitimate_pic_address_disp_p (rtx);
-
+extern bool legitimate_pic_address_disp_p (rtx);
+extern bool ix86_legitimize_reload_address (rtx, enum machine_mode,
+ int, int, int);
extern void print_reg (rtx, int, FILE*);
-extern void print_operand (FILE*, rtx, int);
-extern void print_operand_address (FILE*, rtx);
-extern bool output_addr_const_extra (FILE*, rtx);
+extern void ix86_print_operand (FILE *, rtx, int);
-extern void split_di (rtx[], int, rtx[], rtx[]);
-extern void split_ti (rtx[], int, rtx[], rtx[]);
+extern void split_double_mode (enum 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_fix_trunc (rtx, rtx*, bool);
+extern const char *output_fp_compare (rtx, 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[]);
enum machine_mode, rtx[]);
extern void ix86_expand_binary_operator (enum rtx_code,
enum machine_mode, rtx[]);
-extern int ix86_binary_operator_ok (enum rtx_code, enum machine_mode, rtx[]);
-extern bool ix86_lea_for_add_ok (enum rtx_code, rtx, rtx[]);
+extern bool ix86_binary_operator_ok (enum rtx_code, enum machine_mode, rtx[]);
+extern bool ix86_lea_outperforms (rtx, unsigned int, unsigned int,
+ unsigned int, unsigned int);
+extern bool ix86_avoid_lea_for_add (rtx, rtx[]);
+extern bool ix86_use_lea_for_mov (rtx, rtx[]);
+extern bool ix86_avoid_lea_for_addr (rtx, rtx[]);
+extern void ix86_split_lea_for_addr (rtx[], enum machine_mode);
+extern bool ix86_lea_for_add_ok (rtx, 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_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,
rtx[]);
extern void ix86_expand_copysign (rtx []);
extern void ix86_split_copysign_const (rtx []);
extern void ix86_split_copysign_var (rtx []);
-extern int ix86_unary_operator_ok (enum rtx_code, enum machine_mode, rtx[]);
-extern int ix86_match_ccmode (rtx, enum machine_mode);
-extern rtx ix86_expand_compare (enum rtx_code);
-extern int ix86_use_fcomi_compare (enum rtx_code);
-extern void ix86_expand_branch (enum rtx_code, rtx);
-extern void ix86_expand_setcc (enum rtx_code, rtx);
-extern int ix86_expand_int_movcc (rtx[]);
-extern int ix86_expand_fp_movcc (rtx[]);
+extern bool ix86_unary_operator_ok (enum rtx_code, enum machine_mode, rtx[]);
+extern bool ix86_match_ccmode (rtx, enum 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_vec_perm (rtx[]);
+extern bool ix86_expand_vec_perm_const (rtx[]);
extern void ix86_expand_sse_unpack (rtx[], bool, bool);
-extern void ix86_expand_sse4_unpack (rtx[], bool, bool);
-extern int ix86_expand_int_addcc (rtx[]);
-extern void ix86_expand_call (rtx, rtx, rtx, rtx, rtx, int);
+extern bool ix86_expand_int_addcc (rtx[]);
+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_ashr (rtx *, rtx, enum machine_mode);
extern void ix86_split_lshr (rtx *, rtx, enum machine_mode);
extern rtx ix86_find_base_term (rtx);
-extern int ix86_check_movabs (rtx, int);
+extern bool ix86_check_movabs (rtx, int);
+extern void ix86_split_idivmod (enum 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_immediate_default (rtx, bool);
extern int ix86_attr_length_address_default (rtx);
-extern int ix86_attr_length_vex_default (rtx, int, int);
+extern int ix86_attr_length_vex_default (rtx, bool, bool);
extern enum machine_mode ix86_fp_compare_mode (enum rtx_code);
extern rtx ix86_libcall_value (enum machine_mode);
extern bool ix86_function_arg_regno_p (int);
-extern int ix86_function_arg_boundary (enum machine_mode, tree);
-extern bool ix86_sol10_return_in_memory (const_tree,const_tree);
+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 enum calling_abi ix86_cfun_abi (void);
-extern enum calling_abi ix86_function_type_abi (const_tree);
extern void ix86_call_abi_override (const_tree);
extern int ix86_reg_parm_stack_space (const_tree);
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 int ix86_register_move_cost (enum machine_mode, enum reg_class,
- enum reg_class);
-extern int ix86_secondary_memory_needed (enum reg_class, enum reg_class,
- enum machine_mode, int);
+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 enum reg_class ix86_preferred_reload_class (rtx, enum reg_class);
-extern enum reg_class ix86_preferred_output_reload_class (rtx, enum reg_class);
-extern int ix86_memory_move_cost (enum machine_mode, enum reg_class, int);
extern int ix86_mode_needed (int, rtx);
extern void emit_i387_cw_initialization (int);
extern void x86_order_regs_for_local_alloc (void);
extern void ix86_emit_fp_unordered_jump (rtx);
extern void ix86_emit_i387_log1p (rtx, rtx);
+extern void ix86_emit_i387_round (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_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);
#ifdef TREE_CODE
-extern void init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree);
-extern rtx function_arg (CUMULATIVE_ARGS *, enum machine_mode, tree, int);
-extern void function_arg_advance (CUMULATIVE_ARGS *, enum machine_mode,
- tree, int);
+extern void init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree, int);
#endif /* TREE_CODE */
#endif /* RTX_CODE */
#ifdef TREE_CODE
-extern int ix86_enum_va_list (int, const char **, tree *);
-extern tree ix86_fn_abi_va_list (tree);
-extern tree ix86_canonical_va_list_type (tree);
-
-extern int ix86_return_pops_args (tree, tree, int);
-
extern int ix86_data_alignment (tree, int);
extern unsigned int ix86_local_alignment (tree, enum machine_mode,
unsigned int);
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 unsigned int ix86_get_callcvt (const_tree);
+
#endif
-extern rtx ix86_tls_get_addr (void);
extern rtx ix86_tls_module_base (void);
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_pinsr (rtx *);
/* In i386-c.c */
extern void ix86_target_macros (void);
HOST_WIDE_INT,
HOST_WIDE_INT);
extern void i386_pe_file_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_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_seh_init (FILE *);
+extern void i386_pe_seh_end_prologue (FILE *);
+extern void i386_pe_seh_unwind_emit (FILE *, rtx);
/* In winnt-cxx.c and winnt-stubs.c */
extern void i386_pe_adjust_class_at_definition (tree);
#ifdef HAVE_ATTR_cpu
extern enum attr_cpu ix86_schedule;
#endif
+
+extern const char * ix86_output_call_insn (rtx insn, rtx call_op);
+
+#ifdef RTX_CODE
+/* Target data for multipass lookahead scheduling.
+ Currently used for Core 2/i7 tuning. */
+struct ix86_first_cycle_multipass_data_
+{
+ /* The length (in bytes) of ifetch block in this solution. */
+ int ifetch_block_len;
+ /* Number of instructions in ifetch block in this solution. */
+ int ifetch_block_n_insns;
+ /* Bitmap to remember changes to ready_try for backtracking. */
+ sbitmap ready_try_change;
+ /* Size of the bitmap. */
+ int ready_try_change_size;
+};
+# define TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DATA_T \
+ struct ix86_first_cycle_multipass_data_
+#endif /* RTX_CODE */
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