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/* Definitions of target machine for GNU compiler, for IBM RS/6000.
Copyright (C) 2000-2017 Free Software Foundation, Inc.
Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published
by the Free Software Foundation; either version 3, or (at your
option) any later version.
GCC is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
License for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef GCC_RS6000_PROTOS_H
#define GCC_RS6000_PROTOS_H
/* Declare functions in rs6000.c */
#ifdef RTX_CODE
#ifdef TREE_CODE
extern void init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, int, int, int,
tree, machine_mode);
#endif /* TREE_CODE */
extern bool easy_altivec_constant (rtx, machine_mode);
extern bool xxspltib_constant_p (rtx, machine_mode, int *, int *);
extern int vspltis_shifted (rtx);
extern HOST_WIDE_INT const_vector_elt_as_int (rtx, unsigned int);
extern bool macho_lo_sum_memory_operand (rtx, machine_mode);
extern int num_insns_constant (rtx, machine_mode);
extern int num_insns_constant_wide (HOST_WIDE_INT);
extern int small_data_operand (rtx, machine_mode);
extern bool mem_operand_gpr (rtx, machine_mode);
extern bool mem_operand_ds_form (rtx, machine_mode);
extern bool toc_relative_expr_p (const_rtx, bool);
extern bool invalid_e500_subreg (rtx, machine_mode);
extern void validate_condition_mode (enum rtx_code, machine_mode);
extern bool legitimate_constant_pool_address_p (const_rtx, machine_mode,
bool);
extern bool legitimate_indirect_address_p (rtx, int);
extern bool legitimate_indexed_address_p (rtx, int);
extern bool avoiding_indexed_address_p (machine_mode);
extern rtx rs6000_got_register (rtx);
extern rtx find_addr_reg (rtx);
extern rtx gen_easy_altivec_constant (rtx);
extern const char *output_vec_const_move (rtx *);
extern const char *rs6000_output_move_128bit (rtx *);
extern bool rs6000_move_128bit_ok_p (rtx []);
extern bool rs6000_split_128bit_ok_p (rtx []);
extern void rs6000_expand_float128_convert (rtx, rtx, bool);
extern void rs6000_expand_vector_init (rtx, rtx);
extern void paired_expand_vector_init (rtx, rtx);
extern void rs6000_expand_vector_set (rtx, rtx, int);
extern void rs6000_expand_vector_extract (rtx, rtx, rtx);
extern void rs6000_split_vec_extract_var (rtx, rtx, rtx, rtx, rtx);
extern rtx rs6000_adjust_vec_address (rtx, rtx, rtx, rtx, machine_mode);
extern void rs6000_split_v4si_init (rtx []);
extern bool altivec_expand_vec_perm_const (rtx op[4]);
extern void altivec_expand_vec_perm_le (rtx op[4]);
extern bool rs6000_expand_vec_perm_const (rtx op[4]);
extern void altivec_expand_lvx_be (rtx, rtx, machine_mode, unsigned);
extern void altivec_expand_stvx_be (rtx, rtx, machine_mode, unsigned);
extern void altivec_expand_stvex_be (rtx, rtx, machine_mode, unsigned);
extern void rs6000_expand_extract_even (rtx, rtx, rtx);
extern void rs6000_expand_interleave (rtx, rtx, rtx, bool);
extern void rs6000_scale_v2df (rtx, rtx, int);
extern int expand_block_clear (rtx[]);
extern int expand_block_move (rtx[]);
extern bool expand_block_compare (rtx[]);
extern bool expand_strn_compare (rtx[], int);
extern const char * rs6000_output_load_multiple (rtx[]);
extern bool rs6000_is_valid_mask (rtx, int *, int *, machine_mode);
extern bool rs6000_is_valid_and_mask (rtx, machine_mode);
extern bool rs6000_is_valid_shift_mask (rtx, rtx, machine_mode);
extern bool rs6000_is_valid_insert_mask (rtx, rtx, machine_mode);
extern const char *rs6000_insn_for_and_mask (machine_mode, rtx *, bool);
extern const char *rs6000_insn_for_shift_mask (machine_mode, rtx *, bool);
extern const char *rs6000_insn_for_insert_mask (machine_mode, rtx *, bool);
extern bool rs6000_is_valid_2insn_and (rtx, machine_mode);
extern void rs6000_emit_2insn_and (machine_mode, rtx *, bool, int);
extern int registers_ok_for_quad_peep (rtx, rtx);
extern int mems_ok_for_quad_peep (rtx, rtx);
extern bool gpr_or_gpr_p (rtx, rtx);
extern bool direct_move_p (rtx, rtx);
extern bool quad_address_p (rtx, machine_mode, bool);
extern bool quad_load_store_p (rtx, rtx);
extern bool fusion_gpr_load_p (rtx, rtx, rtx, rtx);
extern void expand_fusion_gpr_load (rtx *);
extern void emit_fusion_addis (rtx, rtx, const char *, const char *);
extern void emit_fusion_load_store (rtx, rtx, rtx, const char *);
extern const char *emit_fusion_gpr_load (rtx, rtx);
extern bool fusion_p9_p (rtx, rtx, rtx, rtx);
extern void expand_fusion_p9_load (rtx *);
extern void expand_fusion_p9_store (rtx *);
extern const char *emit_fusion_p9_load (rtx, rtx, rtx);
extern const char *emit_fusion_p9_store (rtx, rtx, rtx);
extern rtx fusion_wrap_memory_address (rtx);
extern enum reg_class (*rs6000_preferred_reload_class_ptr) (rtx,
enum reg_class);
extern enum reg_class (*rs6000_secondary_reload_class_ptr) (enum reg_class,
machine_mode,
rtx);
extern bool (*rs6000_secondary_memory_needed_ptr) (enum reg_class,
enum reg_class,
machine_mode);
extern bool (*rs6000_cannot_change_mode_class_ptr) (machine_mode,
machine_mode,
enum reg_class);
extern void rs6000_secondary_reload_inner (rtx, rtx, rtx, bool);
extern void rs6000_secondary_reload_gpr (rtx, rtx, rtx, bool);
extern int paired_emit_vector_cond_expr (rtx, rtx, rtx,
rtx, rtx, rtx);
extern void paired_expand_vector_move (rtx operands[]);
extern int ccr_bit (rtx, int);
extern void rs6000_output_function_entry (FILE *, const char *);
extern void print_operand (FILE *, rtx, int);
extern void print_operand_address (FILE *, rtx);
extern enum rtx_code rs6000_reverse_condition (machine_mode,
enum rtx_code);
extern rtx rs6000_emit_eqne (machine_mode, rtx, rtx, rtx);
extern void rs6000_emit_sISEL (machine_mode, rtx[]);
extern void rs6000_emit_sCOND (machine_mode, rtx[]);
extern void rs6000_emit_cbranch (machine_mode, rtx[]);
extern char * output_cbranch (rtx, const char *, int, rtx_insn *);
extern char * output_e500_flip_gt_bit (rtx, rtx);
extern const char * output_probe_stack_range (rtx, rtx);
extern bool rs6000_emit_set_const (rtx, rtx);
extern int rs6000_emit_cmove (rtx, rtx, rtx, rtx);
extern int rs6000_emit_vector_cond_expr (rtx, rtx, rtx, rtx, rtx, rtx);
extern void rs6000_emit_minmax (rtx, enum rtx_code, rtx, rtx);
extern void rs6000_split_signbit (rtx, rtx);
extern void rs6000_expand_atomic_compare_and_swap (rtx op[]);
extern void rs6000_expand_atomic_exchange (rtx op[]);
extern void rs6000_expand_atomic_op (enum rtx_code, rtx, rtx, rtx, rtx, rtx);
extern void rs6000_emit_swdiv (rtx, rtx, rtx, bool);
extern void rs6000_emit_swsqrt (rtx, rtx, bool);
extern void output_toc (FILE *, rtx, int, machine_mode);
extern rtx rs6000_longcall_ref (rtx);
extern void rs6000_fatal_bad_address (rtx);
extern rtx create_TOC_reference (rtx, rtx);
extern void rs6000_split_multireg_move (rtx, rtx);
extern void rs6000_emit_le_vsx_move (rtx, rtx, machine_mode);
extern bool valid_sf_si_move (rtx, rtx, machine_mode);
extern void rs6000_emit_move (rtx, rtx, machine_mode);
extern rtx rs6000_secondary_memory_needed_rtx (machine_mode);
extern machine_mode rs6000_secondary_memory_needed_mode (machine_mode);
extern rtx (*rs6000_legitimize_reload_address_ptr) (rtx, machine_mode,
int, int, int, int *);
extern bool rs6000_legitimate_offset_address_p (machine_mode, rtx,
bool, bool);
extern rtx rs6000_find_base_term (rtx);
extern rtx rs6000_return_addr (int, rtx);
extern void rs6000_output_symbol_ref (FILE*, rtx);
extern HOST_WIDE_INT rs6000_initial_elimination_offset (int, int);
extern void rs6000_emit_popcount (rtx, rtx);
extern void rs6000_emit_parity (rtx, rtx);
extern rtx rs6000_machopic_legitimize_pic_address (rtx, machine_mode,
rtx);
extern rtx rs6000_address_for_fpconvert (rtx);
extern rtx rs6000_address_for_altivec (rtx);
extern rtx rs6000_allocate_stack_temp (machine_mode, bool, bool);
extern int rs6000_loop_align (rtx);
extern void rs6000_split_logical (rtx [], enum rtx_code, bool, bool, bool);
#endif /* RTX_CODE */
#ifdef TREE_CODE
extern unsigned int rs6000_data_alignment (tree, unsigned int, enum data_align);
extern bool rs6000_special_adjust_field_align_p (tree, unsigned int);
extern unsigned int rs6000_special_round_type_align (tree, unsigned int,
unsigned int);
extern unsigned int darwin_rs6000_special_round_type_align (tree, unsigned int,
unsigned int);
extern tree altivec_resolve_overloaded_builtin (location_t, tree, void *);
extern rtx rs6000_libcall_value (machine_mode);
extern rtx rs6000_va_arg (tree, tree);
extern int function_ok_for_sibcall (tree);
extern int rs6000_reg_parm_stack_space (tree, bool);
extern void rs6000_asm_weaken_decl (FILE *, tree, const char *, const char *);
extern void rs6000_xcoff_declare_function_name (FILE *, const char *, tree);
extern void rs6000_xcoff_declare_object_name (FILE *, const char *, tree);
extern void rs6000_xcoff_asm_output_aligned_decl_common (FILE *, tree,
const char *,
unsigned HOST_WIDE_INT,
unsigned HOST_WIDE_INT);
extern void rs6000_elf_declare_function_name (FILE *, const char *, tree);
extern bool rs6000_elf_in_small_data_p (const_tree);
#ifdef ARGS_SIZE_RTX
/* expr.h defines ARGS_SIZE_RTX and `enum direction' */
extern enum direction function_arg_padding (machine_mode, const_tree);
#endif /* ARGS_SIZE_RTX */
#endif /* TREE_CODE */
extern int direct_return (void);
extern int first_reg_to_save (void);
extern int first_fp_reg_to_save (void);
extern void output_ascii (FILE *, const char *, int);
extern void rs6000_gen_section_name (char **, const char *, const char *);
extern void output_function_profiler (FILE *, int);
extern void output_profile_hook (int);
extern int rs6000_trampoline_size (void);
extern alias_set_type get_TOC_alias_set (void);
extern void rs6000_emit_prologue (void);
extern void rs6000_emit_load_toc_table (int);
extern unsigned int rs6000_dbx_register_number (unsigned int, unsigned int);
extern void rs6000_emit_epilogue (int);
extern void rs6000_expand_split_stack_prologue (void);
extern void rs6000_split_stack_space_check (rtx, rtx);
extern void rs6000_emit_eh_reg_restore (rtx, rtx);
extern const char * output_isel (rtx *);
extern void rs6000_call_aix (rtx, rtx, rtx, rtx);
extern void rs6000_sibcall_aix (rtx, rtx, rtx, rtx);
extern void rs6000_aix_asm_output_dwarf_table_ref (char *);
extern void get_ppc476_thunk_name (char name[32]);
extern bool rs6000_overloaded_builtin_p (enum rs6000_builtins);
extern const char *rs6000_overloaded_builtin_name (enum rs6000_builtins);
extern int rs6000_store_data_bypass_p (rtx_insn *, rtx_insn *);
extern HOST_WIDE_INT rs6000_builtin_mask_calculate (void);
extern void rs6000_asm_output_dwarf_pcrel (FILE *file, int size,
const char *label);
extern void rs6000_asm_output_dwarf_datarel (FILE *file, int size,
const char *label);
/* Declare functions in rs6000-c.c */
extern void rs6000_pragma_longcall (struct cpp_reader *);
extern void rs6000_cpu_cpp_builtins (struct cpp_reader *);
#ifdef TREE_CODE
extern bool rs6000_pragma_target_parse (tree, tree);
#endif
extern void rs6000_target_modify_macros (bool, HOST_WIDE_INT, HOST_WIDE_INT);
extern void (*rs6000_target_modify_macros_ptr) (bool, HOST_WIDE_INT,
HOST_WIDE_INT);
#if TARGET_MACHO
char *output_call (rtx_insn *, rtx *, int, int);
#endif
#ifdef NO_DOLLAR_IN_LABEL
const char * rs6000_xcoff_strip_dollar (const char *);
#endif
void rs6000_final_prescan_insn (rtx_insn *, rtx *operand, int num_operands);
extern bool rs6000_hard_regno_mode_ok_p[][FIRST_PSEUDO_REGISTER];
extern unsigned char rs6000_class_max_nregs[][LIM_REG_CLASSES];
extern unsigned char rs6000_hard_regno_nregs[][FIRST_PSEUDO_REGISTER];
extern bool rs6000_linux_float_exceptions_rounding_supported_p (void);
/* Pass management. */
namespace gcc { class context; }
class rtl_opt_pass;
extern rtl_opt_pass *make_pass_analyze_swaps (gcc::context *);
#endif /* rs6000-protos.h */
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