/* Definitions of target machine for GNU compiler, for IBM RS/6000.
- Copyright (C) 2000, 2001, 2002, 2003, 2004
+ Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
+ 2010, 2011
Free Software Foundation, Inc.
Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
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 2, or (at your
+ 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
License for more details.
You should have received a copy of the GNU General Public License
- along with GCC; see the file COPYING. If not, write to the
- Free Software Foundation, 59 Temple Place - Suite 330, Boston,
- MA 02111-1307, USA. */
+ 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
#ifdef RTX_CODE
#ifdef TREE_CODE
-extern void init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, int, int, int);
-extern void rs6000_va_start (tree, rtx);
+extern void init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, int, int, int,
+ tree, enum machine_mode);
#endif /* TREE_CODE */
-extern struct rtx_def *rs6000_got_register (rtx);
-extern struct rtx_def *find_addr_reg (rtx);
-extern int any_operand (rtx, enum machine_mode);
-extern int short_cint_operand (rtx, enum machine_mode);
-extern int u_short_cint_operand (rtx, enum machine_mode);
-extern int non_short_cint_operand (rtx, enum machine_mode);
-extern int exact_log2_cint_operand (rtx, enum machine_mode);
-extern int gpc_reg_operand (rtx, enum machine_mode);
-extern int cc_reg_operand (rtx, enum machine_mode);
-extern int cc_reg_not_cr0_operand (rtx, enum machine_mode);
-extern int reg_or_short_operand (rtx, enum machine_mode);
-extern int reg_or_neg_short_operand (rtx, enum machine_mode);
-extern int reg_or_aligned_short_operand (rtx, enum machine_mode);
-extern int reg_or_u_short_operand (rtx, enum machine_mode);
-extern int reg_or_cint_operand (rtx, enum machine_mode);
-extern int reg_or_arith_cint_operand (rtx, enum machine_mode);
-extern int reg_or_add_cint64_operand (rtx, enum machine_mode);
-extern int reg_or_sub_cint64_operand (rtx, enum machine_mode);
-extern int reg_or_logical_cint_operand (rtx, enum machine_mode);
-extern int got_operand (rtx, enum machine_mode);
-extern int word_offset_memref_operand (rtx, enum machine_mode);
-extern int got_no_const_operand (rtx, enum machine_mode);
+extern bool easy_altivec_constant (rtx, enum machine_mode);
+extern HOST_WIDE_INT const_vector_elt_as_int (rtx, unsigned int);
+extern bool macho_lo_sum_memory_operand (rtx, enum machine_mode);
extern int num_insns_constant (rtx, enum machine_mode);
-extern int easy_fp_constant (rtx, enum machine_mode);
-extern int easy_vector_constant (rtx, enum machine_mode);
+extern int num_insns_constant_wide (HOST_WIDE_INT);
+extern int small_data_operand (rtx, enum machine_mode);
+extern bool toc_relative_expr_p (rtx);
+extern bool invalid_e500_subreg (rtx, enum machine_mode);
+extern void validate_condition_mode (enum rtx_code, enum machine_mode);
+extern bool legitimate_constant_pool_address_p (const_rtx, enum 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 (enum 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 int zero_fp_constant (rtx, enum machine_mode);
-extern int zero_constant (rtx, enum machine_mode);
-extern int volatile_mem_operand (rtx, enum machine_mode);
-extern int offsettable_mem_operand (rtx, enum machine_mode);
-extern int mem_or_easy_const_operand (rtx, enum machine_mode);
-extern int add_operand (rtx, enum machine_mode);
-extern int non_add_cint_operand (rtx, enum machine_mode);
-extern int non_logical_cint_operand (rtx, enum machine_mode);
-extern int logical_operand (rtx, enum machine_mode);
-extern int mask_operand (rtx, enum machine_mode);
-extern int mask_operand_wrap (rtx, enum machine_mode);
-extern int mask64_operand (rtx, enum machine_mode);
-extern int mask64_2_operand (rtx, enum machine_mode);
+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, int);
extern void build_mask64_2_operands (rtx, rtx *);
-extern int and64_operand (rtx, enum machine_mode);
-extern int and64_2_operand (rtx, enum machine_mode);
-extern int and_operand (rtx, enum machine_mode);
-extern int count_register_operand (rtx, enum machine_mode);
-extern int xer_operand (rtx, enum machine_mode);
-extern int reg_or_mem_operand (rtx, enum machine_mode);
-extern int lwa_operand (rtx, enum machine_mode);
-extern int call_operand (rtx, enum machine_mode);
-extern int current_file_function_operand (rtx, enum machine_mode);
-extern int input_operand (rtx, enum machine_mode);
-extern int small_data_operand (rtx, enum machine_mode);
-extern int s8bit_cint_operand (rtx, enum machine_mode);
-extern bool legitimate_constant_pool_address_p (rtx);
+extern int expand_block_clear (rtx[]);
extern int expand_block_move (rtx[]);
-extern int load_multiple_operation (rtx, enum machine_mode);
extern const char * rs6000_output_load_multiple (rtx[]);
-extern int store_multiple_operation (rtx, enum machine_mode);
-extern int branch_comparison_operator (rtx, enum machine_mode);
-extern int branch_positive_comparison_operator (rtx, enum machine_mode);
-extern int scc_comparison_operator (rtx, enum machine_mode);
-extern int trap_comparison_operator (rtx, enum machine_mode);
-extern int boolean_operator (rtx, enum machine_mode);
-extern int boolean_or_operator (rtx, enum machine_mode);
-extern int min_max_operator (rtx, enum machine_mode);
extern int includes_lshift_p (rtx, rtx);
extern int includes_rshift_p (rtx, rtx);
extern int includes_rldic_lshift_p (rtx, rtx);
extern int includes_rldicr_lshift_p (rtx, rtx);
+extern int insvdi_rshift_rlwimi_p (rtx, rtx, rtx);
extern int registers_ok_for_quad_peep (rtx, rtx);
-extern int addrs_ok_for_quad_peep (rtx, rtx);
+extern int mems_ok_for_quad_peep (rtx, rtx);
extern bool gpr_or_gpr_p (rtx, rtx);
-extern enum reg_class secondary_reload_class (enum reg_class,
- enum machine_mode, 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,
+ enum machine_mode,
+ rtx);
+extern bool (*rs6000_secondary_memory_needed_ptr) (enum reg_class,
+ enum reg_class,
+ enum machine_mode);
+extern bool (*rs6000_cannot_change_mode_class_ptr) (enum machine_mode,
+ enum machine_mode,
+ enum reg_class);
+extern void rs6000_secondary_reload_inner (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 int extract_MB (rtx);
extern int extract_ME (rtx);
+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 (enum machine_mode,
enum rtx_code);
-extern void rs6000_emit_sCOND (enum rtx_code, rtx);
-extern void rs6000_emit_cbranch (enum rtx_code, rtx);
+extern void rs6000_emit_sISEL (enum machine_mode, rtx[]);
+extern void rs6000_emit_sCOND (enum machine_mode, rtx[]);
+extern void rs6000_emit_cbranch (enum machine_mode, rtx[]);
extern char * output_cbranch (rtx, const char *, int, rtx);
+extern char * output_e500_flip_gt_bit (rtx, rtx);
+extern const char * output_probe_stack_range (rtx, rtx);
extern rtx rs6000_emit_set_const (rtx, enum machine_mode, rtx, int);
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_emit_sync (enum rtx_code, enum machine_mode,
+ rtx, rtx, rtx, rtx, bool);
+extern void rs6000_split_atomic_op (enum rtx_code, rtx, rtx, rtx, rtx, rtx);
+extern void rs6000_split_compare_and_swap (rtx, rtx, rtx, rtx, rtx);
+extern void rs6000_expand_compare_and_swapqhi (rtx, rtx, rtx, rtx);
+extern void rs6000_split_compare_and_swapqhi (rtx, rtx, rtx, rtx, rtx, rtx);
+extern void rs6000_split_lock_test_and_set (rtx, rtx, rtx, rtx);
+extern void rs6000_emit_swdiv (rtx, rtx, rtx, bool);
+extern void rs6000_emit_swrsqrt (rtx, rtx);
extern void output_toc (FILE *, rtx, int, enum machine_mode);
-extern void rs6000_initialize_trampoline (rtx, rtx, rtx);
-extern struct rtx_def *rs6000_longcall_ref (rtx);
+extern rtx rs6000_longcall_ref (rtx);
extern void rs6000_fatal_bad_address (rtx);
-extern int stmw_operation (rtx, enum machine_mode);
-extern int mfcr_operation (rtx, enum machine_mode);
-extern int mtcrf_operation (rtx, enum machine_mode);
-extern int lmw_operation (rtx, enum machine_mode);
-extern struct rtx_def *create_TOC_reference (rtx);
+extern rtx create_TOC_reference (rtx, rtx);
extern void rs6000_split_multireg_move (rtx, rtx);
extern void rs6000_emit_move (rtx, rtx, enum machine_mode);
-extern rtx rs6000_legitimize_address (rtx, rtx, enum machine_mode);
-extern rtx rs6000_legitimize_reload_address (rtx, enum machine_mode,
- int, int, int, int *);
-extern int rs6000_legitimate_address (enum machine_mode, rtx, int);
-extern bool rs6000_mode_dependent_address (rtx);
+extern rtx rs6000_secondary_memory_needed_rtx (enum machine_mode);
+extern rtx (*rs6000_legitimize_reload_address_ptr) (rtx, enum machine_mode,
+ int, int, int, int *);
+extern bool rs6000_legitimate_offset_address_p (enum machine_mode, rtx, int);
+extern rtx rs6000_find_base_term (rtx);
+extern bool rs6000_offsettable_memref_p (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 rtx rs6000_machopic_legitimize_pic_address (rtx orig,
- enum machine_mode mode, rtx reg);
-
+extern void rs6000_emit_popcount (rtx, rtx);
+extern void rs6000_emit_parity (rtx, rtx);
+
+extern rtx rs6000_machopic_legitimize_pic_address (rtx, enum machine_mode,
+ rtx);
+extern rtx rs6000_address_for_fpconvert (rtx);
+extern rtx rs6000_address_for_altivec (rtx);
+extern rtx rs6000_allocate_stack_temp (enum machine_mode, bool, bool);
+extern int rs6000_loop_align (rtx);
#endif /* RTX_CODE */
#ifdef TREE_CODE
-extern unsigned int rs6000_special_round_type_align (tree, int, int);
-extern void function_arg_advance (CUMULATIVE_ARGS *, enum machine_mode,
- tree, int);
-extern int function_arg_boundary (enum machine_mode, tree);
-extern struct rtx_def *function_arg (CUMULATIVE_ARGS *,
- enum machine_mode, tree, int);
-extern int function_arg_partial_nregs (CUMULATIVE_ARGS *,
- enum machine_mode, tree, int);
-extern int function_arg_pass_by_reference (CUMULATIVE_ARGS *,
- enum machine_mode,
- tree, int);
-extern rtx rs6000_function_value (tree, tree);
+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 (enum machine_mode);
-extern struct rtx_def *rs6000_va_arg (tree, tree);
+extern rtx rs6000_va_arg (tree, tree);
extern int function_ok_for_sibcall (tree);
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 (enum machine_mode, tree);
+extern enum direction function_arg_padding (enum machine_mode, const_tree);
#endif /* ARGS_SIZE_RTX */
#endif /* TREE_CODE */
-extern void optimization_options (int, int);
-extern void rs6000_override_options (const char *);
extern int direct_return (void);
extern int first_reg_to_save (void);
extern int first_fp_reg_to_save (void);
extern void output_function_profiler (FILE *, int);
extern void output_profile_hook (int);
extern int rs6000_trampoline_size (void);
-extern void toc_section (void);
-extern void sdata_section (void);
-extern void sdata2_section (void);
-extern void sbss_section (void);
-extern void private_data_section (void);
-extern void read_only_data_section (void);
-extern void read_only_private_data_section (void);
-extern int get_TOC_alias_set (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 void rs6000_aix_emit_builtin_unwind_init (void);
extern unsigned int rs6000_dbx_register_number (unsigned int);
extern void rs6000_emit_epilogue (int);
extern void rs6000_emit_eh_reg_restore (rtx, rtx);
extern const char * output_isel (rtx *);
-extern int vrsave_operation (rtx, enum machine_mode);
-extern int rs6000_register_move_cost (enum machine_mode,
- enum reg_class, enum reg_class);
-extern int rs6000_memory_move_cost (enum machine_mode, enum reg_class, int);
extern bool rs6000_tls_referenced_p (rtx);
-extern int rs6000_tls_symbol_ref (rtx, enum machine_mode);
+
+extern void rs6000_aix_asm_output_dwarf_table_ref (char *);
/* 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
#if TARGET_MACHO
char *output_call (rtx, rtx *, int, int);
#endif
+#ifdef NO_DOLLAR_IN_LABEL
+const char * rs6000_xcoff_strip_dollar (const char *);
+#endif
+
+void rs6000_final_prescan_insn (rtx, 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];
#endif /* rs6000-protos.h */