Initial check-in of gcc 4.7.2.

Change-Id: I4a2f5a921c21741a0e18bda986d77e5f1bef0365

1 files changed, 203 insertions, 0 deletions

diff --git a/gcc-4.7/gcc/config/rs6000/rs6000-protos.h b/gcc-4.7/gcc/config/rs6000/rs6000-protos.h
new file mode 100644
index 000000000..23327f853
--- /dev/null
+++ b/gcc-4.7/gcc/config/rs6000/rs6000-protos.h
@@ -0,0 +1,203 @@
+/* Definitions of target machine for GNU compiler, for IBM RS/6000.
+   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)
+
+   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, enum machine_mode);
+#endif /* TREE_CODE */
+
+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 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 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 bool altivec_expand_vec_perm_const (rtx op[4]);
+extern bool rs6000_expand_vec_perm_const (rtx op[4]);
+extern void rs6000_expand_extract_even (rtx, rtx, rtx);
+extern void rs6000_expand_interleave (rtx, rtx, rtx, bool);
+extern void build_mask64_2_operands (rtx, rtx *);
+extern int expand_block_clear (rtx[]);
+extern int expand_block_move (rtx[]);
+extern const char * rs6000_output_load_multiple (rtx[]);
+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 mems_ok_for_quad_peep (rtx, rtx);
+extern bool gpr_or_gpr_p (rtx, 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 void rs6000_secondary_reload_ppc64 (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_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_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_swrsqrt (rtx, rtx);
+extern void output_toc (FILE *, rtx, int, enum 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_move (rtx, rtx, enum machine_mode);
+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 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, 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 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, 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);
+extern void rs6000_emit_epilogue (int);
+extern void rs6000_emit_eh_reg_restore (rtx, rtx);
+extern const char * output_isel (rtx *);
+extern void rs6000_call_indirect_aix (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 unsigned rs6000_builtin_mask_calculate (void);
+
+/* 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, int, unsigned);
+extern void (*rs6000_target_modify_macros_ptr) (bool, int, unsigned);
+
+#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 */