Initial check-in of gcc 4.7.2.

Change-Id: I4a2f5a921c21741a0e18bda986d77e5f1bef0365

1 files changed, 250 insertions, 0 deletions

diff --git a/gcc-4.7/gcc/config/arm/arm-protos.h b/gcc-4.7/gcc/config/arm/arm-protos.h
new file mode 100644
index 000000000..1767128c8
--- /dev/null
+++ b/gcc-4.7/gcc/config/arm/arm-protos.h
@@ -0,0 +1,250 @@
+/* Prototypes for exported functions defined in arm.c and pe.c
+   Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
+   2009, 2010, 2012  Free Software Foundation, Inc.
+   Contributed by Richard Earnshaw (rearnsha@arm.com)
+   Minor hacks by Nick Clifton (nickc@cygnus.com)
+
+   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_ARM_PROTOS_H
+#define GCC_ARM_PROTOS_H
+
+extern enum unwind_info_type arm_except_unwind_info (struct gcc_options *);
+extern int use_return_insn (int, rtx);
+extern enum reg_class arm_regno_class (int);
+extern void arm_load_pic_register (unsigned long);
+extern int arm_volatile_func (void);
+extern const char *arm_output_epilogue (rtx);
+extern void arm_expand_prologue (void);
+extern const char *arm_strip_name_encoding (const char *);
+extern void arm_asm_output_labelref (FILE *, const char *);
+extern void thumb2_asm_output_opcode (FILE *);
+extern unsigned long arm_current_func_type (void);
+extern HOST_WIDE_INT arm_compute_initial_elimination_offset (unsigned int,
+							     unsigned int);
+extern HOST_WIDE_INT thumb_compute_initial_elimination_offset (unsigned int,
+							       unsigned int);
+extern unsigned int arm_dbx_register_number (unsigned int);
+extern void arm_output_fn_unwind (FILE *, bool);
+  
+
+#ifdef RTX_CODE
+extern bool arm_vector_mode_supported_p (enum machine_mode);
+extern bool arm_small_register_classes_for_mode_p (enum machine_mode);
+extern int arm_hard_regno_mode_ok (unsigned int, enum machine_mode);
+extern bool arm_modes_tieable_p (enum machine_mode, enum machine_mode);
+extern int const_ok_for_arm (HOST_WIDE_INT);
+extern int const_ok_for_op (HOST_WIDE_INT, enum rtx_code);
+extern int arm_split_constant (RTX_CODE, enum machine_mode, rtx,
+			       HOST_WIDE_INT, rtx, rtx, int);
+extern RTX_CODE arm_canonicalize_comparison (RTX_CODE, rtx *, rtx *);
+extern int legitimate_pic_operand_p (rtx);
+extern rtx legitimize_pic_address (rtx, enum machine_mode, rtx);
+extern rtx legitimize_tls_address (rtx, rtx);
+extern int arm_legitimate_address_outer_p (enum machine_mode, rtx, RTX_CODE, int);
+extern int thumb_legitimate_offset_p (enum machine_mode, HOST_WIDE_INT);
+extern bool arm_legitimize_reload_address (rtx *, enum machine_mode, int, int,
+					   int);
+extern rtx thumb_legitimize_reload_address (rtx *, enum machine_mode, int, int,
+					    int);
+extern int thumb1_legitimate_address_p (enum machine_mode, rtx, int);
+extern int arm_const_double_rtx (rtx);
+extern int neg_const_double_rtx_ok_for_fpa (rtx);
+extern int vfp3_const_double_rtx (rtx);
+extern int neon_immediate_valid_for_move (rtx, enum machine_mode, rtx *, int *);
+extern int neon_immediate_valid_for_logic (rtx, enum machine_mode, int, rtx *,
+					   int *);
+extern int neon_immediate_valid_for_shift (rtx, enum machine_mode, rtx *,
+					   int *, bool);
+extern char *neon_output_logic_immediate (const char *, rtx *,
+					  enum machine_mode, int, int);
+extern char *neon_output_shift_immediate (const char *, char, rtx *,
+					  enum machine_mode, int, bool);
+extern void neon_pairwise_reduce (rtx, rtx, enum machine_mode,
+				  rtx (*) (rtx, rtx, rtx));
+extern rtx neon_make_constant (rtx);
+extern void neon_expand_vector_init (rtx, rtx);
+extern void neon_lane_bounds (rtx, HOST_WIDE_INT, HOST_WIDE_INT);
+extern void neon_const_bounds (rtx, HOST_WIDE_INT, HOST_WIDE_INT);
+extern HOST_WIDE_INT neon_element_bits (enum machine_mode);
+extern void neon_reinterpret (rtx, rtx);
+extern void neon_emit_pair_result_insn (enum machine_mode,
+					rtx (*) (rtx, rtx, rtx, rtx),
+					rtx, rtx, rtx);
+extern void neon_disambiguate_copy (rtx *, rtx *, rtx *, unsigned int);
+extern void neon_split_vcombine (rtx op[3]);
+extern enum reg_class coproc_secondary_reload_class (enum machine_mode, rtx,
+						     bool);
+extern bool arm_tls_referenced_p (rtx);
+
+extern int cirrus_memory_offset (rtx);
+extern int arm_coproc_mem_operand (rtx, bool);
+extern int neon_vector_mem_operand (rtx, int);
+extern int neon_struct_mem_operand (rtx);
+extern int arm_no_early_store_addr_dep (rtx, rtx);
+extern int arm_early_store_addr_dep (rtx, rtx);
+extern int arm_early_load_addr_dep (rtx, rtx);
+extern int arm_no_early_alu_shift_dep (rtx, rtx);
+extern int arm_no_early_alu_shift_value_dep (rtx, rtx);
+extern int arm_no_early_mul_dep (rtx, rtx);
+extern int arm_mac_accumulator_is_mul_result (rtx, rtx);
+
+extern int tls_mentioned_p (rtx);
+extern int symbol_mentioned_p (rtx);
+extern int label_mentioned_p (rtx);
+extern RTX_CODE minmax_code (rtx);
+extern int adjacent_mem_locations (rtx, rtx);
+extern bool gen_ldm_seq (rtx *, int, bool);
+extern bool gen_stm_seq (rtx *, int);
+extern bool gen_const_stm_seq (rtx *, int);
+extern rtx arm_gen_load_multiple (int *, int, rtx, int, rtx, HOST_WIDE_INT *);
+extern rtx arm_gen_store_multiple (int *, int, rtx, int, rtx, HOST_WIDE_INT *);
+extern int arm_gen_movmemqi (rtx *);
+extern enum machine_mode arm_select_cc_mode (RTX_CODE, rtx, rtx);
+extern enum machine_mode arm_select_dominance_cc_mode (rtx, rtx,
+						       HOST_WIDE_INT);
+extern rtx arm_gen_compare_reg (RTX_CODE, rtx, rtx, rtx);
+extern rtx arm_gen_return_addr_mask (void);
+extern void arm_reload_in_hi (rtx *);
+extern void arm_reload_out_hi (rtx *);
+extern int arm_const_double_inline_cost (rtx);
+extern bool arm_const_double_by_parts (rtx);
+extern bool arm_const_double_by_immediates (rtx);
+extern const char *fp_immediate_constant (rtx);
+extern void arm_emit_call_insn (rtx, rtx);
+extern const char *output_call (rtx *);
+extern const char *output_call_mem (rtx *);
+void arm_emit_movpair (rtx, rtx);
+extern const char *output_mov_long_double_fpa_from_arm (rtx *);
+extern const char *output_mov_long_double_arm_from_fpa (rtx *);
+extern const char *output_mov_long_double_arm_from_arm (rtx *);
+extern const char *output_mov_double_fpa_from_arm (rtx *);
+extern const char *output_mov_double_arm_from_fpa (rtx *);
+extern const char *output_move_double (rtx *, bool, int *count);
+extern const char *output_move_quad (rtx *);
+extern int arm_count_output_move_double_insns (rtx *);
+extern const char *output_move_vfp (rtx *operands);
+extern const char *output_move_neon (rtx *operands);
+extern int arm_attr_length_move_neon (rtx);
+extern int arm_address_offset_is_imm (rtx);
+extern const char *output_add_immediate (rtx *);
+extern const char *arithmetic_instr (rtx, int);
+extern void output_ascii_pseudo_op (FILE *, const unsigned char *, int);
+extern const char *output_return_instruction (rtx, int, int);
+extern void arm_poke_function_name (FILE *, const char *);
+extern void arm_final_prescan_insn (rtx);
+extern int arm_debugger_arg_offset (int, rtx);
+extern bool arm_is_long_call_p (tree);
+extern int    arm_emit_vector_const (FILE *, rtx);
+extern void arm_emit_fp16_const (rtx c);
+extern const char * arm_output_load_gr (rtx *);
+extern const char *vfp_output_fstmd (rtx *);
+extern void arm_set_return_address (rtx, rtx);
+extern int arm_eliminable_register (rtx);
+extern const char *arm_output_shift(rtx *, int);
+extern unsigned int arm_sync_loop_insns (rtx , rtx *);
+extern int arm_attr_length_push_multi(rtx, rtx);
+extern void arm_expand_compare_and_swap (rtx op[]);
+extern void arm_split_compare_and_swap (rtx op[]);
+extern void arm_split_atomic_op (enum rtx_code, rtx, rtx, rtx, rtx, rtx, rtx);
+
+#if defined TREE_CODE
+extern void arm_init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree);
+extern bool arm_pad_arg_upward (enum machine_mode, const_tree);
+extern bool arm_pad_reg_upward (enum machine_mode, tree, int);
+#endif
+extern int arm_apply_result_size (void);
+
+#endif /* RTX_CODE */
+
+extern int arm_float_words_big_endian (void);
+
+/* Thumb functions.  */
+extern void arm_init_expanders (void);
+extern const char *thumb_unexpanded_epilogue (void);
+extern void thumb1_expand_prologue (void);
+extern void thumb1_expand_epilogue (void);
+extern const char *thumb1_output_interwork (void);
+#ifdef TREE_CODE
+extern int is_called_in_ARM_mode (tree);
+#endif
+extern int thumb_shiftable_const (unsigned HOST_WIDE_INT);
+#ifdef RTX_CODE
+extern enum arm_cond_code maybe_get_arm_condition_code (rtx);
+extern void thumb1_final_prescan_insn (rtx);
+extern void thumb2_final_prescan_insn (rtx);
+extern const char *thumb_load_double_from_address (rtx *);
+extern const char *thumb_output_move_mem_multiple (int, rtx *);
+extern const char *thumb_call_via_reg (rtx);
+extern void thumb_expand_movmemqi (rtx *);
+extern rtx arm_return_addr (int, rtx);
+extern void thumb_reload_out_hi (rtx *);
+extern void thumb_reload_in_hi (rtx *);
+extern void thumb_set_return_address (rtx, rtx);
+extern const char *thumb1_output_casesi (rtx *);
+extern const char *thumb2_output_casesi (rtx *);
+#endif
+
+/* Defined in pe.c.  */
+extern int arm_dllexport_name_p (const char *);
+extern int arm_dllimport_name_p (const char *);
+
+#ifdef TREE_CODE
+extern void arm_pe_unique_section (tree, int);
+extern void arm_pe_encode_section_info (tree, rtx, int);
+extern int arm_dllexport_p (tree);
+extern int arm_dllimport_p (tree);
+extern void arm_mark_dllexport (tree);
+extern void arm_mark_dllimport (tree);
+#endif
+
+extern void arm_pr_long_calls (struct cpp_reader *);
+extern void arm_pr_no_long_calls (struct cpp_reader *);
+extern void arm_pr_long_calls_off (struct cpp_reader *);
+
+extern void arm_lang_object_attributes_init(void);
+
+extern const char *arm_mangle_type (const_tree);
+
+extern void arm_order_regs_for_local_alloc (void);
+
+#ifdef RTX_CODE
+/* This needs to be here because we need RTX_CODE and similar.  */
+
+struct tune_params
+{
+  bool (*rtx_costs) (rtx, RTX_CODE, RTX_CODE, int *, bool);
+  bool (*sched_adjust_cost) (rtx, rtx, rtx, int *);
+  int constant_limit;
+  /* Maximum number of instructions to conditionalise in
+     arm_final_prescan_insn.  */
+  int max_insns_skipped;
+  int num_prefetch_slots;
+  int l1_cache_size;
+  int l1_cache_line_size;
+  bool prefer_constant_pool;
+  int (*branch_cost) (bool, bool);
+};
+
+extern const struct tune_params *current_tune;
+extern int vfp3_const_double_for_fract_bits (rtx);
+#endif /* RTX_CODE */
+
+extern void arm_expand_vec_perm (rtx target, rtx op0, rtx op1, rtx sel);
+extern bool arm_expand_vec_perm_const (rtx target, rtx op0, rtx op1, rtx sel);
+
+#endif /* ! GCC_ARM_PROTOS_H */