gnu/dist/gcc4/gcc/config/alpha/alpha-protos.h

   1 /* Prototypes for alpha.c functions used in the md file & elsewhere.
   2    Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005
   3    Free Software Foundation, Inc.
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2, or (at your option)
  10 any later version.
  11
  12 GCC is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GCC; see the file COPYING.  If not, write to
  19 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
  20 Boston, MA 02110-1301, USA.  */
  21
  22 extern int alpha_next_sequence_number;
  23
  24 extern void literal_section (void);
  25 extern void override_options (void);
  26 extern int zap_mask (HOST_WIDE_INT);
  27 extern int direct_return (void);
  28
  29 extern int alpha_sa_size (void);
  30 extern HOST_WIDE_INT alpha_initial_elimination_offset (unsigned int,
  31                                                        unsigned int);
  32 extern int alpha_pv_save_size (void);
  33 extern int alpha_using_fp (void);
  34 extern void alpha_expand_prologue (void);
  35 extern void alpha_expand_epilogue (void);
  36 extern void alpha_output_filename (FILE *, const char *);
  37
  38 extern bool alpha_const_ok_for_letter_p (HOST_WIDE_INT, int);
  39 extern bool alpha_const_double_ok_for_letter_p (rtx, int);
  40 extern bool alpha_extra_constraint (rtx, int);
  41
  42 extern rtx alpha_tablejump_addr_vec (rtx);
  43 extern rtx alpha_tablejump_best_label (rtx);
  44
  45 extern bool alpha_legitimate_constant_p (rtx);
  46 extern bool alpha_legitimate_address_p (enum machine_mode, rtx, int);
  47 extern rtx alpha_legitimize_address (rtx, rtx, enum machine_mode);
  48 extern rtx alpha_legitimize_reload_address (rtx, enum machine_mode,
  49                                             int, int, int);
  50
  51 extern rtx split_small_symbolic_operand (rtx);
  52
  53 extern void get_aligned_mem (rtx, rtx *, rtx *);
  54 extern rtx get_unaligned_address (rtx);
  55 extern rtx get_unaligned_offset (rtx, HOST_WIDE_INT);
  56 extern enum reg_class alpha_preferred_reload_class (rtx, enum reg_class);
  57 extern enum reg_class secondary_reload_class (enum reg_class,
  58                                               enum machine_mode, rtx, int);
  59
  60 extern void alpha_set_memflags (rtx, rtx);
  61 extern bool alpha_split_const_mov (enum machine_mode, rtx *);
  62 extern bool alpha_expand_mov (enum machine_mode, rtx *);
  63 extern bool alpha_expand_mov_nobwx (enum machine_mode, rtx *);
  64 extern void alpha_expand_movmisalign (enum machine_mode, rtx *);
  65 extern void alpha_emit_floatuns (rtx[]);
  66 extern rtx alpha_emit_conditional_move (rtx, enum machine_mode);
  67 extern void alpha_split_tfmode_pair (rtx[]);
  68 extern void alpha_split_tfmode_frobsign (rtx[], rtx (*)(rtx, rtx, rtx));
  69 extern void alpha_expand_unaligned_load (rtx, rtx, HOST_WIDE_INT,
  70                                          HOST_WIDE_INT, int);
  71 extern void alpha_expand_unaligned_store (rtx, rtx, HOST_WIDE_INT,
  72                                           HOST_WIDE_INT);
  73 extern int alpha_expand_block_move (rtx []);
  74 extern int alpha_expand_block_clear (rtx []);
  75 extern rtx alpha_expand_zap_mask (HOST_WIDE_INT);
  76 extern void alpha_expand_builtin_vector_binop (rtx (*)(rtx, rtx, rtx),
  77                                                enum machine_mode,
  78                                                rtx, rtx, rtx);
  79 extern rtx alpha_return_addr (int, rtx);
  80 extern rtx alpha_gp_save_rtx (void);
  81 extern void print_operand (FILE *, rtx, int);
  82 extern void print_operand_address (FILE *, rtx);
  83 extern void alpha_initialize_trampoline (rtx, rtx, rtx, int, int, int);
  84
  85 extern void alpha_va_start (tree, rtx);
  86 extern rtx alpha_va_arg (tree, tree);
  87 extern rtx function_arg (CUMULATIVE_ARGS, enum machine_mode, tree, int);
  88 extern rtx function_value (tree, tree, enum machine_mode);
  89
  90 extern void alpha_start_function (FILE *, const char *, tree);
  91 extern void alpha_end_function (FILE *, const char *, tree);
  92
  93 extern int alpha_find_lo_sum_using_gp (rtx);
  94
  95 #ifdef REAL_VALUE_TYPE
  96 extern int check_float_value (enum machine_mode, REAL_VALUE_TYPE *, int);
  97 #endif
  98
  99 #ifdef RTX_CODE
 100 extern rtx alpha_emit_conditional_branch (enum rtx_code);
 101 extern rtx alpha_emit_setcc (enum rtx_code);
 102 extern int alpha_split_conditional_move (enum rtx_code, rtx, rtx, rtx, rtx);
 103 extern void alpha_emit_xfloating_arith (enum rtx_code, rtx[]);
 104 extern void alpha_emit_xfloating_cvt (enum rtx_code, rtx[]);
 105 extern void alpha_split_atomic_op (enum rtx_code, rtx, rtx, rtx, rtx, rtx);
 106 extern void alpha_split_compare_and_swap (rtx, rtx, rtx, rtx, rtx);
 107 extern void alpha_expand_compare_and_swap_12 (rtx, rtx, rtx, rtx);
 108 extern void alpha_split_compare_and_swap_12 (enum machine_mode, rtx, rtx,
 109                                              rtx, rtx, rtx, rtx, rtx);
 110 extern void alpha_split_lock_test_and_set (rtx, rtx, rtx, rtx);
 111 extern void alpha_expand_lock_test_and_set_12 (rtx, rtx, rtx);
 112 extern void alpha_split_lock_test_and_set_12 (enum machine_mode, rtx, rtx,
 113                                               rtx, rtx, rtx);
 114 #endif
 115
 116 extern rtx alpha_need_linkage (const char *, int);
 117 extern rtx alpha_use_linkage (rtx, tree, int, int);
 118
 119 #if TARGET_ABI_OPEN_VMS
 120 extern enum avms_arg_type alpha_arg_type (enum machine_mode);
 121 extern rtx alpha_arg_info_reg_val (CUMULATIVE_ARGS);
 122 #endif
 123
 124 extern rtx unicosmk_add_call_info_word (rtx);
 125
 126 #if TARGET_ABI_UNICOSMK
 127 extern void unicosmk_defer_case_vector (rtx, rtx);
 128 extern void unicosmk_add_extern (const char *);
 129 extern void unicosmk_output_align (FILE *, int);
 130 extern char * unicosmk_text_section (void);
 131 extern char * unicosmk_data_section (void);
 132 extern void unicosmk_output_common (FILE *, const char *, int, int);
 133 extern int unicosmk_initial_elimination_offset (int, int);
 134 #endif
 135
 136 extern int some_small_symbolic_operand_int (rtx *, void *);
 137 extern int tls_symbolic_operand_1 (rtx, int, int);
 138 extern rtx resolve_reload_operand (rtx);