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, 2007, 2009, 2010
   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 3, 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 COPYING3.  If not see
  19 <http://www.gnu.org/licenses/>.  */
  20
  21 extern int alpha_next_sequence_number;
  22
  23 extern void literal_section (void);
  24 extern int zap_mask (HOST_WIDE_INT);
  25 extern int direct_return (void);
  26
  27 extern int alpha_sa_size (void);
  28 extern HOST_WIDE_INT alpha_initial_elimination_offset (unsigned int,
  29                                                        unsigned int);
  30 extern void alpha_expand_prologue (void);
  31 extern void alpha_expand_epilogue (void);
  32 extern void alpha_output_filename (FILE *, const char *);
  33
  34 extern bool alpha_legitimate_constant_p (enum machine_mode, rtx);
  35 extern rtx alpha_legitimize_reload_address (rtx, enum machine_mode,
  36                                             int, int, int);
  37
  38 extern rtx split_small_symbolic_operand (rtx);
  39
  40 extern void get_aligned_mem (rtx, rtx *, rtx *);
  41 extern rtx get_unaligned_address (rtx);
  42 extern rtx get_unaligned_offset (rtx, HOST_WIDE_INT);
  43 extern enum reg_class alpha_preferred_reload_class (rtx, enum reg_class);
  44
  45 extern void alpha_set_memflags (rtx, rtx);
  46 extern bool alpha_split_const_mov (enum machine_mode, rtx *);
  47 extern bool alpha_expand_mov (enum machine_mode, rtx *);
  48 extern bool alpha_expand_mov_nobwx (enum machine_mode, rtx *);
  49 extern void alpha_expand_movmisalign (enum machine_mode, rtx *);
  50 extern void alpha_emit_floatuns (rtx[]);
  51 extern rtx alpha_emit_conditional_move (rtx, enum machine_mode);
  52 extern void alpha_split_tmode_pair (rtx[], enum machine_mode, bool);
  53 extern void alpha_split_tfmode_frobsign (rtx[], rtx (*)(rtx, rtx, rtx));
  54 extern void alpha_expand_unaligned_load (rtx, rtx, HOST_WIDE_INT,
  55                                          HOST_WIDE_INT, int);
  56 extern void alpha_expand_unaligned_store (rtx, rtx, HOST_WIDE_INT,
  57                                           HOST_WIDE_INT);
  58 extern int alpha_expand_block_move (rtx []);
  59 extern int alpha_expand_block_clear (rtx []);
  60 extern rtx alpha_expand_zap_mask (HOST_WIDE_INT);
  61 extern void alpha_expand_builtin_vector_binop (rtx (*)(rtx, rtx, rtx),
  62                                                enum machine_mode,
  63                                                rtx, rtx, rtx);
  64 extern void alpha_expand_builtin_establish_vms_condition_handler (rtx, rtx);
  65 extern void alpha_expand_builtin_revert_vms_condition_handler (rtx);
  66
  67 extern rtx alpha_return_addr (int, rtx);
  68 extern rtx alpha_gp_save_rtx (void);
  69 extern void print_operand (FILE *, rtx, int);
  70 extern void print_operand_address (FILE *, rtx);
  71 extern void alpha_initialize_trampoline (rtx, rtx, rtx, int, int, int);
  72
  73 extern rtx alpha_va_arg (tree, tree);
  74 extern rtx function_value (const_tree, const_tree, enum machine_mode);
  75
  76 extern void alpha_start_function (FILE *, const char *, tree);
  77 extern void alpha_end_function (FILE *, const char *, tree);
  78
  79 extern int alpha_find_lo_sum_using_gp (rtx);
  80
  81 #ifdef REAL_VALUE_TYPE
  82 extern int check_float_value (enum machine_mode, REAL_VALUE_TYPE *, int);
  83 #endif
  84
  85 #ifdef RTX_CODE
  86 extern void alpha_emit_conditional_branch (rtx[], enum machine_mode);
  87 extern bool alpha_emit_setcc (rtx[], enum machine_mode);
  88 extern int alpha_split_conditional_move (enum rtx_code, rtx, rtx, rtx, rtx);
  89 extern void alpha_emit_xfloating_arith (enum rtx_code, rtx[]);
  90 extern void alpha_emit_xfloating_cvt (enum rtx_code, rtx[]);
  91 extern void alpha_split_atomic_op (enum rtx_code, rtx, rtx, rtx, rtx, rtx,
  92                                    enum memmodel);
  93 extern void alpha_split_compare_and_swap (rtx op[]);
  94 extern void alpha_expand_compare_and_swap_12 (rtx op[]);
  95 extern void alpha_split_compare_and_swap_12 (rtx op[]);
  96 extern void alpha_split_atomic_exchange (rtx op[]);
  97 extern void alpha_expand_atomic_exchange_12 (rtx op[]);
  98 extern void alpha_split_atomic_exchange_12 (rtx op[]);
  99 #endif
 100
 101 extern rtx alpha_use_linkage (rtx, bool, bool);
 102
 103 #if TARGET_ABI_OPEN_VMS
 104 extern enum avms_arg_type alpha_arg_type (enum machine_mode);
 105 extern rtx alpha_arg_info_reg_val (CUMULATIVE_ARGS);
 106 extern void avms_asm_output_external (FILE *, tree, const char *);
 107 extern void vms_output_aligned_decl_common (FILE *, tree, const char *,
 108                                             unsigned HOST_WIDE_INT,
 109                                             unsigned int);
 110 extern HOST_WIDE_INT alpha_vms_initial_elimination_offset (unsigned int,
 111                                                            unsigned int);
 112 #endif
 113
 114 extern rtx unicosmk_add_call_info_word (rtx);
 115
 116 extern int some_small_symbolic_operand_int (rtx *, void *);
 117 extern int tls_symbolic_operand_1 (rtx, int, int);
 118 extern rtx resolve_reload_operand (rtx);