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1 /* Prototypes of target machine for SPARC.
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2 Copyright (C) 1999, 2000, 2003, 2004, 2005, 2007, 2008
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3 Free Software Foundation, Inc.
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4 Contributed by Michael Tiemann (tiemann@cygnus.com).
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5 64-bit SPARC-V9 support by Michael Tiemann, Jim Wilson, and Doug Evans,
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6 at Cygnus Support.
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7
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8 This file is part of GCC.
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9
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10 GCC is free software; you can redistribute it and/or modify
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11 it under the terms of the GNU General Public License as published by
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12 the Free Software Foundation; either version 3, or (at your option)
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13 any later version.
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14
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15 GCC is distributed in the hope that it will be useful,
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16 but WITHOUT ANY WARRANTY; without even the implied warranty of
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17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 GNU General Public License for more details.
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19
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20 You should have received a copy of the GNU General Public License
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21 along with GCC; see the file COPYING3. If not see
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22 <http://www.gnu.org/licenses/>. */
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23
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24 #ifndef __SPARC_PROTOS_H__
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25 #define __SPARC_PROTOS_H__
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26
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27 #ifdef TREE_CODE
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28 extern struct rtx_def *function_value (const_tree, enum machine_mode, int);
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29 extern void function_arg_advance (CUMULATIVE_ARGS *,
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30 enum machine_mode, tree, int);
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31 extern struct rtx_def *function_arg (const CUMULATIVE_ARGS *,
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32 enum machine_mode, tree, int, int);
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33 #ifdef RTX_CODE
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34 extern void init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree);
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35 #endif
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36 extern unsigned long sparc_type_code (tree);
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37 #ifdef ARGS_SIZE_RTX
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38 /* expr.h defines ARGS_SIZE_RTX and `enum direction' */
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39 extern enum direction function_arg_padding (enum machine_mode, const_tree);
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40 #endif /* ARGS_SIZE_RTX */
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41 #endif /* TREE_CODE */
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42
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43 extern void order_regs_for_local_alloc (void);
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44 extern HOST_WIDE_INT sparc_compute_frame_size (HOST_WIDE_INT, int);
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45 extern void sparc_expand_prologue (void);
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46 extern void sparc_expand_epilogue (void);
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47 extern bool sparc_can_use_return_insn_p (void);
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48 extern int check_pic (int);
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49 extern int short_branch (int, int);
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50 extern void sparc_profile_hook (int);
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51 extern void sparc_override_options (void);
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52 extern void sparc_output_scratch_registers (FILE *);
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53
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54 #ifdef RTX_CODE
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55 extern enum machine_mode select_cc_mode (enum rtx_code, rtx, rtx);
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56 /* Define the function that build the compare insn for scc and bcc. */
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57 extern rtx gen_compare_reg (enum rtx_code code);
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58 extern rtx gen_compare_operator (enum rtx_code code);
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59 extern enum rtx_code sparc_emit_float_lib_cmp (rtx, rtx, enum rtx_code);
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60 extern void sparc_emit_floatunsdi (rtx [2], enum machine_mode);
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61 extern void sparc_emit_fixunsdi (rtx [2], enum machine_mode);
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62 extern void emit_tfmode_binop (enum rtx_code, rtx *);
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63 extern void emit_tfmode_unop (enum rtx_code, rtx *);
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64 extern void emit_tfmode_cvt (enum rtx_code, rtx *);
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65 /* This function handles all v9 scc insns */
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66 extern int gen_v9_scc (enum rtx_code, rtx *);
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67 extern void sparc_initialize_trampoline (rtx, rtx, rtx);
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68 extern void sparc64_initialize_trampoline (rtx, rtx, rtx);
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69 extern bool legitimate_constant_p (rtx);
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70 extern bool constant_address_p (rtx);
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71 extern bool legitimate_pic_operand_p (rtx);
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72 extern int legitimate_address_p (enum machine_mode, rtx, int);
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73 extern rtx legitimize_pic_address (rtx, enum machine_mode, rtx);
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74 extern rtx legitimize_tls_address (rtx);
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75 extern rtx legitimize_address (rtx, rtx, enum machine_mode);
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76 extern void sparc_emit_call_insn (rtx, rtx);
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77 extern void sparc_defer_case_vector (rtx, rtx, int);
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78 extern bool sparc_expand_move (enum machine_mode, rtx *);
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79 extern void sparc_emit_set_const32 (rtx, rtx);
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80 extern void sparc_emit_set_const64 (rtx, rtx);
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81 extern void sparc_emit_set_symbolic_const64 (rtx, rtx, rtx);
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82 extern int sparc_splitdi_legitimate (rtx, rtx);
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83 extern int sparc_absnegfloat_split_legitimate (rtx, rtx);
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84 extern const char *output_ubranch (rtx, int, rtx);
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85 extern const char *output_cbranch (rtx, rtx, int, int, int, rtx);
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86 extern const char *output_return (rtx);
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87 extern const char *output_sibcall (rtx, rtx);
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88 extern const char *output_v8plus_shift (rtx *, rtx, const char *);
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89 extern const char *output_v9branch (rtx, rtx, int, int, int, int, rtx);
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90 extern void emit_v9_brxx_insn (enum rtx_code, rtx, rtx);
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91 extern void print_operand (FILE *, rtx, int);
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92 extern int mems_ok_for_ldd_peep (rtx, rtx, rtx);
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93 extern int arith_double_4096_operand (rtx, enum machine_mode);
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94 extern int arith_4096_operand (rtx, enum machine_mode);
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95 extern int zero_operand (rtx, enum machine_mode);
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96 extern int fp_zero_operand (rtx, enum machine_mode);
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97 extern int reg_or_0_operand (rtx, enum machine_mode);
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98 extern int empty_delay_slot (rtx);
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99 extern int eligible_for_return_delay (rtx);
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100 extern int eligible_for_sibcall_delay (rtx);
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101 extern int tls_call_delay (rtx);
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102 extern int emit_move_sequence (rtx, enum machine_mode);
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103 extern int fp_sethi_p (rtx);
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104 extern int fp_mov_p (rtx);
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105 extern int fp_high_losum_p (rtx);
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106 extern bool sparc_tls_referenced_p (rtx);
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107 extern int mem_min_alignment (rtx, int);
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108 extern int pic_address_needs_scratch (rtx);
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109 extern int reg_unused_after (rtx, rtx);
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110 extern int register_ok_for_ldd (rtx);
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111 extern int memory_ok_for_ldd (rtx);
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112 extern int registers_ok_for_ldd_peep (rtx, rtx);
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113 extern int v9_regcmp_p (enum rtx_code);
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114 /* Function used for V8+ code generation. Returns 1 if the high
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115 32 bits of REG are 0 before INSN. */
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116 extern int sparc_check_64 (rtx, rtx);
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117 extern rtx gen_df_reg (rtx, int);
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118 extern void sparc_expand_compare_and_swap_12 (rtx, rtx, rtx, rtx);
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119 #endif /* RTX_CODE */
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120
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121 #endif /* __SPARC_PROTOS_H__ */
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