gcc/config/frv/frv-protos.h

   1 /* Frv prototypes.
   2    Copyright (C) 1999, 2000, 2001, 2003 Free Software Foundation, Inc.
   3    Contributed by Red Hat, 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, 59 Temple Place - Suite 330,
  20 Boston, MA 02111-1307, USA.  */
  21
  22 /* Define the information needed to generate branch and scc insns.  This is
  23    stored from the compare operation.  Note that we can't use "rtx" here
  24    since it hasn't been defined!  */
  25
  26 /* Define global data defined in frv.c */
  27 extern const char *frv_branch_cost_string;      /* -mbranch-cost option */
  28 extern int frv_branch_cost_int;                 /* value of -mbranch_cost */
  29
  30 extern const char *frv_cpu_string;              /* -mcpu= option */
  31
  32 extern const char *frv_condexec_insns_str;      /* -mcond-exec-insns= option */
  33 extern int frv_condexec_insns;                  /* value of -mcond-exec-insns */
  34
  35 extern const char *frv_condexec_temps_str;      /* -mcond-exec-temps= option */
  36 extern int frv_condexec_temps;                  /* value of -mcond-exec-temps */
  37
  38 extern const char *frv_sched_lookahead_str;     /* -msched-lookahead= option */
  39 extern int frv_sched_lookahead;                 /* value -msched-lookahead= */
  40
  41 /* CPU type.  This must be identical to the cpu enumeration in frv.md.  */
  42 typedef enum frv_cpu
  43 {
  44   FRV_CPU_GENERIC,
  45   FRV_CPU_FR500,
  46   FRV_CPU_FR400,
  47   FRV_CPU_FR300,
  48   FRV_CPU_SIMPLE,
  49   FRV_CPU_TOMCAT
  50 } frv_cpu_t;
  51
  52 extern frv_cpu_t frv_cpu_type;                  /* value of -mcpu= */
  53
  54 /* Define functions defined in frv.c */
  55 extern void frv_expand_prologue                 (void);
  56 extern void frv_expand_epilogue                 (int);
  57 extern void frv_override_options                (void);
  58 extern void frv_optimization_options            (int, int);
  59 extern void frv_conditional_register_usage      (void);
  60 extern frv_stack_t *frv_stack_info              (void);
  61 extern void frv_debug_stack                     (frv_stack_t *);
  62 extern int frv_frame_pointer_required           (void);
  63 extern int frv_initial_elimination_offset       (int, int);
  64
  65 #ifdef RTX_CODE
  66 extern int frv_legitimate_address_p             (enum machine_mode, rtx,
  67                                                  int, int);
  68 extern rtx frv_legitimize_address               (rtx, rtx, enum machine_mode);
  69
  70 #ifdef TREE_CODE
  71 extern void frv_init_cumulative_args            (CUMULATIVE_ARGS *, tree,
  72                                                  rtx, tree, int);
  73
  74 extern int frv_function_arg_boundary            (enum machine_mode, tree);
  75 extern rtx frv_function_arg                     (CUMULATIVE_ARGS *,
  76                                                  enum machine_mode,
  77                                                  tree, int, int);
  78
  79 extern void frv_function_arg_advance            (CUMULATIVE_ARGS *,
  80                                                  enum machine_mode,
  81                                                  tree, int);
  82
  83 extern int frv_function_arg_partial_nregs       (CUMULATIVE_ARGS *,
  84                                                  enum machine_mode,
  85                                                  tree, int);
  86
  87 extern int frv_function_arg_pass_by_reference   (CUMULATIVE_ARGS *,
  88                                                  enum machine_mode,
  89                                                  tree, int);
  90
  91 extern int frv_function_arg_callee_copies       (CUMULATIVE_ARGS *,
  92                                                  enum machine_mode,
  93                                                  tree, int);
  94
  95 extern int frv_function_arg_keep_as_reference   (CUMULATIVE_ARGS *,
  96                                                  enum machine_mode,
  97                                                  tree, int);
  98
  99 extern rtx frv_expand_builtin_saveregs          (void);
 100 extern void frv_setup_incoming_varargs          (CUMULATIVE_ARGS *,
 101                                                  enum machine_mode,
 102                                                  tree, int *, int);
 103
 104 extern void frv_expand_builtin_va_start         (tree, rtx);
 105 extern rtx frv_expand_builtin_va_arg            (tree, tree);
 106 #endif /* TREE_CODE */
 107
 108 extern int frv_expand_block_move                (rtx *);
 109 extern int frv_expand_block_clear               (rtx *);
 110 extern rtx frv_dynamic_chain_address            (rtx);
 111 extern rtx frv_return_addr_rtx                  (int, rtx);
 112 extern rtx frv_index_memory                     (rtx, enum machine_mode, int);
 113 extern const char *frv_asm_output_opcode
 114                                         (FILE *, const char *);
 115 extern void frv_final_prescan_insn      (rtx, rtx *, int);
 116 extern void frv_print_operand           (FILE *, rtx, int);
 117 extern void frv_print_operand_address   (FILE *, rtx);
 118 extern int frv_emit_movsi               (rtx, rtx);
 119 extern const char *output_move_single   (rtx *, rtx);
 120 extern const char *output_move_double   (rtx *, rtx);
 121 extern const char *output_condmove_single
 122                                         (rtx *, rtx);
 123 extern int frv_emit_cond_branch         (enum rtx_code, rtx);
 124 extern int frv_emit_scc                 (enum rtx_code, rtx);
 125 extern rtx frv_split_scc                (rtx, rtx, rtx, rtx, HOST_WIDE_INT);
 126 extern int frv_emit_cond_move           (rtx, rtx, rtx, rtx);
 127 extern rtx frv_split_cond_move          (rtx *);
 128 extern rtx frv_split_minmax             (rtx *);
 129 extern rtx frv_split_abs                (rtx *);
 130 extern void frv_split_double_load       (rtx, rtx);
 131 extern void frv_split_double_store      (rtx, rtx);
 132 #ifdef BLOCK_HEAD
 133 extern void frv_ifcvt_init_extra_fields (ce_if_block_t *);
 134 extern void frv_ifcvt_modify_tests      (ce_if_block_t *, rtx *, rtx *);
 135 extern void frv_ifcvt_modify_multiple_tests
 136                                         (ce_if_block_t *, basic_block,
 137                                          rtx *, rtx *);
 138 extern rtx frv_ifcvt_modify_insn        (ce_if_block_t *, rtx, rtx);
 139 extern void frv_ifcvt_modify_final      (ce_if_block_t *);
 140 extern void frv_ifcvt_modify_cancel     (ce_if_block_t *);
 141 #endif
 142 extern int frv_trampoline_size          (void);
 143 extern void frv_initialize_trampoline   (rtx, rtx, rtx);
 144 extern enum reg_class frv_secondary_reload_class
 145                                         (enum reg_class class,
 146                                          enum machine_mode mode,
 147                                          rtx x, int);
 148 extern int frv_class_likely_spilled_p   (enum reg_class class);
 149 extern int frv_hard_regno_mode_ok       (int, enum machine_mode);
 150 extern int frv_hard_regno_nregs         (int, enum machine_mode);
 151 extern int frv_class_max_nregs          (enum reg_class class,
 152                                          enum machine_mode mode);
 153 extern int frv_legitimate_constant_p    (rtx);
 154 #endif  /* RTX_CODE */
 155
 156 extern int direct_return_p              (void);
 157 extern int frv_register_move_cost       (enum reg_class, enum reg_class);
 158
 159 #ifdef TREE_CODE
 160 extern int frv_adjust_field_align       (tree, int);
 161 #endif
 162
 163 extern void fixup_section               (void);
 164 extern void sdata_section               (void);
 165 extern void sbss_section                (void);
 166 extern void data_section                (void);
 167
 168 #ifdef RTX_CODE
 169 extern int integer_register_operand     (rtx, enum machine_mode);
 170 extern int frv_load_operand             (rtx, enum machine_mode);
 171 extern int gpr_or_fpr_operand           (rtx, enum machine_mode);
 172 extern int gpr_no_subreg_operand        (rtx, enum machine_mode);
 173 extern int gpr_or_int6_operand          (rtx, enum machine_mode);
 174 extern int fpr_or_int6_operand          (rtx, enum machine_mode);
 175 extern int gpr_or_int_operand           (rtx, enum machine_mode);
 176 extern int gpr_or_int12_operand         (rtx, enum machine_mode);
 177 extern int gpr_fpr_or_int12_operand     (rtx, enum machine_mode);
 178 extern int gpr_or_int10_operand         (rtx, enum machine_mode);
 179 extern int move_source_operand          (rtx, enum machine_mode);
 180 extern int move_destination_operand     (rtx, enum machine_mode);
 181 extern int condexec_source_operand      (rtx, enum machine_mode);
 182 extern int condexec_dest_operand        (rtx, enum machine_mode);
 183 extern int lr_operand                   (rtx, enum machine_mode);
 184 extern int gpr_or_memory_operand        (rtx, enum machine_mode);
 185 extern int fpr_or_memory_operand        (rtx, enum machine_mode);
 186 extern int reg_or_0_operand             (rtx, enum machine_mode);
 187 extern int fcc_operand                  (rtx, enum machine_mode);
 188 extern int icc_operand                  (rtx, enum machine_mode);
 189 extern int cc_operand                   (rtx, enum machine_mode);
 190 extern int fcr_operand                  (rtx, enum machine_mode);
 191 extern int icr_operand                  (rtx, enum machine_mode);
 192 extern int cr_operand                   (rtx, enum machine_mode);
 193 extern int call_operand                 (rtx, enum machine_mode);
 194 extern int fpr_operand                  (rtx, enum machine_mode);
 195 extern int even_reg_operand             (rtx, enum machine_mode);
 196 extern int odd_reg_operand              (rtx, enum machine_mode);
 197 extern int even_gpr_operand             (rtx, enum machine_mode);
 198 extern int odd_gpr_operand              (rtx, enum machine_mode);
 199 extern int quad_fpr_operand             (rtx, enum machine_mode);
 200 extern int even_fpr_operand             (rtx, enum machine_mode);
 201 extern int odd_fpr_operand              (rtx, enum machine_mode);
 202 extern int dbl_memory_one_insn_operand  (rtx, enum machine_mode);
 203 extern int dbl_memory_two_insn_operand  (rtx, enum machine_mode);
 204 extern int int12_operand                (rtx, enum machine_mode);
 205 extern int int6_operand                 (rtx, enum machine_mode);
 206 extern int int5_operand                 (rtx, enum machine_mode);
 207 extern int uint5_operand                (rtx, enum machine_mode);
 208 extern int uint4_operand                (rtx, enum machine_mode);
 209 extern int uint1_operand                (rtx, enum machine_mode);
 210 extern int int_2word_operand            (rtx, enum machine_mode);
 211 extern int pic_register_operand         (rtx, enum machine_mode);
 212 extern int pic_symbolic_operand         (rtx, enum machine_mode);
 213 extern int small_data_register_operand  (rtx, enum machine_mode);
 214 extern int small_data_symbolic_operand  (rtx, enum machine_mode);
 215 extern int upper_int16_operand          (rtx, enum machine_mode);
 216 extern int uint16_operand               (rtx, enum machine_mode);
 217 extern int relational_operator          (rtx, enum machine_mode);
 218 extern int signed_relational_operator   (rtx, enum machine_mode);
 219 extern int unsigned_relational_operator (rtx, enum machine_mode);
 220 extern int float_relational_operator    (rtx, enum machine_mode);
 221 extern int ccr_eqne_operator            (rtx, enum machine_mode);
 222 extern int minmax_operator              (rtx, enum machine_mode);
 223 extern int condexec_si_binary_operator  (rtx, enum machine_mode);
 224 extern int condexec_si_media_operator   (rtx, enum machine_mode);
 225 extern int condexec_si_divide_operator  (rtx, enum machine_mode);
 226 extern int condexec_si_unary_operator   (rtx, enum machine_mode);
 227 extern int condexec_sf_conv_operator    (rtx, enum machine_mode);
 228 extern int condexec_sf_add_operator     (rtx, enum machine_mode);
 229 extern int condexec_memory_operand      (rtx, enum machine_mode);
 230 extern int intop_compare_operator       (rtx, enum machine_mode);
 231 extern int condexec_intop_cmp_operator  (rtx, enum machine_mode);
 232 extern int acc_operand                  (rtx, enum machine_mode);
 233 extern int even_acc_operand             (rtx, enum machine_mode);
 234 extern int quad_acc_operand             (rtx, enum machine_mode);
 235 extern int accg_operand                 (rtx, enum machine_mode);
 236 extern rtx frv_matching_accg_for_acc    (rtx);
 237 #endif
 238