gcc/config/bfin/bfin-protos.h

   1 /* Prototypes for Blackfin functions used in the md file & elsewhere.
   2    Copyright (C) 2005-2022 Free Software Foundation, Inc.
   3
   4    This file is part of GNU CC.
   5
   6    GNU CC is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3, or (at your option)
   9    any later version.
  10
  11    GNU CC is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with GCC; see the file COPYING3.  If not see
  18    <http://www.gnu.org/licenses/>.  */
  19
  20 /* Function prototypes that cannot exist in bfin.h due to dependency
  21    complications.  */
  22 #ifndef GCC_BFIN_PROTOS_H
  23 #define GCC_BFIN_PROTOS_H
  24
  25 /* For the anomaly 05-00-0245 */
  26 #define WA_SPECULATIVE_LOADS 0x00000001
  27 #define ENABLE_WA_SPECULATIVE_LOADS \
  28   (bfin_workarounds & WA_SPECULATIVE_LOADS)
  29
  30 /* For the anomaly 05-00-0244 */
  31 #define WA_SPECULATIVE_SYNCS 0x00000002
  32 #define ENABLE_WA_SPECULATIVE_SYNCS \
  33   (bfin_workarounds & WA_SPECULATIVE_SYNCS)
  34
  35 /* For the anomaly 05-00-0371 */
  36 #define WA_RETS 0x00000004
  37 #define ENABLE_WA_RETS \
  38   (bfin_workarounds & WA_RETS)
  39
  40 /* For the anomaly 05-00-0426 */
  41 #define WA_INDIRECT_CALLS 0x00000008
  42 #define ENABLE_WA_INDIRECT_CALLS \
  43   ((bfin_workarounds & WA_INDIRECT_CALLS) && !TARGET_ICPLB)
  44
  45 #define WA_05000257 0x00000010
  46 #define ENABLE_WA_05000257 \
  47   (bfin_workarounds & WA_05000257)
  48
  49 #define WA_05000283 0x00000020
  50 #define ENABLE_WA_05000283 \
  51   (bfin_workarounds & WA_05000283)
  52
  53 #define WA_05000315 0x00000040
  54 #define ENABLE_WA_05000315 \
  55   (bfin_workarounds & WA_05000315)
  56
  57 /* For the anomaly 05-00-0312 */
  58 #define WA_LOAD_LCREGS 0x00000080
  59 #define ENABLE_WA_LOAD_LCREGS \
  60   (bfin_workarounds & WA_LOAD_LCREGS)
  61
  62 #define WA_05000074 0x00000100
  63 #define ENABLE_WA_05000074 \
  64   (bfin_workarounds & WA_05000074)
  65
  66 extern bool function_arg_regno_p (int);
  67
  68 extern const char *output_load_immediate (rtx *);
  69 extern const char *output_casesi_internal (rtx *);
  70 extern char *bfin_asm_long (void);
  71 extern char *bfin_asm_short (void);
  72 extern int log2constp (unsigned HOST_WIDE_INT);
  73
  74 extern void init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx);
  75 extern HOST_WIDE_INT bfin_initial_elimination_offset (int, int);
  76
  77 extern int effective_address_32bit_p (rtx, machine_mode);
  78 extern int symbolic_reference_mentioned_p (rtx);
  79 extern rtx bfin_gen_compare (rtx, machine_mode);
  80 extern bool expand_move (rtx *, machine_mode);
  81 extern void bfin_expand_call (rtx, rtx, rtx, rtx, int);
  82 extern bool bfin_longcall_p (rtx, int);
  83 extern bool bfin_dsp_memref_p (rtx);
  84 extern bool bfin_expand_cpymem (rtx, rtx, rtx, rtx);
  85
  86 extern enum reg_class secondary_input_reload_class (enum reg_class,
  87                                                     machine_mode,
  88                                                     rtx);
  89 extern enum reg_class secondary_output_reload_class (enum reg_class,
  90                                                      machine_mode,
  91                                                      rtx);
  92 extern char *section_asm_op_1 (SECT_ENUM_T);
  93 extern char *section_asm_op (SECT_ENUM_T);
  94 extern void print_operand (FILE *,  rtx, char);
  95 extern void print_address_operand (FILE *, rtx);
  96 extern void split_di (rtx [], int, rtx [], rtx []);
  97 extern int split_load_immediate (rtx []);
  98 extern void emit_pic_move (rtx *, machine_mode);
  99 extern void asm_conditional_branch (rtx_insn *, rtx *, int, int);
 100 extern rtx bfin_gen_compare (rtx, machine_mode);
 101
 102 extern unsigned bfin_local_alignment (tree, unsigned);
 103 extern rtx bfin_va_arg (tree, tree);
 104
 105 extern void bfin_expand_prologue (void);
 106 extern void bfin_expand_epilogue (int, int, bool);
 107 extern int analyze_push_multiple_operation (rtx);
 108 extern int analyze_pop_multiple_operation (rtx);
 109 extern void output_push_multiple (rtx, rtx *);
 110 extern void output_pop_multiple (rtx, rtx *);
 111 extern int bfin_hard_regno_rename_ok (unsigned int, unsigned int);
 112 extern rtx bfin_return_addr_rtx (int);
 113 extern void bfin_hardware_loop (void);
 114
 115 #endif
 116