gcc/config/bfin/bfin-protos.h

   1 /* Prototypes for Blackfin functions used in the md file & elsewhere.
   2    Copyright (C) 2005, 2007, 2008, 2009, 2010, 2011
   3    Free Software Foundation, Inc.
   4
   5    This file is part of GNU CC.
   6
   7    GNU CC 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    GNU CC 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 /* Function prototypes that cannot exist in bfin.h due to dependency
  22    complications.  */
  23 #ifndef GCC_BFIN_PROTOS_H
  24 #define GCC_BFIN_PROTOS_H
  25
  26 /* For the anomaly 05-00-0245 */
  27 #define WA_SPECULATIVE_LOADS 0x00000001
  28 #define ENABLE_WA_SPECULATIVE_LOADS \
  29   (bfin_workarounds & WA_SPECULATIVE_LOADS)
  30
  31 /* For the anomaly 05-00-0244 */
  32 #define WA_SPECULATIVE_SYNCS 0x00000002
  33 #define ENABLE_WA_SPECULATIVE_SYNCS \
  34   (bfin_workarounds & WA_SPECULATIVE_SYNCS)
  35
  36 /* For the anomaly 05-00-0371 */
  37 #define WA_RETS 0x00000004
  38 #define ENABLE_WA_RETS \
  39   (bfin_workarounds & WA_RETS)
  40
  41 /* For the anomaly 05-00-0426 */
  42 #define WA_INDIRECT_CALLS 0x00000008
  43 #define ENABLE_WA_INDIRECT_CALLS \
  44   ((bfin_workarounds & WA_INDIRECT_CALLS) && !TARGET_ICPLB)
  45
  46 #define WA_05000257 0x00000010
  47 #define ENABLE_WA_05000257 \
  48   (bfin_workarounds & WA_05000257)
  49
  50 #define WA_05000283 0x00000020
  51 #define ENABLE_WA_05000283 \
  52   (bfin_workarounds & WA_05000283)
  53
  54 #define WA_05000315 0x00000040
  55 #define ENABLE_WA_05000315 \
  56   (bfin_workarounds & WA_05000315)
  57
  58 /* For the anomaly 05-00-0312 */
  59 #define WA_LOAD_LCREGS 0x00000080
  60 #define ENABLE_WA_LOAD_LCREGS \
  61   (bfin_workarounds & WA_LOAD_LCREGS)
  62
  63 #define WA_05000074 0x00000100
  64 #define ENABLE_WA_05000074 \
  65   (bfin_workarounds & WA_05000074)
  66
  67 extern bool function_arg_regno_p (int);
  68
  69 extern const char *output_load_immediate (rtx *);
  70 extern const char *output_casesi_internal (rtx *);
  71 extern char *bfin_asm_long (void);
  72 extern char *bfin_asm_short (void);
  73 extern int log2constp (unsigned HOST_WIDE_INT);
  74
  75 extern int hard_regno_mode_ok (int, enum machine_mode);
  76 extern void init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx);
  77 extern HOST_WIDE_INT bfin_initial_elimination_offset (int, int);
  78
  79 extern int effective_address_32bit_p (rtx, enum machine_mode);
  80 extern int symbolic_reference_mentioned_p (rtx);
  81 extern rtx bfin_gen_compare (rtx, enum machine_mode);
  82 extern bool expand_move (rtx *, enum machine_mode);
  83 extern void bfin_expand_call (rtx, rtx, rtx, rtx, int);
  84 extern bool bfin_longcall_p (rtx, int);
  85 extern bool bfin_dsp_memref_p (rtx);
  86 extern bool bfin_expand_movmem (rtx, rtx, rtx, rtx);
  87
  88 extern int bfin_register_move_cost (enum machine_mode, enum reg_class,
  89                                     enum reg_class);
  90 extern int bfin_memory_move_cost (enum machine_mode, enum reg_class, int in);
  91 extern enum reg_class secondary_input_reload_class (enum reg_class,
  92                                                     enum machine_mode,
  93                                                     rtx);
  94 extern enum reg_class secondary_output_reload_class (enum reg_class,
  95                                                      enum machine_mode,
  96                                                      rtx);
  97 extern char *section_asm_op_1 (SECT_ENUM_T);
  98 extern char *section_asm_op (SECT_ENUM_T);
  99 extern void print_operand (FILE *,  rtx, char);
 100 extern void print_address_operand (FILE *, rtx);
 101 extern void split_di (rtx [], int, rtx [], rtx []);
 102 extern int split_load_immediate (rtx []);
 103 extern void emit_pic_move (rtx *, enum machine_mode);
 104 extern void asm_conditional_branch (rtx, rtx *, int, int);
 105 extern rtx bfin_gen_compare (rtx, enum machine_mode);
 106
 107 extern unsigned bfin_local_alignment (tree, unsigned);
 108 extern rtx bfin_va_arg (tree, tree);
 109
 110 extern void bfin_expand_prologue (void);
 111 extern void bfin_expand_epilogue (int, int, bool);
 112 extern int push_multiple_operation (rtx, enum machine_mode);
 113 extern int pop_multiple_operation (rtx, enum machine_mode);
 114 extern void output_push_multiple (rtx, rtx *);
 115 extern void output_pop_multiple (rtx, rtx *);
 116 extern int bfin_hard_regno_rename_ok (unsigned int, unsigned int);
 117 extern rtx bfin_return_addr_rtx (int);
 118 extern void bfin_hardware_loop (void);
 119
 120 #endif
 121