gcc/config/loongarch/loongarch-evolution.h

   1 /* Generated automatically by "genstr" from "isa-evolution.in".
   2    Please do not edit this file directly.
   3
   4    Copyright (C) 2023-2024 Free Software Foundation, Inc.
   5
   6 This file is part of GCC.
   7
   8 GCC is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 3, or (at your option)
  11 any later version.
  12
  13 GCC is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with GCC; see the file COPYING3.  If not see
  20 <http://www.gnu.org/licenses/>.
  21 */
  22
  23 #ifndef LOONGARCH_EVOLUTION_H
  24 #define LOONGARCH_EVOLUTION_H
  25
  26 #if !defined(IN_LIBGCC2) && !defined(IN_TARGET_LIBS) && !defined(IN_RTS)
  27
  28 #include "options.h"
  29
  30 static constexpr struct {
  31   int cpucfg_word;
  32   unsigned int cpucfg_bit;
  33   HOST_WIDE_INT isa_evolution_bit;
  34 } cpucfg_map[] = {
  35   { 2, 1u << 25, OPTION_MASK_ISA_FRECIPE },
  36   { 2, 1u << 26, OPTION_MASK_ISA_DIV32 },
  37   { 2, 1u << 27, OPTION_MASK_ISA_LAM_BH },
  38   { 2, 1u << 28, OPTION_MASK_ISA_LAMCAS },
  39   { 3, 1u << 23, OPTION_MASK_ISA_LD_SEQ_SA },
  40 };
  41
  42 static constexpr int cpucfg_useful_idx[] = {
  43   0,
  44   1,
  45   2,
  46   3,
  47   16,
  48   17,
  49   18,
  50   19,
  51 };
  52
  53 static constexpr int N_CPUCFG_WORDS = 20;
  54
  55 /* ISA evolution features */
  56 enum {
  57   EVO_FRECIPE = 0,
  58   EVO_DIV32 = 1,
  59   EVO_LAM_BH = 2,
  60   EVO_LAMCAS = 3,
  61   EVO_LD_SEQ_SA = 4,
  62   N_EVO_FEATURES = 5
  63 };
  64
  65 /* Condition macros */
  66 #define ISA_HAS_FRECIPE \
  67   (la_target.isa.evolution & OPTION_MASK_ISA_FRECIPE)
  68 #define ISA_HAS_DIV32 \
  69   (la_target.isa.evolution & OPTION_MASK_ISA_DIV32)
  70 #define ISA_HAS_LAM_BH \
  71   (la_target.isa.evolution & OPTION_MASK_ISA_LAM_BH)
  72 #define ISA_HAS_LAMCAS \
  73   (la_target.isa.evolution & OPTION_MASK_ISA_LAMCAS)
  74 #define ISA_HAS_LD_SEQ_SA \
  75   (la_target.isa.evolution & OPTION_MASK_ISA_LD_SEQ_SA)
  76
  77 /* Bitmasks on la_target.isa.evolution.  */
  78 extern int la_evo_feature_masks[N_EVO_FEATURES];
  79
  80 /* Builtin macro names for the evolution features.  */
  81 extern const char* la_evo_macro_name[N_EVO_FEATURES];
  82
  83 /* The ISA version where a specific feature is introduced.  */
  84 extern int la_evo_version_major[N_EVO_FEATURES];
  85 extern int la_evo_version_minor[N_EVO_FEATURES];
  86
  87 #endif
  88
  89 #endif /* LOONGARCH_EVOLUTION_H */