opcodes/mips-formats.h

   1 /* mips-formats.h
   2    Copyright 2013 Free Software Foundation, Inc.
   3
   4    This library is free software; you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 3, or (at your option)
   7    any later version.
   8
   9    It is distributed in the hope that it will be useful, but WITHOUT
  10    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  11    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
  12    License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program; see the file COPYING3. If not,
  16    see <http://www.gnu.org/licenses/>.  */
  17
  18 /* For ARRAY_SIZE.  */
  19 #include "libiberty.h"
  20
  21 #define INT_ADJ(SIZE, LSB, MAX_VAL, SHIFT, PRINT_HEX) \
  22   { \
  23     static const struct mips_int_operand op = { \
  24       { OP_INT, SIZE, LSB }, MAX_VAL, 0, SHIFT, PRINT_HEX \
  25     }; \
  26     return &op.root; \
  27   }
  28
  29 #define UINT(SIZE, LSB) \
  30   INT_ADJ(SIZE, LSB, (1 << (SIZE)) - 1, 0, FALSE)
  31
  32 #define SINT(SIZE, LSB) \
  33   INT_ADJ(SIZE, LSB, (1 << ((SIZE) - 1)) - 1, 0, FALSE)
  34
  35 #define HINT(SIZE, LSB) \
  36   INT_ADJ(SIZE, LSB, (1 << (SIZE)) - 1, 0, TRUE)
  37
  38 #define BIT(SIZE, LSB, BIAS) \
  39   { \
  40     static const struct mips_int_operand op = { \
  41       { OP_INT, SIZE, LSB }, (1 << (SIZE)) - 1, BIAS, 0, TRUE \
  42     }; \
  43     return &op.root; \
  44   }
  45
  46 #define MAPPED_INT(SIZE, LSB, MAP, PRINT_HEX) \
  47   { \
  48     typedef char ATTRIBUTE_UNUSED \
  49       static_assert[(1 << (SIZE)) == ARRAY_SIZE (MAP)]; \
  50     static const struct mips_mapped_int_operand op = { \
  51       { OP_MAPPED_INT, SIZE, LSB }, MAP, PRINT_HEX \
  52     }; \
  53     return &op.root; \
  54   }
  55
  56 #define MSB(SIZE, LSB, BIAS, ADD_LSB, OPSIZE) \
  57   { \
  58     static const struct mips_msb_operand op = { \
  59       { OP_MSB, SIZE, LSB }, BIAS, ADD_LSB, OPSIZE \
  60     }; \
  61     return &op.root; \
  62   }
  63
  64 #define REG(SIZE, LSB, BANK) \
  65   { \
  66     static const struct mips_reg_operand op = { \
  67       { OP_REG, SIZE, LSB }, OP_REG_##BANK, 0 \
  68     }; \
  69     return &op.root; \
  70   }
  71
  72 #define MAPPED_REG(SIZE, LSB, BANK, MAP) \
  73   { \
  74     typedef char ATTRIBUTE_UNUSED \
  75       static_assert[(1 << (SIZE)) == ARRAY_SIZE (MAP)]; \
  76     static const struct mips_reg_operand op = { \
  77       { OP_REG, SIZE, LSB }, OP_REG_##BANK, MAP \
  78     }; \
  79     return &op.root; \
  80   }
  81
  82 #define REG_PAIR(SIZE, LSB, BANK, MAP) \
  83   { \
  84     typedef char ATTRIBUTE_UNUSED \
  85       static_assert1[(1 << (SIZE)) == ARRAY_SIZE (MAP##1)]; \
  86     typedef char ATTRIBUTE_UNUSED \
  87       static_assert2[(1 << (SIZE)) == ARRAY_SIZE (MAP##2)]; \
  88     static const struct mips_reg_pair_operand op = { \
  89       { OP_REG_PAIR, SIZE, LSB }, OP_REG_##BANK, MAP##1, MAP##2 \
  90     }; \
  91     return &op.root; \
  92   }
  93
  94 #define PCREL(SIZE, LSB, IS_SIGNED, SHIFT, ALIGN_LOG2, INCLUDE_ISA_BIT, \
  95               FLIP_ISA_BIT) \
  96   { \
  97     static const struct mips_pcrel_operand op = { \
  98       { { OP_PCREL, SIZE, LSB }, \
  99         (1 << ((SIZE) - (IS_SIGNED))) - 1, 0, SHIFT, TRUE }, \
 100       ALIGN_LOG2, INCLUDE_ISA_BIT, FLIP_ISA_BIT \
 101     }; \
 102     return &op.root.root; \
 103   }
 104
 105 #define JUMP(SIZE, LSB, SHIFT) \
 106   PCREL (SIZE, LSB, FALSE, SHIFT, SIZE + SHIFT, TRUE, FALSE)
 107
 108 #define JALX(SIZE, LSB, SHIFT) \
 109   PCREL (SIZE, LSB, FALSE, SHIFT, SIZE + SHIFT, TRUE, TRUE)
 110
 111 #define BRANCH(SIZE, LSB, SHIFT) \
 112   PCREL (SIZE, LSB, TRUE, SHIFT, 0, TRUE, FALSE)
 113
 114 #define SPECIAL(SIZE, LSB, TYPE) \
 115   { \
 116     static const struct mips_operand op = { OP_##TYPE, SIZE, LSB }; \
 117     return &op; \
 118   }