| 1 | /* mips-formats.h |
| 2 | Copyright (C) 2013-2018 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_BIAS(SIZE, LSB, MAX_VAL, BIAS, SHIFT, PRINT_HEX) \ |
| 22 | { \ |
| 23 | static const struct mips_int_operand op = { \ |
| 24 | { OP_INT, SIZE, LSB }, MAX_VAL, BIAS, SHIFT, PRINT_HEX \ |
| 25 | }; \ |
| 26 | return &op.root; \ |
| 27 | } |
| 28 | |
| 29 | #define INT_ADJ(SIZE, LSB, MAX_VAL, SHIFT, PRINT_HEX) \ |
| 30 | INT_BIAS(SIZE, LSB, MAX_VAL, 0, SHIFT, PRINT_HEX) |
| 31 | |
| 32 | #define UINT(SIZE, LSB) \ |
| 33 | INT_ADJ(SIZE, LSB, (1 << (SIZE)) - 1, 0, FALSE) |
| 34 | |
| 35 | #define SINT(SIZE, LSB) \ |
| 36 | INT_ADJ(SIZE, LSB, (1 << ((SIZE) - 1)) - 1, 0, FALSE) |
| 37 | |
| 38 | #define HINT(SIZE, LSB) \ |
| 39 | INT_ADJ(SIZE, LSB, (1 << (SIZE)) - 1, 0, TRUE) |
| 40 | |
| 41 | #define BIT(SIZE, LSB, BIAS) \ |
| 42 | { \ |
| 43 | static const struct mips_int_operand op = { \ |
| 44 | { OP_INT, SIZE, LSB }, (1 << (SIZE)) - 1, BIAS, 0, TRUE \ |
| 45 | }; \ |
| 46 | return &op.root; \ |
| 47 | } |
| 48 | |
| 49 | #define MAPPED_INT(SIZE, LSB, MAP, PRINT_HEX) \ |
| 50 | { \ |
| 51 | typedef char ATTRIBUTE_UNUSED \ |
| 52 | static_assert[(1 << (SIZE)) == ARRAY_SIZE (MAP)]; \ |
| 53 | static const struct mips_mapped_int_operand op = { \ |
| 54 | { OP_MAPPED_INT, SIZE, LSB }, MAP, PRINT_HEX \ |
| 55 | }; \ |
| 56 | return &op.root; \ |
| 57 | } |
| 58 | |
| 59 | #define MSB(SIZE, LSB, BIAS, ADD_LSB, OPSIZE) \ |
| 60 | { \ |
| 61 | static const struct mips_msb_operand op = { \ |
| 62 | { OP_MSB, SIZE, LSB }, BIAS, ADD_LSB, OPSIZE \ |
| 63 | }; \ |
| 64 | return &op.root; \ |
| 65 | } |
| 66 | |
| 67 | #define REG(SIZE, LSB, BANK) \ |
| 68 | { \ |
| 69 | static const struct mips_reg_operand op = { \ |
| 70 | { OP_REG, SIZE, LSB }, OP_REG_##BANK, 0 \ |
| 71 | }; \ |
| 72 | return &op.root; \ |
| 73 | } |
| 74 | |
| 75 | #define OPTIONAL_REG(SIZE, LSB, BANK) \ |
| 76 | { \ |
| 77 | static const struct mips_reg_operand op = { \ |
| 78 | { OP_OPTIONAL_REG, SIZE, LSB }, OP_REG_##BANK, 0 \ |
| 79 | }; \ |
| 80 | return &op.root; \ |
| 81 | } |
| 82 | |
| 83 | #define MAPPED_REG(SIZE, LSB, BANK, MAP) \ |
| 84 | { \ |
| 85 | typedef char ATTRIBUTE_UNUSED \ |
| 86 | static_assert[(1 << (SIZE)) == ARRAY_SIZE (MAP)]; \ |
| 87 | static const struct mips_reg_operand op = { \ |
| 88 | { OP_REG, SIZE, LSB }, OP_REG_##BANK, MAP \ |
| 89 | }; \ |
| 90 | return &op.root; \ |
| 91 | } |
| 92 | |
| 93 | #define OPTIONAL_MAPPED_REG(SIZE, LSB, BANK, MAP) \ |
| 94 | { \ |
| 95 | typedef char ATTRIBUTE_UNUSED \ |
| 96 | static_assert[(1 << (SIZE)) == ARRAY_SIZE (MAP)]; \ |
| 97 | static const struct mips_reg_operand op = { \ |
| 98 | { OP_OPTIONAL_REG, SIZE, LSB }, OP_REG_##BANK, MAP \ |
| 99 | }; \ |
| 100 | return &op.root; \ |
| 101 | } |
| 102 | |
| 103 | #define REG_PAIR(SIZE, LSB, BANK, MAP) \ |
| 104 | { \ |
| 105 | typedef char ATTRIBUTE_UNUSED \ |
| 106 | static_assert1[(1 << (SIZE)) == ARRAY_SIZE (MAP##1)]; \ |
| 107 | typedef char ATTRIBUTE_UNUSED \ |
| 108 | static_assert2[(1 << (SIZE)) == ARRAY_SIZE (MAP##2)]; \ |
| 109 | static const struct mips_reg_pair_operand op = { \ |
| 110 | { OP_REG_PAIR, SIZE, LSB }, OP_REG_##BANK, MAP##1, MAP##2 \ |
| 111 | }; \ |
| 112 | return &op.root; \ |
| 113 | } |
| 114 | |
| 115 | #define PCREL(SIZE, LSB, IS_SIGNED, SHIFT, ALIGN_LOG2, INCLUDE_ISA_BIT, \ |
| 116 | FLIP_ISA_BIT) \ |
| 117 | { \ |
| 118 | static const struct mips_pcrel_operand op = { \ |
| 119 | { { OP_PCREL, SIZE, LSB }, \ |
| 120 | (1 << ((SIZE) - (IS_SIGNED))) - 1, 0, SHIFT, TRUE }, \ |
| 121 | ALIGN_LOG2, INCLUDE_ISA_BIT, FLIP_ISA_BIT \ |
| 122 | }; \ |
| 123 | return &op.root.root; \ |
| 124 | } |
| 125 | |
| 126 | #define JUMP(SIZE, LSB, SHIFT) \ |
| 127 | PCREL (SIZE, LSB, FALSE, SHIFT, SIZE + SHIFT, TRUE, FALSE) |
| 128 | |
| 129 | #define JALX(SIZE, LSB, SHIFT) \ |
| 130 | PCREL (SIZE, LSB, FALSE, SHIFT, SIZE + SHIFT, TRUE, TRUE) |
| 131 | |
| 132 | #define BRANCH(SIZE, LSB, SHIFT) \ |
| 133 | PCREL (SIZE, LSB, TRUE, SHIFT, 0, TRUE, FALSE) |
| 134 | |
| 135 | #define SPECIAL(SIZE, LSB, TYPE) \ |
| 136 | { \ |
| 137 | static const struct mips_operand op = { OP_##TYPE, SIZE, LSB }; \ |
| 138 | return &op; \ |
| 139 | } |
| 140 | |
| 141 | #define PREV_CHECK(SIZE, LSB, GT_OK, LT_OK, EQ_OK, ZERO_OK) \ |
| 142 | { \ |
| 143 | static const struct mips_check_prev_operand op = { \ |
| 144 | { OP_CHECK_PREV, SIZE, LSB }, GT_OK, LT_OK, EQ_OK, ZERO_OK \ |
| 145 | }; \ |
| 146 | return &op.root; \ |
| 147 | } |