137 lines
3.9 KiB
C
137 lines
3.9 KiB
C
/* mips-formats.h
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Copyright 2013 Free Software Foundation, Inc.
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This library is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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It is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; see the file COPYING3. If not,
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see <http://www.gnu.org/licenses/>. */
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/* For ARRAY_SIZE. */
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#include "libiberty.h"
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#define INT_ADJ(SIZE, LSB, MAX_VAL, SHIFT, PRINT_HEX) \
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{ \
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static const struct mips_int_operand op = { \
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{ OP_INT, SIZE, LSB }, MAX_VAL, 0, SHIFT, PRINT_HEX \
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}; \
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return &op.root; \
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}
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#define UINT(SIZE, LSB) \
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INT_ADJ(SIZE, LSB, (1 << (SIZE)) - 1, 0, FALSE)
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#define SINT(SIZE, LSB) \
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INT_ADJ(SIZE, LSB, (1 << ((SIZE) - 1)) - 1, 0, FALSE)
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#define HINT(SIZE, LSB) \
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INT_ADJ(SIZE, LSB, (1 << (SIZE)) - 1, 0, TRUE)
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#define BIT(SIZE, LSB, BIAS) \
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{ \
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static const struct mips_int_operand op = { \
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{ OP_INT, SIZE, LSB }, (1 << (SIZE)) - 1, BIAS, 0, TRUE \
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}; \
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return &op.root; \
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}
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#define MAPPED_INT(SIZE, LSB, MAP, PRINT_HEX) \
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{ \
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typedef char ATTRIBUTE_UNUSED \
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static_assert[(1 << (SIZE)) == ARRAY_SIZE (MAP)]; \
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static const struct mips_mapped_int_operand op = { \
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{ OP_MAPPED_INT, SIZE, LSB }, MAP, PRINT_HEX \
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}; \
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return &op.root; \
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}
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#define MSB(SIZE, LSB, BIAS, ADD_LSB, OPSIZE) \
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{ \
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static const struct mips_msb_operand op = { \
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{ OP_MSB, SIZE, LSB }, BIAS, ADD_LSB, OPSIZE \
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}; \
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return &op.root; \
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}
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#define REG(SIZE, LSB, BANK) \
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{ \
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static const struct mips_reg_operand op = { \
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{ OP_REG, SIZE, LSB }, OP_REG_##BANK, 0 \
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}; \
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return &op.root; \
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}
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#define OPTIONAL_REG(SIZE, LSB, BANK) \
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{ \
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static const struct mips_reg_operand op = { \
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{ OP_OPTIONAL_REG, SIZE, LSB }, OP_REG_##BANK, 0 \
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}; \
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return &op.root; \
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}
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#define MAPPED_REG(SIZE, LSB, BANK, MAP) \
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{ \
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typedef char ATTRIBUTE_UNUSED \
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static_assert[(1 << (SIZE)) == ARRAY_SIZE (MAP)]; \
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static const struct mips_reg_operand op = { \
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{ OP_REG, SIZE, LSB }, OP_REG_##BANK, MAP \
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}; \
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return &op.root; \
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}
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#define OPTIONAL_MAPPED_REG(SIZE, LSB, BANK, MAP) \
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{ \
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typedef char ATTRIBUTE_UNUSED \
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static_assert[(1 << (SIZE)) == ARRAY_SIZE (MAP)]; \
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static const struct mips_reg_operand op = { \
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{ OP_OPTIONAL_REG, SIZE, LSB }, OP_REG_##BANK, MAP \
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}; \
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return &op.root; \
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}
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#define REG_PAIR(SIZE, LSB, BANK, MAP) \
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{ \
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typedef char ATTRIBUTE_UNUSED \
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static_assert1[(1 << (SIZE)) == ARRAY_SIZE (MAP##1)]; \
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typedef char ATTRIBUTE_UNUSED \
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static_assert2[(1 << (SIZE)) == ARRAY_SIZE (MAP##2)]; \
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static const struct mips_reg_pair_operand op = { \
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{ OP_REG_PAIR, SIZE, LSB }, OP_REG_##BANK, MAP##1, MAP##2 \
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}; \
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return &op.root; \
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}
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#define PCREL(SIZE, LSB, IS_SIGNED, SHIFT, ALIGN_LOG2, INCLUDE_ISA_BIT, \
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FLIP_ISA_BIT) \
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{ \
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static const struct mips_pcrel_operand op = { \
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{ { OP_PCREL, SIZE, LSB }, \
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(1 << ((SIZE) - (IS_SIGNED))) - 1, 0, SHIFT, TRUE }, \
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ALIGN_LOG2, INCLUDE_ISA_BIT, FLIP_ISA_BIT \
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}; \
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return &op.root.root; \
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}
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#define JUMP(SIZE, LSB, SHIFT) \
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PCREL (SIZE, LSB, FALSE, SHIFT, SIZE + SHIFT, TRUE, FALSE)
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#define JALX(SIZE, LSB, SHIFT) \
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PCREL (SIZE, LSB, FALSE, SHIFT, SIZE + SHIFT, TRUE, TRUE)
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#define BRANCH(SIZE, LSB, SHIFT) \
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PCREL (SIZE, LSB, TRUE, SHIFT, 0, TRUE, FALSE)
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#define SPECIAL(SIZE, LSB, TYPE) \
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{ \
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static const struct mips_operand op = { OP_##TYPE, SIZE, LSB }; \
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return &op; \
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}
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