48 lines
1.7 KiB
C
48 lines
1.7 KiB
C
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/* itbl-mips.h
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Copyright 1997 Free Software Foundation, Inc.
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This file is part of GAS, the GNU Assembler.
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GAS 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 2, or (at your option)
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any later version.
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GAS is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public 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 GAS; see the file COPYING. If not, write to the Free
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Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
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02110-1301, USA. */
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/* Defines for Mips itbl cop support */
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#include "opcode/mips.h"
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/* Values for processors will be from 0 to NUMBER_OF_PROCESSORS-1 */
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#define NUMBER_OF_PROCESSORS 4
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#define MAX_BITPOS 31
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/* Mips specifics */
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#define MIPS_OPCODE_COP0 (0x21) /* COPz+CO, bits 31-25: 0100zz1 */
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#define MIPS_ENCODE_COP_NUM(z) ((MIPS_OPCODE_COP0|z<<1)<<25)
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#define MIPS_IS_COP_INSN(insn) ((MIPS_OPCODE_COP0&(insn>>25)) \
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== MIPS_OPCODE_COP0)
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#define MIPS_DECODE_COP_NUM(insn) ((~MIPS_OPCODE_COP0&(insn>>25))>>1)
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#define MIPS_DECODE_COP_COFUN(insn) ((~MIPS_ENCODE_COP_NUM(3))&(insn))
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/* definitions required by generic code */
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#define ITBL_IS_INSN(insn) MIPS_IS_COP_INSN(insn)
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#define ITBL_DECODE_PNUM(insn) MIPS_DECODE_COP_NUM(insn)
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#define ITBL_ENCODE_PNUM(pnum) MIPS_ENCODE_COP_NUM(pnum)
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#define ITBL_OPCODE_STRUCT mips_opcode
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#define ITBL_OPCODES mips_opcodes
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#define ITBL_NUM_OPCODES NUMOPCODES
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#define ITBL_NUM_MACROS M_NUM_MACROS
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