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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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77 lines
2.0 KiB
C
77 lines
2.0 KiB
C
/*
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* Format of an instruction in memory.
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 1996, 2000 by Ralf Baechle
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* Copyright (C) 2006 by Thiemo Seufer
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*/
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#ifndef _ASM_INST_H
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#define _ASM_INST_H
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#include <uapi/asm/inst.h>
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/* HACHACHAHCAHC ... */
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/* In case some other massaging is needed, keep MIPSInst as wrapper */
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#define MIPSInst(x) x
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#define I_OPCODE_SFT 26
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#define MIPSInst_OPCODE(x) (MIPSInst(x) >> I_OPCODE_SFT)
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#define I_JTARGET_SFT 0
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#define MIPSInst_JTARGET(x) (MIPSInst(x) & 0x03ffffff)
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#define I_RS_SFT 21
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#define MIPSInst_RS(x) ((MIPSInst(x) & 0x03e00000) >> I_RS_SFT)
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#define I_RT_SFT 16
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#define MIPSInst_RT(x) ((MIPSInst(x) & 0x001f0000) >> I_RT_SFT)
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#define I_IMM_SFT 0
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#define MIPSInst_SIMM(x) ((int)((short)(MIPSInst(x) & 0xffff)))
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#define MIPSInst_UIMM(x) (MIPSInst(x) & 0xffff)
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#define I_CACHEOP_SFT 18
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#define MIPSInst_CACHEOP(x) ((MIPSInst(x) & 0x001c0000) >> I_CACHEOP_SFT)
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#define I_CACHESEL_SFT 16
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#define MIPSInst_CACHESEL(x) ((MIPSInst(x) & 0x00030000) >> I_CACHESEL_SFT)
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#define I_RD_SFT 11
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#define MIPSInst_RD(x) ((MIPSInst(x) & 0x0000f800) >> I_RD_SFT)
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#define I_RE_SFT 6
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#define MIPSInst_RE(x) ((MIPSInst(x) & 0x000007c0) >> I_RE_SFT)
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#define I_FUNC_SFT 0
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#define MIPSInst_FUNC(x) (MIPSInst(x) & 0x0000003f)
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#define I_FFMT_SFT 21
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#define MIPSInst_FFMT(x) ((MIPSInst(x) & 0x01e00000) >> I_FFMT_SFT)
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#define I_FT_SFT 16
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#define MIPSInst_FT(x) ((MIPSInst(x) & 0x001f0000) >> I_FT_SFT)
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#define I_FS_SFT 11
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#define MIPSInst_FS(x) ((MIPSInst(x) & 0x0000f800) >> I_FS_SFT)
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#define I_FD_SFT 6
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#define MIPSInst_FD(x) ((MIPSInst(x) & 0x000007c0) >> I_FD_SFT)
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#define I_FR_SFT 21
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#define MIPSInst_FR(x) ((MIPSInst(x) & 0x03e00000) >> I_FR_SFT)
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#define I_FMA_FUNC_SFT 2
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#define MIPSInst_FMA_FUNC(x) ((MIPSInst(x) & 0x0000003c) >> I_FMA_FUNC_SFT)
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#define I_FMA_FFMT_SFT 0
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#define MIPSInst_FMA_FFMT(x) (MIPSInst(x) & 0x00000003)
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typedef unsigned int mips_instruction;
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#endif /* _ASM_INST_H */
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