forked from dolphin-emu/dolphin
45 lines
773 B
C
45 lines
773 B
C
// Copyright 2008 Dolphin Emulator Project
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// Licensed under GPLv2+
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// Refer to the license.txt file included.
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#pragma once
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#include "Common/CommonTypes.h"
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struct InstructionInfo
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{
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int operandSize; //8, 16, 32, 64
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int instructionSize;
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int regOperandReg;
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int otherReg;
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int scaledReg;
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bool zeroExtend;
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bool signExtend;
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bool hasImmediate;
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bool isMemoryWrite;
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bool byteSwap;
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u64 immediate;
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s32 displacement;
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bool operator==(const InstructionInfo& other) const;
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};
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struct ModRM
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{
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int mod, reg, rm;
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ModRM(u8 modRM, u8 rex)
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{
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mod = modRM >> 6;
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reg = ((modRM >> 3) & 7) | ((rex & 4) ? 8 : 0);
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rm = modRM & 7;
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}
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};
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enum AccessType
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{
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OP_ACCESS_READ = 0,
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OP_ACCESS_WRITE = 1
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};
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bool DisassembleMov(const unsigned char* codePtr, InstructionInfo* info);
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