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ppsspp/Core/MIPS/MIPSTables.cpp

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// Copyright (c) 2012- PPSSPP Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#include "Core/Core.h"
#include "Core/System.h"
#include "Core/MemMap.h"
#include "Core/MIPS/MIPS.h"
#include "Core/MIPS/MIPSDis.h"
#include "Core/MIPS/MIPSDisVFPU.h"
#include "Core/MIPS/MIPSInt.h"
#include "Core/MIPS/MIPSIntVFPU.h"
#include "Core/MIPS/MIPSCodeUtils.h"
#include "Core/MIPS/MIPSTables.h"
#include "Core/CoreTiming.h"
#include "Core/Reporting.h"
#include "Core/Debugger/Breakpoints.h"
#include "base/logging.h"
#include "JitCommon/JitCommon.h"
enum MipsEncoding {
Imme,
Spec,
Spe2,
Spe3,
RegI,
Cop0,
Cop0CO,
Cop1,
Cop1BC,
Cop1S,
Cop1W,
Cop2,
Cop2BC2,
Cop2Rese,
VFPU0,
VFPU1,
VFPU3,
VFPU4Jump,
VFPU7,
VFPU4,
VFPU5,
VFPU6,
VFPUMatrix1,
VFPU9,
ALLEGREX0,
Emu,
Rese,
NumEncodings,
Instruc = -1,
Inval = -2,
};
struct MIPSInstruction {
MipsEncoding altEncoding;
const char *name;
MIPSComp::MIPSCompileFunc compile;
MIPSDisFunc disasm;
MIPSInterpretFunc interpret;
//MIPSInstructionInfo information;
MIPSInfo flags;
};
#define INVALID {Inval}
#define INVALID_X_8 INVALID,INVALID,INVALID,INVALID,INVALID,INVALID,INVALID,INVALID
#define ENCODING(a) {a}
#define INSTR(name, comp, dis, inter, flags) {Instruc, name, comp, dis, inter, MIPSInfo(flags)}
#define JITFUNC(f) (&MIPSFrontendInterface::f)
using namespace MIPSDis;
using namespace MIPSInt;
using namespace MIPSComp;
// %s/&Jit::\(.\{-}\),/JITFUNC(\1),/g
// regregreg instructions
const MIPSInstruction tableImmediate[64] = // xxxxxx ..... ..... ................
{
//0
ENCODING(Spec),
ENCODING(RegI),
INSTR("j", JITFUNC(Comp_Jump), Dis_JumpType, Int_JumpType, IS_JUMP|IN_IMM26|DELAYSLOT),
INSTR("jal", JITFUNC(Comp_Jump), Dis_JumpType, Int_JumpType, IS_JUMP|IN_IMM26|OUT_RA|DELAYSLOT),
INSTR("beq", JITFUNC(Comp_RelBranch), Dis_RelBranch2, Int_RelBranch, IS_CONDBRANCH|IN_IMM16|IN_RS|IN_RT|DELAYSLOT|CONDTYPE_EQ),
INSTR("bne", JITFUNC(Comp_RelBranch), Dis_RelBranch2, Int_RelBranch, IS_CONDBRANCH|IN_IMM16|IN_RS|IN_RT|DELAYSLOT|CONDTYPE_NE),
INSTR("blez", JITFUNC(Comp_RelBranch), Dis_RelBranch, Int_RelBranch, IS_CONDBRANCH|IN_IMM16|IN_RS|DELAYSLOT|CONDTYPE_LEZ),
INSTR("bgtz", JITFUNC(Comp_RelBranch), Dis_RelBranch, Int_RelBranch, IS_CONDBRANCH|IN_IMM16|IN_RS|DELAYSLOT|CONDTYPE_GTZ),
//8
INSTR("addi", JITFUNC(Comp_IType), Dis_addi, Int_IType, IN_RS|IN_IMM16|OUT_RT),
INSTR("addiu", JITFUNC(Comp_IType), Dis_addi, Int_IType, IN_RS|IN_IMM16|OUT_RT),
INSTR("slti", JITFUNC(Comp_IType), Dis_IType, Int_IType, IN_RS|IN_IMM16|OUT_RT),
INSTR("sltiu", JITFUNC(Comp_IType), Dis_IType, Int_IType, IN_RS|IN_IMM16|OUT_RT),
INSTR("andi", JITFUNC(Comp_IType), Dis_IType, Int_IType, IN_RS|IN_IMM16|OUT_RT),
INSTR("ori", JITFUNC(Comp_IType), Dis_ori, Int_IType, IN_RS|IN_IMM16|OUT_RT),
INSTR("xori", JITFUNC(Comp_IType), Dis_IType, Int_IType, IN_RS|IN_IMM16|OUT_RT),
INSTR("lui", JITFUNC(Comp_IType), Dis_IType1, Int_IType, IN_IMM16|OUT_RT),
//16
ENCODING(Cop0), //cop0
ENCODING(Cop1), //cop1
ENCODING(Cop2), //cop2
INVALID, //copU
INSTR("beql", JITFUNC(Comp_RelBranch), Dis_RelBranch2, Int_RelBranch, IS_CONDBRANCH|IN_IMM16|IN_RS|IN_RT|DELAYSLOT|LIKELY|CONDTYPE_EQ), //L = likely
INSTR("bnel", JITFUNC(Comp_RelBranch), Dis_RelBranch2, Int_RelBranch, IS_CONDBRANCH|IN_IMM16|IN_RS|IN_RT|DELAYSLOT|LIKELY|CONDTYPE_NE),
INSTR("blezl", JITFUNC(Comp_RelBranch), Dis_RelBranch, Int_RelBranch, IS_CONDBRANCH|IN_IMM16|IN_RS|DELAYSLOT|LIKELY|CONDTYPE_LEZ),
INSTR("bgtzl", JITFUNC(Comp_RelBranch), Dis_RelBranch, Int_RelBranch, IS_CONDBRANCH|IN_IMM16|IN_RS|DELAYSLOT|LIKELY|CONDTYPE_GTZ),
//24
ENCODING(VFPU0),
ENCODING(VFPU1),
ENCODING(Emu),
ENCODING(VFPU3),
ENCODING(Spe2), //special2
INVALID,
INVALID,
ENCODING(Spe3), //special3
//32
INSTR("lb", JITFUNC(Comp_ITypeMem), Dis_ITypeMem, Int_ITypeMem, IN_MEM|IN_IMM16|IN_RS_ADDR|OUT_RT|MEMTYPE_BYTE),
INSTR("lh", JITFUNC(Comp_ITypeMem), Dis_ITypeMem, Int_ITypeMem, IN_MEM|IN_IMM16|IN_RS_ADDR|OUT_RT|MEMTYPE_HWORD),
INSTR("lwl", JITFUNC(Comp_ITypeMem), Dis_ITypeMem, Int_ITypeMem, IN_MEM|IN_IMM16|IN_RS_ADDR|IN_RT|OUT_RT|MEMTYPE_WORD),
INSTR("lw", JITFUNC(Comp_ITypeMem), Dis_ITypeMem, Int_ITypeMem, IN_MEM|IN_IMM16|IN_RS_ADDR|OUT_RT|MEMTYPE_WORD),
INSTR("lbu", JITFUNC(Comp_ITypeMem), Dis_ITypeMem, Int_ITypeMem, IN_MEM|IN_IMM16|IN_RS_ADDR|OUT_RT|MEMTYPE_BYTE),
INSTR("lhu", JITFUNC(Comp_ITypeMem), Dis_ITypeMem, Int_ITypeMem, IN_MEM|IN_IMM16|IN_RS_ADDR|OUT_RT|MEMTYPE_HWORD),
INSTR("lwr", JITFUNC(Comp_ITypeMem), Dis_ITypeMem, Int_ITypeMem, IN_MEM|IN_IMM16|IN_RS_ADDR|IN_RT|OUT_RT|MEMTYPE_WORD),
INVALID,
//40
INSTR("sb", JITFUNC(Comp_ITypeMem), Dis_ITypeMem, Int_ITypeMem, IN_IMM16|IN_RS_ADDR|IN_RT|OUT_MEM|MEMTYPE_BYTE),
INSTR("sh", JITFUNC(Comp_ITypeMem), Dis_ITypeMem, Int_ITypeMem, IN_IMM16|IN_RS_ADDR|IN_RT|OUT_MEM|MEMTYPE_HWORD),
INSTR("swl", JITFUNC(Comp_ITypeMem), Dis_ITypeMem, Int_ITypeMem, IN_IMM16|IN_RS_ADDR|IN_RT|OUT_MEM|MEMTYPE_WORD),
INSTR("sw", JITFUNC(Comp_ITypeMem), Dis_ITypeMem, Int_ITypeMem, IN_IMM16|IN_RS_ADDR|IN_RT|OUT_MEM|MEMTYPE_WORD),
INVALID,
INVALID,
INSTR("swr", JITFUNC(Comp_ITypeMem), Dis_ITypeMem, Int_ITypeMem, IN_IMM16|IN_RS_ADDR|IN_RT|OUT_MEM|MEMTYPE_WORD),
INSTR("cache", JITFUNC(Comp_Cache), Dis_Cache, Int_Cache, IN_MEM|IN_IMM16|IN_RS_ADDR),
//48
INSTR("ll", JITFUNC(Comp_Generic), Dis_Generic, Int_StoreSync, IN_MEM|IN_IMM16|IN_RS_ADDR|OUT_RT|OUT_OTHER|MEMTYPE_WORD),
INSTR("lwc1", JITFUNC(Comp_FPULS), Dis_FPULS, Int_FPULS, IN_MEM|IN_IMM16|IN_RS_ADDR|OUT_FT|MEMTYPE_FLOAT|IS_FPU),
INSTR("lv.s", JITFUNC(Comp_SV), Dis_SV, Int_SV, IN_MEM|IN_IMM16|IN_RS_ADDR|OUT_OTHER|IS_VFPU|VFPU_NO_PREFIX|MEMTYPE_FLOAT),
INVALID,
ENCODING(VFPU4Jump),
INSTR("lv", JITFUNC(Comp_SVQ), Dis_SVLRQ, Int_SVQ, IN_MEM|IN_IMM16|IN_RS_ADDR|OUT_OTHER|IS_VFPU|VFPU_NO_PREFIX|MEMTYPE_VQUAD),
INSTR("lv.q", JITFUNC(Comp_SVQ), Dis_SVQ, Int_SVQ, IN_MEM|IN_IMM16|IN_RS_ADDR|OUT_OTHER|IS_VFPU|VFPU_NO_PREFIX|MEMTYPE_VQUAD), //copU
ENCODING(VFPU5),
//56
INSTR("sc", JITFUNC(Comp_Generic), Dis_Generic, Int_StoreSync, IN_IMM16|IN_RS_ADDR|IN_OTHER|IN_RT|OUT_RT|OUT_MEM|MEMTYPE_WORD),
INSTR("swc1", JITFUNC(Comp_FPULS), Dis_FPULS, Int_FPULS, IN_IMM16|IN_RS_ADDR|IN_FT|OUT_MEM|MEMTYPE_FLOAT|IS_FPU), //copU
INSTR("sv.s", JITFUNC(Comp_SV), Dis_SV, Int_SV, IN_IMM16|IN_RS_ADDR|IN_OTHER|OUT_MEM|IS_VFPU|VFPU_NO_PREFIX|MEMTYPE_FLOAT),
INVALID,
//60
ENCODING(VFPU6),
INSTR("sv", JITFUNC(Comp_SVQ), Dis_SVLRQ, Int_SVQ, IN_IMM16|IN_RS_ADDR|IN_OTHER|OUT_MEM|IS_VFPU|VFPU_NO_PREFIX|MEMTYPE_VQUAD), //copU
INSTR("sv.q", JITFUNC(Comp_SVQ), Dis_SVQ, Int_SVQ, IN_IMM16|IN_RS_ADDR|IN_OTHER|OUT_MEM|IS_VFPU|VFPU_NO_PREFIX|MEMTYPE_VQUAD),
// Some call this VFPU7 (vflush/vnop/vsync), but it's not super important.
INSTR("vflush", JITFUNC(Comp_DoNothing), Dis_Vflush, Int_Vflush, IS_VFPU|VFPU_NO_PREFIX),
};
const MIPSInstruction tableSpecial[64] = // 000000 ..... ..... ..... ..... xxxxxx
{
INSTR("sll", JITFUNC(Comp_ShiftType), Dis_ShiftType, Int_ShiftType, OUT_RD|IN_RT|IN_SA),
INVALID, // copu
INSTR("srl", JITFUNC(Comp_ShiftType), Dis_ShiftType, Int_ShiftType, OUT_RD|IN_RT|IN_SA),
INSTR("sra", JITFUNC(Comp_ShiftType), Dis_ShiftType, Int_ShiftType, OUT_RD|IN_RT|IN_SA),
INSTR("sllv", JITFUNC(Comp_ShiftType), Dis_VarShiftType, Int_ShiftType, OUT_RD|IN_RT|IN_RS_SHIFT),
INVALID,
INSTR("srlv", JITFUNC(Comp_ShiftType), Dis_VarShiftType, Int_ShiftType, OUT_RD|IN_RT|IN_RS_SHIFT),
INSTR("srav", JITFUNC(Comp_ShiftType), Dis_VarShiftType, Int_ShiftType, OUT_RD|IN_RT|IN_RS_SHIFT),
//8
INSTR("jr", JITFUNC(Comp_JumpReg), Dis_JumpRegType, Int_JumpRegType, IS_JUMP|IN_RS|DELAYSLOT),
INSTR("jalr", JITFUNC(Comp_JumpReg), Dis_JumpRegType, Int_JumpRegType, IS_JUMP|IN_RS|OUT_RD|DELAYSLOT),
INSTR("movz", JITFUNC(Comp_RType3), Dis_RType3, Int_RType3, OUT_RD|IN_RS|IN_RT|IS_CONDMOVE|CONDTYPE_EQ),
INSTR("movn", JITFUNC(Comp_RType3), Dis_RType3, Int_RType3, OUT_RD|IN_RS|IN_RT|IS_CONDMOVE|CONDTYPE_NE),
INSTR("syscall", JITFUNC(Comp_Syscall), Dis_Syscall, Int_Syscall, IN_MEM|IN_OTHER|OUT_MEM|OUT_OTHER),
INSTR("break", JITFUNC(Comp_Break), Dis_Generic, Int_Break, 0),
INVALID,
INSTR("sync", JITFUNC(Comp_DoNothing), Dis_Generic, Int_Sync, 0),
//16
INSTR("mfhi", JITFUNC(Comp_MulDivType), Dis_FromHiloTransfer, Int_MulDivType, OUT_RD|IN_HI),
INSTR("mthi", JITFUNC(Comp_MulDivType), Dis_ToHiloTransfer, Int_MulDivType, IN_RS|OUT_HI),
INSTR("mflo", JITFUNC(Comp_MulDivType), Dis_FromHiloTransfer, Int_MulDivType, OUT_RD|IN_LO),
INSTR("mtlo", JITFUNC(Comp_MulDivType), Dis_ToHiloTransfer, Int_MulDivType, IN_RS|OUT_LO),
INVALID,
INVALID,
INSTR("clz", JITFUNC(Comp_RType2), Dis_RType2, Int_RType2, OUT_RD|IN_RS),
INSTR("clo", JITFUNC(Comp_RType2), Dis_RType2, Int_RType2, OUT_RD|IN_RS),
//24
INSTR("mult", JITFUNC(Comp_MulDivType), Dis_MulDivType, Int_MulDivType, IN_RS|IN_RT|OUT_HI|OUT_LO),
INSTR("multu", JITFUNC(Comp_MulDivType), Dis_MulDivType, Int_MulDivType, IN_RS|IN_RT|OUT_HI|OUT_LO),
INSTR("div", JITFUNC(Comp_MulDivType), Dis_MulDivType, Int_MulDivType, IN_RS|IN_RT|OUT_HI|OUT_LO),
INSTR("divu", JITFUNC(Comp_MulDivType), Dis_MulDivType, Int_MulDivType, IN_RS|IN_RT|OUT_HI|OUT_LO),
INSTR("madd", JITFUNC(Comp_MulDivType), Dis_MulDivType, Int_MulDivType, IN_RS|IN_RT|IN_HI|IN_LO|OUT_HI|OUT_LO),
INSTR("maddu", JITFUNC(Comp_MulDivType), Dis_MulDivType, Int_MulDivType, IN_RS|IN_RT|IN_HI|IN_LO|OUT_HI|OUT_LO),
INVALID,
INVALID,
//32
INSTR("add", JITFUNC(Comp_RType3), Dis_RType3, Int_RType3, IN_RS|IN_RT|OUT_RD),
INSTR("addu", JITFUNC(Comp_RType3), Dis_addu, Int_RType3, IN_RS|IN_RT|OUT_RD),
INSTR("sub", JITFUNC(Comp_RType3), Dis_RType3, Int_RType3, IN_RS|IN_RT|OUT_RD),
INSTR("subu", JITFUNC(Comp_RType3), Dis_RType3, Int_RType3, IN_RS|IN_RT|OUT_RD),
INSTR("and", JITFUNC(Comp_RType3), Dis_RType3, Int_RType3, IN_RS|IN_RT|OUT_RD),
INSTR("or", JITFUNC(Comp_RType3), Dis_addu, Int_RType3, IN_RS|IN_RT|OUT_RD),
INSTR("xor", JITFUNC(Comp_RType3), Dis_RType3, Int_RType3, IN_RS|IN_RT|OUT_RD),
INSTR("nor", JITFUNC(Comp_RType3), Dis_RType3, Int_RType3, IN_RS|IN_RT|OUT_RD),
//40
INVALID,
INVALID,
INSTR("slt", JITFUNC(Comp_RType3), Dis_RType3, Int_RType3, IN_RS|IN_RT|OUT_RD),
INSTR("sltu", JITFUNC(Comp_RType3), Dis_RType3, Int_RType3, IN_RS|IN_RT|OUT_RD),
INSTR("max", JITFUNC(Comp_RType3), Dis_RType3, Int_RType3, IN_RS|IN_RT|OUT_RD),
INSTR("min", JITFUNC(Comp_RType3), Dis_RType3, Int_RType3, IN_RS|IN_RT|OUT_RD),
INSTR("msub", JITFUNC(Comp_MulDivType), Dis_MulDivType, Int_MulDivType, IN_RS|IN_RT|IN_HI|IN_LO|OUT_HI|OUT_LO),
INSTR("msubu", JITFUNC(Comp_MulDivType), Dis_MulDivType, Int_MulDivType, IN_RS|IN_RT|IN_HI|IN_LO|OUT_HI|OUT_LO),
//48
INSTR("tge", JITFUNC(Comp_Generic), Dis_RType3, 0, 0),
INSTR("tgeu", JITFUNC(Comp_Generic), Dis_RType3, 0, 0),
INSTR("tlt", JITFUNC(Comp_Generic), Dis_RType3, 0, 0),
INSTR("tltu", JITFUNC(Comp_Generic), Dis_RType3, 0, 0),
INSTR("teq", JITFUNC(Comp_Generic), Dis_RType3, 0, 0),
INVALID,
INSTR("tne", JITFUNC(Comp_Generic), Dis_RType3, 0, 0),
INVALID,
//56
INVALID_X_8,
};
// Theoretically should not hit these.
const MIPSInstruction tableSpecial2[64] = // 011100 ..... ..... ..... ..... xxxxxx
{
INSTR("halt", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INVALID, INVALID, INVALID, INVALID, INVALID, INVALID, INVALID,
//8
INVALID_X_8,
INVALID_X_8,
INVALID_X_8,
//32
INVALID, INVALID, INVALID, INVALID,
INSTR("mfic", JITFUNC(Comp_Generic), Dis_Generic, Int_Special2, OUT_OTHER),
INVALID,
INSTR("mtic", JITFUNC(Comp_Generic), Dis_Generic, Int_Special2, OUT_OTHER),
INVALID,
//40
INVALID_X_8,
INVALID_X_8,
INVALID_X_8,
};
const MIPSInstruction tableSpecial3[64] = // 011111 ..... ..... ..... ..... xxxxxx
{
INSTR("ext", JITFUNC(Comp_Special3), Dis_Special3, Int_Special3, IN_RS|OUT_RT),
INVALID,
INVALID,
INVALID,
INSTR("ins", JITFUNC(Comp_Special3), Dis_Special3, Int_Special3, IN_RS|IN_RT|OUT_RT),
INVALID,
INVALID,
INVALID,
//8
INVALID_X_8,
//16
INVALID_X_8,
//24
// TODO: Is this right? Or should it only be 32? Comment above (24) was mistakenly 32 before.
ENCODING(ALLEGREX0),
INVALID, INVALID, INVALID, INVALID, INVALID, INVALID, INVALID,
//32
ENCODING(ALLEGREX0),
INVALID, INVALID, INVALID, INVALID, INVALID, INVALID, INVALID,
//40
INVALID_X_8,
INVALID_X_8,
//56
INVALID, INVALID, INVALID,
INSTR("rdhwr", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INVALID, INVALID, INVALID, INVALID,
};
const MIPSInstruction tableRegImm[32] = // 000001 ..... xxxxx ................
{
INSTR("bltz", JITFUNC(Comp_RelBranchRI), Dis_RelBranch, Int_RelBranchRI, IS_CONDBRANCH|IN_IMM16|IN_RS|DELAYSLOT|CONDTYPE_LTZ),
INSTR("bgez", JITFUNC(Comp_RelBranchRI), Dis_RelBranch, Int_RelBranchRI, IS_CONDBRANCH|IN_IMM16|IN_RS|DELAYSLOT|CONDTYPE_GEZ),
INSTR("bltzl", JITFUNC(Comp_RelBranchRI), Dis_RelBranch, Int_RelBranchRI, IS_CONDBRANCH|IN_IMM16|IN_RS|DELAYSLOT|LIKELY|CONDTYPE_LTZ),
INSTR("bgezl", JITFUNC(Comp_RelBranchRI), Dis_RelBranch, Int_RelBranchRI, IS_CONDBRANCH|IN_IMM16|IN_RS|DELAYSLOT|LIKELY|CONDTYPE_GEZ),
INVALID,
INVALID,
INVALID,
INVALID,
//8
INSTR("tgei", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INSTR("tgeiu", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INSTR("tlti", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INSTR("tltiu", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INSTR("teqi", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INVALID,
INSTR("tnei", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INVALID,
//16
INSTR("bltzal", JITFUNC(Comp_RelBranchRI), Dis_RelBranch, Int_RelBranchRI, IS_CONDBRANCH|IN_IMM16|IN_RS|OUT_RA|DELAYSLOT|CONDTYPE_LTZ),
INSTR("bgezal", JITFUNC(Comp_RelBranchRI), Dis_RelBranch, Int_RelBranchRI, IS_CONDBRANCH|IN_IMM16|IN_RS|OUT_RA|DELAYSLOT|CONDTYPE_GEZ),
INSTR("bltzall", JITFUNC(Comp_RelBranchRI), Dis_RelBranch, Int_RelBranchRI, IS_CONDBRANCH|IN_IMM16|IN_RS|OUT_RA|DELAYSLOT|LIKELY|CONDTYPE_LTZ), //L = likely
INSTR("bgezall", JITFUNC(Comp_RelBranchRI), Dis_RelBranch, Int_RelBranchRI, IS_CONDBRANCH|IN_IMM16|IN_RS|OUT_RA|DELAYSLOT|LIKELY|CONDTYPE_GEZ),
INVALID,
INVALID,
INVALID,
INVALID,
//24
INVALID, INVALID, INVALID, INVALID, INVALID, INVALID, INVALID,
INSTR("synci", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
};
const MIPSInstruction tableCop2[32] = // 010010 xxxxx ..... ................
{
INSTR("mfc2", JITFUNC(Comp_Generic), Dis_Generic, 0, OUT_RT),
INVALID,
INSTR("cfc2", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INSTR("mfv", JITFUNC(Comp_Mftv), Dis_Mftv, Int_Mftv, IN_OTHER|IN_VFPU_CC|OUT_RT|IS_VFPU),
INSTR("mtc2", JITFUNC(Comp_Generic), Dis_Generic, 0, IN_RT),
INVALID,
INSTR("ctc2", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INSTR("mtv", JITFUNC(Comp_Mftv), Dis_Mftv, Int_Mftv, IN_RT|OUT_VFPU_CC|OUT_OTHER|IS_VFPU),
//8
ENCODING(Cop2BC2),
INSTR("??", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INSTR("??", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INSTR("??", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INSTR("??", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INSTR("??", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INSTR("??", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INSTR("??", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
//16
INVALID_X_8,
INVALID_X_8,
};
const MIPSInstruction tableCop2BC2[4] = // 010010 01000 ...xx ................
{
INSTR("bvf", JITFUNC(Comp_VBranch), Dis_VBranch, Int_VBranch, IS_CONDBRANCH|IN_IMM16|IN_VFPU_CC|DELAYSLOT|IS_VFPU),
INSTR("bvt", JITFUNC(Comp_VBranch), Dis_VBranch, Int_VBranch, IS_CONDBRANCH|IN_IMM16|IN_VFPU_CC|DELAYSLOT|IS_VFPU),
INSTR("bvfl", JITFUNC(Comp_VBranch), Dis_VBranch, Int_VBranch, IS_CONDBRANCH|IN_IMM16|IN_VFPU_CC|DELAYSLOT|LIKELY|IS_VFPU),
INSTR("bvtl", JITFUNC(Comp_VBranch), Dis_VBranch, Int_VBranch, IS_CONDBRANCH|IN_IMM16|IN_VFPU_CC|DELAYSLOT|LIKELY|IS_VFPU),
};
const MIPSInstruction tableCop0[32] = // 010000 xxxxx ..... ................
{
INSTR("mfc0", JITFUNC(Comp_Generic), Dis_Generic, 0, OUT_RT), // unused
INVALID,
INVALID,
INVALID,
INSTR("mtc0", JITFUNC(Comp_Generic), Dis_Generic, 0, IN_RT), // unused
INVALID,
INVALID,
INVALID,
//8
INVALID,
INVALID,
INSTR("rdpgpr", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INSTR("mfmc0", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INVALID,
INVALID,
INSTR("wrpgpr", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INVALID,
//16
ENCODING(Cop0CO), ENCODING(Cop0CO), ENCODING(Cop0CO), ENCODING(Cop0CO), ENCODING(Cop0CO), ENCODING(Cop0CO), ENCODING(Cop0CO), ENCODING(Cop0CO),
ENCODING(Cop0CO), ENCODING(Cop0CO), ENCODING(Cop0CO), ENCODING(Cop0CO), ENCODING(Cop0CO), ENCODING(Cop0CO), ENCODING(Cop0CO), ENCODING(Cop0CO),
};
// we won't encounter these since we only do user mode emulation
const MIPSInstruction tableCop0CO[64] = // 010000 1.... ..... ..... ..... xxxxxx
{
INVALID,
INSTR("tlbr", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INSTR("tlbwi", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INVALID,
INVALID,
INVALID,
INSTR("tlbwr", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INVALID,
//8
INSTR("tlbp", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INVALID, INVALID, INVALID, INVALID, INVALID, INVALID, INVALID,
INVALID_X_8,
//24
INSTR("eret", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INSTR("iack", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INVALID, INVALID, INVALID, INVALID, INVALID,
INSTR("deret", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
//32
INSTR("wait", JITFUNC(Comp_Generic), Dis_Generic, 0, 0),
INVALID, INVALID, INVALID, INVALID, INVALID, INVALID, INVALID,
//40
INVALID_X_8,
INVALID_X_8,
INVALID_X_8,
};
const MIPSInstruction tableCop1[32] = // 010001 xxxxx ..... ..... ...........
{
INSTR("mfc1", JITFUNC(Comp_mxc1), Dis_mxc1, Int_mxc1, IN_FS|OUT_RT|IS_FPU),
INVALID,
INSTR("cfc1", JITFUNC(Comp_mxc1), Dis_mxc1, Int_mxc1, IN_OTHER|IN_FPUFLAG|OUT_RT|IS_FPU),
INVALID,
INSTR("mtc1", JITFUNC(Comp_mxc1), Dis_mxc1, Int_mxc1, IN_RT|OUT_FS|IS_FPU),
INVALID,
INSTR("ctc1", JITFUNC(Comp_mxc1), Dis_mxc1, Int_mxc1, IN_RT|OUT_FPUFLAG|OUT_OTHER|IS_FPU),
INVALID,
//8
ENCODING(Cop1BC), INVALID, INVALID, INVALID, INVALID, INVALID, INVALID, INVALID,
//16
ENCODING(Cop1S), INVALID, INVALID, INVALID,
ENCODING(Cop1W), INVALID, INVALID, INVALID,
//24
INVALID_X_8,
};
const MIPSInstruction tableCop1BC[32] = // 010001 01000 xxxxx ................
{
INSTR("bc1f", JITFUNC(Comp_FPUBranch), Dis_FPUBranch, Int_FPUBranch, IS_CONDBRANCH|IN_IMM16|IN_FPUFLAG|DELAYSLOT|CONDTYPE_FPUFALSE|IS_FPU),
INSTR("bc1t", JITFUNC(Comp_FPUBranch), Dis_FPUBranch, Int_FPUBranch, IS_CONDBRANCH|IN_IMM16|IN_FPUFLAG|DELAYSLOT|CONDTYPE_FPUTRUE|IS_FPU),
INSTR("bc1fl", JITFUNC(Comp_FPUBranch), Dis_FPUBranch, Int_FPUBranch, IS_CONDBRANCH|IN_IMM16|IN_FPUFLAG|DELAYSLOT|LIKELY|CONDTYPE_FPUFALSE|IS_FPU),
INSTR("bc1tl", JITFUNC(Comp_FPUBranch), Dis_FPUBranch, Int_FPUBranch, IS_CONDBRANCH|IN_IMM16|IN_FPUFLAG|DELAYSLOT|LIKELY|CONDTYPE_FPUTRUE|IS_FPU),
INVALID, INVALID, INVALID, INVALID,
//8
INVALID_X_8,
INVALID_X_8,
INVALID_X_8,
};
const MIPSInstruction tableCop1S[64] = // 010001 10000 ..... ..... ..... xxxxxx
{
INSTR("add.s", JITFUNC(Comp_FPU3op), Dis_FPU3op, Int_FPU3op, OUT_FD|IN_FS|IN_FT|IS_FPU),
INSTR("sub.s", JITFUNC(Comp_FPU3op), Dis_FPU3op, Int_FPU3op, OUT_FD|IN_FS|IN_FT|IS_FPU),
INSTR("mul.s", JITFUNC(Comp_FPU3op), Dis_FPU3op, Int_FPU3op, OUT_FD|IN_FS|IN_FT|IS_FPU),
INSTR("div.s", JITFUNC(Comp_FPU3op), Dis_FPU3op, Int_FPU3op, OUT_FD|IN_FS|IN_FT|IS_FPU),
INSTR("sqrt.s", JITFUNC(Comp_FPU2op), Dis_FPU2op, Int_FPU2op, OUT_FD|IN_FS|IS_FPU),
INSTR("abs.s", JITFUNC(Comp_FPU2op), Dis_FPU2op, Int_FPU2op, OUT_FD|IN_FS|IS_FPU),
INSTR("mov.s", JITFUNC(Comp_FPU2op), Dis_FPU2op, Int_FPU2op, OUT_FD|IN_FS|IS_FPU),
INSTR("neg.s", JITFUNC(Comp_FPU2op), Dis_FPU2op, Int_FPU2op, OUT_FD|IN_FS|IS_FPU),
//8
INVALID, INVALID, INVALID, INVALID,
INSTR("round.w.s", JITFUNC(Comp_FPU2op), Dis_FPU2op, Int_FPU2op, OUT_FD|IN_FS|IS_FPU),
INSTR("trunc.w.s", JITFUNC(Comp_FPU2op), Dis_FPU2op, Int_FPU2op, OUT_FD|IN_FS|IS_FPU),
INSTR("ceil.w.s", JITFUNC(Comp_FPU2op), Dis_FPU2op, Int_FPU2op, OUT_FD|IN_FS|IS_FPU),
INSTR("floor.w.s", JITFUNC(Comp_FPU2op), Dis_FPU2op, Int_FPU2op, OUT_FD|IN_FS|IS_FPU),
//16
INVALID_X_8,
//24
INVALID_X_8,
//32
INVALID, INVALID, INVALID, INVALID,
//36
INSTR("cvt.w.s", JITFUNC(Comp_FPU2op), Dis_FPU2op, Int_FPU2op, OUT_FD|IN_FS|IS_FPU),
INVALID,
INSTR("dis.int", JITFUNC(Comp_Generic), Dis_Generic, Int_Interrupt, 0),
INVALID,
//40
INVALID_X_8,
//48 - 010001 10000 ..... ..... ..... 11xxxx
INSTR("c.f", JITFUNC(Comp_FPUComp), Dis_FPUComp, Int_FPUComp, OUT_FPUFLAG|IS_FPU),
INSTR("c.un", JITFUNC(Comp_FPUComp), Dis_FPUComp, Int_FPUComp, IN_FS|IN_FT|OUT_FPUFLAG|IS_FPU),
INSTR("c.eq", JITFUNC(Comp_FPUComp), Dis_FPUComp, Int_FPUComp, IN_FS|IN_FT|OUT_FPUFLAG|IS_FPU),
INSTR("c.ueq", JITFUNC(Comp_FPUComp), Dis_FPUComp, Int_FPUComp, IN_FS|IN_FT|OUT_FPUFLAG|IS_FPU),
INSTR("c.olt", JITFUNC(Comp_FPUComp), Dis_FPUComp, Int_FPUComp, IN_FS|IN_FT|OUT_FPUFLAG|IS_FPU),
INSTR("c.ult", JITFUNC(Comp_FPUComp), Dis_FPUComp, Int_FPUComp, IN_FS|IN_FT|OUT_FPUFLAG|IS_FPU),
INSTR("c.ole", JITFUNC(Comp_FPUComp), Dis_FPUComp, Int_FPUComp, IN_FS|IN_FT|OUT_FPUFLAG|IS_FPU),
INSTR("c.ule", JITFUNC(Comp_FPUComp), Dis_FPUComp, Int_FPUComp, IN_FS|IN_FT|OUT_FPUFLAG|IS_FPU),
INSTR("c.sf", JITFUNC(Comp_FPUComp), Dis_FPUComp, Int_FPUComp, OUT_FPUFLAG|IS_FPU),
INSTR("c.ngle",JITFUNC(Comp_FPUComp), Dis_FPUComp, Int_FPUComp, IN_FS|IN_FT|OUT_FPUFLAG|IS_FPU),
INSTR("c.seq", JITFUNC(Comp_FPUComp), Dis_FPUComp, Int_FPUComp, IN_FS|IN_FT|OUT_FPUFLAG|IS_FPU),
INSTR("c.ngl", JITFUNC(Comp_FPUComp), Dis_FPUComp, Int_FPUComp, IN_FS|IN_FT|OUT_FPUFLAG|IS_FPU),
INSTR("c.lt", JITFUNC(Comp_FPUComp), Dis_FPUComp, Int_FPUComp, IN_FS|IN_FT|OUT_FPUFLAG|IS_FPU),
INSTR("c.nge", JITFUNC(Comp_FPUComp), Dis_FPUComp, Int_FPUComp, IN_FS|IN_FT|OUT_FPUFLAG|IS_FPU),
INSTR("c.le", JITFUNC(Comp_FPUComp), Dis_FPUComp, Int_FPUComp, IN_FS|IN_FT|OUT_FPUFLAG|IS_FPU),
INSTR("c.ngt", JITFUNC(Comp_FPUComp), Dis_FPUComp, Int_FPUComp, IN_FS|IN_FT|OUT_FPUFLAG|IS_FPU),
};
const MIPSInstruction tableCop1W[64] = // 010001 10100 ..... ..... ..... xxxxxx
{
INVALID_X_8,
//8
INVALID_X_8,
//16
INVALID_X_8,
//24
INVALID_X_8,
//32
INSTR("cvt.s.w", JITFUNC(Comp_FPU2op), Dis_FPU2op, Int_FPU2op, OUT_FD|IN_FS|IS_FPU),
INVALID, INVALID, INVALID,
//36
INVALID,
INVALID,
INVALID,
INVALID,
//40
INVALID_X_8,
//48
INVALID_X_8,
INVALID_X_8,
};
const MIPSInstruction tableVFPU0[8] = // 011000 xxx ....... . ....... . .......
{
INSTR("vadd", JITFUNC(Comp_VecDo3), Dis_VectorSet3, Int_VecDo3, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vsub", JITFUNC(Comp_VecDo3), Dis_VectorSet3, Int_VecDo3, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
// TODO: Flags may not be correct (prefixes, etc.)
INSTR("vsbn", JITFUNC(Comp_Generic), Dis_VectorSet3, Int_Vsbn, IN_OTHER|OUT_OTHER|IS_VFPU),
INVALID, INVALID, INVALID, INVALID,
INSTR("vdiv", JITFUNC(Comp_VecDo3), Dis_VectorSet3, Int_VecDo3, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
};
const MIPSInstruction tableVFPU1[8] = // 011001 xxx ....... . ....... . .......
{
INSTR("vmul", JITFUNC(Comp_VecDo3), Dis_VectorSet3, Int_VecDo3, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vdot", JITFUNC(Comp_VDot), Dis_VectorDot, Int_VDot, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vscl", JITFUNC(Comp_VScl), Dis_VScl, Int_VScl, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INVALID,
INSTR("vhdp", JITFUNC(Comp_VHdp), Dis_VectorDot, Int_VHdp, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vcrs", JITFUNC(Comp_VCrs), Dis_Vcrs, Int_Vcrs, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vdet", JITFUNC(Comp_VDet), Dis_VectorDot, Int_Vdet, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INVALID,
};
const MIPSInstruction tableVFPU3[8] = // 011011 xxx ....... . ....... . .......
{
INSTR("vcmp", JITFUNC(Comp_Vcmp), Dis_Vcmp, Int_Vcmp, IN_OTHER|OUT_VFPU_CC|IS_VFPU|OUT_EAT_PREFIX),
INVALID,
INSTR("vmin", JITFUNC(Comp_VecDo3), Dis_VectorSet3, Int_Vminmax, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vmax", JITFUNC(Comp_VecDo3), Dis_VectorSet3, Int_Vminmax, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INVALID,
INSTR("vscmp", JITFUNC(Comp_Generic), Dis_VectorSet3, Int_Vscmp, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vsge", JITFUNC(Comp_VecDo3), Dis_VectorSet3, Int_Vsge, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vslt", JITFUNC(Comp_VecDo3), Dis_VectorSet3, Int_Vslt, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
};
const MIPSInstruction tableVFPU4Jump[32] = // 110100 xxxxx ..... . ....... . .......
{
ENCODING(VFPU4),
ENCODING(VFPU7),
ENCODING(VFPU9),
INSTR("vcst", JITFUNC(Comp_Vcst), Dis_Vcst, Int_Vcst, OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INVALID, INVALID, INVALID, INVALID,
//8
INVALID_X_8,
//16
INSTR("vf2in", JITFUNC(Comp_Vf2i), Dis_Vf2i, Int_Vf2i, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vf2iz", JITFUNC(Comp_Vf2i), Dis_Vf2i, Int_Vf2i, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vf2iu", JITFUNC(Comp_Vf2i), Dis_Vf2i, Int_Vf2i, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vf2id", JITFUNC(Comp_Vf2i), Dis_Vf2i, Int_Vf2i, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
//20
INSTR("vi2f", JITFUNC(Comp_Vi2f), Dis_Vf2i, Int_Vi2f, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vcmov", JITFUNC(Comp_Vcmov), Dis_Vcmov, Int_Vcmov, IN_OTHER|IN_VFPU_CC|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INVALID,
INVALID,
//24 - 110100 11 ........ . ....... . .......
// TODO: Flags may not be correct (prefixes, etc.)
INSTR("vwbn.s", JITFUNC(Comp_Generic), Dis_Vwbn, Int_Vwbn, IN_OTHER|OUT_OTHER|IS_VFPU),
INSTR("vwbn.s", JITFUNC(Comp_Generic), Dis_Vwbn, Int_Vwbn, IN_OTHER|OUT_OTHER|IS_VFPU),
INSTR("vwbn.s", JITFUNC(Comp_Generic), Dis_Vwbn, Int_Vwbn, IN_OTHER|OUT_OTHER|IS_VFPU),
INSTR("vwbn.s", JITFUNC(Comp_Generic), Dis_Vwbn, Int_Vwbn, IN_OTHER|OUT_OTHER|IS_VFPU),
INSTR("vwbn.s", JITFUNC(Comp_Generic), Dis_Vwbn, Int_Vwbn, IN_OTHER|OUT_OTHER|IS_VFPU),
INSTR("vwbn.s", JITFUNC(Comp_Generic), Dis_Vwbn, Int_Vwbn, IN_OTHER|OUT_OTHER|IS_VFPU),
INSTR("vwbn.s", JITFUNC(Comp_Generic), Dis_Vwbn, Int_Vwbn, IN_OTHER|OUT_OTHER|IS_VFPU),
INSTR("vwbn.s", JITFUNC(Comp_Generic), Dis_Vwbn, Int_Vwbn, IN_OTHER|OUT_OTHER|IS_VFPU),
};
const MIPSInstruction tableVFPU7[32] = // 110100 00001 xxxxx . ....... . .......
{
// TODO disasm
INSTR("vrnds", JITFUNC(Comp_Generic), Dis_Vrnds, Int_Vrnds, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vrndi", JITFUNC(Comp_Generic), Dis_VrndX, Int_VrndX, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vrndf1", JITFUNC(Comp_Generic), Dis_VrndX, Int_VrndX, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vrndf2", JITFUNC(Comp_Generic), Dis_VrndX, Int_VrndX, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INVALID, INVALID, INVALID, INVALID,
//8
INVALID, INVALID, INVALID, INVALID,
// TODO: Flags may not be correct (prefixes, etc.) Is this the correct encoding? Others say 10110.
INSTR("vsbz", JITFUNC(Comp_Generic), Dis_Generic, Int_Vsbz, IN_OTHER|OUT_OTHER|IS_VFPU),
INVALID, INVALID, INVALID,
//16
INVALID,
INVALID,
INSTR("vf2h", JITFUNC(Comp_Generic), Dis_Vf2h, Int_Vf2h, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vh2f", JITFUNC(Comp_Vh2f), Dis_Vh2f, Int_Vh2f, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INVALID,
INVALID,
INVALID,
// TODO: Flags may not be correct (prefixes, etc.)
INSTR("vlgb", JITFUNC(Comp_Generic), Dis_Generic, Int_Vlgb, IN_OTHER|OUT_OTHER|IS_VFPU),
//24
INSTR("vuc2i", JITFUNC(Comp_Vx2i), Dis_Vs2i, Int_Vx2i, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX), // Seen in BraveStory, initialization 110100 00001110000 000 0001 0000 0000
INSTR("vc2i", JITFUNC(Comp_Vx2i), Dis_Vs2i, Int_Vx2i, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vus2i", JITFUNC(Comp_Vx2i), Dis_Vs2i, Int_Vx2i, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vs2i", JITFUNC(Comp_Vx2i), Dis_Vs2i, Int_Vx2i, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vi2uc", JITFUNC(Comp_Vi2x), Dis_Vi2x, Int_Vi2x, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vi2c", JITFUNC(Comp_Vi2x), Dis_Vi2x, Int_Vi2x, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vi2us", JITFUNC(Comp_Vi2x), Dis_Vi2x, Int_Vi2x, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vi2s", JITFUNC(Comp_Vi2x), Dis_Vi2x, Int_Vi2x, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
};
// 110100 00000 10100 0000000000000000
// 110100 00000 10111 0000000000000000
const MIPSInstruction tableVFPU4[32] = // 110100 00000 xxxxx . ....... . .......
{
INSTR("vmov", JITFUNC(Comp_VV2Op), Dis_VectorSet2, Int_VV2Op, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vabs", JITFUNC(Comp_VV2Op), Dis_VectorSet2, Int_VV2Op, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vneg", JITFUNC(Comp_VV2Op), Dis_VectorSet2, Int_VV2Op, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vidt", JITFUNC(Comp_VIdt), Dis_VectorSet1, Int_Vidt, OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vsat0", JITFUNC(Comp_VV2Op), Dis_VectorSet2, Int_VV2Op, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vsat1", JITFUNC(Comp_VV2Op), Dis_VectorSet2, Int_VV2Op, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vzero", JITFUNC(Comp_VVectorInit), Dis_VectorSet1, Int_VVectorInit, OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vone", JITFUNC(Comp_VVectorInit), Dis_VectorSet1, Int_VVectorInit, OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
//8
INVALID_X_8,
//16
INSTR("vrcp", JITFUNC(Comp_VV2Op), Dis_VectorSet2, Int_VV2Op, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vrsq", JITFUNC(Comp_VV2Op), Dis_VectorSet2, Int_VV2Op, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vsin", JITFUNC(Comp_VV2Op), Dis_VectorSet2, Int_VV2Op, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vcos", JITFUNC(Comp_VV2Op), Dis_VectorSet2, Int_VV2Op, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vexp2", JITFUNC(Comp_VV2Op), Dis_VectorSet2, Int_VV2Op, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vlog2", JITFUNC(Comp_VV2Op), Dis_VectorSet2, Int_VV2Op, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vsqrt", JITFUNC(Comp_VV2Op), Dis_VectorSet2, Int_VV2Op, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vasin", JITFUNC(Comp_VV2Op), Dis_VectorSet2, Int_VV2Op, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
//24
INSTR("vnrcp", JITFUNC(Comp_VV2Op), Dis_VectorSet2, Int_VV2Op, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INVALID,
INSTR("vnsin", JITFUNC(Comp_VV2Op), Dis_VectorSet2, Int_VV2Op, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INVALID,
INSTR("vrexp2", JITFUNC(Comp_VV2Op), Dis_VectorSet2, Int_VV2Op, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INVALID, INVALID, INVALID,
};
MIPSInstruction tableVFPU5[8] = // 110111 xxx ....... ................
{
INSTR("vpfxs", JITFUNC(Comp_VPFX), Dis_VPFXST, Int_VPFX, IN_IMM16|OUT_OTHER|IS_VFPU),
INSTR("vpfxs", JITFUNC(Comp_VPFX), Dis_VPFXST, Int_VPFX, IN_IMM16|OUT_OTHER|IS_VFPU),
INSTR("vpfxt", JITFUNC(Comp_VPFX), Dis_VPFXST, Int_VPFX, IN_IMM16|OUT_OTHER|IS_VFPU),
INSTR("vpfxt", JITFUNC(Comp_VPFX), Dis_VPFXST, Int_VPFX, IN_IMM16|OUT_OTHER|IS_VFPU),
INSTR("vpfxd", JITFUNC(Comp_VPFX), Dis_VPFXD, Int_VPFX, IN_IMM16|OUT_OTHER|IS_VFPU),
INSTR("vpfxd", JITFUNC(Comp_VPFX), Dis_VPFXD, Int_VPFX, IN_IMM16|OUT_OTHER|IS_VFPU),
INSTR("viim.s", JITFUNC(Comp_Viim), Dis_Viim, Int_Viim, IN_IMM16|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vfim.s", JITFUNC(Comp_Vfim), Dis_Viim, Int_Viim, IN_IMM16|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
};
const MIPSInstruction tableVFPU6[32] = // 111100 xxxxx ..... . ....... . .......
{
//0
INSTR("vmmul", JITFUNC(Comp_Vmmul), Dis_MatrixMult, Int_Vmmul, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vmmul", JITFUNC(Comp_Vmmul), Dis_MatrixMult, Int_Vmmul, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vmmul", JITFUNC(Comp_Vmmul), Dis_MatrixMult, Int_Vmmul, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vmmul", JITFUNC(Comp_Vmmul), Dis_MatrixMult, Int_Vmmul, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("v(h)tfm2", JITFUNC(Comp_Vtfm), Dis_Vtfm, Int_Vtfm, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("v(h)tfm2", JITFUNC(Comp_Vtfm), Dis_Vtfm, Int_Vtfm, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("v(h)tfm2", JITFUNC(Comp_Vtfm), Dis_Vtfm, Int_Vtfm, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("v(h)tfm2", JITFUNC(Comp_Vtfm), Dis_Vtfm, Int_Vtfm, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
//8
INSTR("v(h)tfm3", JITFUNC(Comp_Vtfm), Dis_Vtfm, Int_Vtfm, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("v(h)tfm3", JITFUNC(Comp_Vtfm), Dis_Vtfm, Int_Vtfm, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("v(h)tfm3", JITFUNC(Comp_Vtfm), Dis_Vtfm, Int_Vtfm, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("v(h)tfm3", JITFUNC(Comp_Vtfm), Dis_Vtfm, Int_Vtfm, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("v(h)tfm4", JITFUNC(Comp_Vtfm), Dis_Vtfm, Int_Vtfm, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("v(h)tfm4", JITFUNC(Comp_Vtfm), Dis_Vtfm, Int_Vtfm, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("v(h)tfm4", JITFUNC(Comp_Vtfm), Dis_Vtfm, Int_Vtfm, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("v(h)tfm4", JITFUNC(Comp_Vtfm), Dis_Vtfm, Int_Vtfm, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
//16
INSTR("vmscl", JITFUNC(Comp_Vmscl), Dis_Vmscl, Int_Vmscl, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vmscl", JITFUNC(Comp_Vmscl), Dis_Vmscl, Int_Vmscl, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vmscl", JITFUNC(Comp_Vmscl), Dis_Vmscl, Int_Vmscl, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vmscl", JITFUNC(Comp_Vmscl), Dis_Vmscl, Int_Vmscl, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vcrsp.t/vqmul.q", JITFUNC(Comp_VCrossQuat), Dis_CrossQuat, Int_CrossQuat, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vcrsp.t/vqmul.q", JITFUNC(Comp_VCrossQuat), Dis_CrossQuat, Int_CrossQuat, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vcrsp.t/vqmul.q", JITFUNC(Comp_VCrossQuat), Dis_CrossQuat, Int_CrossQuat, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vcrsp.t/vqmul.q", JITFUNC(Comp_VCrossQuat), Dis_CrossQuat, Int_CrossQuat, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
//24
INVALID,
INVALID,
INVALID,
INVALID,
//28
ENCODING(VFPUMatrix1),
INSTR("vrot", JITFUNC(Comp_VRot), Dis_VRot, Int_Vrot, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INVALID,
INVALID,
};
// TODO: Should this only be when bit 20 is 0?
const MIPSInstruction tableVFPUMatrixSet1[16] = // 111100 11100 .xxxx . ....... . ....... (rm x is 16)
{
INSTR("vmmov", JITFUNC(Comp_Vmmov), Dis_MatrixSet2, Int_Vmmov, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INVALID,
INVALID,
INSTR("vmidt", JITFUNC(Comp_VMatrixInit), Dis_MatrixSet1, Int_VMatrixInit, OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INVALID,
INVALID,
INSTR("vmzero", JITFUNC(Comp_VMatrixInit), Dis_MatrixSet1, Int_VMatrixInit, OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vmone", JITFUNC(Comp_VMatrixInit), Dis_MatrixSet1, Int_VMatrixInit, OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INVALID_X_8,
};
const MIPSInstruction tableVFPU9[32] = // 110100 00010 xxxxx . ....... . .......
{
// TODO: Flags may not be correct (prefixes, etc.)
INSTR("vsrt1", JITFUNC(Comp_Generic), Dis_Vbfy, Int_Vsrt1, IN_OTHER|OUT_OTHER|IS_VFPU),
// TODO: Flags may not be correct (prefixes, etc.)
INSTR("vsrt2", JITFUNC(Comp_Generic), Dis_Vbfy, Int_Vsrt2, IN_OTHER|OUT_OTHER|IS_VFPU),
INSTR("vbfy1", JITFUNC(Comp_Vbfy), Dis_Vbfy, Int_Vbfy, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vbfy2", JITFUNC(Comp_Vbfy), Dis_Vbfy, Int_Vbfy, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
//4
INSTR("vocp", JITFUNC(Comp_Vocp), Dis_Vbfy, Int_Vocp, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX), // one's complement
INSTR("vsocp", JITFUNC(Comp_Generic), Dis_Vbfy, Int_Vsocp, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vfad", JITFUNC(Comp_Vhoriz), Dis_Vfad, Int_Vfad, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
// TODO: Flags may not be correct (prefixes, etc.)
INSTR("vavg", JITFUNC(Comp_Vhoriz), Dis_Vfad, Int_Vavg, IN_OTHER|OUT_OTHER|IS_VFPU),
//8
// TODO: Flags may not be correct (prefixes, etc.)
INSTR("vsrt3", JITFUNC(Comp_Generic), Dis_Vbfy, Int_Vsrt3, IN_OTHER|OUT_OTHER|IS_VFPU),
// TODO: Flags may not be correct (prefixes, etc.)
INSTR("vsrt4", JITFUNC(Comp_Generic), Dis_Vbfy, Int_Vsrt4, IN_OTHER|OUT_OTHER|IS_VFPU),
INSTR("vsgn", JITFUNC(Comp_Vsgn), Dis_Vbfy, Int_Vsgn, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INVALID,
//12
INVALID,
INVALID,
INVALID,
INVALID,
//16
// TODO: Flags may not be correct (prefixes, etc.)
INSTR("vmfvc", JITFUNC(Comp_Vmfvc), Dis_Vmftvc, Int_Vmfvc, IN_OTHER|IN_VFPU_CC|OUT_OTHER|IS_VFPU),
// TODO: Flags may not be correct (prefixes, etc.)
INSTR("vmtvc", JITFUNC(Comp_Vmtvc), Dis_Vmftvc, Int_Vmtvc, IN_OTHER|OUT_VFPU_CC|OUT_OTHER|IS_VFPU),
INVALID,
INVALID,
//20
INVALID, INVALID, INVALID, INVALID,
//24
INVALID,
INSTR("vt4444", JITFUNC(Comp_ColorConv), Dis_ColorConv, Int_ColorConv, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vt5551", JITFUNC(Comp_ColorConv), Dis_ColorConv, Int_ColorConv, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
INSTR("vt5650", JITFUNC(Comp_ColorConv), Dis_ColorConv, Int_ColorConv, IN_OTHER|OUT_OTHER|IS_VFPU|OUT_EAT_PREFIX),
//28
INVALID, INVALID, INVALID, INVALID,
};
const MIPSInstruction tableALLEGREX0[32] = // 011111 ..... ..... ..... xxxxx 100000 - or ending with 011000?
{
INVALID,
INVALID,
INSTR("wsbh", JITFUNC(Comp_Allegrex2), Dis_Allegrex2, Int_Allegrex2, IN_RT|OUT_RD),
INSTR("wsbw", JITFUNC(Comp_Allegrex2), Dis_Allegrex2, Int_Allegrex2, IN_RT|OUT_RD),
INVALID, INVALID, INVALID, INVALID,
//8
INVALID_X_8,
//16
INSTR("seb", JITFUNC(Comp_Allegrex), Dis_Allegrex,Int_Allegrex, IN_RT|OUT_RD),
INVALID,
INVALID,
INVALID,
//20
INSTR("bitrev", JITFUNC(Comp_Allegrex), Dis_Allegrex,Int_Allegrex, IN_RT|OUT_RD),
INVALID,
INVALID,
INVALID,
//24
INSTR("seh", JITFUNC(Comp_Allegrex), Dis_Allegrex,Int_Allegrex, IN_RT|OUT_RD),
INVALID,
INVALID,
INVALID,
//28
INVALID,
INVALID,
INVALID,
INVALID,
};
const MIPSInstruction tableEMU[4] = {
INSTR("RUNBLOCK", JITFUNC(Comp_RunBlock), Dis_Emuhack, Int_Emuhack, 0xFFFFFFFF),
INSTR("RetKrnl", 0, Dis_Emuhack, Int_Emuhack, 0),
INSTR("CallRepl", JITFUNC(Comp_ReplacementFunc), Dis_Emuhack, Int_Emuhack, 0),
INVALID,
};
struct EncodingBitsInfo {
EncodingBitsInfo(u8 shift_, u8 maskBits_) : shift(shift_) {
mask = (1 << maskBits_) - 1;
}
u8 shift;
u32 mask;
};
const EncodingBitsInfo encodingBits[NumEncodings] = {
EncodingBitsInfo(26, 6), //IMME
EncodingBitsInfo(0, 6), //Special
EncodingBitsInfo(0, 6), //special2
EncodingBitsInfo(0, 6), //special3
EncodingBitsInfo(16, 5), //RegImm
EncodingBitsInfo(21, 5), //Cop0
EncodingBitsInfo(0, 6), //Cop0CO
EncodingBitsInfo(21, 5), //Cop1
EncodingBitsInfo(16, 5), //Cop1BC
EncodingBitsInfo(0, 6), //Cop1S
EncodingBitsInfo(0, 6), //Cop1W
EncodingBitsInfo(21, 5), //Cop2
EncodingBitsInfo(16, 2), //Cop2BC2
EncodingBitsInfo(0, 0), //Cop2Rese
EncodingBitsInfo(23, 3), //VFPU0
EncodingBitsInfo(23, 3), //VFPU1
EncodingBitsInfo(23, 3), //VFPU3
EncodingBitsInfo(21, 5), //VFPU4Jump
EncodingBitsInfo(16, 5), //VFPU7
EncodingBitsInfo(16, 5), //VFPU4
EncodingBitsInfo(23, 3), //VFPU5
EncodingBitsInfo(21, 5), //VFPU6
EncodingBitsInfo(16, 4), //VFPUMatrix1
EncodingBitsInfo(16, 5), //VFPU9
EncodingBitsInfo(6, 5), //ALLEGREX0
EncodingBitsInfo(24, 2), //EMUHACK
EncodingBitsInfo(0, 0), //Rese
};
const MIPSInstruction *mipsTables[NumEncodings] = {
tableImmediate,
tableSpecial,
tableSpecial2,
tableSpecial3,
tableRegImm,
tableCop0,
tableCop0CO,
tableCop1,
tableCop1BC,
tableCop1S,
tableCop1W,
tableCop2,
tableCop2BC2,
0,
tableVFPU0, //vfpu0
tableVFPU1, //vfpu1
tableVFPU3, //vfpu3
tableVFPU4Jump,
tableVFPU7, //vfpu4 110100 00001
tableVFPU4, //vfpu4 110100 00000
tableVFPU5, //vfpu5 110111
tableVFPU6, //vfpu6 111100
tableVFPUMatrixSet1,
tableVFPU9,
tableALLEGREX0,
tableEMU,
0,
};
//arm encoding table
//const MIPSInstruction mipsinstructions[] =
//{
//{Comp_Unimpl,Dis_Unimpl, Info_NN, 0, 0x601, 0x1FE,0}, //could be used for drec hook :) bits 5-24 plus 0-3 are available, 19 bits are more than enough
// DATA PROCESSING INSTRUCTIONS
// S
// {Comp_AND, Dis_AND, Info_DP, 0, DATAP(0, 0), 0x20F, {0}},
//};
// TODO : generate smart dispatcher functions from above tables
// instead of this slow method.
const MIPSInstruction *MIPSGetInstruction(MIPSOpcode op) {
MipsEncoding encoding = Imme;
const MIPSInstruction *instr = &tableImmediate[op.encoding >> 26];
while (instr->altEncoding != Instruc) {
if (instr->altEncoding == Inval) {
//ERROR_LOG(CPU, "Invalid instruction %08x in table %i, entry %i", op, (int)encoding, subop);
return 0; //invalid instruction
}
encoding = instr->altEncoding;
const MIPSInstruction *table = mipsTables[encoding];
const u32 subop = (op.encoding >> encodingBits[encoding].shift) & encodingBits[encoding].mask;
instr = &table[subop];
}
//alright, we have a valid MIPS instruction!
return instr;
}
void MIPSCompileOp(MIPSOpcode op, MIPSComp::MIPSFrontendInterface *jit) {
if (op == 0)
return;
const MIPSInstruction *instr = MIPSGetInstruction(op);
const MIPSInfo info = MIPSGetInfo(op);
if (instr) {
if (instr->compile) {
(jit->*(instr->compile))(op);
} else {
ERROR_LOG_REPORT(CPU,"MIPSCompileOp %08x failed",op.encoding);
}
if (info & OUT_EAT_PREFIX)
jit->EatPrefix();
} else {
ERROR_LOG_REPORT(CPU, "MIPSCompileOp: Invalid instruction %08x", op.encoding);
}
}
void MIPSDisAsm(MIPSOpcode op, u32 pc, char *out, bool tabsToSpaces) {
if (op == 0) {
sprintf(out,"nop");
} else {
disPC = pc;
const MIPSInstruction *instr = MIPSGetInstruction(op);
if (instr && instr->disasm) {
instr->disasm(op, out);
if (tabsToSpaces) {
while (*out) {
if (*out == '\t')
*out = ' ';
out++;
}
}
} else {
strcpy(out, "no instruction :(");
}
}
}
void MIPSInterpret(MIPSOpcode op) {
const MIPSInstruction *instr = MIPSGetInstruction(op);
if (instr && instr->interpret) {
instr->interpret(op);
} else {
ERROR_LOG_REPORT(CPU, "Unknown instruction %08x at %08x", op.encoding, currentMIPS->pc);
// Try to disassemble it
char disasm[256];
MIPSDisAsm(op, currentMIPS->pc, disasm);
_dbg_assert_msg_(CPU, 0, "%s", disasm);
currentMIPS->pc += 4;
}
}
#define _RS ((op>>21) & 0x1F)
#define _RT ((op>>16) & 0x1F)
#define _RD ((op>>11) & 0x1F)
#define R(i) (curMips->r[i])
int MIPSInterpret_RunUntil(u64 globalTicks)
{
MIPSState *curMips = currentMIPS;
while (coreState == CORE_RUNNING)
{
CoreTiming::Advance();
u32 lastPC = 0;
// NEVER stop in a delay slot!
while (curMips->downcount >= 0 && coreState == CORE_RUNNING)
{
// int cycles = 0;
{
again:
MIPSOpcode op = MIPSOpcode(Memory::Read_U32(curMips->pc));
//MIPSOpcode op = Memory::Read_Opcode_JIT(mipsr4k.pc);
/*
// Choke on VFPU
MIPSInfo info = MIPSGetInfo(op);
if (info & IS_VFPU)
{
if (!Core_IsStepping() && !GetAsyncKeyState(VK_LSHIFT))
{
Core_EnableStepping(true);
return;
}
}*/
//2: check for breakpoint (VERY SLOW)
#if defined(_DEBUG)
if (CBreakPoints::IsAddressBreakPoint(curMips->pc))
{
auto cond = CBreakPoints::GetBreakPointCondition(currentMIPS->pc);
if (!cond || cond->Evaluate())
{
Core_EnableStepping(true);
if (CBreakPoints::IsTempBreakPoint(curMips->pc))
CBreakPoints::RemoveBreakPoint(curMips->pc);
break;
}
}
#endif
bool wasInDelaySlot = curMips->inDelaySlot;
/*
if (curMips->pc != lastPC + 4) {
if (blockCount > 0) {
MIPSState *mips_ = curMips;
fprintf(f, "BLOCK : %08x v0: %08x v1: %08x a0: %08x s0: %08x s4: %08x\n", mips_->pc, mips_->r[MIPS_REG_V0], mips_->r[MIPS_REG_V1], mips_->r[MIPS_REG_A0], mips_->r[MIPS_REG_S0], mips_->r[MIPS_REG_S4]);
fflush(f);
blockCount--;
}
}
lastPC = curMips->pc;
*/
MIPSInterpret(op);
if (curMips->inDelaySlot)
{
// The reason we have to check this is the delay slot hack in Int_Syscall.
if (wasInDelaySlot)
{
curMips->pc = curMips->nextPC;
curMips->inDelaySlot = false;
}
curMips->downcount -= 1;
goto again;
}
}
curMips->downcount -= 1;
if (CoreTiming::GetTicks() > globalTicks)
{
// DEBUG_LOG(CPU, "Hit the max ticks, bailing 1 : %llu, %llu", globalTicks, CoreTiming::GetTicks());
return 1;
}
}
}
return 1;
}
static inline void DelayBranchTo(MIPSState *curMips, u32 where)
{
curMips->pc += 4;
curMips->nextPC = where;
curMips->inDelaySlot = true;
}
const char *MIPSGetName(MIPSOpcode op)
{
static const char *noname = "unk";
const MIPSInstruction *instr = MIPSGetInstruction(op);
if (!instr)
return noname;
else
return instr->name;
}
MIPSInfo MIPSGetInfo(MIPSOpcode op)
{
// int crunch = CRUNCH_MIPS_OP(op);
const MIPSInstruction *instr = MIPSGetInstruction(op);
if (instr)
return instr->flags;
else
return MIPSInfo(BAD_INSTRUCTION);
}
MIPSInterpretFunc MIPSGetInterpretFunc(MIPSOpcode op)
{
const MIPSInstruction *instr = MIPSGetInstruction(op);
if (instr->interpret)
return instr->interpret;
else
return 0;
}
// TODO: Do something that makes sense here.
int MIPSGetInstructionCycleEstimate(MIPSOpcode op)
{
MIPSInfo info = MIPSGetInfo(op);
if (info & DELAYSLOT)
return 2;
else
return 1;
}
const char *MIPSDisasmAt(u32 compilerPC) {
static char temp[256];
MIPSDisAsm(Memory::Read_Instruction(compilerPC), 0, temp);
return temp;
}
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