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InterpreterOps.cpp
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InterpreterOps.cpp
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/*
* Project 64 - A Nintendo 64 emulator.
*
* (c) Copyright 2001 zilmar ([email protected]) and
* Jabo ([email protected]).
*
* pj64 homepage: www.pj64.net
*
* Permission to use, copy, modify and distribute Project64 in both binary and
* source form, for non-commercial purposes, is hereby granted without fee,
* providing that this license information and copyright notice appear with
* all copies and any derived work.
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event shall the authors be held liable for any damages
* arising from the use of this software.
*
* Project64 is freeware for PERSONAL USE only. Commercial users should
* seek permission of the copyright holders first. Commercial use includes
* charging money for Project64 or software derived from Project64.
*
* The copyright holders request that bug fixes and improvements to the code
* should be forwarded to them so if they want them.
*
*/
#include <windows.h>
#include <stdio.h>
#include <math.h>
#include <float.h>
#include "main.h"
#include "cpu.h"
#include "debugger.h"
int RoundingModel = _RC_NEAR;
#define ADDRESS_ERROR_EXCEPTION(Address,FromRead) \
DoAddressError(NextInstruction == JUMP,Address,FromRead);\
NextInstruction = JUMP;\
JumpToLocation = PROGRAM_COUNTER;\
return;
//#define TEST_COP1_USABLE_EXCEPTION
#define TEST_COP1_USABLE_EXCEPTION \
if ((STATUS_REGISTER & STATUS_CU1) == 0) {\
DoCopUnusableException(NextInstruction == JUMP,1);\
NextInstruction = JUMP;\
JumpToLocation = PROGRAM_COUNTER;\
return;\
}
#define TLB_READ_EXCEPTION(Address) \
DoTLBMiss(NextInstruction == JUMP,Address);\
NextInstruction = JUMP;\
JumpToLocation = PROGRAM_COUNTER;\
return;
/************************* OpCode functions *************************/
void _fastcall r4300i_J (void) {
NextInstruction = DELAY_SLOT;
JumpToLocation = (PROGRAM_COUNTER & 0xF0000000) + (Opcode.target << 2);
TestInterpreterJump(PROGRAM_COUNTER,JumpToLocation,0,0);
}
void _fastcall r4300i_JAL (void) {
NextInstruction = DELAY_SLOT;
JumpToLocation = (PROGRAM_COUNTER & 0xF0000000) + (Opcode.target << 2);
TestInterpreterJump(PROGRAM_COUNTER,JumpToLocation,0,0);
GPR[31].DW= (long)(PROGRAM_COUNTER + 8);
}
void _fastcall r4300i_BEQ (void) {
NextInstruction = DELAY_SLOT;
if (GPR[Opcode.rs].DW == GPR[Opcode.rt].DW) {
JumpToLocation = PROGRAM_COUNTER + ((short)Opcode.offset << 2) + 4;
TestInterpreterJump(PROGRAM_COUNTER,JumpToLocation,Opcode.rs,Opcode.rt);
} else {
JumpToLocation = PROGRAM_COUNTER + 8;
}
}
void _fastcall r4300i_BNE (void) {
NextInstruction = DELAY_SLOT;
if (GPR[Opcode.rs].DW != GPR[Opcode.rt].DW) {
JumpToLocation = PROGRAM_COUNTER + ((short)Opcode.offset << 2) + 4;
TestInterpreterJump(PROGRAM_COUNTER,JumpToLocation,Opcode.rs,Opcode.rt);
} else {
JumpToLocation = PROGRAM_COUNTER + 8;
}
}
void _fastcall r4300i_BLEZ (void) {
NextInstruction = DELAY_SLOT;
if (GPR[Opcode.rs].DW <= 0) {
JumpToLocation = PROGRAM_COUNTER + ((short)Opcode.offset << 2) + 4;
TestInterpreterJump(PROGRAM_COUNTER,JumpToLocation,Opcode.rs,0);
} else {
JumpToLocation = PROGRAM_COUNTER + 8;
}
}
void _fastcall r4300i_BGTZ (void) {
NextInstruction = DELAY_SLOT;
if (GPR[Opcode.rs].DW > 0) {
JumpToLocation = PROGRAM_COUNTER + ((short)Opcode.offset << 2) + 4;
TestInterpreterJump(PROGRAM_COUNTER,JumpToLocation,Opcode.rs,0);
} else {
JumpToLocation = PROGRAM_COUNTER + 8;
}
}
void _fastcall r4300i_ADDI (void) {
#ifdef Interpreter_StackTest
if (Opcode.rs == 29 && Opcode.rt == 29) {
StackValue += (short)Opcode.immediate;
}
#endif
if (Opcode.rt == 0) { return; }
GPR[Opcode.rt].DW = (GPR[Opcode.rs].W[0] + ((short)Opcode.immediate));
#ifdef Interpreter_StackTest
if (Opcode.rt == 29 && Opcode.rs != 29) {
StackValue = GPR[Opcode.rt].W[0];
}
#endif
}
void _fastcall r4300i_ADDIU (void) {
#ifdef Interpreter_StackTest
if (Opcode.rs == 29 && Opcode.rt == 29) {
StackValue += (short)Opcode.immediate;
}
#endif
GPR[Opcode.rt].DW = (GPR[Opcode.rs].W[0] + ((short)Opcode.immediate));
#ifdef Interpreter_StackTest
if (Opcode.rt == 29 && Opcode.rs != 29) {
StackValue = GPR[Opcode.rt].W[0];
}
#endif
}
void _fastcall r4300i_SLTI (void) {
if (GPR[Opcode.rs].DW < (_int64)((short)Opcode.immediate)) {
GPR[Opcode.rt].DW = 1;
} else {
GPR[Opcode.rt].DW = 0;
}
}
void _fastcall r4300i_SLTIU (void) {
int imm32 = (short)Opcode.immediate;
__int64 imm64;
imm64 = imm32;
GPR[Opcode.rt].DW = GPR[Opcode.rs].UDW < (unsigned __int64)imm64?1:0;
}
void _fastcall r4300i_ANDI (void) {
GPR[Opcode.rt].DW = GPR[Opcode.rs].DW & Opcode.immediate;
}
void _fastcall r4300i_ORI (void) {
GPR[Opcode.rt].DW = GPR[Opcode.rs].DW | Opcode.immediate;
}
void _fastcall r4300i_XORI (void) {
GPR[Opcode.rt].DW = GPR[Opcode.rs].DW ^ Opcode.immediate;
}
void _fastcall r4300i_LUI (void) {
if (Opcode.rt == 0) { return; }
GPR[Opcode.rt].DW = (long)((short)Opcode.offset << 16);
#ifdef Interpreter_StackTest
if (Opcode.rt == 29) {
StackValue = GPR[Opcode.rt].W[0];
}
#endif
}
void _fastcall r4300i_BEQL (void) {
if (GPR[Opcode.rs].DW == GPR[Opcode.rt].DW) {
NextInstruction = DELAY_SLOT;
JumpToLocation = PROGRAM_COUNTER + ((short)Opcode.offset << 2) + 4;
TestInterpreterJump(PROGRAM_COUNTER,JumpToLocation,Opcode.rs,Opcode.rt);
} else {
NextInstruction = JUMP;
JumpToLocation = PROGRAM_COUNTER + 8;
}
}
void _fastcall r4300i_BNEL (void) {
if (GPR[Opcode.rs].DW != GPR[Opcode.rt].DW) {
NextInstruction = DELAY_SLOT;
JumpToLocation = PROGRAM_COUNTER + ((short)Opcode.offset << 2) + 4;
TestInterpreterJump(PROGRAM_COUNTER,JumpToLocation,Opcode.rs,Opcode.rt);
} else {
NextInstruction = JUMP;
JumpToLocation = PROGRAM_COUNTER + 8;
}
}
void _fastcall r4300i_BLEZL (void) {
if (GPR[Opcode.rs].DW <= 0) {
NextInstruction = DELAY_SLOT;
JumpToLocation = PROGRAM_COUNTER + ((short)Opcode.offset << 2) + 4;
TestInterpreterJump(PROGRAM_COUNTER,JumpToLocation,Opcode.rs,0);
} else {
NextInstruction = JUMP;
JumpToLocation = PROGRAM_COUNTER + 8;
}
}
void _fastcall r4300i_BGTZL (void) {
if (GPR[Opcode.rs].DW > 0) {
NextInstruction = DELAY_SLOT;
JumpToLocation = PROGRAM_COUNTER + ((short)Opcode.offset << 2) + 4;
TestInterpreterJump(PROGRAM_COUNTER,JumpToLocation,Opcode.rs,0);
} else {
NextInstruction = JUMP;
JumpToLocation = PROGRAM_COUNTER + 8;
}
}
void _fastcall r4300i_DADDIU (void) {
GPR[Opcode.rt].DW = GPR[Opcode.rs].DW + (_int64)((short)Opcode.immediate);
}
QWORD LDL_MASK[8] = { 0,0xFF,0xFFFF,0xFFFFFF,0xFFFFFFFF,0xFFFFFFFFFF,
0xFFFFFFFFFFFF, 0xFFFFFFFFFFFFFF };
int LDL_SHIFT[8] = { 0, 8, 16, 24, 32, 40, 48, 56 };
void _fastcall r4300i_LDL (void) {
DWORD Offset, Address;
QWORD Value;
Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
Offset = Address & 7;
if (!r4300i_LD_VAddr((Address & ~7),&Value)) {
#ifndef EXTERNAL_RELEASE
DisplayError("LDL TLB: %X",Address);
#endif
return;
}
GPR[Opcode.rt].DW = GPR[Opcode.rt].DW & LDL_MASK[Offset];
GPR[Opcode.rt].DW += Value << LDL_SHIFT[Offset];
}
QWORD LDR_MASK[8] = { 0xFFFFFFFFFFFFFF00, 0xFFFFFFFFFFFF0000,
0xFFFFFFFFFF000000, 0xFFFFFFFF00000000,
0xFFFFFF0000000000, 0xFFFF000000000000,
0xFF00000000000000, 0 };
int LDR_SHIFT[8] = { 56, 48, 40, 32, 24, 16, 8, 0 };
void _fastcall r4300i_LDR (void) {
DWORD Offset, Address;
QWORD Value;
Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
Offset = Address & 7;
if (!r4300i_LD_VAddr((Address & ~7),&Value)) {
#ifndef EXTERNAL_RELEASE
DisplayError("LDL TLB: %X",Address);
#endif
return;
}
GPR[Opcode.rt].DW = GPR[Opcode.rt].DW & LDR_MASK[Offset];
GPR[Opcode.rt].DW += Value >> LDR_SHIFT[Offset];
}
void _fastcall r4300i_LB (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
if (Opcode.rt == 0) { return; }
if (!r4300i_LB_VAddr(Address,&GPR[Opcode.rt].UB[0])) {
if (ShowTLBMisses) {
#ifndef EXTERNAL_RELEASE
DisplayError("LB TLB: %X",Address);
#endif
}
TLB_READ_EXCEPTION(Address);
} else {
GPR[Opcode.rt].DW = GPR[Opcode.rt].B[0];
}
}
void _fastcall r4300i_LH (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
if ((Address & 1) != 0) { ADDRESS_ERROR_EXCEPTION(Address,TRUE); }
if (!r4300i_LH_VAddr(Address,&GPR[Opcode.rt].UHW[0])) {
if (ShowTLBMisses) {
DisplayError("LH TLB: %X",Address);
}
TLB_READ_EXCEPTION(Address);
} else {
GPR[Opcode.rt].DW = GPR[Opcode.rt].HW[0];
}
}
DWORD LWL_MASK[4] = { 0,0xFF,0xFFFF,0xFFFFFF };
int LWL_SHIFT[4] = { 0, 8, 16, 24};
void _fastcall r4300i_LWL (void) {
DWORD Offset, Address, Value;
Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
Offset = Address & 3;
if (!r4300i_LW_VAddr((Address & ~3),&Value)) {
#ifndef EXTERNAL_RELEASE
DisplayError("LDL TLB: %X",Address);
#endif
return;
}
GPR[Opcode.rt].DW = (int)(GPR[Opcode.rt].W[0] & LWL_MASK[Offset]);
GPR[Opcode.rt].DW += (int)(Value << LWL_SHIFT[Offset]);
}
void _fastcall r4300i_LW (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
if ((Address & 3) != 0) { ADDRESS_ERROR_EXCEPTION(Address,TRUE); }
#if (!defined(EXTERNAL_RELEASE))
Log_LW(PROGRAM_COUNTER,Address);
#endif
if (Opcode.rt == 0) { return; }
if (!r4300i_LW_VAddr(Address,&GPR[Opcode.rt].UW[0])) {
if (ShowTLBMisses) {
DisplayError("LW TLB: %X",Address);
}
TLB_READ_EXCEPTION(Address);
} else {
GPR[Opcode.rt].DW = GPR[Opcode.rt].W[0];
//TranslateVaddr(&Address);
//if (Address == 0x00090AA0) {
// LogMessage("%X: Read %X from %X",PROGRAM_COUNTER,GPR[Opcode.rt].UW[0],GPR[Opcode.base].UW[0] + (short)Opcode.offset);
//}
}
}
void _fastcall r4300i_LBU (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
if (!r4300i_LB_VAddr(Address,&GPR[Opcode.rt].UB[0])) {
if (ShowTLBMisses) {
DisplayError("LBU TLB: %X",Address);
}
TLB_READ_EXCEPTION(Address);
} else {
GPR[Opcode.rt].UDW = GPR[Opcode.rt].UB[0];
}
}
void _fastcall r4300i_LHU (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
if ((Address & 1) != 0) { ADDRESS_ERROR_EXCEPTION(Address,TRUE); }
if (!r4300i_LH_VAddr(Address,&GPR[Opcode.rt].UHW[0])) {
if (ShowTLBMisses) {
DisplayError("LHU TLB: %X",Address);
}
TLB_READ_EXCEPTION(Address);
} else {
GPR[Opcode.rt].UDW = GPR[Opcode.rt].UHW[0];
}
}
DWORD LWR_MASK[4] = { 0xFFFFFF00, 0xFFFF0000, 0xFF000000, 0 };
int LWR_SHIFT[4] = { 24, 16 ,8, 0 };
void _fastcall r4300i_LWR (void) {
DWORD Offset, Address, Value;
Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
Offset = Address & 3;
if (!r4300i_LW_VAddr((Address & ~3),&Value)) {
#ifndef EXTERNAL_RELEASE
DisplayError("LDL TLB: %X",Address);
#endif
return;
}
GPR[Opcode.rt].DW = (int)(GPR[Opcode.rt].W[0] & LWR_MASK[Offset]);
GPR[Opcode.rt].DW += (int)(Value >> LWR_SHIFT[Offset]);
}
void _fastcall r4300i_LWU (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
if ((Address & 3) != 0) { ADDRESS_ERROR_EXCEPTION(Address,TRUE); }
if (Opcode.rt == 0) { return; }
if (!r4300i_LW_VAddr(Address,&GPR[Opcode.rt].UW[0])) {
if (ShowTLBMisses) {
DisplayError("LWU TLB: %X",Address);
}
TLB_READ_EXCEPTION(Address);
} else {
GPR[Opcode.rt].UDW = GPR[Opcode.rt].UW[0];
}
}
void _fastcall r4300i_SB (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
if (!r4300i_SB_VAddr(Address,GPR[Opcode.rt].UB[0])) {
#ifndef EXTERNAL_RELEASE
DisplayError("SB TLB: %X",Address);
#endif
}
}
void _fastcall r4300i_SH (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
if ((Address & 1) != 0) { ADDRESS_ERROR_EXCEPTION(Address,FALSE); }
if (!r4300i_SH_VAddr(Address,GPR[Opcode.rt].UHW[0])) {
#ifndef EXTERNAL_RELEASE
DisplayError("SH TLB: %X",Address);
#endif
}
}
DWORD SWL_MASK[4] = { 0,0xFF000000,0xFFFF0000,0xFFFFFF00 };
int SWL_SHIFT[4] = { 0, 8, 16, 24 };
void _fastcall r4300i_SWL (void) {
DWORD Offset, Address, Value;
Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
Offset = Address & 3;
if (!r4300i_LW_VAddr((Address & ~3),&Value)) {
#ifndef EXTERNAL_RELEASE
DisplayError("SWL TLB: %X",Address);
#endif
return;
}
Value &= SWL_MASK[Offset];
Value += GPR[Opcode.rt].UW[0] >> SWL_SHIFT[Offset];
if (!r4300i_SW_VAddr((Address & ~0x03),Value)) {
#ifndef EXTERNAL_RELEASE
DisplayError("SWL TLB: %X",Address);
#endif
}
}
void _fastcall r4300i_SW (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
if ((Address & 3) != 0) { ADDRESS_ERROR_EXCEPTION(Address,FALSE); }
#if (!defined(EXTERNAL_RELEASE))
Log_SW(PROGRAM_COUNTER,Address,GPR[Opcode.rt].UW[0]);
#endif
if (!r4300i_SW_VAddr(Address,GPR[Opcode.rt].UW[0])) {
#ifndef EXTERNAL_RELEASE
DisplayError("SW TLB: %X",Address);
#endif
}
//TranslateVaddr(&Address);
//if (Address == 0x00090AA0) {
// LogMessage("%X: Write %X to %X",PROGRAM_COUNTER,GPR[Opcode.rt].UW[0],GPR[Opcode.base].UW[0] + (short)Opcode.offset);
//}
}
QWORD SDL_MASK[8] = { 0,0xFF00000000000000,
0xFFFF000000000000,
0xFFFFFF0000000000,
0xFFFFFFFF00000000,
0xFFFFFFFFFF000000,
0xFFFFFFFFFFFF0000,
0xFFFFFFFFFFFFFF00
};
int SDL_SHIFT[8] = { 0, 8, 16, 24, 32, 40, 48, 56 };
void _fastcall r4300i_SDL (void) {
DWORD Offset, Address;
QWORD Value;
Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
Offset = Address & 7;
if (!r4300i_LD_VAddr((Address & ~7),&Value)) {
#ifndef EXTERNAL_RELEASE
DisplayError("SDL TLB: %X",Address);
#endif
return;
}
Value &= SDL_MASK[Offset];
Value += GPR[Opcode.rt].UDW >> SDL_SHIFT[Offset];
if (!r4300i_SD_VAddr((Address & ~7),Value)) {
#ifndef EXTERNAL_RELEASE
DisplayError("SDL TLB: %X",Address);
#endif
}
}
QWORD SDR_MASK[8] = { 0x00FFFFFFFFFFFFFF,
0x0000FFFFFFFFFFFF,
0x000000FFFFFFFFFF,
0x00000000FFFFFFFF,
0x0000000000FFFFFF,
0x000000000000FFFF,
0x00000000000000FF,
0x0000000000000000
};
int SDR_SHIFT[8] = { 56,48,40,32,24,16,8,0 };
void _fastcall r4300i_SDR (void) {
DWORD Offset, Address;
QWORD Value;
Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
Offset = Address & 7;
if (!r4300i_LD_VAddr((Address & ~7),&Value)) {
#ifndef EXTERNAL_RELEASE
DisplayError("SDL TLB: %X",Address);
#endif
return;
}
Value &= SDR_MASK[Offset];
Value += GPR[Opcode.rt].UDW << SDR_SHIFT[Offset];
if (!r4300i_SD_VAddr((Address & ~7),Value)) {
#ifndef EXTERNAL_RELEASE
DisplayError("SDL TLB: %X",Address);
#endif
}
}
DWORD SWR_MASK[4] = { 0x00FFFFFF,0x0000FFFF,0x000000FF,0x00000000 };
int SWR_SHIFT[4] = { 24, 16 , 8, 0 };
void _fastcall r4300i_SWR (void) {
DWORD Offset, Address, Value;
Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
Offset = Address & 3;
if (!r4300i_LW_VAddr((Address & ~3),&Value)) {
#ifndef EXTERNAL_RELEASE
DisplayError("SWL TLB: %X",Address);
#endif
return;
}
Value &= SWR_MASK[Offset];
Value += GPR[Opcode.rt].UW[0] << SWR_SHIFT[Offset];
if (!r4300i_SW_VAddr((Address & ~0x03),Value)) {
#ifndef EXTERNAL_RELEASE
DisplayError("SWL TLB: %X",Address);
#endif
}
}
void _fastcall r4300i_CACHE (void) {
#if (!defined(EXTERNAL_RELEASE))
if (!LogOptions.LogCache) { return; }
LogMessage("%08X: Cache operation %d, 0x%08X", PROGRAM_COUNTER, Opcode.rt,
GPR[Opcode.base].UW[0] + (short)Opcode.offset );
#endif
}
void _fastcall r4300i_LL (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
if ((Address & 3) != 0) { ADDRESS_ERROR_EXCEPTION(Address,TRUE); }
if (Opcode.rt == 0) { return; }
if (!r4300i_LW_VAddr(Address,&GPR[Opcode.rt].UW[0])) {
if (ShowTLBMisses) {
DisplayError("LW TLB: %X",Address);
}
TLB_READ_EXCEPTION(Address);
} else {
GPR[Opcode.rt].DW = GPR[Opcode.rt].W[0];
}
LLBit = 1;
LLAddr = Address;
TranslateVaddr(&LLAddr);
}
void _fastcall r4300i_LWC1 (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (DWORD)((short)Opcode.offset);
TEST_COP1_USABLE_EXCEPTION
if ((Address & 3) != 0) { ADDRESS_ERROR_EXCEPTION(Address,TRUE); }
if (!r4300i_LW_VAddr(Address,&*(DWORD *)FPRFloatLocation[Opcode.ft])) {
if (ShowTLBMisses) {
DisplayError("LWC1 TLB: %X",Address);
}
TLB_READ_EXCEPTION(Address);
}
}
void _fastcall r4300i_SC (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
if ((Address & 3) != 0) { ADDRESS_ERROR_EXCEPTION(Address,FALSE); }
#if (!defined(EXTERNAL_RELEASE))
Log_SW(PROGRAM_COUNTER,Address,GPR[Opcode.rt].UW[0]);
#endif
if (LLBit == 1) {
if (!r4300i_SW_VAddr(Address,GPR[Opcode.rt].UW[0])) {
DisplayError("SW TLB: %X",Address);
}
}
GPR[Opcode.rt].UW[0] = LLBit;
}
void _fastcall r4300i_LD (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
if ((Address & 7) != 0) { ADDRESS_ERROR_EXCEPTION(Address,TRUE); }
if (!r4300i_LD_VAddr(Address,&GPR[Opcode.rt].UDW)) {
#ifndef EXTERNAL_RELEASE
DisplayError("LD TLB: %X",Address);
#endif
}
#ifdef Interpreter_StackTest
if (Opcode.rt == 29) {
StackValue = GPR[Opcode.rt].W[0];
}
#endif
}
void _fastcall r4300i_LDC1 (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
TEST_COP1_USABLE_EXCEPTION
if ((Address & 7) != 0) { ADDRESS_ERROR_EXCEPTION(Address,TRUE); }
if (!r4300i_LD_VAddr(Address,&*(unsigned __int64 *)FPRDoubleLocation[Opcode.ft])) {
#ifndef EXTERNAL_RELEASE
DisplayError("LD TLB: %X",Address);
#endif
}
}
void _fastcall r4300i_SWC1 (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
TEST_COP1_USABLE_EXCEPTION
if ((Address & 3) != 0) { ADDRESS_ERROR_EXCEPTION(Address,FALSE); }
if (!r4300i_SW_VAddr(Address,*(DWORD *)FPRFloatLocation[Opcode.ft])) {
#ifndef EXTERNAL_RELEASE
DisplayError("SWC1 TLB: %X",Address);
#endif
}
}
void _fastcall r4300i_SDC1 (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
TEST_COP1_USABLE_EXCEPTION
if ((Address & 7) != 0) { ADDRESS_ERROR_EXCEPTION(Address,FALSE); }
if (!r4300i_SD_VAddr(Address,*(__int64 *)FPRDoubleLocation[Opcode.ft])) {
#ifndef EXTERNAL_RELEASE
DisplayError("SDC1 TLB: %X",Address);
#endif
}
}
void _fastcall r4300i_SD (void) {
DWORD Address = GPR[Opcode.base].UW[0] + (short)Opcode.offset;
if ((Address & 7) != 0) { ADDRESS_ERROR_EXCEPTION(Address,FALSE); }
if (!r4300i_SD_VAddr(Address,GPR[Opcode.rt].UDW)) {
#ifndef EXTERNAL_RELEASE
DisplayError("SD TLB: %X",Address);
#endif
}
}
/********************** R4300i OpCodes: Special **********************/
void _fastcall r4300i_SPECIAL_SLL (void) {
GPR[Opcode.rd].DW = (GPR[Opcode.rt].W[0] << Opcode.sa);
}
void _fastcall r4300i_SPECIAL_SRL (void) {
GPR[Opcode.rd].DW = (int)(GPR[Opcode.rt].UW[0] >> Opcode.sa);
}
void _fastcall r4300i_SPECIAL_SRA (void) {
GPR[Opcode.rd].DW = (GPR[Opcode.rt].W[0] >> Opcode.sa);
}
void _fastcall r4300i_SPECIAL_SLLV (void) {
if (Opcode.rd == 0) { return; }
GPR[Opcode.rd].DW = (GPR[Opcode.rt].W[0] << (GPR[Opcode.rs].UW[0] & 0x1F));
}
void _fastcall r4300i_SPECIAL_SRLV (void) {
GPR[Opcode.rd].DW = (int)(GPR[Opcode.rt].UW[0] >> (GPR[Opcode.rs].UW[0] & 0x1F));
}
void _fastcall r4300i_SPECIAL_SRAV (void) {
GPR[Opcode.rd].DW = (GPR[Opcode.rt].W[0] >> (GPR[Opcode.rs].UW[0] & 0x1F));
}
void _fastcall r4300i_SPECIAL_JR (void) {
NextInstruction = DELAY_SLOT;
JumpToLocation = GPR[Opcode.rs].UW[0];
}
void _fastcall r4300i_SPECIAL_JALR (void) {
NextInstruction = DELAY_SLOT;
JumpToLocation = GPR[Opcode.rs].UW[0];
GPR[Opcode.rd].DW = (long)(PROGRAM_COUNTER + 8);
}
void _fastcall r4300i_SPECIAL_SYSCALL (void) {
DoSysCallException(NextInstruction == JUMP);
NextInstruction = JUMP;
JumpToLocation = PROGRAM_COUNTER;
}
void _fastcall r4300i_SPECIAL_BREAK (void) {
DoBreakException(NextInstruction == JUMP);
NextInstruction = JUMP;
JumpToLocation = PROGRAM_COUNTER;
}
void _fastcall r4300i_SPECIAL_SYNC (void) {
}
void _fastcall r4300i_SPECIAL_MFHI (void) {
GPR[Opcode.rd].DW = HI.DW;
}
void _fastcall r4300i_SPECIAL_MTHI (void) {
HI.DW = GPR[Opcode.rs].DW;
}
void _fastcall r4300i_SPECIAL_MFLO (void) {
GPR[Opcode.rd].DW = LO.DW;
}
void _fastcall r4300i_SPECIAL_MTLO (void) {
LO.DW = GPR[Opcode.rs].DW;
}
void _fastcall r4300i_SPECIAL_DSLLV (void) {
GPR[Opcode.rd].DW = GPR[Opcode.rt].DW << (GPR[Opcode.rs].UW[0] & 0x3F);
}
void _fastcall r4300i_SPECIAL_DSRLV (void) {
GPR[Opcode.rd].UDW = GPR[Opcode.rt].UDW >> (GPR[Opcode.rs].UW[0] & 0x3F);
}
void _fastcall r4300i_SPECIAL_DSRAV (void) {
GPR[Opcode.rd].DW = GPR[Opcode.rt].DW >> (GPR[Opcode.rs].UW[0] & 0x3F);
}
void _fastcall r4300i_SPECIAL_MULT (void) {
HI.DW = (_int64)(GPR[Opcode.rs].W[0]) * (_int64)(GPR[Opcode.rt].W[0]);
LO.DW = HI.W[0];
HI.DW = HI.W[1];
}
void _fastcall r4300i_SPECIAL_MULTU (void) {
HI.DW = (unsigned _int64)(GPR[Opcode.rs].UW[0]) * (unsigned _int64)(GPR[Opcode.rt].UW[0]);
LO.DW = HI.W[0];
HI.DW = HI.W[1];
}
void _fastcall r4300i_SPECIAL_DIV (void) {
if ( GPR[Opcode.rt].UDW != 0 ) {
LO.DW = GPR[Opcode.rs].W[0] / GPR[Opcode.rt].W[0];
HI.DW = GPR[Opcode.rs].W[0] % GPR[Opcode.rt].W[0];
} else {
#ifndef EXTERNAL_RELEASE
DisplayError("DIV by 0 ???");
#endif
}
}
void _fastcall r4300i_SPECIAL_DIVU (void) {
if ( GPR[Opcode.rt].UDW != 0 ) {
LO.DW = (int)(GPR[Opcode.rs].UW[0] / GPR[Opcode.rt].UW[0]);
HI.DW = (int)(GPR[Opcode.rs].UW[0] % GPR[Opcode.rt].UW[0]);
} else {
#ifndef EXTERNAL_RELEASE
DisplayError("DIVU by 0 ???");
#endif
}
}
void _fastcall r4300i_SPECIAL_DMULT (void) {
MIPS_DWORD Tmp[3];
LO.UDW = (QWORD)GPR[Opcode.rs].UW[0] * (QWORD)GPR[Opcode.rt].UW[0];
Tmp[0].UDW = (_int64)GPR[Opcode.rs].W[1] * (_int64)(QWORD)GPR[Opcode.rt].UW[0];
Tmp[1].UDW = (_int64)(QWORD)GPR[Opcode.rs].UW[0] * (_int64)GPR[Opcode.rt].W[1];
HI.UDW = (_int64)GPR[Opcode.rs].W[1] * (_int64)GPR[Opcode.rt].W[1];
Tmp[2].UDW = (QWORD)LO.UW[1] + (QWORD)Tmp[0].UW[0] + (QWORD)Tmp[1].UW[0];
LO.UDW += ((QWORD)Tmp[0].UW[0] + (QWORD)Tmp[1].UW[0]) << 32;
HI.UDW += (QWORD)Tmp[0].W[1] + (QWORD)Tmp[1].W[1] + Tmp[2].UW[1];
}
void _fastcall r4300i_SPECIAL_DMULTU (void) {
MIPS_DWORD Tmp[3];
LO.UDW = (QWORD)GPR[Opcode.rs].UW[0] * (QWORD)GPR[Opcode.rt].UW[0];
Tmp[0].UDW = (QWORD)GPR[Opcode.rs].UW[1] * (QWORD)GPR[Opcode.rt].UW[0];
Tmp[1].UDW = (QWORD)GPR[Opcode.rs].UW[0] * (QWORD)GPR[Opcode.rt].UW[1];
HI.UDW = (QWORD)GPR[Opcode.rs].UW[1] * (QWORD)GPR[Opcode.rt].UW[1];
Tmp[2].UDW = (QWORD)LO.UW[1] + (QWORD)Tmp[0].UW[0] + (QWORD)Tmp[1].UW[0];
LO.UDW += ((QWORD)Tmp[0].UW[0] + (QWORD)Tmp[1].UW[0]) << 32;
HI.UDW += (QWORD)Tmp[0].UW[1] + (QWORD)Tmp[1].UW[1] + Tmp[2].UW[1];
}
void _fastcall r4300i_SPECIAL_DDIV (void) {
if ( GPR[Opcode.rt].UDW != 0 ) {
LO.DW = GPR[Opcode.rs].DW / GPR[Opcode.rt].DW;
HI.DW = GPR[Opcode.rs].DW % GPR[Opcode.rt].DW;
} else {
#ifndef EXTERNAL_RELEASE
DisplayError("DDIV by 0 ???");
#endif
}
}
void _fastcall r4300i_SPECIAL_DDIVU (void) {
if ( GPR[Opcode.rt].UDW != 0 ) {
LO.UDW = GPR[Opcode.rs].UDW / GPR[Opcode.rt].UDW;
HI.UDW = GPR[Opcode.rs].UDW % GPR[Opcode.rt].UDW;
} else {
#ifndef EXTERNAL_RELEASE
DisplayError("DDIVU by 0 ???");
#endif
}
}
void _fastcall r4300i_SPECIAL_ADD (void) {
GPR[Opcode.rd].DW = GPR[Opcode.rs].W[0] + GPR[Opcode.rt].W[0];
}
void _fastcall r4300i_SPECIAL_ADDU (void) {
GPR[Opcode.rd].DW = GPR[Opcode.rs].W[0] + GPR[Opcode.rt].W[0];
}
void _fastcall r4300i_SPECIAL_SUB (void) {
GPR[Opcode.rd].DW = GPR[Opcode.rs].W[0] - GPR[Opcode.rt].W[0];
}
void _fastcall r4300i_SPECIAL_SUBU (void) {
GPR[Opcode.rd].DW = GPR[Opcode.rs].W[0] - GPR[Opcode.rt].W[0];
}
void _fastcall r4300i_SPECIAL_AND (void) {
GPR[Opcode.rd].DW = GPR[Opcode.rs].DW & GPR[Opcode.rt].DW;
}
void _fastcall r4300i_SPECIAL_OR (void) {
GPR[Opcode.rd].DW = GPR[Opcode.rs].DW | GPR[Opcode.rt].DW;
#ifdef Interpreter_StackTest
if (Opcode.rd == 29) {
StackValue = GPR[Opcode.rd].W[0];
}
#endif
}
void _fastcall r4300i_SPECIAL_XOR (void) {
GPR[Opcode.rd].DW = GPR[Opcode.rs].DW ^ GPR[Opcode.rt].DW;
}
void _fastcall r4300i_SPECIAL_NOR (void) {
GPR[Opcode.rd].DW = ~(GPR[Opcode.rs].DW | GPR[Opcode.rt].DW);
}
void _fastcall r4300i_SPECIAL_SLT (void) {
if (GPR[Opcode.rs].DW < GPR[Opcode.rt].DW) {
GPR[Opcode.rd].DW = 1;
} else {
GPR[Opcode.rd].DW = 0;
}
}
void _fastcall r4300i_SPECIAL_SLTU (void) {
if (GPR[Opcode.rs].UDW < GPR[Opcode.rt].UDW) {
GPR[Opcode.rd].DW = 1;
} else {
GPR[Opcode.rd].DW = 0;
}
}
void _fastcall r4300i_SPECIAL_DADD (void) {
GPR[Opcode.rd].DW = GPR[Opcode.rs].DW + GPR[Opcode.rt].DW;
}
void _fastcall r4300i_SPECIAL_DADDU (void) {
GPR[Opcode.rd].DW = GPR[Opcode.rs].DW + GPR[Opcode.rt].DW;
}
void _fastcall r4300i_SPECIAL_DSUB (void) {
GPR[Opcode.rd].DW = GPR[Opcode.rs].DW - GPR[Opcode.rt].DW;
}
void _fastcall r4300i_SPECIAL_DSUBU (void) {
GPR[Opcode.rd].DW = GPR[Opcode.rs].DW - GPR[Opcode.rt].DW;
}
void _fastcall r4300i_SPECIAL_TEQ (void) {
if (GPR[Opcode.rs].DW == GPR[Opcode.rt].DW) {
#ifndef EXTERNAL_RELEASE
DisplayError("Should trap this ???");
#endif
}
}
void _fastcall r4300i_SPECIAL_DSLL (void) {
GPR[Opcode.rd].DW = (GPR[Opcode.rt].DW << Opcode.sa);
}
void _fastcall r4300i_SPECIAL_DSRL (void) {
GPR[Opcode.rd].UDW = (GPR[Opcode.rt].UDW >> Opcode.sa);
}
void _fastcall r4300i_SPECIAL_DSRA (void) {
GPR[Opcode.rd].DW = (GPR[Opcode.rt].DW >> Opcode.sa);
}
void _fastcall r4300i_SPECIAL_DSLL32 (void) {
GPR[Opcode.rd].DW = (GPR[Opcode.rt].DW << (Opcode.sa + 32));
}
void _fastcall r4300i_SPECIAL_DSRL32 (void) {
GPR[Opcode.rd].UDW = (GPR[Opcode.rt].UDW >> (Opcode.sa + 32));
}
void _fastcall r4300i_SPECIAL_DSRA32 (void) {
GPR[Opcode.rd].DW = (GPR[Opcode.rt].DW >> (Opcode.sa + 32));
}
/********************** R4300i OpCodes: RegImm **********************/
void _fastcall r4300i_REGIMM_BLTZ (void) {
NextInstruction = DELAY_SLOT;
if (GPR[Opcode.rs].DW < 0) {
JumpToLocation = PROGRAM_COUNTER + ((short)Opcode.offset << 2) + 4;
TestInterpreterJump(PROGRAM_COUNTER,JumpToLocation,Opcode.rs,0);
} else {
JumpToLocation = PROGRAM_COUNTER + 8;
}
}
void _fastcall r4300i_REGIMM_BGEZ (void) {
NextInstruction = DELAY_SLOT;
if (GPR[Opcode.rs].DW >= 0) {
JumpToLocation = PROGRAM_COUNTER + ((short)Opcode.offset << 2) + 4;
TestInterpreterJump(PROGRAM_COUNTER,JumpToLocation,Opcode.rs,0);
} else {
JumpToLocation = PROGRAM_COUNTER + 8;
}
}
void _fastcall r4300i_REGIMM_BLTZL (void) {
if (GPR[Opcode.rs].DW < 0) {
NextInstruction = DELAY_SLOT;
JumpToLocation = PROGRAM_COUNTER + ((short)Opcode.offset << 2) + 4;
TestInterpreterJump(PROGRAM_COUNTER,JumpToLocation,Opcode.rs,0);
} else {
NextInstruction = JUMP;
JumpToLocation = PROGRAM_COUNTER + 8;
}
}
void _fastcall r4300i_REGIMM_BGEZL (void) {
if (GPR[Opcode.rs].DW >= 0) {
NextInstruction = DELAY_SLOT;
JumpToLocation = PROGRAM_COUNTER + ((short)Opcode.offset << 2) + 4;
TestInterpreterJump(PROGRAM_COUNTER,JumpToLocation,Opcode.rs,0);
} else {
NextInstruction = JUMP;
JumpToLocation = PROGRAM_COUNTER + 8;
}
}
void _fastcall r4300i_REGIMM_BLTZAL (void) {
NextInstruction = DELAY_SLOT;
if (GPR[Opcode.rs].DW < 0) {
JumpToLocation = PROGRAM_COUNTER + ((short)Opcode.offset << 2) + 4;
TestInterpreterJump(PROGRAM_COUNTER,JumpToLocation,Opcode.rs,0);
} else {
JumpToLocation = PROGRAM_COUNTER + 8;
}
GPR[31].DW= (long)(PROGRAM_COUNTER + 8);
}
void _fastcall r4300i_REGIMM_BGEZAL (void) {
NextInstruction = DELAY_SLOT;
if (GPR[Opcode.rs].DW >= 0) {
JumpToLocation = PROGRAM_COUNTER + ((short)Opcode.offset << 2) + 4;
TestInterpreterJump(PROGRAM_COUNTER,JumpToLocation,Opcode.rs,0);
} else {
JumpToLocation = PROGRAM_COUNTER + 8;
}
GPR[31].DW = (long)(PROGRAM_COUNTER + 8);