/****************************************************************************
*                                                                           *
* Project 64 - A Nintendo 64 emulator.                                      *
* http://www.pj64-emu.com/                                                  *
* Copyright (C) 2012 Project64. All rights reserved.                        *
*                                                                           *
* License:                                                                  *
* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html                        *
*                                                                           *
****************************************************************************/
#include "stdafx.h"

#define FPR_Type(Reg)	(Reg) == R4300i_COP1_S ? "S" : (Reg) == R4300i_COP1_D ? "D" :\
						(Reg) == R4300i_COP1_W ? "W" : "L"

BOOL InR4300iCommandsWindow = FALSE;
char CommandName[100];

void SetR4300iCommandToStepping ( void ) { 
}

void SetR4300iCommandViewto ( UINT /*NewLocation*/ ) {
}

void __cdecl Enter_R4300i_Commands_Window ( void ) {
}

char strLabelName[100];

char * LabelName (DWORD Address) {
	sprintf(strLabelName,"0x%08X",Address);
	return strLabelName;
}

char * R4300iSpecialName ( DWORD OpCode, DWORD /*PC*/ ) {
	OPCODE command;
	command.Hex = OpCode;

	switch (command.funct) {
	case R4300i_SPECIAL_SLL:
		if (command.Hex != 0) {
			sprintf(CommandName,"sll\t%s, %s, 0x%X",CRegName::GPR[command.rd],
			CRegName::GPR[command.rt], command.sa);
		} else {
			sprintf(CommandName,"nop");
		}
		break;
	case R4300i_SPECIAL_SRL:
		sprintf(CommandName,"srl\t%s, %s, 0x%X",CRegName::GPR[command.rd], CRegName::GPR[command.rt],
			command.sa);
		break;
	case R4300i_SPECIAL_SRA:
		sprintf(CommandName,"sra\t%s, %s, 0x%X",CRegName::GPR[command.rd], CRegName::GPR[command.rt],
				command.sa);
		break;
	case R4300i_SPECIAL_SLLV:
		sprintf(CommandName,"sllv\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rt],
			CRegName::GPR[command.rs]);
		break;
	case R4300i_SPECIAL_SRLV:
		sprintf(CommandName,"srlv\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rt],
			CRegName::GPR[command.rs]);
		break;
	case R4300i_SPECIAL_SRAV:
		sprintf(CommandName,"srav\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rt],
			CRegName::GPR[command.rs]);
		break;
	case R4300i_SPECIAL_JR:
		sprintf(CommandName,"jr\t%s",CRegName::GPR[command.rs]);
		break;
	case R4300i_SPECIAL_JALR:
		sprintf(CommandName,"jalr\t%s, %s",CRegName::GPR[command.rd],CRegName::GPR[command.rs]);
		break;
	case R4300i_SPECIAL_SYSCALL:
		sprintf(CommandName,"system call");
		break;
	case R4300i_SPECIAL_BREAK:
		sprintf(CommandName,"break");
		break;
	case R4300i_SPECIAL_SYNC:
		sprintf(CommandName,"sync");
		break;
	case R4300i_SPECIAL_MFHI:
		sprintf(CommandName,"mfhi\t%s",CRegName::GPR[command.rd]);
		break;
	case R4300i_SPECIAL_MTHI:
		sprintf(CommandName,"mthi\t%s",CRegName::GPR[command.rs]);
		break;
	case R4300i_SPECIAL_MFLO:
		sprintf(CommandName,"mflo\t%s",CRegName::GPR[command.rd]);
		break;
	case R4300i_SPECIAL_MTLO:
		sprintf(CommandName,"mtlo\t%s",CRegName::GPR[command.rs]);
		break;
	case R4300i_SPECIAL_DSLLV:
		sprintf(CommandName,"dsllv\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rt],
			CRegName::GPR[command.rs]);
		break;
	case R4300i_SPECIAL_DSRLV:
		sprintf(CommandName,"dsrlv\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rt],
			CRegName::GPR[command.rs]);
		break;
	case R4300i_SPECIAL_DSRAV:
		sprintf(CommandName,"dsrav\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rt],
			CRegName::GPR[command.rs]);
		break;
	case R4300i_SPECIAL_MULT:
		sprintf(CommandName,"mult\t%s, %s",CRegName::GPR[command.rs], CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_MULTU:
		sprintf(CommandName,"multu\t%s, %s",CRegName::GPR[command.rs], CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_DIV:
		sprintf(CommandName,"div\t%s, %s",CRegName::GPR[command.rs], CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_DIVU:
		sprintf(CommandName,"divu\t%s, %s",CRegName::GPR[command.rs], CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_DMULT:
		sprintf(CommandName,"dmult\t%s, %s",CRegName::GPR[command.rs], CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_DMULTU:
		sprintf(CommandName,"dmultu\t%s, %s",CRegName::GPR[command.rs], CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_DDIV:
		sprintf(CommandName,"ddiv\t%s, %s",CRegName::GPR[command.rs], CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_DDIVU:
		sprintf(CommandName,"ddivu\t%s, %s",CRegName::GPR[command.rs], CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_ADD:
		sprintf(CommandName,"add\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rs],
			CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_ADDU:
		sprintf(CommandName,"addu\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rs],
			CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_SUB:
		sprintf(CommandName,"sub\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rs],
			CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_SUBU:
		sprintf(CommandName,"subu\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rs],
			CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_AND:
		sprintf(CommandName,"and\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rs],
			CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_OR:
		sprintf(CommandName,"or\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rs],
			CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_XOR:
		sprintf(CommandName,"xor\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rs],
			CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_NOR:
		sprintf(CommandName,"nor\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rs],
			CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_SLT:
		sprintf(CommandName,"slt\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rs],
			CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_SLTU:
		sprintf(CommandName,"sltu\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rs],
			CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_DADD:
		sprintf(CommandName,"dadd\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rs],
			CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_DADDU:
		sprintf(CommandName,"daddu\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rs],
			CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_DSUB:
		sprintf(CommandName,"dsub\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rs],
			CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_DSUBU:
		sprintf(CommandName,"dsubu\t%s, %s, %s",CRegName::GPR[command.rd], CRegName::GPR[command.rs],
			CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_TGE:
		sprintf(CommandName,"tge\t%s, %s",CRegName::GPR[command.rs],CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_TGEU:
		sprintf(CommandName,"tgeu\t%s, %s",CRegName::GPR[command.rs],CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_TLT:
		sprintf(CommandName,"tlt\t%s, %s",CRegName::GPR[command.rs],CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_TLTU:
		sprintf(CommandName,"tltu\t%s, %s",CRegName::GPR[command.rs],CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_TEQ:
		sprintf(CommandName,"teq\t%s, %s",CRegName::GPR[command.rs],CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_TNE:
		sprintf(CommandName,"tne\t%s, %s",CRegName::GPR[command.rs],CRegName::GPR[command.rt]);
		break;
	case R4300i_SPECIAL_DSLL:
		sprintf(CommandName,"dsll\t%s, %s, 0x%X",CRegName::GPR[command.rd],
			CRegName::GPR[command.rt], command.sa);
		break;
	case R4300i_SPECIAL_DSRL:
		sprintf(CommandName,"dsrl\t%s, %s, 0x%X",CRegName::GPR[command.rd], CRegName::GPR[command.rt],
			command.sa);
		break;
	case R4300i_SPECIAL_DSRA:
		sprintf(CommandName,"dsra\t%s, %s, 0x%X",CRegName::GPR[command.rd], CRegName::GPR[command.rt],
			command.sa);
		break;
	case R4300i_SPECIAL_DSLL32:
		sprintf(CommandName,"dsll32\t%s, %s, 0x%X",CRegName::GPR[command.rd],CRegName::GPR[command.rt], command.sa);
		break;
	case R4300i_SPECIAL_DSRL32:
		sprintf(CommandName,"dsrl32\t%s, %s, 0x%X",CRegName::GPR[command.rd], CRegName::GPR[command.rt], command.sa);
		break;
	case R4300i_SPECIAL_DSRA32:
		sprintf(CommandName,"dsra32\t%s, %s, 0x%X",CRegName::GPR[command.rd], CRegName::GPR[command.rt], command.sa);
		break;
	default:	
		sprintf(CommandName,"Unknown\t%02X %02X %02X %02X",
			command.Ascii[3],command.Ascii[2],command.Ascii[1],command.Ascii[0]);
	}
	return CommandName;
}

char * R4300iRegImmName ( DWORD OpCode, DWORD PC ) {
	OPCODE command;
	command.Hex = OpCode;

	switch (command.rt) {
	case R4300i_REGIMM_BLTZ:
		sprintf(CommandName,"bltz\t%s, %s",CRegName::GPR[command.rs], LabelName(PC + ((short)command.offset << 2) + 4));
		break;
	case R4300i_REGIMM_BGEZ:
		if (command.rs == 0) {
			sprintf(CommandName,"b\t%s", LabelName(PC + ((short)command.offset << 2) + 4));
		} else {
			sprintf(CommandName,"bgez\t%s, %s",CRegName::GPR[command.rs], LabelName(PC + ((short)command.offset << 2) + 4));
		}
		break;
	case R4300i_REGIMM_BLTZL:
		sprintf(CommandName,"bltzl\t%s, %s",CRegName::GPR[command.rs], LabelName(PC + ((short)command.offset << 2) + 4));
		break;
	case R4300i_REGIMM_BGEZL:
		sprintf(CommandName,"bgezl\t%s, %s",CRegName::GPR[command.rs], LabelName(PC + ((short)command.offset << 2) + 4));
		break;
	case R4300i_REGIMM_TGEI:
		sprintf(CommandName,"tgei\t%s, 0x%X",CRegName::GPR[command.rs],command.immediate);
		break;
	case R4300i_REGIMM_TGEIU:
		sprintf(CommandName,"tgeiu\t%s, 0x%X",CRegName::GPR[command.rs],command.immediate);
		break;
	case R4300i_REGIMM_TLTI:
		sprintf(CommandName,"tlti\t%s, 0x%X",CRegName::GPR[command.rs],command.immediate);
		break;
	case R4300i_REGIMM_TLTIU:
		sprintf(CommandName,"tltiu\t%s, 0x%X",CRegName::GPR[command.rs],command.immediate);
		break;
	case R4300i_REGIMM_TEQI:
		sprintf(CommandName,"teqi\t%s, 0x%X",CRegName::GPR[command.rs],command.immediate);
		break;
	case R4300i_REGIMM_TNEI:
		sprintf(CommandName,"tnei\t%s, 0x%X",CRegName::GPR[command.rs],command.immediate);
		break;
	case R4300i_REGIMM_BLTZAL:
		sprintf(CommandName,"bltzal\t%s, %s",CRegName::GPR[command.rs], LabelName(PC + ((short)command.offset << 2) + 4));
		break;
	case R4300i_REGIMM_BGEZAL:
		if (command.rs == 0) {
			sprintf(CommandName,"bal\t%s",LabelName(PC + ((short)command.offset << 2) + 4));
		} else {
			sprintf(CommandName,"bgezal\t%s, %s",CRegName::GPR[command.rs], LabelName(PC + ((short)command.offset << 2) + 4));
		}
		break;
	case R4300i_REGIMM_BLTZALL:
		sprintf(CommandName,"bltzall\t%s, %s",CRegName::GPR[command.rs], LabelName(PC + ((short)command.offset << 2) + 4));
		break;
	case R4300i_REGIMM_BGEZALL:
		sprintf(CommandName,"bgezall\t%s, %s",CRegName::GPR[command.rs], LabelName(PC + ((short)command.offset << 2) + 4));
		break;
	default:	
		sprintf(CommandName,"Unknown\t%02X %02X %02X %02X",
			command.Ascii[3],command.Ascii[2],command.Ascii[1],command.Ascii[0]);
	}
	return CommandName;
}

char * R4300iCop1Name ( DWORD OpCode, DWORD PC ) {
	OPCODE command;
	command.Hex = OpCode;

	switch (command.fmt) {
	case R4300i_COP1_MF:
		sprintf(CommandName,"mfc1\t%s, %s",CRegName::GPR[command.rt], CRegName::FPR[command.fs]);
		break;
	case R4300i_COP1_DMF:
		sprintf(CommandName,"dmfc1\t%s, %s",CRegName::GPR[command.rt], CRegName::FPR[command.fs]);
		break;
	case R4300i_COP1_CF:
		sprintf(CommandName,"cfc1\t%s, %s",CRegName::GPR[command.rt], CRegName::FPR_Ctrl[command.fs]);
		break;
	case R4300i_COP1_MT:
		sprintf(CommandName,"mtc1\t%s, %s",CRegName::GPR[command.rt], CRegName::FPR[command.fs]);
		break;
	case R4300i_COP1_DMT:
		sprintf(CommandName,"dmtc1\t%s, %s",CRegName::GPR[command.rt], CRegName::FPR[command.fs]);
		break;
	case R4300i_COP1_CT:
		sprintf(CommandName,"ctc1\t%s, %s",CRegName::GPR[command.rt], CRegName::FPR_Ctrl[command.fs]);
		break;
	case R4300i_COP1_BC:
		switch (command.ft) {
		case R4300i_COP1_BC_BCF:
			sprintf(CommandName,"BC1F\t%s", LabelName(PC + ((short)command.offset << 2) + 4));
			break;
		case R4300i_COP1_BC_BCT:
			sprintf(CommandName,"BC1T\t%s", LabelName(PC + ((short)command.offset << 2) + 4));
			break;
		case R4300i_COP1_BC_BCFL:
			sprintf(CommandName,"BC1FL\t%s", LabelName(PC + ((short)command.offset << 2) + 4));
			break;
		case R4300i_COP1_BC_BCTL:
			sprintf(CommandName,"BC1TL\t%s", LabelName(PC + ((short)command.offset << 2) + 4));
			break;
		default:
			sprintf(CommandName,"Unknown Cop1\t%02X %02X %02X %02X",
				command.Ascii[3],command.Ascii[2],command.Ascii[1],command.Ascii[0]);
		}
		break;
	case R4300i_COP1_S:
	case R4300i_COP1_D:
	case R4300i_COP1_W:
	case R4300i_COP1_L:
		switch (command.funct) {			
		case R4300i_COP1_FUNCT_ADD:
			sprintf(CommandName,"ADD.%s\t%s, %s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs], 
				CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_SUB:
			sprintf(CommandName,"SUB.%s\t%s, %s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs], 
				CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_MUL:
			sprintf(CommandName,"MUL.%s\t%s, %s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs], 
				CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_DIV:
			sprintf(CommandName,"DIV.%s\t%s, %s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs], 
				CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_SQRT:
			sprintf(CommandName,"SQRT.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs]);
			break;
		case R4300i_COP1_FUNCT_ABS:
			sprintf(CommandName,"ABS.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs]);
			break;
		case R4300i_COP1_FUNCT_MOV:
			sprintf(CommandName,"MOV.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs]);
			break;
		case R4300i_COP1_FUNCT_NEG:
			sprintf(CommandName,"NEG.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs]);
			break;
		case R4300i_COP1_FUNCT_ROUND_L:
			sprintf(CommandName,"ROUND.L.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs]);
			break;
		case R4300i_COP1_FUNCT_TRUNC_L:
			sprintf(CommandName,"TRUNC.L.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs]);
			break;
		case R4300i_COP1_FUNCT_CEIL_L:
			sprintf(CommandName,"CEIL.L.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs]);
			break;
		case R4300i_COP1_FUNCT_FLOOR_L:
			sprintf(CommandName,"FLOOR.L.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs]);
			break;
		case R4300i_COP1_FUNCT_ROUND_W:
			sprintf(CommandName,"ROUND.W.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs]);
			break;
		case R4300i_COP1_FUNCT_TRUNC_W:
			sprintf(CommandName,"TRUNC.W.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs]);
			break;
		case R4300i_COP1_FUNCT_CEIL_W:
			sprintf(CommandName,"CEIL.W.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs]);
			break;
		case R4300i_COP1_FUNCT_FLOOR_W:
			sprintf(CommandName,"FLOOR.W.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs]);
			break;
		case R4300i_COP1_FUNCT_CVT_S:
			sprintf(CommandName,"CVT.S.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs]);
			break;
		case R4300i_COP1_FUNCT_CVT_D:
			sprintf(CommandName,"CVT.D.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs]);
			break;
		case R4300i_COP1_FUNCT_CVT_W:
			sprintf(CommandName,"CVT.W.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs]);
			break;
		case R4300i_COP1_FUNCT_CVT_L:
			sprintf(CommandName,"CVT.L.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fd], CRegName::FPR[command.fs]);
			break;
		case R4300i_COP1_FUNCT_C_F:
			sprintf(CommandName,"C.F.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fs], CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_C_UN:
			sprintf(CommandName,"C.UN.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fs], CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_C_EQ:
			sprintf(CommandName,"C.EQ.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fs], CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_C_UEQ:
			sprintf(CommandName,"C.UEQ.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fs], CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_C_OLT:
			sprintf(CommandName,"C.OLT.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fs], CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_C_ULT:
			sprintf(CommandName,"C.ULT.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fs], CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_C_OLE:
			sprintf(CommandName,"C.OLE.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fs], CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_C_ULE:
			sprintf(CommandName,"C.ULE.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fs], CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_C_SF:
			sprintf(CommandName,"C.SF.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fs], CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_C_NGLE:
			sprintf(CommandName,"C.NGLE.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fs], CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_C_SEQ:
			sprintf(CommandName,"C.SEQ.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fs], CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_C_NGL:
			sprintf(CommandName,"C.NGL.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fs], CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_C_LT:
			sprintf(CommandName,"C.LT.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fs], CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_C_NGE:
			sprintf(CommandName,"C.NGE.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fs], CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_C_LE:
			sprintf(CommandName,"C.LE.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fs], CRegName::FPR[command.ft]);
			break;
		case R4300i_COP1_FUNCT_C_NGT:
			sprintf(CommandName,"C.NGT.%s\t%s, %s",FPR_Type(command.fmt),  
				CRegName::FPR[command.fs], CRegName::FPR[command.ft]);
			break;
		default:
			sprintf(CommandName,"Unknown Cop1\t%02X %02X %02X %02X",
				command.Ascii[3],command.Ascii[2],command.Ascii[1],command.Ascii[0]);
		}
		break;
	default:
		sprintf(CommandName,"Unknown Cop1\t%02X %02X %02X %02X",
			command.Ascii[3],command.Ascii[2],command.Ascii[1],command.Ascii[0]);
	}
	return CommandName;
}

char * R4300iOpcodeName ( DWORD OpCode, DWORD PC ) {
	OPCODE command;
	command.Hex = OpCode;
		
	switch (command.op) {
	case R4300i_SPECIAL:
		return R4300iSpecialName ( OpCode, PC );
		break;
	case R4300i_REGIMM:
		return R4300iRegImmName ( OpCode, PC );
		break;
	case R4300i_J:
		sprintf(CommandName,"j\t%s",LabelName((PC & 0xF0000000) + (command.target << 2)));
		break;
	case R4300i_JAL:
		sprintf(CommandName,"jal\t%s",LabelName((PC & 0xF0000000) + (command.target << 2)));
		break;
	case R4300i_BEQ:
		if (command.rs == 0 && command.rt == 0) {
			sprintf(CommandName,"b\t%s", LabelName(PC + ((short)command.offset << 2) + 4));
		} else if (command.rs == 0 || command.rt == 0) {
			sprintf(CommandName,"beqz\t%s, %s", CRegName::GPR[command.rs == 0 ? command.rt : command.rs ],
				LabelName(PC + ((short)command.offset << 2) + 4));
		} else {
			sprintf(CommandName,"beq\t%s, %s, %s", CRegName::GPR[command.rs], CRegName::GPR[command.rt],
				LabelName(PC + ((short)command.offset << 2) + 4));
		}
		break;
	case R4300i_BNE:
		if ((command.rs == 0) ^ (command.rt == 0)){
			sprintf(CommandName,"bnez\t%s, %s", CRegName::GPR[command.rs == 0 ? command.rt : command.rs ],
				LabelName(PC + ((short)command.offset << 2) + 4));
		} else {
			sprintf(CommandName,"bne\t%s, %s, %s", CRegName::GPR[command.rs], CRegName::GPR[command.rt],
				LabelName(PC + ((short)command.offset << 2) + 4));
		}
		break;
	case R4300i_BLEZ:
		sprintf(CommandName,"blez\t%s, %s",CRegName::GPR[command.rs], LabelName(PC + ((short)command.offset << 2) + 4));
		break;
	case R4300i_BGTZ:
		sprintf(CommandName,"bgtz\t%s, %s",CRegName::GPR[command.rs], LabelName(PC + ((short)command.offset << 2) + 4));
		break;
	case R4300i_ADDI:
		sprintf(CommandName,"addi\t%s, %s, 0x%X",CRegName::GPR[command.rt], CRegName::GPR[command.rs],command.immediate);
		break;
	case R4300i_ADDIU:
		sprintf(CommandName,"addiu\t%s, %s, 0x%X",CRegName::GPR[command.rt], CRegName::GPR[command.rs],command.immediate);
		break;
	case R4300i_SLTI:
		sprintf(CommandName,"slti\t%s, %s, 0x%X",CRegName::GPR[command.rt], CRegName::GPR[command.rs],command.immediate);
		break;
	case R4300i_SLTIU:
		sprintf(CommandName,"sltiu\t%s, %s, 0x%X",CRegName::GPR[command.rt], CRegName::GPR[command.rs],command.immediate);
		break;
	case R4300i_ANDI:
		sprintf(CommandName,"andi\t%s, %s, 0x%X",CRegName::GPR[command.rt], CRegName::GPR[command.rs],command.immediate);
		break;
	case R4300i_ORI:
		sprintf(CommandName,"ori\t%s, %s, 0x%X",CRegName::GPR[command.rt], CRegName::GPR[command.rs],command.immediate);
		break;
	case R4300i_XORI:
		sprintf(CommandName,"xori\t%s, %s, 0x%X",CRegName::GPR[command.rt], CRegName::GPR[command.rs],command.immediate);
		break;
	case R4300i_LUI:
		sprintf(CommandName,"lui\t%s, 0x%X",CRegName::GPR[command.rt], command.immediate);
		break;
	case R4300i_CP0:
		switch (command.rs) {
		case R4300i_COP0_MF:
			sprintf(CommandName,"mfc0\t%s, %s",CRegName::GPR[command.rt], CRegName::Cop0[command.rd]);
			break;
		case R4300i_COP0_MT:
			sprintf(CommandName,"mtc0\t%s, %s",CRegName::GPR[command.rt], CRegName::Cop0[command.rd]);
			break;
		default:
			if ( (command.rs & 0x10 ) != 0 ) {
				switch( command.funct ) {
				case R4300i_COP0_CO_TLBR:  sprintf(CommandName,"tlbr"); break;
				case R4300i_COP0_CO_TLBWI: sprintf(CommandName,"tlbwi"); break;
				case R4300i_COP0_CO_TLBWR: sprintf(CommandName,"tlbwr"); break;
				case R4300i_COP0_CO_TLBP:  sprintf(CommandName,"tlbp"); break;
				case R4300i_COP0_CO_ERET:  sprintf(CommandName,"eret"); break;
				default:	
					sprintf(CommandName,"Unknown\t%02X %02X %02X %02X",
						command.Ascii[3],command.Ascii[2],command.Ascii[1],command.Ascii[0]);
				}
			} else {
				sprintf(CommandName,"Unknown\t%02X %02X %02X %02X",
				command.Ascii[3],command.Ascii[2],command.Ascii[1],command.Ascii[0]);
			}
			break;
		}
		break;
	case R4300i_CP1:
		return R4300iCop1Name ( OpCode, PC );
	case R4300i_BEQL:
		if (command.rs == command.rt) {
			sprintf(CommandName,"b\t%s", LabelName(PC + ((short)command.offset << 2) + 4));
		} else if ((command.rs == 0) ^ (command.rt == 0)){
			sprintf(CommandName,"beqzl\t%s, %s", CRegName::GPR[command.rs == 0 ? command.rt : command.rs ],
				LabelName(PC + ((short)command.offset << 2) + 4));
		} else {
			sprintf(CommandName,"beql\t%s, %s, %s", CRegName::GPR[command.rs], CRegName::GPR[command.rt],
				LabelName(PC + ((short)command.offset << 2) + 4));
		}
		break;
	case R4300i_BNEL:
		if ((command.rs == 0) ^ (command.rt == 0)){
			sprintf(CommandName,"bnezl\t%s, %s", CRegName::GPR[command.rs == 0 ? command.rt : command.rs ],
				LabelName(PC + ((short)command.offset << 2) + 4));
		} else {
			sprintf(CommandName,"bnel\t%s, %s, %s", CRegName::GPR[command.rs], CRegName::GPR[command.rt],
				LabelName(PC + ((short)command.offset << 2) + 4));
		}
		break;
	case R4300i_BLEZL:
		sprintf(CommandName,"blezl\t%s, %s",CRegName::GPR[command.rs], LabelName(PC + ((short)command.offset << 2) + 4));
		break;
	case R4300i_BGTZL:
		sprintf(CommandName,"bgtzl\t%s, %s",CRegName::GPR[command.rs], LabelName(PC + ((short)command.offset << 2) + 4));
		break;
	case R4300i_DADDI:
		sprintf(CommandName,"daddi\t%s, %s, 0x%X",CRegName::GPR[command.rt], CRegName::GPR[command.rs],command.immediate);
		break;
	case R4300i_DADDIU:
		sprintf(CommandName,"daddiu\t%s, %s, 0x%X",CRegName::GPR[command.rt], CRegName::GPR[command.rs],command.immediate);
		break;
	case R4300i_LDL:
		sprintf(CommandName,"ldl\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_LDR:
		sprintf(CommandName,"ldr\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_LB:
		sprintf(CommandName,"lb\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_LH:
		sprintf(CommandName,"lh\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_LWL:
		sprintf(CommandName,"lwl\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_LW:
		sprintf(CommandName,"lw\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_LBU:
		sprintf(CommandName,"lbu\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_LHU:
		sprintf(CommandName,"lhu\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_LWR:
		sprintf(CommandName,"lwr\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_LWU:
		sprintf(CommandName,"lwu\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_SB:
		sprintf(CommandName,"sb\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_SH:
		sprintf(CommandName,"sh\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_SWL:
		sprintf(CommandName,"swl\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_SW:
		sprintf(CommandName,"sw\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_SDL:
		sprintf(CommandName,"sdl\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_SDR:
		sprintf(CommandName,"sdr\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_SWR:
		sprintf(CommandName,"swr\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_CACHE:
		sprintf(CommandName,"cache\t%d, 0x%X (%s)",command.rt, command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_LL:
		sprintf(CommandName,"ll\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_LWC1:
		sprintf(CommandName,"lwc1\t%s, 0x%X (%s)",CRegName::FPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_LDC1:
		sprintf(CommandName,"ldc1\t%s, 0x%X (%s)",CRegName::FPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_LD:
		sprintf(CommandName,"ld\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_SC:
		sprintf(CommandName,"sc\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_SWC1:
		sprintf(CommandName,"swc1\t%s, 0x%X (%s)",CRegName::FPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_SDC1:
		sprintf(CommandName,"sdc1\t%s, 0x%X (%s)",CRegName::FPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	case R4300i_SD:
		sprintf(CommandName,"sd\t%s, 0x%X (%s)",CRegName::GPR[command.rt], command.offset, CRegName::GPR[command.base]);
		break;
	default:	
		sprintf(CommandName,"Unknown\t%02X %02X %02X %02X",
			command.Ascii[3],command.Ascii[2],command.Ascii[1],command.Ascii[0]);
	}

	return CommandName;
}
