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Implement RegConst in Compile_LB

This commit is contained in:
LegendOfDragoon 2015-09-07 13:39:41 -07:00
parent 48fcced3bc
commit e9c1c23120
3 changed files with 31 additions and 0 deletions
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11
Source/RSP/Recompiler Ops.c
View File

@ -620,6 +620,17 @@ void Compile_LB ( void ) {
CPU_Message(" %X %s",CompilePC,RSPOpcodeName(RSPOpC.Hex,CompilePC));
if (IsRegConst(RSPOpC.base) == TRUE) {
char Address[32];
DWORD Addr = (MipsRegConst(RSPOpC.base) + Offset) ^ 3;
Addr &= 0xfff;
sprintf(Address, "Dmem + %Xh", Addr);
MoveSxVariableToX86regByte(RSPInfo.DMEM + Addr, Address, x86_EAX);
MoveX86regToVariable(x86_EAX, &RSP_GPR[RSPOpC.rt].UW, GPR_Name(RSPOpC.rt));
return;
}
MoveVariableToX86reg(&RSP_GPR[RSPOpC.base].UW, GPR_Name(RSPOpC.base), x86_EBX);
if (Offset != 0) AddConstToX86Reg(x86_EBX, Offset);
XorConstToX86Reg(x86_EBX, 3);

19
Source/RSP/X86.c
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@ -1824,6 +1824,25 @@ void MoveSxX86RegPtrDispToX86RegHalf(int AddrReg, BYTE Disp, int Destination) {
PUTDST8(RecompPos, Disp);
}
void MoveSxVariableToX86regByte(void *Variable, char *VariableName, int x86reg) {
CPU_Message(" movsx %s, byte ptr [%s]",x86_Name(x86reg),VariableName);
PUTDST16(RecompPos, 0xbe0f);
switch (x86reg) {
case x86_EAX: PUTDST8(RecompPos,0x05); break;
case x86_EBX: PUTDST8(RecompPos,0x1D); break;
case x86_ECX: PUTDST8(RecompPos,0x0D); break;
case x86_EDX: PUTDST8(RecompPos,0x15); break;
case x86_ESI: PUTDST8(RecompPos,0x35); break;
case x86_EDI: PUTDST8(RecompPos,0x3D); break;
case x86_ESP: PUTDST8(RecompPos,0x25); break;
case x86_EBP: PUTDST8(RecompPos,0x2D); break;
default: DisplayError("MoveSxVariableToX86regByte\nUnknown x86 Register");
}
PUTDST32(RecompPos,Variable);
}
void MoveSxVariableToX86regHalf(void *Variable, char *VariableName, int x86reg) {
CPU_Message(" movsx %s, word ptr [%s]",x86_Name(x86reg),VariableName);

1
Source/RSP/X86.h
View File

@ -141,6 +141,7 @@ void MoveSxX86RegHalfToX86Reg ( int Source, int Destination );
void MoveSxX86RegPtrDispToX86RegHalf( int AddrReg, BYTE Disp, int Destination );
void MoveSxN64MemToX86regByte ( int x86reg, int AddrReg );
void MoveSxN64MemToX86regHalf ( int x86reg, int AddrReg );
void MoveSxVariableToX86regByte ( void *Variable, char *VariableName, int x86reg );
void MoveSxVariableToX86regHalf ( void *Variable, char *VariableName, int x86reg );
void MoveZxX86RegHalfToX86Reg ( int Source, int Destination );
void MoveZxX86RegPtrDispToX86RegHalf( int AddrReg, BYTE Disp, int Destination );