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Optimize SB in RSP Recompiler

This commit is contained in:
LegendOfDragoon 2016-08-22 16:09:37 -07:00
parent 7f468bd939
commit 6e99abb50a
1 changed files with 32 additions and 6 deletions
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38
Source/RSP/Recompiler Ops.c
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@ -921,14 +921,40 @@ void Compile_SB ( void ) {
CPU_Message(" %X %s",CompilePC,RSPOpcodeName(RSPOpC.Hex,CompilePC));
MoveVariableToX86reg(&RSP_GPR[RSPOpC.base].UW, GPR_Name(RSPOpC.base), x86_EBX);
MoveVariableToX86regByte(&RSP_GPR[RSPOpC.rt].UW, GPR_Name(RSPOpC.rt), x86_EAX);
if (IsRegConst(RSPOpC.base) == TRUE) {
char Address[32];
DWORD Addr = (MipsRegConst(RSPOpC.base) + Offset) ^ 3;
Addr &= 0xfff;
sprintf(Address, "Dmem + %Xh", Addr);
if (Offset != 0) AddConstToX86Reg(x86_EBX, Offset);
XorConstToX86Reg(x86_EBX, 3);
AndConstToX86Reg(x86_EBX, 0x0fff);
if (IsRegConst(RSPOpC.rt) == TRUE) {
MoveConstByteToVariable(MipsRegConst(RSPOpC.rt), RSPInfo.DMEM + Addr, Address);
return;
} else {
MoveVariableToX86regByte(&RSP_GPR[RSPOpC.rt].UW, GPR_Name(RSPOpC.rt), x86_EAX);
MoveX86regByteToVariable(x86_EAX, RSPInfo.DMEM + Addr, Address);
return;
}
}
MoveX86regByteToN64Mem(x86_EAX, x86_EBX);
if (IsRegConst(RSPOpC.rt) == TRUE) {
MoveVariableToX86reg(&RSP_GPR[RSPOpC.base].UW, GPR_Name(RSPOpC.base), x86_EBX);
if (Offset != 0) AddConstToX86Reg(x86_EBX, Offset);
XorConstToX86Reg(x86_EBX, 3);
AndConstToX86Reg(x86_EBX, 0x0fff);
MoveConstByteToN64Mem(MipsRegConst(RSPOpC.rt), x86_EBX);
} else {
MoveVariableToX86reg(&RSP_GPR[RSPOpC.base].UW, GPR_Name(RSPOpC.base), x86_EBX);
MoveVariableToX86regByte(&RSP_GPR[RSPOpC.rt].UW, GPR_Name(RSPOpC.rt), x86_EAX);
if (Offset != 0) AddConstToX86Reg(x86_EBX, Offset);
XorConstToX86Reg(x86_EBX, 3);
AndConstToX86Reg(x86_EBX, 0x0fff);
MoveX86regByteToN64Mem(x86_EAX, x86_EBX);
}
}
void Compile_SH ( void ) {