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Fix for Sonic Mega Collection, amazing how missing one small little detail can change things! 

git-svn-id: http://pcsx2.googlecode.com/svn/trunk@4052 96395faa-99c1-11dd-bbfe-3dabce05a288
This commit is contained in:
refraction 2010-11-24 20:36:33 +00:00
parent c09df50a58
commit e37d6b2905
1 changed files with 35 additions and 1 deletions
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36
pcsx2/x86/ix86-32/iR5900Arit.cpp
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@ -449,6 +449,39 @@ void recOR_(int info)
EERECOMPILE_CODE0(OR, XMMINFO_READS|XMMINFO_READT|XMMINFO_WRITED);
void recLogicalOp(int info, int op)
{
pxAssert( !(info & PROCESS_EE_XMM) );
if( _Rd_ == _Rs_ || _Rd_ == _Rt_ ) {
int vreg = _Rd_ == _Rs_ ? _Rt_ : _Rs_;
MOV32MtoR(EAX, (int)&cpuRegs.GPR.r[ vreg ]);
MOV32MtoR(EDX, (int)&cpuRegs.GPR.r[ vreg ] + 4 );
LogicalOp32RtoM((int)&cpuRegs.GPR.r[ _Rd_ ], EAX, op );
LogicalOp32RtoM((int)&cpuRegs.GPR.r[ _Rd_ ] + 4, EDX, op );
if( op == 3 ) {
NOT32M((int)&cpuRegs.GPR.r[ _Rd_ ]);
NOT32M((int)&cpuRegs.GPR.r[ _Rd_ ]+4);
}
}
else {
MOV32MtoR(EAX, (int)&cpuRegs.GPR.r[ _Rs_ ]);
MOV32MtoR(ECX, (int)&cpuRegs.GPR.r[ _Rs_ ] + 4 );
LogicalOp32MtoR(EAX, (int)&cpuRegs.GPR.r[ _Rt_ ], op );
LogicalOp32MtoR(ECX, (int)&cpuRegs.GPR.r[ _Rt_ ] + 4, op );
if( op == 3 ) {
NOT32R(EAX);
NOT32R(ECX);
}
MOV32RtoM((int)&cpuRegs.GPR.r[ _Rd_ ], EAX);
MOV32RtoM((int)&cpuRegs.GPR.r[ _Rd_ ]+4, ECX);
}
}
//// XOR
void recXOR_const()
{
@ -489,12 +522,13 @@ void recXOR_(int info)
pxAssert( !(info & PROCESS_EE_XMM) );
int rs = _Rs_, rt = _Rt_;
if (_Rd_ == _Rt_)
rs = _Rt_, rt = _Rs_;
for (int i = 0; i < 2; i++) {
if (rs == rt) {
xMOV(ptr32[&cpuRegs.GPR.r[_Rd_]], 0);
xMOV(ptr32[&cpuRegs.GPR.r[_Rd_].UL[i]], 0);
} else if (_Rd_ == rs) {
xMOV(eax, ptr32[&cpuRegs.GPR.r[rt].UL[i]]);
xXOR(ptr32[&cpuRegs.GPR.r[_Rd_].UL[i]], eax);