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Merged Ref's latest bugfix/opt into RC, after he and cotton finished debating it's validity. (for score keepers: Ref won this one! ;) 

git-svn-id: http://pcsx2.googlecode.com/svn/branches/rc_0.9.6@607 96395faa-99c1-11dd-bbfe-3dabce05a288
This commit is contained in:
Jake.Stine 2009-02-26 03:08:32 +00:00
parent 4f2e6e3122
commit b8a1d57600
1 changed files with 19 additions and 1 deletions
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20
pcsx2/x86/iVUmicroUpper.cpp
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@ -2584,7 +2584,8 @@ void recVUMI_MAX_xyzw(VURegs *VU, int xyzw, int info)
VU_MERGE_REGS(EEREC_D, EEREC_TEMP);
}
else {
if( xyzw < 3 ) SSE_XORPS_XMM_to_XMM(EEREC_D, EEREC_D);
//If VF0.w isnt chosen as the constant, then its going to be MAX( 0, VF0 ), so the result is VF0
if( xyzw < 3 ) { SSE_MOVAPS_M128_to_XMM(EEREC_D, (uptr)&VU->VF[0].UL[0]); }
else SSE_MOVAPS_M128_to_XMM(EEREC_D, (uptr)s_fones);
}
return;
@ -2754,6 +2755,23 @@ void recVUMI_MINI_xyzw(VURegs *VU, int xyzw, int info)
if ( _Fd_ == 0 ) return;
//SysPrintf ("recVUMI_MINI_xyzw \n");
if (_Fs_ == 0 && _Ft_ == 0)
{
if( _X_Y_Z_W == 0xf )
{
//If VF0.w is the constant, the result will match VF0, else its all 0's
if(xyzw == 3) SSE_MOVAPS_M128_to_XMM(EEREC_D, (uptr)&VU->VF[0].UL[0]);
else SSE_XORPS_XMM_to_XMM(EEREC_D, EEREC_D);
}
else
{
//If VF0.w is the constant, the result will match VF0, else its all 0's
if(xyzw == 3) SSE_MOVAPS_M128_to_XMM(EEREC_TEMP, (uptr)&VU->VF[0].UL[0]);
else SSE_XORPS_XMM_to_XMM(EEREC_TEMP, EEREC_TEMP);
VU_MERGE_REGS(EEREC_D, EEREC_TEMP);
}
return;
}
if (MINMAXFIX)
MINMAXlogical(VU, info, 1, 2, 0, xyzw);
else