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Disabling the not working backward propagation system in the EErec. 

git-svn-id: http://pcsx2.googlecode.com/svn/trunk@2456 96395faa-99c1-11dd-bbfe-3dabce05a288
This commit is contained in:
ramapcsx2 2010-01-19 11:33:52 +00:00
parent 3780b67ea8
commit 4673574ca1
2 changed files with 15 additions and 28 deletions
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35
pcsx2/x86/ir5900tables.cpp
View File

@ -168,12 +168,15 @@ __forceinline void BSCPropagate::rpropSPECIAL()
case 2: // SRL
case 3: // SRA
rpropSetWrite(_Rd_, EEINST_LIVE1);
rpropSetRead(_Rt_, 0);
break;
case 4: // sllv
case 6: // srlv
case 7: // srav
rpropSetWrite(_Rd_, EEINST_LIVE1);
rpropSetRead(_Rs_, 0);
rpropSetRead(_Rt_, 0);
break;
case 8: // JR
@ -222,34 +225,10 @@ __forceinline void BSCPropagate::rpropSPECIAL()
case 22: // dsrlv
case 23: // dsrav
rpropSetWrite(_Rd_, EEINST_LIVE1);
rpropSetRead(_Rs_, 0);
rpropSetRead(_Rt_, EEINST_LIVE1);
break;
//case 24: // mult
// // can do unsigned mult only if HI isn't used
// //using this allocation for temp causes the emu to crash
// //temp = 0;
// temp = 0;
// rpropSetWrite(XMMGPR_LO, EEINST_LIVE1);
// rpropSetWrite(XMMGPR_HI, EEINST_LIVE1);
// rpropSetWrite(_Rd_, EEINST_LIVE1);
//
// // fixme - temp is always 0, so I doubt the next three lines are right. (arcum42)
// // Yep, its wrong. Using always 0 causes the wrong damage calculations in Soul Nomad.
// rpropSetRead(_Rs_, temp);
// rpropSetRead(_Rt_, temp);
// pinst.info |= temp;
// break;
//case 25: // multu
// rpropSetWrite(XMMGPR_LO, EEINST_LIVE1);
// rpropSetWrite(XMMGPR_HI, EEINST_LIVE1);
// rpropSetWrite(_Rd_, EEINST_LIVE1);
// break;
case 24: // mult
case 25: // multu
rpropSetWrite(XMMGPR_LO, EEINST_LIVE1);
@ -335,6 +314,7 @@ __forceinline void BSCPropagate::rpropSPECIAL()
case 60: // dsll32
rpropSetWrite(_Rd_, EEINST_LIVE1);
rpropSetRead(_Rt_, 0);
break;
default:
@ -610,12 +590,16 @@ __forceinline void BSCPropagate::rpropMMI()
rpropSetWrite0<0>(XMMGPR_LO, EEINST_LIVE2);
rpropSetWrite0<0>(XMMGPR_HI, EEINST_LIVE2);
rpropSetWrite(_Rd_, EEINST_LIVE1);
rpropSetRead(_Rs_, 0);
rpropSetRead(_Rt_, 0);
break;
}
case 25: // multu1
rpropSetWrite0<0>(XMMGPR_LO, EEINST_LIVE2);
rpropSetWrite0<0>(XMMGPR_HI, EEINST_LIVE2);
rpropSetWrite(_Rd_, EEINST_LIVE1);
rpropSetRead(_Rs_, 0);
rpropSetRead(_Rt_, 0);
break;
case 26: // div1
@ -905,6 +889,7 @@ void BSCPropagate::rprop()
case 12: // andi
rpropSetWrite(_Rt_, EEINST_LIVE1);
rpropSetRead(_Rs_, 0);
break;
case 13: // ori
rpropSetWrite(_Rt_, EEINST_LIVE1);

8
pcsx2/x86/ix86-32/iR5900-32.cpp
View File

@ -1485,9 +1485,11 @@ StartRecomp:
for(i = s_nEndBlock; i > startpc; i -= 4 ) {
cpuRegs.code = *(int *)PSM(i-4);
pcur[-1] = pcur[0];
BSCPropagate bsc( pcur[-1], pcur[0] );
bsc.rprop();
// Backward propagation entry point. Since it doesn't work right it's disabled for now
//BSCPropagate bsc( pcur[-1], pcur[0] );
//bsc.rprop();
pcur--;
}
}