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Fix immediate div CMP.

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Unknown W. Brackets 2013-02-10 10:02:55 -08:00
parent e0ebfd2211
commit 7c428bfeba
1 changed files with 3 additions and 0 deletions
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3
Core/MIPS/x86/CompALU.cpp
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@ -426,10 +426,13 @@ namespace MIPSComp
case 26: //div
{
gpr.FlushLockX(EDX);
// For CMP.
gpr.KillImmediate(rs, true, false);
gpr.KillImmediate(rt, true, false);
CMP(32, gpr.R(rt), Imm32(0));
FixupBranch divZero = J_CC(CC_E);
// INT_MAX / -1 would overflow.
CMP(32, gpr.R(rs), Imm32(0x80000000));
FixupBranch notOverflow = J_CC(CC_NE);
CMP(32, gpr.R(rt), Imm32((u32) -1));