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Added a check for a redundant mov in the fastmem writes code.

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Fixes issue 6905.
This commit is contained in:
skidau 2014-01-13 22:18:19 +11:00
parent e00c3ce363
commit 8b53385c54
1 changed files with 8 additions and 4 deletions
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12
Source/Core/Core/PowerPC/JitCommon/JitBackpatch.cpp
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@ -117,13 +117,17 @@ const u8 *TrampolineCache::GetWriteTrampoline(const InstructionInfo &info, u32 r
PanicAlert("Incorrect use of SafeWriteRegToReg"); PanicAlert("Incorrect use of SafeWriteRegToReg");
if (addrReg != ABI_PARAM1) if (addrReg != ABI_PARAM1)
{ {
MOV(64, R(ABI_PARAM1), R((X64Reg)dataReg)); if (ABI_PARAM1 != dataReg)
MOV(64, R(ABI_PARAM2), R((X64Reg)addrReg)); MOV(64, R(ABI_PARAM1), R((X64Reg)dataReg));
if (ABI_PARAM2 != addrReg)
MOV(64, R(ABI_PARAM2), R((X64Reg)addrReg));
} }
else else
{ {
MOV(64, R(ABI_PARAM2), R((X64Reg)addrReg)); if (ABI_PARAM2 != addrReg)
MOV(64, R(ABI_PARAM1), R((X64Reg)dataReg)); MOV(64, R(ABI_PARAM2), R((X64Reg)addrReg));
if (ABI_PARAM1 != dataReg)
MOV(64, R(ABI_PARAM1), R((X64Reg)dataReg));
} }
if (info.displacement) if (info.displacement)