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On DCBZ, mask the memory address to ensure that the address is within physical memory. The AGP disc DCBZ's against an out of bounds physical address.

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skidau
2015-01-24 12:19:33 +11:00
parent 8a561b57c3
commit 7dafad5a8b
1 changed files with 4 additions and 0 deletions
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4
Source/Core/Core/PowerPC/Jit64/Jit_LoadStore.cpp
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@@ -331,6 +331,10 @@ void Jit64::dcbz(UGeckoInstruction inst)
FixupBranch exit = J(true); FixupBranch exit = J(true);
SwitchToNearCode(); SwitchToNearCode();
// Mask out the address so we don't write to MEM1 out of bounds
// FIXME: Work out why the AGP disc writes out of bounds
if (!SConfig::GetInstance().m_LocalCoreStartupParameter.bWii)
AND(32, R(RSCRATCH), Imm32(Memory::RAM_MASK));
PXOR(XMM0, R(XMM0)); PXOR(XMM0, R(XMM0));
MOVAPS(MComplex(RMEM, RSCRATCH, SCALE_1, 0), XMM0); MOVAPS(MComplex(RMEM, RSCRATCH, SCALE_1, 0), XMM0);
MOVAPS(MComplex(RMEM, RSCRATCH, SCALE_1, 16), XMM0); MOVAPS(MComplex(RMEM, RSCRATCH, SCALE_1, 16), XMM0);