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EmuCodeBlock: Fix bug in SetFPRF: Should only consider lower double

This commit is contained in:
MerryMage 2018-12-24 19:02:43 +00:00
parent a0673fbb47
commit 0deed2a5af
1 changed files with 2 additions and 1 deletions
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3
Source/Core/Core/PowerPC/Jit64Common/EmuCodeBlock.cpp
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@ -982,6 +982,7 @@ void EmuCodeBlock::ConvertSingleToDouble(X64Reg dst, X64Reg src, bool src_is_gpr
alignas(16) static const u64 psDoubleExp[2] = {0x7FF0000000000000ULL, 0}; alignas(16) static const u64 psDoubleExp[2] = {0x7FF0000000000000ULL, 0};
alignas(16) static const u64 psDoubleFrac[2] = {0x000FFFFFFFFFFFFFULL, 0}; alignas(16) static const u64 psDoubleFrac[2] = {0x000FFFFFFFFFFFFFULL, 0};
alignas(16) static const u64 psDoubleNoSign[2] = {0x7FFFFFFFFFFFFFFFULL, 0}; alignas(16) static const u64 psDoubleNoSign[2] = {0x7FFFFFFFFFFFFFFFULL, 0};
alignas(16) static const u64 psWhole[2] = {0xFFFFFFFFFFFFFFFFULL, 0};
// TODO: it might be faster to handle FPRF in the same way as CR is currently handled for integer, // TODO: it might be faster to handle FPRF in the same way as CR is currently handled for integer,
// storing // storing
@ -1027,7 +1028,7 @@ void EmuCodeBlock::SetFPRF(Gen::X64Reg xmm)
continue3 = J(); continue3 = J();
SetJumpTarget(zeroExponent); SetJumpTarget(zeroExponent);
PTEST(xmm, R(xmm)); PTEST(xmm, MConst(psWhole));
FixupBranch zero = J_CC(CC_Z); FixupBranch zero = J_CC(CC_Z);
// No exponent + mantissa: sign ? PPC_FPCLASS_ND : PPC_FPCLASS_PD; // No exponent + mantissa: sign ? PPC_FPCLASS_ND : PPC_FPCLASS_PD;