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Fix detection of denormals in frsp.

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Andrew Church 2015-01-18 07:03:02 +09:00
parent b7761beee9
commit d78fe3b4d4
1 changed files with 4 additions and 1 deletions
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5
rpcs3/Emu/Cell/PPUInterpreter.h
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@ -3795,7 +3795,10 @@ private:
const double r = static_cast<float>(b0); const double r = static_cast<float>(b0);
CPU.FPSCR.FR = fabs(r) > fabs(b); CPU.FPSCR.FR = fabs(r) > fabs(b);
CPU.SetFPSCR_FI(b != r); CPU.SetFPSCR_FI(b != r);
CPU.FPSCR.FPRF = PPCdouble(r).GetType(); u32 type = PPCdouble(r).GetType();
if (type == FPR_PN && r < ldexp(1.0, -126)) type = FPR_PD;
else if (type == FPR_NN && r > ldexp(-1.0, -126)) type = FPR_ND;
CPU.FPSCR.FPRF = type;
CPU.FPR[frd] = r; CPU.FPR[frd] = r;
} }
void FCTIW(u32 frd, u32 frb, bool rc) void FCTIW(u32 frd, u32 frb, bool rc)