The-Homebrew-Cloud/dolphin
2
0
Fork 0
mirror of https://github.com/dolphin-emu/dolphin.git synced 2025-01-10 08:09:26 +01:00
Code Issues Packages Projects Releases Wiki Activity

Jit64: Correctly handle NaNs for ps_mulsX

Browse Source
This commit is contained in:
JosJuice 2022-11-25 22:36:06 +01:00
parent d3180e3516
commit cbceae9176
1 changed files with 8 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
Source/Core/Core/PowerPC/Jit64/Jit_Paired.cpp
View File

@ -98,23 +98,26 @@ void Jit64::ps_muls(UGeckoInstruction inst)
RCOpArg Ra = fpr.Use(a, RCMode::Read); RCOpArg Ra = fpr.Use(a, RCMode::Read);
RCOpArg Rc = fpr.Use(c, RCMode::Read); RCOpArg Rc = fpr.Use(c, RCMode::Read);
RCX64Reg Rd = fpr.Bind(d, RCMode::Write); RCX64Reg Rd = fpr.Bind(d, RCMode::Write);
RegCache::Realize(Ra, Rc, Rd); RCX64Reg Rc_duplicated = m_accurate_nans ? fpr.Scratch() : fpr.Scratch(XMM1);
RegCache::Realize(Ra, Rc, Rd, Rc_duplicated);
switch (inst.SUBOP5) switch (inst.SUBOP5)
{ {
case 12: // ps_muls0 case 12: // ps_muls0
MOVDDUP(XMM1, Rc); MOVDDUP(Rc_duplicated, Rc);
break; break;
case 13: // ps_muls1 case 13: // ps_muls1
avx_op(&XEmitter::VSHUFPD, &XEmitter::SHUFPD, XMM1, Rc, Rc, 3); avx_op(&XEmitter::VSHUFPD, &XEmitter::SHUFPD, Rc_duplicated, Rc, Rc, 3);
break; break;
default: default:
PanicAlertFmt("ps_muls WTF!!!"); PanicAlertFmt("ps_muls WTF!!!");
} }
if (round_input) if (round_input)
Force25BitPrecision(XMM1, R(XMM1), XMM0); Force25BitPrecision(XMM1, R(Rc_duplicated), XMM0);
else if (XMM1 != Rc_duplicated)
MOVAPD(XMM1, Rc_duplicated);
MULPD(XMM1, Ra); MULPD(XMM1, Ra);
HandleNaNs(inst, XMM1, XMM0, Ra, std::nullopt, Rc); HandleNaNs(inst, XMM1, XMM0, Ra, std::nullopt, Rc_duplicated);
FinalizeSingleResult(Rd, R(XMM1)); FinalizeSingleResult(Rd, R(XMM1));
} }