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Core: Improve R4300iOp::COP1_L_CVT_D

This commit is contained in:
zilmar 2023-04-17 18:08:51 +09:30
parent d9e69fee65
commit cba01b2063
1 changed files with 18 additions and 1 deletions
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19
Source/Project64-core/N64System/Interpreter/InterpreterOps.cpp
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@ -2974,8 +2974,25 @@ void R4300iOp::COP1_L_CVT_D()
{
return;
}
_FPCR[31] &= ~0x0003F000;
fesetround(*_RoundingModel);
*(double *)_FPR_D[m_Opcode.fd] = (double)*(int64_t *)_FPR_D[m_Opcode.fs];
feclearexcept(FE_ALL_EXCEPT);
int64_t fs = *(int64_t *)_FPR_D[m_Opcode.fs];
if (fs >= (int64_t)0x0080000000000000ull || fs < (int64_t)0xff80000000000000ull)
{
FPStatusReg & StatusReg = (FPStatusReg &)_FPCR[31];
StatusReg.Cause.UnimplementedOperation = 1;
g_Reg->DoFloatingPointException(g_System->m_PipelineStage == PIPELINE_STAGE_JUMP);
g_System->m_PipelineStage = PIPELINE_STAGE_JUMP;
g_System->m_JumpToLocation = (*_PROGRAM_COUNTER);
return;
}
double Result = (double)fs;
if (CheckFPUException() || CheckFPUResult64(Result))
{
return;
}
*(uint64_t *)_FPR_D[m_Opcode.fd] = *(uint64_t *)&Result;
}
// Other functions