ShuriZma
/
project64
mirror of https://github.com/project64/project64.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Core: remove Double_RoundToInteger64

This commit is contained in:
zilmar 2023-05-09 13:05:58 +09:30
parent 5a23f48629
commit fdc637516f
1 changed files with 70 additions and 50 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

120
Source/Project64-core/N64System/Interpreter/InterpreterOps.cpp
View File

@ -2490,51 +2490,6 @@ void R4300iOp::COP1_S_CMP()
}
// COP1: D functions
__inline void Double_RoundToInteger64(int64_t * Dest, const double * Source, int RoundType)
{
#pragma warning(push)
#pragma warning(disable : 4244) // warning C4244: disable conversion from 'double' to 'uint64_t', possible loss of data
if (RoundType == FE_TONEAREST)
{
double reminder = *Source - floor(*Source);
if (reminder == 0.5)
{
// Make any decimal point that is even odd, and any decimal point that is odd stay odd
if (*Source < 0)
{
*Dest = (int)truncf(*Source) % 2 != 0 ? floor(*Source) : ceil(*Source);
}
else
{
*Dest = (int)truncf(*Source) % 2 != 0 ? ceil(*Source) : floor(*Source);
}
}
else
{
*Dest = round(*Source);
}
}
else if (RoundType == FE_TOWARDZERO)
{
*Dest = trunc(*Source);
}
else if (RoundType == FE_UPWARD)
{
*Dest = ceil(*Source);
}
else if (RoundType == FE_DOWNWARD)
{
*Dest = floor(*Source);
}
else
{
g_Notify->BreakPoint(__FILE__, __LINE__);
}
#pragma warning(pop)
}
void R4300iOp::COP1_D_ADD()
{
if (TestCop1UsableException())
@ -2705,7 +2660,20 @@ void R4300iOp::COP1_D_ROUND_L()
{
return;
}
Double_RoundToInteger64(&*(int64_t *)_FPR_D[m_Opcode.fd], &*(double *)_FPR_D[m_Opcode.fs], FE_TONEAREST);
_FPCR[31] &= ~0x0003F000;
fesetround(FE_TONEAREST);
feclearexcept(FE_ALL_EXCEPT);
const double & fs = *(double *)_FPR_D[m_Opcode.fs];
if (!CheckFPUInput64Conv(fs))
{
return;
}
double Result = rint(fs);
if (CheckFPUInvalidException())
{
return;
}
*(uint64_t *)_FPR_D[m_Opcode.fd] = (uint64_t)Result;
}
void R4300iOp::COP1_D_TRUNC_L()
@ -2714,7 +2682,20 @@ void R4300iOp::COP1_D_TRUNC_L()
{
return;
}
Double_RoundToInteger64(&*(int64_t *)_FPR_D[m_Opcode.fd], &*(double *)_FPR_D[m_Opcode.fs], FE_TOWARDZERO);
_FPCR[31] &= ~0x0003F000;
fesetround(FE_TOWARDZERO);
feclearexcept(FE_ALL_EXCEPT);
const double & fs = *(double *)_FPR_D[m_Opcode.fs];
if (!CheckFPUInput64Conv(fs))
{
return;
}
double Result = rint(fs);
if (CheckFPUInvalidException())
{
return;
}
*(uint64_t *)_FPR_D[m_Opcode.fd] = (uint64_t)Result;
}
void R4300iOp::COP1_D_CEIL_L()
@ -2723,7 +2704,20 @@ void R4300iOp::COP1_D_CEIL_L()
{
return;
}
Double_RoundToInteger64(&*(int64_t *)_FPR_D[m_Opcode.fd], &*(double *)_FPR_D[m_Opcode.fs], FE_UPWARD);
_FPCR[31] &= ~0x0003F000;
fesetround(FE_UPWARD);
feclearexcept(FE_ALL_EXCEPT);
const double & fs = *(double *)_FPR_D[m_Opcode.fs];
if (!CheckFPUInput64Conv(fs))
{
return;
}
double Result = rint(fs);
if (CheckFPUInvalidException())
{
return;
}
*(uint64_t *)_FPR_D[m_Opcode.fd] = (uint64_t)Result;
}
void R4300iOp::COP1_D_FLOOR_L()
@ -2732,7 +2726,20 @@ void R4300iOp::COP1_D_FLOOR_L()
{
return;
}
Double_RoundToInteger64(&*(int64_t *)_FPR_D[m_Opcode.fd], &*(double *)_FPR_S[m_Opcode.fs], FE_DOWNWARD);
_FPCR[31] &= ~0x0003F000;
fesetround(FE_DOWNWARD);
feclearexcept(FE_ALL_EXCEPT);
const double & fs = *(double *)_FPR_D[m_Opcode.fs];
if (!CheckFPUInput64Conv(fs))
{
return;
}
double Result = rint(fs);
if (CheckFPUInvalidException())
{
return;
}
*(uint64_t *)_FPR_D[m_Opcode.fd] = (uint64_t)Result;
}
void R4300iOp::COP1_D_ROUND_W()
@ -2867,7 +2874,20 @@ void R4300iOp::COP1_D_CVT_L()
{
return;
}
Double_RoundToInteger64(&*(int64_t *)_FPR_D[m_Opcode.fd], &*(double *)_FPR_D[m_Opcode.fs], *_RoundingModel);
_FPCR[31] &= ~0x0003F000;
fesetround(*_RoundingModel);
feclearexcept(FE_ALL_EXCEPT);
const double & fs = *(double *)_FPR_D[m_Opcode.fs];
if (!CheckFPUInput64Conv(fs))
{
return;
}
double Result = rint(fs);
if (CheckFPUInvalidException())
{
return;
}
*(uint64_t *)_FPR_D[m_Opcode.fd] = (uint64_t)Result;
}
void R4300iOp::COP1_D_CMP()