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Core: Have CX86RecompilerOps::COP1_S_CVT be able to handle the old format of FPU_Dword and FPU_Qword

This commit is contained in:
zilmar 2024-05-02 15:46:03 +09:30
parent 046f27ce98
commit dd0f7ad776
1 changed files with 30 additions and 0 deletions
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30
Source/Project64-core/N64System/Recompiler/x86/x86RecompilerOps.cpp
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@ -12187,6 +12187,36 @@ void CX86RecompilerOps::COP1_S_CVT(CRegBase::FPU_ROUND RoundMethod, CRegInfo::FP
CompileCheckFPUInput(fsRegPointer, FpuOpSize_64bit, (NewFormat == CRegInfo::FPU_Dword || NewFormat == CRegInfo::FPU_Qword));
m_Assembler.fpuLoadQwordFromX86Reg(m_RegWorkingSet.StackTopPos(), fsRegPointer);
}
else if (OldFormat == CRegInfo::FPU_Dword)
{
m_Assembler.fpuLoadIntegerDwordFromX86Reg(m_RegWorkingSet.StackTopPos(), fsRegPointer);
}
else if (OldFormat == CRegInfo::FPU_Qword)
{
m_Assembler.mov(asmjit::x86::eax, asmjit::x86::dword_ptr(fsRegPointer, 4));
m_Assembler.adc(asmjit::x86::eax, 0x800000);
m_Assembler.cmp(asmjit::x86::eax, 0xFFFFFF);
asmjit::Label UnimplementedOperationLabel = m_Assembler.newLabel();
asmjit::Label ValidValueLabel = m_Assembler.newLabel();
m_Assembler.JaLabel("ValidValue", UnimplementedOperationLabel);
m_Assembler.JbLabel("UnimplementedOperationLabel", ValidValueLabel);
m_Assembler.cmp(asmjit::x86::eax, 0xFFFFFFFF);
m_Assembler.JbeLabel("ValidValue", ValidValueLabel);
m_Assembler.bind(UnimplementedOperationLabel);
CRegInfo ExitRegSet = m_RegWorkingSet;
if (ExitRegSet.IsFPStatusRegMapped())
{
m_Assembler.or_(m_RegWorkingSet.Map_FPStatusReg(), FPCSR_CE);
}
else
{
m_Assembler.OrConstToVariable(&m_Reg.m_FPCR[31], "_FPCR[31]", FPCSR_CE);
}
ExitRegSet.SetBlockCycleCount(ExitRegSet.GetBlockCycleCount() + g_System->CountPerOp());
CompileExit(m_CompilePC, m_CompilePC, ExitRegSet, ExitReason_ExceptionFloatingPoint, false, &CX86Ops::JmpLabel);
m_Assembler.bind(ValidValueLabel);
m_Assembler.fpuLoadIntegerQwordFromX86Reg(m_RegWorkingSet.StackTopPos(), fsRegPointer);
}
else
{
g_Notify->BreakPoint(__FILE__, __LINE__);