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Core: Get CompileCheckFPUInput check InvalidValueMax, InvalidMinValue in conv

This commit is contained in:
zilmar 2024-04-25 20:41:03 +09:30
parent b92e6bd752
commit 627b4d6103
1 changed files with 61 additions and 1 deletions
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62
Source/Project64-core/N64System/Recompiler/x86/x86RecompilerOps.cpp
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@ -9036,29 +9036,89 @@ void CX86RecompilerOps::CompileExitCode()
void CX86RecompilerOps::CompileCheckFPUInput(asmjit::x86::Gp RegPointer, FpuOpSize OpSize, bool Conv)
{
m_RegWorkingSet.UnMap_FPStatusReg();
if (Conv)
{
CX86RegInfo::REG_MAPPED EaxMapping = m_RegWorkingSet.GetX86Mapped(GetIndexFromX86Reg(asmjit::x86::eax));
if (EaxMapping == CX86RegInfo::Temp_Mapped || EaxMapping == CX86RegInfo::NotMapped)
{
m_RegWorkingSet.Map_TempReg(asmjit::x86::eax, -1, false, false);
}
else
{
g_Notify->BreakPoint(__FILE__, __LINE__);
return;
}
}
asmjit::x86::Gp TempPointerValue = m_RegWorkingSet.Map_TempReg(x86Reg_Unknown, -1, false, false);
m_RegWorkingSet.SetX86Protected(GetIndexFromX86Reg(TempPointerValue), false);
asmjit::Label PossiblySubNormal = m_Assembler.newLabel();
asmjit::Label PossiblyNanJump = m_Assembler.newLabel();
m_Assembler.mov(TempPointerValue, asmjit::x86::dword_ptr(RegPointer));
asmjit::Label InvalidValueMaxJump, InvalidMinValueJump;
if (OpSize == FpuOpSize_32bit)
{
m_Assembler.mov(TempPointerValue, asmjit::x86::dword_ptr(RegPointer));
m_Assembler.and_(TempPointerValue, 0x7F800000);
m_Assembler.JzLabel("PossiblySubNormal", PossiblySubNormal);
m_Assembler.cmp(TempPointerValue, 0x7F800000);
m_Assembler.JeLabel("PossiblyNan", PossiblyNanJump);
if (Conv)
{
InvalidValueMaxJump = m_Assembler.newLabel();
InvalidMinValueJump = m_Assembler.newLabel();
static uint32_t InvalidValueMax = 0x5a000000, InvalidMinValue = 0xda000000;
m_Assembler.fld(asmjit::x86::dword_ptr(RegPointer));
m_Assembler.fld(asmjit::x86::dword_ptr((uint64_t)&InvalidValueMax));
m_Assembler.fcompp();
m_Assembler.fnstsw(asmjit::x86::ax);
m_Assembler.test(asmjit::x86::ah, 0x41);
m_Assembler.jnp(InvalidValueMaxJump);
m_Assembler.fld(asmjit::x86::dword_ptr(RegPointer));
m_Assembler.fld(asmjit::x86::qword_ptr((uint64_t)&InvalidMinValue));
m_Assembler.fcompp();
m_Assembler.fnstsw(asmjit::x86::ax);
m_Assembler.test(asmjit::x86::ah, 0x1);
m_Assembler.je(InvalidMinValueJump);
}
}
else if (OpSize == FpuOpSize_64bit)
{
m_Assembler.mov(TempPointerValue, asmjit::x86::dword_ptr(RegPointer, 4));
m_Assembler.and_(TempPointerValue, 0x7FF00000);
m_Assembler.JzLabel("PossiblySubNormal", PossiblySubNormal);
m_Assembler.cmp(TempPointerValue, 0x7FF00000);
m_Assembler.JeLabel("PossiblyNan", PossiblyNanJump);
if (Conv)
{
InvalidValueMaxJump = m_Assembler.newLabel();
InvalidMinValueJump = m_Assembler.newLabel();
static uint64_t InvalidValueMax = 0x4340000000000000, InvalidMinValue = 0xc340000000000000;
m_Assembler.fld(asmjit::x86::qword_ptr((uint64_t)&InvalidValueMax));
m_Assembler.fcomp(asmjit::x86::qword_ptr(RegPointer));
m_Assembler.fnstsw(asmjit::x86::ax);
m_Assembler.test(asmjit::x86::ah, 0x41);
m_Assembler.jnp(InvalidValueMaxJump);
m_Assembler.fld(asmjit::x86::qword_ptr((uint64_t)&InvalidMinValue));
m_Assembler.fcomp(asmjit::x86::qword_ptr(RegPointer));
m_Assembler.fnstsw(asmjit::x86::ax);
m_Assembler.test(asmjit::x86::ah, 0x1);
m_Assembler.je(InvalidMinValueJump);
}
}
asmjit::Label ValidFpuValue = m_Assembler.newLabel();
m_Assembler.JmpLabel("ValidFpuValue", ValidFpuValue);
m_Assembler.bind(PossiblySubNormal);
m_Assembler.bind(PossiblyNanJump);
if (InvalidValueMaxJump.isValid())
{
m_Assembler.bind(InvalidValueMaxJump);
}
if (InvalidMinValueJump.isValid())
{
m_Assembler.bind(InvalidMinValueJump);
}
m_Assembler.mov(TempPointerValue, asmjit::x86::dword_ptr(RegPointer));
if (OpSize == FpuOpSize_32bit)
{