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Update ASoftFloat.cs

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LDj3SNuD 2018-10-03 23:19:52 +02:00 • committed by GitHub
parent 84bec9dd47
commit f5524d518e
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1 changed files with 70 additions and 0 deletions
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70
ChocolArm64/Instruction/ASoftFloat.cs
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@ -550,6 +550,41 @@ namespace ChocolArm64.Instruction
return FPMulAdd(ValueA, Value1, Value2, State);
}
public static float FPMulX(float Value1, float Value2, AThreadState State)
{
Debug.WriteLineIf(State.Fpcr != 0, $"ASoftFloat_32.FPMulX: State.Fpcr = 0x{State.Fpcr:X8}");
Value1 = Value1.FPUnpack(out FPType Type1, out bool Sign1, out uint Op1);
Value2 = Value2.FPUnpack(out FPType Type2, out bool Sign2, out uint Op2);
float Result = FPProcessNaNs(Type1, Type2, Op1, Op2, State, out bool Done);
if (!Done)
{
bool Inf1 = Type1 == FPType.Infinity; bool Zero1 = Type1 == FPType.Zero;
bool Inf2 = Type2 == FPType.Infinity; bool Zero2 = Type2 == FPType.Zero;
if ((Inf1 && Zero2) || (Zero1 && Inf2))
{
Result = FPTwo(Sign1 ^ Sign2);
}
else if (Inf1 || Inf2)
{
Result = FPInfinity(Sign1 ^ Sign2);
}
else if (Zero1 || Zero2)
{
Result = FPZero(Sign1 ^ Sign2);
}
else
{
Result = Value1 * Value2;
}
}
return Result;
}
public static float FPRecipStepFused(float Value1, float Value2, AThreadState State)
{
Debug.WriteLineIf(State.Fpcr != 0, $"ASoftFloat_32.FPRecipStepFused: State.Fpcr = 0x{State.Fpcr:X8}");
@ -1233,6 +1268,41 @@ namespace ChocolArm64.Instruction
return FPMulAdd(ValueA, Value1, Value2, State);
}
public static double FPMulX(double Value1, double Value2, AThreadState State)
{
Debug.WriteLineIf(State.Fpcr != 0, $"ASoftFloat_64.FPMulX: State.Fpcr = 0x{State.Fpcr:X8}");
Value1 = Value1.FPUnpack(out FPType Type1, out bool Sign1, out ulong Op1);
Value2 = Value2.FPUnpack(out FPType Type2, out bool Sign2, out ulong Op2);
double Result = FPProcessNaNs(Type1, Type2, Op1, Op2, State, out bool Done);
if (!Done)
{
bool Inf1 = Type1 == FPType.Infinity; bool Zero1 = Type1 == FPType.Zero;
bool Inf2 = Type2 == FPType.Infinity; bool Zero2 = Type2 == FPType.Zero;
if ((Inf1 && Zero2) || (Zero1 && Inf2))
{
Result = FPTwo(Sign1 ^ Sign2);
}
else if (Inf1 || Inf2)
{
Result = FPInfinity(Sign1 ^ Sign2);
}
else if (Zero1 || Zero2)
{
Result = FPZero(Sign1 ^ Sign2);
}
else
{
Result = Value1 * Value2;
}
}
return Result;
}
public static double FPRecipStepFused(double Value1, double Value2, AThreadState State)
{
Debug.WriteLineIf(State.Fpcr != 0, $"ASoftFloat_64.FPRecipStepFused: State.Fpcr = 0x{State.Fpcr:X8}");