Force passing of fpcr to FPProcessException and FPUnpack.
Reduces potential for code error significantly
This commit is contained in:
riperiperi
parent
3d67259c9e
commit
969f197028
1 changed files with 84 additions and 98 deletions
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@ -624,11 +624,12 @@ namespace ARMeilleure.Instructions
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public static float FPAdd(float value1, float value2)
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{
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ExecutionContext context = NativeInterface.GetContext();
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FPCR fpcr = context.Fpcr;
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out uint op1, context);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out uint op2, context);
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out uint op1, context, fpcr);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out uint op2, context, fpcr);
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float result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, context.Fpcr);
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float result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, fpcr);
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if (!done)
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{
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@ -639,7 +640,7 @@ namespace ARMeilleure.Instructions
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{
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result = FPDefaultNaN();
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FPProcessException(FPException.InvalidOp, context);
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FPProcessException(FPException.InvalidOp, context, fpcr);
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}
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else if ((inf1 && !sign1) || (inf2 && !sign2))
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{
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@ -657,7 +658,7 @@ namespace ARMeilleure.Instructions
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{
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result = value1 + value2;
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if ((context.Fpcr & FPCR.Fz) != 0 && float.IsSubnormal(result))
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if ((fpcr & FPCR.Fz) != 0 && float.IsSubnormal(result))
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{
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context.Fpsr |= FPSR.Ufc;
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@ -672,9 +673,10 @@ namespace ARMeilleure.Instructions
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public static int FPCompare(float value1, float value2, bool signalNaNs)
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{
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ExecutionContext context = NativeInterface.GetContext();
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FPCR fpcr = context.Fpcr;
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out _, context);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out _, context);
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out _, context, fpcr);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out _, context, fpcr);
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int result;
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@ -684,7 +686,7 @@ namespace ARMeilleure.Instructions
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if (type1 == FPType.SNaN || type2 == FPType.SNaN || signalNaNs)
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{
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FPProcessException(FPException.InvalidOp, context);
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FPProcessException(FPException.InvalidOp, context, fpcr);
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}
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}
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else
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@ -819,11 +821,12 @@ namespace ARMeilleure.Instructions
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public static float FPDiv(float value1, float value2)
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{
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ExecutionContext context = NativeInterface.GetContext();
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FPCR fpcr = context.Fpcr;
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out uint op1, context);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out uint op2, context);
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out uint op1, context, fpcr);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out uint op2, context, fpcr);
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float result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, context.Fpcr);
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float result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, fpcr);
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if (!done)
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{
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@ -834,7 +837,7 @@ namespace ARMeilleure.Instructions
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{
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result = FPDefaultNaN();
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FPProcessException(FPException.InvalidOp, context);
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FPProcessException(FPException.InvalidOp, context, fpcr);
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}
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else if (inf1 || zero2)
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{
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@ -842,7 +845,7 @@ namespace ARMeilleure.Instructions
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if (!inf1)
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{
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FPProcessException(FPException.DivideByZero, context);
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FPProcessException(FPException.DivideByZero, context, fpcr);
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}
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}
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else if (zero1 || inf2)
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@ -853,7 +856,7 @@ namespace ARMeilleure.Instructions
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{
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result = value1 / value2;
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if ((context.Fpcr & FPCR.Fz) != 0 && float.IsSubnormal(result))
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if ((fpcr & FPCR.Fz) != 0 && float.IsSubnormal(result))
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{
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context.Fpsr |= FPSR.Ufc;
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@ -1168,11 +1171,12 @@ namespace ARMeilleure.Instructions
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public static float FPMulX(float value1, float value2)
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{
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ExecutionContext context = NativeInterface.GetContext();
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FPCR fpcr = context.Fpcr;
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out uint op1, context);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out uint op2, context);
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out uint op1, context, fpcr);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out uint op2, context, fpcr);
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float result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, context.Fpcr);
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float result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, fpcr);
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if (!done)
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{
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@ -1195,7 +1199,7 @@ namespace ARMeilleure.Instructions
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{
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result = value1 * value2;
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if ((context.Fpcr & FPCR.Fz) != 0 && float.IsSubnormal(result))
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if ((fpcr & FPCR.Fz) != 0 && float.IsSubnormal(result))
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{
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context.Fpsr |= FPSR.Ufc;
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@ -1351,13 +1355,14 @@ namespace ARMeilleure.Instructions
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public static float FPRecipStepFused(float value1, float value2)
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{
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ExecutionContext context = NativeInterface.GetContext();
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FPCR fpcr = context.Fpcr;
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value1 = value1.FPNeg();
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out uint op1, context);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out uint op2, context);
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out uint op1, context, fpcr);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out uint op2, context, fpcr);
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float result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, context.Fpcr);
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float result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, fpcr);
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if (!done)
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{
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@ -1376,7 +1381,7 @@ namespace ARMeilleure.Instructions
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{
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result = MathF.FusedMultiplyAdd(value1, value2, 2f);
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if ((context.Fpcr & FPCR.Fz) != 0 && float.IsSubnormal(result))
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if ((fpcr & FPCR.Fz) != 0 && float.IsSubnormal(result))
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{
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context.Fpsr |= FPSR.Ufc;
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@ -1391,14 +1396,15 @@ namespace ARMeilleure.Instructions
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public static float FPRecpX(float value)
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{
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ExecutionContext context = NativeInterface.GetContext();
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FPCR fpcr = context.Fpcr;
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value.FPUnpack(out FPType type, out bool sign, out uint op, context);
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value.FPUnpack(out FPType type, out bool sign, out uint op, context, fpcr);
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float result;
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if (type == FPType.SNaN || type == FPType.QNaN)
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{
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result = FPProcessNaN(type, op, context, context.Fpcr);
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result = FPProcessNaN(type, op, context, fpcr);
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}
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else
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{
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@ -1498,7 +1504,7 @@ namespace ARMeilleure.Instructions
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{
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result = FPDefaultNaN();
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FPProcessException(FPException.InvalidOp, context);
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FPProcessException(FPException.InvalidOp, context, fpcr);
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}
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else if ((inf1 && !sign1) || (inf2 && sign2))
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{
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@ -1561,13 +1567,14 @@ namespace ARMeilleure.Instructions
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public static float FPRSqrtStepFused(float value1, float value2)
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{
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ExecutionContext context = NativeInterface.GetContext();
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FPCR fpcr = context.Fpcr;
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value1 = value1.FPNeg();
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out uint op1, context);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out uint op2, context);
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out uint op1, context, fpcr);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out uint op2, context, fpcr);
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float result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, context.Fpcr);
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float result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, fpcr);
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if (!done)
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{
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@ -1586,7 +1593,7 @@ namespace ARMeilleure.Instructions
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{
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result = MathF.FusedMultiplyAdd(value1, value2, 3f) / 2f;
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if ((context.Fpcr & FPCR.Fz) != 0 && float.IsSubnormal(result))
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if ((fpcr & FPCR.Fz) != 0 && float.IsSubnormal(result))
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{
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context.Fpsr |= FPSR.Ufc;
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@ -1601,14 +1608,15 @@ namespace ARMeilleure.Instructions
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public static float FPSqrt(float value)
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{
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ExecutionContext context = NativeInterface.GetContext();
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FPCR fpcr = context.Fpcr;
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value = value.FPUnpack(out FPType type, out bool sign, out uint op, context);
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value = value.FPUnpack(out FPType type, out bool sign, out uint op, context, fpcr);
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float result;
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if (type == FPType.SNaN || type == FPType.QNaN)
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{
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result = FPProcessNaN(type, op, context, context.Fpcr);
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result = FPProcessNaN(type, op, context, fpcr);
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}
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else if (type == FPType.Zero)
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{
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@ -1622,13 +1630,13 @@ namespace ARMeilleure.Instructions
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{
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result = FPDefaultNaN();
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FPProcessException(FPException.InvalidOp, context);
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FPProcessException(FPException.InvalidOp, context, fpcr);
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}
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else
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{
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result = MathF.Sqrt(value);
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if ((context.Fpcr & FPCR.Fz) != 0 && float.IsSubnormal(result))
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if ((fpcr & FPCR.Fz) != 0 && float.IsSubnormal(result))
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{
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context.Fpsr |= FPSR.Ufc;
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@ -1738,16 +1746,6 @@ namespace ARMeilleure.Instructions
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return BitConverter.Int32BitsToSingle(ones ? -1 : 0);
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}
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private static float FPUnpack(
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this float value,
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out FPType type,
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out bool sign,
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out uint valueBits,
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ExecutionContext context)
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{
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return FPUnpack(value, out type, out sign, out valueBits, context, context.Fpcr);
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}
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private static float FPUnpack(
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this float value,
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out FPType type,
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@ -1769,7 +1767,7 @@ namespace ARMeilleure.Instructions
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if ((valueBits & 0x007FFFFFu) != 0u)
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{
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FPProcessException(FPException.InputDenorm, context);
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FPProcessException(FPException.InputDenorm, context, fpcr);
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}
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}
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else
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@ -1890,11 +1888,6 @@ namespace ARMeilleure.Instructions
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return BitConverter.Int32BitsToSingle((int)op);
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}
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private static void FPProcessException(FPException exc, ExecutionContext context)
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{
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FPProcessException(exc, context, context.Fpcr);
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}
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private static void FPProcessException(FPException exc, ExecutionContext context, FPCR fpcr)
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{
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int enable = (int)exc + 8;
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@ -1915,11 +1908,12 @@ namespace ARMeilleure.Instructions
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public static double FPAdd(double value1, double value2)
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{
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ExecutionContext context = NativeInterface.GetContext();
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FPCR fpcr = context.Fpcr;
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out ulong op1, context);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out ulong op2, context);
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out ulong op1, context, fpcr);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out ulong op2, context, fpcr);
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double result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, context.Fpcr);
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double result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, fpcr);
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if (!done)
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{
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@ -1930,7 +1924,7 @@ namespace ARMeilleure.Instructions
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{
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result = FPDefaultNaN();
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FPProcessException(FPException.InvalidOp, context);
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FPProcessException(FPException.InvalidOp, context, fpcr);
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}
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else if ((inf1 && !sign1) || (inf2 && !sign2))
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{
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@ -1948,7 +1942,7 @@ namespace ARMeilleure.Instructions
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{
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result = value1 + value2;
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if ((context.Fpcr & FPCR.Fz) != 0 && double.IsSubnormal(result))
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if ((fpcr & FPCR.Fz) != 0 && double.IsSubnormal(result))
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{
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context.Fpsr |= FPSR.Ufc;
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@ -1963,9 +1957,10 @@ namespace ARMeilleure.Instructions
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public static int FPCompare(double value1, double value2, bool signalNaNs)
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{
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ExecutionContext context = NativeInterface.GetContext();
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FPCR fpcr = context.Fpcr;
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out _, context);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out _, context);
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out _, context, fpcr);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out _, context, fpcr);
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int result;
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@ -1975,7 +1970,7 @@ namespace ARMeilleure.Instructions
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if (type1 == FPType.SNaN || type2 == FPType.SNaN || signalNaNs)
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{
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FPProcessException(FPException.InvalidOp, context);
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FPProcessException(FPException.InvalidOp, context, fpcr);
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}
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}
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else
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@ -2110,11 +2105,12 @@ namespace ARMeilleure.Instructions
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public static double FPDiv(double value1, double value2)
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{
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ExecutionContext context = NativeInterface.GetContext();
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FPCR fpcr = context.Fpcr;
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out ulong op1, context);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out ulong op2, context);
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out ulong op1, context, fpcr);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out ulong op2, context, fpcr);
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double result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, context.Fpcr);
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double result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, fpcr);
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if (!done)
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{
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@ -2125,7 +2121,7 @@ namespace ARMeilleure.Instructions
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{
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result = FPDefaultNaN();
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FPProcessException(FPException.InvalidOp, context);
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FPProcessException(FPException.InvalidOp, context, fpcr);
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}
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else if (inf1 || zero2)
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{
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@ -2133,7 +2129,7 @@ namespace ARMeilleure.Instructions
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if (!inf1)
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{
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FPProcessException(FPException.DivideByZero, context);
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FPProcessException(FPException.DivideByZero, context, fpcr);
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}
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}
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else if (zero1 || inf2)
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@ -2144,7 +2140,7 @@ namespace ARMeilleure.Instructions
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{
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result = value1 / value2;
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if ((context.Fpcr & FPCR.Fz) != 0 && double.IsSubnormal(result))
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if ((fpcr & FPCR.Fz) != 0 && double.IsSubnormal(result))
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{
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context.Fpsr |= FPSR.Ufc;
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@ -2397,7 +2393,7 @@ namespace ARMeilleure.Instructions
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{
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result = FPDefaultNaN();
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FPProcessException(FPException.InvalidOp, context);
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FPProcessException(FPException.InvalidOp, context, fpcr);
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}
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if (!done)
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@ -2459,11 +2455,12 @@ namespace ARMeilleure.Instructions
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public static double FPMulX(double value1, double value2)
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{
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ExecutionContext context = NativeInterface.GetContext();
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FPCR fpcr = context.Fpcr;
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out ulong op1, context);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out ulong op2, context);
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value1 = value1.FPUnpack(out FPType type1, out bool sign1, out ulong op1, context, fpcr);
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value2 = value2.FPUnpack(out FPType type2, out bool sign2, out ulong op2, context, fpcr);
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double result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, context.Fpcr);
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double result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, fpcr);
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if (!done)
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{
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@ -2486,7 +2483,7 @@ namespace ARMeilleure.Instructions
|
|||
{
|
||||
result = value1 * value2;
|
||||
|
||||
if ((context.Fpcr & FPCR.Fz) != 0 && double.IsSubnormal(result))
|
||||
if ((fpcr & FPCR.Fz) != 0 && double.IsSubnormal(result))
|
||||
{
|
||||
context.Fpsr |= FPSR.Ufc;
|
||||
|
||||
|
|
@ -2642,13 +2639,14 @@ namespace ARMeilleure.Instructions
|
|||
public static double FPRecipStepFused(double value1, double value2)
|
||||
{
|
||||
ExecutionContext context = NativeInterface.GetContext();
|
||||
FPCR fpcr = context.Fpcr;
|
||||
|
||||
value1 = value1.FPNeg();
|
||||
|
||||
value1 = value1.FPUnpack(out FPType type1, out bool sign1, out ulong op1, context);
|
||||
value2 = value2.FPUnpack(out FPType type2, out bool sign2, out ulong op2, context);
|
||||
value1 = value1.FPUnpack(out FPType type1, out bool sign1, out ulong op1, context, fpcr);
|
||||
value2 = value2.FPUnpack(out FPType type2, out bool sign2, out ulong op2, context, fpcr);
|
||||
|
||||
double result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, context.Fpcr);
|
||||
double result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, fpcr);
|
||||
|
||||
if (!done)
|
||||
{
|
||||
|
|
@ -2667,7 +2665,7 @@ namespace ARMeilleure.Instructions
|
|||
{
|
||||
result = Math.FusedMultiplyAdd(value1, value2, 2d);
|
||||
|
||||
if ((context.Fpcr & FPCR.Fz) != 0 && double.IsSubnormal(result))
|
||||
if ((fpcr & FPCR.Fz) != 0 && double.IsSubnormal(result))
|
||||
{
|
||||
context.Fpsr |= FPSR.Ufc;
|
||||
|
||||
|
|
@ -2682,14 +2680,15 @@ namespace ARMeilleure.Instructions
|
|||
public static double FPRecpX(double value)
|
||||
{
|
||||
ExecutionContext context = NativeInterface.GetContext();
|
||||
FPCR fpcr = context.Fpcr;
|
||||
|
||||
value.FPUnpack(out FPType type, out bool sign, out ulong op, context);
|
||||
value.FPUnpack(out FPType type, out bool sign, out ulong op, context, fpcr);
|
||||
|
||||
double result;
|
||||
|
||||
if (type == FPType.SNaN || type == FPType.QNaN)
|
||||
{
|
||||
result = FPProcessNaN(type, op, context, context.Fpcr);
|
||||
result = FPProcessNaN(type, op, context, fpcr);
|
||||
}
|
||||
else
|
||||
{
|
||||
|
|
@ -2852,13 +2851,14 @@ namespace ARMeilleure.Instructions
|
|||
public static double FPRSqrtStepFused(double value1, double value2)
|
||||
{
|
||||
ExecutionContext context = NativeInterface.GetContext();
|
||||
FPCR fpcr = context.Fpcr;
|
||||
|
||||
value1 = value1.FPNeg();
|
||||
|
||||
value1 = value1.FPUnpack(out FPType type1, out bool sign1, out ulong op1, context);
|
||||
value2 = value2.FPUnpack(out FPType type2, out bool sign2, out ulong op2, context);
|
||||
value1 = value1.FPUnpack(out FPType type1, out bool sign1, out ulong op1, context, fpcr);
|
||||
value2 = value2.FPUnpack(out FPType type2, out bool sign2, out ulong op2, context, fpcr);
|
||||
|
||||
double result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, context.Fpcr);
|
||||
double result = FPProcessNaNs(type1, type2, op1, op2, out bool done, context, fpcr);
|
||||
|
||||
if (!done)
|
||||
{
|
||||
|
|
@ -2877,7 +2877,7 @@ namespace ARMeilleure.Instructions
|
|||
{
|
||||
result = Math.FusedMultiplyAdd(value1, value2, 3d) / 2d;
|
||||
|
||||
if ((context.Fpcr & FPCR.Fz) != 0 && double.IsSubnormal(result))
|
||||
if ((fpcr & FPCR.Fz) != 0 && double.IsSubnormal(result))
|
||||
{
|
||||
context.Fpsr |= FPSR.Ufc;
|
||||
|
||||
|
|
@ -2892,14 +2892,15 @@ namespace ARMeilleure.Instructions
|
|||
public static double FPSqrt(double value)
|
||||
{
|
||||
ExecutionContext context = NativeInterface.GetContext();
|
||||
FPCR fpcr = context.Fpcr;
|
||||
|
||||
value = value.FPUnpack(out FPType type, out bool sign, out ulong op, context);
|
||||
value = value.FPUnpack(out FPType type, out bool sign, out ulong op, context, fpcr);
|
||||
|
||||
double result;
|
||||
|
||||
if (type == FPType.SNaN || type == FPType.QNaN)
|
||||
{
|
||||
result = FPProcessNaN(type, op, context, context.Fpcr);
|
||||
result = FPProcessNaN(type, op, context, fpcr);
|
||||
}
|
||||
else if (type == FPType.Zero)
|
||||
{
|
||||
|
|
@ -2913,13 +2914,13 @@ namespace ARMeilleure.Instructions
|
|||
{
|
||||
result = FPDefaultNaN();
|
||||
|
||||
FPProcessException(FPException.InvalidOp, context);
|
||||
FPProcessException(FPException.InvalidOp, context, fpcr);
|
||||
}
|
||||
else
|
||||
{
|
||||
result = Math.Sqrt(value);
|
||||
|
||||
if ((context.Fpcr & FPCR.Fz) != 0 && double.IsSubnormal(result))
|
||||
if ((fpcr & FPCR.Fz) != 0 && double.IsSubnormal(result))
|
||||
{
|
||||
context.Fpsr |= FPSR.Ufc;
|
||||
|
||||
|
|
@ -3029,16 +3030,6 @@ namespace ARMeilleure.Instructions
|
|||
return BitConverter.Int64BitsToDouble(ones ? -1L : 0L);
|
||||
}
|
||||
|
||||
private static double FPUnpack(
|
||||
this double value,
|
||||
out FPType type,
|
||||
out bool sign,
|
||||
out ulong valueBits,
|
||||
ExecutionContext context)
|
||||
{
|
||||
return FPUnpack(value, out type, out sign, out valueBits, context, context.Fpcr);
|
||||
}
|
||||
|
||||
private static double FPUnpack(
|
||||
this double value,
|
||||
out FPType type,
|
||||
|
|
@ -3060,7 +3051,7 @@ namespace ARMeilleure.Instructions
|
|||
|
||||
if ((valueBits & 0x000FFFFFFFFFFFFFul) != 0ul)
|
||||
{
|
||||
FPProcessException(FPException.InputDenorm, context);
|
||||
FPProcessException(FPException.InputDenorm, context, fpcr);
|
||||
}
|
||||
}
|
||||
else
|
||||
|
|
@ -3181,11 +3172,6 @@ namespace ARMeilleure.Instructions
|
|||
return BitConverter.Int64BitsToDouble((long)op);
|
||||
}
|
||||
|
||||
private static void FPProcessException(FPException exc, ExecutionContext context)
|
||||
{
|
||||
FPProcessException(exc, context, context.Fpcr);
|
||||
}
|
||||
|
||||
private static void FPProcessException(FPException exc, ExecutionContext context, FPCR fpcr)
|
||||
{
|
||||
int enable = (int)exc + 8;
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue