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Sse optimized the Scalar & Vector fp-to-fp conversion instructions (MNPZ & IX); added the related Tests (AMNPZ & IX). Small refactoring of existing instructions. (#676)

Browse source 
* Nit.

* Update InstEmitSimdCvt.cs

* Update VectorHelper.cs

* Update InstEmitSimdArithmetic.cs

* Update CpuTestSimd.cs

* Superseded.
This commit is contained in:
LDj3SNuD 2019-04-26 00:58:29 +02:00 • committed by jduncanator
parent 0d69d8e6c1
commit 16de171c44
6 changed files with 628 additions and 677 deletions
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38
ChocolArm64/Instructions/InstEmitSimdCvt.cs
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@ -898,7 +898,7 @@ namespace ChocolArm64.Instructions
context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.Multiply), types));
}
context.EmitCall(typeof(Sse41).GetMethod(GetSse41NameRnd(roundMode), typesRndCvt));
context.EmitCall(typeof(Sse41).GetMethod(GetVectorSse41NameRnd(roundMode), typesRndCvt));
context.EmitStvectmp();
context.EmitLdvectmp();
@ -954,7 +954,7 @@ namespace ChocolArm64.Instructions
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Multiply), types));
}
context.EmitCall(typeof(Sse41).GetMethod(GetSse41NameRnd(roundMode), typesRndCvt));
context.EmitCall(typeof(Sse41).GetMethod(GetVectorSse41NameRnd(roundMode), typesRndCvt));
context.EmitStvectmp();
@ -1032,7 +1032,7 @@ namespace ChocolArm64.Instructions
context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.Multiply), types));
}
context.EmitCall(typeof(Sse41).GetMethod(GetSse41NameRnd(roundMode), typesRndCvt));
context.EmitCall(typeof(Sse41).GetMethod(GetVectorSse41NameRnd(roundMode), typesRndCvt));
context.Emit(OpCodes.Dup);
@ -1120,7 +1120,7 @@ namespace ChocolArm64.Instructions
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Multiply), types));
}
context.EmitCall(typeof(Sse41).GetMethod(GetSse41NameRnd(roundMode), typesRndCvt));
context.EmitCall(typeof(Sse41).GetMethod(GetVectorSse41NameRnd(roundMode), typesRndCvt));
context.Emit(OpCodes.Dup);
@ -1305,23 +1305,39 @@ namespace ChocolArm64.Instructions
}
}
private static string GetSse41NameRnd(RoundMode roundMode)
private static string GetScalarSse41NameRnd(RoundMode roundMode)
{
switch (roundMode)
{
case RoundMode.ToNearest:
return nameof(Sse41.RoundToNearestIntegerScalar); // even
case RoundMode.TowardsPlusInfinity:
return nameof(Sse41.RoundToPositiveInfinityScalar);
case RoundMode.TowardsMinusInfinity:
return nameof(Sse41.RoundToNegativeInfinityScalar);
default: /* case RoundMode.TowardsZero: */
return nameof(Sse41.RoundToZeroScalar);
}
}
private static string GetVectorSse41NameRnd(RoundMode roundMode)
{
switch (roundMode)
{
case RoundMode.ToNearest:
return nameof(Sse41.RoundToNearestInteger); // even
case RoundMode.TowardsMinusInfinity:
return nameof(Sse41.RoundToNegativeInfinity);
case RoundMode.TowardsPlusInfinity:
return nameof(Sse41.RoundToPositiveInfinity);
case RoundMode.TowardsZero:
return nameof(Sse41.RoundToZero);
case RoundMode.TowardsMinusInfinity:
return nameof(Sse41.RoundToNegativeInfinity);
default: throw new ArgumentException(nameof(roundMode));
default: /* case RoundMode.TowardsZero: */
return nameof(Sse41.RoundToZero);
}
}
}