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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* Superseded.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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298
ChocolArm64/Instructions/InstEmitSimdArithmetic.cs
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@ -1382,13 +1382,10 @@ namespace ChocolArm64.Instructions
public static void Frinta_S(ILEmitterCtx context)
{
OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
EmitVectorExtractF(context, op.Rn, 0, op.Size);
EmitRoundMathCall(context, MidpointRounding.AwayFromZero);
EmitScalarSetF(context, op.Rd, op.Size);
EmitScalarUnaryOpF(context, () =>
{
EmitRoundMathCall(context, MidpointRounding.AwayFromZero);
});
}
public static void Frinta_V(ILEmitterCtx context)
@ -1403,23 +1400,40 @@ namespace ChocolArm64.Instructions
{
OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
EmitScalarUnaryOpF(context, () =>
if (Optimizations.UseSse41)
{
VectorHelper.EmitCall(context, nameof(VectorHelper.VectorSingleZero));
context.EmitLdvec(op.Rn);
context.EmitLdarg(TranslatedSub.StateArgIdx);
if (op.Size == 0)
{
VectorHelper.EmitCall(context, nameof(VectorHelper.RoundF));
VectorHelper.EmitCall(context, nameof(VectorHelper.Sse41ScalarRoundF));
}
else if (op.Size == 1)
else /* if (op.Size == 1) */
{
VectorHelper.EmitCall(context, nameof(VectorHelper.Round));
VectorHelper.EmitCall(context, nameof(VectorHelper.Sse41ScalarRound));
}
else
context.EmitStvec(op.Rd);
}
else
{
EmitScalarUnaryOpF(context, () =>
{
throw new InvalidOperationException();
}
});
context.EmitLdarg(TranslatedSub.StateArgIdx);
if (op.Size == 0)
{
VectorHelper.EmitCall(context, nameof(VectorHelper.RoundF));
}
else /* if (op.Size == 1) */
{
VectorHelper.EmitCall(context, nameof(VectorHelper.Round));
}
});
}
}
public static void Frinti_V(ILEmitterCtx context)
@ -1428,136 +1442,250 @@ namespace ChocolArm64.Instructions
int sizeF = op.Size & 1;
EmitVectorUnaryOpF(context, () =>
if (Optimizations.UseSse41)
{
context.EmitLdvec(op.Rn);
context.EmitLdarg(TranslatedSub.StateArgIdx);
if (sizeF == 0)
{
VectorHelper.EmitCall(context, nameof(VectorHelper.RoundF));
VectorHelper.EmitCall(context, nameof(VectorHelper.Sse41VectorRoundF));
}
else if (sizeF == 1)
else /* if (sizeF == 1) */
{
VectorHelper.EmitCall(context, nameof(VectorHelper.Round));
VectorHelper.EmitCall(context, nameof(VectorHelper.Sse41VectorRound));
}
else
context.EmitStvec(op.Rd);
if (sizeF == 0 && op.RegisterSize == RegisterSize.Simd64)
{
throw new InvalidOperationException();
EmitVectorZeroUpper(context, op.Rd);
}
});
}
else
{
EmitVectorUnaryOpF(context, () =>
{
context.EmitLdarg(TranslatedSub.StateArgIdx);
if (sizeF == 0)
{
VectorHelper.EmitCall(context, nameof(VectorHelper.RoundF));
}
else /* if (sizeF == 1) */
{
VectorHelper.EmitCall(context, nameof(VectorHelper.Round));
}
});
}
}
public static void Frintm_S(ILEmitterCtx context)
{
EmitScalarUnaryOpF(context, () =>
if (Optimizations.UseSse41)
{
EmitUnaryMathCall(context, nameof(Math.Floor));
});
EmitSse41Frint(context, RoundMode.TowardsMinusInfinity, scalar: true);
}
else
{
EmitScalarUnaryOpF(context, () =>
{
EmitUnaryMathCall(context, nameof(Math.Floor));
});
}
}
public static void Frintm_V(ILEmitterCtx context)
{
EmitVectorUnaryOpF(context, () =>
if (Optimizations.UseSse41)
{
EmitUnaryMathCall(context, nameof(Math.Floor));
});
EmitSse41Frint(context, RoundMode.TowardsMinusInfinity, scalar: false);
}
else
{
EmitVectorUnaryOpF(context, () =>
{
EmitUnaryMathCall(context, nameof(Math.Floor));
});
}
}
public static void Frintn_S(ILEmitterCtx context)
{
OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
EmitVectorExtractF(context, op.Rn, 0, op.Size);
EmitRoundMathCall(context, MidpointRounding.ToEven);
EmitScalarSetF(context, op.Rd, op.Size);
if (Optimizations.UseSse41)
{
EmitSse41Frint(context, RoundMode.ToNearest, scalar: true);
}
else
{
EmitScalarUnaryOpF(context, () =>
{
EmitRoundMathCall(context, MidpointRounding.ToEven);
});
}
}
public static void Frintn_V(ILEmitterCtx context)
{
EmitVectorUnaryOpF(context, () =>
if (Optimizations.UseSse41)
{
EmitRoundMathCall(context, MidpointRounding.ToEven);
});
EmitSse41Frint(context, RoundMode.ToNearest, scalar: false);
}
else
{
EmitVectorUnaryOpF(context, () =>
{
EmitRoundMathCall(context, MidpointRounding.ToEven);
});
}
}
public static void Frintp_S(ILEmitterCtx context)
{
EmitScalarUnaryOpF(context, () =>
if (Optimizations.UseSse41)
{
EmitUnaryMathCall(context, nameof(Math.Ceiling));
});
EmitSse41Frint(context, RoundMode.TowardsPlusInfinity, scalar: true);
}
else
{
EmitScalarUnaryOpF(context, () =>
{
EmitUnaryMathCall(context, nameof(Math.Ceiling));
});
}
}
public static void Frintp_V(ILEmitterCtx context)
{
EmitVectorUnaryOpF(context, () =>
if (Optimizations.UseSse41)
{
EmitUnaryMathCall(context, nameof(Math.Ceiling));
});
EmitSse41Frint(context, RoundMode.TowardsPlusInfinity, scalar: false);
}
else
{
EmitVectorUnaryOpF(context, () =>
{
EmitUnaryMathCall(context, nameof(Math.Ceiling));
});
}
}
public static void Frintx_S(ILEmitterCtx context)
{
OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
EmitScalarUnaryOpF(context, () =>
if (Optimizations.UseSse41)
{
VectorHelper.EmitCall(context, nameof(VectorHelper.VectorSingleZero));
context.EmitLdvec(op.Rn);
context.EmitLdarg(TranslatedSub.StateArgIdx);
if (op.Size == 0)
{
VectorHelper.EmitCall(context, nameof(VectorHelper.RoundF));
VectorHelper.EmitCall(context, nameof(VectorHelper.Sse41ScalarRoundF));
}
else if (op.Size == 1)
else /* if (op.Size == 1) */
{
VectorHelper.EmitCall(context, nameof(VectorHelper.Round));
VectorHelper.EmitCall(context, nameof(VectorHelper.Sse41ScalarRound));
}
else
context.EmitStvec(op.Rd);
}
else
{
EmitScalarUnaryOpF(context, () =>
{
throw new InvalidOperationException();
}
});
context.EmitLdarg(TranslatedSub.StateArgIdx);
if (op.Size == 0)
{
VectorHelper.EmitCall(context, nameof(VectorHelper.RoundF));
}
else /* if (op.Size == 1) */
{
VectorHelper.EmitCall(context, nameof(VectorHelper.Round));
}
});
}
}
public static void Frintx_V(ILEmitterCtx context)
{
OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
EmitVectorUnaryOpF(context, () =>
int sizeF = op.Size & 1;
if (Optimizations.UseSse41)
{
context.EmitLdvec(op.Rn);
context.EmitLdarg(TranslatedSub.StateArgIdx);
if (op.Size == 0)
if (sizeF == 0)
{
VectorHelper.EmitCall(context, nameof(VectorHelper.RoundF));
VectorHelper.EmitCall(context, nameof(VectorHelper.Sse41VectorRoundF));
}
else if (op.Size == 1)
else /* if (sizeF == 1) */
{
VectorHelper.EmitCall(context, nameof(VectorHelper.Round));
VectorHelper.EmitCall(context, nameof(VectorHelper.Sse41VectorRound));
}
else
context.EmitStvec(op.Rd);
if (sizeF == 0 && op.RegisterSize == RegisterSize.Simd64)
{
throw new InvalidOperationException();
EmitVectorZeroUpper(context, op.Rd);
}
});
}
else
{
EmitVectorUnaryOpF(context, () =>
{
context.EmitLdarg(TranslatedSub.StateArgIdx);
if (sizeF == 0)
{
VectorHelper.EmitCall(context, nameof(VectorHelper.RoundF));
}
else /* if (sizeF == 1) */
{
VectorHelper.EmitCall(context, nameof(VectorHelper.Round));
}
});
}
}
public static void Frintz_S(ILEmitterCtx context)
{
EmitScalarUnaryOpF(context, () =>
if (Optimizations.UseSse41)
{
EmitUnaryMathCall(context, nameof(Math.Truncate));
});
EmitSse41Frint(context, RoundMode.TowardsZero, scalar: true);
}
else
{
EmitScalarUnaryOpF(context, () =>
{
EmitUnaryMathCall(context, nameof(Math.Truncate));
});
}
}
public static void Frintz_V(ILEmitterCtx context)
{
EmitVectorUnaryOpF(context, () =>
if (Optimizations.UseSse41)
{
EmitUnaryMathCall(context, nameof(Math.Truncate));
});
EmitSse41Frint(context, RoundMode.TowardsZero, scalar: false);
}
else
{
EmitVectorUnaryOpF(context, () =>
{
EmitUnaryMathCall(context, nameof(Math.Truncate));
});
}
}
public static void Frsqrte_S(ILEmitterCtx context)
@ -3542,6 +3670,44 @@ namespace ChocolArm64.Instructions
}
}
private static void EmitSse41Frint(ILEmitterCtx context, RoundMode roundMode, bool scalar)
{
OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
if (scalar)
{
Type[] typesRnd = op.Size == 0
? new Type[] { typeof(Vector128<float>), typeof(Vector128<float>) }
: new Type[] { typeof(Vector128<double>), typeof(Vector128<double>) };
VectorHelper.EmitCall(context, nameof(VectorHelper.VectorSingleZero));
context.EmitLdvec(op.Rn);
context.EmitCall(typeof(Sse41).GetMethod(GetScalarSse41NameRnd(roundMode), typesRnd));
context.EmitStvec(op.Rd);
}
else
{
int sizeF = op.Size & 1;
Type[] typesRnd = sizeF == 0
? new Type[] { typeof(Vector128<float>) }
: new Type[] { typeof(Vector128<double>) };
context.EmitLdvec(op.Rn);
context.EmitCall(typeof(Sse41).GetMethod(GetVectorSse41NameRnd(roundMode), typesRnd));
context.EmitStvec(op.Rd);
if (sizeF == 0 && op.RegisterSize == RegisterSize.Simd64)
{
EmitVectorZeroUpper(context, op.Rd);
}
}
}
private static void EmitSse41Mul_AddSub(ILEmitterCtx context, string nameAddSub = null)
{
OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;