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Update InstEmitSimdArithmetic.cs

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LDj3SNuD 2018-11-14 02:19:51 +01:00 • committed by GitHub
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1 changed files with 53 additions and 1 deletions
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54
ChocolArm64/Instructions/InstEmitSimdArithmetic.cs
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@ -663,7 +663,59 @@ namespace ChocolArm64.Instructions
public static void Fmul_Ve(ILEmitterCtx context) public static void Fmul_Ve(ILEmitterCtx context)
{ {
EmitVectorBinaryOpByElemF(context, () => context.Emit(OpCodes.Mul)); if (Optimizations.FastFP && Optimizations.UseSse2)
{
OpCodeSimdRegElemF64 op = (OpCodeSimdRegElemF64)context.CurrOp;
int sizeF = op.Size & 1;
if (sizeF == 0)
{
Type[] typesSfl = new Type[] { typeof(Vector128<float>), typeof(Vector128<float>), typeof(byte) };
Type[] typesMul = new Type[] { typeof(Vector128<float>), typeof(Vector128<float>) };
context.EmitLdvec(op.Rn);
context.EmitLdvec(op.Rm);
context.Emit(OpCodes.Dup);
context.EmitLdc_I4(op.Index | op.Index << 2 | op.Index << 4 | op.Index << 6);
context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.Shuffle), typesSfl));
context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.Multiply), typesMul));
context.EmitStvec(op.Rd);
if (op.RegisterSize == RegisterSize.Simd64)
{
EmitVectorZeroUpper(context, op.Rd);
}
}
else /* if (sizeF == 1) */
{
Type[] typesSfl = new Type[] { typeof(Vector128<double>), typeof(Vector128<double>), typeof(byte) };
Type[] typesMul = new Type[] { typeof(Vector128<double>), typeof(Vector128<double>) };
EmitLdvecWithCastToDouble(context, op.Rn);
EmitLdvecWithCastToDouble(context, op.Rm);
context.Emit(OpCodes.Dup);
context.EmitLdc_I4(op.Index | op.Index << 1);
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Shuffle), typesSfl));
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Multiply), typesMul));
EmitStvecWithCastFromDouble(context, op.Rd);
}
}
else
{
EmitVectorBinaryOpByElemF(context, () =>
{
EmitSoftFloatCall(context, nameof(SoftFloat32.FPMul));
});
}
} }
public static void Fmulx_S(ILEmitterCtx context) public static void Fmulx_S(ILEmitterCtx context)