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Update InstEmitSimdShift.cs

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LDj3SNuD 2018-12-14 02:03:12 +01:00 • committed by GitHub
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1 changed files with 92 additions and 6 deletions
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96
ChocolArm64/Instructions/InstEmitSimdShift.cs
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@ -22,9 +22,11 @@ namespace ChocolArm64.Instructions
{ {
OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp; OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
int shift = GetImmShl(op);
EmitScalarUnaryOpZx(context, () => EmitScalarUnaryOpZx(context, () =>
{ {
context.EmitLdc_I4(GetImmShl(op)); context.EmitLdc_I4(shift);
context.Emit(OpCodes.Shl); context.Emit(OpCodes.Shl);
}); });
@ -34,13 +36,15 @@ namespace ChocolArm64.Instructions
{ {
OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp; OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
int shift = GetImmShl(op);
if (Optimizations.UseSse2 && op.Size > 0) if (Optimizations.UseSse2 && op.Size > 0)
{ {
Type[] typesSll = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], typeof(byte) }; Type[] typesSll = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], typeof(byte) };
EmitLdvecWithUnsignedCast(context, op.Rn, op.Size); EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
context.EmitLdc_I4(GetImmShl(op)); context.EmitLdc_I4(shift);
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftLeftLogical), typesSll)); context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftLeftLogical), typesSll));
EmitStvecWithUnsignedCast(context, op.Rd, op.Size); EmitStvecWithUnsignedCast(context, op.Rd, op.Size);
@ -54,7 +58,7 @@ namespace ChocolArm64.Instructions
{ {
EmitVectorUnaryOpZx(context, () => EmitVectorUnaryOpZx(context, () =>
{ {
context.EmitLdc_I4(GetImmShl(op)); context.EmitLdc_I4(shift);
context.Emit(OpCodes.Shl); context.Emit(OpCodes.Shl);
}); });
@ -67,8 +71,34 @@ namespace ChocolArm64.Instructions
int shift = 8 << op.Size; int shift = 8 << op.Size;
if (Optimizations.UseSse41)
{
Type[] typesSll = new Type[] { VectorUIntTypesPerSizeLog2[op.Size + 1], typeof(byte) };
Type[] typesCvt = new Type[] { VectorUIntTypesPerSizeLog2[op.Size] };
string[] namesCvt = new string[] { nameof(Sse41.ConvertToVector128Int16),
nameof(Sse41.ConvertToVector128Int32),
nameof(Sse41.ConvertToVector128Int64) };
int numBytes = op.RegisterSize == RegisterSize.Simd128 ? 8 : 0;
EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
context.EmitLdc_I4(numBytes);
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSll));
context.EmitCall(typeof(Sse41).GetMethod(namesCvt[op.Size], typesCvt));
context.EmitLdc_I4(shift);
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftLeftLogical), typesSll));
EmitStvecWithUnsignedCast(context, op.Rd, op.Size + 1);
}
else
{
EmitVectorShImmWidenBinaryZx(context, () => context.Emit(OpCodes.Shl), shift); EmitVectorShImmWidenBinaryZx(context, () => context.Emit(OpCodes.Shl), shift);
} }
}
public static void Shrn_V(ILEmitterCtx context) public static void Shrn_V(ILEmitterCtx context)
{ {
@ -362,7 +392,35 @@ namespace ChocolArm64.Instructions
{ {
OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp; OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
EmitVectorShImmWidenBinarySx(context, () => context.Emit(OpCodes.Shl), GetImmShl(op)); int shift = GetImmShl(op);
if (Optimizations.UseSse41)
{
Type[] typesSll = new Type[] { VectorIntTypesPerSizeLog2[op.Size + 1], typeof(byte) };
Type[] typesCvt = new Type[] { VectorIntTypesPerSizeLog2[op.Size] };
string[] namesCvt = new string[] { nameof(Sse41.ConvertToVector128Int16),
nameof(Sse41.ConvertToVector128Int32),
nameof(Sse41.ConvertToVector128Int64) };
int numBytes = op.RegisterSize == RegisterSize.Simd128 ? 8 : 0;
EmitLdvecWithSignedCast(context, op.Rn, op.Size);
context.EmitLdc_I4(numBytes);
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSll));
context.EmitCall(typeof(Sse41).GetMethod(namesCvt[op.Size], typesCvt));
context.EmitLdc_I4(shift);
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftLeftLogical), typesSll));
EmitStvecWithSignedCast(context, op.Rd, op.Size + 1);
}
else
{
EmitVectorShImmWidenBinarySx(context, () => context.Emit(OpCodes.Shl), shift);
}
} }
public static void Sshr_S(ILEmitterCtx context) public static void Sshr_S(ILEmitterCtx context)
@ -663,7 +721,35 @@ namespace ChocolArm64.Instructions
{ {
OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp; OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
EmitVectorShImmWidenBinaryZx(context, () => context.Emit(OpCodes.Shl), GetImmShl(op)); int shift = GetImmShl(op);
if (Optimizations.UseSse41)
{
Type[] typesSll = new Type[] { VectorUIntTypesPerSizeLog2[op.Size + 1], typeof(byte) };
Type[] typesCvt = new Type[] { VectorUIntTypesPerSizeLog2[op.Size] };
string[] namesCvt = new string[] { nameof(Sse41.ConvertToVector128Int16),
nameof(Sse41.ConvertToVector128Int32),
nameof(Sse41.ConvertToVector128Int64) };
int numBytes = op.RegisterSize == RegisterSize.Simd128 ? 8 : 0;
EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
context.EmitLdc_I4(numBytes);
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSll));
context.EmitCall(typeof(Sse41).GetMethod(namesCvt[op.Size], typesCvt));
context.EmitLdc_I4(shift);
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftLeftLogical), typesSll));
EmitStvecWithUnsignedCast(context, op.Rd, op.Size + 1);
}
else
{
EmitVectorShImmWidenBinaryZx(context, () => context.Emit(OpCodes.Shl), shift);
}
} }
public static void Ushr_S(ILEmitterCtx context) public static void Ushr_S(ILEmitterCtx context)