diff options
Diffstat (limited to 'ChocolArm64')
| -rw-r--r-- | ChocolArm64/Instruction/AInstEmitSimdArithmetic.cs | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/ChocolArm64/Instruction/AInstEmitSimdArithmetic.cs b/ChocolArm64/Instruction/AInstEmitSimdArithmetic.cs index 8b6e234c..14dbf1d6 100644 --- a/ChocolArm64/Instruction/AInstEmitSimdArithmetic.cs +++ b/ChocolArm64/Instruction/AInstEmitSimdArithmetic.cs @@ -213,15 +213,15 @@ namespace ChocolArm64.Instruction } } - private static void EmitQxtn(AILEmitterCtx Context, bool Signed, bool Scalar) + private static void EmitSaturatingExtNarrow(AILEmitterCtx Context, bool SignedSrc, bool SignedDst, bool Scalar) { AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp; int Elems = (!Scalar ? 8 >> Op.Size : 1); int ESize = 8 << Op.Size; - int TMaxValue = (Signed ? (1 << (ESize - 1)) - 1 : (int)((1L << ESize) - 1L)); - int TMinValue = (Signed ? -((1 << (ESize - 1))) : 0); + int TMaxValue = (SignedDst ? (1 << (ESize - 1)) - 1 : (int)((1L << ESize) - 1L)); + int TMinValue = (SignedDst ? -((1 << (ESize - 1))) : 0); int Part = (!Scalar & (Op.RegisterSize == ARegisterSize.SIMD128) ? Elems : 0); @@ -233,14 +233,14 @@ namespace ChocolArm64.Instruction AILLabel LblLe = new AILLabel(); AILLabel LblGeEnd = new AILLabel(); - EmitVectorExtract(Context, Op.Rn, Index, Op.Size + 1, Signed); + EmitVectorExtract(Context, Op.Rn, Index, Op.Size + 1, SignedSrc); Context.Emit(OpCodes.Dup); Context.EmitLdc_I4(TMaxValue); Context.Emit(OpCodes.Conv_U8); - Context.Emit(Signed ? OpCodes.Ble_S : OpCodes.Ble_Un_S, LblLe); + Context.Emit(SignedSrc ? OpCodes.Ble_S : OpCodes.Ble_Un_S, LblLe); Context.Emit(OpCodes.Pop); @@ -258,7 +258,7 @@ namespace ChocolArm64.Instruction Context.EmitLdc_I4(TMinValue); Context.Emit(OpCodes.Conv_I8); - Context.Emit(Signed ? OpCodes.Bge_S : OpCodes.Bge_Un_S, LblGeEnd); + Context.Emit(SignedSrc ? OpCodes.Bge_S : OpCodes.Bge_Un_S, LblGeEnd); Context.Emit(OpCodes.Pop); @@ -1137,22 +1137,22 @@ namespace ChocolArm64.Instruction public static void Sqxtn_S(AILEmitterCtx Context) { - EmitQxtn(Context, Signed: true, Scalar: true); + EmitSaturatingExtNarrow(Context, SignedSrc: true, SignedDst: true, Scalar: true); } public static void Sqxtn_V(AILEmitterCtx Context) { - EmitQxtn(Context, Signed: true, Scalar: false); + EmitSaturatingExtNarrow(Context, SignedSrc: true, SignedDst: true, Scalar: false); } public static void Sqxtun_S(AILEmitterCtx Context) { - EmitQxtn(Context, Signed: false, Scalar: true); + EmitSaturatingExtNarrow(Context, SignedSrc: true, SignedDst: false, Scalar: true); } public static void Sqxtun_V(AILEmitterCtx Context) { - EmitQxtn(Context, Signed: false, Scalar: false); + EmitSaturatingExtNarrow(Context, SignedSrc: true, SignedDst: false, Scalar: false); } public static void Sub_S(AILEmitterCtx Context) @@ -1243,12 +1243,12 @@ namespace ChocolArm64.Instruction public static void Uqxtn_S(AILEmitterCtx Context) { - EmitQxtn(Context, Signed: false, Scalar: true); + EmitSaturatingExtNarrow(Context, SignedSrc: false, SignedDst: false, Scalar: true); } public static void Uqxtn_V(AILEmitterCtx Context) { - EmitQxtn(Context, Signed: false, Scalar: false); + EmitSaturatingExtNarrow(Context, SignedSrc: false, SignedDst: false, Scalar: false); } } } |