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Merge 9947153896 into fc77b089a6

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greggameplayer 2018-09-09 23:21:33 +00:00 • committed by GitHub
commit 10818a9639
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2 changed files with 70 additions and 0 deletions
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3
ChocolArm64/AOpCodeTable.cs
View file

@ -410,6 +410,9 @@ namespace ChocolArm64
SetA64("0x101110011xxxxx101101xxxxxxxxxx", AInstEmit.Sqrdmulh_V, typeof(AOpCodeSimdReg));
SetA64("0x101110101xxxxx101101xxxxxxxxxx", AInstEmit.Sqrdmulh_V, typeof(AOpCodeSimdReg));
SetA64("0x00111100>>>xxx100111xxxxxxxxxx", AInstEmit.Sqrshrn_V, typeof(AOpCodeSimdShImm));
SetA64("0101111100>>>xxx100111xxxxxxxxxx", AInstEmit.Sqrshrn_S, typeof(AOpCodeSimdShImm));
SetA64("0111111100>>>xxx100011xxxxxxxxxx", AInstEmit.Sqrshrun_S, typeof(AOpCodeSimdShImm));
SetA64("0x10111100>>>xxx100011xxxxxxxxxx", AInstEmit.Sqrshrun_V, typeof(AOpCodeSimdShImm));
SetA64("01011110xx1xxxxx001011xxxxxxxxxx", AInstEmit.Sqsub_S, typeof(AOpCodeSimdReg));
SetA64("0>001110<<1xxxxx001011xxxxxxxxxx", AInstEmit.Sqsub_V, typeof(AOpCodeSimdReg));
SetA64("01011110<<100001010010xxxxxxxxxx", AInstEmit.Sqxtn_S, typeof(AOpCodeSimd));

67
ChocolArm64/Instruction/AInstEmitSimdShift.cs
View file

@ -84,6 +84,29 @@ namespace ChocolArm64.Instruction
EmitVectorZeroUpper(Context, Op.Rd);
}
}
public static void Sqrshrn_S(AILEmitterCtx Context)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
int Shift = GetImmShr(Op);
long RoundConst = 1L << (Shift - 1);
Action Emit = () =>
{
Context.EmitLdc_I8(RoundConst);
Context.Emit(OpCodes.Add);
Context.EmitLdc_I4(Shift);
Context.Emit(OpCodes.Shr);
};
EmitScalarSaturatingNarrowOpSxSx(Context, Emit);
}
public static void Sqrshrn_V(AILEmitterCtx Context)
{
@ -106,6 +129,50 @@ namespace ChocolArm64.Instruction
EmitVectorSaturatingNarrowOpSxSx(Context, Emit);
}
public static void Sqrshrun_S(AILEmitterCtx Context)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
int Shift = GetImmShr(Op);
long RoundConst = 1L << (Shift - 1);
Action Emit = () =>
{
Context.EmitLdc_I8(RoundConst);
Context.Emit(OpCodes.Add);
Context.EmitLdc_I4(Shift);
Context.Emit(OpCodes.Shr);
};
EmitScalarSaturatingNarrowOpSxZx(Context, Emit);
}
public static void Sqrshrun_V(AILEmitterCtx Context)
{
AOpCodeSimdShImm Op = (AOpCodeSimdShImm)Context.CurrOp;
int Shift = GetImmShr(Op);
long RoundConst = 1L << (Shift - 1);
Action Emit = () =>
{
Context.EmitLdc_I8(RoundConst);
Context.Emit(OpCodes.Add);
Context.EmitLdc_I4(Shift);
Context.Emit(OpCodes.Shr);
};
EmitVectorSaturatingNarrowOpSxZx(Context, Emit);
}
public static void Srshr_S(AILEmitterCtx Context)
{