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Merge pull request #2 from LDj3SNuD/LDj3SNuD-patch-2

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Update AInstEmitSimdArithmetic.cs
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LDj3SNuD 2018-04-08 13:22:51 +02:00 • committed by GitHub
commit 2049e78ea3
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1 changed files with 110 additions and 1 deletions
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111
ChocolArm64/Instruction/AInstEmitSimdArithmetic.cs
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@ -261,6 +261,11 @@ namespace ChocolArm64.Instruction
EmitVectorBinaryOpF(Context, () => Context.Emit(OpCodes.Mul));
}
public static void Fmul_Se(AILEmitterCtx Context)
{
EmitScalarBinaryOpByElemF(Context, () => Context.Emit(OpCodes.Mul));
}
public static void Fmul_Ve(AILEmitterCtx Context)
{
EmitVectorBinaryOpByElemF(Context, () => Context.Emit(OpCodes.Mul));
@ -324,6 +329,110 @@ namespace ChocolArm64.Instruction
});
}
public static void Frecpe_S(AILEmitterCtx Context)
{
EmitFrecpe(Context, 0, Scalar: true);
}
public static void Frecpe_V(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int SizeF = Op.Size & 1;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
for (int Index = 0; Index < Bytes >> SizeF + 2; Index++)
{
EmitFrecpe(Context, Index, Scalar: false);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
private static void EmitFrecpe(AILEmitterCtx Context, int Index, bool Scalar)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int SizeF = Op.Size & 1;
if (SizeF == 0)
{
Context.EmitLdc_R4(1);
}
else /* if (SizeF == 1) */
{
Context.EmitLdc_R8(1);
}
EmitVectorExtractF(Context, Op.Rn, Index, SizeF);
Context.Emit(OpCodes.Div);
if (Scalar)
{
EmitVectorZeroAll(Context, Op.Rd);
}
EmitVectorInsertF(Context, Op.Rd, Index, SizeF);
}
public static void Frecps_S(AILEmitterCtx Context)
{
EmitFrecps(Context, 0, Scalar: true);
}
public static void Frecps_V(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int SizeF = Op.Size & 1;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
for (int Index = 0; Index < Bytes >> SizeF + 2; Index++)
{
EmitFrecps(Context, Index, Scalar: false);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
private static void EmitFrecps(AILEmitterCtx Context, int Index, bool Scalar)
{
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
int SizeF = Op.Size & 1;
if (SizeF == 0)
{
Context.EmitLdc_R4(2);
}
else /* if (SizeF == 1) */
{
Context.EmitLdc_R8(2);
}
EmitVectorExtractF(Context, Op.Rn, Index, SizeF);
EmitVectorExtractF(Context, Op.Rm, Index, SizeF);
Context.Emit(OpCodes.Mul);
Context.Emit(OpCodes.Sub);
if (Scalar)
{
EmitVectorZeroAll(Context, Op.Rd);
}
EmitVectorInsertF(Context, Op.Rd, Index, SizeF);
}
public static void Frinta_S(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
@ -745,4 +854,4 @@ namespace ChocolArm64.Instruction
EmitVectorWidenRnRmBinaryOpZx(Context, () => Context.Emit(OpCodes.Mul));
}
}
}
}