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Add FCVTL and FCVTN instruction (no Half support yet), stub SvcClearEvent

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This commit is contained in:
gdkchan
2018-03-05 12:58:19 -03:00
parent c9ef25681d
commit 0e343a748d
4 changed files with 72 additions and 0 deletions
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60
ChocolArm64/Instruction/AInstEmitSimdCvt.cs
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@@ -31,6 +31,36 @@ namespace ChocolArm64.Instruction
EmitFcvt_u_Gp(Context, () => EmitRoundMathCall(Context, MidpointRounding.AwayFromZero));
}
public static void Fcvtl_V(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int SizeF = Op.Size & 1;
int Elems = 4 >> SizeF;
int Part = Context.CurrOp.RegisterSize == ARegisterSize.SIMD128 ? Elems : 0;
for (int Index = 0; Index < Elems; Index++)
{
if (SizeF == 0)
{
//TODO: This need the half precision floating point type,
//that is not yet supported on .NET. We should probably
//do our own implementation on the meantime.
throw new NotImplementedException();
}
else /* if (SizeF == 1) */
{
EmitVectorExtractF(Context, Op.Rn, Part + Index, 0);
Context.Emit(OpCodes.Conv_R8);
}
EmitVectorInsertF(Context, Op.Rd, Index, SizeF);
}
}
public static void Fcvtms_Gp(AILEmitterCtx Context)
{
EmitFcvt_s_Gp(Context, () => EmitUnaryMathCall(Context, nameof(Math.Floor)));
@@ -41,6 +71,36 @@ namespace ChocolArm64.Instruction
EmitFcvt_u_Gp(Context, () => EmitUnaryMathCall(Context, nameof(Math.Floor)));
}
public static void Fcvtn_V(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int SizeF = Op.Size & 1;
int Elems = 4 >> SizeF;
int Part = Context.CurrOp.RegisterSize == ARegisterSize.SIMD128 ? Elems : 0;
for (int Index = 0; Index < Elems; Index++)
{
EmitVectorExtractF(Context, Op.Rd, Index, SizeF);
if (SizeF == 0)
{
//TODO: This need the half precision floating point type,
//that is not yet supported on .NET. We should probably
//do our own implementation on the meantime.
throw new NotImplementedException();
}
else /* if (SizeF == 1) */
{
Context.Emit(OpCodes.Conv_R4);
EmitVectorInsertF(Context, Op.Rd, Part + Index, 0);
}
}
}
public static void Fcvtps_Gp(AILEmitterCtx Context)
{
EmitFcvt_s_Gp(Context, () => EmitUnaryMathCall(Context, nameof(Math.Ceiling)));