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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 f38339fabc
commit 3860ba6521
2 changed files with 62 additions and 0 deletions
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2
AOpCodeTable.cs
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@ -161,8 +161,10 @@ namespace ChocolArm64
Set("000111100x10001xx10000xxxxxxxxxx", AInstEmit.Fcvt_S, typeof(AOpCodeSimd)); Set("000111100x10001xx10000xxxxxxxxxx", AInstEmit.Fcvt_S, typeof(AOpCodeSimd));
Set("x00111100x100100000000xxxxxxxxxx", AInstEmit.Fcvtas_Gp, typeof(AOpCodeSimdCvt)); Set("x00111100x100100000000xxxxxxxxxx", AInstEmit.Fcvtas_Gp, typeof(AOpCodeSimdCvt));
Set("x00111100x100101000000xxxxxxxxxx", AInstEmit.Fcvtau_Gp, typeof(AOpCodeSimdCvt)); Set("x00111100x100101000000xxxxxxxxxx", AInstEmit.Fcvtau_Gp, typeof(AOpCodeSimdCvt));
Set("0x0011100x100001011110xxxxxxxxxx", AInstEmit.Fcvtl_V, typeof(AOpCodeSimd));
Set("x00111100x110000000000xxxxxxxxxx", AInstEmit.Fcvtms_Gp, typeof(AOpCodeSimdCvt)); Set("x00111100x110000000000xxxxxxxxxx", AInstEmit.Fcvtms_Gp, typeof(AOpCodeSimdCvt));
Set("x00111100x110001000000xxxxxxxxxx", AInstEmit.Fcvtmu_Gp, typeof(AOpCodeSimdCvt)); Set("x00111100x110001000000xxxxxxxxxx", AInstEmit.Fcvtmu_Gp, typeof(AOpCodeSimdCvt));
Set("0x0011100x100001011010xxxxxxxxxx", AInstEmit.Fcvtn_V, typeof(AOpCodeSimd));
Set("x00111100x101000000000xxxxxxxxxx", AInstEmit.Fcvtps_Gp, typeof(AOpCodeSimdCvt)); Set("x00111100x101000000000xxxxxxxxxx", AInstEmit.Fcvtps_Gp, typeof(AOpCodeSimdCvt));
Set("x00111100x101001000000xxxxxxxxxx", AInstEmit.Fcvtpu_Gp, typeof(AOpCodeSimdCvt)); Set("x00111100x101001000000xxxxxxxxxx", AInstEmit.Fcvtpu_Gp, typeof(AOpCodeSimdCvt));
Set("x00111100x111000000000xxxxxxxxxx", AInstEmit.Fcvtzs_Gp, typeof(AOpCodeSimdCvt)); Set("x00111100x111000000000xxxxxxxxxx", AInstEmit.Fcvtzs_Gp, typeof(AOpCodeSimdCvt));

60
Instruction/AInstEmitSimdCvt.cs
View file

@ -31,6 +31,36 @@ namespace ChocolArm64.Instruction
EmitFcvt_u_Gp(Context, () => EmitRoundMathCall(Context, MidpointRounding.AwayFromZero)); 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) public static void Fcvtms_Gp(AILEmitterCtx Context)
{ {
EmitFcvt_s_Gp(Context, () => EmitUnaryMathCall(Context, nameof(Math.Floor))); 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))); 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) public static void Fcvtps_Gp(AILEmitterCtx Context)
{ {
EmitFcvt_s_Gp(Context, () => EmitUnaryMathCall(Context, nameof(Math.Ceiling))); EmitFcvt_s_Gp(Context, () => EmitUnaryMathCall(Context, nameof(Math.Ceiling)));