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ryujinx-final/ChocolArm64/Decoders/OpCodeSimdCvt64.cs
gdkchan 9679896b94
Implement fixed-point variant of the UCVTF and SCVTF instructions (#578)
* Add fixed-point variant of the UCVTF instruction

* Change encoding of some fixed-point instructions to not allow invalid encodings

* Fix Fcvtzu_Gp_Fixed encoding

* Add SCVTF (fixed-point GP to Scalar) instruction

* Simplify *Fixed encodings
2019-02-23 20:52:48 -03:00

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C#

using ChocolArm64.Instructions;
namespace ChocolArm64.Decoders
{
class OpCodeSimdCvt64 : OpCodeSimd64
{
public int FBits { get; private set; }
public OpCodeSimdCvt64(Inst inst, long position, int opCode) : base(inst, position, opCode)
{
int scale = (opCode >> 10) & 0x3f;
int sf = (opCode >> 31) & 0x1;
FBits = 64 - scale;
RegisterSize = sf != 0
? State.RegisterSize.Int64
: State.RegisterSize.Int32;
}
}
}