Ryujinx/ARMeilleure/Decoders/OpCodeSimdIns.cs
gdkchan 2f16491712
Get rid of Reflection.Emit dependency on CPU and Shader projects (#1626)
* Get rid of Reflection.Emit dependency on CPU and Shader projects

* Remove useless private sets

* Missed those due to the alignment
2020-10-21 09:13:44 -03:00

36 lines
988 B
C#

namespace ARMeilleure.Decoders
{
class OpCodeSimdIns : OpCodeSimd
{
public int SrcIndex { get; }
public int DstIndex { get; }
public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCodeSimdIns(inst, address, opCode);
public OpCodeSimdIns(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
{
int imm4 = (opCode >> 11) & 0xf;
int imm5 = (opCode >> 16) & 0x1f;
if (imm5 == 0b10000)
{
Instruction = InstDescriptor.Undefined;
return;
}
Size = imm5 & -imm5;
switch (Size)
{
case 1: Size = 0; break;
case 2: Size = 1; break;
case 4: Size = 2; break;
case 8: Size = 3; break;
}
SrcIndex = imm4 >> Size;
DstIndex = imm5 >> (Size + 1);
}
}
}