2f16491712
* Get rid of Reflection.Emit dependency on CPU and Shader projects * Remove useless private sets * Missed those due to the alignment
40 lines
No EOL
1.1 KiB
C#
40 lines
No EOL
1.1 KiB
C#
using System;
|
|
|
|
namespace ARMeilleure.Decoders
|
|
{
|
|
class OpCodeAluImm : OpCodeAlu, IOpCodeAluImm
|
|
{
|
|
public long Immediate { get; }
|
|
|
|
public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCodeAluImm(inst, address, opCode);
|
|
|
|
public OpCodeAluImm(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
|
|
{
|
|
if (DataOp == DataOp.Arithmetic)
|
|
{
|
|
Immediate = (opCode >> 10) & 0xfff;
|
|
|
|
int shift = (opCode >> 22) & 3;
|
|
|
|
Immediate <<= shift * 12;
|
|
}
|
|
else if (DataOp == DataOp.Logical)
|
|
{
|
|
var bm = DecoderHelper.DecodeBitMask(opCode, true);
|
|
|
|
if (bm.IsUndefined)
|
|
{
|
|
Instruction = InstDescriptor.Undefined;
|
|
|
|
return;
|
|
}
|
|
|
|
Immediate = bm.WMask;
|
|
}
|
|
else
|
|
{
|
|
throw new ArgumentException(nameof(opCode));
|
|
}
|
|
}
|
|
}
|
|
} |