diff options
Diffstat (limited to 'ARMeilleure/Decoders/OpCodeT16MemReg.cs')
-rw-r--r-- | ARMeilleure/Decoders/OpCodeT16MemReg.cs | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/ARMeilleure/Decoders/OpCodeT16MemReg.cs b/ARMeilleure/Decoders/OpCodeT16MemReg.cs new file mode 100644 index 00000000..71100112 --- /dev/null +++ b/ARMeilleure/Decoders/OpCodeT16MemReg.cs @@ -0,0 +1,27 @@ +namespace ARMeilleure.Decoders +{ + class OpCodeT16MemReg : OpCodeT16, IOpCode32MemReg + { + public int Rm { get; } + public int Rt { get; } + public int Rn { get; } + + public bool WBack => false; + public bool IsLoad { get; } + public bool Index => true; + public bool Add => true; + + public int Immediate => throw new System.InvalidOperationException(); + + public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCodeT16MemReg(inst, address, opCode); + + public OpCodeT16MemReg(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode) + { + Rt = (opCode >> 0) & 7; + Rn = (opCode >> 3) & 7; + Rm = (opCode >> 6) & 7; + + IsLoad = ((opCode >> 9) & 7) >= 3; + } + } +} |