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path: root/ARMeilleure/Decoders/OpCodeT16MemReg.cs
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Diffstat (limited to 'ARMeilleure/Decoders/OpCodeT16MemReg.cs')
-rw-r--r--ARMeilleure/Decoders/OpCodeT16MemReg.cs27
1 files changed, 27 insertions, 0 deletions
diff --git a/ARMeilleure/Decoders/OpCodeT16MemReg.cs b/ARMeilleure/Decoders/OpCodeT16MemReg.cs
new file mode 100644
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+++ b/ARMeilleure/Decoders/OpCodeT16MemReg.cs
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+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;
+ }
+ }
+}