diff options
Diffstat (limited to 'ARMeilleure/Decoders/OpCodeSimdRegElem.cs')
-rw-r--r-- | ARMeilleure/Decoders/OpCodeSimdRegElem.cs | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/ARMeilleure/Decoders/OpCodeSimdRegElem.cs b/ARMeilleure/Decoders/OpCodeSimdRegElem.cs new file mode 100644 index 00000000..d2f1583d --- /dev/null +++ b/ARMeilleure/Decoders/OpCodeSimdRegElem.cs @@ -0,0 +1,29 @@ +namespace ARMeilleure.Decoders +{ + class OpCodeSimdRegElem : OpCodeSimdReg + { + public int Index { get; private set; } + + public OpCodeSimdRegElem(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode) + { + switch (Size) + { + case 1: + Index = (opCode >> 20) & 3 | + (opCode >> 9) & 4; + + Rm &= 0xf; + + break; + + case 2: + Index = (opCode >> 21) & 1 | + (opCode >> 10) & 2; + + break; + + default: Instruction = InstDescriptor.Undefined; break; + } + } + } +}
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