diff options
Diffstat (limited to 'ARMeilleure/Decoders/OpCode32SimdMemImm.cs')
-rw-r--r-- | ARMeilleure/Decoders/OpCode32SimdMemImm.cs | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/ARMeilleure/Decoders/OpCode32SimdMemImm.cs b/ARMeilleure/Decoders/OpCode32SimdMemImm.cs new file mode 100644 index 00000000..630566cc --- /dev/null +++ b/ARMeilleure/Decoders/OpCode32SimdMemImm.cs @@ -0,0 +1,35 @@ +namespace ARMeilleure.Decoders +{ + class OpCode32SimdMemImm : OpCode32, IOpCode32Simd + { + public int Vd { get; private set; } + public int Rn { get; private set; } + public int Size { get; private set; } + public bool Add { get; private set; } + public int Immediate { get; private set; } + + public OpCode32SimdMemImm(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode) + { + Immediate = opCode & 0xff; + + Rn = (opCode >> 16) & 0xf; + Size = (opCode >> 8) & 0x3; + + Immediate <<= (Size == 1) ? 1 : 2; + + bool u = (opCode & (1 << 23)) != 0; + Add = u; + + bool single = Size != 3; + + if (single) + { + Vd = ((opCode >> 22) & 0x1) | ((opCode >> 11) & 0x1e); + } + else + { + Vd = ((opCode >> 18) & 0x10) | ((opCode >> 12) & 0xf); + } + } + } +} |