diff options
Diffstat (limited to 'ARMeilleure/Decoders/OpCodeMov.cs')
-rw-r--r-- | ARMeilleure/Decoders/OpCodeMov.cs | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/ARMeilleure/Decoders/OpCodeMov.cs b/ARMeilleure/Decoders/OpCodeMov.cs new file mode 100644 index 00000000..b65178cf --- /dev/null +++ b/ARMeilleure/Decoders/OpCodeMov.cs @@ -0,0 +1,36 @@ +namespace ARMeilleure.Decoders +{ + class OpCodeMov : OpCode + { + public int Rd { get; private set; } + + public long Immediate { get; private set; } + + public int Bit { get; private set; } + + public OpCodeMov(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode) + { + int p1 = (opCode >> 22) & 1; + int sf = (opCode >> 31) & 1; + + if (sf == 0 && p1 != 0) + { + Instruction = InstDescriptor.Undefined; + + return; + } + + Rd = (opCode >> 0) & 0x1f; + Immediate = (opCode >> 5) & 0xffff; + Bit = (opCode >> 21) & 0x3; + + Bit <<= 4; + + Immediate <<= Bit; + + RegisterSize = (opCode >> 31) != 0 + ? RegisterSize.Int64 + : RegisterSize.Int32; + } + } +}
\ No newline at end of file |