diff options
Diffstat (limited to 'ChocolArm64/Decoder/AOpCodeCcmp.cs')
| -rw-r--r-- | ChocolArm64/Decoder/AOpCodeCcmp.cs | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/ChocolArm64/Decoder/AOpCodeCcmp.cs b/ChocolArm64/Decoder/AOpCodeCcmp.cs new file mode 100644 index 00000000..d0c7f779 --- /dev/null +++ b/ChocolArm64/Decoder/AOpCodeCcmp.cs @@ -0,0 +1,31 @@ +using ChocolArm64.Instruction; +using ChocolArm64.State; + +namespace ChocolArm64.Decoder +{ + class AOpCodeCcmp : AOpCodeAlu, IAOpCodeCond + { + public int NZCV { get; private set; } + protected int RmImm; + + public ACond Cond { get; private set; } + + public AOpCodeCcmp(AInst Inst, long Position, int OpCode) : base(Inst, Position, OpCode) + { + int O3 = (OpCode >> 4) & 1; + + if (O3 != 0) + { + Emitter = AInstEmit.Und; + + return; + } + + NZCV = (OpCode >> 0) & 0xf; + Cond = (ACond)((OpCode >> 12) & 0xf); + RmImm = (OpCode >> 16) & 0x1f; + + Rd = AThreadState.ZRIndex; + } + } +}
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