ChocolArm64/Decoder/AOpCodeBImmCond.cs


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25

using ChocolArm64.Instruction;

namespace ChocolArm64.Decoder
{
    class AOpCodeBImmCond : AOpCodeBImm, IAOpCodeCond
    {
        public ACond Cond { get; private set; }

        public AOpCodeBImmCond(AInst Inst, long Position, int OpCode) : base(Inst, Position, OpCode)
        {
            int O0 = (OpCode >> 4) & 1;

            if (O0 != 0)
            {
                Emitter = AInstEmit.Und;

                return;
            }

            Cond = (ACond)(OpCode & 0xf);

            Imm = Position + ADecoderHelper.DecodeImmS19_2(OpCode);
        }
    }
}