ChocolArm64/Instruction/AInstEmitMove.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
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41

using ChocolArm64.Decoder;
using ChocolArm64.Translation;
using System.Reflection.Emit;

namespace ChocolArm64.Instruction
{
    static partial class AInstEmit
    {
        public static void Movk(AILEmitterCtx Context)
        {
            AOpCodeMov Op = (AOpCodeMov)Context.CurrOp;

            Context.EmitLdintzr(Op.Rd);
            Context.EmitLdc_I(~(0xffffL << Op.Pos));

            Context.Emit(OpCodes.And);

            Context.EmitLdc_I(Op.Imm);

            Context.Emit(OpCodes.Or);

            Context.EmitStintzr(Op.Rd);
        }

        public static void Movn(AILEmitterCtx Context)
        {
            AOpCodeMov Op = (AOpCodeMov)Context.CurrOp;

            Context.EmitLdc_I(~Op.Imm);
            Context.EmitStintzr(Op.Rd);
        }

        public static void Movz(AILEmitterCtx Context)
        {
            AOpCodeMov Op = (AOpCodeMov)Context.CurrOp;

            Context.EmitLdc_I(Op.Imm);
            Context.EmitStintzr(Op.Rd);
        }
    }
}