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TSR Berry 2023-04-08 01:22:00 +02:00 • committed by Mary
parent cd124bda58
commit cee7121058
3466 changed files with 55 additions and 55 deletions
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39
src/ARMeilleure/Decoders/OpCode32Mem.cs Normal file
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using ARMeilleure.Instructions;
namespace ARMeilleure.Decoders
{
class OpCode32Mem : OpCode32, IOpCode32Mem
{
public int Rt { get; protected set; }
public int Rn { get; }
public int Immediate { get; protected set; }
public bool Index { get; }
public bool Add { get; }
public bool WBack { get; }
public bool Unprivileged { get; }
public bool IsLoad { get; }
public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCode32Mem(inst, address, opCode);
public OpCode32Mem(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
{
Rt = (opCode >> 12) & 0xf;
Rn = (opCode >> 16) & 0xf;
bool isLoad = (opCode & (1 << 20)) != 0;
bool w = (opCode & (1 << 21)) != 0;
bool u = (opCode & (1 << 23)) != 0;
bool p = (opCode & (1 << 24)) != 0;
Index = p;
Add = u;
WBack = !p || w;
Unprivileged = !p && w;
IsLoad = isLoad || inst.Name == InstName.Ldrd;
}
}
}