public static OpCode DecodeOpCode(MemoryManager memory, ulong address, ExecutionMode mode)
{
int opCode = memory.ReadInt32((long)address);
InstDescriptor inst;
Type type;
if (mode == ExecutionMode.Aarch64)
{
(inst, type) = OpCodeTable.GetInstA64(opCode);
}
else
{
if (mode == ExecutionMode.Aarch32Arm)
{
(inst, type) = OpCodeTable.GetInstA32(opCode);
}
else /* if (mode == ExecutionMode.Aarch32Thumb) */
{
(inst, type) = OpCodeTable.GetInstT32(opCode);
}
}
if (type != null)
{
return(MakeOpCode(inst, type, address, opCode));
}
else
{
return(new OpCode(inst, address, opCode));
}
}
public static OpCode64 DecodeOpCode(CpuThreadState state, MemoryManager memory, long position)
{
int opCode = memory.ReadInt32(position);
Inst inst;
if (state.ExecutionMode == ExecutionMode.AArch64)
{
inst = OpCodeTable.GetInstA64(opCode);
}
else
{
//TODO: Thumb support.
inst = OpCodeTable.GetInstA32(opCode);
}
OpCode64 decodedOpCode = new OpCode64(Inst.Undefined, position, opCode);
if (inst.Type != null)
{
decodedOpCode = MakeOpCode(inst.Type, inst, position, opCode);
}
return(decodedOpCode);
}
public static OpCode DecodeOpCode(IMemoryManager memory, ulong address, ExecutionMode mode)
{
int opCode = memory.Read <int>(address);
InstDescriptor inst;
OpCodeTable.MakeOp makeOp;
if (mode == ExecutionMode.Aarch64)
{
(inst, makeOp) = OpCodeTable.GetInstA64(opCode);
}
else
{
if (mode == ExecutionMode.Aarch32Arm)
{
(inst, makeOp) = OpCodeTable.GetInstA32(opCode);
}
else /* if (mode == ExecutionMode.Aarch32Thumb) */
{
(inst, makeOp) = OpCodeTable.GetInstT32(opCode);
}
}
if (makeOp != null)
{
return((OpCode)makeOp(inst, address, opCode));
}
else
{
return(new OpCode(inst, address, opCode));
}
}
public static OpCode64 DecodeOpCode(MemoryManager memory, long position, ExecutionMode mode)
{
int opCode = memory.ReadInt32(position);
Inst inst;
if (mode == ExecutionMode.Aarch64)
{
inst = OpCodeTable.GetInstA64(opCode);
}
else
{
if (mode == ExecutionMode.Aarch32Arm)
{
inst = OpCodeTable.GetInstA32(opCode);
}
else /* if (mode == ExecutionMode.Aarch32Thumb) */
{
inst = OpCodeTable.GetInstT32(opCode);
}
}
OpCode64 decodedOpCode = new OpCode64(Inst.Undefined, position, opCode);
if (inst.Type != null)
{
decodedOpCode = MakeOpCode(inst.Type, inst, position, opCode);
}
return(decodedOpCode);
}