public static void Bx(ArmEmitterContext context)
{
IOpCode32BReg op = (IOpCode32BReg)context.CurrOp;
context.StoreToContext();
EmitBxWritePc(context, GetIntA32(context, op.Rm));
}
public static void Bx(ILEmitterCtx context)
{
IOpCode32BReg op = (IOpCode32BReg)context.CurrOp;
context.EmitStoreContext();
EmitLoadFromRegister(context, op.Rm);
EmitBxWritePc(context);
}
public static void Blxr(ArmEmitterContext context)
{
IOpCode32BReg op = (IOpCode32BReg)context.CurrOp;
uint pc = op.GetPc();
Operand addr = context.Copy(GetIntA32(context, op.Rm));
Operand bitOne = context.BitwiseAnd(addr, Const(1));
bool isThumb = IsThumb(context.CurrOp);
uint currentPc = isThumb
? pc | 1
: pc - 4;
SetIntA32(context, GetBankedRegisterAlias(context.Mode, RegisterAlias.Aarch32Lr), Const(currentPc));
SetFlag(context, PState.TFlag, bitOne);
EmitVirtualCall(context, addr);
}
public static void Blxr(ArmEmitterContext context)
{
IOpCode32BReg op = (IOpCode32BReg)context.CurrOp;
uint pc = op.GetPc();
Operand addr = GetIntA32(context, op.Rm);
Operand bitOne = context.BitwiseAnd(addr, Const(1));
addr = context.BitwiseOr(addr, Const((int)CallFlag)); // Set call flag.
bool isThumb = IsThumb(context.CurrOp);
uint currentPc = isThumb
? pc | 1
: pc - 4;
SetIntA32(context, GetBankedRegisterAlias(context.Mode, RegisterAlias.Aarch32Lr), Const(currentPc));
SetFlag(context, PState.TFlag, bitOne);
context.Return(addr); // Call.
}