private void Translate_Sub_Ovf(CflowStack stack, Instruction instr)
{
var val2 = stack.Pop();
var val1 = stack.Pop();
if (val1 is BitVecExpr && val2 is BitVecExpr)
{
stack.Push((BitVecExpr)ctx.MkITE(ctx.MkBVSubNoUnderflow(val1 as BitVecExpr, val2 as BitVecExpr, true), ctx.MkBVSub(val1 as BitVecExpr, val2 as BitVecExpr), stack.Unknown() as BitVecExpr));
}
else
{
stack.PushUnknown();
}
}
private void Translate_Mul_Ovf_Un(CflowStack stack, Instruction instr)
{
var val2 = stack.Pop();
var val1 = stack.Pop();
if (val1 is BitVecExpr && val2 is BitVecExpr)
{
stack.Push((BitVecExpr)ctx.MkITE(ctx.MkBVMulNoOverflow(val1 as BitVecExpr, val2 as BitVecExpr, false), ctx.MkBVMul(val1 as BitVecExpr, val2 as BitVecExpr), stack.Unknown() as BitVecExpr));
}
else
{
stack.PushUnknown();
}
}
private BitVecExpr GetUnknownLocal(CflowStack stack)
{
return(stack.Unknown() as BitVecExpr);
}
