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implement flattening for +/- for the range type #8396

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Merged
merged 1 commit into from
Jul 26, 2024
Merged

implement flattening for +/- for the range type #8396

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9 changes: 9 additions & 0 deletions src/solvers/flattening/boolbv_add_sub.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -124,6 +124,15 @@
}
}
}
else if(type.id() == ID_range)
{
// add: lhs + from + rhs + from - from = lhs + rhs + from
// sub: lhs + from - (rhs + from) - from = lhs - rhs - from
mp_integer from = to_range_type(type).get_from();
bv = bv_utils.add_sub(bv, op, subtract);
bv = bv_utils.add_sub(
bv, bv_utils.build_constant(from, op.size()), subtract);

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}
else if(type.id()==ID_floatbv)
{
// needs to change due to rounding mode
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