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fix #2652

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-10-23 09:39:40 -07:00
parent e2a9cb80e2
commit f4fd94747c
3 changed files with 7 additions and 33 deletions
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14
src/ast/fpa/bv2fpa_converter.cpp
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@ -466,16 +466,14 @@ void bv2fpa_converter::convert_uf2bvuf(model_core * mc, model_core * target_mode
}
continue;
}
// kv.m_value contains the model for the unspecified cases of kv.m_key.
// TBD: instead of mapping the interpretation of f to just the graph for the
// uninterpreted case, map it to a condition, ite, that filters out the
// pre-condition for which argument combinations are interpreted vs. uninterpreted.
// if (m_fpa_util.is_to_ieee_bv(f)) {
// }
// if (m_fpa_util.is_to_sbv(f)) {
// }
// f is a floating point function: f(x,y) : Float
// f_uf is a bit-vector function: f_uf(xB,yB) : BitVec
// then there is f_def: f_Bv(xB, yB) := if(range(xB),.., f_uf(xB,yB))
// f(x,y) := to_float(if(range(to_bv(x)), ... f_uf(to_bv(xB), to_bv(yB)))) - not practical
// := if(range_fp(x), ...., to_float(f_uf(...)) - approach
target_model->register_decl(f, convert_func_interp(mc, f, f_uf));
}
}