diff options
author | Andrew Reynolds <andrew.j.reynolds@gmail.com> | 2019-03-12 15:18:30 -0500 |
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committer | GitHub <noreply@github.com> | 2019-03-12 15:18:30 -0500 |
commit | 093d5ffdfa5c1656309da6b9cbdfbbf28574a8a0 (patch) | |
tree | 96c76652c60e286223523cf08f599b4cd84fb687 /src/theory/quantifiers/sygus_sampler.cpp | |
parent | ec8ea8a9c993435c4c5e671b1beea45ac088de64 (diff) |
Add option --sygus-rr-synth-rec for considering all grammar types recursively (#2270)
Diffstat (limited to 'src/theory/quantifiers/sygus_sampler.cpp')
-rw-r--r-- | src/theory/quantifiers/sygus_sampler.cpp | 44 |
1 files changed, 22 insertions, 22 deletions
diff --git a/src/theory/quantifiers/sygus_sampler.cpp b/src/theory/quantifiers/sygus_sampler.cpp index 8834fe751..27ca270cc 100644 --- a/src/theory/quantifiers/sygus_sampler.cpp +++ b/src/theory/quantifiers/sygus_sampler.cpp @@ -40,7 +40,6 @@ void SygusSampler::initialize(TypeNode tn, d_tds = nullptr; d_use_sygus_type = false; d_is_valid = true; - d_tn = tn; d_ftn = TypeNode::null(); d_type_vars.clear(); d_vars.clear(); @@ -95,7 +94,6 @@ void SygusSampler::initializeSygus(TermDbSygus* tds, Assert(d_ftn.isDatatype()); const Datatype& dt = static_cast<DatatypeType>(d_ftn.toType()).getDatatype(); Assert(dt.isSygus()); - d_tn = TypeNode::fromType(dt.getSygusType()); Trace("sygus-sample") << "Register sampler for " << f << std::endl; @@ -264,28 +262,30 @@ bool SygusSampler::PtTrie::add(std::vector<Node>& pt) Node SygusSampler::registerTerm(Node n, bool forceKeep) { - if (d_is_valid) + if (!d_is_valid) { - Node bn = n; - // if this is a sygus type, get its builtin analog - if (d_use_sygus_type) - { - Assert(!d_ftn.isNull()); - bn = d_tds->sygusToBuiltin(n); - Assert(d_builtin_to_sygus.find(bn) == d_builtin_to_sygus.end() - || d_builtin_to_sygus[bn] == n); - d_builtin_to_sygus[bn] = n; - } - Assert(bn.getType() == d_tn); - Node res = d_trie.add(bn, this, 0, d_samples.size(), forceKeep); - if (d_use_sygus_type) - { - Assert(d_builtin_to_sygus.find(res) != d_builtin_to_sygus.end()); - res = res != bn ? d_builtin_to_sygus[res] : n; - } - return res; + // do nothing + return n; + } + Node bn = n; + TypeNode tn = n.getType(); + // If we are using sygus types, get the builtin analog of n. + if (d_use_sygus_type) + { + bn = d_tds->sygusToBuiltin(n); + d_builtin_to_sygus[tn][bn] = n; + } + // cache based on the (original) type of n + Node res = d_trie[tn].add(bn, this, 0, d_samples.size(), forceKeep); + // If we are using sygus types, map back to an original. + // Notice that d_builtin_to_sygus is not necessarily bijective. + if (d_use_sygus_type) + { + std::map<Node, Node>& bts = d_builtin_to_sygus[tn]; + Assert(bts.find(res) != bts.end()); + res = res != bn ? bts[res] : n; } - return n; + return res; } bool SygusSampler::isContiguous(Node n) |