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working on symbolic execution trace unfolding

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2012-10-16 16:54:03 -07:00
parent 6b414ba5cf
commit 3a837037d4
8 changed files with 165 additions and 206 deletions
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5
lib/pdr_dl_interface.cpp
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@ -122,8 +122,8 @@ lbool dl_interface::query(expr * query) {
if (m_ctx.get_params().get_uint(":unfold-rules",0) > 0) {
unsigned num_unfolds = m_ctx.get_params().get_uint(":unfold-rules",0);
datalog::rule_transformer transformer1(m_ctx), transformer2(m_ctx);
transformer1.register_plugin(alloc(datalog::mk_coalesce, m_ctx));
m_ctx.transform_rules(transformer1, mc, pc);
//transformer1.register_plugin(alloc(datalog::mk_coalesce, m_ctx));
//m_ctx.transform_rules(transformer1, mc, pc);
transformer2.register_plugin(alloc(datalog::mk_unfold, m_ctx));
while (num_unfolds > 0) {
m_ctx.transform_rules(transformer2, mc, pc);
@ -205,7 +205,6 @@ void dl_interface::collect_params(param_descrs& p) {
PRIVATE_PARAMS(p.insert(":use-farkas-model", CPK_BOOL, "PDR: (default false) enable using Farkas generalization through model propagation"););
PRIVATE_PARAMS(p.insert(":use-precondition-generalizer", CPK_BOOL, "PDR: (default false) enable generalizations from weakest pre-conditions"););
PRIVATE_PARAMS(p.insert(":use-multicore-generalizer", CPK_BOOL, "PDR: (default false) extract multiple cores for blocking states"););
PRIVATE_PARAMS(p.insert(":use-farkas-properties", CPK_BOOL, "PDR: (default false) experimental Farkas lemma generation method"););
PRIVATE_PARAMS(p.insert(":use-inductive-generalizer", CPK_BOOL, "PDR: (default true) generalize lemmas using induction strengthening"););
PRIVATE_PARAMS(p.insert(":use-interpolants", CPK_BOOL, "PDR: (default false) use iZ3 interpolation for lemma generation"););
PRIVATE_PARAMS(p.insert(":dump-interpolants", CPK_BOOL, "PDR: (default false) display interpolants"););