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Arith min max (#6864)

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* prepare for dependencies

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* snapshot

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* more refactoring

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* more refactoring

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* build

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* pass in u_dependency_manager

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* address NYIs

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* more refactoring names

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* eq_explanation update

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add outline of bounds improvement functionality

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix unit tests

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* remove unused structs

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* more bounds

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* more bounds

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* convert more internals to use u_dependency instead of constraint_index

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* convert more internals to use u_dependency instead of constraint_index

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* remember to push/pop scopes

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* use the main function for updating bounds

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* na

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* na

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* remove reset of shared dep manager

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* disable improve-bounds, add statistics

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

---------

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2023-08-19 17:44:09 -07:00 • committed by GitHub
parent c3b344ec47
commit 5e3df9ee77
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40 changed files with 630 additions and 529 deletions
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15
src/util/dependency.h
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@ -69,7 +69,7 @@ private:
value_manager & m_vmanager;
allocator & m_allocator;
ptr_vector<dependency> m_todo;
mutable ptr_vector<dependency> m_todo;
void inc_ref(value const & v) {
if (C::ref_count)
@ -106,12 +106,9 @@ private:
}
}
void unmark_todo() {
typename ptr_vector<dependency>::iterator it = m_todo.begin();
typename ptr_vector<dependency>::iterator end = m_todo.end();
for (; it != end; ++it) {
(*it)->unmark();
}
void unmark_todo() const {
for (auto* d : m_todo)
d->unmark();
m_todo.reset();
}
@ -193,7 +190,7 @@ public:
return false;
}
void linearize(dependency * d, vector<value, false> & vs) {
void linearize(dependency * d, vector<value, false> & vs) const {
if (d) {
m_todo.reset();
d->mark();
@ -300,7 +297,7 @@ public:
return m_dep_manager.contains(d, v);
}
void linearize(dependency * d, vector<value, false> & vs) {
void linearize(dependency * d, vector<value, false> & vs) const {
return m_dep_manager.linearize(d, vs);
}