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optimizations to api ctx ref counting

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This commit is contained in:
Nuno Lopes 2022-07-17 11:44:35 +01:00
parent eb2ee34dfe
commit 6e5ced0080
3 changed files with 24 additions and 12 deletions
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14
src/api/api_context.h
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@ -75,6 +75,9 @@ namespace api {
struct add_plugins { add_plugins(ast_manager & m); };
ast_context_params m_params;
bool m_user_ref_count; //!< if true, the user is responsible for managing reference counters.
#ifndef SINGLE_THREAD
bool m_concurrent_dec_ref = false;
#endif
scoped_ptr<ast_manager> m_manager;
scoped_ptr<cmd_context> m_cmd;
add_plugins m_plugins;
@ -91,9 +94,10 @@ namespace api {
smt_params m_fparams;
// -------------------------------
bool m_concurrent_dec_ref = false;
#ifndef SINGLE_THREAD
ptr_vector<ast> m_asts_to_flush, m_asts_to_flush2;
ptr_vector<api::object> m_objects_to_flush, m_objects_to_flush2;
#endif
ast_ref_vector m_ast_trail;
ref<api::object> m_last_obj; //!< reference to the last API object returned by the APIs
@ -173,7 +177,13 @@ namespace api {
void set_error_code(Z3_error_code err, std::string &&opt_msg);
void set_error_handler(Z3_error_handler h) { m_error_handler = h; }
void enable_concurrent_dec_ref() { m_concurrent_dec_ref = true; }
void enable_concurrent_dec_ref() {
#ifdef SINGLE_THREAD
set_error_code(Z3_EXCEPTION, "Can't use concurrent features with a single-thread build");
#else
m_concurrent_dec_ref = true;
#endif
}
unsigned add_object(api::object* o);
void del_object(api::object* o);
void dec_ref(ast* a);