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add CMS xor extension to dimacs front-end

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2022-10-29 11:32:39 -07:00
parent 5f45469d9b
commit b651e57ca2
7 changed files with 31 additions and 34 deletions
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10
src/shell/dimacs_frontend.cpp
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@ -27,6 +27,7 @@ Revision History:
#include "sat/sat_solver.h"
#include "sat/tactic/goal2sat.h"
#include "sat/tactic/sat2goal.h"
#include "sat/smt/xor_solver.h"
#include "ast/reg_decl_plugins.h"
#include "tactic/tactic.h"
#include "tactic/fd_solver/fd_solver.h"
@ -230,6 +231,15 @@ unsigned read_dimacs(char const * file_name) {
sat_params sp(p);
reslimit limit;
sat::solver solver(p, limit);
// the xor solver uses ast_manager to be compatible with the th_solver API.
// we allocate an ast manager on demand if xor is enabled.
scoped_ptr<ast_manager> mp;
if (sp.xor_enable()) {
mp = alloc(ast_manager);
reg_decl_plugins(*mp);
solver.set_extension(alloc(xr::solver, *mp, mp->mk_family_id("xor")));
}
g_solver = &solver;
if (file_name) {