def_module_params('parallel',
description='parameters for parallel solver',
class_name='parallel_params',
export=True,
params=(
('enable', BOOL, False, 'enable parallel solver by default on selected tactics (for QF_BV)'),
('threads.max', UINT, 10000, 'caps maximal number of threads below the number of processors'),
('num_bb_threads', UINT, 2, 'run Janota-style chunking backbone worker threads; default is 2 (negative and positive mode), supported values are 0 (off), 1 (negative mode only) or 2 (negative and positive mode)'),
('core_minimize', BOOL, True, 'minimize unsat cores used for parallel cube backtracking'),
('ablate_backtracking', BOOL, False, 'ablation: pass entire cube as core instead of unsat core during backtracking'),
('cube.lookahead', BOOL, False, 'use lookahead cubing in the parallel solver; when false, use VSIDS activity to select one split literal'),
('conquer.batch_size', UINT, 100, 'number of cubes to batch together for fast conquer'),
('conquer.restart.max', UINT, 5, 'maximal number of restarts during conquer phase'),
('conquer.delay', UINT, 10, 'delay of cubes until applying conquer'),
('conquer.backtrack_frequency', UINT, 10, 'frequency to apply core minimization during conquer'),
('simplify.exp', DOUBLE, 1, 'restart and inprocess max is multiplied by simplify.exp ^ depth'),
('simplify.max_conflicts', UINT, UINT_MAX, 'maximal number of conflicts during simplification phase'),
('simplify.restart.max', UINT, 5000, 'maximal number of restarts during simplification phase'),
('simplify.inprocess.max', UINT, 2, 'maximal number of inprocessing steps during simplification'),
))