#
# Option specification file for CVC4
# See src/options/base_options for a description of this file format
#

module BV "options/bv_options.h" Bitvector theory

# Option to set the bit-blasting mode (lazy, eager)

expert-option bvSatSolver bv-sat-solver --bv-sat-solver=MODE CVC4::theory::bv::SatSolverMode :predicate satSolverEnabledBuild :handler stringToSatSolver :default CVC4::theory::bv::SAT_SOLVER_MINISAT :read-write :include "options/bv_bitblast_mode.h"
 choose which sat solver to use, see --bv-sat-solver=help

option bitblastMode bitblast --bitblast=MODE CVC4::theory::bv::BitblastMode :handler stringToBitblastMode :default CVC4::theory::bv::BITBLAST_MODE_LAZY :read-write :include "options/bv_bitblast_mode.h"
 choose bitblasting mode, see --bitblast=help

# Options for eager bit-blasting

option bitvectorAig --bitblast-aig bool :default false :predicate abcEnabledBuild setBitblastAig :read-write
 bitblast by first converting to AIG (implies --bitblast=eager)
expert-option bitvectorAigSimplifications --bv-aig-simp=COMMAND std::string :default "" :predicate abcEnabledBuild :read-write :link --bitblast-aig :link-smt bitblast-aig
 abc command to run AIG simplifications (implies --bitblast-aig, default is "balance;drw")

# Options for lazy bit-blasting
option bitvectorPropagate --bv-propagate bool :default true :read-write
 use bit-vector propagation in the bit-blaster

option bitvectorEqualitySolver --bv-eq-solver bool :default true :read-write
 use the equality engine for the bit-vector theory (only if --bitblast=lazy)

option bitvectorEqualitySlicer --bv-eq-slicer=MODE CVC4::theory::bv::BvSlicerMode :handler stringToBvSlicerMode :default CVC4::theory::bv::BITVECTOR_SLICER_OFF :read-write :include "options/bv_bitblast_mode.h" :read-write :link --bv-eq-solver :link-smt bv-eq-solver
 turn on the slicing equality solver for the bit-vector theory (only if --bitblast=lazy)


option bitvectorInequalitySolver --bv-inequality-solver bool :default true :read-write
 turn on the inequality solver for the bit-vector theory (only if --bitblast=lazy)

option bitvectorAlgebraicSolver --bv-algebraic-solver bool :default true :read-write
 turn on the algebraic solver for the bit-vector theory (only if --bitblast=lazy)

expert-option bitvectorAlgebraicBudget --bv-algebraic-budget unsigned :default 1500 :read-write :link --bv-algebraic-solver :link-smt bv-algebraic-solver
 the budget allowed for the algebraic solver in number of SAT conflicts

# General options

option bitvectorToBool --bv-to-bool bool :default false :read-write
 lift bit-vectors of size 1 to booleans when possible

option bitvectorDivByZeroConst --bv-div-zero-const bool :default false :read-write
 always return -1 on division by zero

expert-option bvExtractArithRewrite --bv-extract-arith bool :default false :read-write
 enable rewrite pushing extract [i:0] over arithmetic operations (can blow up)

expert-option bvAbstraction --bv-abstraction bool :default false :read-write
 mcm benchmark abstraction

expert-option skolemizeArguments --bv-skolemize bool :default false :read-write
 skolemize arguments for bv abstraction (only does something if --bv-abstraction is on)

expert-option bvNumFunc --bv-num-func=NUM unsigned :default 1
 number of function symbols in conflicts that are generalized

expert-option bvEagerExplanations --bv-eager-explanations bool :default false :read-write
 compute bit-blasting propagation explanations eagerly

expert-option bitvectorQuickXplain --bv-quick-xplain bool :default false
 minimize bv conflicts using the QuickXplain algorithm

expert-option bvIntroducePow2 --bv-intro-pow2 bool :default false
 introduce bitvector powers of two as a preprocessing pass

option bvLazyRewriteExtf --bv-lazy-rewrite-extf bool :default true :read-write
 lazily rewrite extended functions like bv2nat and int2bv
 
option bvLazyReduceExtf --bv-lazy-reduce-extf bool :default false :read-write
 reduce extended functions like bv2nat and int2bv at last call instead of full effort
 
option bvAlgExtf --bv-alg-extf bool :default true :read-write
 algebraic inferences for extended functions
 
endmodule