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//===-- CmdLineOptions.cpp --------------------------------------*- C++ -*-===//
//
// The KLEE Symbolic Virtual Machine
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
/*
* This file groups command line options definitions and associated
* data that are common to both KLEE and Kleaver.
*/
#include "klee/Solver/SolverCmdLine.h"
#include "klee/Config/Version.h"
#include "klee/OptionCategories.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/StringMap.h"
#include "llvm/Support/CommandLine.h"
using namespace llvm;
namespace klee {
cl::extrahelp TimeFormatInfo(
"\nTime format used by KLEE's options\n"
"\n"
" Time spans can be specified in two ways:\n"
" 1. As positive real numbers representing seconds, e.g. '10', '3.5' "
"but not 'INF', 'NaN', '1e3', '-4.5s'\n"
" 2. As a sequence of natural numbers with specified units, e.g. "
"'1h10min' (= '70min'), '5min10s' but not '3.5min', '8S'\n"
" The following units are supported: h, min, s, ms, us, ns.\n");
cl::OptionCategory SolvingCat("Constraint solving options",
"These options impact constraint solving.");
cl::opt<bool> UseFastCexSolver(
"use-fast-cex-solver", cl::init(false),
cl::desc("Enable an experimental range-based solver (default=false)"),
cl::cat(SolvingCat));
cl::opt<bool> UseCexCache("use-cex-cache", cl::init(true),
cl::desc("Use the counterexample cache (default=true)"),
cl::cat(SolvingCat));
cl::opt<bool> UseBranchCache("use-branch-cache", cl::init(true),
cl::desc("Use the branch cache (default=true)"),
cl::cat(SolvingCat));
cl::opt<bool>
UseIndependentSolver("use-independent-solver", cl::init(true),
cl::desc("Use constraint independence (default=true)"),
cl::cat(SolvingCat));
cl::opt<bool> DebugValidateSolver(
"debug-validate-solver", cl::init(false),
cl::desc("Crosscheck the results of the solver chain above the core solver "
"with the results of the core solver (default=false)"),
cl::cat(SolvingCat));
cl::opt<std::string> MinQueryTimeToLog(
"min-query-time-to-log",
cl::desc("Set time threshold for queries logged in files. "
"Only queries longer than threshold will be logged. (default=0s)"),
cl::cat(SolvingCat));
cl::opt<bool>
LogTimedOutQueries("log-timed-out-queries", cl::init(true),
cl::desc("Log queries that timed out. (default=true)."),
cl::cat(SolvingCat));
cl::opt<std::string> MaxCoreSolverTime(
"max-solver-time",
cl::desc("Maximum amount of time for a single SMT query (default=0s (off)). "
"Enables --use-forked-solver"),
cl::cat(SolvingCat));
cl::opt<bool> UseForkedCoreSolver(
"use-forked-solver",
cl::desc("Run the core SMT solver in a forked process (default=true)"),
cl::init(true), cl::cat(SolvingCat));
cl::opt<bool> CoreSolverOptimizeDivides(
"solver-optimize-divides",
cl::desc("Optimize constant divides into add/shift/multiplies before "
"passing them to the core SMT solver (default=false)"),
cl::init(false), cl::cat(SolvingCat));
cl::bits<QueryLoggingSolverType> QueryLoggingOptions(
"use-query-log",
cl::desc("Log queries to a file. Multiple options can be specified "
"separated by a comma. By default nothing is logged."),
cl::values(
clEnumValN(ALL_KQUERY, "all:kquery",
"All queries in .kquery (KQuery) format"),
clEnumValN(ALL_SMTLIB, "all:smt2",
"All queries in .smt2 (SMT-LIBv2) format"),
clEnumValN(
SOLVER_KQUERY, "solver:kquery",
"All queries reaching the solver in .kquery (KQuery) format"),
clEnumValN(
SOLVER_SMTLIB, "solver:smt2",
"All queries reaching the solver in .smt2 (SMT-LIBv2) format")
KLEE_LLVM_CL_VAL_END),
cl::CommaSeparated, cl::cat(SolvingCat));
cl::opt<bool> UseAssignmentValidatingSolver(
"debug-assignment-validating-solver", cl::init(false),
cl::desc("Debug the correctness of generated assignments (default=false)"),
cl::cat(SolvingCat));
void KCommandLine::HideOptions(llvm::cl::OptionCategory &Category) {
StringMap<cl::Option *> &map = cl::getRegisteredOptions();
for (auto &elem : map) {
#if LLVM_VERSION_CODE >= LLVM_VERSION(9, 0)
for (auto &cat : elem.second->Categories) {
#else
{
auto &cat = elem.second->Category;
#endif
if (cat == &Category) {
elem.second->setHiddenFlag(cl::Hidden);
}
}
}
}
#ifdef ENABLE_METASMT
#ifdef METASMT_DEFAULT_BACKEND_IS_BTOR
#define METASMT_DEFAULT_BACKEND_STR "(default = btor)."
#define METASMT_DEFAULT_BACKEND METASMT_BACKEND_BOOLECTOR
#elif METASMT_DEFAULT_BACKEND_IS_Z3
#define METASMT_DEFAULT_BACKEND_STR "(default = z3)."
#define METASMT_DEFAULT_BACKEND METASMT_BACKEND_Z3
#elif METASMT_DEFAULT_BACKEND_IS_CVC4
#define METASMT_DEFAULT_BACKEND_STR "(default = cvc4)."
#define METASMT_DEFAULT_BACKEND METASMT_BACKEND_CVC4
#elif METASMT_DEFAULT_BACKEND_IS_YICES2
#define METASMT_DEFAULT_BACKEND_STR "(default = yices2)."
#define METASMT_DEFAULT_BACKEND METASMT_BACKEND_YICES2
#else
#define METASMT_DEFAULT_BACKEND_STR "(default = stp)."
#define METASMT_DEFAULT_BACKEND METASMT_BACKEND_STP
#endif
cl::opt<klee::MetaSMTBackendType>
MetaSMTBackend("metasmt-backend",
cl::desc("Specify the MetaSMT solver backend type " METASMT_DEFAULT_BACKEND_STR),
cl::values(clEnumValN(METASMT_BACKEND_STP, "stp", "Use metaSMT with STP"),
clEnumValN(METASMT_BACKEND_Z3, "z3", "Use metaSMT with Z3"),
clEnumValN(METASMT_BACKEND_BOOLECTOR, "btor",
"Use metaSMT with Boolector"),
clEnumValN(METASMT_BACKEND_CVC4, "cvc4", "Use metaSMT with CVC4"),
clEnumValN(METASMT_BACKEND_YICES2, "yices2", "Use metaSMT with Yices2")
KLEE_LLVM_CL_VAL_END),
cl::init(METASMT_DEFAULT_BACKEND),
cl::cat(SolvingCat));
#undef METASMT_DEFAULT_BACKEND
#undef METASMT_DEFAULT_BACKEND_STR
#endif /* ENABLE_METASMT */
// Pick the default core solver based on configuration
#ifdef ENABLE_STP
#define STP_IS_DEFAULT_STR " (default)"
#define METASMT_IS_DEFAULT_STR ""
#define Z3_IS_DEFAULT_STR ""
#define DEFAULT_CORE_SOLVER STP_SOLVER
#elif ENABLE_Z3
#define STP_IS_DEFAULT_STR ""
#define METASMT_IS_DEFAULT_STR ""
#define Z3_IS_DEFAULT_STR " (default)"
#define DEFAULT_CORE_SOLVER Z3_SOLVER
#elif ENABLE_METASMT
#define STP_IS_DEFAULT_STR ""
#define METASMT_IS_DEFAULT_STR " (default)"
#define Z3_IS_DEFAULT_STR ""
#define DEFAULT_CORE_SOLVER METASMT_SOLVER
#define Z3_IS_DEFAULT_STR ""
#else
#error "Unsupported solver configuration"
#endif
cl::opt<CoreSolverType> CoreSolverToUse(
"solver-backend", cl::desc("Specifiy the core solver backend to use"),
cl::values(clEnumValN(STP_SOLVER, "stp", "STP" STP_IS_DEFAULT_STR),
clEnumValN(METASMT_SOLVER, "metasmt",
"metaSMT" METASMT_IS_DEFAULT_STR),
clEnumValN(DUMMY_SOLVER, "dummy", "Dummy solver"),
clEnumValN(Z3_SOLVER, "z3", "Z3" Z3_IS_DEFAULT_STR)
KLEE_LLVM_CL_VAL_END),
cl::init(DEFAULT_CORE_SOLVER), cl::cat(SolvingCat));
cl::opt<CoreSolverType> DebugCrossCheckCoreSolverWith(
"debug-crosscheck-core-solver",
cl::desc(
"Specifiy a solver to use for crosschecking the results of the core solver"),
cl::values(clEnumValN(STP_SOLVER, "stp", "STP"),
clEnumValN(METASMT_SOLVER, "metasmt", "metaSMT"),
clEnumValN(DUMMY_SOLVER, "dummy", "Dummy solver"),
clEnumValN(Z3_SOLVER, "z3", "Z3"),
clEnumValN(NO_SOLVER, "none", "Do not crosscheck (default)")
KLEE_LLVM_CL_VAL_END),
cl::init(NO_SOLVER), cl::cat(SolvingCat));
} // namespace klee
#undef STP_IS_DEFAULT_STR
#undef METASMT_IS_DEFAULT_STR
#undef Z3_IS_DEFAULT_STR
#undef DEFAULT_CORE_SOLVER
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