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2018-09-12 Initial infrastructure for theory decision manager (#2447)Andrew Reynolds
2018-08-16Move node algorithms to separate file (#2311)Andres Noetzli
2018-07-13 sygusComp2018: optimization for collect model info (#2105)Andrew Reynolds
2018-07-06Split ext theory to own file and document (#1809)Andrew Reynolds
2018-06-25Updated copyright headers.Aina Niemetz
2018-03-08Fix Travis for unit test compilation errors. (#1651)Mathias Preiner
make units does not fail if we have compile error for a unit test, however, make check does. -Wsuggest-override is now explicitly disabled for unit tests since CxxTest does not add override keywords to the generated source code and thus get a lot of compiler warnings. Further, this fixes some issues introduced with #1647 due to make units not failing on Travis and fixes the nightly builds.
2018-03-06Make statistics output consistent. (#1647)Mathias Preiner
* Fixes --hide-zero-stats (and really skips the 0 values) * Removes the additional newline after each statistic * Introduces theory::getStatsPrefix(TheoryId) to generate consistent prefixes for statistics based on the theory id (e.g., THEORY_BV -> "theory::bv").
2018-01-15Removing more miscellaneous throw specifiers. (#1509)Tim King
Removing more miscellaneous throw specifiers. Also fixing the spelling of amount in several places.
2017-07-20Moving from the gnu extensions for hash maps to the c++11 hash mapsTim King
* Replacing __gnu_cxx::hash_map with std::unordered_map. * Replacing __gnu_cxx::hash_set with std::unordered_set. * Replacing __gnu_cxx::hash with std::hash. * Adding missing includes.
2017-07-07Update copyright headers.Mathias Preiner
2017-04-12Add nullary operator metakind.ajreynol
2017-04-04Do not solve for 0-ary non-constant symbols (for which isVar returns true), ↵ajreynol
add regressions.
2017-04-02Adding a model based axiom instantiation scheme for multiplication. Merge ↵Tim King
commit for nlAlgMaster.
2017-03-27Fixing a bug for checking whether a node was visited.Tim King
2017-03-27Minor cleanups to ExtTheory.Tim King
2017-03-27Making the ExtTheory object a private member of Theory.Tim King
2017-03-27Moving the CareGraph into its own file.Tim King
2017-03-02Eliminate Boolean term conversion. Generalizes removeITE pass to remove ↵ajreynol
Boolean terms, treats distinguished BOOLEAN_TERM_VARIABLE kind as theory literal. Fixes bugs 597, 604, 651, 652, 691, 694. Add regressions.
2016-11-08Minor fixes related to ExtTheory + incremental, fixes bug760.ajreynol
2016-10-13Merging bv parts of ajr/bvExt branch, minor additions to ExtTheory.ajreynol
2016-10-01Incorporate non-bv parts of ajr/bvExt branchajreynol
2016-08-16Initial infrastructure for ExtTheory, generalize extended term handling in ↵ajreynol
TheoryStrings to use this.
2016-04-09cardinality operation for finite sets (based on my thesis / ijcar16 paper)Kshitij Bansal
Some further cleanup/fixes pending This is squash of 39 commits (kbansal/card branch + cleanup): * add card operator * local reasoning * towards graph building * first implementation * close cardinality terms * model building * more * more * more * Add aggressive sets rewriting. * Recursively aggressive rewrite sets. * Fix * incomplete card2 implementation * ... * Avoid using auto in sets. * fix merge * more * ... * more * ... * Fixed for loops * Slight modification to computeRelevantTerms * more * .. * more * ... * mv empty set lemma generation to later point * more options/reordering * debug related * more trace * ... * fix merge_nodes, models * rm warnigns * fix compile errors * warning * bug fixes/cleanup * mroe fixes * cleanup * ...
2016-04-03Updating the copyright headers and scripts.Tim King
2016-01-28Adding listeners to Options.Tim King
- Options -- Added the new option attribute :notify. One can get a notify() call on the Listener after a the option's value is updated. This is the new preferred way to achieve dynamic dispatch for options. -- Removed SmtOptionsHandler and pushed its functionality into OptionsHandler and Listeners. -- Added functions to Options for registering listeners of the notify calls. -- Changed a number of options to use the new listener infrastructure. -- Fixed a number of warnings in options. -- Added the ArgumentExtender class to better capture how arguments are inserted while parsing options and ease memory management. Previously this was the "preemptGetopt" procedure. -- Moved options/options_handler_interface.{cpp,h} to options/options_handler.{cpp,h}. - Theories -- Reimplemented alternative theories to use a datastructure stored on TheoryEngine instead of on Options. - Ostream Handling: -- Added new functionality that generalized how ostreams are opened, options/open_stream.h. -- Simplified the memory management for different ostreams, smt/managed_ostreams.h. -- Had the SmtEnginePrivate manage the memory for the ostreams set by options. -- Simplified how the setting of ostreams are updated, smt/update_ostream.h. - Configuration and Tags: -- Configuration can now be used during predicates and handlers for options. -- Moved configuration.{cpp,h,i} and configuration_private.h from util/ into base/. -- Moved {Debug,Trace}_tags.* from being generated in options/ into base/. - cvc4_private.h -- Upgraded #warning's in cvc4_private.h and cvc4_private_library.h to #error's. -- Added public first-order (non-templatized) member functions for options get and set the value of options outside of libcvc4. Fixed all of the use locations. -- Made lib/lib/clock_gettime.h a cvc4_private_library.h header. - Antlr -- Fixed antlr and cvc4 macro definition conflicts that caused warnings. - SmtGlobals -- Refactored replayStream and replayLog out of SmtGlobals. -- Renamed SmtGlobals to LemmaChannels and moved the implementation into smt_util/lemma_channels.{h,cpp}.
2016-01-26Merged bit-vector and uf proof branch.Liana Hadarean
2016-01-08Removing StatisticsRegistry's static functions current() and registerStat().Tim King
- The functionality the get the StatisticsRegistry attached to the SmtEngine was previously through StatisticsRegistry::current(). This is the dominant StatisticsRegistry in the code. (There is another StatisticsRegistry attached to the NodeManager.) Having this be a static function on StatisticsRegistry requires the use of an SmtEngine in the wrong compilation unit. - Usages of StatisticsRegistry::current() that were visible in prop/{bvminisat,minisat} has been removed. A pointer to the relevant StatisticsRegistry should be passed instead into the constructor. - The function StatisticsRegistry::current() has been replaced by SmtScope::currentStatisticsRegistry(). SmtScope is in the libcvc4 package, where SmtEngine is available in the compilation unit. - The function smtStatisticsRegistry() is a synonym for SmtScope::currentStatisticsRegistry() in smt/smt_statistics_registry.h. This header has fewer include dependencies than the one for SmtScope. - Correspondingly, the static functions StatisticsRegistry::{registerStat, unregisterStat} have been removed. One should instead use smtStatisticsRegistry()->{registerStat,unregisterStat} instead. - The KEEP_STATISTIC macro has been moved into smt/smt_statistics_registry.h. - Documents the reason StatisticsRegistry is CVC4_PUBLIC. This lets me remove the warning I added. - Removing most operators for timespec from statistics_registry.h file. These a bit error prone in clang. - Most of the really confusing ifdef's in util/statistics_registry.h are gone.
2015-12-14Refactoring Options Handler & Library Cycle BreakingTim King
What to Know As a User: A number of files have moved. Users that include files in the public API in more refined ways than using #include <cvc4.h> should consult which files have moved. Note though that some files may move again after being cleaned up. A number of small tweaks have been made to the swig interfaces that may cause issues. Please file bug reports for any problems. The Problem: The build order of CVC4 used to be [roughly] specified as: options < expr < util < libcvc4 < parsers < main Each of these had their own directories and their own Makefile.am files. With the exception of the util/ directory, each of the subdirectories built exactly one convenience library. The util/ directory additionally built a statistics library. While the order above was partially correct, the build order was more complicated as options/Makefile.am executed building the sources for expr/Makefile.am as part of its BUILT_SOURCES phase. This options/Makefile.am also build the options/h and options.cpp files in other directories. There were cyclical library dependencies between the first four above libraries. All of these aspects combined to make options extremely brittle and hard to develop. Maintaining these between clang versus gcc, and bazel versus autotools has become increasing unpredictable. The Solution: To address these cyclic build problems, I am simplifying the build process. Here are the main things that have to happen: 1. util/ will be split into 3 separate directories: base, util, and smt_util. Each will have their own library and Makefile.am file. 2. Dependencies for options/ will be moved into options/. If a type appears as an option, this file will be moved into options. 3. All of the old options_handlers.h files have been refactored. 4. Some files have moved from util into expr/ to resolve cycles. Some of these moves are temporary. 5. I am removing the libstatistics library. The constraints that the CVC4 build system will eventually satisfy are: - The include order for both the .h and .cpp files for a directory must respect the order libraries are built. For example, a file in options/ cannot include from the expr/ directory. This includes built source files such as those coming from */kinds files and */options files. - The types definitions must also respect the build order. Forward type declarations will be allowed in exceptional, justified cases. - The Makefile.am for a directory cannot generate a file outside of the directory it controls. (Or call another Makefile.am except through subdirectory calls.) - One library per Makefile.am. - No extra copies of libraries will be built for the purpose of distinguishing between external and internal visibility in libraries for building parser/ or main/ libraries and binaries. Any function used by parser/ and main/ will be labeled with CVC4_PUBLIC and be in a public API. (AFAICT, libstatistics was being built exactly to skirt this.) The build order of CVC4 can now be [roughly] specified as base < options < util < expr < smt_util < libcvc4 < parsers < main The distinction between "base < options < util < expr" are currently clean. The relationship between expr and the subsequent directories/libraries are not yet clean. More details about the directories: base/ The new directory base/ contains the shared utilities that are absolutely crucial to starting cvc4. The list currently includes just: cvc4_assert.{h,cpp}, output.{h,cpp}, exception.{h,cpp}, and tls.{h, h.in, cpp}. These are things that are required everywhere. options/ The options/ directory is self contained. - It contains all of the enums that appear as options. This includes things like theory/bv/bitblast_mode.h . - There are exactly 4 classes that handled currently using forward declarations currently to this: LogicInfo, LemmaInputChannel, LemmaOutputChannel, and CommandSequence. These will all be removed from options. - Functionality of the options_handlers.h files has been moved into smt/smt_options_handler.h. The options library itself only uses an interface class defined in options/options_handler_interface.h. We are now using virtual dispatch to avoid using inlined functions as was previously done. - The */options_handlers.h files have been removed. - The generated smt/smt_options.cpp file has been be replaced by pushing the functionality that was generated into: options/options_handler_{get,set}_option_template.cpp . The non-generated functionality was moved into smt_engine.cpp. - All of the options files have been moved from their directories into options/. This means includes like theory/arith/options.h have changed to change to options/arith_options.h . util/ The util/ directory continues to contain core utility classes that may be used [almost] everywhere. The exception is that these are not used by options/ or base/. This includes things like rational and integer. These may not use anything in expr/ or libcvc4. A number of files have been moved out of this directory as they have cyclic dependencies graph with exprs and types. The build process up to this directory is currently clean. expr/ The expr/ directory continues to be the home of expressions. The major change is files moving from util/ moving into expr/. The reason for this is that these files form a cycle with files in expr/. - An example is datatype.h. This includes "expr/expr.h", "expr/type.h" while "expr/command.h" includes datatype.h. - Another example is predicate.h. This uses expr.h and is also declared in a kinds file and thus appears in kinds.h. - The rule of thumb is if expr/ pulls it in it needs to be independent of expr/, in which case it is in util/, or it is not, in which case it is pulled into expr/. - Some files do not have a strong justification currently. Result, ResourceManager and SExpr can be moved back into util/ once the iostream manipulation routines are refactored out of the Node and Expr classes. - Note the kinds files are expected to remain in the theory/ directories. These are only read in order to build sources. - This directory is not yet clean. It contains forward references into libcvc4 such as the printer. It also makes some classes used by main/ and parser CVC4_PUBLIC. smt_util/ The smt_util/ directory contains those utility classes which require exprs, but expr/ does not require them. These are mostly utilities for working with expressions and nodes. Examples include ite_removal.h, LemmaInputChannel and LemmaOutputChannel. What is up next: - A number of new #warning "TODO: ..." items have been scattered throughout the code as reminders to myself. Help with these issues is welcomed. - The expr/ directory needs to be cleaned up in a similar to options/. Before this happens statistics needs to be cleaned up.
2014-11-17New, uniform checkTime statistic for all theories (as discussed in meeting).Morgan Deters
2014-07-01Update copyrights.Morgan Deters
2014-06-06Patch for the subtype theoryof mode to make the equalities over disequal ↵Tim King
types get sent to the theory of the type. Adding a new test case for bug 569. Fixes to the normal form of arithmetic so that real terms are before integer terms.
2014-05-26Fixing a soundness bug due to the default implmentation of ↵Tim King
Theory::ppAssert() not respecting subtyping.
2014-04-30T-entailment work, and QCF (quant conflict find) work that uses it.Tim King
This commit includes work from the past month on the T-entailment check infrastructure (due to Tim), an entailment check for arithmetic (also Tim), and QCF work that uses T-entailment (due to Andrew Reynolds). Signed-off-by: Morgan Deters <mdeters@cs.nyu.edu>
2014-04-09moreKshitij Bansal
2013-09-24Reduce compiler dependencies on substitutions.h,Clark Barrett
Some new functionality in substitutions.h/cpp
2013-09-23Revert Clark's last commit, at his request; there are some bugs.Morgan Deters
This reverts commit 9775bced75843c6f01e9524c2d0e7021535e3ec0.
2013-09-23Cleaner version of bug-fix for 528, also moved substitutions.h out of theory.hClark Barrett
for faster compilation
2013-09-18Fixes to theoryof-mode; no longer static in Theory class.Morgan Deters
2013-09-13Documentation fixes, some code typo fixes, file perms, other minor things.Morgan Deters
2013-04-02Regenerated copyrights: canonicalized names, no emailsMorgan Deters
2013-04-01update copyrightsMorgan Deters
2012-12-01remove instantiator frameworkMorgan Deters
(this commit was certified error- and warning-free by the test-and-commit script.)
2012-12-01drastic simplification of quantifiers code regarding equality queries, ↵Andrew Reynolds
instantiation strategies moved from instantiators to central instantiation engine, removed instantiator objects, simplified rewrite rules candidate generator to use central equality engine, efficient e-matching now uses central equality engine
2012-11-17Fixed last currently known bug in array modelsClark Barrett
2012-11-15Fixed another AUFBV model bug. BV equality subtheory needed to do somethingClark Barrett
similar to arrays - limit the set of terms reported to those relevant in the current context. Also removed collectModelInfo from sharedTermsDatabase - doesn't seem to be needed any more.
2012-10-19Fix for model building with shared terms for arithmetic.Tim King
(this commit was certified error- and warning-free by the test-and-commit script.)
2012-10-16more cleanup of quantifiers codeAndrew Reynolds
2012-10-11Standardizing copyright notice. Touches **ALL** sources, guys, sorry.. it'sMorgan Deters
just the header comments at the top, though. Don't update to this rev if you don't have time for a complete rebuild, and exclude this rev if you want to see what's new across a range of commits. (this commit was certified error- and warning-free by the test-and-commit script.)
2012-09-28rename Assert.h/Assert.cpp to cvc4_assert.h/cvc4_assert.cpp -- we need to ↵Morgan Deters
make it unambiguous for case-insensitive filesystems like on Mac. Fixes Mac builds
2012-08-03fix uses of getMetaKind() from outside the expr package. (they now use ↵Morgan Deters
isConst() and isVar() as appropriate) also some base infrastructure for the new ::isConst().
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