2009-04-22 Gavin Barraclough <barraclough@apple.com>
Reviewed by Sam "Blackbeard" Weinig.
Improvements to YARR JIT. This patch expands support in three key areas:
* Add (temporary) support for falling back to PCRE for expressions not supported.
* Add support for x86_64 and Windows.
* Add support for singly quantified parentheses (? and ??), alternatives within
parentheses, and parenthetical assertions.
* runtime/RegExp.cpp:
(JSC::RegExp::match):
* yarr/RegexJIT.cpp:
(JSC::Yarr::RegexGenerator::storeToFrame):
(JSC::Yarr::RegexGenerator::storeToFrameWithPatch):
(JSC::Yarr::RegexGenerator::loadFromFrameAndJump):
(JSC::Yarr::RegexGenerator::AlternativeBacktrackRecord::AlternativeBacktrackRecord):
(JSC::Yarr::RegexGenerator::TermGenerationState::resetAlternative):
(JSC::Yarr::RegexGenerator::TermGenerationState::resetTerm):
(JSC::Yarr::RegexGenerator::TermGenerationState::jumpToBacktrack):
(JSC::Yarr::RegexGenerator::TermGenerationState::plantJumpToBacktrackIfExists):
(JSC::Yarr::RegexGenerator::TermGenerationState::addBacktrackJump):
(JSC::Yarr::RegexGenerator::TermGenerationState::linkAlternativeBacktracks):
(JSC::Yarr::RegexGenerator::TermGenerationState::propagateBacktrackingFrom):
(JSC::Yarr::RegexGenerator::genertateAssertionBOL):
(JSC::Yarr::RegexGenerator::genertateAssertionEOL):
(JSC::Yarr::RegexGenerator::matchAssertionWordchar):
(JSC::Yarr::RegexGenerator::genertateAssertionWordBoundary):
(JSC::Yarr::RegexGenerator::genertatePatternCharacterSingle):
(JSC::Yarr::RegexGenerator::genertatePatternCharacterPair):
(JSC::Yarr::RegexGenerator::genertatePatternCharacterFixed):
(JSC::Yarr::RegexGenerator::genertatePatternCharacterGreedy):
(JSC::Yarr::RegexGenerator::genertatePatternCharacterNonGreedy):
(JSC::Yarr::RegexGenerator::genertateCharacterClassSingle):
(JSC::Yarr::RegexGenerator::genertateCharacterClassFixed):
(JSC::Yarr::RegexGenerator::genertateCharacterClassGreedy):
(JSC::Yarr::RegexGenerator::genertateCharacterClassNonGreedy):
(JSC::Yarr::RegexGenerator::generateParenthesesDisjunction):
(JSC::Yarr::RegexGenerator::generateParenthesesSingle):
(JSC::Yarr::RegexGenerator::generateParentheticalAssertion):
(JSC::Yarr::RegexGenerator::generateTerm):
(JSC::Yarr::RegexGenerator::generateDisjunction):
(JSC::Yarr::RegexGenerator::generateEnter):
(JSC::Yarr::RegexGenerator::generateReturn):
(JSC::Yarr::RegexGenerator::RegexGenerator):
(JSC::Yarr::RegexGenerator::generate):
(JSC::Yarr::RegexGenerator::compile):
(JSC::Yarr::RegexGenerator::generationFailed):
(JSC::Yarr::jitCompileRegex):
(JSC::Yarr::executeRegex):
* yarr/RegexJIT.h:
(JSC::Yarr::RegexCodeBlock::RegexCodeBlock):
(JSC::Yarr::RegexCodeBlock::~RegexCodeBlock):
git-svn-id: http://svn.webkit.org/repository/webkit/trunk@42754 268f45cc-cd09-0410-ab3c-d52691b4dbfc
4 files changed
