| Absolute File Name: | /home/opencoverage/opencoverage/guest-scripts/qtdeclarative/src/qtdeclarative/src/qml/jsruntime/qv4regexp.cpp |
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| 1 | /**************************************************************************** | - | ||||||||||||
| 2 | ** | - | ||||||||||||
| 3 | ** Copyright (C) 2016 The Qt Company Ltd. | - | ||||||||||||
| 4 | ** Contact: https://www.qt.io/licensing/ | - | ||||||||||||
| 5 | ** | - | ||||||||||||
| 6 | ** This file is part of the QtQml module of the Qt Toolkit. | - | ||||||||||||
| 7 | ** | - | ||||||||||||
| 8 | ** $QT_BEGIN_LICENSE:LGPL$ | - | ||||||||||||
| 9 | ** Commercial License Usage | - | ||||||||||||
| 10 | ** Licensees holding valid commercial Qt licenses may use this file in | - | ||||||||||||
| 11 | ** accordance with the commercial license agreement provided with the | - | ||||||||||||
| 12 | ** Software or, alternatively, in accordance with the terms contained in | - | ||||||||||||
| 13 | ** a written agreement between you and The Qt Company. For licensing terms | - | ||||||||||||
| 14 | ** and conditions see https://www.qt.io/terms-conditions. For further | - | ||||||||||||
| 15 | ** information use the contact form at https://www.qt.io/contact-us. | - | ||||||||||||
| 16 | ** | - | ||||||||||||
| 17 | ** GNU Lesser General Public License Usage | - | ||||||||||||
| 18 | ** Alternatively, this file may be used under the terms of the GNU Lesser | - | ||||||||||||
| 19 | ** General Public License version 3 as published by the Free Software | - | ||||||||||||
| 20 | ** Foundation and appearing in the file LICENSE.LGPL3 included in the | - | ||||||||||||
| 21 | ** packaging of this file. Please review the following information to | - | ||||||||||||
| 22 | ** ensure the GNU Lesser General Public License version 3 requirements | - | ||||||||||||
| 23 | ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. | - | ||||||||||||
| 24 | ** | - | ||||||||||||
| 25 | ** GNU General Public License Usage | - | ||||||||||||
| 26 | ** Alternatively, this file may be used under the terms of the GNU | - | ||||||||||||
| 27 | ** General Public License version 2.0 or (at your option) the GNU General | - | ||||||||||||
| 28 | ** Public license version 3 or any later version approved by the KDE Free | - | ||||||||||||
| 29 | ** Qt Foundation. The licenses are as published by the Free Software | - | ||||||||||||
| 30 | ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 | - | ||||||||||||
| 31 | ** included in the packaging of this file. Please review the following | - | ||||||||||||
| 32 | ** information to ensure the GNU General Public License requirements will | - | ||||||||||||
| 33 | ** be met: https://www.gnu.org/licenses/gpl-2.0.html and | - | ||||||||||||
| 34 | ** https://www.gnu.org/licenses/gpl-3.0.html. | - | ||||||||||||
| 35 | ** | - | ||||||||||||
| 36 | ** $QT_END_LICENSE$ | - | ||||||||||||
| 37 | ** | - | ||||||||||||
| 38 | ****************************************************************************/ | - | ||||||||||||
| 39 | - | |||||||||||||
| 40 | #include "qv4regexp_p.h" | - | ||||||||||||
| 41 | #include "qv4engine_p.h" | - | ||||||||||||
| 42 | #include "qv4scopedvalue_p.h" | - | ||||||||||||
| 43 | #include <private/qv4mm_p.h> | - | ||||||||||||
| 44 | - | |||||||||||||
| 45 | using namespace QV4; | - | ||||||||||||
| 46 | - | |||||||||||||
| 47 | RegExpCache::~RegExpCache() | - | ||||||||||||
| 48 | { | - | ||||||||||||
| 49 | for (RegExpCache::Iterator it = begin(), e = end(); it != e; ++it) {
| 0-99193 | ||||||||||||
| 50 | if (RegExp *re = it.value().as<RegExp>())
| 0 | ||||||||||||
| 51 | re->d()->cache = nullptr; never executed: re->d()->cache = nullptr; | 0 | ||||||||||||
| 52 | } never executed: end of block | 0 | ||||||||||||
| 53 | } executed 99193 times by 153 tests: end of blockExecuted by:
| 99193 | ||||||||||||
| 54 | - | |||||||||||||
| 55 | DEFINE_MANAGED_VTABLE(RegExp); | - | ||||||||||||
| 56 | - | |||||||||||||
| 57 | uint RegExp::match(const QString &string, int start, uint *matchOffsets) | - | ||||||||||||
| 58 | { | - | ||||||||||||
| 59 | if (!isValid())
| 0-11437 | ||||||||||||
| 60 | return JSC::Yarr::offsetNoMatch; never executed: return JSC::Yarr::offsetNoMatch; | 0 | ||||||||||||
| 61 | - | |||||||||||||
| 62 | WTF::String s(string); | - | ||||||||||||
| 63 | - | |||||||||||||
| 64 | #if ENABLE(YARR_JIT) | - | ||||||||||||
| 65 | if (d()->hasValidJITCode())
| 216-11231 | ||||||||||||
| 66 | return uint(jitCode()->execute(s.characters16(), start, s.length(), (int*)matchOffsets).start); executed 11227 times by 3 tests: return uint(jitCode()->execute(s.characters16(), start, s.length(), (int*)matchOffsets).start);Executed by:
| 11227 | ||||||||||||
| 67 | #endif | - | ||||||||||||
| 68 | - | |||||||||||||
| 69 | return JSC::Yarr::interpret(byteCode(), s.characters16(), string.length(), start, matchOffsets); executed 215 times by 1 test: return JSC::Yarr::interpret(byteCode(), s.characters16(), string.length(), start, matchOffsets);Executed by:
| 215 | ||||||||||||
| 70 | } | - | ||||||||||||
| 71 | - | |||||||||||||
| 72 | Heap::RegExp *RegExp::create(ExecutionEngine* engine, const QString& pattern, bool ignoreCase, bool multiline, bool global) | - | ||||||||||||
| 73 | { | - | ||||||||||||
| 74 | RegExpCacheKey key(pattern, ignoreCase, multiline, global); | - | ||||||||||||
| 75 | - | |||||||||||||
| 76 | RegExpCache *cache = engine->regExpCache; | - | ||||||||||||
| 77 | if (!cache)
| 98566-1054009 | ||||||||||||
| 78 | cache = engine->regExpCache = new RegExpCache; executed 98567 times by 153 tests: cache = engine->regExpCache = new RegExpCache;Executed by:
| 98567 | ||||||||||||
| 79 | - | |||||||||||||
| 80 | QV4::WeakValue &cachedValue = (*cache)[key]; | - | ||||||||||||
| 81 | if (QV4::RegExp *result = cachedValue.as<RegExp>())
| 3060-1149478 | ||||||||||||
| 82 | return result->d(); executed 3060 times by 5 tests: return result->d();Executed by:
| 3060 | ||||||||||||
| 83 | - | |||||||||||||
| 84 | Scope scope(engine); | - | ||||||||||||
| 85 | Scoped<RegExp> result(scope, engine->memoryManager->alloc<RegExp>(engine, pattern, ignoreCase, multiline, global)); | - | ||||||||||||
| 86 | - | |||||||||||||
| 87 | result->d()->cache = cache; | - | ||||||||||||
| 88 | cachedValue.set(engine, result); | - | ||||||||||||
| 89 | - | |||||||||||||
| 90 | return result->d(); executed 1151821 times by 153 tests: return result->d();Executed by:
| 1151821 | ||||||||||||
| 91 | } | - | ||||||||||||
| 92 | - | |||||||||||||
| 93 | void Heap::RegExp::init(ExecutionEngine *engine, const QString &pattern, bool ignoreCase, bool multiline, bool global) | - | ||||||||||||
| 94 | { | - | ||||||||||||
| 95 | Base::init(); | - | ||||||||||||
| 96 | this->pattern = new QString(pattern); | - | ||||||||||||
| 97 | this->ignoreCase = ignoreCase; | - | ||||||||||||
| 98 | this->multiLine = multiline; | - | ||||||||||||
| 99 | this->global = global; | - | ||||||||||||
| 100 | - | |||||||||||||
| 101 | valid = false; | - | ||||||||||||
| 102 | - | |||||||||||||
| 103 | const char* error = nullptr; | - | ||||||||||||
| 104 | JSC::Yarr::YarrPattern yarrPattern(WTF::String(pattern), ignoreCase, multiLine, &error); | - | ||||||||||||
| 105 | if (error)
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| 106 | return; executed 252 times by 1 test: return;Executed by:
| 252 | ||||||||||||
| 107 | subPatternCount = yarrPattern.m_numSubpatterns; | - | ||||||||||||
| 108 | #if ENABLE(YARR_JIT) | - | ||||||||||||
| 109 | if (!yarrPattern.m_containsBackreferences && engine->canJIT()) {
| 0-1149679 | ||||||||||||
| 110 | jitCode = new JSC::Yarr::YarrCodeBlock; | - | ||||||||||||
| 111 | JSC::JSGlobalData dummy(internalClass->engine->regExpAllocator); | - | ||||||||||||
| 112 | JSC::Yarr::jitCompile(yarrPattern, JSC::Yarr::Char16, &dummy, *jitCode); | - | ||||||||||||
| 113 | } executed 1151507 times by 153 tests: end of blockExecuted by:
| 1151507 | ||||||||||||
| 114 | #else | - | ||||||||||||
| 115 | Q_UNUSED(engine) | - | ||||||||||||
| 116 | #endif | - | ||||||||||||
| 117 | if (hasValidJITCode()) {
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| 118 | valid = true; | - | ||||||||||||
| 119 | return; executed 1151399 times by 153 tests: return;Executed by:
| 1151399 | ||||||||||||
| 120 | } | - | ||||||||||||
| 121 | OwnPtr<JSC::Yarr::BytecodePattern> p = JSC::Yarr::byteCompile(yarrPattern, internalClass->engine->bumperPointerAllocator); | - | ||||||||||||
| 122 | byteCode = p.take(); | - | ||||||||||||
| 123 | if (byteCode)
| 0-208 | ||||||||||||
| 124 | valid = true; executed 208 times by 1 test: valid = true;Executed by:
| 208 | ||||||||||||
| 125 | } executed 208 times by 1 test: end of blockExecuted by:
| 208 | ||||||||||||
| 126 | - | |||||||||||||
| 127 | void Heap::RegExp::destroy() | - | ||||||||||||
| 128 | { | - | ||||||||||||
| 129 | if (cache) {
| 0-1150980 | ||||||||||||
| 130 | RegExpCacheKey key(this); | - | ||||||||||||
| 131 | cache->remove(key); | - | ||||||||||||
| 132 | } executed 1151789 times by 153 tests: end of blockExecuted by:
| 1151789 | ||||||||||||
| 133 | #if ENABLE(YARR_JIT) | - | ||||||||||||
| 134 | delete jitCode; | - | ||||||||||||
| 135 | #endif | - | ||||||||||||
| 136 | delete byteCode; | - | ||||||||||||
| 137 | delete pattern; | - | ||||||||||||
| 138 | Base::destroy(); | - | ||||||||||||
| 139 | } executed 1151797 times by 153 tests: end of blockExecuted by:
| 1151797 | ||||||||||||
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