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Diffstat (limited to 'Source/JavaScriptCore/runtime/ScopedArgumentsTable.cpp')
-rw-r--r-- | Source/JavaScriptCore/runtime/ScopedArgumentsTable.cpp | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/Source/JavaScriptCore/runtime/ScopedArgumentsTable.cpp b/Source/JavaScriptCore/runtime/ScopedArgumentsTable.cpp deleted file mode 100644 index 23f536d49..000000000 --- a/Source/JavaScriptCore/runtime/ScopedArgumentsTable.cpp +++ /dev/null @@ -1,109 +0,0 @@ -/* - * Copyright (C) 2015 Apple Inc. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY - * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "config.h" -#include "ScopedArgumentsTable.h" - -#include "JSCInlines.h" - -namespace JSC { - -const ClassInfo ScopedArgumentsTable::s_info = { "ScopedArgumentsTable", 0, 0, CREATE_METHOD_TABLE(ScopedArgumentsTable) }; - -ScopedArgumentsTable::ScopedArgumentsTable(VM& vm) - : Base(vm, vm.scopedArgumentsTableStructure.get()) - , m_length(0) - , m_locked(false) -{ -} - -ScopedArgumentsTable::~ScopedArgumentsTable() -{ -} - -void ScopedArgumentsTable::destroy(JSCell* cell) -{ - static_cast<ScopedArgumentsTable*>(cell)->ScopedArgumentsTable::~ScopedArgumentsTable(); -} - -ScopedArgumentsTable* ScopedArgumentsTable::create(VM& vm) -{ - ScopedArgumentsTable* result = - new (NotNull, allocateCell<ScopedArgumentsTable>(vm.heap)) ScopedArgumentsTable(vm); - result->finishCreation(vm); - return result; -} - -ScopedArgumentsTable* ScopedArgumentsTable::create(VM& vm, uint32_t length) -{ - ScopedArgumentsTable* result = create(vm); - result->m_length = length; - result->m_arguments = std::make_unique<ScopeOffset[]>(length); - return result; -} - -ScopedArgumentsTable* ScopedArgumentsTable::clone(VM& vm) -{ - ScopedArgumentsTable* result = create(vm, m_length); - for (unsigned i = m_length; i--;) - result->m_arguments[i] = m_arguments[i]; - return result; -} - -ScopedArgumentsTable* ScopedArgumentsTable::setLength(VM& vm, uint32_t newLength) -{ - if (LIKELY(!m_locked)) { - std::unique_ptr<ScopeOffset[]> newArguments = std::make_unique<ScopeOffset[]>(newLength); - for (unsigned i = std::min(m_length, newLength); i--;) - newArguments[i] = m_arguments[i]; - m_length = newLength; - m_arguments = WTFMove(newArguments); - return this; - } - - ScopedArgumentsTable* result = create(vm, newLength); - for (unsigned i = std::min(m_length, newLength); i--;) - result->m_arguments[i] = m_arguments[i]; - return result; -} - -ScopedArgumentsTable* ScopedArgumentsTable::set(VM& vm, uint32_t i, ScopeOffset value) -{ - ScopedArgumentsTable* result; - if (UNLIKELY(m_locked)) - result = clone(vm); - else - result = this; - result->at(i) = value; - return result; -} - -Structure* ScopedArgumentsTable::createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype) -{ - return Structure::create(vm, globalObject, prototype, TypeInfo(CellType, StructureFlags), info()); -} - -} // namespace JSC - |