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| author | Lorry Tar Creator <lorry-tar-importer@lorry> | 2016-04-10 09:28:39 +0000 |
|---|---|---|
| committer | Lorry Tar Creator <lorry-tar-importer@lorry> | 2016-04-10 09:28:39 +0000 |
| commit | 32761a6cee1d0dee366b885b7b9c777e67885688 (patch) | |
| tree | d6bec92bebfb216f4126356e55518842c2f476a1 /Source/JavaScriptCore/runtime/GeneratorFrame.cpp | |
| parent | a4e969f4965059196ca948db781e52f7cfebf19e (diff) | |
| download | WebKitGtk-tarball-32761a6cee1d0dee366b885b7b9c777e67885688.tar.gz | |
webkitgtk-2.4.11webkitgtk-2.4.11
Diffstat (limited to 'Source/JavaScriptCore/runtime/GeneratorFrame.cpp')
| -rw-r--r-- | Source/JavaScriptCore/runtime/GeneratorFrame.cpp | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/Source/JavaScriptCore/runtime/GeneratorFrame.cpp b/Source/JavaScriptCore/runtime/GeneratorFrame.cpp deleted file mode 100644 index ef6ea7a10..000000000 --- a/Source/JavaScriptCore/runtime/GeneratorFrame.cpp +++ /dev/null @@ -1,97 +0,0 @@ -/* - * Copyright (C) 2015 Yusuke Suzuki <utatane.tea@gmail.com>. - * - * 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. AND ITS CONTRIBUTORS ``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 ITS 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 "GeneratorFrame.h" - -#include "CodeBlock.h" -#include "HeapIterationScope.h" -#include "JSCJSValueInlines.h" -#include "JSCellInlines.h" -#include "SlotVisitorInlines.h" -#include "StructureInlines.h" - -namespace JSC { - -const ClassInfo GeneratorFrame::s_info = { "GeneratorFrame", nullptr, nullptr, CREATE_METHOD_TABLE(GeneratorFrame) }; - -GeneratorFrame::GeneratorFrame(VM& vm, size_t numberOfCalleeLocals) - : Base(vm, vm.generatorFrameStructure.get()) - , m_numberOfCalleeLocals(numberOfCalleeLocals) -{ -} - -void GeneratorFrame::finishCreation(VM& vm) -{ - Base::finishCreation(vm); - for (size_t i = 0; i < m_numberOfCalleeLocals; ++i) - localAt(i).clear(); -} - -Structure* GeneratorFrame::createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype) -{ - return Structure::create(vm, globalObject, prototype, TypeInfo(CellType, StructureFlags), info()); -} - -GeneratorFrame* GeneratorFrame::create(VM& vm, size_t numberOfLocals) -{ - GeneratorFrame* result = - new ( - NotNull, - allocateCell<GeneratorFrame>(vm.heap, allocationSizeForLocals(numberOfLocals))) - GeneratorFrame(vm, numberOfLocals); - result->finishCreation(vm); - return result; -} - -void GeneratorFrame::save(ExecState* exec, const FastBitVector& liveCalleeLocals) -{ - // Only save callee locals. - // Every time a generator is called (or resumed), parameters should be replaced. - ASSERT(liveCalleeLocals.numBits() <= m_numberOfCalleeLocals); - liveCalleeLocals.forEachSetBit([&](size_t index) { - localAt(index).set(exec->vm(), this, exec->uncheckedR(virtualRegisterForLocal(index)).jsValue()); - }); -} - -void GeneratorFrame::resume(ExecState* exec, const FastBitVector& liveCalleeLocals) -{ - // Only resume callee locals. - // Every time a generator is called (or resumed), parameters should be replaced. - liveCalleeLocals.forEachSetBit([&](size_t index) { - exec->uncheckedR(virtualRegisterForLocal(index)) = localAt(index).get(); - localAt(index).clear(); - }); -} - -void GeneratorFrame::visitChildren(JSCell* cell, SlotVisitor& visitor) -{ - GeneratorFrame* thisObject = jsCast<GeneratorFrame*>(cell); - Base::visitChildren(thisObject, visitor); - // Since only true cell pointers are stored as a cell, we can safely mark them. - visitor.appendValues(thisObject->locals(), thisObject->m_numberOfCalleeLocals); -} - -} // namespace JSC |
