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author | Lorry Tar Creator <lorry-tar-importer@lorry> | 2015-10-15 09:45:50 +0000 |
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committer | Lorry Tar Creator <lorry-tar-importer@lorry> | 2015-10-15 09:45:50 +0000 |
commit | e15dd966d523731101f70ccf768bba12435a0208 (patch) | |
tree | ae9cb828a24ded2585a41af3f21411523b47897d /Source/JavaScriptCore/llint/LLIntOffsetsExtractor.cpp | |
download | WebKitGtk-tarball-e15dd966d523731101f70ccf768bba12435a0208.tar.gz |
webkitgtk-2.10.2webkitgtk-2.10.2
Diffstat (limited to 'Source/JavaScriptCore/llint/LLIntOffsetsExtractor.cpp')
-rw-r--r-- | Source/JavaScriptCore/llint/LLIntOffsetsExtractor.cpp | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/llint/LLIntOffsetsExtractor.cpp b/Source/JavaScriptCore/llint/LLIntOffsetsExtractor.cpp new file mode 100644 index 000000000..2d4677c66 --- /dev/null +++ b/Source/JavaScriptCore/llint/LLIntOffsetsExtractor.cpp @@ -0,0 +1,93 @@ +/* + * Copyright (C) 2012, 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 "ArrayProfile.h" +#include "CodeBlock.h" +#include "CommonSlowPaths.h" +#include "Debugger.h" +#include "DirectArguments.h" +#include "Exception.h" +#include "Executable.h" +#include "Heap.h" +#include "Interpreter.h" +#include "JITStubs.h" +#include "JSArray.h" +#include "JSCell.h" +#include "JSFunction.h" +#include "VM.h" +#include "JSEnvironmentRecord.h" +#include "JSGlobalObject.h" +#include "JSObject.h" +#include "JSStack.h" +#include "JSString.h" +#include "JSTypeInfo.h" +#include "JumpTable.h" +#include "LLIntOfflineAsmConfig.h" +#include "MarkedSpace.h" +#include "ProtoCallFrame.h" +#include "Structure.h" +#include "StructureChain.h" +#include "TypeProfiler.h" +#include "TypeProfilerLog.h" +#include "VMEntryRecord.h" +#include "ValueProfile.h" +#include "Watchdog.h" +#include <wtf/text/StringImpl.h> + + +namespace JSC { + +#define OFFLINE_ASM_OFFSETOF(clazz, field) (static_cast<unsigned>(OBJECT_OFFSETOF(clazz, field))) + +class LLIntOffsetsExtractor { +public: + static const unsigned* dummy(); +}; + +const unsigned* LLIntOffsetsExtractor::dummy() +{ +// This is a file generated by offlineasm/generate_offsets_extractor.rb, and contains code +// to create a table of offsets, sizes, and a header identifying what combination of +// Platform.h macros we have set. We include it inside of a method on LLIntOffsetsExtractor +// because the fields whose offsets we're extracting are mostly private. So we make their +// classes friends with LLIntOffsetsExtractor, and include the header here, to get the C++ +// compiler to kindly step aside and yield to our best intentions. +#include "LLIntDesiredOffsets.h" + return extractorTable; +} + +} // namespace JSC + +int main(int, char**) +{ + // Out of an abundance of caution, make sure that LLIntOffsetsExtractor::dummy() is live, + // and the extractorTable is live, too. + printf("%p\n", JSC::LLIntOffsetsExtractor::dummy()); + return 0; +} + + |