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authorLorry Tar Creator <lorry-tar-importer@lorry>2016-04-10 09:28:39 +0000
committerLorry Tar Creator <lorry-tar-importer@lorry>2016-04-10 09:28:39 +0000
commit32761a6cee1d0dee366b885b7b9c777e67885688 (patch)
treed6bec92bebfb216f4126356e55518842c2f476a1 /Source/JavaScriptCore/runtime/RuntimeFlags.h
parenta4e969f4965059196ca948db781e52f7cfebf19e (diff)
downloadWebKitGtk-tarball-32761a6cee1d0dee366b885b7b9c777e67885688.tar.gz
webkitgtk-2.4.11webkitgtk-2.4.11
Diffstat (limited to 'Source/JavaScriptCore/runtime/RuntimeFlags.h')
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diff --git a/Source/JavaScriptCore/runtime/RuntimeFlags.h b/Source/JavaScriptCore/runtime/RuntimeFlags.h
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--- a/Source/JavaScriptCore/runtime/RuntimeFlags.h
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-/*
- * 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.
- */
-
-#ifndef RuntimeFlags_h
-#define RuntimeFlags_h
-
-#include <initializer_list>
-
-namespace JSC {
-
-// macro(name, isEnabledFlag)
-#define JSC_RUNTIME_FLAG(macro)
-
-class RuntimeFlags {
-private:
- enum RuntimeFlagShiftValue : unsigned {
-#define JSC_DECLARE_RUNTIME_FLAG_SHIFT_VALUE(name, isEnabledFlag) shiftValueFor##name,
- JSC_RUNTIME_FLAG(JSC_DECLARE_RUNTIME_FLAG_SHIFT_VALUE)
-#undef JSC_DECLARE_RUNTIME_FLAG_SHIFT_VALUE
- };
-
-public:
- enum RuntimeFlag : unsigned {
-#define JSC_DECLARE_RUNTIME_FLAG(name, isEnabledFlag) name = 1u << (shiftValueFor##name),
- JSC_RUNTIME_FLAG(JSC_DECLARE_RUNTIME_FLAG)
-#undef JSC_DECLARE_RUNTIME_FLAG
- };
-
-#define JSC_DECLARE_RUNTIME_FLAG_ACCESSOR(name, isEnabledFlag) \
- void set##name(bool value)\
- {\
- if (value)\
- m_flags |= name;\
- else\
- m_flags &= (~name);\
- }\
- bool is##name() const\
- {\
- return m_flags & name;\
- }
- JSC_RUNTIME_FLAG(JSC_DECLARE_RUNTIME_FLAG_ACCESSOR)
-#undef JSC_DECLARE_RUNTIME_FLAG_ACCESSOR
-
- RuntimeFlags()
- : RuntimeFlags(0u)
- {
- }
-
- RuntimeFlags(std::initializer_list<RuntimeFlag> initializerList)
- : RuntimeFlags()
- {
- for (RuntimeFlag flag : initializerList)
- m_flags |= flag;
- }
-
- explicit RuntimeFlags(unsigned flags)
- : m_flags(flags)
- {
- }
-
- static RuntimeFlags createAllEnabled()
- {
- return RuntimeFlags(
-#define JSC_USE_RUNTIME_FLAG(name, isEnabledFlag) ((isEnabledFlag) ? name : 0u) |
- JSC_RUNTIME_FLAG(JSC_USE_RUNTIME_FLAG)
-#undef JSC_USE_RUNTIME_FLAG
- 0u
- );
- }
-
-private:
- unsigned m_flags;
-};
-
-} // namespace JSC
-
-#endif // RuntimeFlags_h