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author | Lorry Tar Creator <lorry-tar-importer@lorry> | 2017-06-27 06:07:23 +0000 |
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committer | Lorry Tar Creator <lorry-tar-importer@lorry> | 2017-06-27 06:07:23 +0000 |
commit | 1bf1084f2b10c3b47fd1a588d85d21ed0eb41d0c (patch) | |
tree | 46dcd36c86e7fbc6e5df36deb463b33e9967a6f7 /Source/JavaScriptCore/b3/B3PCToOriginMap.h | |
parent | 32761a6cee1d0dee366b885b7b9c777e67885688 (diff) | |
download | WebKitGtk-tarball-master.tar.gz |
webkitgtk-2.16.5HEADwebkitgtk-2.16.5master
Diffstat (limited to 'Source/JavaScriptCore/b3/B3PCToOriginMap.h')
-rw-r--r-- | Source/JavaScriptCore/b3/B3PCToOriginMap.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/b3/B3PCToOriginMap.h b/Source/JavaScriptCore/b3/B3PCToOriginMap.h new file mode 100644 index 000000000..5e6ce451d --- /dev/null +++ b/Source/JavaScriptCore/b3/B3PCToOriginMap.h @@ -0,0 +1,69 @@ +/* + * Copyright (C) 2016 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. + */ + +#pragma once + +#if ENABLE(B3_JIT) + +#include "B3Origin.h" +#include "MacroAssembler.h" +#include <wtf/Vector.h> + +namespace JSC { namespace B3 { + +class PCToOriginMap { + WTF_MAKE_NONCOPYABLE(PCToOriginMap); +public: + PCToOriginMap() + { } + + PCToOriginMap(PCToOriginMap&& other) + : m_ranges(WTFMove(other.m_ranges)) + { } + + struct OriginRange { + MacroAssembler::Label label; + Origin origin; + }; + + void appendItem(MacroAssembler::Label label, Origin origin) + { + if (m_ranges.size()) { + if (m_ranges.last().label == label) + return; + } + + m_ranges.append(OriginRange{label, origin}); + } + + const Vector<OriginRange>& ranges() const { return m_ranges; } + +private: + Vector<OriginRange> m_ranges; +}; + +} } // namespace JSC::B3 + +#endif // ENABLE(B3_JIT) |