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authorOswald Buddenhagen <oswald.buddenhagen@qt.io>2017-05-30 12:48:17 +0200
committerOswald Buddenhagen <oswald.buddenhagen@qt.io>2017-05-30 12:48:17 +0200
commit881da28418d380042aa95a97f0cbd42560a64f7c (patch)
treea794dff3274695e99c651902dde93d934ea7a5af /Source/JavaScriptCore/bytecode/ResolveGlobalStatus.h
parent7e104c57a70fdf551bb3d22a5d637cdcbc69dbea (diff)
parent0fcedcd17cc00d3dd44c718b3cb36c1033319671 (diff)
downloadqtwebkit-881da28418d380042aa95a97f0cbd42560a64f7c.tar.gz
Merge 'wip/next' into dev
Change-Id: Iff9ee5e23bb326c4371ec8ed81d56f2f05d680e9
Diffstat (limited to 'Source/JavaScriptCore/bytecode/ResolveGlobalStatus.h')
-rw-r--r--Source/JavaScriptCore/bytecode/ResolveGlobalStatus.h88
1 files changed, 0 insertions, 88 deletions
diff --git a/Source/JavaScriptCore/bytecode/ResolveGlobalStatus.h b/Source/JavaScriptCore/bytecode/ResolveGlobalStatus.h
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--- a/Source/JavaScriptCore/bytecode/ResolveGlobalStatus.h
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-/*
- * Copyright (C) 2012 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.
- */
-
-#ifndef ResolveGlobalStatus_h
-#define ResolveGlobalStatus_h
-
-#include "JSCJSValue.h"
-#include "PropertyOffset.h"
-#include <wtf/NotFound.h>
-
-namespace JSC {
-
-class CodeBlock;
-class Identifier;
-struct ResolveOperation;
-class Structure;
-
-class ResolveGlobalStatus {
-public:
- enum State {
- NoInformation,
- Simple,
- TakesSlowPath
- };
-
- ResolveGlobalStatus()
- : m_state(NoInformation)
- , m_structure(0)
- , m_offset(invalidOffset)
- {
- }
-
- ResolveGlobalStatus(
- State state, Structure* structure = 0, PropertyOffset offset = invalidOffset,
- JSValue specificValue = JSValue())
- : m_state(state)
- , m_structure(structure)
- , m_offset(offset)
- , m_specificValue(specificValue)
- {
- }
-
- static ResolveGlobalStatus computeFor(CodeBlock*, int bytecodeIndex, ResolveOperation*, Identifier&);
-
- State state() const { return m_state; }
-
- bool isSet() const { return m_state != NoInformation; }
- bool operator!() const { return !isSet(); }
- bool isSimple() const { return m_state == Simple; }
- bool takesSlowPath() const { return m_state == TakesSlowPath; }
-
- Structure* structure() const { return m_structure; }
- PropertyOffset offset() const { return m_offset; }
- JSValue specificValue() const { return m_specificValue; }
-
-private:
- State m_state;
- Structure* m_structure;
- PropertyOffset m_offset;
- JSValue m_specificValue;
-}; // class ResolveGlobalStatus
-
-} // namespace JSC
-
-#endif // ResolveGlobalStatus_h
-