From cad810f21b803229eb11403f9209855525a25d57 Mon Sep 17 00:00:00 2001 From: Steve Block Date: Fri, 6 May 2011 11:45:16 +0100 Subject: Merge WebKit at r75315: Initial merge by git. Change-Id: I570314b346ce101c935ed22a626b48c2af266b84 --- .../JavaScriptCore/interpreter/CallFrameClosure.h | 60 ++++++++++++++++++++++ 1 file changed, 60 insertions(+) create mode 100644 Source/JavaScriptCore/interpreter/CallFrameClosure.h (limited to 'Source/JavaScriptCore/interpreter/CallFrameClosure.h') diff --git a/Source/JavaScriptCore/interpreter/CallFrameClosure.h b/Source/JavaScriptCore/interpreter/CallFrameClosure.h new file mode 100644 index 0000000..b4b7efd --- /dev/null +++ b/Source/JavaScriptCore/interpreter/CallFrameClosure.h @@ -0,0 +1,60 @@ +/* + * Copyright (C) 2009 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 CallFrameClosure_h +#define CallFrameClosure_h + +namespace JSC { + +struct CallFrameClosure { + CallFrame* oldCallFrame; + CallFrame* newCallFrame; + JSFunction* function; + FunctionExecutable* functionExecutable; + JSGlobalData* globalData; + Register* oldEnd; + ScopeChainNode* scopeChain; + int expectedParams; + int providedParams; + + void setArgument(int arg, JSValue value) + { + if (arg < expectedParams) + newCallFrame[arg - RegisterFile::CallFrameHeaderSize - expectedParams] = value; + else + newCallFrame[arg - RegisterFile::CallFrameHeaderSize - expectedParams - providedParams] = value; + } + + void resetCallFrame() + { + newCallFrame->setScopeChain(scopeChain); + for (int i = providedParams; i < expectedParams; ++i) + newCallFrame[i - RegisterFile::CallFrameHeaderSize - expectedParams] = jsUndefined(); + } +}; + +} + +#endif -- cgit v1.1