Imported QtWebKit TP3 (git b57bc6801f1876c3220d5a4bfea33d620d477443)

Change-Id: I3b1d8a2808782c9f34d50240000e20cb38d3680f
Reviewed-by: Konstantin Tokarev <annulen@yandex.ru>

1 files changed, 53 insertions, 0 deletions

diff --git a/Source/JavaScriptCore/interpreter/ProtoCallFrame.cpp b/Source/JavaScriptCore/interpreter/ProtoCallFrame.cpp
new file mode 100644
index 000000000..eb80b2c23
--- /dev/null
+++ b/Source/JavaScriptCore/interpreter/ProtoCallFrame.cpp
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2013 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 "ProtoCallFrame.h"
+
+#include "CodeBlock.h"
+#include "JSCInlines.h"
+#include "StackAlignment.h"
+
+namespace JSC {
+
+void ProtoCallFrame::init(CodeBlock* codeBlock, JSObject* callee, JSValue thisValue, int argCountIncludingThis, JSValue* otherArgs)
+{
+    this->args = otherArgs;
+    this->setCodeBlock(codeBlock);
+    this->setCallee(callee);
+    this->setArgumentCountIncludingThis(argCountIncludingThis);
+    if (codeBlock && argCountIncludingThis < codeBlock->numParameters())
+        this->arityMissMatch = true;
+    else
+        this->arityMissMatch = false;
+
+    // Round up argCountIncludingThis to keep the stack frame size aligned.
+    size_t paddedArgsCount = roundArgumentCountToAlignFrame(argCountIncludingThis);
+    this->setPaddedArgCount(paddedArgsCount);
+    this->clearCurrentVPC();
+    this->setThisValue(thisValue);
+}
+
+} // namespace JSC