webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 25 insertions, 21 deletions

diff --git a/Source/JavaScriptCore/debugger/DebuggerCallFrame.h b/Source/JavaScriptCore/debugger/DebuggerCallFrame.h
index 09c3fb9d8..462465854 100644
--- a/Source/JavaScriptCore/debugger/DebuggerCallFrame.h
+++ b/Source/JavaScriptCore/debugger/DebuggerCallFrame.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2008, 2013 Apple Inc. All rights reserved.
+ * Copyright (C) 2008, 2013, 2014 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -10,7 +10,7 @@
  * 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.
- * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
+ * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
  *     its contributors may be used to endorse or promote products derived
  *     from this software without specific prior written permission.
  *
@@ -26,30 +26,29 @@
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
  
-#ifndef DebuggerCallFrame_h
-#define DebuggerCallFrame_h
+#pragma once
 
 #include "CallFrame.h"
 #include "DebuggerPrimitives.h"
-#include <wtf/PassRefPtr.h>
+#include "ShadowChicken.h"
+#include "Strong.h"
+#include <wtf/NakedPtr.h>
 #include <wtf/RefCounted.h>
 #include <wtf/text/TextPosition.h>
 
 namespace JSC {
 
+class DebuggerScope;
+class Exception;
+
 class DebuggerCallFrame : public RefCounted<DebuggerCallFrame> {
 public:
     enum Type { ProgramType, FunctionType };
 
-    static PassRefPtr<DebuggerCallFrame> create(CallFrame* callFrame)
-    {
-        return adoptRef(new DebuggerCallFrame(callFrame));
-    }
-
-    JS_EXPORT_PRIVATE explicit DebuggerCallFrame(CallFrame*);
+    static Ref<DebuggerCallFrame> create(CallFrame*);
 
-    JS_EXPORT_PRIVATE PassRefPtr<DebuggerCallFrame> callerFrame();
-    ExecState* exec() const { return m_callFrame; }
+    JS_EXPORT_PRIVATE RefPtr<DebuggerCallFrame> callerFrame();
+    ExecState* globalExec();
     JS_EXPORT_PRIVATE SourceID sourceID() const;
 
     // line and column are in base 0 e.g. the first line is line 0.
@@ -58,29 +57,34 @@ public:
     JS_EXPORT_PRIVATE const TextPosition& position() const { return m_position; }
 
     JS_EXPORT_PRIVATE JSGlobalObject* vmEntryGlobalObject() const;
-    JS_EXPORT_PRIVATE JSScope* scope() const;
+    JS_EXPORT_PRIVATE DebuggerScope* scope();
     JS_EXPORT_PRIVATE String functionName() const;
     JS_EXPORT_PRIVATE Type type() const;
     JS_EXPORT_PRIVATE JSValue thisValue() const;
-    JS_EXPORT_PRIVATE JSValue evaluate(const String&, JSValue& exception) const;
+    JSValue evaluateWithScopeExtension(const String&, JSObject* scopeExtensionObject, NakedPtr<Exception>&);
 
-    bool isValid() const { return !!m_callFrame; }
+    bool isValid() const { return !!m_validMachineFrame || isTailDeleted(); }
     JS_EXPORT_PRIVATE void invalidate();
 
     // The following are only public for the Debugger's use only. They will be
     // made private soon. Other clients should not use these.
 
-    JS_EXPORT_PRIVATE static JSValue evaluateWithCallFrame(CallFrame*, const String& script, JSValue& exception);
+    JS_EXPORT_PRIVATE TextPosition currentPosition();
     JS_EXPORT_PRIVATE static TextPosition positionForCallFrame(CallFrame*);
     JS_EXPORT_PRIVATE static SourceID sourceIDForCallFrame(CallFrame*);
-    static JSValue thisValueForCallFrame(CallFrame*);
+
+    bool isTailDeleted() const { return m_shadowChickenFrame.isTailDeleted; }
 
 private:
-    CallFrame* m_callFrame;
+    DebuggerCallFrame(CallFrame*, const ShadowChicken::Frame&);
+
+    CallFrame* m_validMachineFrame;
     RefPtr<DebuggerCallFrame> m_caller;
     TextPosition m_position;
+    // The DebuggerPausedScope is responsible for calling invalidate() which,
+    // in turn, will clear this strong ref.
+    Strong<DebuggerScope> m_scope;
+    ShadowChicken::Frame m_shadowChickenFrame;
 };
 
 } // namespace JSC
-
-#endif // DebuggerCallFrame_h