webkitgtk-2.4.11webkitgtk-2.4.11

1 files changed, 6 insertions, 33 deletions

diff --git a/Source/JavaScriptCore/dfg/DFGClobberize.cpp b/Source/JavaScriptCore/dfg/DFGClobberize.cpp
index a693ba41b..be6185629 100644
--- a/Source/JavaScriptCore/dfg/DFGClobberize.cpp
+++ b/Source/JavaScriptCore/dfg/DFGClobberize.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2013-2015 Apple Inc. All rights reserved.
+ * 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
@@ -28,53 +28,26 @@
 
 #if ENABLE(DFG_JIT)
 
-#include "JSCInlines.h"
+#include "Operations.h"
 
 namespace JSC { namespace DFG {
 
 bool doesWrites(Graph& graph, Node* node)
 {
-    NoOpClobberize noOp;
+    NoOpClobberize addRead;
     CheckClobberize addWrite;
-    clobberize(graph, node, noOp, addWrite, noOp);
+    clobberize(graph, node, addRead, addWrite);
     return addWrite.result();
 }
 
-bool accessesOverlap(Graph& graph, Node* node, AbstractHeap heap)
-{
-    NoOpClobberize noOp;
-    AbstractHeapOverlaps addAccess(heap);
-    clobberize(graph, node, addAccess, addAccess, noOp);
-    return addAccess.result();
-}
-
 bool writesOverlap(Graph& graph, Node* node, AbstractHeap heap)
 {
-    NoOpClobberize noOp;
+    NoOpClobberize addRead;
     AbstractHeapOverlaps addWrite(heap);
-    clobberize(graph, node, noOp, addWrite, noOp);
+    clobberize(graph, node, addRead, addWrite);
     return addWrite.result();
 }
 
-bool clobbersHeap(Graph& graph, Node* node)
-{
-    bool result = false;
-    clobberize(
-        graph, node, NoOpClobberize(),
-        [&] (AbstractHeap heap) {
-            switch (heap.kind()) {
-            case World:
-            case Heap:
-                result = true;
-                break;
-            default:
-                break;
-            }
-        },
-        NoOpClobberize());
-    return result;
-}
-
 } } // namespace JSC::DFG
 
 #endif // ENABLE(DFG_JIT)