Version 1.1.0-dev.5.7

runtime/vm/disassembler.cc

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/disassembler.h"
 
 #include "vm/assembler.h"
 #include "vm/globals.h"
 #include "vm/os.h"
 #include "vm/json_stream.h"
@@ skipping 55 matching lines @@
     if (p[i] == '\n' || p[i] == '\r') {
       p[i] = ' ';
     }
   }
   JSONObject jsobj(&jsarr_);
   jsobj.AddProperty("type", "DisassembledInstructionComment");
   jsobj.AddProperty("comment", p);
   free(p);
 }
 
+
+class FindAddrVisitor : public FindObjectVisitor {
+   public:
+    explicit FindAddrVisitor(uword addr)
+        : FindObjectVisitor(Isolate::Current()), addr_(addr) { }
+    virtual ~FindAddrVisitor() { }
+
+    virtual uword filter_addr() const { return addr_; }
+
+    // Check if object matches find condition.
+    virtual bool FindObject(RawObject* obj) const {
+      return obj == reinterpret_cast<RawObject*>(addr_);
+    }
+
+   private:
+    const uword addr_;
+
+    DISALLOW_COPY_AND_ASSIGN(FindAddrVisitor);
+};
+
+
+bool Disassembler::CanFindOldObject(uword addr) {
+  FindAddrVisitor visitor(addr);
+  return Isolate::Current()->heap()->FindOldObject(&visitor) != Object::null();
+}
+
 }  // namespace dart