Tick processor: Print C++ entry points

tools/logreader.js

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * 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
@@ skipping 90 matching lines @@
   for (var i = 0, n = stack.length; i < n; ++i) {
     var frame = stack[i];
     var firstChar = frame.charAt(0);
     if (firstChar == '+' || firstChar == '-') {
       // An offset from the previous frame.
       prevFrame += parseInt(frame, 16);
       fullStack.push(prevFrame);
     // Filter out possible 'overflow' string.
     } else if (firstChar != 'o') {
       fullStack.push(parseInt(frame, 16));
+    } else {
+      print("dropping: " + frame);
     }
   }
   return fullStack;
 };
 
 
 /**
  * Returns whether a particular dispatch must be skipped.
  *
  * @param {!Object} dispatch Dispatch record.
@@ skipping 54 matching lines @@
       continue;
     }
     try {
       var fields = this.csvParser_.parseLine(line);
       this.dispatchLogRow_(fields);
     } catch (e) {
       this.printError('line ' + (this.lineNum_ + 1) + ': ' + (e.message || e));
     }
   }
 };