Change PC for OSR entries to point to something more sensible (i.e. the first UnknownOsrValue), rem…

test/mjsunit/compiler/osr-nested.js

 // Copyright 2013 the V8 project authors. All rights reserved.
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 // modification, are permitted provided that the following conditions are
 // met:
 //
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 //       notice, this list of conditions and the following disclaimer.
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-// Flags: --allow-natives-syntax
+// Flags: --use-osr
 
-function foo(word, nBits) {
-  return (word[1] >>> nBits) | (word[0] << (32 - nBits));
+function f() {
+  var sum = 0;
+  for (var i = 0; i < 10; i++) {
+    for (var j = 0; j < 100000; j++) {
+      var x = i + 2;
+      var y = x + 5;
+      var z = y + 3;
+      sum += z;
+    }
+  }
+  return sum;
 }
 
-word = [0x1001, 0];
 
-var expected = foo(word, 1);
-foo(word, 1);
-%OptimizeFunctionOnNextCall(foo);
-var optimized = foo(word, 1);
-assertEquals(expected, optimized)
+assertEquals(14500000, f());
+assertEquals(14500000, f());
+assertEquals(14500000, f());