Add simple VM test for precompiled code.

runtime/vm/pages.cc

 // Copyright (c) 2012, 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/pages.h"
 
 #include "platform/assert.h"
 #include "vm/compiler_stats.h"
 #include "vm/gc_marker.h"
 #include "vm/gc_sweeper.h"
@@ skipping 1027 matching lines @@
   ASSERT(Utils::IsAligned(pointer, OS::PreferredCodeAlignment()));
 
   VirtualMemory* memory = VirtualMemory::ForInstructionsSnapshot(pointer, size);
   ASSERT(memory != NULL);
   HeapPage* page = reinterpret_cast<HeapPage*>(malloc(sizeof(HeapPage)));
   page->memory_ = memory;
   page->next_ = NULL;
   page->object_end_ = memory->end();
   page->executable_ = true;
 
-#if defined(DEBUG)
-  OS::Print("Precompiled instructions page at [0x%" Px ", 0x%" Px ")\n",
-            page->object_start(), page->object_end());
-#endif
-
   MutexLocker ml(pages_lock_);
   if (exec_pages_ == NULL) {
     exec_pages_ = page;
   } else {
     exec_pages_tail_->set_next(page);
   }
   exec_pages_tail_ = page;
 }
 
 
@@ skipping 122 matching lines @@
     return 0;
   } else {
     ASSERT(total_time >= gc_time);
     int result = static_cast<int>((static_cast<double>(gc_time) /
                                    static_cast<double>(total_time)) * 100);
     return result;
   }
 }
 
 }  // namespace dart