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test/hotspot/gtest/memory/test_metachunk.cpp

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rev 50068 : [mq]: metaspace-split


   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 #include "precompiled.hpp"
  25 #include "memory/allocation.hpp"
  26 #include "memory/metachunk.hpp"
  27 #include "unittest.hpp"
  28 #include "utilities/align.hpp"
  29 #include "utilities/copy.hpp"
  30 #include "utilities/debug.hpp"


  31 
  32 class MetachunkTest {
  33  public:
  34   static MetaWord* initial_top(Metachunk* metachunk) {
  35     return metachunk->initial_top();
  36   }
  37   static MetaWord* top(Metachunk* metachunk) {
  38     return metachunk->top();
  39   }
  40 
  41 };
  42 
  43 TEST(Metachunk, basic) {
  44   const ChunkIndex chunk_type = MediumIndex;
  45   const bool is_class = false;
  46   const size_t word_size = get_size_for_nonhumongous_chunktype(chunk_type, is_class);
  47   // Allocate the chunk with correct alignment.
  48   void* memory = malloc(word_size * BytesPerWord * 2);
  49   ASSERT_TRUE(NULL != memory) << "Failed to malloc 2MB";
  50 




   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 #include "precompiled.hpp"
  25 #include "memory/allocation.hpp"
  26 #include "memory/metaspace/metachunk.hpp"
  27 #include "unittest.hpp"
  28 #include "utilities/align.hpp"
  29 #include "utilities/copy.hpp"
  30 #include "utilities/debug.hpp"
  31 
  32 using namespace metaspace::internals;
  33 
  34 class MetachunkTest {
  35  public:
  36   static MetaWord* initial_top(Metachunk* metachunk) {
  37     return metachunk->initial_top();
  38   }
  39   static MetaWord* top(Metachunk* metachunk) {
  40     return metachunk->top();
  41   }
  42 
  43 };
  44 
  45 TEST(Metachunk, basic) {
  46   const ChunkIndex chunk_type = MediumIndex;
  47   const bool is_class = false;
  48   const size_t word_size = get_size_for_nonhumongous_chunktype(chunk_type, is_class);
  49   // Allocate the chunk with correct alignment.
  50   void* memory = malloc(word_size * BytesPerWord * 2);
  51   ASSERT_TRUE(NULL != memory) << "Failed to malloc 2MB";
  52 


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