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src/hotspot/share/gc/z/z_globals.hpp

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   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   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 #ifndef SHARE_GC_Z_ZFLAGS_HPP
  25 #define SHARE_GC_Z_ZFLAGS_HPP
  26 
  27 #define GC_Z_FLAGS(develop,                                                 \
  28                    develop_pd,                                              \
  29                    product,                                                 \
  30                    product_pd,                                              \
  31                    diagnostic,                                              \
  32                    diagnostic_pd,                                           \
  33                    experimental,                                            \
  34                    notproduct,                                              \
  35                    manageable,                                              \
  36                    product_rw,                                              \
  37                    lp64_product,                                            \
  38                    range,                                                   \
  39                    constraint,                                              \
  40                    writeable)                                               \
  41                                                                             \
  42   product(ccstr, ZPath, NULL,                                               \
  43           "Filesystem path for Java heap backing storage "                  \
  44           "(must be a tmpfs or a hugetlbfs filesystem)")                    \
  45                                                                             \


  77           "Verify forwarding tables")                                       \
  78                                                                             \
  79   diagnostic(bool, ZSymbolTableUnloading, false,                            \
  80           "Unload unused VM symbols")                                       \
  81                                                                             \
  82   diagnostic(bool, ZWeakRoots, true,                                        \
  83           "Treat JNI WeakGlobalRefs and StringTable as weak roots")         \
  84                                                                             \
  85   diagnostic(bool, ZConcurrentVMWeakHandles, true,                          \
  86           "Clean VM WeakHandles concurrently")                              \
  87                                                                             \
  88   diagnostic(bool, ZConcurrentJNIWeakGlobalHandles, true,                   \
  89           "Clean JNI WeakGlobalRefs concurrently")                          \
  90                                                                             \
  91   diagnostic(bool, ZOptimizeLoadBarriers, true,                             \
  92           "Apply load barrier optimizations")                               \
  93                                                                             \
  94   develop(bool, ZVerifyLoadBarriers, false,                                 \
  95           "Verify that reference loads are followed by barriers")
  96 
  97 #endif // SHARE_GC_Z_ZFLAGS_HPP


   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   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 #ifndef SHARE_GC_Z_Z_GLOBALS_HPP
  25 #define SHARE_GC_Z_Z_GLOBALS_HPP
  26 
  27 #define GC_Z_FLAGS(develop,                                                 \
  28                    develop_pd,                                              \
  29                    product,                                                 \
  30                    product_pd,                                              \
  31                    diagnostic,                                              \
  32                    diagnostic_pd,                                           \
  33                    experimental,                                            \
  34                    notproduct,                                              \
  35                    manageable,                                              \
  36                    product_rw,                                              \
  37                    lp64_product,                                            \
  38                    range,                                                   \
  39                    constraint,                                              \
  40                    writeable)                                               \
  41                                                                             \
  42   product(ccstr, ZPath, NULL,                                               \
  43           "Filesystem path for Java heap backing storage "                  \
  44           "(must be a tmpfs or a hugetlbfs filesystem)")                    \
  45                                                                             \


  77           "Verify forwarding tables")                                       \
  78                                                                             \
  79   diagnostic(bool, ZSymbolTableUnloading, false,                            \
  80           "Unload unused VM symbols")                                       \
  81                                                                             \
  82   diagnostic(bool, ZWeakRoots, true,                                        \
  83           "Treat JNI WeakGlobalRefs and StringTable as weak roots")         \
  84                                                                             \
  85   diagnostic(bool, ZConcurrentVMWeakHandles, true,                          \
  86           "Clean VM WeakHandles concurrently")                              \
  87                                                                             \
  88   diagnostic(bool, ZConcurrentJNIWeakGlobalHandles, true,                   \
  89           "Clean JNI WeakGlobalRefs concurrently")                          \
  90                                                                             \
  91   diagnostic(bool, ZOptimizeLoadBarriers, true,                             \
  92           "Apply load barrier optimizations")                               \
  93                                                                             \
  94   develop(bool, ZVerifyLoadBarriers, false,                                 \
  95           "Verify that reference loads are followed by barriers")
  96 
  97 #endif // SHARE_GC_Z_Z_GLOBALS_HPP
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