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
25 #include "precompiled.hpp"
26 #include "gc/g1/g1AllocRegion.inline.hpp"
27 #include "gc/g1/g1EvacStats.inline.hpp"
28 #include "gc/g1/g1CollectedHeap.inline.hpp"
29 #include "memory/resourceArea.hpp"
30 #include "runtime/orderAccess.inline.hpp"
31
32 G1CollectedHeap* G1AllocRegion::_g1h = NULL;
33 HeapRegion* G1AllocRegion::_dummy_region = NULL;
34
35 void G1AllocRegion::setup(G1CollectedHeap* g1h, HeapRegion* dummy_region) {
36 assert(_dummy_region == NULL, "should be set once");
37 assert(dummy_region != NULL, "pre-condition");
38 assert(dummy_region->free() == 0, "pre-condition");
39
40 // Make sure that any allocation attempt on this region will fail
41 // and will not trigger any asserts.
42 assert(allocate(dummy_region, 1, false) == NULL, "should fail");
43 assert(par_allocate(dummy_region, 1, false) == NULL, "should fail");
44 assert(allocate(dummy_region, 1, true) == NULL, "should fail");
45 assert(par_allocate(dummy_region, 1, true) == NULL, "should fail");
46
47 _g1h = g1h;
48 _dummy_region = dummy_region;
49 }
50
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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
25 #include "precompiled.hpp"
26 #include "gc/g1/g1AllocRegion.inline.hpp"
27 #include "gc/g1/g1EvacStats.inline.hpp"
28 #include "gc/g1/g1CollectedHeap.inline.hpp"
29 #include "memory/resourceArea.hpp"
30 #include "runtime/orderAccess.inline.hpp"
31 #include "utilities/align.hpp"
32
33 G1CollectedHeap* G1AllocRegion::_g1h = NULL;
34 HeapRegion* G1AllocRegion::_dummy_region = NULL;
35
36 void G1AllocRegion::setup(G1CollectedHeap* g1h, HeapRegion* dummy_region) {
37 assert(_dummy_region == NULL, "should be set once");
38 assert(dummy_region != NULL, "pre-condition");
39 assert(dummy_region->free() == 0, "pre-condition");
40
41 // Make sure that any allocation attempt on this region will fail
42 // and will not trigger any asserts.
43 assert(allocate(dummy_region, 1, false) == NULL, "should fail");
44 assert(par_allocate(dummy_region, 1, false) == NULL, "should fail");
45 assert(allocate(dummy_region, 1, true) == NULL, "should fail");
46 assert(par_allocate(dummy_region, 1, true) == NULL, "should fail");
47
48 _g1h = g1h;
49 _dummy_region = dummy_region;
50 }
51
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