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
25 #include "precompiled.hpp"
26 #include "memory/resourceArea.hpp"
27 #include "utilities/growableArray.hpp"
28 #ifdef TARGET_OS_FAMILY_linux
29 # include "thread_linux.inline.hpp"
30 #endif
31 #ifdef TARGET_OS_FAMILY_solaris
32 # include "thread_solaris.inline.hpp"
33 #endif
34 #ifdef TARGET_OS_FAMILY_windows
35 # include "thread_windows.inline.hpp"
36 #endif
37 #ifdef TARGET_OS_FAMILY_bsd
38 # include "thread_bsd.inline.hpp"
39 #endif
40 #ifdef ASSERT
41 void GenericGrowableArray::set_nesting() {
42 if (on_stack()) {
43 _nesting = Thread::current()->resource_area()->nesting();
44 }
45 }
46
47 void GenericGrowableArray::check_nesting() {
48 // Check for insidious allocation bug: if a GrowableArray overflows, the
49 // grown array must be allocated under the same ResourceMark as the original.
50 // Otherwise, the _data array will be deallocated too early.
51 if (on_stack() &&
52 _nesting != Thread::current()->resource_area()->nesting()) {
53 fatal("allocation bug: GrowableArray could grow within nested ResourceMark");
54 }
55 }
56 #endif
57
58 void* GenericGrowableArray::raw_allocate(int elementSize) {
59 assert(_max >= 0, "integer overflow");
|
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
25 #include "precompiled.hpp"
26 #include "memory/resourceArea.hpp"
27 #include "runtime/thread.inline.hpp"
28 #include "utilities/growableArray.hpp"
29
30 #ifdef ASSERT
31 void GenericGrowableArray::set_nesting() {
32 if (on_stack()) {
33 _nesting = Thread::current()->resource_area()->nesting();
34 }
35 }
36
37 void GenericGrowableArray::check_nesting() {
38 // Check for insidious allocation bug: if a GrowableArray overflows, the
39 // grown array must be allocated under the same ResourceMark as the original.
40 // Otherwise, the _data array will be deallocated too early.
41 if (on_stack() &&
42 _nesting != Thread::current()->resource_area()->nesting()) {
43 fatal("allocation bug: GrowableArray could grow within nested ResourceMark");
44 }
45 }
46 #endif
47
48 void* GenericGrowableArray::raw_allocate(int elementSize) {
49 assert(_max >= 0, "integer overflow");
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