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 "compiler/abstractCompiler.hpp"
26 #include "compiler/compileBroker.hpp"
27 #include "runtime/mutexLocker.hpp"
28
29 bool AbstractCompiler::should_perform_init() {
30 if (_compiler_state != initialized) {
31 MonitorLocker only_one(CompileThread_lock);
32
33 if (_compiler_state == uninitialized) {
34 _compiler_state = initializing;
35 return true;
36 } else {
37 while (_compiler_state == initializing) {
38 only_one.wait();
39 }
40 }
41 }
42 return false;
43 }
44
45 bool AbstractCompiler::should_perform_shutdown() {
46 // Since this method can be called by multiple threads, the lock ensures atomicity of
47 // decrementing '_num_compiler_threads' and the following operations.
|
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 "compiler/abstractCompiler.hpp"
26 #include "compiler/compileBroker.hpp"
27 #include "runtime/mutexLocker.inline.hpp"
28
29 bool AbstractCompiler::should_perform_init() {
30 if (_compiler_state != initialized) {
31 MonitorLocker only_one(CompileThread_lock);
32
33 if (_compiler_state == uninitialized) {
34 _compiler_state = initializing;
35 return true;
36 } else {
37 while (_compiler_state == initializing) {
38 only_one.wait();
39 }
40 }
41 }
42 return false;
43 }
44
45 bool AbstractCompiler::should_perform_shutdown() {
46 // Since this method can be called by multiple threads, the lock ensures atomicity of
47 // decrementing '_num_compiler_threads' and the following operations.
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