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 package jdk.vm.ci.hotspot;
24
25 import java.lang.reflect.Module;
26
27 import jdk.vm.ci.code.CompilationRequest;
28 import jdk.vm.ci.code.CompilationRequestResult;
29 import jdk.vm.ci.common.JVMCIError;
30 import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime.Option;
31 import jdk.vm.ci.runtime.JVMCICompiler;
32 import jdk.vm.ci.runtime.JVMCIRuntime;
33 import jdk.vm.ci.runtime.services.JVMCICompilerFactory;
34 import jdk.vm.ci.services.Services;
35
36 final class HotSpotJVMCICompilerConfig {
37
38 private static class DummyCompilerFactory extends JVMCICompilerFactory implements JVMCICompiler {
39
40 public CompilationRequestResult compileMethod(CompilationRequest request) {
41 throw new JVMCIError("no JVMCI compiler selected");
42 }
43
44 @Override
45 public String getCompilerName() {
46 return "<none>";
47 }
48
49 @Override
50 public JVMCICompiler createCompiler(JVMCIRuntime runtime) {
51 return this;
52 }
53 }
54
55 /**
56 * Factory of the selected system compiler.
57 */
58 private static JVMCICompilerFactory compilerFactory;
59
60 /**
61 * Gets the selected system compiler factory.
62 *
63 * @return the selected system compiler factory
64 */
65 static JVMCICompilerFactory getCompilerFactory() {
66 if (compilerFactory == null) {
67 JVMCICompilerFactory factory = null;
68 String compilerName = Option.Compiler.getString();
69 if (compilerName != null) {
70 for (JVMCICompilerFactory f : Services.load(JVMCICompilerFactory.class)) {
71 if (f.getCompilerName().equals(compilerName)) {
72 Module jvmciModule = JVMCICompilerFactory.class.getModule();
73 Services.exportJVMCITo(f.getClass());
74 f.onSelection();
75 factory = f;
76 }
77 }
78 if (factory == null) {
79 throw new JVMCIError("JVMCI compiler '%s' not found", compilerName);
80 }
81 } else {
82 factory = new DummyCompilerFactory();
83 }
84 compilerFactory = factory;
85 }
86 return compilerFactory;
87 }
88 }
|
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 package jdk.vm.ci.hotspot;
24
25 import java.lang.reflect.Module;
26
27 import jdk.vm.ci.code.CompilationRequest;
28 import jdk.vm.ci.code.CompilationRequestResult;
29 import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime.Option;
30 import jdk.vm.ci.runtime.JVMCICompiler;
31 import jdk.vm.ci.runtime.JVMCIRuntime;
32 import jdk.vm.ci.runtime.services.JVMCICompilerFactory;
33 import jdk.vm.ci.services.Services;
34
35 final class HotSpotJVMCICompilerConfig {
36
37 private static class DummyCompilerFactory extends JVMCICompilerFactory implements JVMCICompiler {
38
39 public CompilationRequestResult compileMethod(CompilationRequest request) {
40 throw new InternalError("no JVMCI compiler selected");
41 }
42
43 @Override
44 public String getCompilerName() {
45 return "<none>";
46 }
47
48 @Override
49 public JVMCICompiler createCompiler(JVMCIRuntime runtime) {
50 return this;
51 }
52 }
53
54 /**
55 * Factory of the selected system compiler.
56 */
57 private static JVMCICompilerFactory compilerFactory;
58
59 /**
60 * Gets the selected system compiler factory.
61 *
62 * @return the selected system compiler factory
63 */
64 static JVMCICompilerFactory getCompilerFactory() {
65 if (compilerFactory == null) {
66 JVMCICompilerFactory factory = null;
67 String compilerName = Option.Compiler.getString();
68 if (compilerName != null) {
69 for (JVMCICompilerFactory f : Services.load(JVMCICompilerFactory.class)) {
70 if (f.getCompilerName().equals(compilerName)) {
71 Module jvmciModule = JVMCICompilerFactory.class.getModule();
72 Services.exportJVMCITo(f.getClass());
73 f.onSelection();
74 factory = f;
75 }
76 }
77 if (factory == null) {
78 throw new InternalError(String.format("JVMCI compiler '%s' not found", compilerName));
79 }
80 } else {
81 factory = new DummyCompilerFactory();
82 }
83 compilerFactory = factory;
84 }
85 return compilerFactory;
86 }
87 }
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