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 package org.graalvm.compiler.core.test.ea;
24
25 import java.util.List;
26
27 import jdk.vm.ci.meta.JavaConstant;
28 import jdk.vm.ci.meta.ResolvedJavaMethod;
29
30 import org.junit.Assert;
31
32 import org.graalvm.compiler.core.test.GraalCompilerTest;
33 import org.graalvm.compiler.debug.Debug;
34 import org.graalvm.compiler.debug.Debug.Scope;
35 import org.graalvm.compiler.nodes.ReturnNode;
36 import org.graalvm.compiler.nodes.StructuredGraph;
37 import org.graalvm.compiler.nodes.StructuredGraph.AllowAssumptions;
38 import org.graalvm.compiler.nodes.java.NewArrayNode;
39 import org.graalvm.compiler.nodes.java.NewInstanceNode;
40 import org.graalvm.compiler.nodes.virtual.CommitAllocationNode;
41 import org.graalvm.compiler.phases.common.CanonicalizerPhase;
42 import org.graalvm.compiler.phases.common.DeadCodeEliminationPhase;
43 import org.graalvm.compiler.phases.common.inlining.InliningPhase;
44 import org.graalvm.compiler.phases.tiers.HighTierContext;
45 import org.graalvm.compiler.virtual.phases.ea.PartialEscapePhase;
46
47 //JaCoCo Exclude
48
49 /**
50 * This base class for all Escape Analysis tests does not contain tests itself, therefore it is not
51 * automatically excluded from JaCoCo. Since it includes code that is used in the test snippets, it
52 * needs to be excluded manually.
53 */
54 public class EATestBase extends GraalCompilerTest {
55
56 public static class TestClassInt {
57 public int x;
58 public int y;
59 public int z;
60
61 public TestClassInt() {
62 this(0, 0);
63 }
64
65 public TestClassInt(int x) {
137 * given constant return value
138 * @param iterativeEscapeAnalysis true if escape analysis should be run for more than one
139 * iteration
140 */
141 protected void testEscapeAnalysis(String snippet, JavaConstant expectedConstantResult, boolean iterativeEscapeAnalysis) {
142 prepareGraph(snippet, iterativeEscapeAnalysis);
143 if (expectedConstantResult != null) {
144 for (ReturnNode returnNode : returnNodes) {
145 Assert.assertTrue(returnNode.result().toString(), returnNode.result().isConstant());
146 Assert.assertEquals(expectedConstantResult, returnNode.result().asConstant());
147 }
148 }
149 int newInstanceCount = graph.getNodes().filter(NewInstanceNode.class).count() + graph.getNodes().filter(NewArrayNode.class).count() +
150 graph.getNodes().filter(CommitAllocationNode.class).count();
151 Assert.assertEquals(0, newInstanceCount);
152 }
153
154 @SuppressWarnings("try")
155 protected void prepareGraph(String snippet, boolean iterativeEscapeAnalysis) {
156 ResolvedJavaMethod method = getResolvedJavaMethod(snippet);
157 try (Scope s = Debug.scope(getClass(), method, getCodeCache())) {
158 graph = parseEager(method, AllowAssumptions.YES);
159 context = getDefaultHighTierContext();
160 new InliningPhase(new CanonicalizerPhase()).apply(graph, context);
161 new DeadCodeEliminationPhase().apply(graph);
162 new CanonicalizerPhase().apply(graph, context);
163 new PartialEscapePhase(iterativeEscapeAnalysis, false, new CanonicalizerPhase(), null, graph.getOptions()).apply(graph, context);
164 returnNodes = graph.getNodes(ReturnNode.TYPE).snapshot();
165 } catch (Throwable e) {
166 throw Debug.handle(e);
167 }
168 }
169 }
|
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 package org.graalvm.compiler.core.test.ea;
24
25 import java.util.List;
26
27 import org.graalvm.compiler.core.test.GraalCompilerTest;
28 import org.graalvm.compiler.debug.DebugContext;
29 import org.graalvm.compiler.nodes.ReturnNode;
30 import org.graalvm.compiler.nodes.StructuredGraph;
31 import org.graalvm.compiler.nodes.StructuredGraph.AllowAssumptions;
32 import org.graalvm.compiler.nodes.java.NewArrayNode;
33 import org.graalvm.compiler.nodes.java.NewInstanceNode;
34 import org.graalvm.compiler.nodes.virtual.CommitAllocationNode;
35 import org.graalvm.compiler.phases.common.CanonicalizerPhase;
36 import org.graalvm.compiler.phases.common.DeadCodeEliminationPhase;
37 import org.graalvm.compiler.phases.common.inlining.InliningPhase;
38 import org.graalvm.compiler.phases.tiers.HighTierContext;
39 import org.graalvm.compiler.virtual.phases.ea.PartialEscapePhase;
40 import org.junit.Assert;
41
42 import jdk.vm.ci.meta.JavaConstant;
43 import jdk.vm.ci.meta.ResolvedJavaMethod;
44
45 //JaCoCo Exclude
46
47 /**
48 * This base class for all Escape Analysis tests does not contain tests itself, therefore it is not
49 * automatically excluded from JaCoCo. Since it includes code that is used in the test snippets, it
50 * needs to be excluded manually.
51 */
52 public class EATestBase extends GraalCompilerTest {
53
54 public static class TestClassInt {
55 public int x;
56 public int y;
57 public int z;
58
59 public TestClassInt() {
60 this(0, 0);
61 }
62
63 public TestClassInt(int x) {
135 * given constant return value
136 * @param iterativeEscapeAnalysis true if escape analysis should be run for more than one
137 * iteration
138 */
139 protected void testEscapeAnalysis(String snippet, JavaConstant expectedConstantResult, boolean iterativeEscapeAnalysis) {
140 prepareGraph(snippet, iterativeEscapeAnalysis);
141 if (expectedConstantResult != null) {
142 for (ReturnNode returnNode : returnNodes) {
143 Assert.assertTrue(returnNode.result().toString(), returnNode.result().isConstant());
144 Assert.assertEquals(expectedConstantResult, returnNode.result().asConstant());
145 }
146 }
147 int newInstanceCount = graph.getNodes().filter(NewInstanceNode.class).count() + graph.getNodes().filter(NewArrayNode.class).count() +
148 graph.getNodes().filter(CommitAllocationNode.class).count();
149 Assert.assertEquals(0, newInstanceCount);
150 }
151
152 @SuppressWarnings("try")
153 protected void prepareGraph(String snippet, boolean iterativeEscapeAnalysis) {
154 ResolvedJavaMethod method = getResolvedJavaMethod(snippet);
155 DebugContext debug = getDebugContext();
156 try (DebugContext.Scope s = debug.scope(getClass(), method, getCodeCache())) {
157 graph = parseEager(method, AllowAssumptions.YES, debug);
158 context = getDefaultHighTierContext();
159 new InliningPhase(new CanonicalizerPhase()).apply(graph, context);
160 new DeadCodeEliminationPhase().apply(graph);
161 new CanonicalizerPhase().apply(graph, context);
162 new PartialEscapePhase(iterativeEscapeAnalysis, false, new CanonicalizerPhase(), null, graph.getOptions()).apply(graph, context);
163 returnNodes = graph.getNodes(ReturnNode.TYPE).snapshot();
164 } catch (Throwable e) {
165 throw debug.handle(e);
166 }
167 }
168 }
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