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.nodes.java;
24
25 import java.lang.reflect.Modifier;
26
27 import org.graalvm.compiler.core.common.type.StampFactory;
28 import org.graalvm.compiler.graph.Node;
29 import org.graalvm.compiler.graph.NodeClass;
30 import org.graalvm.compiler.graph.spi.Canonicalizable;
31 import org.graalvm.compiler.graph.spi.CanonicalizerTool;
32 import org.graalvm.compiler.nodeinfo.NodeInfo;
33 import org.graalvm.compiler.nodes.FrameState;
34 import org.graalvm.compiler.nodes.ValueNode;
35
36 import jdk.vm.ci.meta.MetaAccessProvider;
37 import jdk.vm.ci.meta.ResolvedJavaType;
38
39 @NodeInfo
40 public class DynamicNewInstanceNode extends AbstractNewObjectNode implements Canonicalizable {
41 public static final NodeClass<DynamicNewInstanceNode> TYPE = NodeClass.create(DynamicNewInstanceNode.class);
42
43 @Input ValueNode clazz;
44
45 /**
46 * Class pointer to class.class needs to be exposed earlier than this node is lowered so that it
47 * can be replaced by the AOT machinery. If it's not needed for lowering this input can be
48 * ignored.
49 */
50 @OptionalInput ValueNode classClass;
51
52 public DynamicNewInstanceNode(ValueNode clazz, boolean fillContents) {
53 this(TYPE, clazz, fillContents, null);
54 }
55
56 protected DynamicNewInstanceNode(NodeClass<? extends DynamicNewInstanceNode> c, ValueNode clazz, boolean fillContents, FrameState stateBefore) {
57 super(c, StampFactory.objectNonNull(), fillContents, stateBefore);
58 this.clazz = clazz;
59 }
60
61 public ValueNode getInstanceType() {
62 return clazz;
63 }
64
65 @Override
66 public Node canonical(CanonicalizerTool tool) {
67 if (clazz.isConstant()) {
68 ResolvedJavaType type = tool.getConstantReflection().asJavaType(clazz.asConstant());
69 if (type != null && type.isInitialized() && !throwsInstantiationException(type, tool.getMetaAccess())) {
70 return createNewInstanceNode(type);
71 }
72 }
73 return this;
74 }
75
76 /** Hook for subclasses to instantiate a subclass of {@link NewInstanceNode}. */
77 protected NewInstanceNode createNewInstanceNode(ResolvedJavaType type) {
78 return new NewInstanceNode(type, fillContents(), stateBefore());
|
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.nodes.java;
24
25 import java.lang.reflect.Modifier;
26
27 import org.graalvm.compiler.core.common.type.ObjectStamp;
28 import org.graalvm.compiler.core.common.type.StampFactory;
29 import org.graalvm.compiler.graph.Node;
30 import org.graalvm.compiler.graph.NodeClass;
31 import org.graalvm.compiler.graph.spi.Canonicalizable;
32 import org.graalvm.compiler.graph.spi.CanonicalizerTool;
33 import org.graalvm.compiler.nodeinfo.NodeInfo;
34 import org.graalvm.compiler.nodes.FrameState;
35 import org.graalvm.compiler.nodes.ValueNode;
36
37 import jdk.vm.ci.meta.MetaAccessProvider;
38 import jdk.vm.ci.meta.ResolvedJavaType;
39
40 @NodeInfo
41 public class DynamicNewInstanceNode extends AbstractNewObjectNode implements Canonicalizable {
42 public static final NodeClass<DynamicNewInstanceNode> TYPE = NodeClass.create(DynamicNewInstanceNode.class);
43
44 @Input ValueNode clazz;
45
46 /**
47 * Class pointer to class.class needs to be exposed earlier than this node is lowered so that it
48 * can be replaced by the AOT machinery. If it's not needed for lowering this input can be
49 * ignored.
50 */
51 @OptionalInput ValueNode classClass;
52
53 public DynamicNewInstanceNode(ValueNode clazz, boolean fillContents) {
54 this(TYPE, clazz, fillContents, null);
55 }
56
57 protected DynamicNewInstanceNode(NodeClass<? extends DynamicNewInstanceNode> c, ValueNode clazz, boolean fillContents, FrameState stateBefore) {
58 super(c, StampFactory.objectNonNull(), fillContents, stateBefore);
59 this.clazz = clazz;
60 assert ((ObjectStamp) clazz.stamp()).nonNull();
61 }
62
63 public ValueNode getInstanceType() {
64 return clazz;
65 }
66
67 @Override
68 public Node canonical(CanonicalizerTool tool) {
69 if (clazz.isConstant()) {
70 ResolvedJavaType type = tool.getConstantReflection().asJavaType(clazz.asConstant());
71 if (type != null && type.isInitialized() && !throwsInstantiationException(type, tool.getMetaAccess())) {
72 return createNewInstanceNode(type);
73 }
74 }
75 return this;
76 }
77
78 /** Hook for subclasses to instantiate a subclass of {@link NewInstanceNode}. */
79 protected NewInstanceNode createNewInstanceNode(ResolvedJavaType type) {
80 return new NewInstanceNode(type, fillContents(), stateBefore());
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