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 package org.graalvm.compiler.nodes.extended;
26
27 import static org.graalvm.compiler.core.common.GraalOptions.GeneratePIC;
28
29 import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_2;
30 import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_1;
31
32 import org.graalvm.compiler.core.common.type.ObjectStamp;
33 import org.graalvm.compiler.core.common.type.Stamp;
34 import org.graalvm.compiler.core.common.type.TypeReference;
35 import org.graalvm.compiler.graph.NodeClass;
36 import org.graalvm.compiler.graph.spi.Canonicalizable;
37 import org.graalvm.compiler.graph.spi.CanonicalizerTool;
38 import org.graalvm.compiler.nodeinfo.NodeInfo;
39 import org.graalvm.compiler.nodes.ConstantNode;
40 import org.graalvm.compiler.nodes.NodeView;
41 import org.graalvm.compiler.nodes.ValueNode;
42 import org.graalvm.compiler.nodes.calc.FloatingNode;
43 import org.graalvm.compiler.nodes.spi.Lowerable;
44 import org.graalvm.compiler.nodes.spi.LoweringTool;
45 import org.graalvm.compiler.nodes.spi.StampProvider;
46 import org.graalvm.compiler.nodes.spi.Virtualizable;
47 import org.graalvm.compiler.nodes.spi.VirtualizerTool;
48 import org.graalvm.compiler.nodes.type.StampTool;
104 }
105 return this;
106 }
107
108 public static ValueNode findSynonym(ValueNode curValue, Stamp stamp, MetaAccessProvider metaAccess, ConstantReflectionProvider constantReflection) {
109 if (!GeneratePIC.getValue(curValue.getOptions())) {
110 TypeReference type = StampTool.typeReferenceOrNull(curValue);
111 if (type != null && type.isExact()) {
112 return ConstantNode.forConstant(stamp, constantReflection.asObjectHub(type.getType()), metaAccess);
113 }
114 }
115 return null;
116 }
117
118 @Override
119 public void virtualize(VirtualizerTool tool) {
120 if (!GeneratePIC.getValue(tool.getOptions())) {
121 ValueNode alias = tool.getAlias(getValue());
122 TypeReference type = StampTool.typeReferenceOrNull(alias);
123 if (type != null && type.isExact()) {
124 tool.replaceWithValue(ConstantNode.forConstant(stamp(NodeView.DEFAULT), tool.getConstantReflectionProvider().asObjectHub(type.getType()), tool.getMetaAccessProvider(), graph()));
125 }
126 }
127 }
128 }
|
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 package org.graalvm.compiler.nodes.extended;
26
27 import static org.graalvm.compiler.core.common.GraalOptions.GeneratePIC;
28 import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_2;
29 import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_1;
30
31 import org.graalvm.compiler.core.common.type.ObjectStamp;
32 import org.graalvm.compiler.core.common.type.Stamp;
33 import org.graalvm.compiler.core.common.type.TypeReference;
34 import org.graalvm.compiler.graph.NodeClass;
35 import org.graalvm.compiler.graph.spi.Canonicalizable;
36 import org.graalvm.compiler.graph.spi.CanonicalizerTool;
37 import org.graalvm.compiler.nodeinfo.NodeInfo;
38 import org.graalvm.compiler.nodes.ConstantNode;
39 import org.graalvm.compiler.nodes.NodeView;
40 import org.graalvm.compiler.nodes.ValueNode;
41 import org.graalvm.compiler.nodes.calc.FloatingNode;
42 import org.graalvm.compiler.nodes.spi.Lowerable;
43 import org.graalvm.compiler.nodes.spi.LoweringTool;
44 import org.graalvm.compiler.nodes.spi.StampProvider;
45 import org.graalvm.compiler.nodes.spi.Virtualizable;
46 import org.graalvm.compiler.nodes.spi.VirtualizerTool;
47 import org.graalvm.compiler.nodes.type.StampTool;
103 }
104 return this;
105 }
106
107 public static ValueNode findSynonym(ValueNode curValue, Stamp stamp, MetaAccessProvider metaAccess, ConstantReflectionProvider constantReflection) {
108 if (!GeneratePIC.getValue(curValue.getOptions())) {
109 TypeReference type = StampTool.typeReferenceOrNull(curValue);
110 if (type != null && type.isExact()) {
111 return ConstantNode.forConstant(stamp, constantReflection.asObjectHub(type.getType()), metaAccess);
112 }
113 }
114 return null;
115 }
116
117 @Override
118 public void virtualize(VirtualizerTool tool) {
119 if (!GeneratePIC.getValue(tool.getOptions())) {
120 ValueNode alias = tool.getAlias(getValue());
121 TypeReference type = StampTool.typeReferenceOrNull(alias);
122 if (type != null && type.isExact()) {
123 tool.replaceWithValue(ConstantNode.forConstant(stamp(NodeView.DEFAULT), tool.getConstantReflection().asObjectHub(type.getType()), tool.getMetaAccess(), graph()));
124 }
125 }
126 }
127 }
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