src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/nodes/aot/LoadConstantIndirectlyNode.java
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src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/nodes/aot/LoadConstantIndirectlyNode.java

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   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.hotspot.nodes.aot;
  24 
  25 import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_3;
  26 import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_3;
  27 
  28 import org.graalvm.compiler.common.PermanentBailoutException;
  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.hotspot.HotSpotLIRGenerator;
  34 import org.graalvm.compiler.hotspot.meta.HotSpotConstantLoadAction;
  35 import org.graalvm.compiler.hotspot.word.KlassPointer;
  36 import org.graalvm.compiler.nodeinfo.NodeInfo;
  37 import org.graalvm.compiler.nodes.ValueNode;
  38 import org.graalvm.compiler.nodes.calc.FloatingNode;
  39 import org.graalvm.compiler.nodes.spi.LIRLowerable;
  40 import org.graalvm.compiler.nodes.spi.NodeLIRBuilderTool;
  41 import org.graalvm.compiler.nodes.util.GraphUtil;
  42 
  43 import jdk.vm.ci.hotspot.HotSpotMetaspaceConstant;
  44 import jdk.vm.ci.hotspot.HotSpotObjectConstant;
  45 import jdk.vm.ci.meta.Constant;
  46 import jdk.vm.ci.meta.Value;
  47 
  48 @NodeInfo(cycles = CYCLES_3, size = SIZE_3)
  49 public class LoadConstantIndirectlyNode extends FloatingNode implements Canonicalizable, LIRLowerable {
  50 
  51     public static final NodeClass<LoadConstantIndirectlyNode> TYPE = NodeClass.create(LoadConstantIndirectlyNode.class);
  52 
  53     @OptionalInput protected ValueNode value;
  54     protected Constant constant;
  55     protected HotSpotConstantLoadAction action;
  56 
  57     public LoadConstantIndirectlyNode(ValueNode value) {
  58         super(TYPE, value.stamp().unrestricted());
  59         this.value = value;
  60         this.constant = null;
  61         this.action = HotSpotConstantLoadAction.RESOLVE;
  62     }
  63 
  64     public LoadConstantIndirectlyNode(ValueNode value, HotSpotConstantLoadAction action) {
  65         super(TYPE, value.stamp().unrestricted());
  66         this.value = value;
  67         this.constant = null;
  68         this.action = action;
  69     }
  70 
  71     @Override
  72     public Node canonical(CanonicalizerTool tool) {
  73         if (value != null) {
  74             constant = GraphUtil.foldIfConstantAndRemove(this, value);
  75         }
  76         return this;
  77     }
  78 
  79     @Override
  80     public void generate(NodeLIRBuilderTool gen) {
  81         assert constant != null : "Expected the value to fold: " + value;
  82         Value result;
  83         if (constant instanceof HotSpotObjectConstant) {
  84             result = ((HotSpotLIRGenerator) gen.getLIRGeneratorTool()).emitLoadObjectAddress(constant);
  85         } else if (constant instanceof HotSpotMetaspaceConstant) {


   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.hotspot.nodes.aot;
  24 
  25 import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_3;
  26 import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_3;
  27 
  28 import org.graalvm.compiler.core.common.PermanentBailoutException;
  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.hotspot.HotSpotLIRGenerator;
  34 import org.graalvm.compiler.hotspot.meta.HotSpotConstantLoadAction;
  35 import org.graalvm.compiler.hotspot.word.KlassPointer;
  36 import org.graalvm.compiler.nodeinfo.NodeInfo;
  37 import org.graalvm.compiler.nodes.ValueNode;
  38 import org.graalvm.compiler.nodes.calc.FloatingNode;
  39 import org.graalvm.compiler.nodes.spi.LIRLowerable;
  40 import org.graalvm.compiler.nodes.spi.NodeLIRBuilderTool;
  41 import org.graalvm.compiler.nodes.util.GraphUtil;
  42 
  43 import jdk.vm.ci.hotspot.HotSpotMetaspaceConstant;
  44 import jdk.vm.ci.hotspot.HotSpotObjectConstant;
  45 import jdk.vm.ci.meta.Constant;
  46 import jdk.vm.ci.meta.Value;
  47 
  48 @NodeInfo(cycles = CYCLES_3, size = SIZE_3)
  49 public class LoadConstantIndirectlyNode extends FloatingNode implements Canonicalizable, LIRLowerable {
  50 
  51     public static final NodeClass<LoadConstantIndirectlyNode> TYPE = NodeClass.create(LoadConstantIndirectlyNode.class);
  52 
  53     @OptionalInput protected ValueNode value;
  54     protected Constant constant;
  55     protected HotSpotConstantLoadAction action;
  56 
  57     public LoadConstantIndirectlyNode(ValueNode value) {
  58         super(TYPE, value.stamp());
  59         this.value = value;
  60         this.constant = null;
  61         this.action = HotSpotConstantLoadAction.RESOLVE;
  62     }
  63 
  64     public LoadConstantIndirectlyNode(ValueNode value, HotSpotConstantLoadAction action) {
  65         super(TYPE, value.stamp());
  66         this.value = value;
  67         this.constant = null;
  68         this.action = action;
  69     }
  70 
  71     @Override
  72     public Node canonical(CanonicalizerTool tool) {
  73         if (value != null) {
  74             constant = GraphUtil.foldIfConstantAndRemove(this, value);
  75         }
  76         return this;
  77     }
  78 
  79     @Override
  80     public void generate(NodeLIRBuilderTool gen) {
  81         assert constant != null : "Expected the value to fold: " + value;
  82         Value result;
  83         if (constant instanceof HotSpotObjectConstant) {
  84             result = ((HotSpotLIRGenerator) gen.getLIRGeneratorTool()).emitLoadObjectAddress(constant);
  85         } else if (constant instanceof HotSpotMetaspaceConstant) {
src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/nodes/aot/LoadConstantIndirectlyNode.java
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