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comparison graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/nodes/ClassQueryNode.java @ 20101:178814b064a7

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moved use of GraphUtil.originalValue API into InvocationPlugins to avoid its overhead during canonicalization
author Doug Simon <doug.simon@oracle.com>
date Tue, 31 Mar 2015 14:12:23 +0200
parents 8470e81631f8
children
comparison
equal deleted inserted replaced
20100:1505cfecbeed 20101:178814b064a7
28 import com.oracle.graal.graph.spi.*; 28 import com.oracle.graal.graph.spi.*;
29 import com.oracle.graal.hotspot.meta.*; 29 import com.oracle.graal.hotspot.meta.*;
30 import com.oracle.graal.nodeinfo.*; 30 import com.oracle.graal.nodeinfo.*;
31 import com.oracle.graal.nodes.CallTargetNode.InvokeKind; 31 import com.oracle.graal.nodes.CallTargetNode.InvokeKind;
32 import com.oracle.graal.nodes.*; 32 import com.oracle.graal.nodes.*;
33 import com.oracle.graal.nodes.util.*;
34 import com.oracle.graal.replacements.nodes.*; 33 import com.oracle.graal.replacements.nodes.*;
35 34
36 /** 35 /**
37 * {@link MacroNode Macro node} for some basic query methods in {@link Class}. 36 * {@link MacroNode Macro node} for some basic query methods in {@link Class}.
38 */ 37 */
77 ValueNode value = tryFold(getJavaClass(), query, tool.getMetaAccess(), tool.getConstantReflection()); 76 ValueNode value = tryFold(getJavaClass(), query, tool.getMetaAccess(), tool.getConstantReflection());
78 return value == null ? this : value; 77 return value == null ? this : value;
79 } 78 }
80 79
81 public static ValueNode tryFold(ValueNode javaClass, Query query, MetaAccessProvider metaAccess, ConstantReflectionProvider constantReflection) { 80 public static ValueNode tryFold(ValueNode javaClass, Query query, MetaAccessProvider metaAccess, ConstantReflectionProvider constantReflection) {
82 ValueNode value = GraphUtil.originalValue(javaClass); 81 if (javaClass != null && javaClass.isConstant()) {
83 if (value != null && value.isConstant()) {
84 if (query.returnKind == Kind.Object) { 82 if (query.returnKind == Kind.Object) {
85 if (GraalOptions.ImmutableCode.getValue()) { 83 if (GraalOptions.ImmutableCode.getValue()) {
86 return null; 84 return null;
87 } 85 }
88 HotSpotObjectConstant c = (HotSpotObjectConstant) value.asConstant(); 86 HotSpotObjectConstant c = (HotSpotObjectConstant) javaClass.asConstant();
89 JavaConstant answer; 87 JavaConstant answer;
90 switch (query) { 88 switch (query) {
91 case getClassLoader0: 89 case getClassLoader0:
92 answer = c.getClassLoader(); 90 answer = c.getClassLoader();
93 break; 91 break;
103 } 101 }
104 if (answer != null) { 102 if (answer != null) {
105 return ConstantNode.forConstant(answer, metaAccess); 103 return ConstantNode.forConstant(answer, metaAccess);
106 } 104 }
107 } else { 105 } else {
108 ResolvedJavaType type = constantReflection.asJavaType(value.asConstant()); 106 ResolvedJavaType type = constantReflection.asJavaType(javaClass.asConstant());
109 if (type != null) { 107 if (type != null) {
110 switch (query) { 108 switch (query) {
111 case isArray: 109 case isArray:
112 return ConstantNode.forBoolean(type.isArray()); 110 return ConstantNode.forBoolean(type.isArray());
113 case isPrimitive: 111 case isPrimitive: