Mercurial > hg > graal-compiler
diff graal/com.oracle.truffle.api.dsl/src/com/oracle/truffle/api/dsl/internal/DSLShare.java @ 16921:f5541b01f374
Truffle-DSL: fixed lost source sections for polymorphic specializations. (GRAAL-851 #resolve)
author | Christian Humer <christian.humer@gmail.com> |
---|---|
date | Mon, 25 Aug 2014 15:56:32 +0200 |
parents | 90984ae0eaa8 |
children | 0ea0c4133b78 |
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--- a/graal/com.oracle.truffle.api.dsl/src/com/oracle/truffle/api/dsl/internal/DSLShare.java Mon Aug 25 14:43:43 2014 +0200 +++ b/graal/com.oracle.truffle.api.dsl/src/com/oracle/truffle/api/dsl/internal/DSLShare.java Mon Aug 25 15:56:32 2014 +0200 @@ -96,29 +96,39 @@ } } - public static <T extends Node & DSLNode> T rewriteToPolymorphic(Node oldNode, DSLNode uninitialized, T polymorphic, DSLNode currentCopy, DSLNode newNode, String message) { + public static <T extends Node & DSLNode> T rewriteToPolymorphic(Node oldNode, DSLNode uninitializedDSL, T polymorphic, DSLNode currentCopy, DSLNode newNodeDSL, String message) { assert getNext(oldNode) == null; assert getPrevious(oldNode) == null; + Node uninitialized = (Node) uninitializedDSL; + Node newNode = (Node) newNodeDSL; polymorphic.adoptChildren0(oldNode, (Node) currentCopy); + updateSourceSection(oldNode, uninitialized); if (newNode == null) { // fallback - currentCopy.adoptChildren0(null, (Node) uninitialized); + currentCopy.adoptChildren0(null, uninitialized); } else { // new specialization - newNode.adoptChildren0(null, (Node) uninitialized); - currentCopy.adoptChildren0(null, (Node) newNode); + updateSourceSection(oldNode, newNode); + newNodeDSL.adoptChildren0(null, uninitialized); + currentCopy.adoptChildren0(null, newNode); } oldNode.replace(polymorphic, message); assert polymorphic.getNext0() == currentCopy; assert newNode != null ? currentCopy.getNext0() == newNode : currentCopy.getNext0() == uninitialized; - assert uninitialized.getNext0() == null; + assert uninitializedDSL.getNext0() == null; return polymorphic; } + private static void updateSourceSection(Node oldNode, Node newNode) { + if (newNode.getSourceSection() == null) { + newNode.assignSourceSection(oldNode.getSourceSection()); + } + } + private static Class<?>[] mergeTypes(DSLNode node, Class<?>[] types) { Class<?>[] specializedTypes = node.getMetadata0().getSpecializedTypes(); if (specializedTypes.length == 0) { @@ -154,6 +164,7 @@ } assert prev.getCost() == NodeCost.POLYMORPHIC; + updateSourceSection(prev, newNode); if (depth == 0) { newNode.adoptChildren0(prev, null); return prev.replace(newNode, "Polymorphic to monomorphic.");