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comparison graal/com.oracle.truffle.api.dsl/src/com/oracle/truffle/api/dsl/internal/SpecializationNode.java @ 19758:f682b9e6ca07

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Truffle: expose non-atomic replace API to Truffle DSL to avoid multiple RootNode lookups for multiple replaces in one atomic block.
author Christian Humer <christian.humer@gmail.com>
date Tue, 10 Mar 2015 19:38:07 +0100
parents e8d2f3f95dcd
children 8caabd6cf363
comparison
equal deleted inserted replaced
19757:e8d2f3f95dcd 19758:f682b9e6ca07
299 private static SpecializationNode removeSameImpl(SpecializationNode toRemove, CharSequence reason) { 299 private static SpecializationNode removeSameImpl(SpecializationNode toRemove, CharSequence reason) {
300 SpecializationNode start = toRemove.findStart(); 300 SpecializationNode start = toRemove.findStart();
301 SpecializationNode current = start; 301 SpecializationNode current = start;
302 while (current != null) { 302 while (current != null) {
303 if (current.isSame(toRemove)) { 303 if (current.isSame(toRemove)) {
304 current.replace(current.next, reason); 304 NodeUtil.nonAtomicReplace(current, current.next, reason);
305 if (current == start) { 305 if (current == start) {
306 start = start.next; 306 start = start.next;
307 } 307 }
308 } 308 }
309 current = current.next; 309 current = current.next;
530 // existing node 530 // existing node
531 return start; 531 return start;
532 } 532 }
533 } 533 }
534 534
535 static <T> SpecializationNode insertAt(SpecializationNode node, SpecializationNode insertBefore, CharSequence message) { 535 static <T> SpecializationNode insertAt(SpecializationNode node, SpecializationNode insertBefore, CharSequence reason) {
536 insertBefore.next = node; 536 insertBefore.next = node;
537 return node.replace(insertBefore, message); 537 // always guaranteed to be executed inside of an atomic block
538 return NodeUtil.nonAtomicReplace(node, insertBefore, reason);
538 } 539 }
539 540
540 @Override 541 @Override
541 public final String toString() { 542 public final String toString() {
542 Class<?> clazz = getClass(); 543 Class<?> clazz = getClass();