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comparison graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/Node.java @ 19979:f792b4270cb1

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Truffle: simplify inAtomicBlock assertion.
author Christian Humer <christian.humer@oracle.com>
date Fri, 20 Mar 2015 19:00:50 +0100
parents cd59085cf0d8
children 8dc73c226c63
comparison
equal deleted inserted replaced
19978:4cd28f6e3485 19979:f792b4270cb1
555 return ""; 555 return "";
556 } 556 }
557 557
558 private static final Object GIL = new Object(); 558 private static final Object GIL = new Object();
559 559
560 private static final ThreadLocal<Integer> IN_ATOMIC_BLOCK = new ThreadLocal<>(); 560 private static final ThreadLocal<Integer> IN_ATOMIC_BLOCK = new ThreadLocal<Integer>() {
561 @Override
562 protected Integer initialValue() {
563 return 0;
564 }
565 };
561 566
562 private static boolean inAtomicBlock() { 567 private static boolean inAtomicBlock() {
563 Integer value = IN_ATOMIC_BLOCK.get(); 568 return IN_ATOMIC_BLOCK.get() > 0;
564 if (value == null) {
565 return false;
566 }
567 return value > 0;
568 } 569 }
569 570
570 private static boolean enterAtomic() { 571 private static boolean enterAtomic() {
571 Integer currentValue = IN_ATOMIC_BLOCK.get(); 572 IN_ATOMIC_BLOCK.set(IN_ATOMIC_BLOCK.get() + 1);
572 if (currentValue == null) {
573 currentValue = 0;
574 }
575 IN_ATOMIC_BLOCK.set(currentValue + 1);
576 return true; 573 return true;
577 } 574 }
578 575
579 private static boolean exitAtomic() { 576 private static boolean exitAtomic() {
580 IN_ATOMIC_BLOCK.set(IN_ATOMIC_BLOCK.get() - 1); 577 IN_ATOMIC_BLOCK.set(IN_ATOMIC_BLOCK.get() - 1);