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diff graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/stubs/NewArrayStub.java @ 15634:172484b8f800

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don't deopt on large array allocations
author Tom Rodriguez <tom.rodriguez@oracle.com>
date Tue, 13 May 2014 20:20:34 -0700
parents 9f1995f6d9a3
children af0e42dad358
line wrap: on
line diff
--- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/stubs/NewArrayStub.java	Tue May 13 20:20:29 2014 -0700
+++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/stubs/NewArrayStub.java	Tue May 13 20:20:34 2014 -0700
@@ -97,7 +97,7 @@
 
         // check that array length is small enough for fast path.
         Word thread = registerAsWord(threadRegister);
-        if (length <= MAX_ARRAY_FAST_PATH_ALLOCATION_LENGTH) {
+        if (length >= 0 && length <= MAX_ARRAY_FAST_PATH_ALLOCATION_LENGTH) {
             Word memory = refillAllocate(thread, intArrayHub, sizeInBytes, logging());
             if (memory.notEqual(0)) {
                 if (logging()) {