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diff src/share/vm/gc_implementation/g1/g1ParScanThreadState.cpp @ 20317:ee019285a52c

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8031323: Optionally align objects copied to survivor spaces Reviewed-by: brutisso, tschatzl
author jmasa
date Mon, 04 Aug 2014 10:48:10 -0700
parents cd43876f692e
children 227a9e5e4b4a
line wrap: on
line diff
--- a/src/share/vm/gc_implementation/g1/g1ParScanThreadState.cpp	Thu Aug 07 18:09:12 2014 -0700
+++ b/src/share/vm/gc_implementation/g1/g1ParScanThreadState.cpp	Mon Aug 04 10:48:10 2014 -0700
@@ -288,7 +288,12 @@
 }
 
 HeapWord* G1ParScanThreadState::allocate(GCAllocPurpose purpose, size_t word_sz) {
-  HeapWord* obj = alloc_buffer(purpose)->allocate(word_sz);
+  HeapWord* obj = NULL;
+  if (purpose == GCAllocForSurvived) {
+    obj = alloc_buffer(GCAllocForSurvived)->allocate_aligned(word_sz, SurvivorAlignmentInBytes);
+  } else {
+    obj = alloc_buffer(GCAllocForTenured)->allocate(word_sz);
+  }
   if (obj != NULL) {
     return obj;
   }