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comparison src/share/vm/gc_interface/collectedHeap.cpp @ 3910:d968f546734e

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Merge
author iveresov
date Wed, 07 Sep 2011 11:52:00 -0700
parents 7f776886a215 baf763f388e6
children f08d439fab8c
comparison
equal deleted inserted replaced
3890:4668545121b8 3910:d968f546734e
155 } 155 }
156 if (ZeroTLAB) { 156 if (ZeroTLAB) {
157 // ..and clear it. 157 // ..and clear it.
158 Copy::zero_to_words(obj, new_tlab_size); 158 Copy::zero_to_words(obj, new_tlab_size);
159 } else { 159 } else {
160 // ...and clear just the allocated object. 160 // ...and zap just allocated object.
161 Copy::zero_to_words(obj, size); 161 #ifdef ASSERT
162 // Skip mangling the space corresponding to the object header to
163 // ensure that the returned space is not considered parsable by
164 // any concurrent GC thread.
165 size_t hdr_size = oopDesc::header_size();
166 Copy::fill_to_words(obj + hdr_size, new_tlab_size - hdr_size, badHeapWordVal);
167 #endif // ASSERT
162 } 168 }
163 thread->tlab().fill(obj, obj + size, new_tlab_size); 169 thread->tlab().fill(obj, obj + size, new_tlab_size);
164 return obj; 170 return obj;
165 } 171 }
166 172