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comparison src/share/vm/prims/jvmtiTagMap.cpp @ 12316:190899198332

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7195622: CheckUnhandledOops has limited usefulness now Summary: Enable CHECK_UNHANDLED_OOPS in fastdebug builds across all supported platforms. Reviewed-by: coleenp, hseigel, dholmes, stefank, twisti, ihse, rdurbin Contributed-by: lois.foltan@oracle.com
author hseigel
date Thu, 26 Sep 2013 10:25:02 -0400
parents 92ef81e2f571
children c86519f8d826 2c6ef90f030a
comparison
equal deleted inserted replaced
12315:c1fbf21c7397 12316:190899198332
163 163
164 // hash a given key (oop) with the specified size 164 // hash a given key (oop) with the specified size
165 static unsigned int hash(oop key, int size) { 165 static unsigned int hash(oop key, int size) {
166 // shift right to get better distribution (as these bits will be zero 166 // shift right to get better distribution (as these bits will be zero
167 // with aligned addresses) 167 // with aligned addresses)
168 unsigned int addr = (unsigned int)((intptr_t)key); 168 unsigned int addr = (unsigned int)(cast_from_oop<intptr_t>(key));
169 #ifdef _LP64 169 #ifdef _LP64
170 return (addr >> 3) % size; 170 return (addr >> 3) % size;
171 #else 171 #else
172 return (addr >> 2) % size; 172 return (addr >> 2) % size;
173 #endif 173 #endif