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comparison src/share/vm/utilities/bitMap.cpp @ 14379:c66479743828

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Merge
author hseigel
date Sat, 15 Feb 2014 14:41:04 -0500
parents 3dc1055f4e87
children 8a9bb7821e28
comparison
equal deleted inserted replaced
14378:48314d596a04 14379:c66479743828
105 intptr_t mr = (intptr_t)inverted_bit_mask_for_range(beg, end); 105 intptr_t mr = (intptr_t)inverted_bit_mask_for_range(beg, end);
106 intptr_t nw = value ? (w | ~mr) : (w & mr); 106 intptr_t nw = value ? (w | ~mr) : (w & mr);
107 while (true) { 107 while (true) {
108 intptr_t res = Atomic::cmpxchg_ptr(nw, pw, w); 108 intptr_t res = Atomic::cmpxchg_ptr(nw, pw, w);
109 if (res == w) break; 109 if (res == w) break;
110 w = *pw; 110 w = res;
111 nw = value ? (w | ~mr) : (w & mr); 111 nw = value ? (w | ~mr) : (w & mr);
112 } 112 }
113 } 113 }
114 } 114 }
115 115