Mercurial > hg > truffle
comparison src/share/vm/utilities/bitMap.cpp @ 17799:752ba2e5f6d0
Merge
| author | kvn |
|---|---|
| date | Tue, 25 Feb 2014 15:11:18 -0800 |
| parents | 695a6aba51c3 a9becfeecd1b |
| children | 4ca6dc0799b6 78bbf4d43a14 |
comparison
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| 17798:f040cf9fc9c0 | 17799:752ba2e5f6d0 |
|---|---|
| 108 intptr_t mr = (intptr_t)inverted_bit_mask_for_range(beg, end); | 108 intptr_t mr = (intptr_t)inverted_bit_mask_for_range(beg, end); |
| 109 intptr_t nw = value ? (w | ~mr) : (w & mr); | 109 intptr_t nw = value ? (w | ~mr) : (w & mr); |
| 110 while (true) { | 110 while (true) { |
| 111 intptr_t res = Atomic::cmpxchg_ptr(nw, pw, w); | 111 intptr_t res = Atomic::cmpxchg_ptr(nw, pw, w); |
| 112 if (res == w) break; | 112 if (res == w) break; |
| 113 w = *pw; | 113 w = res; |
| 114 nw = value ? (w | ~mr) : (w & mr); | 114 nw = value ? (w | ~mr) : (w & mr); |
| 115 } | 115 } |
| 116 } | 116 } |
| 117 } | 117 } |
| 118 | 118 |