Mercurial > hg > graal-jvmci-8
comparison src/share/vm/memory/blockOffsetTable.hpp @ 6750:859cd1a76f8a
7197906: BlockOffsetArray::power_to_cards_back() needs to handle > 32 bit shifts
Reviewed-by: brutisso, johnc, ysr
Contributed-by: Hal Mo <kungu.mjh@taobao.com>
| author | brutisso |
|---|---|
| date | Thu, 13 Sep 2012 21:20:26 +0200 |
| parents | da91efe96a93 |
| children | 63a4eb8bcd23 |
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| 6749:a6fe94b9759f | 6750:859cd1a76f8a |
|---|---|
| 283 Base = (1 << LogBase), | 283 Base = (1 << LogBase), |
| 284 N_powers = 14 | 284 N_powers = 14 |
| 285 }; | 285 }; |
| 286 | 286 |
| 287 static size_t power_to_cards_back(uint i) { | 287 static size_t power_to_cards_back(uint i) { |
| 288 return (size_t)(1 << (LogBase * i)); | 288 return (size_t)1 << (LogBase * i); |
| 289 } | 289 } |
| 290 static size_t power_to_words_back(uint i) { | 290 static size_t power_to_words_back(uint i) { |
| 291 return power_to_cards_back(i) * N_words; | 291 return power_to_cards_back(i) * N_words; |
| 292 } | 292 } |
| 293 static size_t entry_to_cards_back(u_char entry) { | 293 static size_t entry_to_cards_back(u_char entry) { |