Searched defs:bit_mask (Results 1 - 2 of 2) sorted by relevance

/openjdk7/hotspot/src/share/vm/interpreter/
H A DoopMapCache.hpp38 // bit_mask can fit into two words it is stored in
40 // For OopMapCacheEntry the bit_mask is allocated in the C heap
42 // For InterpreterOopMap the bit_mask is allocated in
74 // for testing bit_mask allocation
97 // methd bit_mask().
112 uintptr_t* bit_mask() { return (uintptr_t*)(mask_size() <= small_mask_limit ? (intptr_t)_bit_mask : _bit_mask[0]); } function in class:InterpreterOopMap
119 uintptr_t entry_at(int offset) { int i = offset * bits_per_entry; return bit_mask()[i / BitsPerWord] >> (i % BitsPerWord); }
/openjdk7/hotspot/src/share/vm/utilities/
H A DbitMap.hpp66 static bm_word_t bit_mask(idx_t bit) { return (bm_word_t)1 << bit_in_word(bit); } function in class:VALUE_OBJ_CLASS_SPEC
148 return (*word_addr(index) & bit_mask(index)) != 0;

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