diff options
Diffstat (limited to 'contrib/jemalloc/include/jemalloc/internal/arena.h')
| -rw-r--r-- | contrib/jemalloc/include/jemalloc/internal/arena.h | 66 |
1 files changed, 41 insertions, 25 deletions
diff --git a/contrib/jemalloc/include/jemalloc/internal/arena.h b/contrib/jemalloc/include/jemalloc/internal/arena.h index f2c18f4..bbcfeda 100644 --- a/contrib/jemalloc/include/jemalloc/internal/arena.h +++ b/contrib/jemalloc/include/jemalloc/internal/arena.h @@ -441,6 +441,7 @@ void arena_postfork_child(arena_t *arena); #ifndef JEMALLOC_ENABLE_INLINE arena_chunk_map_t *arena_mapp_get(arena_chunk_t *chunk, size_t pageind); size_t *arena_mapbitsp_get(arena_chunk_t *chunk, size_t pageind); +size_t arena_mapbitsp_read(size_t *mapbitsp); size_t arena_mapbits_get(arena_chunk_t *chunk, size_t pageind); size_t arena_mapbits_unallocated_size_get(arena_chunk_t *chunk, size_t pageind); @@ -451,6 +452,7 @@ size_t arena_mapbits_dirty_get(arena_chunk_t *chunk, size_t pageind); size_t arena_mapbits_unzeroed_get(arena_chunk_t *chunk, size_t pageind); size_t arena_mapbits_large_get(arena_chunk_t *chunk, size_t pageind); size_t arena_mapbits_allocated_get(arena_chunk_t *chunk, size_t pageind); +void arena_mapbitsp_write(size_t *mapbitsp, size_t mapbits); void arena_mapbits_unallocated_set(arena_chunk_t *chunk, size_t pageind, size_t size, size_t flags); void arena_mapbits_unallocated_size_set(arena_chunk_t *chunk, size_t pageind, @@ -498,10 +500,17 @@ arena_mapbitsp_get(arena_chunk_t *chunk, size_t pageind) } JEMALLOC_ALWAYS_INLINE size_t +arena_mapbitsp_read(size_t *mapbitsp) +{ + + return (*mapbitsp); +} + +JEMALLOC_ALWAYS_INLINE size_t arena_mapbits_get(arena_chunk_t *chunk, size_t pageind) { - return (*arena_mapbitsp_get(chunk, pageind)); + return (arena_mapbitsp_read(arena_mapbitsp_get(chunk, pageind))); } JEMALLOC_ALWAYS_INLINE size_t @@ -585,82 +594,89 @@ arena_mapbits_allocated_get(arena_chunk_t *chunk, size_t pageind) } JEMALLOC_ALWAYS_INLINE void +arena_mapbitsp_write(size_t *mapbitsp, size_t mapbits) +{ + + *mapbitsp = mapbits; +} + +JEMALLOC_ALWAYS_INLINE void arena_mapbits_unallocated_set(arena_chunk_t *chunk, size_t pageind, size_t size, size_t flags) { - size_t *mapbitsp; + size_t *mapbitsp = arena_mapbitsp_get(chunk, pageind); - mapbitsp = arena_mapbitsp_get(chunk, pageind); assert((size & PAGE_MASK) == 0); assert((flags & ~CHUNK_MAP_FLAGS_MASK) == 0); assert((flags & (CHUNK_MAP_DIRTY|CHUNK_MAP_UNZEROED)) == flags); - *mapbitsp = size | CHUNK_MAP_BININD_INVALID | flags; + arena_mapbitsp_write(mapbitsp, size | CHUNK_MAP_BININD_INVALID | flags); } JEMALLOC_ALWAYS_INLINE void arena_mapbits_unallocated_size_set(arena_chunk_t *chunk, size_t pageind, size_t size) { - size_t *mapbitsp; + size_t *mapbitsp = arena_mapbitsp_get(chunk, pageind); + size_t mapbits = arena_mapbitsp_read(mapbitsp); - mapbitsp = arena_mapbitsp_get(chunk, pageind); assert((size & PAGE_MASK) == 0); - assert((*mapbitsp & (CHUNK_MAP_LARGE|CHUNK_MAP_ALLOCATED)) == 0); - *mapbitsp = size | (*mapbitsp & PAGE_MASK); + assert((mapbits & (CHUNK_MAP_LARGE|CHUNK_MAP_ALLOCATED)) == 0); + arena_mapbitsp_write(mapbitsp, size | (mapbits & PAGE_MASK)); } JEMALLOC_ALWAYS_INLINE void arena_mapbits_large_set(arena_chunk_t *chunk, size_t pageind, size_t size, size_t flags) { - size_t *mapbitsp; + size_t *mapbitsp = arena_mapbitsp_get(chunk, pageind); + size_t mapbits = arena_mapbitsp_read(mapbitsp); size_t unzeroed; - mapbitsp = arena_mapbitsp_get(chunk, pageind); assert((size & PAGE_MASK) == 0); assert((flags & CHUNK_MAP_DIRTY) == flags); - unzeroed = *mapbitsp & CHUNK_MAP_UNZEROED; /* Preserve unzeroed. */ - *mapbitsp = size | CHUNK_MAP_BININD_INVALID | flags | unzeroed | - CHUNK_MAP_LARGE | CHUNK_MAP_ALLOCATED; + unzeroed = mapbits & CHUNK_MAP_UNZEROED; /* Preserve unzeroed. */ + arena_mapbitsp_write(mapbitsp, size | CHUNK_MAP_BININD_INVALID | flags + | unzeroed | CHUNK_MAP_LARGE | CHUNK_MAP_ALLOCATED); } JEMALLOC_ALWAYS_INLINE void arena_mapbits_large_binind_set(arena_chunk_t *chunk, size_t pageind, size_t binind) { - size_t *mapbitsp; + size_t *mapbitsp = arena_mapbitsp_get(chunk, pageind); + size_t mapbits = arena_mapbitsp_read(mapbitsp); assert(binind <= BININD_INVALID); - mapbitsp = arena_mapbitsp_get(chunk, pageind); assert(arena_mapbits_large_size_get(chunk, pageind) == PAGE); - *mapbitsp = (*mapbitsp & ~CHUNK_MAP_BININD_MASK) | (binind << - CHUNK_MAP_BININD_SHIFT); + arena_mapbitsp_write(mapbitsp, (mapbits & ~CHUNK_MAP_BININD_MASK) | + (binind << CHUNK_MAP_BININD_SHIFT)); } JEMALLOC_ALWAYS_INLINE void arena_mapbits_small_set(arena_chunk_t *chunk, size_t pageind, size_t runind, size_t binind, size_t flags) { - size_t *mapbitsp; + size_t *mapbitsp = arena_mapbitsp_get(chunk, pageind); + size_t mapbits = arena_mapbitsp_read(mapbitsp); size_t unzeroed; assert(binind < BININD_INVALID); - mapbitsp = arena_mapbitsp_get(chunk, pageind); assert(pageind - runind >= map_bias); assert((flags & CHUNK_MAP_DIRTY) == flags); - unzeroed = *mapbitsp & CHUNK_MAP_UNZEROED; /* Preserve unzeroed. */ - *mapbitsp = (runind << LG_PAGE) | (binind << CHUNK_MAP_BININD_SHIFT) | - flags | unzeroed | CHUNK_MAP_ALLOCATED; + unzeroed = mapbits & CHUNK_MAP_UNZEROED; /* Preserve unzeroed. */ + arena_mapbitsp_write(mapbitsp, (runind << LG_PAGE) | (binind << + CHUNK_MAP_BININD_SHIFT) | flags | unzeroed | CHUNK_MAP_ALLOCATED); } JEMALLOC_ALWAYS_INLINE void arena_mapbits_unzeroed_set(arena_chunk_t *chunk, size_t pageind, size_t unzeroed) { - size_t *mapbitsp; + size_t *mapbitsp = arena_mapbitsp_get(chunk, pageind); + size_t mapbits = arena_mapbitsp_read(mapbitsp); - mapbitsp = arena_mapbitsp_get(chunk, pageind); - *mapbitsp = (*mapbitsp & ~CHUNK_MAP_UNZEROED) | unzeroed; + arena_mapbitsp_write(mapbitsp, (mapbits & ~CHUNK_MAP_UNZEROED) | + unzeroed); } JEMALLOC_INLINE bool |
