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https://github.com/microsoft/mimalloc.git
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merge from dev
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commit
b7779c7770
6 changed files with 88 additions and 85 deletions
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@ -215,8 +215,8 @@ void _mi_deferred_free(mi_heap_t* heap, bool force);
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void _mi_page_free_collect(mi_page_t* page,bool force);
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void _mi_page_reclaim(mi_heap_t* heap, mi_page_t* page); // callback from segments
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size_t _mi_bin_size(uint8_t bin); // for stats
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uint8_t _mi_bin(size_t size); // for stats
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size_t _mi_bin_size(size_t bin); // for stats
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size_t _mi_bin(size_t size); // for stats
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// "heap.c"
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void _mi_heap_init(mi_heap_t* heap, mi_tld_t* tld, mi_arena_id_t arena_id, bool noreclaim, uint8_t tag);
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@ -922,21 +922,21 @@ static inline size_t _mi_os_numa_node_count(void) {
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#include <limits.h> // LONG_MAX
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#define MI_HAVE_FAST_BITSCAN
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static inline size_t mi_clz(uintptr_t x) {
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if (x==0) return MI_INTPTR_BITS;
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#if (INTPTR_MAX == LONG_MAX)
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return __builtin_clzl(x);
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#else
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return __builtin_clzll(x);
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#endif
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static inline size_t mi_clz(size_t x) {
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if (x==0) return MI_SIZE_BITS;
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#if (SIZE_MAX == ULONG_MAX)
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return __builtin_clzl(x);
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#else
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return __builtin_clzll(x);
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#endif
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}
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static inline size_t mi_ctz(uintptr_t x) {
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if (x==0) return MI_INTPTR_BITS;
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#if (INTPTR_MAX == LONG_MAX)
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return __builtin_ctzl(x);
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#else
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return __builtin_ctzll(x);
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#endif
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static inline size_t mi_ctz(size_t x) {
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if (x==0) return MI_SIZE_BITS;
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#if (SIZE_MAX == ULONG_MAX)
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return __builtin_ctzl(x);
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#else
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return __builtin_ctzll(x);
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#endif
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}
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#elif defined(_MSC_VER)
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@ -944,24 +944,24 @@ static inline size_t mi_ctz(uintptr_t x) {
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#include <limits.h> // LONG_MAX
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#include <intrin.h> // BitScanReverse64
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#define MI_HAVE_FAST_BITSCAN
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static inline size_t mi_clz(uintptr_t x) {
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if (x==0) return MI_INTPTR_BITS;
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static inline size_t mi_clz(size_t x) {
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if (x==0) return MI_SIZE_BITS;
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unsigned long idx;
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#if (INTPTR_MAX == LONG_MAX)
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_BitScanReverse(&idx, x);
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#else
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_BitScanReverse64(&idx, x);
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#endif
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return ((MI_INTPTR_BITS - 1) - idx);
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#if (SIZE_MAX == ULONG_MAX)
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_BitScanReverse(&idx, x);
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#else
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_BitScanReverse64(&idx, x);
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#endif
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return ((MI_SIZE_BITS - 1) - idx);
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}
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static inline size_t mi_ctz(uintptr_t x) {
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if (x==0) return MI_INTPTR_BITS;
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static inline size_t mi_ctz(size_t x) {
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if (x==0) return MI_SIZE_BITS;
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unsigned long idx;
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#if (INTPTR_MAX == LONG_MAX)
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_BitScanForward(&idx, x);
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#else
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_BitScanForward64(&idx, x);
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#endif
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#if (SIZE_MAX == ULONG_MAX)
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_BitScanForward(&idx, x);
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#else
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_BitScanForward64(&idx, x);
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#endif
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return idx;
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}
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@ -1024,9 +1024,9 @@ static inline size_t mi_clz(size_t x) {
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#endif
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// "bit scan reverse": Return index of the highest bit (or MI_INTPTR_BITS if `x` is zero)
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static inline size_t mi_bsr(uintptr_t x) {
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return (x==0 ? MI_INTPTR_BITS : MI_INTPTR_BITS - 1 - mi_clz(x));
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// "bit scan reverse": Return index of the highest bit (or MI_SIZE_BITS if `x` is zero)
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static inline size_t mi_bsr(size_t x) {
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return (x==0 ? MI_SIZE_BITS : MI_SIZE_BITS - 1 - mi_clz(x));
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}
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