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parameter of clz/ctz is size_t

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daanx 2025-02-11 14:35:21 -08:00
parent c62d276835
commit ece1defe5b
6 changed files with 49 additions and 49 deletions
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68
include/mimalloc/internal.h
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@ -213,8 +213,8 @@ void _mi_deferred_free(mi_heap_t* heap, bool force);
void _mi_page_free_collect(mi_page_t* page,bool force);
void _mi_page_reclaim(mi_heap_t* heap, mi_page_t* page); // callback from segments
size_t _mi_bin_size(uint8_t bin); // for stats
uint8_t _mi_bin(size_t size); // for stats
size_t _mi_bin_size(size_t bin); // for stats
size_t _mi_bin(size_t size); // for stats
// "heap.c"
void _mi_heap_init(mi_heap_t* heap, mi_tld_t* tld, mi_arena_id_t arena_id, bool noreclaim, uint8_t tag);
@ -839,21 +839,21 @@ static inline size_t _mi_os_numa_node_count(void) {
#include <limits.h> // LONG_MAX
#define MI_HAVE_FAST_BITSCAN
static inline size_t mi_clz(uintptr_t x) {
if (x==0) return MI_INTPTR_BITS;
#if (INTPTR_MAX == LONG_MAX)
return __builtin_clzl(x);
#else
return __builtin_clzll(x);
#endif
static inline size_t mi_clz(size_t x) {
if (x==0) return MI_SIZE_BITS;
#if (SIZE_MAX == ULONG_MAX)
return __builtin_clzl(x);
#else
return __builtin_clzll(x);
#endif
}
static inline size_t mi_ctz(uintptr_t x) {
if (x==0) return MI_INTPTR_BITS;
#if (INTPTR_MAX == LONG_MAX)
return __builtin_ctzl(x);
#else
return __builtin_ctzll(x);
#endif
static inline size_t mi_ctz(size_t x) {
if (x==0) return MI_SIZE_BITS;
#if (SIZE_MAX == ULONG_MAX)
return __builtin_ctzl(x);
#else
return __builtin_ctzll(x);
#endif
}
#elif defined(_MSC_VER)
@ -861,24 +861,24 @@ static inline size_t mi_ctz(uintptr_t x) {
#include <limits.h> // LONG_MAX
#include <intrin.h> // BitScanReverse64
#define MI_HAVE_FAST_BITSCAN
static inline size_t mi_clz(uintptr_t x) {
if (x==0) return MI_INTPTR_BITS;
static inline size_t mi_clz(size_t x) {
if (x==0) return MI_SIZE_BITS;
unsigned long idx;
#if (INTPTR_MAX == LONG_MAX)
_BitScanReverse(&idx, x);
#else
_BitScanReverse64(&idx, x);
#endif
return ((MI_INTPTR_BITS - 1) - idx);
#if (SIZE_MAX == ULONG_MAX)
_BitScanReverse(&idx, x);
#else
_BitScanReverse64(&idx, x);
#endif
return ((MI_SIZE_BITS - 1) - idx);
}
static inline size_t mi_ctz(uintptr_t x) {
if (x==0) return MI_INTPTR_BITS;
static inline size_t mi_ctz(size_t x) {
if (x==0) return MI_SIZE_BITS;
unsigned long idx;
#if (INTPTR_MAX == LONG_MAX)
_BitScanForward(&idx, x);
#else
_BitScanForward64(&idx, x);
#endif
#if (SIZE_MAX == ULONG_MAX)
_BitScanForward(&idx, x);
#else
_BitScanForward64(&idx, x);
#endif
return idx;
}
@ -941,9 +941,9 @@ static inline size_t mi_clz(size_t x) {
#endif
// "bit scan reverse": Return index of the highest bit (or MI_INTPTR_BITS if `x` is zero)
static inline size_t mi_bsr(uintptr_t x) {
return (x==0 ? MI_INTPTR_BITS : MI_INTPTR_BITS - 1 - mi_clz(x));
// "bit scan reverse": Return index of the highest bit (or MI_SIZE_BITS if `x` is zero)
static inline size_t mi_bsr(size_t x) {
return (x==0 ? MI_SIZE_BITS : MI_SIZE_BITS - 1 - mi_clz(x));
}