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mdbx: move is_powerof2() and roundup_powerof2() into header.

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This commit is contained in:
Leonid Yuriev 2020-02-02 20:41:04 +03:00
parent e475db7ade
commit 6009bac1ed
2 changed files with 11 additions and 10 deletions
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10
src/elements/core.c
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@ -40,16 +40,6 @@
/*------------------------------------------------------------------------------ /*------------------------------------------------------------------------------
* Internal inlines */ * Internal inlines */
static __pure_function __always_inline bool is_powerof2(size_t x) {
return (x & (x - 1)) == 0;
}
static __pure_function __always_inline size_t
roundup_powerof2(size_t value, size_t granularity) {
assert(is_powerof2(granularity));
return (value + granularity - 1) & ~(granularity - 1);
}
static __pure_function unsigned log2n(size_t value) { static __pure_function unsigned log2n(size_t value) {
assert(value > 0 && value < INT32_MAX && is_powerof2(value)); assert(value > 0 && value < INT32_MAX && is_powerof2(value));
assert((value & -(int32_t)value) == value); assert((value & -(int32_t)value) == value);

11
src/elements/internals.h
View File

@ -1318,3 +1318,14 @@ static __maybe_unused __inline void mdbx_jitter4testing(bool tiny) {
(void)tiny; (void)tiny;
#endif #endif
} }
static __pure_function __always_inline __maybe_unused bool
is_powerof2(size_t x) {
return (x & (x - 1)) == 0;
}
static __pure_function __always_inline __maybe_unused size_t
roundup_powerof2(size_t value, size_t granularity) {
assert(is_powerof2(granularity));
return (value + granularity - 1) & ~(granularity - 1);
}