diff options
Diffstat (limited to 'core/src/xmake/hash/prefix.h')
| -rw-r--r-- | core/src/xmake/hash/prefix.h | 30 |
1 files changed, 12 insertions, 18 deletions
diff --git a/core/src/xmake/hash/prefix.h b/core/src/xmake/hash/prefix.h index 8a321e1eb..99a8e4e6d 100644 --- a/core/src/xmake/hash/prefix.h +++ b/core/src/xmake/hash/prefix.h @@ -30,8 +30,7 @@ * helper implementation */ -static __tb_inline__ tb_uint64_t xm_hash_xorshift64(tb_uint64_t x) -{ +static __tb_inline__ tb_uint64_t xm_hash_xorshift64(tb_uint64_t x) { x ^= x << 13; x ^= x >> 7; x ^= x << 17; @@ -39,27 +38,24 @@ static __tb_inline__ tb_uint64_t xm_hash_xorshift64(tb_uint64_t x) } // http://xorshift.di.unimi.it/xorshift128plus.c -static __tb_inline__ tb_uint64_t xm_hash_xorshift128(tb_uint64_t* s) -{ - tb_uint64_t s1 = s[0]; +static __tb_inline__ tb_uint64_t xm_hash_xorshift128(tb_uint64_t *s) { + tb_uint64_t s1 = s[0]; tb_uint64_t const s0 = s[1]; - s[0] = s0; + s[0] = s0; s1 ^= s1 << 23; s[1] = s1 ^ s0 ^ (s1 >> 18) ^ (s0 >> 5); return s[1] + s0; } -static __tb_inline__ tb_size_t xm_hash_make_cstr(tb_char_t hash[256], tb_byte_t const* data, tb_size_t size) -{ - static tb_char_t const* digits_table = "0123456789abcdef"; - tb_size_t i = 0; - tb_byte_t value; - tb_char_t* s = hash; - for (i = 0; i < size; ++i) - { +static __tb_inline__ tb_size_t xm_hash_make_cstr(tb_char_t hash[256], tb_byte_t const *data, tb_size_t size) { + static tb_char_t const *digits_table = "0123456789abcdef"; + tb_size_t i = 0; + tb_byte_t value; + tb_char_t *s = hash; + for (i = 0; i < size; ++i) { value = data[i]; - s[0] = digits_table[(value >> 4) & 15]; - s[1] = digits_table[value & 15]; + s[0] = digits_table[(value >> 4) & 15]; + s[1] = digits_table[value & 15]; s += 2; } *s = '\0'; @@ -67,5 +63,3 @@ static __tb_inline__ tb_size_t xm_hash_make_cstr(tb_char_t hash[256], tb_byte_t } #endif - - |