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optimize POSIX TSD for fast pthread_getspecific

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This commit is contained in:
Rich Felker 2011-03-03 18:30:44 -05:00
commit b480808a6a
4 changed files with 14 additions and 9 deletions
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src/thread/pthread_key_create.c
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@ -12,6 +12,7 @@ int pthread_key_create(pthread_key_t *k, void (*dtor)(void *))
int i = (uintptr_t)&k / 16 % PTHREAD_KEYS_MAX;
int j = i;
pthread_self();
libc.tsd_keys = keys;
if (!dtor) dtor = nodtor;
/* Cheap trick - &k cannot match any destructor pointer */