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Make more threading improvements

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- ASAN memory morgue is now lockless
- Make C11 atomics header more portable
- Rewrote pthread keys support to be lockless
- Simplify Python's unicode table unpacking code
- Make crash report write(2) closer to being atomic
- Make it possible to strace/ftrace a single thread
- ASAN now checks nul-terminated strings fast and properly
- Windows fork() now restores TLS memory of calling thread
This commit is contained in:
Justine Tunney 2022-11-01 22:36:03 -07:00
parent d7b88734cd
commit e522aa3a07
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189 changed files with 1363 additions and 1217 deletions
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8
libc/intrin/pthread_keys.c
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@ -19,10 +19,4 @@
#include "libc/thread/posixthread.internal.h"
#include "libc/thread/thread.h"
pthread_spinlock_t _pthread_keys_lock;
// bitset of tls key registrations
uint64_t _pthread_key_usage[(PTHREAD_KEYS_MAX + 63) / 64];
// pthread tls key destructors
pthread_key_dtor _pthread_key_dtor[PTHREAD_KEYS_MAX];
_Atomic(pthread_key_dtor) _pthread_key_dtor[PTHREAD_KEYS_MAX];