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Improve locks and signals

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- Introduce fast spinlock API
- Double rand64() perf w/ spinlock
- Improve raise() on New Technology
- Support gettid() across platforms
- Implement SA_NODEFER on New Technology
- Move the lock intrinsics into LIBC_INTRIN
- Make SIGTRAP recoverable on New Technology
- Block SIGCHLD in wait4() on New Technology
- Add threading prototypes for XNU and FreeBSD
- Rewrite abort() fixing its minor bugs on XNU/NT
- Shave down a lot of the content in libc/bits/bits.h
- Let signal handlers modify CPU registers on New Technology
This commit is contained in:
Justine Tunney 2022-04-12 05:20:17 -07:00
parent f68f1789bd
commit 046c7ebd4a
110 changed files with 1514 additions and 876 deletions
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2
libc/calls/calls.h
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@ -123,6 +123,7 @@ int getdomainname(char *, size_t);
int gethostname(char *, size_t);
int getpgid(int);
int getpid(void);
int gettid(void);
int getppid(void);
int getpriority(int, unsigned);
int getrlimit(int, struct rlimit *);
@ -227,7 +228,6 @@ uint32_t geteuid(void) nosideeffect;
uint32_t getgid(void) nosideeffect;
uint32_t getpgrp(void) nosideeffect;
uint32_t getsid(int) nosideeffect;
uint32_t gettid(void) nosideeffect;
uint32_t getuid(void) nosideeffect;
uint32_t umask(int32_t);
void rewinddir(DIR *);