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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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GPG key ID: BE714B4575D6E328
189 changed files with 1363 additions and 1217 deletions
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24
libc/intrin/directmap.internal.h Normal file
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#ifndef COSMOPOLITAN_LIBC_INTRIN_DIRECTMAP_H_
#define COSMOPOLITAN_LIBC_INTRIN_DIRECTMAP_H_
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
struct ProtectNt {
uint32_t flags1;
uint32_t flags2;
};
struct DirectMap {
void *addr;
int64_t maphandle;
};
struct DirectMap sys_mmap(void *, size_t, int, int, int, int64_t);
struct DirectMap sys_mmap_nt(void *, size_t, int, int, int, int64_t);
struct DirectMap sys_mmap_metal(void *, size_t, int, int, int, int64_t);
int sys_munmap_metal(void *, size_t);
int __prot2nt(int, int);
COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_INTRIN_DIRECTMAP_H_ */