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Implement thread cancellation for aarch64

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Justine Tunney 2023-09-07 08:29:16 -07:00
parent dcda6f7d8d
commit 032b1f3449
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GPG key ID: BE714B4575D6E328
54 changed files with 297 additions and 167 deletions
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10
libc/thread/tls.h
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@ -44,9 +44,15 @@ extern unsigned __tls_index;
#ifdef __x86_64__
extern bool __tls_enabled;
#define __tls_enabled_set(x) __tls_enabled = x
#else
#define __tls_enabled true
#elif defined(__aarch64__)
#define __tls_enabled \
({ \
register struct CosmoTib *_t asm("x28"); \
!!_t; \
})
#define __tls_enabled_set(x) (void)0
#else
#error "unsupported architecture"
#endif
void __require_tls(void);