X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Finternal%2Fpthread_impl.h;h=757b86addc3091320f9d8560e213df613730d3e2;hb=6f1866768a86239672ed811777dfe89994d64a65;hp=650e8115a27d325e50df703d31e9fff2e1fba086;hpb=ac31bf278d9ed855e6765bb71d64ed19d2b7c0f8;p=musl diff --git a/src/internal/pthread_impl.h b/src/internal/pthread_impl.h index 650e8115..757b86ad 100644 --- a/src/internal/pthread_impl.h +++ b/src/internal/pthread_impl.h @@ -16,7 +16,7 @@ struct pthread { struct pthread *self; void **dtv, *unused1, *unused2; uintptr_t sysinfo; - uintptr_t canary; + uintptr_t canary, canary2; pid_t tid, pid; int tsd_used, errno_val; volatile int cancel, canceldisable, cancelasync; @@ -30,20 +30,24 @@ struct pthread { void *result; struct __ptcb *cancelbuf; void **tsd; - pthread_attr_t attr; volatile int dead; struct { - void **head; + volatile void *volatile head; long off; - void *pending; + volatile void *volatile pending; } robust_list; int unblock_cancel; - int timer_id; + volatile int timer_id; locale_t locale; - int killlock[2]; - int exitlock[2]; - int startlock[2]; + volatile int killlock[2]; + volatile int exitlock[2]; + volatile int startlock[2]; unsigned long sigmask[_NSIG/8/sizeof(long)]; + char *dlerror_buf; + int dlerror_flag; + void *stdio_locks; + uintptr_t canary_at_end; + void **dtv_copy; }; struct __timer { @@ -61,30 +65,38 @@ struct __timer { #define _a_policy __u.__i[3*__SU+2] #define _a_prio __u.__i[3*__SU+3] #define _m_type __u.__i[0] -#define _m_lock __u.__i[1] -#define _m_waiters __u.__i[2] +#define _m_lock __u.__vi[1] +#define _m_waiters __u.__vi[2] #define _m_prev __u.__p[3] #define _m_next __u.__p[4] #define _m_count __u.__i[5] -#define _c_mutex __u.__p[0] -#define _c_seq __u.__i[2] -#define _c_waiters __u.__i[3] +#define _c_shared __u.__p[0] +#define _c_seq __u.__vi[2] +#define _c_waiters __u.__vi[3] #define _c_clock __u.__i[4] -#define _c_lock __u.__i[5] -#define _c_lockwait __u.__i[6] -#define _c_waiters2 __u.__i[7] -#define _c_destroy __u.__i[8] -#define _rw_lock __u.__i[0] -#define _rw_waiters __u.__i[1] -#define _b_lock __u.__i[0] -#define _b_waiters __u.__i[1] +#define _c_lock __u.__vi[8] +#define _c_head __u.__p[1] +#define _c_tail __u.__p[5] +#define _rw_lock __u.__vi[0] +#define _rw_waiters __u.__vi[1] +#define _rw_shared __u.__i[2] +#define _b_lock __u.__vi[0] +#define _b_waiters __u.__vi[1] #define _b_limit __u.__i[2] -#define _b_count __u.__i[3] -#define _b_waiters2 __u.__i[4] +#define _b_count __u.__vi[3] +#define _b_waiters2 __u.__vi[4] #define _b_inst __u.__p[3] #include "pthread_arch.h" +#ifndef CANARY +#define CANARY canary +#endif + +#ifndef DTP_OFFSET +#define DTP_OFFSET 0 +#endif + #define SIGTIMER 32 #define SIGCANCEL 33 #define SIGSYNCCALL 34 @@ -106,20 +118,32 @@ int __libc_sigprocmask(int, const sigset_t *, sigset_t *); void __lock(volatile int *); void __unmapself(void *, size_t); -int __timedwait(volatile int *, int, clockid_t, const struct timespec *, void (*)(void *), void *, int); -void __wait(volatile int *, volatile int *, int, int); -#define __wake(addr, cnt, priv) \ - __syscall(SYS_futex, addr, FUTEX_WAKE, (cnt)<0?INT_MAX:(cnt)) +void __vm_wait(void); +void __vm_lock(void); +void __vm_unlock(void); -void __acquire_ptc(); -void __release_ptc(); -void __inhibit_ptc(); +int __timedwait(volatile int *, int, clockid_t, const struct timespec *, int); +int __timedwait_cp(volatile int *, int, clockid_t, const struct timespec *, int); +void __wait(volatile int *, volatile int *, int, int); +static inline void __wake(volatile void *addr, int cnt, int priv) +{ + if (priv) priv = 128; + if (cnt<0) cnt = INT_MAX; + __syscall(SYS_futex, addr, FUTEX_WAKE|priv, cnt) != -ENOSYS || + __syscall(SYS_futex, addr, FUTEX_WAKE, cnt); +} + +void __acquire_ptc(void); +void __release_ptc(void); +void __inhibit_ptc(void); void __block_all_sigs(void *); void __block_app_sigs(void *); void __restore_sigs(void *); #define DEFAULT_STACK_SIZE 81920 -#define DEFAULT_GUARD_SIZE PAGE_SIZE +#define DEFAULT_GUARD_SIZE 4096 + +#define __ATTRP_C11_THREAD ((void*)(uintptr_t)-1) #endif