X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Finternal%2Fpthread_impl.h;h=7c352bc42c14df5efc600c1f1432022fcdfd7b34;hb=4e98cce1c529a304d7b55b5455078b9532f93e9b;hp=56b92b22cca20d9fd1b4b91ad818d34e8d9ef8d5;hpb=2f437040e7911d9bef239588ea7ed6f4b9102922;p=musl diff --git a/src/internal/pthread_impl.h b/src/internal/pthread_impl.h index 56b92b22..7c352bc4 100644 --- a/src/internal/pthread_impl.h +++ b/src/internal/pthread_impl.h @@ -2,17 +2,9 @@ #define _PTHREAD_IMPL_H #include -#include #include -#include -#include #include #include -#include -#include -#include -#include -#include #include "libc.h" #include "syscall.h" #include "atomic.h" @@ -22,15 +14,17 @@ struct pthread { struct pthread *self; - void *dtv, *unused1, *unused2; + void **dtv, *unused1, *unused2; uintptr_t sysinfo; uintptr_t canary; pid_t tid, pid; - int tsd_used, errno_val, *errno_ptr; + int tsd_used, errno_val; volatile int cancel, canceldisable, cancelasync; int detached; unsigned char *map_base; size_t map_size; + void *stack; + size_t stack_size; void *start_arg; void *(*start)(void *); void *result; @@ -39,15 +33,19 @@ struct pthread { 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 delete_timer; + volatile int timer_id; locale_t locale; - int killlock[2]; - int exitlock[2]; + volatile int killlock[2]; + volatile int exitlock[2]; + volatile int startlock[2]; + unsigned long sigmask[_NSIG/8/sizeof(long)]; + void *stdio_locks; + void **dtv_copy; }; struct __timer { @@ -61,27 +59,30 @@ struct __timer { #define _a_guardsize __u.__s[1] #define _a_stackaddr __u.__s[2] #define _a_detach __u.__i[3*__SU+0] +#define _a_sched __u.__i[3*__SU+1] +#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" @@ -92,10 +93,10 @@ struct __timer { #define SIGALL_SET ((sigset_t *)(const unsigned long long [2]){ -1,-1 }) #define SIGPT_SET \ - ((sigset_t *)(const unsigned long [__SYSCALL_SSLEN/sizeof(long)]){ \ + ((sigset_t *)(const unsigned long [_NSIG/8/sizeof(long)]){ \ [sizeof(long)==4] = 3UL<<(32*(sizeof(long)>4)) }) #define SIGTIMER_SET \ - ((sigset_t *)(const unsigned long [__SYSCALL_SSLEN/sizeof(long)]){ \ + ((sigset_t *)(const unsigned long [_NSIG/8/sizeof(long)]){ \ 0x80000000 }) pthread_t __pthread_self_init(void); @@ -107,14 +108,28 @@ 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); +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); -void __wake(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 __synccall_lock(); -void __synccall_unlock(); +void __acquire_ptc(); +void __release_ptc(); +void __inhibit_ptc(); + +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 __ATTRP_C11_THREAD ((void*)(uintptr_t)-1) + #endif