diff options
Diffstat (limited to 'nsprpub/pr/include/md/_irix.h')
-rw-r--r-- | nsprpub/pr/include/md/_irix.h | 438 |
1 files changed, 0 insertions, 438 deletions
diff --git a/nsprpub/pr/include/md/_irix.h b/nsprpub/pr/include/md/_irix.h deleted file mode 100644 index 04413b992..000000000 --- a/nsprpub/pr/include/md/_irix.h +++ /dev/null @@ -1,438 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ - -#ifndef nspr_irix_defs_h___ -#define nspr_irix_defs_h___ - -#define _PR_HAVE_ATOMIC_CAS - -/* - * MipsPro assembler defines _LANGUAGE_ASSEMBLY - */ -#ifndef _LANGUAGE_ASSEMBLY - -#include "prclist.h" -#include "prthread.h" -#include <sys/ucontext.h> - -/* - * Internal configuration macros - */ - -#define PR_LINKER_ARCH "irix" -#define _PR_SI_SYSNAME "IRIX" -#define _PR_SI_ARCHITECTURE "mips" -#define PR_DLL_SUFFIX ".so" - -#define _PR_VMBASE 0x30000000 -#define _PR_STACK_VMBASE 0x50000000 -#define _PR_NUM_GCREGS 9 -#define _MD_MMAP_FLAGS MAP_PRIVATE - -#define _MD_DEFAULT_STACK_SIZE 65536L -#define _MD_MIN_STACK_SIZE 16384L - -#undef HAVE_STACK_GROWING_UP -#define HAVE_WEAK_IO_SYMBOLS -#define HAVE_WEAK_MALLOC_SYMBOLS -#define HAVE_DLL -#define USE_DLFCN -#define _PR_HAVE_ATOMIC_OPS -#define _PR_POLL_AVAILABLE -#define _PR_USE_POLL -#define _PR_STAT_HAS_ST_ATIM -#define _PR_HAVE_OFF64_T -#define HAVE_POINTER_LOCALTIME_R -#define _PR_HAVE_POSIX_SEMAPHORES -#define PR_HAVE_POSIX_NAMED_SHARED_MEMORY -#define _PR_ACCEPT_INHERIT_NONBLOCK - -#ifdef _PR_INET6 -#define _PR_HAVE_INET_NTOP -#define _PR_HAVE_GETIPNODEBYNAME -#define _PR_HAVE_GETIPNODEBYADDR -#define _PR_HAVE_GETADDRINFO -#endif - -/* Initialization entry points */ -NSPR_API(void) _MD_EarlyInit(void); -#define _MD_EARLY_INIT _MD_EarlyInit - -NSPR_API(void) _MD_IrixInit(void); -#define _MD_FINAL_INIT _MD_IrixInit - -#define _MD_INIT_IO() - -/* Timer operations */ -NSPR_API(PRIntervalTime) _MD_IrixGetInterval(void); -#define _MD_GET_INTERVAL _MD_IrixGetInterval - -NSPR_API(PRIntervalTime) _MD_IrixIntervalPerSec(void); -#define _MD_INTERVAL_PER_SEC _MD_IrixIntervalPerSec - -/* GC operations */ -NSPR_API(void *) _MD_GetSP(PRThread *thread); -#define _MD_GET_SP _MD_GetSP - -/* The atomic operations */ -#include <mutex.h> -#define _MD_INIT_ATOMIC() -#define _MD_ATOMIC_INCREMENT(val) add_then_test((unsigned long*)val, 1) -#define _MD_ATOMIC_ADD(ptr, val) add_then_test((unsigned long*)ptr, (unsigned long)val) -#define _MD_ATOMIC_DECREMENT(val) add_then_test((unsigned long*)val, 0xffffffff) -#define _MD_ATOMIC_SET(val, newval) test_and_set((unsigned long*)val, newval) - -#if defined(_PR_PTHREADS) -#else /* defined(_PR_PTHREADS) */ - -/************************************************************************/ - -#include <setjmp.h> -#include <errno.h> -#include <unistd.h> -#include <bstring.h> -#include <sys/time.h> -#include <ulocks.h> -#include <sys/prctl.h> - - -/* - * Data region private to each sproc. This region is setup by calling - * mmap(...,MAP_LOCAL,...). The private data is mapped at the same - * address in every sproc, but every sproc gets a private mapping. - * - * Just make sure that this structure fits in a page, as only one page - * is allocated for the private region. - */ -struct sproc_private_data { - struct PRThread *me; - struct _PRCPU *cpu; - struct PRThread *last; - PRUintn intsOff; - int sproc_pid; -}; - -extern char *_nspr_sproc_private; - -#define _PR_PRDA() ((struct sproc_private_data *) _nspr_sproc_private) -#define _MD_SET_CURRENT_THREAD(_thread) _PR_PRDA()->me = (_thread) -#define _MD_THIS_THREAD() (_PR_PRDA()->me) -#define _MD_LAST_THREAD() (_PR_PRDA()->last) -#define _MD_SET_LAST_THREAD(_thread) _PR_PRDA()->last = (_thread) -#define _MD_CURRENT_CPU() (_PR_PRDA()->cpu) -#define _MD_SET_CURRENT_CPU(_cpu) _PR_PRDA()->cpu = (_cpu) -#define _MD_SET_INTSOFF(_val) (_PR_PRDA()->intsOff = _val) -#define _MD_GET_INTSOFF() (_PR_PRDA()->intsOff) - -#define _MD_SET_SPROC_PID(_val) (_PR_PRDA()->sproc_pid = _val) -#define _MD_GET_SPROC_PID() (_PR_PRDA()->sproc_pid) - -NSPR_API(struct PRThread*) _MD_get_attached_thread(void); -NSPR_API(struct PRThread*) _MD_get_current_thread(void); -#define _MD_GET_ATTACHED_THREAD() _MD_get_attached_thread() -#define _MD_CURRENT_THREAD() _MD_get_current_thread() - -#define _MD_CHECK_FOR_EXIT() { \ - if (_pr_irix_exit_now) { \ - _PR_POST_SEM(_pr_irix_exit_sem); \ - _MD_Wakeup_CPUs(); \ - _exit(0); \ - } \ - } - -#define _MD_ATTACH_THREAD(threadp) - -#define _MD_SAVE_ERRNO(_thread) (_thread)->md.errcode = errno; -#define _MD_RESTORE_ERRNO(_thread) errno = (_thread)->md.errcode; - -extern struct _PRCPU *_pr_primordialCPU; -extern usema_t *_pr_irix_exit_sem; -extern PRInt32 _pr_irix_exit_now; -extern int _pr_irix_primoridal_cpu_fd[]; -extern PRInt32 _pr_irix_process_exit; -extern PRInt32 _pr_irix_process_exit_code; - -/* Thread operations */ -#define _PR_LOCK_HEAP() { \ - PRIntn _is; \ - if (_pr_primordialCPU) { \ - if (_MD_GET_ATTACHED_THREAD() && \ - !_PR_IS_NATIVE_THREAD( \ - _MD_GET_ATTACHED_THREAD())) \ - _PR_INTSOFF(_is); \ - _PR_LOCK(_pr_heapLock); \ - } - -#define _PR_UNLOCK_HEAP() if (_pr_primordialCPU) { \ - _PR_UNLOCK(_pr_heapLock); \ - if (_MD_GET_ATTACHED_THREAD() && \ - !_PR_IS_NATIVE_THREAD( \ - _MD_GET_ATTACHED_THREAD())) \ - _PR_INTSON(_is); \ - } \ - } - -#define _PR_OPEN_POLL_SEM(_sem) usopenpollsema(_sem, 0666) -#define _PR_WAIT_SEM(_sem) uspsema(_sem) -#define _PR_POST_SEM(_sem) usvsema(_sem) - -#define _MD_CVAR_POST_SEM(threadp) usvsema((threadp)->md.cvar_pollsem) - -#define _MD_IOQ_LOCK() -#define _MD_IOQ_UNLOCK() - -struct _MDLock { - ulock_t lock; - usptr_t *arena; -}; - -/* - * disable pre-emption for the LOCAL threads when calling the arena lock - * routines - */ - -#define _PR_LOCK(lock) { \ - PRIntn _is; \ - PRThread *me = _MD_GET_ATTACHED_THREAD(); \ - if (me && !_PR_IS_NATIVE_THREAD(me)) \ - _PR_INTSOFF(_is); \ - ussetlock(lock); \ - if (me && !_PR_IS_NATIVE_THREAD(me)) \ - _PR_FAST_INTSON(_is); \ - } - -#define _PR_UNLOCK(lock) { \ - PRIntn _is; \ - PRThread *me = _MD_GET_ATTACHED_THREAD(); \ - if (me && !_PR_IS_NATIVE_THREAD(me)) \ - _PR_INTSOFF(_is); \ - usunsetlock(lock); \ - if (me && !_PR_IS_NATIVE_THREAD(me)) \ - _PR_FAST_INTSON(_is); \ - } - -NSPR_API(PRStatus) _MD_NEW_LOCK(struct _MDLock *md); -NSPR_API(void) _MD_FREE_LOCK(struct _MDLock *lockp); - -#define _MD_LOCK(_lockp) _PR_LOCK((_lockp)->lock) -#define _MD_UNLOCK(_lockp) _PR_UNLOCK((_lockp)->lock) -#define _MD_TEST_AND_LOCK(_lockp) (uscsetlock((_lockp)->lock, 1) == 0) - -extern ulock_t _pr_heapLock; - -struct _MDThread { - jmp_buf jb; - usptr_t *pollsem_arena; - usema_t *cvar_pollsem; - PRInt32 cvar_pollsemfd; - PRInt32 cvar_pollsem_select; /* acquire sem by calling select */ - PRInt32 cvar_wait; /* if 1, thread is waiting on cvar Q */ - PRInt32 id; - PRInt32 suspending_id; - int errcode; -}; - -struct _MDThreadStack { - PRInt8 notused; -}; - -struct _MDSemaphore { - usema_t *sem; -}; - -struct _MDCVar { - ulock_t mdcvar_lock; -}; - -struct _MDSegment { - PRInt8 notused; -}; - -/* - * md-specific cpu structure field - */ -#define _PR_MD_MAX_OSFD FD_SETSIZE - -struct _MDCPU_Unix { - PRCList ioQ; - PRUint32 ioq_timeout; - PRInt32 ioq_max_osfd; - PRInt32 ioq_osfd_cnt; -#ifndef _PR_USE_POLL - fd_set fd_read_set, fd_write_set, fd_exception_set; - PRInt16 fd_read_cnt[_PR_MD_MAX_OSFD],fd_write_cnt[_PR_MD_MAX_OSFD], - fd_exception_cnt[_PR_MD_MAX_OSFD]; -#else - struct pollfd *ioq_pollfds; - int ioq_pollfds_size; -#endif /* _PR_USE_POLL */ -}; - -#define _PR_IOQ(_cpu) ((_cpu)->md.md_unix.ioQ) -#define _PR_ADD_TO_IOQ(_pq, _cpu) PR_APPEND_LINK(&_pq.links, &_PR_IOQ(_cpu)) -#define _PR_FD_READ_SET(_cpu) ((_cpu)->md.md_unix.fd_read_set) -#define _PR_FD_READ_CNT(_cpu) ((_cpu)->md.md_unix.fd_read_cnt) -#define _PR_FD_WRITE_SET(_cpu) ((_cpu)->md.md_unix.fd_write_set) -#define _PR_FD_WRITE_CNT(_cpu) ((_cpu)->md.md_unix.fd_write_cnt) -#define _PR_FD_EXCEPTION_SET(_cpu) ((_cpu)->md.md_unix.fd_exception_set) -#define _PR_FD_EXCEPTION_CNT(_cpu) ((_cpu)->md.md_unix.fd_exception_cnt) -#define _PR_IOQ_TIMEOUT(_cpu) ((_cpu)->md.md_unix.ioq_timeout) -#define _PR_IOQ_MAX_OSFD(_cpu) ((_cpu)->md.md_unix.ioq_max_osfd) -#define _PR_IOQ_OSFD_CNT(_cpu) ((_cpu)->md.md_unix.ioq_osfd_cnt) -#define _PR_IOQ_POLLFDS(_cpu) ((_cpu)->md.md_unix.ioq_pollfds) -#define _PR_IOQ_POLLFDS_SIZE(_cpu) ((_cpu)->md.md_unix.ioq_pollfds_size) - -#define _PR_IOQ_MIN_POLLFDS_SIZE(_cpu) 32 - - -struct _MDCPU { - PRInt32 id; - PRInt32 suspending_id; - struct _MDCPU_Unix md_unix; -}; - -/* -** Initialize the thread context preparing it to execute _main. -*/ -#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \ - PR_BEGIN_MACRO \ - int *jb = (_thread)->md.jb; \ - *status = PR_TRUE; \ - (void) setjmp(jb); \ - (_thread)->md.jb[JB_SP] = (int) ((_sp) - 64); \ - (_thread)->md.jb[JB_PC] = (int) _main; \ - _thread->no_sched = 0; \ - PR_END_MACRO - -/* -** Switch away from the current thread context by saving its state and -** calling the thread scheduler. Reload cpu when we come back from the -** context switch because it might have changed. -* -* XXX RUNQ lock needed before clearing _PR_NO_SCHED flag, because the -* thread may be unr RUNQ? -*/ -#define _MD_SWITCH_CONTEXT(_thread) \ - PR_BEGIN_MACRO \ - PR_ASSERT(_thread->no_sched); \ - if (!setjmp(_thread->md.jb)) { \ - _MD_SAVE_ERRNO(_thread) \ - _MD_SET_LAST_THREAD(_thread); \ - _PR_Schedule(); \ - } else { \ - PR_ASSERT(_MD_LAST_THREAD() !=_MD_CURRENT_THREAD()); \ - _MD_LAST_THREAD()->no_sched = 0; \ - } \ - PR_END_MACRO - -/* -** Restore a thread context that was saved by _MD_SWITCH_CONTEXT or -** initialized by _MD_INIT_CONTEXT. -*/ -#define _MD_RESTORE_CONTEXT(_newThread) \ - PR_BEGIN_MACRO \ - int *jb = (_newThread)->md.jb; \ - _MD_RESTORE_ERRNO(_newThread) \ - _MD_SET_CURRENT_THREAD(_newThread); \ - _newThread->no_sched = 1; \ - longjmp(jb, 1); \ - PR_END_MACRO - -NSPR_API(PRStatus) _MD_InitThread(struct PRThread *thread, - PRBool wakeup_parent); -NSPR_API(PRStatus) _MD_InitAttachedThread(struct PRThread *thread, - PRBool wakeup_parent); -#define _MD_INIT_THREAD(thread) _MD_InitThread(thread, PR_TRUE) -#define _MD_INIT_ATTACHED_THREAD(thread) \ - _MD_InitAttachedThread(thread, PR_FALSE) - -NSPR_API(void) _MD_ExitThread(struct PRThread *thread); -#define _MD_EXIT_THREAD _MD_ExitThread - -NSPR_API(void) _MD_SuspendThread(struct PRThread *thread); -#define _MD_SUSPEND_THREAD _MD_SuspendThread - -NSPR_API(void) _MD_ResumeThread(struct PRThread *thread); -#define _MD_RESUME_THREAD _MD_ResumeThread - -NSPR_API(void) _MD_SuspendCPU(struct _PRCPU *thread); -#define _MD_SUSPEND_CPU _MD_SuspendCPU - -NSPR_API(void) _MD_ResumeCPU(struct _PRCPU *thread); -#define _MD_RESUME_CPU _MD_ResumeCPU - -#define _MD_BEGIN_SUSPEND_ALL() -#define _MD_END_SUSPEND_ALL() -#define _MD_BEGIN_RESUME_ALL() -#define _MD_END_RESUME_ALL() - -NSPR_API(void) _MD_InitLocks(void); -#define _MD_INIT_LOCKS _MD_InitLocks - -NSPR_API(void) _MD_CleanThread(struct PRThread *thread); -#define _MD_CLEAN_THREAD _MD_CleanThread - -#define _MD_YIELD() sginap(0) - -/* The _PR_MD_WAIT_LOCK and _PR_MD_WAKEUP_WAITER functions put to sleep and - * awaken a thread which is waiting on a lock or cvar. - */ -NSPR_API(PRStatus) _MD_wait(struct PRThread *, PRIntervalTime timeout); -#define _MD_WAIT _MD_wait - -NSPR_API(void) _PR_MD_primordial_cpu(); -NSPR_API(void) _PR_MD_WAKEUP_PRIMORDIAL_CPU(); - -NSPR_API(PRStatus) _MD_WakeupWaiter(struct PRThread *); -#define _MD_WAKEUP_WAITER _MD_WakeupWaiter - -NSPR_API(void ) _MD_exit(PRIntn status); -#define _MD_EXIT _MD_exit - -#include "prthread.h" - -NSPR_API(void) _MD_SetPriority(struct _MDThread *thread, - PRThreadPriority newPri); -#define _MD_SET_PRIORITY _MD_SetPriority - -NSPR_API(PRStatus) _MD_CreateThread( - struct PRThread *thread, - void (*start) (void *), - PRThreadPriority priority, - PRThreadScope scope, - PRThreadState state, - PRUint32 stackSize); -#define _MD_CREATE_THREAD _MD_CreateThread - -extern void _MD_CleanupBeforeExit(void); -#define _MD_CLEANUP_BEFORE_EXIT _MD_CleanupBeforeExit - -NSPR_API(void) _PR_MD_PRE_CLEANUP(PRThread *me); - - -/* The following defines the unwrapped versions of select() and poll(). */ -extern int _select(int nfds, fd_set *readfds, fd_set *writefds, - fd_set *exceptfds, struct timeval *timeout); -#define _MD_SELECT _select - -#include <stropts.h> -#include <poll.h> -#define _MD_POLL _poll -extern int _poll(struct pollfd *fds, unsigned long nfds, int timeout); - - -#define HAVE_THREAD_AFFINITY 1 - -NSPR_API(PRInt32) _MD_GetThreadAffinityMask(PRThread *unused, PRUint32 *mask); -#define _MD_GETTHREADAFFINITYMASK _MD_GetThreadAffinityMask - -NSPR_API(void) _MD_InitRunningCPU(struct _PRCPU *cpu); -#define _MD_INIT_RUNNING_CPU _MD_InitRunningCPU - -#endif /* defined(_PR_PTHREADS) */ - -#endif /* _LANGUAGE_ASSEMBLY */ - -#endif /* nspr_irix_defs_h___ */ |