of the TLS macros, otherwise the compiler might not have initialized
the PIC register yet when we use the PLT via asm.
* elf/tst-tlsmod3.c (in_dso2): Likewise.
* elf/tst-tlsmod2.c (in_dso): Likewise.
[USE_TLS && HAVE___THREAD]: Just include the sysdeps/generic file,
which does the right thing when __thread support is available.
* descr.h (struct _pthread_descr_struct) [USE_TLS && HAVE___THREAD]:
Omit `p_libc_specific', `p_errnop', `p_errno', `p_h_errnop',
`p_h_errno', `p_resp', and `p_res' members.
* pthread.c (__pthread_initialize_minimal) [USE_TLS && HAVE___THREAD]:
Don't initialize `p_errnop' and `p_h_errnop' members.
(__pthread_reset_main_thread): Likewise.
(__pthread_initialize_manager): Likewise.
* manager.c (__pthread_manager, pthread_handle_create): Likewise.
* pthread.c (pthread_initialize) [USE_TLS && HAVE___THREAD]:
Don't initialize `p_resp' member.
(__pthread_reset_main_thread): Likewise.
* manager.c (pthread_handle_create): Likewise.
* specific.c (libc_internal_tsd_set, libc_internal_tsd_get):
Conditionalize these on [!(USE_TLS && HAVE___THREAD)].
* errno.c [USE_TLS && HAVE___THREAD]
(__h_errno_location, __res_state): Don't define these at all.
* sysdeps/i386/tls.h (INSTALL_DTV): Add parens around arguments!
(INSTALL_NEW_DTV, GET_DTV): Likewise.
* sysdeps/sh/tls.h (INSTALL_DTV, INSTALL_NEW_DTV, GET_DTV): Likewise.
* weaks.c: Don't include <errno.h> here.
2002-08-01 Roland McGrath <roland@redhat.com>
* sysdeps/i386/tls.h (TLS_DO_MODIFY_LDT): New macro, broken out of
TLS_INIT_TP.
(TLS_DO_SET_THREAD_AREA): New macro, uses thread_set_area syscall.
(TLS_SETUP_GS_SEGMENT): New macro, try one or the other or both.
(TLS_INIT_TP): Use that.
2002-07-23 Ulrich Drepper <drepper@redhat.com>
* sysdeps/generic/libc-tls.c: New file.
* csu/Makefile (routines): Add libc-tls.
(static-only-routines): Add libc-tls.
* elf/dl-support.c (_dl_phdr): New variable.
(_dl_phnum): New variable.
(_dl_aux_init): Initialize _dl_phdr and _dl_phnum from aux vector.
* sysdeps/generic/libc-start.c (__libc_start_main): Reorganize code
for !SHARED. First look through auxiliary vector. If TLS always
call __pthread_initialize_minimal.
* sysdeps/generic/dl-tls.c (_dl_allocate_tls): Make sure size argument
in mmap call is never zero.
2001-11-30 Andreas Schwab <schwab@suse.de>
* pthread.c (pthread_handle_sigcancel) [THREAD_SELF]: Double check
that self is the manager thread, and initialize the thread
register if not.
(thread_self_stack) [THREAD_SELF]: New function to find self via
stack pointer.
* manager.c (pthread_handle_create): Don't block cancel signal any
more.
(THREAD_GETMEM_NC):
2001-11-22 Wolfram Gloger <wg@malloc.de>
* pthread.c (pthread_onexit_process): Don't call free
after threads have been asynchronously terminated.
* manager.c (pthread_handle_exit): Surround cancellation
of threads with __flockfilelist()/__funlockfilelist().
2001-10-04 Ben Collins <bcollins@debian.org>
* sysdeps/generic/inttypes.h: Fix typo (define, not defined) in
decleration of __need_wchar_t.
2001-10-03 Jakub Jelinek <jakub@redhat.com>
* string/bits/string2.h (__strsep_g): Add prototype.
(__strsep): Use it.
* string/Versions (__strsep): Remove.
* sysdeps/generic/strsep.c (__strsep_g): Add alias to __strsep.
2001-10-07 Ulrich Drepper <drepper@redhat.com>
* manua/llio.texi: Clarify file references added by mmap.
Patch by Marcus Brinkmann <Marcus.Brinkmann@ruhr-uni-bochum.de>.
2001-07-15 Ulrich Drepper <drepper@redhat.com>
* malloc/obstack.c: Define __attribute__ for non-gcc compilers.
Patch by Jim Meyering <jim@meyering.net>.
2001-07-12 Martin Schwidefsky <schwidefsky@de.ibm.com>
* sysdeps/unix/sysv/linux/s390/s390-64/bits/sigaction.h: Reorder
fields in the sigaction struct to match the definition in the kernel.
2001-07-12 Martin Schwidefsky <schwidefsky@de.ibm.com>
* sysdeps/unix/sysv/linux/s390/s390-32/mmap64.S: Correct the
test for ENOSYS.
2001-07-12 Martin Schwidefsky <schwidefsky@de.ibm.com>
* sysdeps/s390/s390-32/bits/setjmp.h: Add leading underscores
to the entries in the __jmp_buf structure.
* sysdeps/s390/s390-64/bits/setjmp.h: Likewise.
2001-07-12 Martin Schwidefsky <schwidefsky@de.ibm.com>
* sysdeps/s390/s390-32/bcopy.S: Use mvcle for big blocks
(> 64K) and a mvc loop for small blocks.
* sysdeps/s390/s390-32/memcpy.S: Likewise.
* sysdeps/s390/s390-64/bcopy.S: Likewise.
* sysdeps/s390/s390-64/memcpy.S: Likewise.
2001-05-01 Kaz Kylheku <kaz@ashi.footprints.net>
Memory barrier overhaul following line by line inspection.
* mutex.c (pthread_once): Missing memory barriers added.
* pthread.c (__pthread_wait_for_restart_signal,
__pthread_timedsuspend_new, __pthread_restart_new): Added
memory barriers ``just in case'' and for documentary value.
* spinlock.c (__pthread_release): New inline function for releasing
spinlock, to complement __pthread_acquire. Includes memory
barrier prior to assignment to spinlock, and __asm __volatile
dance to prevent reordering or optimization of the spinlock access.
* spinlock.c (__pthread_unlock, __pthread_alt_lock,
__pthread_alt_timedlock, __pthread_alt_unlock,
__pthread_compare_and_swap): Updated to use new __pthread_release
instead of updating spinlock directly.
* spinlock.c (__pthread_lock, __pthread_unlock, wait_node_alloc,
wait_node_free, wait_node_dequeue, __pthread_alt_lock,
__pthread_alt_timedlock, __pthread_alt_unlock, __pthread_acquire):
Memory barrier overhaul. Lots of missing memory barriers added,
a couple needless ones removed.
* spinlock.c (__pthread_compare_and_swap): testandset optimization
removed, just calls __pthread_acquire, which has the new read
barrier in it before its testandset.
2001-04-21 Ulrich Drepper <drepper@redhat.com>
* elf/dl-support.c: Include cpuclock-init.h. Use CPUCLOCK_VARDEF and
CPUCLOCK_INIT if defined.
* sysdeps/generic/dl-sysdep.c: Likewise.
* sysdeps/generic/cpuclock-init.h: New file.
* sysdeps/unix/i386/i586/cpuclock-init.h: New file.
* sysdeps/unix/i386/i586/Versions: New file.
* sysdeps/unix/i386/i586/clock_settime.c: New file.
* sysdeps/unix/i386/i586/clock_gettime.c: Handle thread CPU clock
separately by calling __pthread_clock_gettime if this function is
available. Subtract offset from tsc value before computing time value.
2001-04-10 Martin Schwidefsky <schwidefsky@de.ibm.com>
* sysdeps/unix/sysv/linux/s390/s390-32/getcontext.S: Fix return
value of getcontext.
* sysdeps/unix/sysv/linux/s390/s390-64/getcontext.S: Likewise.
* sysdeps/unix/sysv/linux/s390/s390-32/setcontext.S: Fix return
value of setcontext.
* sysdeps/unix/sysv/linux/s390/s390-64/setcontext.S: Likewise.
* sysdeps/unix/sysv/linux/s390/swapcontext.c: Skip setcontext
call by changing the saved context.
2001-03-16 Ulrich Drepper <drepper@redhat.com>
* sysdeps/ieee754/ldbl-96/s_erfl.c: New file.
Contributed by Stephen L. Moshier <moshier@na-net.ornl.gov>.
* sysdeps/i386/fpu/libm-test-ulps: Adjust for addition of erfl and
erfcl.
* sysdeps/ia64/fpu/libm-test-ulps: Likewise.
* sysdeps/unix/sysv/linux/ia64/swapcontext.c: New file.
2001-01-13 Jakub Jelinek <jakub@redhat.com>
* inet/ether_ntoh.c (lookup_function): Change arguments to match
_nss_*_getntohost_r prototype.
(ether_ntohost): Pass errno pointer to NSS function.
2001-01-12 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
* sysdeps/unix/sysv/linux/powerpc/bits/mman.h (MS_SYNC): Fix value.
(MAP_LOCKED): New definition.
(MAP_NORESERVE): New definition.
* internals.h: Declare __pthread_max_stacksize.
* pthread.c (__pthread_max_stacksize): New variable.
(__pthread_initialize_manager): Determine __pthread_initialize_manager
value.
* manager.c (thread_segment): Return always NULL if FLOATING_STACKS.
(pthread_allocate_stack): Allow kernel to choose stack address if
FLOATING_STACKS. This also handles variable-sized stacks.
Always allocate stack and guardoage together. Use mprotect to
change guardpage access.
* sysdeps/i386/useldt.h: Define FLOATING_STACKS and
ARCH_STACK_MAX_SIZE.
* attr.c (__pthread_attr_setstacksize): Also test value against
upper limit.
2000-08-04 Ulrich Drepper <drepper@redhat.com>
* manager.c (__pthread_nonstandard_stacks): Define only if
THREAD_SELF is not defined.
(pthread_allocate_stack): Always initialize gardaddr to a correct
value.
(pthread_handle_create): Unmap thread with one call.
(pthread_free): Remove test for initial thread before removing stack.
Unmap stack with one call.
* pthread.c (__pthread_initial_thread): Initialize p_userstack to
1 to avoid removing the stack.
* internals.h (strict __pthread_descr_struct): Add p_sem_avail.
* semaphore.c: Handle spurious wakeups.
* sysdeps/pthread/pthread.h: Add back PTHREAD_MUTX_FAST_NP as an alias
for PTHREAD_MUTEX_ADAPTIVE_NP for source code compatibility.
* pthread.c (__pthread_set_own_extricate): Use THREAD_GETMEM.
(__pthread_wait_for_restart): Likewise.
* condvar.c (pthread_cond_wait): Also check whether thread is
cancelable before aborting loop.
(pthread_cond_timedwait): Likewise.
2000-07-25 Mark Kettenis <kettenis@gnu.org>
* nss/nss_files/files-netgrp.c (strip_whitespace): New function.
(_nss_netgroup_parseline): Use strip_whitespace to strip off any
leading and trailing spaces from host, user and domain name.
2000-07-25 Jes Sorensen <jes@linuxcare.com>
* csu/defs.awk: Add support for need_endp.
2000-07-25 Mark Kettenis <kettenis@gnu.org>
* resolv/resolv.h: Remove __P from res_send_qhook and
res_send_rhook typedefs.
2000-07-25 Bruno Haible <haible@clisp.cons.org>
* intl/tst-translit.c (main): Unset OUTPUT_CHARSET.
2000-07-18 Ulrich Drepper <drepper@redhat.com>
* intl/Makefile: Make sure tst-translit is run after tst-gettext.
* locale/C-ctype.c: Add initializers for gap elements.
* locale/programs/ld-ctype.c (ctype_output): Write out index entries
for gap elements.
2000-05-05 H.J. Lu <hjl@gnu.org>
* sysdeps/ia64/pt-machine.h (__compare_and_swap): Change it to
have acquire semantics.
(__compare_and_swap_with_release_semantics): New inline
function.
(HAS_COMPARE_AND_SWAP_WITH_RELEASE_SEMANTICS): New macro.
2000-01-28 Hans Boehm <hboehm@exch.hpl.hp.com>
* manager.c: Fix the problem with signals at startup.
Change the way that thread stacks are allocated on IA64.
Clean up some of the guard page allocation stuff.
1999-12-19 H.J. Lu <hjl@gnu.org>
* internals.h (page_roundup): New.
* attr.c (__pthread_attr_setguardsize); Use page_roundup
instead of roundup.
* manager.c (pthread_allocate_stack): Make sure guardaddr is
page aligned with page_roundup if NEED_SEPARATE_REGISTER_STACK
is define.
1999-12-17 Hans Boehm <hboehm@exch.hpl.hp.com>
* manager.c (pthread_allocate_stack): Unmap the stack top
if failed to map the stack bottom.
Fix the guard page.
(pthread_free): Fix the guard page.
* pthread.c (pthread_initialize): Set rlimit correctly for
NEED_SEPARATE_REGISTER_STACK.
1999-12-16 H.J. Lu <hjl@gnu.org>
* pthread.c (__pthread_initialize_manager): Pass
__pthread_manager_thread_bos instead of
__pthread_manager_thread_tos to __clone2.
1999-12-16 H.J. Lu <hjl@gnu.org>
* manager.c (pthread_allocate_stack): Correct the calculation
of "new_thread_bottom". Remove MAP_GROWSDOWN from mmap for
stack bottom.
1999-12-13 H.J. Lu <hjl@gnu.org>
* sysdeps/ia64/pt-machine.h (__compare_and_swap): Added a stop
bit after setting ar.ccv.
1999-12-12 H.J. Lu <hjl@gnu.org>
* manager.c (pthread_allocate_stack): Make the starting
address of the stack bottom page aligned. FIXME: it may
need changes in other places.
(pthread_handle_create): Likewise.
1999-12-11 Hans Boehm <hboehm@exch.hpl.hp.com>
* manager.c (pthread_allocate_stack): Handle
NEED_SEPARATE_REGISTER_STACK.
(pthread_handle_create): Likewise.
* pthread.c (__pthread_initialize_manager): Likewise.
* sysdeps/ia64/pt-machine.h: Use r13 for thread pointer.
1999-12-02 H.J. Lu <hjl@gnu.org>
* sysdeps/ia64/pt-machine.h: New.
2000-06-10 Ulrich Drepper <drepper@redhat.com>
* pthread.c (__pthread_create_2_1): Optimize a bit.
* internals.h (invalid_handle): Also test for p_terminated != 0.
(nonexisting_handle): New function. Same as old invalid_handle.
* join.c (pthread_join): Use nonexisting_handle instead of
invalid_handle to test for acceptable thread handle.
Reported by Permaine Cheung <pcheung@cygnus.com>.
