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* sysdeps/x86_64/tls.h: Remove unnecessary macros, left over from x86.
(TLS_GET_FS): New #define.
(TLS_SET_FS): New #define.
Correct value of __NR_set_thread_area.
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2003-02-07 Ulrich Drepper <drepper@redhat.com>
* sysdeps/x86_64/td_ta_map_lwp2thr.c: New file.
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* malloc/hooks.c [_LIBC && (USE___THREAD || (USE_TLS && !SHARED))]
(malloc_starter, memalign_starter, free_starter): Don't define these.
* malloc/malloc.c [_LIBC && (USE___THREAD || (USE_TLS && !SHARED))]:
Don't declare them either.
* malloc/arena.c (ptmalloc_init) [_LIBC && USE_TLS]: Don't call
__pthread_initialize, so no need to set hooks to *_starter.
(ptmalloc_init_minimal): New function, broken out of ptmalloc_init.
[_LIBC && SHARED && USE_TLS && !USE___THREAD]
(__libc_malloc_pthread_startup): New function.
* malloc/Versions (libc: GLIBC_PRIVATE): New set, add that function.
* malloc/hooks.c (memalign_starter): New function.
* malloc/malloc.c: Declare it.
* malloc/arena.c (save_memalign_hook): New variable.
(ptmalloc_init): Set __memalign_hook to memalign_starter.
* elf/dl-minimal.c (free): Clear the memory.
(calloc): Just call malloc, knowing all memory it returns is cleared.
* sysdeps/generic/dl-tls.c (allocate_dtv): Use calloc instead of
malloc and memset; calloc can avoid the zeroing when redundant.
(_dl_tls_setup): Likewise.
* elf/dl-load.c (decompose_rpath): Likewise.
* sysdeps/generic/libc-tls.c (__libc_setup_tls): Comment out memset
call, since memory from sbrk at startup is already zero.
* elf/rtld.c (_dl_start, dl_main): TLS_INIT_TP macro now returns an
error string for failure, null for success. Update callers.
* sysdeps/generic/libc-tls.c (__libc_setup_tls): Likewise.
* elf/dl-load.c (_dl_map_object_from_fd): Likewise.
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2002-12-05 Jakub Jelinek <jakub@redhat.com>
* sysdeps/i386/tls.h: Include stdlib.h.
* sysdeps/x86_64/tls.h: Likewise.
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* sysdeps/x86_64/bits/atomic.h: New file.
* sysdeps/i386/i686/bits/atomic.h: Fix asm syntax for 8- and
16-bit operations.
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* sysdeps/x86_64/pthreaddef.h: New file.
* sysdeps/i386/pthreaddef.h (gettid): Removed.
* sysdeps/x86_64/pthread_spin_init.c: New file.
* sysdeps/x86_64/pthread_spin_lock.c: New file.
* sysdeps/x86_64/pthread_spin_trylock.c: New file.
* sysdeps/x86_64/pthread_spin_unlock.c: New file.
* sysdeps/i386/i686/pthread_spin_trylock.S (pthread_spin_trylock):
Add missing lock prefix. Minute optimization.
* tst-spin2.c (main): Also check successful trylock call.
* sysdeps/pthread/pthread_sigmask.c (pthread_sigmask): Use correct
syscall. Fix typo in case INTERNAL_SYSCALL is not used.
* sysdeps/i386/pthread_spin_destroy.c: Moved to...
* sysdeps/pthread/pthread_spin_destroy.c: ...here. New file.
* sysdeps/i386/pthread_sigmask.c: Removed. Use the generic code.
* sysdeps/pthread/pthread_sigmask.c (pthread_sigmask): Return correct
value in case of an error. Add support for INTERNAL_SYSCALL.
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2002-11-27 Isamu Hasegawa <isamu@yamato.ibm.com>
* posix/regcomp.c (parse_expression): Set the bit since the back
reference is used in the regular expression.
* posix/regex_internal.c (re_node_set_init_1): Make it clean in case
of malloc failure.
(re_node_set_init_copy): Likewise.
* posix/regex_internal.h (state_array_t): New structure.
(re_sub_match_last_t): Likewise.
(re_sub_match_top_t): Likewise.
(re_match_context_t): Add new members.
(re_dfa_t): Likewise.
* posix/regexec.c (re_search_internal): Invoke prune_impossible_nodes
to check the matching is really correct, and retry if failed.
Move the routin pruning the impossible nodes from here, ...
(prune_impossible_nodes): To this function.
(check_matching): Invoke check_subexp_matching_top, and replace
redundant checking with transit_state_bkref invocation.
(proceed_next_node): Replace strncmp with memcmp. Reported by
Paolo Bonzini <bonzini@gnu.org>.
(update_cur_sifted_state): Remove search_subexp invocation.
(search_subexp): Remove this function.
(check_dst_limits_calc_pos): Use search_cur_bkref_entry for
optimization.
(sift_states_bkref): Use search_cur_bkref_entry for optimization.
Remove unused invocation of match_ctx_add_entry.
(transit_state): Invoke check_subexp_matching_top.
(check_subexp_matching_top): New function.
(transit_state_bkref): Remove unused array.
Merge transit_state_bkref_loop.
(transit_state_bkref_loop): Use get_subexp instead of
sift_states_backward. Use search_cur_bkref_entry for optimization.
Merge this function to transit_state_bkref.
(get_subexp): New function.
(get_subexp_sub): Likewise.
(find_subexp_node): Likewise.
(check_arrival): Likewise.
(check_arrival_expand_ecl): Likewise.
(check_arrival_expand_ecl_sub): Likewise.
(expand_bkref_cache): Likewise.
(match_ctx_init): Initialize new members.
(match_ctx_clean): New function.
(match_ctx_free): Release new members.
(match_ctx_free_subtops): New function.
(match_ctx_add_entry): Fix indent.
(search_cur_bkref_entry): New function.
(match_ctx_add_subtop): Likewise.
(match_ctx_add_sublast): Likewise.
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* sysdeps/x86_64/pthread_sigmask.c: New file.
* sysdeps/i386/pthread_sigmask.c (pthread_sigmask): Return correct
value in case of an error.
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2002-11-27 Ulrich Drepper <drepper@redhat.com>
* sysdeps/x86_64/tls.h: New file.
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