glibc/ChangeLog
Ulrich Drepper 24fb0f88ed Add optimized x86-64 implementation of strnlen.
While at it, beef up the test suite for strnlen and add performance
tests for it, too.
2010-07-26 08:37:08 -07:00

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2010-07-26 Ulrich Drepper <drepper@redhat.com>
* string/test-strnlen.c: New file.
* string/Makefile (strop-tests): Add strnlen.
* string/tester.c (test_strnlen): Add a few more test cases.
* string/tst-strlen.c: Better error reporting.
* sysdeps/x86_64/strnlen.S: New file.
2010-07-24 Ulrich Drepper <drepper@redhat.com>
* sysdeps/x86_64/multiarch/strstr.c (__m128i_strloadu_tolower): Use
lower-latency instructions.
2010-07-23 Ulrich Drepper <drepper@redhat.com>
* string/test-strcasestr.c: New file.
* string/test-strstr.c: New file.
* string/Makefile (strop-tests): Add strstr and strcasestr.
* string/str-two-way.h: Don't undefine MAX.
* string/strcasestr.c: Don't define alias if NO_ALIAS is defined.
2010-07-21 Andreas Schwab <schwab@redhat.com>
* sysdeps/i386/i686/multiarch/Makefile (sysdep_routines): Add
strcasestr-nonascii.
(CFLAGS-strcasestr-nonascii.c): Define.
* sysdeps/i386/i686/multiarch/strcasestr-nonascii.c: New file.
* sysdeps/x86_64/multiarch/strcasestr-nonascii.c (STRSTR_SSE42):
Remove unused attribute.
2010-07-20 Roland McGrath <roland@redhat.com>
* elf/dl-sysdep.c (_dl_important_hwcaps): Add dsocaps mask to
dl_hwcap_mask as well as dl_hwcap. Without this, dsocaps matching in
ld.so.cache was broken. With it, there is no way to disable dsocaps
like LD_HWCAP_MASK can disable hwcaps.
2010-06-02 Emilio Pozuelo Monfort <pochu27@gmail.com>
* sysdeps/mach/hurd/sendmsg.c (__libc_sendmsg): Fix memory leaks.
2010-07-16 Ulrich Drepper <drepper@redhat.com>
* sysdeps/x86_64/multiarch/strstr.c: Rewrite to avoid indirect function
call in strcasestr.
* sysdeps/x86_64/multiarch/strcasestr.c: Declare
__strcasestr_sse42_nonascii.
* sysdeps/x86_64/multiarch/Makefile: Add rules to build
strcasestr-nonascii.c.
* sysdeps/x86_64/multiarch/strcasestr-nonascii.c: New file.
2010-06-15 Luis Machado <luisgpm@br.ibm.com>
* sysdeps/powerpc/powerpc32/power6/fpu/s_copysign.S: New file.
* sysdeps/powerpc/powerpc32/power6/fpu/s_copysignf.S: New file.
* sysdeps/powerpc/powerpc64/power6/fpu/s_copysign.S: New file.
* sysdeps/powerpc/powerpc64/power6/fpu/s_copysignf.S: New file.
2010-07-09 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/fpathconf.c (__fpathconf): Use __fcntl not
fcntl.
2010-07-06 Andreas Schwab <schwab@redhat.com>
* elf/dl-version.c (match_symbol): Don't pass NULL occation to
dl_signal_cerror.
2010-07-06 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/fpathconf.c (__fpathconf): Implement
_PC_PIPE_BUF using F_GETPIPE_SZ.
2010-07-05 Roland McGrath <roland@redhat.com>
* manual/arith.texi (Rounding Functions): Fix rint description
implicit in round description.
2010-07-02 Ulrich Drepper <drepper@redhat.com>
* elf/Makefile: Fix linking for a few tests to make recent linker
happy.
2010-06-30 Andreas Schwab <schwab@redhat.com>
* dlfcn/Makefile (LDLIBS-bug-atexit3-lib.so): Readd
$(common-objpfx)libc_nonshared.a.
2010-06-21 Luis Machado <luisgpm@br.ibm.com>
* sysdeps/powerpc/powerpc32/970/fpu/Implies: Remove.
* sysdeps/powerpc/powerpc32/power5/fpu/Implies: Remove.
* sysdeps/powerpc/powerpc32/power5+/fpu/Implies: Remove.
* sysdeps/powerpc/powerpc32/power6x/fpu/Implies: Remove.
* sysdeps/powerpc/powerpc64/970/fpu/Implies: Remove.
* sysdeps/powerpc/powerpc64/power5/fpu/Implies: Remove.
* sysdeps/powerpc/powerpc64/power5+/fpu/Implies: Remove.
* sysdeps/powerpc/powerpc64/power6x/fpu/Implies: Remove.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/970/fpu/Implies: Remove.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/power4/fpu/Implies: Remove.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/power5/fpu/Implies: Remove.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/power5+/fpu/Implies: Remove.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/power6/fpu/Implies: Remove.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/power6x/fpu/Implies: Remove.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/power7/fpu/Implies: Remove.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/970/fpu/Implies: Remove.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/power4/fpu/Implies: Remove.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/power5/fpu/Implies: Remove.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/power5+/fpu/Implies: Remove.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/power6/fpu/Implies: Remove.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/power6x/fpu/Implies: Remove.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/power7/fpu/Implies: Remove.
* sysdeps/powerpc/powerpc32/970/Implies: Point to power4.
* sysdeps/powerpc/powerpc32/power5/Implies: Point to power4.
* sysdeps/powerpc/powerpc32/power5+/Implies: Point to power5.
* sysdeps/powerpc/powerpc32/power6/Implies: Point to power5+.
* sysdeps/powerpc/powerpc32/power6x/Implies: Point to power6.
* sysdeps/powerpc/powerpc64/970/Implies: Point to power4.
* sysdeps/powerpc/powerpc64/power5/Implies: Point to power4.
* sysdeps/powerpc/powerpc64/power5+/Implies: Point to power5.
* sysdeps/powerpc/powerpc64/power6/Implies: Point to power5+.
* sysdeps/powerpc/powerpc64/power6x/Implies: Point to power6.
* sysdeps/powerpc/powerpc32/power7/Implies: New file.
* sysdeps/powerpc/powerpc64/power7/Implies: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/970/Implies: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/cell/Implies: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/power4/Implies: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/power5/Implies: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/power6/Implies: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/power6x/Implies: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc32/power7/Implies: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/970/Implies: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/cell/Implies: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/power4/Implies: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/power5/Implies: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/power6/Implies: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/power6x/Implies: New file.
* sysdeps/unix/sysv/linux/powerpc/powerpc64/power7/Implies: New file.
2010-06-25 H.J. Lu <hongjiu.lu@intel.com>
* debug/memmove_chk.c (__memmove_chk): Renamed to ...
(MEMMOVE_CHK): ...this. Default to __memmove_chk.
* string/memmove.c (memmove): Renamed to ...
(MEMMOVE): ...this. Default to memmove.
* sysdeps/x86_64/memcpy.S: Use ENTRY_CHK and END_CHK.
* sysdeps/x86_64/sysdep.h (ENTRY_CHK): Define.
(END_CHK): Define.
* sysdeps/x86_64/multiarch/Makefile (sysdep_routines): Add
memcpy-ssse3 mempcpy-ssse3 memmove-ssse3 memcpy-ssse3-back
mempcpy-ssse3-back memmove-ssse3-back.
* sysdeps/x86_64/multiarch/bcopy.S: New file .
* sysdeps/x86_64/multiarch/memcpy-ssse3-back.S: New file.
* sysdeps/x86_64/multiarch/memcpy-ssse3.S: New file.
* sysdeps/x86_64/multiarch/memcpy.S: New file.
* sysdeps/x86_64/multiarch/memcpy_chk.S: New file.
* sysdeps/x86_64/multiarch/memmove-ssse3-back.S: New file.
* sysdeps/x86_64/multiarch/memmove-ssse3.S: New file.
* sysdeps/x86_64/multiarch/memmove.c: New file.
* sysdeps/x86_64/multiarch/memmove_chk.c: New file.
* sysdeps/x86_64/multiarch/mempcpy-ssse3-back.S: New file.
* sysdeps/x86_64/multiarch/mempcpy-ssse3.S: New file.
* sysdeps/x86_64/multiarch/mempcpy.S: New file.
* sysdeps/x86_64/multiarch/mempcpy_chk.S: New file.
* sysdeps/x86_64/multiarch/init-arch.h (bit_Fast_Copy_Backward):
Define.
(index_Fast_Copy_Backward): Define.
(HAS_ARCH_FEATURE): Define.
(HAS_FAST_REP_STRING): Define.
(HAS_FAST_COPY_BACKWARD): Define.
2010-06-21 Andreas Schwab <schwab@redhat.com>
* sysdeps/unix/sysv/linux/getlogin_r.c (__getlogin_r_loginuid):
Restore proper fallback handling.
2010-06-19 Ulrich Drepper <drepper@redhat.com>
[BZ #11701]
* posix/group_member.c (__group_member): Correct checking loop.
* sysdeps/unix/sysv/linux/getlogin_r.c (__getlogin_r_loginuid): Handle
OOM in getpwuid_r correctly. Return error number when the caller
should return, otherwise -1.
(getlogin_r): Adjust to return also for result of __getlogin_r_loginuid
call returning > 0 value.
* sysdeps/unix/sysv/linux/getlogin.c (getlogin): Likewise.
2010-06-07 Andreas Schwab <schwab@redhat.com>
* dlfcn/Makefile: Remove explicit dependencies on libc.so and
libc_nonshared.a from targets in modules-names.
2010-06-02 Kirill A. Shutemov <kirill@shutemov.name>
* elf/dl-reloc.c: Flush cache after solving TEXTRELs if arch
requires it.
2010-06-10 Luis Machado <luisgpm@br.ibm.com>
* sysdeps/powerpc/powerpc32/power7/memcmp.S: New file
* sysdeps/powerpc/powerpc64/power7/memcmp.S: New file.
* sysdeps/powerpc/powerpc32/power7/strncmp.S: New file.
* sysdeps/powerpc/powerpc64/power7/strncmp.S: New file.
2010-06-02 Andreas Schwab <schwab@redhat.com>
* nis/nss_nis/nis-initgroups.c (get_uid): Properly resize buffer.
2010-06-14 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/powerpc/bits/fcntl.h: Define F_SETPIPE_SZ
and F_GETPIPE_SZ.
* sysdeps/unix/sysv/linux/i386/bits/fcntl.h: Likewise.
* sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h: Likewise.
* sysdeps/unix/sysv/linux/s390/bits/fcntl.h: Likewise.
* sysdeps/unix/sysv/linux/sparc/bits/fcntl.h: Likewise.
* sysdeps/unix/sysv/linux/sh/bits/fcntl.h: Likewise.
* sysdeps/unix/sysv/linux/ia64/bits/fcntl.h: Likewise
2010-06-14 Roland McGrath <roland@redhat.com>
* manual/libc.texinfo (@copying): Change to GFDL v1.3.
2010-06-07 Jakub Jelinek <jakub@redhat.com>
* libio/stdio.h (sscanf, vsscanf): Use __REDIRECT_NTH instead of
__REDIRECT followed by __THROW.
* wcsmbs/wchar.h (swscanf, vswscanf): Likewise.
* posix/getopt.h (getopt): Likewise.
2010-06-02 Emilio Pozuelo Monfort <pochu27@gmail.com>
* hurd/lookup-at.c (__file_name_lookup_at): Accept
AT_SYMLINK_FOLLOW in AT_FLAGS. Fail with EINVAL if both
AT_SYMLINK_FOLLOW and AT_SYMLINK_NOFOLLOW are present
in AT_FLAGS.
* hurd/hurd/fd.h (__file_name_lookup_at): Update comment.
* sysdeps/mach/hurd/linkat.c (linkat): Pass O_NOLINK in FLAGS.
2010-05-28 Luis Machado <luisgpm@br.ibm.com>
* sysdeps/powerpc/powerpc32/power7/memcpy.S: Exchange srdi for srwi.
2010-05-26 H.J. Lu <hongjiu.lu@intel.com>
[BZ #11640]
* sysdeps/x86_64/multiarch/init-arch.c (__init_cpu_features):
Properly check family and model.
2010-05-26 Takashi Yoshii <takashi.yoshii.zj@renesas.com>
* sysdeps/unix/sysv/linux/sh/sh4/register-dump.h: Fix iov[] size.
2010-05-24 Luis Machado <luisgpm@br.ibm.com>
* sysdeps/powerpc/powerpc32/power7/memset.S: POWER7 32-bit memset fix.
2010-05-21 Ulrich Drepper <drepper@redhat.com>
* elf/dl-runtime.c (_dl_profile_fixup): Don't crash on unresolved weak
symbol reference.
2010-05-19 Andreas Schwab <schwab@redhat.com>
* elf/dl-runtime.c (_dl_fixup): Don't crash on unresolved weak
symbol reference.
2010-05-21 Andreas Schwab <schwab@redhat.com>
* sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Add recvmmsg
and internal_recvmmsg.
* sysdeps/unix/sysv/linux/recvmmsg.c: New file.
* sysdeps/unix/sysv/linux/internal_recvmmsg.S: New file.
* sysdeps/unix/sysv/linux/socketcall.h (SOCKOP_recvmmsg): Define.
* sysdeps/unix/sysv/linux/syscalls.list (recvmmsg): Remove.
* sunrpc/clnt_tcp.c (clnttcp_control): Add missing break.
* sunrpc/clnt_udp.c (clntudp_control): Likewise.
* sunrpc/clnt_unix.c (clntunix_control): Likewise.
2010-05-20 Andreas Schwab <schwab@redhat.com>
* sysdeps/unix/sysv/linux/sys/timex.h: Use __REDIRECT_NTH.
2010-05-17 Luis Machado <luisgpm@br.ibm.com>
POWER7 optimizations.
* sysdeps/powerpc/powerpc64/power7/memset.S: New file.
* sysdeps/powerpc/powerpc32/power7/memset.S: New file.
2010-05-19 Ulrich Drepper <drepper@redhat.com>
* version.h: Update for 2.13 development version.
2010-05-12 Andrew Stubbs <ams@codesourcery.com>
* sysdeps/sh/sh4/fpu/feholdexcpt.c (feholdexcept): Really disable all
exceptions. Return 0.
2010-05-07 Roland McGrath <roland@redhat.com>
* elf/ldconfig.c (main): Add a const.
2010-05-06 Ulrich Drepper <drepper@redhat.com>
* nss/getent.c (idn_flags): Default to AI_IDN|AI_CANONIDN.
(args_options): Add no-idn option.
(ahosts_keys_int): Add idn_flags to ai_flags.
(parse_option): Handle 'i' option to clear idn_flags.
* malloc/malloc.c (_int_free): Possible race in the most recently
added check. Only act on the data if no current modification
happened.
See ChangeLog.17 for earlier changes.