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| author | Stefan Liebler <stli@linux.vnet.ibm.com> | 2015-08-26 10:26:24 +0200 |
|---|---|---|
| committer | Andreas Krebbel <krebbel@linux.vnet.ibm.com> | 2015-08-26 10:26:24 +0200 |
| commit | b4c21601b147efc3c2b0e679e4ffc554b3987f0b (patch) | |
| tree | 948e934e0f0637865cf605b87109491a04101f83 /sysdeps/s390/multiarch/strcspn.c | |
| parent | f0ba659847446eec3b2477d60c97c77ef4680e81 (diff) | |
| download | glibc-b4c21601b147efc3c2b0e679e4ffc554b3987f0b.zip glibc-b4c21601b147efc3c2b0e679e4ffc554b3987f0b.tar.gz glibc-b4c21601b147efc3c2b0e679e4ffc554b3987f0b.tar.bz2 | |
S390: Optimize strcspn and wcscspn.
This patch provides optimized versions of strcspn and wcscspn with the z13
vector instructions.
ChangeLog:
* sysdeps/s390/multiarch/strcspn-c.c: New File.
* sysdeps/s390/multiarch/strcspn-vx.S: Likewise.
* sysdeps/s390/multiarch/strcspn.c: Likewise.
* sysdeps/s390/multiarch/wcscspn-c.c: Likewise.
* sysdeps/s390/multiarch/wcscspn-vx.S: Likewise.
* sysdeps/s390/multiarch/wcscspn.c: Likewise.
* sysdeps/s390/multiarch/Makefile (sysdep_routines): Add strcspn and
wcscspn functions.
* sysdeps/s390/multiarch/ifunc-impl-list.c
(__libc_ifunc_impl_list): Add ifunc test for strcspn, wcscspn.
* wcsmbs/wcscspn.c: Use WCSCSPN if defined.
* string/test-strcspn.c: Add wcscspn support.
* wcsmbs/test-wcscspn.c: New File.
* wcsmbs/Makefile (strop-tests): Add wcscspn.
* benchtests/bench-strcspn.c: Add wcscspn support.
* benchtests/bench-wcscspn.c: New File.
* benchtests/Makefile (wcsmbs-bench): Add wcscspn.
Diffstat (limited to 'sysdeps/s390/multiarch/strcspn.c')
| -rw-r--r-- | sysdeps/s390/multiarch/strcspn.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/sysdeps/s390/multiarch/strcspn.c b/sysdeps/s390/multiarch/strcspn.c new file mode 100644 index 0000000..7da142e --- /dev/null +++ b/sysdeps/s390/multiarch/strcspn.c @@ -0,0 +1,27 @@ +/* Multiple versions of strcspn. + Copyright (C) 2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#if defined HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc) +# include <string.h> +# include <ifunc-resolve.h> + +s390_vx_libc_ifunc2 (__strcspn, strcspn) + +#else +# include <string/strcspn.c> +#endif /* !(defined HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc)) */ |