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| author | Stefan Liebler <stli@linux.vnet.ibm.com> | 2015-08-26 10:26:20 +0200 |
|---|---|---|
| committer | Andreas Krebbel <krebbel@linux.vnet.ibm.com> | 2015-08-26 10:26:20 +0200 |
| commit | 680df122ab8a07806cb38d044292896334f76c01 (patch) | |
| tree | d05855eb1b3c5bfe81343412f706e381f0ebf1c3 /sysdeps/s390/s390-64/multiarch/strcpy.c | |
| parent | fcf40ebe2682fd65d64f94d69a3df798960cf1b7 (diff) | |
| download | glibc-680df122ab8a07806cb38d044292896334f76c01.zip glibc-680df122ab8a07806cb38d044292896334f76c01.tar.gz glibc-680df122ab8a07806cb38d044292896334f76c01.tar.bz2 | |
S390: Optimize strcpy and wcscpy.
This patch provides optimized versions of strcpy and wcscpy with the z13
vector instructions.
ChangeLog:
* sysdeps/s390/multiarch/strcpy-vx.S: New File.
* sysdeps/s390/multiarch/strcpy.c: Likewise.
* sysdeps/s390/multiarch/wcscpy-c.c: Likewise.
* sysdeps/s390/multiarch/wcscpy-vx.S: Likewise.
* sysdeps/s390/multiarch/wcscpy.c: Likewise.
* sysdeps/s390/s390-32/multiarch/strcpy.c: Likewise.
* sysdeps/s390/s390-64/multiarch/strcpy.c: Likewise.
* sysdeps/s390/multiarch/Makefile (sysdep_routines): Add strcpy and
wcscpy functions.
* sysdeps/s390/multiarch/ifunc-impl-list.c
(__libc_ifunc_impl_list): Add ifunc test for strcpy, wcscpy.
* benchtests/bench-wcscpy.c: New File.
* benchtests/Makefile (wcsmbs-bench): Add wcscpy.
Diffstat (limited to 'sysdeps/s390/s390-64/multiarch/strcpy.c')
| -rw-r--r-- | sysdeps/s390/s390-64/multiarch/strcpy.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/sysdeps/s390/s390-64/multiarch/strcpy.c b/sysdeps/s390/s390-64/multiarch/strcpy.c new file mode 100644 index 0000000..b02c392 --- /dev/null +++ b/sysdeps/s390/s390-64/multiarch/strcpy.c @@ -0,0 +1,21 @@ +/* Multiple versions of strcpy. + 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/>. */ + +/* This wrapper-file is needed, because otherwise file + sysdeps/s390/s390-[32|64]/strcpy.S will be used. */ +#include <sysdeps/s390/multiarch/strcpy.c> |