aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorStefan Liebler <stli@linux.vnet.ibm.com>2015-08-26 10:26:21 +0200
committerAndreas Krebbel <krebbel@linux.vnet.ibm.com>2015-08-26 10:26:21 +0200
commitb3a0c176d1185621c4dd2bb3a51ec961bdb29123 (patch)
treef8eebf88cc8fc83747864ac8c3d2bdc174db84f2 /benchtests/bench-wcpncpy.c
parentS390: Optimize strncpy and wcsncpy. (diff)
downloadglibc-b3a0c176d1185621c4dd2bb3a51ec961bdb29123.tar.gz
glibc-b3a0c176d1185621c4dd2bb3a51ec961bdb29123.tar.bz2
glibc-b3a0c176d1185621c4dd2bb3a51ec961bdb29123.zip
S390: Optimize stpncpy and wcpncpy.
This patch provides optimized versions of stpncpy and wcpncpy with the z13 vector instructions. ChangeLog: * sysdeps/s390/multiarch/stpncpy-c.c: New File. * sysdeps/s390/multiarch/stpncpy-vx.S: Likewise. * sysdeps/s390/multiarch/stpncpy.c: Likewise. * sysdeps/s390/multiarch/wcpncpy-c.c: Likewise. * sysdeps/s390/multiarch/wcpncpy-vx.S: Likewise. * sysdeps/s390/multiarch/wcpncpy.c: Likewise. * sysdeps/s390/multiarch/Makefile (sysdep_routines): Add stpncpy and wcpncpy functions. * sysdeps/s390/multiarch/ifunc-impl-list.c (__libc_ifunc_impl_list): Add ifunc test for stpncpy, wcpncpy. * wcsmbs/wcpncpy.c: Use WCPNCPY if defined. * string/test-stpncpy.c: Add wcpncpy support. * wcsmbs/test-wcpncpy.c: New File. * wcsmbs/Makefile (strop-tests): Add wcpncpy. * benchtests/bench-stpncpy.c: Add wcpncpy support. * benchtests/bench-wcpncpy.c: New File. * benchtests/Makefile (wcsmbs-bench): Add wcpncpy.
Diffstat (limited to 'benchtests/bench-wcpncpy.c')
-rw-r--r--benchtests/bench-wcpncpy.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/benchtests/bench-wcpncpy.c b/benchtests/bench-wcpncpy.c
new file mode 100644
index 0000000000..8aa529e01b
--- /dev/null
+++ b/benchtests/bench-wcpncpy.c
@@ -0,0 +1,20 @@
+/* Measure wcpncpy functions.
+ 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/>. */
+
+#define WIDE 1
+#include "bench-stpncpy.c"