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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.
26 lines
1002 B
C
26 lines
1002 B
C
/* Default wcscpy implementation for S/390.
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Copyright (C) 2015 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#if defined HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc)
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# define WCSCPY __wcscpy_c
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# include <wchar.h>
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extern __typeof (wcscpy) __wcscpy_c;
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# include <wcsmbs/wcscpy.c>
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#endif
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