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This patch provides optimized versions of stpcpy and wcpcpy with the z13 vector instructions. ChangeLog: * sysdeps/s390/multiarch/stpcpy-c.c: New File. * sysdeps/s390/multiarch/stpcpy-vx.S: Likewise. * sysdeps/s390/multiarch/stpcpy.c: Likewise. * sysdeps/s390/multiarch/wcpcpy-c.c: Likewise. * sysdeps/s390/multiarch/wcpcpy-vx.S: Likewise. * sysdeps/s390/multiarch/wcpcpy.c: Likewise. * sysdeps/s390/multiarch/Makefile (sysdep_routines): Add stpcpy and wcpcpy functions. * string/stpcpy.c: Use STPCPY if defined. * wcsmbs/wcpcpy.c: Use WCPCPY if defined. * sysdeps/s390/multiarch/ifunc-impl-list.c (__libc_ifunc_impl_list): Add ifunc test for stpcpy, wcpcpy. * string/test-stpcpy.c: Add wcpcpy support. * wcsmbs/test-wcpcpy.c: New File. * wcsmbs/Makefile (strop-tests): Add wcpcpy. * benchtests/bench-stpcpy.c: Add wcpcpy support. * benchtests/bench-wcpcpy.c: New File. * benchtests/Makefile (wcsmbs-bench): Add wcpcpy.
52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
/* Measure stpcpy functions.
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Copyright (C) 2013-2015 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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#define STRCPY_RESULT(dst, len) ((dst) + (len))
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#define TEST_MAIN
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#ifndef WIDE
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# define TEST_NAME "stpcpy"
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#else
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# define TEST_NAME "wcpcpy"
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#endif /* WIDE */
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#include "bench-string.h"
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#ifndef WIDE
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# define CHAR char
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# define SIMPLE_STPCPY simple_stpcpy
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# define STPCPY stpcpy
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#else
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# include <wchar.h>
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# define CHAR wchar_t
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# define SIMPLE_STPCPY simple_wcpcpy
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# define STPCPY wcpcpy
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#endif /* WIDE */
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CHAR *SIMPLE_STPCPY (CHAR *, const CHAR *);
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IMPL (SIMPLE_STPCPY, 0)
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IMPL (STPCPY, 1)
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CHAR *
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SIMPLE_STPCPY (CHAR *dst, const CHAR *src)
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{
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while ((*dst++ = *src++) != '\0');
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return dst - 1;
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}
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#undef CHAR
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#include "bench-strcpy.c"
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