From 94aca5e740d6101f91002d027776252340f6abef Mon Sep 17 00:00:00 2001 From: Siddhesh Poyarekar Date: Tue, 11 Jun 2013 20:51:55 +0530 Subject: Port remaining string benchmarks There were a few more string benchmarks (strcpy_chk and stpcpy_check) in the debug directory that needed to be ported over. --- benchtests/bench-stpcpy_chk.c | 45 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 benchtests/bench-stpcpy_chk.c (limited to 'benchtests/bench-stpcpy_chk.c') diff --git a/benchtests/bench-stpcpy_chk.c b/benchtests/bench-stpcpy_chk.c new file mode 100644 index 0000000000..964ca5e2ba --- /dev/null +++ b/benchtests/bench-stpcpy_chk.c @@ -0,0 +1,45 @@ +/* Measure stpcpy checking functions. + Copyright (C) 2013 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 + . */ + +#define STRCPY_RESULT(dst, len) ((dst) + (len)) +#define TEST_MAIN +#define TEST_NAME "stpcpy_chk" +#include "bench-string.h" + +extern void __attribute__ ((noreturn)) __chk_fail (void); +char *simple_stpcpy_chk (char *, const char *, size_t); +extern char *normal_stpcpy (char *, const char *, size_t) + __asm ("stpcpy"); +extern char *__stpcpy_chk (char *, const char *, size_t); + +IMPL (simple_stpcpy_chk, 0) +IMPL (normal_stpcpy, 1) +IMPL (__stpcpy_chk, 2) + +char * +simple_stpcpy_chk (char *dst, const char *src, size_t len) +{ + if (! len) + __chk_fail (); + while ((*dst++ = *src++) != '\0') + if (--len == 0) + __chk_fail (); + return dst - 1; +} + +#include "bench-strcpy_chk.c" -- cgit v1.2.1