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Diffstat (limited to 'string/test-string.h')
| -rw-r--r-- | string/test-string.h | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/string/test-string.h b/string/test-string.h deleted file mode 100644 index 6e13bf4aa3..0000000000 --- a/string/test-string.h +++ /dev/null @@ -1,219 +0,0 @@ -/* Test and measure string and memory functions. - Copyright (C) 1999-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Written by Jakub Jelinek <jakub@redhat.com>, 1999. - - 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/>. */ - -#include <sys/cdefs.h> - -typedef struct -{ - const char *name; - void (*fn) (void); - long test; -} impl_t; -extern impl_t __start_impls[], __stop_impls[]; - -#define IMPL(name, test) \ - impl_t tst_ ## name \ - __attribute__ ((section ("impls"), aligned (sizeof (void *)))) \ - = { __STRING (name), (void (*) (void))name, test }; - -#ifdef TEST_MAIN - -#ifndef _GNU_SOURCE -#define _GNU_SOURCE -#endif - -#undef __USE_STRING_INLINES - -/* We are compiled under _ISOMAC, so libc-symbols.h does not do this - for us. */ -#include "config.h" -#ifdef HAVE_CC_INHIBIT_LOOP_TO_LIBCALL -# define inhibit_loop_to_libcall \ - __attribute__ ((__optimize__ ("-fno-tree-loop-distribute-patterns"))) -#else -# define inhibit_loop_to_libcall -#endif - -#include <getopt.h> -#include <stdint.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <sys/mman.h> -#include <sys/param.h> -#include <unistd.h> -#include <fcntl.h> -#include <error.h> -#include <errno.h> -#include <time.h> -#include <ifunc-impl-list.h> -#define GL(x) _##x -#define GLRO(x) _##x - - -# define TEST_FUNCTION test_main -# define TIMEOUT (4 * 60) -# define OPT_ITERATIONS 10000 -# define OPT_RANDOM 10001 -# define OPT_SEED 10002 - -unsigned char *buf1, *buf2; -int ret, do_srandom; -unsigned int seed; -size_t page_size; - -# ifndef ITERATIONS -size_t iterations = 100000; -# define ITERATIONS_OPTIONS \ - { "iterations", required_argument, NULL, OPT_ITERATIONS }, -# define ITERATIONS_PROCESS \ - case OPT_ITERATIONS: \ - iterations = strtoul (optarg, NULL, 0); \ - break; -# define ITERATIONS iterations -# else -# define ITERATIONS_OPTIONS -# define ITERATIONS_PROCESS -# endif - -# define CMDLINE_OPTIONS ITERATIONS_OPTIONS \ - { "random", no_argument, NULL, OPT_RANDOM }, \ - { "seed", required_argument, NULL, OPT_SEED }, - -static void __attribute__ ((used)) -cmdline_process_function (int c) -{ - switch (c) - { - ITERATIONS_PROCESS - case OPT_RANDOM: - { - int fdr = open ("/dev/urandom", O_RDONLY); - if (fdr < 0 || read (fdr, &seed, sizeof (seed)) != sizeof (seed)) - seed = time (NULL); - if (fdr >= 0) - close (fdr); - do_srandom = 1; - break; - } - - case OPT_SEED: - seed = strtoul (optarg, NULL, 0); - do_srandom = 1; - break; - } -} -# define CMDLINE_PROCESS cmdline_process_function - -#define CALL(impl, ...) \ - (* (proto_t) (impl)->fn) (__VA_ARGS__) - -#ifdef TEST_NAME -/* Increase size of FUNC_LIST if assert is triggered at run-time. */ -static struct libc_ifunc_impl func_list[32]; -static int func_count; -static int impl_count = -1; -static impl_t *impl_array; - -# define FOR_EACH_IMPL(impl, notall) \ - impl_t *impl; \ - int count; \ - if (impl_count == -1) \ - { \ - impl_count = 0; \ - if (func_count != 0) \ - { \ - int f; \ - impl_t *skip = NULL, *a; \ - for (impl = __start_impls; impl < __stop_impls; ++impl) \ - if (strcmp (impl->name, TEST_NAME) == 0) \ - skip = impl; \ - else \ - impl_count++; \ - a = impl_array = malloc ((impl_count + func_count) * \ - sizeof (impl_t)); \ - for (impl = __start_impls; impl < __stop_impls; ++impl) \ - if (impl != skip) \ - *a++ = *impl; \ - for (f = 0; f < func_count; f++) \ - if (func_list[f].usable) \ - { \ - a->name = func_list[f].name; \ - a->fn = func_list[f].fn; \ - a->test = 1; \ - a++; \ - } \ - impl_count = a - impl_array; \ - } \ - else \ - { \ - impl_count = __stop_impls - __start_impls; \ - impl_array = __start_impls; \ - } \ - } \ - impl = impl_array; \ - for (count = 0; count < impl_count; ++count, ++impl) \ - if (!notall || impl->test) -#else -# define FOR_EACH_IMPL(impl, notall) \ - for (impl_t *impl = __start_impls; impl < __stop_impls; ++impl) \ - if (!notall || impl->test) -#endif - -#ifndef BUF1PAGES -# define BUF1PAGES 1 -#endif - -static void -test_init (void) -{ -#ifdef TEST_NAME - func_count = __libc_ifunc_impl_list (TEST_NAME, func_list, - (sizeof func_list - / sizeof func_list[0])); -#endif - - page_size = 2 * getpagesize (); -#ifdef MIN_PAGE_SIZE - if (page_size < MIN_PAGE_SIZE) - page_size = MIN_PAGE_SIZE; -#endif - buf1 = mmap (0, (BUF1PAGES + 1) * page_size, PROT_READ | PROT_WRITE, - MAP_PRIVATE | MAP_ANON, -1, 0); - if (buf1 == MAP_FAILED) - error (EXIT_FAILURE, errno, "mmap failed"); - if (mprotect (buf1 + BUF1PAGES * page_size, page_size, PROT_NONE)) - error (EXIT_FAILURE, errno, "mprotect failed"); - buf2 = mmap (0, 2 * page_size, PROT_READ | PROT_WRITE, - MAP_PRIVATE | MAP_ANON, -1, 0); - if (buf2 == MAP_FAILED) - error (EXIT_FAILURE, errno, "mmap failed"); - if (mprotect (buf2 + page_size, page_size, PROT_NONE)) - error (EXIT_FAILURE, errno, "mprotect failed"); - if (do_srandom) - { - printf ("Setting seed to 0x%x\n", seed); - srandom (seed); - } - - memset (buf1, 0xa5, BUF1PAGES * page_size); - memset (buf2, 0x5a, page_size); -} - -#endif |