X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=tests%2Ftest_uatomic.c;h=4f48276ae53d147897cb2b5095dd2510170fc815;hb=e56d99bf2046a163875df80bab5195f38606dfde;hp=68cb6df821d5037599ef5e787f33dedf47ccc85b;hpb=48d848c7291ec22da6258ac03cd9c1dafec1fdfb;p=urcu.git diff --git a/tests/test_uatomic.c b/tests/test_uatomic.c index 68cb6df..4f48276 100644 --- a/tests/test_uatomic.c +++ b/tests/test_uatomic.c @@ -1,19 +1,32 @@ +/* + * test_uatomic.c + * + * Userspace RCU library - test atomic operations + * + * Copyright February 2009 - Mathieu Desnoyers + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + #include #include -#include - -#if (defined(__i386__) || defined(__x86_64__)) -#define HAS_ATOMIC_BYTE -#define HAS_ATOMIC_SHORT -#endif +#include struct testvals { -#ifdef HAS_ATOMIC_BYTE unsigned char c; -#endif -#ifdef HAS_ATOMIC_SHORT unsigned short s; -#endif unsigned int i; unsigned long l; }; @@ -42,20 +55,28 @@ do { \ assert(uatomic_read(ptr) == 23); \ uatomic_dec(ptr); \ assert(uatomic_read(ptr) == 22); \ - v = uatomic_add_return(ptr, 100); \ - assert(v == 122); \ + v = uatomic_add_return(ptr, 74); \ + assert(v == 96); \ + assert(uatomic_read(ptr) == 96); \ + uatomic_or(ptr, 58); \ assert(uatomic_read(ptr) == 122); \ v = uatomic_sub_return(ptr, 1); \ assert(v == 121); \ + uatomic_sub(ptr, (unsigned int) 2); \ + assert(uatomic_read(ptr) == 119); \ + uatomic_inc(ptr); \ + uatomic_inc(ptr); \ assert(uatomic_read(ptr) == 121); \ + uatomic_and(ptr, 129); \ + assert(uatomic_read(ptr) == 1); \ } while (0) int main(int argc, char **argv) { -#ifdef HAS_ATOMIC_BYTE +#ifdef UATOMIC_HAS_ATOMIC_BYTE do_test(&vals.c); #endif -#ifdef HAS_ATOMIC_SHORT +#ifdef UATOMIC_HAS_ATOMIC_SHORT do_test(&vals.s); #endif do_test(&vals.i);