Adding upstream version 0.6.0.
Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
parent
c49a9029dc
commit
7f70a05c55
GPG key ID:
FBB4F0E80A80222F
465 changed files with 60158 additions and 0 deletions
17
regressions/ck_swlock/validate/Makefile
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17
regressions/ck_swlock/validate/Makefile
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@ -0,0 +1,17 @@
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.PHONY: check clean distribution
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OBJECTS=validate
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all: $(OBJECTS)
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validate: validate.c ../../../include/ck_swlock.h
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$(CC) $(CFLAGS) -o validate validate.c
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check: all
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./validate $(CORES) 1
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clean:
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rm -rf *.dSYM *.exe *~ *.o $(OBJECTS)
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include ../../../build/regressions.build
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CFLAGS+=$(PTHREAD_CFLAGS) -D_GNU_SOURCE
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455
regressions/ck_swlock/validate/validate.c
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455
regressions/ck_swlock/validate/validate.c
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/*
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* Copyright 2014 Jaidev Sridhar.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <errno.h>
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#include <inttypes.h>
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#include <pthread.h>
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#include <math.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <strings.h>
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#include <unistd.h>
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#include <sys/time.h>
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#include <ck_pr.h>
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#include <ck_swlock.h>
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#include "../../common.h"
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#ifndef ITERATE
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#define ITERATE 1000000
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#endif
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static struct affinity a;
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static unsigned int locked;
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static int nthr;
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static ck_swlock_t lock = CK_SWLOCK_INITIALIZER;
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static ck_swlock_t copy;
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#ifdef CK_F_PR_RTM
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static void *
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thread_rtm_adaptive(void *arg)
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{
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unsigned int i = ITERATE;
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unsigned int l;
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int tid = ck_pr_load_int(arg);
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struct ck_elide_config config = CK_ELIDE_CONFIG_DEFAULT_INITIALIZER;
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struct ck_elide_stat st = CK_ELIDE_STAT_INITIALIZER;
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if (aff_iterate(&a)) {
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perror("ERROR: Could not affine thread");
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exit(EXIT_FAILURE);
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}
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while (i--) {
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if (tid == 0) {
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CK_ELIDE_LOCK_ADAPTIVE(ck_swlock_write, &st, &config, &lock);
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{
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l = ck_pr_load_uint(&locked);
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if (l != 0) {
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ck_error("ERROR [WR:%d]: %u != 0\n", __LINE__, l);
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}
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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l = ck_pr_load_uint(&locked);
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if (l != 8) {
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ck_error("ERROR [WR:%d]: %u != 2\n", __LINE__, l);
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}
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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l = ck_pr_load_uint(&locked);
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if (l != 0) {
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ck_error("ERROR [WR:%d]: %u != 0\n", __LINE__, l);
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}
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}
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CK_ELIDE_UNLOCK_ADAPTIVE(ck_swlock_write, &st, &lock);
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}
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CK_ELIDE_LOCK(ck_swlock_read, &lock);
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{
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l = ck_pr_load_uint(&locked);
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if (l != 0) {
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ck_error("ERROR [RD:%d]: %u != 0\n", __LINE__, l);
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}
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}
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CK_ELIDE_UNLOCK(ck_swlock_read, &lock);
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}
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return NULL;
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}
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static void *
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thread_rtm_mix(void *arg)
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{
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unsigned int i = ITERATE;
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unsigned int l;
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int tid = ck_pr_load_int(arg);
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if (aff_iterate(&a)) {
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perror("ERROR: Could not affine thread");
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exit(EXIT_FAILURE);
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}
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while (i--) {
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if (tid == 0) {
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if (i & 1) {
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CK_ELIDE_LOCK(ck_swlock_write, &lock);
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} else {
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ck_swlock_write_lock(&lock);
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}
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{
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l = ck_pr_load_uint(&locked);
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if (l != 0) {
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ck_error("ERROR [WR:%d]: %u != 0\n", __LINE__, l);
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}
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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l = ck_pr_load_uint(&locked);
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if (l != 8) {
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ck_error("ERROR [WR:%d]: %u != 2\n", __LINE__, l);
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}
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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l = ck_pr_load_uint(&locked);
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if (l != 0) {
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ck_error("ERROR [WR:%d]: %u != 0\n", __LINE__, l);
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}
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}
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if (i & 1) {
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CK_ELIDE_UNLOCK(ck_swlock_write, &lock);
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} else {
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ck_swlock_write_unlock(&lock);
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}
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}
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if (i & 1) {
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CK_ELIDE_LOCK(ck_swlock_read, &lock);
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} else {
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ck_swlock_read_lock(&lock);
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}
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{
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l = ck_pr_load_uint(&locked);
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if (l != 0) {
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ck_error("ERROR [RD:%d]: %u != 0\n", __LINE__, l);
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}
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}
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if (i & 1) {
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CK_ELIDE_UNLOCK(ck_swlock_read, &lock);
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} else {
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ck_swlock_read_unlock(&lock);
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}
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}
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return (NULL);
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}
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static void *
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thread_rtm(void *arg)
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{
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unsigned int i = ITERATE;
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unsigned int l;
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int tid = ck_pr_load_int(arg);
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if (aff_iterate(&a)) {
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perror("ERROR: Could not affine thread");
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exit(EXIT_FAILURE);
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}
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while (i--) {
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if (tid == 0) {
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CK_ELIDE_LOCK(ck_swlock_write, &lock);
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{
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l = ck_pr_load_uint(&locked);
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if (l != 0) {
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ck_error("ERROR [WR:%d]: %u != 0\n", __LINE__, l);
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}
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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l = ck_pr_load_uint(&locked);
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if (l != 8) {
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ck_error("ERROR [WR:%d]: %u != 2\n", __LINE__, l);
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}
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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l = ck_pr_load_uint(&locked);
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if (l != 0) {
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ck_error("ERROR [WR:%d]: %u != 0\n", __LINE__, l);
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}
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}
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CK_ELIDE_UNLOCK(ck_swlock_write, &lock);
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}
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CK_ELIDE_LOCK(ck_swlock_read, &lock);
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{
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l = ck_pr_load_uint(&locked);
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if (l != 0) {
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ck_error("ERROR [RD:%d]: %u != 0\n", __LINE__, l);
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}
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}
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CK_ELIDE_UNLOCK(ck_swlock_read, &lock);
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}
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return (NULL);
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}
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#endif /* CK_F_PR_RTM */
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static void *
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thread_latch(void *arg)
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{
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unsigned int i = ITERATE;
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unsigned int l;
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int tid = ck_pr_load_int(arg);
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if (aff_iterate(&a)) {
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perror("ERROR: Could not affine thread");
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exit(EXIT_FAILURE);
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}
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while (i--) {
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if (tid == 0) {
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/* Writer */
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ck_swlock_write_latch(&lock);
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{
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memcpy(©, &lock, sizeof(ck_swlock_t));
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l = ck_pr_load_uint(&locked);
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if (l != 0) {
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ck_error("ERROR [WR:%d]: %u != 0\n", __LINE__, l);
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}
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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l = ck_pr_load_uint(&locked);
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if (l != 8) {
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ck_error("ERROR [WR:%d]: %u != 2\n", __LINE__, l);
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}
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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l = ck_pr_load_uint(&locked);
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if (l != 0) {
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ck_error("ERROR [WR:%d]: %u != 0\n", __LINE__, l);
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}
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memcpy(&lock, ©, sizeof(ck_swlock_t));
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}
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ck_swlock_write_unlatch(&lock);
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}
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ck_swlock_read_lock(&lock);
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{
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l = ck_pr_load_uint(&locked);
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if (l != 0) {
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ck_error("ERROR [RD:%d]: %u != 0\n", __LINE__, l);
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}
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}
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ck_swlock_read_unlock(&lock);
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}
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return (NULL);
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}
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static void *
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thread(void *arg)
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{
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unsigned int i = ITERATE;
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unsigned int l;
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int tid = ck_pr_load_int(arg);
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if (aff_iterate(&a)) {
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perror("ERROR: Could not affine thread");
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exit(EXIT_FAILURE);
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}
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while (i--) {
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if (tid == 0) {
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/* Writer */
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ck_swlock_write_lock(&lock);
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{
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l = ck_pr_load_uint(&locked);
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if (l != 0) {
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ck_error("ERROR [WR:%d]: %u != 0\n", __LINE__, l);
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}
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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ck_pr_inc_uint(&locked);
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l = ck_pr_load_uint(&locked);
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if (l != 8) {
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ck_error("ERROR [WR:%d]: %u != 2\n", __LINE__, l);
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}
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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ck_pr_dec_uint(&locked);
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l = ck_pr_load_uint(&locked);
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if (l != 0) {
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ck_error("ERROR [WR:%d]: %u != 0\n", __LINE__, l);
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}
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}
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ck_swlock_write_unlock(&lock);
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}
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ck_swlock_read_lock(&lock);
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{
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l = ck_pr_load_uint(&locked);
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if (l != 0) {
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ck_error("ERROR [RD:%d]: %u != 0\n", __LINE__, l);
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}
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}
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ck_swlock_read_unlock(&lock);
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}
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return (NULL);
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}
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static void
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swlock_test(pthread_t *threads, void *(*f)(void *), const char *test)
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{
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int i, tid[nthr];
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fprintf(stderr, "Creating threads (%s)...", test);
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for (i = 0; i < nthr; i++) {
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ck_pr_store_int(&tid[i], i);
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if (pthread_create(&threads[i], NULL, f, &tid[i])) {
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ck_error("ERROR: Could not create thread %d\n", i);
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}
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}
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fprintf(stderr, ".");
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for (i = 0; i < nthr; i++)
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pthread_join(threads[i], NULL);
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fprintf(stderr, "done (passed)\n");
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return;
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}
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int
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main(int argc, char *argv[])
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{
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pthread_t *threads;
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if (argc != 3) {
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ck_error("Usage: validate <number of threads> <affinity delta>\n");
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}
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nthr = atoi(argv[1]);
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if (nthr <= 0) {
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ck_error("ERROR: Number of threads must be greater than 0\n");
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}
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threads = malloc(sizeof(pthread_t) * nthr);
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if (threads == NULL) {
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ck_error("ERROR: Could not allocate thread structures\n");
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}
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a.delta = atoi(argv[2]);
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swlock_test(threads, thread, "regular");
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swlock_test(threads, thread_latch, "latch");
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#ifdef CK_F_PR_RTM
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swlock_test(threads, thread_rtm, "rtm");
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swlock_test(threads, thread_rtm_mix, "rtm-mix");
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swlock_test(threads, thread_rtm_adaptive, "rtm-adaptive");
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#endif
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return 0;
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}
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