*
* Userspace RCU library - test program
*
- * Copyright February 2009 - Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
+ * Copyright February 2009 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*
* 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
#include <unistd.h>
#include <stdio.h>
#include <assert.h>
-#include <sys/syscall.h>
-#include <sched.h>
#include <errno.h>
#include <urcu/arch.h>
+#include <urcu/tls-compat.h>
+#include "cpuset.h"
+
+#ifdef __linux__
+#include <syscall.h>
+#endif
/* hardcoded number of CPUs */
#define NR_CPUS 16384
int a;
};
-static pthread_mutex_t lock;
+static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER;
static volatile int test_go, test_stop;
static inline void loop_sleep(unsigned long l)
{
while(l-- != 0)
- cpu_relax();
+ caa_cpu_relax();
}
static int verbose_mode;
pthread_mutex_t affinity_mutex = PTHREAD_MUTEX_INITIALIZER;
-#ifndef HAVE_CPU_SET_T
-typedef unsigned long cpu_set_t;
-# define CPU_ZERO(cpuset) do { *(cpuset) = 0; } while(0)
-# define CPU_SET(cpu, cpuset) do { *(cpuset) |= (1UL << (cpu)); } while(0)
-#endif
-
static void set_affinity(void)
{
cpu_set_t mask;
return !test_stop;
}
-static unsigned long long __thread nr_writes;
-static unsigned long long __thread nr_reads;
+static DEFINE_URCU_TLS(unsigned long long, nr_writes);
+static DEFINE_URCU_TLS(unsigned long long, nr_reads);
static
-unsigned long long __attribute__((aligned(CACHE_LINE_SIZE))) *tot_nr_writes;
+unsigned long long __attribute__((aligned(CAA_CACHE_LINE_SIZE))) *tot_nr_writes;
static
-unsigned long long __attribute__((aligned(CACHE_LINE_SIZE))) *tot_nr_reads;
+unsigned long long __attribute__((aligned(CAA_CACHE_LINE_SIZE))) *tot_nr_reads;
static unsigned int nr_readers;
static unsigned int nr_writers;
unsigned long tidx = (unsigned long)data;
printf_verbose("thread_begin %s, thread id : %lx, tid %lu\n",
- "reader", pthread_self(), (unsigned long)gettid());
+ "reader", (unsigned long) pthread_self(),
+ (unsigned long) gettid());
set_affinity();
for (;;) {
pthread_mutex_lock(&lock);
assert(test_array.a == 8);
- if (unlikely(rduration))
+ if (caa_unlikely(rduration))
loop_sleep(rduration);
pthread_mutex_unlock(&lock);
- nr_reads++;
- if (unlikely(!test_duration_read()))
+ URCU_TLS(nr_reads)++;
+ if (caa_unlikely(!test_duration_read()))
break;
}
- tot_nr_reads[tidx] = nr_reads;
+ tot_nr_reads[tidx] = URCU_TLS(nr_reads);
printf_verbose("thread_end %s, thread id : %lx, tid %lu\n",
- "reader", pthread_self(), (unsigned long)gettid());
+ "reader", (unsigned long) pthread_self(),
+ (unsigned long) gettid());
return ((void*)1);
}
unsigned long wtidx = (unsigned long)data;
printf_verbose("thread_begin %s, thread id : %lx, tid %lu\n",
- "writer", pthread_self(), (unsigned long)gettid());
+ "writer", (unsigned long) pthread_self(),
+ (unsigned long) gettid());
set_affinity();
while (!test_go)
{
}
- smp_mb();
+ cmm_smp_mb();
for (;;) {
pthread_mutex_lock(&lock);
test_array.a = 0;
test_array.a = 8;
- if (unlikely(wduration))
+ if (caa_unlikely(wduration))
loop_sleep(wduration);
pthread_mutex_unlock(&lock);
- nr_writes++;
- if (unlikely(!test_duration_write()))
+ URCU_TLS(nr_writes)++;
+ if (caa_unlikely(!test_duration_write()))
break;
- if (unlikely(wdelay))
+ if (caa_unlikely(wdelay))
loop_sleep(wdelay);
}
printf_verbose("thread_end %s, thread id : %lx, tid %lu\n",
- "writer", pthread_self(), (unsigned long)gettid());
- tot_nr_writes[wtidx] = nr_writes;
+ "writer", (unsigned long) pthread_self(),
+ (unsigned long) gettid());
+ tot_nr_writes[wtidx] = URCU_TLS(nr_writes);
return ((void*)2);
}
show_usage(argc, argv);
return -1;
}
- smp_mb();
+ cmm_smp_mb();
err = sscanf(argv[1], "%u", &nr_readers);
if (err != 1) {
printf_verbose("Writer delay : %lu loops.\n", wdelay);
printf_verbose("Reader duration : %lu loops.\n", rduration);
printf_verbose("thread %-6s, thread id : %lx, tid %lu\n",
- "main", pthread_self(), (unsigned long)gettid());
+ "main", (unsigned long) pthread_self(),
+ (unsigned long) gettid());
- tid_reader = malloc(sizeof(*tid_reader) * nr_readers);
- tid_writer = malloc(sizeof(*tid_writer) * nr_writers);
- count_reader = malloc(sizeof(*count_reader) * nr_readers);
- count_writer = malloc(sizeof(*count_writer) * nr_writers);
- tot_nr_reads = malloc(sizeof(*tot_nr_reads) * nr_readers);
- tot_nr_writes = malloc(sizeof(*tot_nr_writes) * nr_writers);
+ tid_reader = calloc(nr_readers, sizeof(*tid_reader));
+ tid_writer = calloc(nr_writers, sizeof(*tid_writer));
+ count_reader = calloc(nr_readers, sizeof(*count_reader));
+ count_writer = calloc(nr_writers, sizeof(*count_writer));
+ tot_nr_reads = calloc(nr_readers, sizeof(*tot_nr_reads));
+ tot_nr_writes = calloc(nr_writers, sizeof(*tot_nr_writes));
next_aff = 0;
exit(1);
}
- smp_mb();
+ cmm_smp_mb();
test_go = 1;