From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Date: Wed, 10 Jun 2009 18:59:13 +0000 (-0400)
Subject: Unlikely for tests
X-Git-Tag: v0.1~170
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=59d5a40624428364374c306409979155beddfaac;p=urcu.git

Unlikely for tests

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
---

diff --git a/test_perthreadlock.c b/test_perthreadlock.c
index 7b6a65c..3684975 100644
--- a/test_perthreadlock.c
+++ b/test_perthreadlock.c
@@ -134,7 +134,7 @@ void *thr_reader(void *data)
 		assert(test_array.a == 8);
 		pthread_mutex_unlock(&per_thread_lock[tidx].lock);
 		nr_reads++;
-		if (!test_duration_read())
+		if (unlikely(!test_duration_read()))
 			break;
 	}
 
@@ -168,9 +168,9 @@ void *thr_writer(void *data)
 			pthread_mutex_unlock(&per_thread_lock[tidx].lock);
 		}
 		nr_writes++;
-		if (!test_duration_write())
+		if (unlikely(!test_duration_write()))
 			break;
-		if (wdelay)
+		if (unlikely(wdelay))
 			usleep(wdelay);
 	}
 
diff --git a/test_qsbr.c b/test_qsbr.c
index ff55f8b..82521ef 100644
--- a/test_qsbr.c
+++ b/test_qsbr.c
@@ -165,9 +165,9 @@ void *thr_reader(void *_count)
 		_rcu_read_unlock();
 		nr_reads++;
 		/* QS each 1024 reads */
-		if ((nr_reads & ((1 << 10) - 1)) == 0)
+		if (unlikely((nr_reads & ((1 << 10) - 1)) == 0))
 			_rcu_quiescent_state();
-		if (!test_duration_read())
+		if (unlikely(!test_duration_read()))
 			break;
 	}
 
@@ -207,9 +207,9 @@ void *thr_writer(void *_count)
 			old->a = 0;
 		test_array_free(old);
 		nr_writes++;
-		if (!test_duration_write())
+		if (unlikely(!test_duration_write()))
 			break;
-		if (wdelay)
+		if (unlikely(wdelay))
 			usleep(wdelay);
 	}
 
diff --git a/test_rwlock.c b/test_rwlock.c
index ef3ce2c..1c29d73 100644
--- a/test_rwlock.c
+++ b/test_rwlock.c
@@ -127,7 +127,7 @@ void *thr_reader(void *_count)
 		assert(test_array.a == 8);
 		pthread_rwlock_unlock(&lock);
 		nr_reads++;
-		if (!test_duration_read())
+		if (unlikely(!test_duration_read()))
 			break;
 	}
 
@@ -156,9 +156,9 @@ void *thr_writer(void *_count)
 		test_array.a = 8;
 		pthread_rwlock_unlock(&lock);
 		nr_writes++;
-		if (!test_duration_write())
+		if (unlikely(!test_duration_write()))
 			break;
-		if (wdelay)
+		if (unlikely(wdelay))
 			usleep(wdelay);
 	}
 
diff --git a/test_urcu.c b/test_urcu.c
index d300610..5861281 100644
--- a/test_urcu.c
+++ b/test_urcu.c
@@ -168,7 +168,7 @@ void *thr_reader(void *_count)
 			assert(local_ptr->a == 8);
 		rcu_read_unlock();
 		nr_reads++;
-		if (!test_duration_read())
+		if (unlikely(!test_duration_read()))
 			break;
 	}
 
@@ -208,9 +208,9 @@ void *thr_writer(void *_count)
 			old->a = 0;
 		test_array_free(old);
 		nr_writes++;
-		if (!test_duration_write())
+		if (unlikely(!test_duration_write()))
 			break;
-		if (wdelay)
+		if (unlikely(wdelay))
 			usleep(wdelay);
 	}