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-rw-r--r--src/scheduler.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/scheduler.c b/src/scheduler.c
index 3da723687c..458d1e15c0 100644
--- a/src/scheduler.c
+++ b/src/scheduler.c
@@ -128,9 +128,9 @@ static struct rt_thread* _get_highest_priority_thread(rt_ubase_t *highest_prio)
register struct rt_thread *highest_priority_thread;
register rt_ubase_t highest_ready_priority, local_highest_ready_priority;
struct rt_cpu* pcpu = rt_cpu_self();
-
#if RT_THREAD_PRIORITY_MAX > 32
register rt_ubase_t number;
+#endif
if (rt_thread_ready_priority_group == 0 && pcpu->priority_group == 0)
{
@@ -139,6 +139,7 @@ static struct rt_thread* _get_highest_priority_thread(rt_ubase_t *highest_prio)
return pcpu->current_thread;
}
+#if RT_THREAD_PRIORITY_MAX > 32
number = __rt_ffs(rt_thread_ready_priority_group) - 1;
highest_ready_priority = (number << 3) + __rt_ffs(rt_thread_ready_table[number]) - 1;
number = __rt_ffs(pcpu->priority_group) - 1;