assert/stack_dump: Output some more information on the premise that sp has it.

gdb may need more information when doing backtrace Signed-off-by: anjiahao <anjiahao@xiaomi.com>
2023-09-15 11:47:46 +08:00 · 2023-09-15 11:47:46 +08:00 · c3fd7f84ad
commit c3fd7f84ad
parent 7fd172d9ff
1 changed files with 8 additions and 0 deletions
--- a/sched/misc/assert.c
+++ b/sched/misc/assert.c
@ -166,6 +166,14 @@ static void dump_stack(FAR const char *tag, uintptr_t sp,
  if (sp != 0)
    {
      _alert("    sp: %p\n", (FAR void *)sp);
+
+      /* Get more information */
+
+      if (sp - 32 >= base)
+        {
+          sp -= 32;
+        }
+
      stack_dump(sp, top);
    }
  else