--- third_party/concurrency_kit/ck/include/gcc/ppc/ck_pr.h	2020-04-24 23:51:47.000000000 +0800
+++ third_party/concurrency_kit/ck/include/gcc/ppc/ck_pr.h	2026-04-23 10:07:20.000000000 +0800
@@ -55,8 +55,8 @@
 ck_pr_stall(void)
 {
 
-	__asm__ __volatile__("or 1, 1, 1;"
-			     "or 2, 2, 2;" ::: "memory");
+	__asm__ __volatile__("or r1, r1, r1;"
+			     "or r2, r2, r2;" ::: "memory");
 	return;
 }
 

--- third_party/concurrency_kit/ck/include/gcc/ppc64/ck_pr.h	2020-04-24 23:51:47.000000000 +0800
+++ third_party/concurrency_kit/ck/include/gcc/ppc64/ck_pr.h	2026-04-23 10:07:33.000000000 +0800
@@ -54,8 +54,8 @@
 ck_pr_stall(void)
 {
 
-	__asm__ __volatile__("or 1, 1, 1;"
-			     "or 2, 2, 2;" ::: "memory");
+	__asm__ __volatile__("or r1, r1, r1;"
+			     "or r2, r2, r2;" ::: "memory");
 	return;
 }