diff --git a/gcc/config/csky/csky_pipeline_ck802.md b/gcc/config/csky/csky_pipeline_ck802.md
index bf1c2a7031c..2406f59e776 100644
--- a/gcc/config/csky/csky_pipeline_ck802.md
+++ b/gcc/config/csky/csky_pipeline_ck802.md
@@ -70,8 +70,12 @@
 (define_bypass 3 "ck802_load,ck802_store" "ck802_pool")
 (define_bypass 3 "ck802_pool" "ck802_load,ck802_store")
 
-(define_bypass 1 "*" "ck802_alu")
+(define_bypass 1 "ck802_alu,ck802_branch,ck802_cmp,ck802_cbranch,ck802_call,\
+		  ck802_load,ck802_pool,ck802_store"
+		 "ck802_alu")
 
-(define_bypass 1 "*" "ck802_branch")
+(define_bypass 1 "ck802_alu,ck802_branch,ck802_cmp,ck802_cbranch,ck802_call,\
+		  ck802_load,ck802_pool,ck802_store"
+		 "ck802_branch")
 
 (define_bypass 2 "ck802_cmp" "ck802_cbranch")