diff --git a/mach/powerpc/ncg/table b/mach/powerpc/ncg/table
index 4deceefe8..d42eb27eb 100644
--- a/mach/powerpc/ncg/table
+++ b/mach/powerpc/ncg/table
@@ -1852,12 +1852,14 @@ PATTERNS
 /* Other branching and labelling */
 
 	pat lab topeltsize($1)==4 && !fallthrough($1)
+		kills ALL
 		gen
 			labeldef $1
 			yields R3
 
 	pat lab topeltsize($1)==4 && fallthrough($1)
-		with GPR3
+		with GPR3 STACK
+		kills ALL
 		gen
 			labeldef $1
 		yields %1