diff --git a/test/codegen/arithmetic.go b/test/codegen/arithmetic.go
index 0d6d9690000..174c2dbcc90 100644
--- a/test/codegen/arithmetic.go
+++ b/test/codegen/arithmetic.go
@@ -16,12 +16,12 @@ package codegen
 
 func AddLargeConst(a uint64, out []uint64) {
 	// ppc64x/power10:"ADD\t[$]4294967296,"
-	// ppc64x/power9:"MOVD\t[$]i64.0000000100000000[(]SB[)]", "ADD\tR[0-9]*"
-	// ppc64x/power8:"MOVD\t[$]i64.0000000100000000[(]SB[)]", "ADD\tR[0-9]*"
+	// ppc64x/power9:"MOVD\t[$]1", "SLD\t[$]32" "ADD\tR[0-9]*"
+	// ppc64x/power8:"MOVD\t[$]1", "SLD\t[$]32" "ADD\tR[0-9]*"
 	out[0] = a + 0x100000000
 	// ppc64x/power10:"ADD\t[$]-8589934592,"
-	// ppc64x/power9:"MOVD\t[$]i64.fffffffe00000000[(]SB[)]", "ADD\tR[0-9]*"
-	// ppc64x/power8:"MOVD\t[$]i64.fffffffe00000000[(]SB[)]", "ADD\tR[0-9]*"
+	// ppc64x/power9:"MOVD\t[$]-1", "SLD\t[$]33" "ADD\tR[0-9]*"
+	// ppc64x/power8:"MOVD\t[$]-1", "SLD\t[$]33" "ADD\tR[0-9]*"
 	out[1] = a + 0xFFFFFFFE00000000
 }