--- zzzz-none-000/linux-3.10.107/arch/sh/kernel/cpu/sh5/unwind.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/sh/kernel/cpu/sh5/unwind.c	2021-02-04 17:41:59.000000000 +0000
@@ -159,7 +159,7 @@
 
 			/* Sign extend */
 			regcache[dest] =
-				((((s64)(u64)op >> 10) & 0xffff) << 54) >> 54;
+				sign_extend64((((u64)op >> 10) & 0xffff), 9);
 			break;
 		case (0xd0 >> 2): /* addi */
 		case (0xd4 >> 2): /* addi.l */