powerpc: Build-time sort the exception table

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
diff --git a/scripts/sortextable.c b/scripts/sortextable.c
index f453b7c..365a907 100644
--- a/scripts/sortextable.c
+++ b/scripts/sortextable.c
@@ -316,6 +316,8 @@
 	case EM_S390:
 	case EM_AARCH64:
 	case EM_PARISC:
+	case EM_PPC:
+	case EM_PPC64:
 		custom_sort = sort_relative_table;
 		break;
 	case EM_ARCOMPACT: