s390/exceptions: switch to relative exception table entries

This is the s390 port of 70627654 "x86, extable: Switch to relative
exception table entries".
Reduces the size of our exception tables by 50% on 64 bit builds.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 5 insertions, 5 deletions

diff --git a/scripts/sortextable.c b/scripts/sortextable.c
index 6acf8344910..f19ddc47304 100644
--- a/scripts/sortextable.c
+++ b/scripts/sortextable.c
@@ -161,7 +161,7 @@ typedef void (*table_sort_t)(char *, int);
 #define SORTEXTABLE_64
 #include "sortextable.h"
 
-static int compare_x86_table(const void *a, const void *b)
+static int compare_relative_table(const void *a, const void *b)
 {
         int32_t av = (int32_t)r(a);
         int32_t bv = (int32_t)r(b);
@@ -173,7 +173,7 @@ static int compare_x86_table(const void *a, const void *b)
         return 0;
 }
 
-static void sort_x86_table(char *extab_image, int image_size)
+static void sort_relative_table(char *extab_image, int image_size)
 {
         int i;
 
@@ -188,7 +188,7 @@ static void sort_x86_table(char *extab_image, int image_size)
                 i += 4;
         }
 
-        qsort(extab_image, image_size / 8, 8, compare_x86_table);
+        qsort(extab_image, image_size / 8, 8, compare_relative_table);
 
         /* Now denormalize. */
         i = 0;
@@ -245,9 +245,9 @@ do_file(char const *const fname)
                 break;
         case EM_386:
         case EM_X86_64:
-                custom_sort = sort_x86_table;
-                break;
         case EM_S390:
+                custom_sort = sort_relative_table;
+                break;
         case EM_MIPS:
                 break;
         }  /* end switch */