* config/xtensa/lib1funcs.asm (__umulsidi3): Restore a0 on exit.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@118946 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 12c61b7..6466bad 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2006-11-17  Bob Wilson  <bob.wilson@acm.org>
+
+       * config/xtensa/lib1funcs.asm (__umulsidi3): Restore a0 on exit.
+
 2006-11-17  Zdenek Dvorak <dvorakz@suse.cz>
 
        * tree-vrp.c (execute_vrp): Do not update current_loops.

diff --git a/gcc/config/xtensa/lib1funcs.asm b/gcc/config/xtensa/lib1funcs.asm
index 69d51a7..9b9efa8 100644 (file)
--- a/gcc/config/xtensa/lib1funcs.asm
+++ b/gcc/config/xtensa/lib1funcs.asm
@@ -323,6 +323,10 @@ __umulsidi3:
 
 #endif /* !MUL32_HIGH */
 
+#if !XCHAL_HAVE_MUL16 && !XCHAL_HAVE_MUL32 && !XCHAL_HAVE_MAC16
+       /* Restore the original return address.  */
+       l32i    a0, sp, 0
+#endif
        leaf_return
 
 #if !XCHAL_HAVE_MUL16 && !XCHAL_HAVE_MUL32 && !XCHAL_HAVE_MAC16