PR target/28014:

        gcc:
        * config/sh/t-sh (LIB1ASMFUNCS): Add _udiv_qrnnd16
        * config/sh/sh.c (print_operand): Add !SHMEDIA functionality to 'M'.
        * config/sh/lib1funcs.h (SL, SL1): Define.
        * config/sh/lib1funcs.asm (__udiv_qrnnd16): New hidden function.
        * longlong.h (__sh__): Define umul_ppmm, udiv_qrnnd and sub_ddmmss.
        * config/sh/t-sh ($(T)unwind-dw2-Os-4-200.o): New rule.
        (OBJS_Os_4_200): New variable.
        ($(T)libgcc-Os-4-200.a): Use it.
        * sh.md (udivsi3): For TARGET_DIVIDE_CALL_TABLE, avoid function call
        when dividing 1 and/or by 0.

        gcc/testsuite:
        * g++.dg/eh/div.C: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@114616 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 13 insertions, 0 deletions

diff --git a/gcc/testsuite/g++.dg/eh/div.C b/gcc/testsuite/g++.dg/eh/div.C
new file mode 100644
index 00000000000..14d7536ce19
--- /dev/null
+++ b/gcc/testsuite/g++.dg/eh/div.C
@@ -0,0 +1,13 @@
+// { dg-do link }
+// { dg-options "-Os" }
+/* PR target/28014: main references unsigned divide, and the unwinder
+   references signed divide.
+   If libgcc contains an object which defines both, and linking is done with
+   a space-optimized library that defines these functions in separate objects,
+   you end up with the function for unsigned divide defined twice.  */
+int
+main (int c, char **argv)
+
+{
+  return 0xffffU/c;
+}