h8300-div-delay-slot.c: New test.

        * gcc.dg/h8300-div-delay-slot.c: New test.

From-SVN: r157340

gcc/testsuite/ChangeLog

+2010-03-10  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
+
+	* gcc.dg/h8300-div-delay-slot.c: New test.
+
 2010-03-10  Alexander Monakov  <amonakov@ispras.ru>
 
 	PR tree-optimization/43236

gcc/testsuite/gcc.dg/h8300-div-delay-slot.c

+/* Make sure that the H8 backend does not generate a div
+   instruction in a delay slot. */
+/* { dg-options "-Os" } */
+/* { dg-skip-if "" { "h8300*-*-*" } "*" "-msx*" }  */
+/* { dg-final { scan-assembler-not "\tbra/s\t.*\n\tdiv*" } } */
+
+extern volatile unsigned long timer_ticks;
+#define timer_ms_elapsed(ticks) (((unsigned long)(timer_ticks-ticks))/10)
+unsigned long ticks;
+
+unsigned tst_read( unsigned char idx )
+{
+        switch( idx )
+        {
+                case 0x62: return timer_ms_elapsed(ticks);
+                case 0x61: return timer_ticks;
+                default: return 0;
+        }
+}