* lib/target-supports.exp

[pf3gnuchains/gcc-fork.git] / gcc / modulo-sched.c

diff --git a/gcc/modulo-sched.c b/gcc/modulo-sched.c
index bd49f9f..5176880 100644 (file)
--- a/gcc/modulo-sched.c
+++ b/gcc/modulo-sched.c
@@ -270,6 +270,7 @@ static struct haifa_sched_info sms_sched_info =
   NULL,
   sms_print_insn,
   NULL,
+  NULL, /* insn_finishes_block_p */
   NULL, NULL,
   NULL, NULL,
   0, 0,
@@ -353,7 +354,7 @@ const_iteration_count (rtx count_reg, basic_block pre_header,
       {
        rtx pat = single_set (insn);
 
-       if (GET_CODE (SET_SRC (pat)) == CONST_INT)
+       if (CONST_INT_P (SET_SRC (pat)))
          {
            *count = INTVAL (SET_SRC (pat));
            return insn;
@@ -1156,12 +1157,14 @@ sms_schedule (void)
 
       ps = sms_schedule_by_order (g, mii, maxii, node_order);
 
-      if (ps)
+      if (ps){
        stage_count = PS_STAGE_COUNT (ps);
+        gcc_assert(stage_count >= 1);
+      }  
 
       /* Stage count of 1 means that there is no interleaving between
          iterations, let the scheduling passes do the job.  */
-      if (stage_count < 1
+      if (stage_count <= 1
          || (count_init && (loop_count <= stage_count))
          || (flag_branch_probabilities && (trip_count <= stage_count)))
        {