* config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@107821 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/ChangeLog

 2005-12-01  Nathan Sidwell  <nathan@codesourcery.com>
 
+	* config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
+
 	* vec.h (VEC_block_remove): New.
 
 2005-12-01  Gabriel Dos Reis  <gdr@integrable-solutions.net>

gcc/config/ms1/ms1.c

@@ -1915,7 +1915,16 @@ ms1_reorg_hazard (void)
 		      break;
 		    }
 		}
-	      count -= INSN_CODE (prev) >= 0;
+
+	      if (INSN_CODE (prev) >= 0)
+		{
+		  rtx set = single_set (prev);
+
+		  /* A noop set will get deleted in a later split pass,
+	     	     so we can't count on it for hazard avoidance.  */
+		  if (!set || !set_noop_p (set))
+		    count--;
+		}
 	    }
 
 	  if (rescan)