postreload.c (reload_cse_simplify_operands): Fix bug in sorting algorithm so as…

postreload.c (reload_cse_simplify_operands): Fix bug in sorting algorithm so as to choose the best, not the worst, alternative.

	* postreload.c (reload_cse_simplify_operands): Fix bug in sorting
	algorithm so as to choose the best, not the worst, alternative.
	Reset accumulated register class before processing next alternative.

From-SVN: r106780

gcc/ChangeLog

+2005-11-11  Ulrich Weigand  <uweigand@de.ibm.com>
+
+	* postreload.c (reload_cse_simplify_operands): Fix bug in sorting
+	algorithm so as to choose the best, not the worst, alternative.
+	Reset accumulated register class before processing next alternative.
+
 2005-11-11  Kaz Kojima  <kkojima@gcc.gnu.org>
 
 	PR target/24445

gcc/postreload.c

@@ -575,6 +575,7 @@ reload_cse_simplify_operands (rtx insn, rtx testreg)
 		      op_alt_regno[i][j] = regno;
 		    }
 		  j++;
+		  class = (int) NO_REGS;
 		  break;
 		}
 	      p += CONSTRAINT_LEN (c, p);
@@ -607,7 +608,7 @@ reload_cse_simplify_operands (rtx insn, rtx testreg)
 	  int this_nregs = alternative_nregs[alternative_order[j]];
 
 	  if (this_reject < best_reject
-	      || (this_reject == best_reject && this_nregs < best_nregs))
+	      || (this_reject == best_reject && this_nregs > best_nregs))
 	    {
 	      best = j;
 	      best_reject = this_reject;