ssa.c (rename_block): Update parameter to remove_phi_alternative

        * ssa.c (rename_block): Update parameter to remove_phi_alternative
        (convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
        re-running life analysis.

From-SVN: r43473

gcc/ChangeLog

+Wed Jun 20 08:35:02 2001  Jeffrey A Law  (law@cygnus.com)
+
+	* ssa.c (rename_block): Update parameter to remove_phi_alternative
+	(convert_from_ssa): Do create REG_DEAD and REG_UNUSED notes when
+	re-running life analysis. 
+
 2001-06-20  Stan Shebs  <shebs@apple.com>
 
 	* objc/objc-act.c (hash_init): Assume xmalloc always succeeds,

gcc/ssa.c

@@ -1065,7 +1065,7 @@ rename_block (bb, idom)
 	     consider those edges.  */
 	  if (reg == NULL || reg == RENAME_NO_RTX)
 	    {
-	      if (! remove_phi_alternative (phi, bb))
+	      if (! remove_phi_alternative (phi, b))
 		abort ();
 	    }
 	  else
@@ -2153,8 +2153,8 @@ convert_from_ssa()
      any significant dead code at this point, except perhaps dead
      stores.  So do not take the time to perform dead code elimination. 
 
-     We also do not need death notes, so don't bother creating them.  */
-  life_analysis (insns, NULL, 0);
+     Register coalescing needs death notes, so generate them.  */
+  life_analysis (insns, NULL, PROP_DEATH_NOTES);
 
   /* Figure out which regs in copies and phi nodes don't conflict and
      therefore can be coalesced.  */