reload1.c (do_output_reload): Check reg_reloaded_valid before looking at reg_reloaded_contents.

* reload1.c (do_output_reload): Check reg_reloaded_valid before
looking at reg_reloaded_contents.

From-SVN: r32201

gcc/ChangeLog

+2000-02-26  Geoff Keating  <geoffk@cygnus.com>
+
+	* reload1.c (do_output_reload): Check reg_reloaded_valid before
+	looking at reg_reloaded_contents.
+
 2000-02-26  Zack Weinberg  <zack@wolery.cumb.org>
 
 	* Makefile.in (STMP_FIXINC): New toggle.

gcc/reload1.c

@@ -6648,7 +6648,8 @@ do_output_reload (chain, rl, j)
       /* We don't need to test full validity of last_regno for
 	 inherit here; we only want to know if the store actually
 	 matches the pseudo.  */
-      if (reg_reloaded_contents[last_regno] == pseudo_no
+      if (TEST_HARD_REG_BIT (reg_reloaded_valid, last_regno)
+	  && reg_reloaded_contents[last_regno] == pseudo_no
 	  && spill_reg_store[last_regno]
 	  && rtx_equal_p (pseudo, spill_reg_stored_to[last_regno]))
 	delete_output_reload (insn, j, last_regno);