reload1.c (reload): Fix check for USEs to use code of pattern.

	* reload1.c (reload): Fix check for USEs to use code of pattern.
	(choose_reload_regs): Remove dead variable use_insn.

From-SVN: r19702

gcc/ChangeLog

+Tue May 12 22:21:07 1998  J"orn Rennecke <amylaar@cygnus.co.uk>
+
+	* reload1.c (reload): Fix check for USEs to use code of pattern.
+	(choose_reload_regs): Remove dead variable use_insn.
+
 Tue May 12 14:04:49 1998  Jeffrey A Law  (law@cygnus.com)
 
 	* pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes. 
@@ -531,6 +536,7 @@ Sat May  2 01:37:29 1998  J"orn Rennecke <amylaar@cygnus.co.uk>
 	Don't apply avoid_return_reg logic to USEs.
 	When done, remove USEs that have a REG_EQUAL note on them.
 	(emit_reload_insns): Handle case where we have inherited a MEM.
+	(choose_reload_regs): Likewise.
 	(delete_output_reload): Don't use cannot_omit_stores.
 
 Thu Apr 30 18:59:03 1998  Jim Wilson  <wilson@cygnus.com>

gcc/reload1.c

@@ -2110,7 +2110,7 @@ reload (first, global, dumpfile)
       {
 	rtx note, next;
 
-	if (GET_CODE (insn) == USE
+	if (GET_CODE (PATTERN (insn)) == USE
 	    && find_reg_note (insn, REG_EQUAL, NULL_RTX))
 	  {
 	    PUT_CODE (insn, NOTE);
@@ -5448,7 +5448,7 @@ choose_reload_regs (insn, avoid_return_reg)
 	    {
 	      register int regno = -1;
 	      enum machine_mode mode;
-	      rtx in, use_insn = 0;
+	      rtx in;
 
 	      if (reload_in[r] == 0)
 		;
@@ -5486,7 +5486,6 @@ choose_reload_regs (insn, avoid_return_reg)
 			{
 			  regno = REGNO (XEXP (PATTERN (prev), 0));
 			  mode = GET_MODE (reload_in[r]);
-			  use_insn = prev;
 			}
 		    }
 		}