sparc.c (finalize_pic): Check for the correct nonlocal_goto_receiver UNSPEC number.

	* config/sparc/sparc.c (finalize_pic): Check for the correct
	nonlocal_goto_receiver UNSPEC number.
	* config/sparc/sparc.md (nonlocal_goto_receiver): Add comment
	making note of this dependency existing in sparc.c

From-SVN: r21842

gcc/ChangeLog

+Wed Aug 19 07:08:15 1998  David S. Miller  <davem@pierdol.cobaltmicro.com>
+
+	* config/sparc/sparc.c (finalize_pic): Check for the correct
+	nonlocal_goto_receiver UNSPEC number.
+	* config/sparc/sparc.md (nonlocal_goto_receiver): Add comment
+	making note of this dependency existing in sparc.c
+
 Tue Aug 18 12:40:27 1998  Richard Henderson  <rth@cygnus.com>
 
 	* c-common.c (decl_attributes): Issue an error if the argument

gcc/config/sparc/sparc.c

@@ -2492,10 +2492,13 @@ finalize_pic ()
 
   emit_insn_after (pic_setup_code (), get_insns ());
 
-  /* Insert the code in each nonlocal goto receiver.  */
+  /* Insert the code in each nonlocal goto receiver.
+     If you make changes here or to the nonlocal_goto_receiver
+     pattern, make sure the unspec_volatile numbers still
+     match.  */
   for (insn = get_insns (); insn; insn = NEXT_INSN (insn))
     if (GET_CODE (insn) == INSN && GET_CODE (PATTERN (insn)) == UNSPEC_VOLATILE
-	&& XINT (PATTERN (insn), 1) == 4)
+	&& XINT (PATTERN (insn), 1) == 5)
       emit_insn_after (pic_setup_code (), insn);
 
   flag_pic = orig_flag_pic;

gcc/config/sparc/sparc.md

@@ -7791,6 +7791,7 @@
 ;; if we need it.  So do nothing much here, but we'll check for this in
 ;; finalize_pic.
 
+;; Make sure this unspec_volatile number agrees with finalize_pic.
 (define_insn "nonlocal_goto_receiver"
   [(unspec_volatile [(const_int 0)] 5)]
   "flag_pic"