Fix 4 execute/va-arg-26.c gcc testsuite failures.

* config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
1 to UNSPEC_GR_SPILL.

From-SVN: r90141

gcc/ChangeLog

+2004-11-05  James E Wilson  <wilson@specifixinc.com>
+
+	* config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
+	1 to UNSPEC_GR_SPILL.
+
 2004-11-05  Andreas Krebbel  <krebbel1@de.ibm.com>
 
 	* config/s390/s390.c (s390_fixed_condition_code_regs): New function.

gcc/config/ia64/ia64.c

@@ -4883,7 +4883,7 @@ rtx_needs_barrier (rtx x, struct reg_flags flags, int pred)
 	    HOST_WIDE_INT bit = (offset >> 3) & 63;
 
 	    need_barrier = rtx_needs_barrier (XVECEXP (x, 0, 0), flags, pred);
-	    new_flags.is_write = (XINT (x, 1) == 1);
+	    new_flags.is_write = (XINT (x, 1) == UNSPEC_GR_SPILL);
 	    need_barrier |= rws_access_regno (AR_UNAT_BIT_0 + bit,
 					      new_flags, pred);
 	    break;