i386.c (const_int_1_operand): Simplify an integer comparison.

	* config/i386/i386.c (const_int_1_operand): Simplify an
	integer comparison.

From-SVN: r70689

gcc/ChangeLog

+2003-08-22  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* config/i386/i386.c (const_int_1_operand): Simplify an
+	integer comparison.
+
 2003-08-22  Alan Modra  <amodra@bigpond.net.au>
 
 	* config/fp-bit.c: Specify config/ dir for include of fp-bit.h.

gcc/config/i386/i386.c

@@ -3343,7 +3343,7 @@ x86_64_zext_immediate_operand (rtx op, enum machine_mode mode ATTRIBUTE_UNUSED)
 int
 const_int_1_operand (rtx op, enum machine_mode mode ATTRIBUTE_UNUSED)
 {
-  return (GET_CODE (op) == CONST_INT && INTVAL (op) == 1);
+  return op == const1_rtx;
 }
 
 /* Return nonzero if OP is CONST_INT >= 1 and <= 31 (a valid operand