2002-12-30 Kazu Hirata <kazu@cs.umass.edu>
+ * config/h8300/h8300.md (*addsi3_lshiftrt_16_zexthi): New.
+
+2002-12-30 Kazu Hirata <kazu@cs.umass.edu>
+
* config/h8300/h8300.c (output_logical_op): Use extu.w if we
are clearing the most significant byte.
(compute_logical_op_length): Update to reflect the change in
[(set_attr "cc" "set_znv")
(set_attr "length" "6")])
+;; plus:SI
+
+(define_insn "*addsi3_lshiftrt_16_zexthi"
+ [(set (match_operand:SI 0 "register_operand" "=r")
+ (plus:SI (lshiftrt:SI (match_operand:SI 1 "register_operand" "r")
+ (const_int 16))
+ (zero_extend:SI (match_operand:HI 2 "register_operand" "0"))))]
+ "TARGET_H8300H || TARGET_H8300S"
+ "add.w\t%e1,%f0\;xor.w\t%e0,%e0\;rotxl.w\t%e0,%e0"
+ [(set_attr "cc" "clobber")
+ (set_attr "length" "6")])
+
;; ior:HI
(define_insn "*iorhi3_zext"