+2003-03-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (*extzv_8_8): Use '?' to simplify the
+ pattern.
+
2003-03-03 Geoffrey Keating <geoffk@apple.com>
* doc/install.texi (Specific): Update entry for powerpc-darwin.
;; extzv:SI
(define_insn "*extzv_8_8"
- [(set (match_operand:SI 0 "register_operand" "=r")
- (zero_extract:SI (match_operand:SI 1 "register_operand" "r")
+ [(set (match_operand:SI 0 "register_operand" "=r,r")
+ (zero_extract:SI (match_operand:SI 1 "register_operand" "?0,r")
(const_int 8)
(const_int 8)))]
"TARGET_H8300H || TARGET_H8300S"
- "*
-{
- if (REG_P (operands[0]) && REG_P (operands[1])
- && REGNO (operands[0]) != REGNO (operands[1]))
- return \"sub.l\\t%S0,%S0\;mov.b\\t%x1,%w0\";
- else
- return \"mov.b\\t%x1,%w0\;extu.w\\t%f0\;extu.l\\t%S0\";
-}"
- [(set_attr "cc" "set_znv")
- (set_attr "length" "6")])
+ "@
+ mov.b\\t%x1,%w0\;extu.w\\t%f0\;extu.l\\t%S0
+ sub.l\\t%S0,%S0\;mov.b\\t%x1,%w0"
+ [(set_attr "cc" "clobber,set_znv")
+ (set_attr "length" "4,6")])
(define_insn "*extzv_8_16"
[(set (match_operand:SI 0 "register_operand" "=r")