+2004-02-29 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md: Tweak comments about peephole2's.
+
2004-02-29 Waldek Hebisch <hebisch@math.uni.wroc.pl>
PR middle-end/14203
;; Transform
;;
;; cmp.w #1,r0
-;; bhi .L1
+;; bgt .L1
;;
;; into
;;
;; shar.w r0
-;; bne .L1
+;; bgt .L1
(define_peephole2
[(set (cc0)
;; Transform
;;
;; cmp.w #255,r0
-;; bhi .L1
+;; bgt .L1
;;
;; into
;;
;; mov.b r0h,r0h
-;; bne .L1
+;; bgt .L1
(define_peephole2
[(set (cc0)
;; Transform
;;
;; cmp.l #1,er0
-;; bhi .L1
+;; bgt .L1
;;
;; into
;;
;; mov.l er0,er1
;; shar.l er1
-;; bne .L1
+;; bgt .L1
;; We avoid this transformation if we see more than one copy of the
;; same compare insn immediately before this one.
;; Transform
;;
;; cmp.l #1,er0
-;; bhi .L1
+;; bgt .L1
;;
;; into
;;
;; shar.l er0
-;; bne .L1
+;; bgt .L1
(define_peephole2
[(set (cc0)
;; Transform
;;
;; cmp.l #15,er0
-;; bhi .L1
+;; bgt .L1
;;
;; into
;;
;; and #240,r0l
;; mov.l er0,er0
-;; bne .L1
+;; bgt .L1
(define_peephole2
[(set (cc0)
}
operands[5] = GEN_INT (~INTVAL (operands[1]));")
-;; Transform A <= 65535 to (A & 0xffff0000) == 0.
+;; Transform
+;;
+;; cmp.l #65535,er0
+;; bgt .L1
+;;
+;; into
+;;
+;; mov.l e0,e0
+;; bgt .L1
(define_peephole2
[(set (cc0)