;;; Move a tagged char to an untagged representation.
(define-vop (move-to-character)
+ (:note "character untagging")
(:args (x :scs (any-reg descriptor-reg)))
(:results (y :scs (character-reg)))
(:generator 1
;;; Move an untagged char to a tagged representation.
(define-vop (move-from-character)
+ (:note "character tagging")
(:args (x :scs (character-reg)))
(:results (y :scs (any-reg descriptor-reg)))
(:generator 1
;;; Move untagged character values.
(define-vop (character-move)
+ (:note "character move")
(:args (x :target y
- :scs (character-reg)
- :load-if (not (location= x y))))
+ :scs (character-reg)
+ :load-if (not (location= x y))))
(:results (y :scs (character-reg)
- :load-if (not (location= x y))))
+ :load-if (not (location= x y))))
(:effects)
(:affected)
(:generator 0
;;; Move untagged character args/return-values.
(define-vop (move-character-arg)
+ (:note "character arg move")
(:args (x :target y
- :scs (character-reg))
- (fp :scs (any-reg)
- :load-if (not (sc-is y character-reg))))
+ :scs (character-reg))
+ (fp :scs (any-reg)
+ :load-if (not (sc-is y character-reg))))
(:results (y))
(:generator 0
(sc-case y
(:policy :fast-safe)
(:args (ch :scs (character-reg) :target res))
(:arg-types character)
- (:results (res :scs (unsigned-reg)))
+ (:results (res :scs (any-reg)))
(:result-types positive-fixnum)
(:generator 1
- (move ch res)))
+ (inst sll ch 2 res)))
(define-vop (code-char)
(:translate code-char)
(:policy :fast-safe)
- (:args (code :scs (unsigned-reg) :target res))
+ (:args (code :scs (any-reg) :target res))
(:arg-types positive-fixnum)
(:results (res :scs (character-reg)))
(:result-types character)
(:generator 1
- (move code res)))
+ (inst srl code 2 res)))
\f
;;; Comparison of characters.
(define-vop (character-compare)
(:args (x :scs (character-reg))
- (y :scs (character-reg)))
+ (y :scs (character-reg)))
(:arg-types character character)
(:conditional)
(:info target not-p)
(define-vop (fast-char>/character character-compare)
(:translate char>)
(:variant :>>))
+