;; Count=0? Shouldn't happen, but it's easy:
(move number result)))))
+;;; FIXME: implement FAST-ASH-LEFT/UNSIGNED=>UNSIGNED and friends, for
+;;; use in modular ASH (and because they're useful anyway). -- CSR,
+;;; 2004-08-16
(define-vop (signed-byte-32-len)
(:translate integer-length)
\f
;;;; modular functions
-(define-modular-fun +-mod32 (x y) + 32)
+(define-modular-fun +-mod32 (x y) + :unsigned 32)
(define-vop (fast-+-mod32/unsigned=>unsigned fast-+/unsigned=>unsigned)
(:translate +-mod32))
(define-vop (fast-+-mod32-c/unsigned=>unsigned fast-+-c/unsigned=>unsigned)
(:translate +-mod32))
-(define-modular-fun --mod32 (x y) - 32)
+(define-modular-fun --mod32 (x y) - :unsigned 32)
(define-vop (fast---mod32/unsigned=>unsigned fast--/unsigned=>unsigned)
(:translate --mod32))
(define-vop (fast---mod32-c/unsigned=>unsigned fast---c/unsigned=>unsigned)
(define-vop (fast-ash-left-mod32-c/unsigned=>unsigned
fast-ash-c/unsigned=>unsigned)
(:translate ash-left-mod32))
-
-(define-modular-fun lognot-mod32 (x) lognot 32)
+(define-vop (fast-ash-left-mod32/unsigned=>unsigned
+ ;; FIXME: when FAST-ASH-LEFT/UNSIGNED=>UNSIGNED is
+ ;; implemented, use it here. -- CSR, 2004-08-16
+ fast-ash/unsigned=>unsigned))
+(deftransform ash-left-mod32 ((integer count)
+ ((unsigned-byte 32) (unsigned-byte 5)))
+ (when (sb!c::constant-lvar-p count)
+ (sb!c::give-up-ir1-transform))
+ '(%primitive fast-ash-left-mod32/unsigned=>unsigned integer count))
+
+(define-modular-fun lognot-mod32 (x) lognot :unsigned 32)
(define-vop (lognot-mod32/unsigned=>unsigned)
(:translate lognot-mod32)
(:args (x :scs (unsigned-reg)))
(modvop (symbolicate 'fast- fun '-mod32/unsigned=>unsigned))
(vop (symbolicate 'fast- fun '/unsigned=>unsigned)))
`(progn
- (define-modular-fun ,mfun-name (x y) ,fun 32)
+ (define-modular-fun ,mfun-name (x y) ,fun :unsigned 32)
(define-vop (,modvop ,vop)
(:translate ,mfun-name))))))
(define-modular-backend logxor)