((> count 0) (inst sll result number (min count 31)))
(t (bug "identity ASH not transformed away")))))
+(macrolet ((def (name sc-type type result-type cost)
+ `(define-vop (,name)
+ (:note "inline ASH")
+ (:translate ash)
+ (:args (number :scs (,sc-type))
+ (amount :scs (signed-reg unsigned-reg immediate)))
+ (:arg-types ,type positive-fixnum)
+ (:results (result :scs (,result-type)))
+ (:result-types ,type)
+ (:policy :fast-safe)
+ (:generator ,cost
+ (sc-case amount
+ ((signed-reg unsigned-reg)
+ (inst sll result number amount))
+ (immediate
+ (let ((amount (tn-value amount)))
+ (aver (> amount 0))
+ (inst sll result number amount))))))))
+ (def fast-ash-left/fixnum=>fixnum any-reg tagged-num any-reg 2)
+ (def fast-ash-left/signed=>signed signed-reg signed-num signed-reg 3)
+ (def fast-ash-left/unsigned=>unsigned unsigned-reg unsigned-num unsigned-reg 3))
+
(define-vop (signed-byte-32-len)
(:translate integer-length)
(:note "inline (signed-byte 32) integer-length")
(emit-label done)
(move result res))))
-(define-source-transform 32bit-logical-not (x)
- `(logand (lognot (the (unsigned-byte 32) ,x)) #.(1- (ash 1 32))))
-
-(deftransform 32bit-logical-and ((x y))
- '(logand x y))
-
-(define-source-transform 32bit-logical-nand (x y)
- `(32bit-logical-not (32bit-logical-and ,x ,y)))
-
-(deftransform 32bit-logical-or ((x y))
- '(logior x y))
-
-(define-source-transform 32bit-logical-nor (x y)
- `(logand (lognor (the (unsigned-byte 32) ,x) (the (unsigned-byte 32) ,y))
- #.(1- (ash 1 32))))
-
-(deftransform 32bit-logical-xor ((x y))
- '(logxor x y))
-
-(define-source-transform 32bit-logical-eqv (x y)
- `(32bit-logical-not (32bit-logical-xor ,x ,y)))
-
-(define-source-transform 32bit-logical-orc1 (x y)
- `(32bit-logical-or (32bit-logical-not ,x) ,y))
-
-(define-source-transform 32bit-logical-orc2 (x y)
- `(32bit-logical-or ,x (32bit-logical-not ,y)))
-
-(define-source-transform 32bit-logical-andc1 (x y)
- `(32bit-logical-and (32bit-logical-not ,x) ,y))
-
-(define-source-transform 32bit-logical-andc2 (x y)
- `(32bit-logical-and ,x (32bit-logical-not ,y)))
-
(define-vop (shift-towards-someplace)
(:policy :fast-safe)
(:args (num :scs (unsigned-reg))
(inst sll r num amount)))))
\f
;;;; Modular arithmetic
-(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)
fast-ash-c/unsigned=>unsigned)
(:translate ash-left-mod32))
+(define-vop (fast-ash-left-mod32/unsigned=>unsigned
+ fast-ash-left/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))
+
;;; logical operations
-(define-modular-fun lognot-mod32 (x) lognot 32)
+(define-modular-fun lognot-mod32 (x) lognot :unsigned 32)
(define-vop (lognot-mod32/unsigned=>unsigned)
(:translate lognot-mod32)
(:args (x :scs (unsigned-reg)))
(:generator 1
(inst nor r x zero-tn)))
-(define-modular-fun logxor-mod32 (x y) logxor 32)
+(define-modular-fun logxor-mod32 (x y) logxor :unsigned 32)
(define-vop (fast-logxor-mod32/unsigned=>unsigned
fast-logxor/unsigned=>unsigned)
(:translate logxor-mod32))
fast-logxor-c/unsigned=>unsigned)
(:translate logxor-mod32))
-(define-modular-fun lognor-mod32 (x y) lognor 32)
+(define-modular-fun lognor-mod32 (x y) lognor :unsigned 32)
(define-vop (fast-lognor-mod32/unsigned=>unsigned
fast-lognor/unsigned=>unsigned)
(:translate lognor-mod32))