(in-package "SB!VM")
\f
;;;; LIST and LIST*
+(defoptimizer (list stack-allocate-result) ((&rest args))
+ (not (null args)))
+(defoptimizer (list* stack-allocate-result) ((&rest args))
+ (not (null (rest args))))
(define-vop (list-or-list*)
(:args (things :more t))
(storew reg ,list ,slot list-pointer-lowtag))))
(let ((cons-cells (if star (1- num) num)))
(pseudo-atomic
- (allocation res (* (pad-data-block cons-size) cons-cells) node)
+ (allocation res (* (pad-data-block cons-size) cons-cells) node
+ (awhen (sb!c::node-lvar node)
+ (sb!c::lvar-dynamic-extent it)))
(inst lea res
(make-ea :byte :base res :disp list-pointer-lowtag))
(move ptr res)
(with-fixed-allocation (result fdefn-widetag fdefn-size node)
(storew name result fdefn-name-slot other-pointer-lowtag)
(storew nil-value result fdefn-fun-slot other-pointer-lowtag)
- (storew (make-fixup (extern-alien-name "undefined_tramp") :foreign)
+ (storew (make-fixup "undefined_tramp" :foreign)
result fdefn-raw-addr-slot other-pointer-lowtag))))
(define-vop (make-closure)
(:args (function :to :save :scs (descriptor-reg)))
- (:info length)
+ (:info length stack-allocate-p)
(:temporary (:sc any-reg) temp)
(:results (result :scs (descriptor-reg)))
(:node-var node)
(:generator 10
- (pseudo-atomic
+ (maybe-pseudo-atomic stack-allocate-p
(let ((size (+ length closure-info-offset)))
- (allocation result (pad-data-block size) node)
+ (allocation result (pad-data-block size) node stack-allocate-p)
(inst lea result
(make-ea :byte :base result :disp fun-pointer-lowtag))
(storew (logior (ash (1- size) n-widetag-bits) closure-header-widetag)
(:node-var node)
(:generator 10
(with-fixed-allocation
- (result value-cell-header-widetag value-cell-size node))
- (storew value result value-cell-value-slot other-pointer-lowtag)))
+ (result value-cell-header-widetag value-cell-size node)
+ (storew value result value-cell-value-slot other-pointer-lowtag))))
\f
;;;; automatic allocators for primitive objects
(inst lea bytes
(make-ea :qword :base extra :disp (* (1+ words) n-word-bytes)))
(inst mov header bytes)
- (inst shl header (- n-widetag-bits 2)) ; w+1 to length field
+ (inst shl header (- n-widetag-bits 3)) ; w+1 to length field
(inst lea header ; (w-1 << 8) | type
(make-ea :qword :base header :disp (+ (ash -2 n-widetag-bits) type)))
(inst and bytes (lognot lowtag-mask))
;; we might as well add in the object address here, too. (Adding entropy
;; is good, even if ANSI doesn't understand that.)
(inst imul temp
- (make-fixup (extern-alien-name "fast_random_state") :foreign)
+ (make-fixup "fast_random_state" :foreign)
1103515245)
(inst add temp 12345)
- (inst mov (make-fixup (extern-alien-name "fast_random_state") :foreign)
+ (inst mov (make-fixup "fast_random_state" :foreign)
temp)
;; We want a positive fixnum for the hash value, so discard the LS bits.
;;