(:temporary (:scs (descriptor-reg) :type list :to (:result 0) :target result)
res)
(:temporary (:sc non-descriptor-reg :offset nl3-offset) pa-flag)
+ (:temporary (:scs (non-descriptor-reg)) alloc-temp)
(:info num)
(:results (result :scs (descriptor-reg)))
(:variant-vars star)
(:policy :safe)
(:node-var node)
+ #!-gencgc (:ignore alloc-temp)
(:generator 0
(cond ((zerop num)
(move result null-tn))
(let* ((dx-p (node-stack-allocate-p node))
(cons-cells (if star (1- num) num))
(alloc (* (pad-data-block cons-size) cons-cells)))
- (pseudo-atomic (pa-flag :extra (if dx-p 0 alloc))
- (let ((allocation-area-tn (if dx-p csp-tn alloc-tn)))
- (when dx-p
- (align-csp res))
- (inst clrrwi res allocation-area-tn n-lowtag-bits)
- (inst ori res res list-pointer-lowtag)
- (when dx-p
- (inst addi csp-tn csp-tn alloc)))
+ (pseudo-atomic (pa-flag)
+ (if dx-p
+ (progn
+ (align-csp res)
+ (inst clrrwi res csp-tn n-lowtag-bits)
+ (inst ori res res list-pointer-lowtag)
+ (inst addi csp-tn csp-tn alloc))
+ (allocation res alloc list-pointer-lowtag :temp-tn alloc-temp
+ :flag-tn pa-flag))
(move ptr res)
(dotimes (i (1- cons-cells))
(storew (maybe-load (tn-ref-tn things)) ptr
(unboxed-arg :scs (any-reg)))
(:results (result :scs (descriptor-reg)))
(:temporary (:scs (non-descriptor-reg)) ndescr)
+ (:temporary (:scs (non-descriptor-reg)) size)
(:temporary (:scs (any-reg) :from (:argument 0)) boxed)
(:temporary (:scs (non-descriptor-reg) :from (:argument 1)) unboxed)
(:temporary (:sc non-descriptor-reg :offset nl3-offset) pa-flag)
;; Note: we don't have to subtract off the 4 that was added by
;; pseudo-atomic, because oring in other-pointer-lowtag just adds
;; it right back.
- (inst ori result alloc-tn other-pointer-lowtag)
- (inst add alloc-tn alloc-tn boxed)
- (inst add alloc-tn alloc-tn unboxed)
+ (inst add size boxed unboxed)
+ (allocation result size other-pointer-lowtag :temp-tn ndescr :flag-tn pa-flag)
(inst slwi ndescr boxed (- n-widetag-bits word-shift))
(inst ori ndescr ndescr code-header-widetag)
(storew ndescr result 0 other-pointer-lowtag)
(:results (result :scs (descriptor-reg)))
(:generator 10
(let* ((size (+ length closure-info-offset))
- (alloc-size (pad-data-block size))
- (allocation-area-tn (if stack-allocate-p csp-tn alloc-tn)))
- (pseudo-atomic (pa-flag :extra (if stack-allocate-p 0 alloc-size))
- (when stack-allocate-p
- (align-csp result))
- (inst clrrwi. result allocation-area-tn n-lowtag-bits)
- (when stack-allocate-p
- (inst addi csp-tn csp-tn alloc-size))
- (inst ori result result fun-pointer-lowtag)
- (inst lr temp (logior (ash (1- size) n-widetag-bits) closure-header-widetag))
- (storew temp result 0 fun-pointer-lowtag)))
- ;(inst lis temp (ash 18 10))
- ;(storew temp result closure-jump-insn-slot function-pointer-type)
- (storew result result closure-self-slot fun-pointer-lowtag)
- (storew function result closure-fun-slot fun-pointer-lowtag)))
+ (alloc-size (pad-data-block size)))
+ (pseudo-atomic (pa-flag)
+ (if stack-allocate-p
+ (progn
+ (align-csp result)
+ (inst clrrwi. result csp-tn n-lowtag-bits)
+ (inst addi csp-tn csp-tn alloc-size)
+ (inst ori result result fun-pointer-lowtag)
+ (inst lr temp (logior (ash (1- size) n-widetag-bits) closure-header-widetag)))
+ (progn
+ (allocation result (pad-data-block size)
+ fun-pointer-lowtag :temp-tn temp :flag-tn pa-flag)
+ (inst lr temp (logior (ash (1- size) n-widetag-bits) closure-header-widetag))))
+ ;;; should this be closure-fun-slot instead of 0?
+ (storew temp result 0 fun-pointer-lowtag)
+ (storew result result closure-self-slot fun-pointer-lowtag)
+ (storew function result closure-fun-slot fun-pointer-lowtag)))))
;;; The compiler likes to be able to directly make value cells.
;;;
(:temporary (:scs (non-descriptor-reg)) temp)
(:temporary (:sc non-descriptor-reg :offset nl3-offset) pa-flag)
(:generator 4
- (pseudo-atomic (pa-flag :extra (pad-data-block words))
- (cond ((logbitp 2 lowtag)
- (inst ori result alloc-tn lowtag))
- (t
- (inst clrrwi result alloc-tn n-lowtag-bits)
- (inst ori result result lowtag)))
- (when type
- (inst lr temp (logior (ash (1- words) n-widetag-bits) type))
- (storew temp result 0 lowtag)))))
+ (with-fixed-allocation (result pa-flag temp type words :lowtag lowtag)
+ )))
(define-vop (var-alloc)
(:args (extra :scs (any-reg)))
(:arg-types positive-fixnum)
(:info name words type lowtag)
- (:ignore name)
+ (:ignore name #!-gencgc temp)
(:results (result :scs (descriptor-reg)))
(:temporary (:scs (any-reg)) bytes)
(:temporary (:scs (non-descriptor-reg)) header)
+ (:temporary (:scs (non-descriptor-reg)) temp)
(:temporary (:sc non-descriptor-reg :offset nl3-offset) pa-flag)
(:generator 6
(inst addi bytes extra (* (1+ words) n-word-bytes))
(inst addi header header (+ (ash -2 n-widetag-bits) type))
(inst clrrwi bytes bytes n-lowtag-bits)
(pseudo-atomic (pa-flag)
- (cond ((logbitp 2 lowtag)
- (inst ori result alloc-tn lowtag))
- (t
- (inst clrrwi result alloc-tn n-lowtag-bits)
- (inst ori result result lowtag)))
- (storew header result 0 lowtag)
- (inst add alloc-tn alloc-tn bytes))))
+ (allocation result bytes lowtag :temp-tn temp :flag-tn pa-flag)
+ (storew header result 0 lowtag))))
projects / sbcl.git / blobdiff