+;;;; allocation VOPs for the HPPA
+
+;;;; This software is part of the SBCL system. See the README file for
+;;;; more information.
+;;;;
+;;;; This software is derived from the CMU CL system, which was
+;;;; written at Carnegie Mellon University and released into the
+;;;; public domain. The software is in the public domain and is
+;;;; provided with absolutely no warranty. See the COPYING and CREDITS
+;;;; files for more information.
+
(in-package "SB!VM")
\f
(:temporary (:scs (descriptor-reg) :type list) ptr)
(:temporary (:scs (descriptor-reg)) temp)
(:temporary (:scs (descriptor-reg) :type list :to (:result 0) :target result)
- res)
+ res)
(:info num)
(:results (result :scs (descriptor-reg)))
(:variant-vars star)
(move (tn-ref-tn things) result))
(t
(macrolet
- ((maybe-load (tn)
- (once-only ((tn tn))
- `(sc-case ,tn
- ((any-reg descriptor-reg zero null)
- ,tn)
- (control-stack
- (load-stack-tn temp ,tn)
- temp)))))
- (let* ((cons-cells (if star (1- num) num))
- (alloc (* (pad-data-block cons-size) cons-cells)))
- (pseudo-atomic (:extra alloc)
- (move alloc-tn res)
- (inst dep list-pointer-lowtag 31 3 res)
- (move res ptr)
- (dotimes (i (1- cons-cells))
- (storew (maybe-load (tn-ref-tn things)) ptr
- cons-car-slot list-pointer-lowtag)
- (setf things (tn-ref-across things))
- (inst addi (pad-data-block cons-size) ptr ptr)
- (storew ptr ptr
- (- cons-cdr-slot cons-size)
- list-pointer-lowtag))
- (storew (maybe-load (tn-ref-tn things)) ptr
- cons-car-slot list-pointer-lowtag)
- (storew (if star
- (maybe-load (tn-ref-tn (tn-ref-across things)))
- null-tn)
- ptr cons-cdr-slot list-pointer-lowtag))
- (move res result)))))))
+ ((maybe-load (tn)
+ (once-only ((tn tn))
+ `(sc-case ,tn
+ ((any-reg descriptor-reg zero null)
+ ,tn)
+ (control-stack
+ (load-stack-tn temp ,tn)
+ temp)))))
+ (let* ((cons-cells (if star (1- num) num))
+ (alloc (* (pad-data-block cons-size) cons-cells)))
+ (pseudo-atomic (:extra alloc)
+ (move alloc-tn res)
+ (inst dep list-pointer-lowtag 31 3 res)
+ (move res ptr)
+ (dotimes (i (1- cons-cells))
+ (storew (maybe-load (tn-ref-tn things)) ptr
+ cons-car-slot list-pointer-lowtag)
+ (setf things (tn-ref-across things))
+ (inst addi (pad-data-block cons-size) ptr ptr)
+ (storew ptr ptr
+ (- cons-cdr-slot cons-size)
+ list-pointer-lowtag))
+ (storew (maybe-load (tn-ref-tn things)) ptr
+ cons-car-slot list-pointer-lowtag)
+ (storew (if star
+ (maybe-load (tn-ref-tn (tn-ref-across things)))
+ null-tn)
+ ptr cons-cdr-slot list-pointer-lowtag))
+ (move res result)))))))
(define-vop (list list-or-list*)
(define-vop (allocate-code-object)
(:args (boxed-arg :scs (any-reg))
- (unboxed-arg :scs (any-reg)))
+ (unboxed-arg :scs (any-reg)))
(:results (result :scs (descriptor-reg)))
(:temporary (:scs (non-descriptor-reg)) ndescr)
(:temporary (:scs (any-reg) :from (:argument 0)) boxed)
(define-vop (make-closure)
(:args (function :to :save :scs (descriptor-reg)))
- (:info length)
+ (:info length stack-allocate-p)
+ (:ignore stack-allocate-p)
(:temporary (:scs (non-descriptor-reg)) temp)
(:results (result :scs (descriptor-reg)))
(:generator 10
(let ((size (+ length closure-info-offset)))
(pseudo-atomic (:extra (pad-data-block size))
- (inst move alloc-tn result)
- (inst dep fun-pointer-lowtag 31 3 result)
- (inst li (logior (ash (1- size) n-widetag-bits) closure-header-widetag) temp)
- (storew temp result 0 fun-pointer-lowtag)))
- (storew function result closure-fun-slot fun-pointer-lowtag)))
+ (inst move alloc-tn result)
+ (inst dep fun-pointer-lowtag 31 3 result)
+ (inst li (logior (ash (1- size) n-widetag-bits) closure-header-widetag) temp)
+ (storew temp result 0 fun-pointer-lowtag)
+ (storew function result closure-fun-slot fun-pointer-lowtag)))))
;;; The compiler likes to be able to directly make value cells.
-;;;
(define-vop (make-value-cell)
(:args (value :to :save :scs (descriptor-reg any-reg)))
(:temporary (:scs (non-descriptor-reg)) temp)
(:results (result :scs (descriptor-reg)))
+ (:info stack-allocate-p)
+ (:ignore stack-allocate-p)
(:generator 10
(with-fixed-allocation
- (result temp value-cell-header-widetag value-cell-size))
+ (result temp value-cell-header-widetag value-cell-size))
(storew value result value-cell-value-slot other-pointer-lowtag)))
(:generator 1
(inst li unbound-marker-widetag result)))
+(define-vop (make-funcallable-instance-tramp)
+ (:args)
+ (:results (result :scs (any-reg)))
+ (:generator 1
+ (inst li (make-fixup "funcallable_instance_tramp" :foreign) result)))
+
(define-vop (fixed-alloc)
(:args)
- (:info name words type lowtag)
- (:ignore name)
+ (:info name words type lowtag stack-allocate-p)
+ (:ignore name stack-allocate-p)
(:results (result :scs (descriptor-reg)))
(:temporary (:scs (non-descriptor-reg)) temp)
(:generator 4
(inst move alloc-tn result)
(inst dep lowtag 31 3 result)
(when type
- (inst li (logior (ash (1- words) n-widetag-bits) type) temp)
- (storew temp result 0 lowtag)))))
+ (inst li (logior (ash (1- words) n-widetag-bits) type) temp)
+ (storew temp result 0 lowtag)))))
(define-vop (var-alloc)
(:args (extra :scs (any-reg)))
(:info name words type lowtag)
(:ignore name)
(:results (result :scs (descriptor-reg)))
- (:temporary (:scs (any-reg)) bytes header)
+ (:temporary (:scs (any-reg)) bytes)
+ (:temporary (:scs (non-descriptor-reg)) header)
(:generator 6
(inst addi (* (1+ words) n-word-bytes) extra bytes)
(inst sll bytes (- n-widetag-bits 2) header)