(define-vop (set cell-set)
(:variant symbol-value-slot other-pointer-lowtag))
-;;; Do a cell ref with an error check for being unbound.
-;;; XXX stil used? I can't see where -dan
-(define-vop (checked-cell-ref)
- (:args (object :scs (descriptor-reg) :target obj-temp))
- (:results (value :scs (descriptor-reg any-reg)))
- (:policy :fast-safe)
- (:vop-var vop)
- (:save-p :compute-only)
- (:temporary (:sc descriptor-reg :from (:argument 0)) obj-temp))
-
;;; With Symbol-Value, we check that the value isn't the trap object. So
;;; Symbol-Value of NIL is NIL.
#!+sb-thread
(inst fs-segment-prefix)
(inst mov (make-ea :dword :base tls-index) value)
- (storew 0 bsp (- binding-value-slot binding-size))
(storew 0 bsp (- binding-symbol-slot binding-size))
+ (storew 0 bsp (- binding-value-slot binding-size))
(inst sub bsp (* binding-size n-word-bytes))
(store-binding-stack-pointer bsp)))
(loadw symbol bsp (- binding-symbol-slot binding-size))
(loadw value bsp (- binding-value-slot binding-size))
(storew value symbol symbol-value-slot other-pointer-lowtag)
- (storew 0 bsp (- binding-value-slot binding-size))
(storew 0 bsp (- binding-symbol-slot binding-size))
+ (storew 0 bsp (- binding-value-slot binding-size))
(inst sub bsp (* binding-size n-word-bytes))
(store-symbol-value bsp *binding-stack-pointer*)))
tls-index symbol symbol-tls-index-slot other-pointer-lowtag)
#!+sb-thread (inst fs-segment-prefix)
#!+sb-thread (inst mov (make-ea :dword :base tls-index) value)
- (storew 0 bsp (- binding-value-slot binding-size))
(storew 0 bsp (- binding-symbol-slot binding-size))
SKIP
+ (storew 0 bsp (- binding-value-slot binding-size))
(inst sub bsp (* binding-size n-word-bytes))
(inst cmp where bsp)
(inst jmp :ne loop)