(define-vop (alloc-number-stack-space)
(:info amount)
(:results (result :scs (sap-reg any-reg)))
+ (:result-types system-area-pointer)
(:generator 0
(aver (location= result esp-tn))
(unless (zerop amount)
(:info amount)
#!+sb-thread (:temporary (:sc unsigned-reg) temp)
(:results (result :scs (sap-reg any-reg)))
+ (:result-types system-area-pointer)
#!+sb-thread
(:generator 0
(aver (not (location= result esp-tn)))
(inst add (make-ea-for-symbol-value *alien-stack*)
delta)))))
-;;; these are not strictly part of the c-call convention, but are
-;;; needed for the WITH-PRESERVED-POINTERS macro used for "locking
-;;; down" lisp objects so that GC won't move them while foreign
-;;; functions go to work.
-
-(define-vop (push-word-on-c-stack)
- (:translate push-word-on-c-stack)
- (:args (val :scs (sap-reg)))
- (:policy :fast-safe)
- (:arg-types system-area-pointer)
- (:generator 2
- (inst push val)))
-
-(define-vop (pop-words-from-c-stack)
- (:translate pop-words-from-c-stack)
- (:args)
- (:arg-types (:constant (unsigned-byte 29)))
- (:info number)
+;;; not strictly part of the c-call convention, but needed for the
+;;; WITH-PINNED-OBJECTS macro used for "locking down" lisp objects so
+;;; that GC won't move them while foreign functions go to work.
+(define-vop (touch-object)
+ (:translate touch-object)
+ (:args (object))
+ (:ignore object)
(:policy :fast-safe)
- (:generator 2
- (inst add esp-tn (fixnumize number))))
+ (:arg-types t)
+ (:generator 0))
#-sb-xc-host
(defun alien-callback-accessor-form (type sp offset)