:sc (sc-or-lose 'dword-reg)
:offset (tn-offset val)))))
+#-sb-xc-host
(defun sign-extend (x)
(declare (type (signed-byte 32) x))
(sign-extend x))
+#+sb-xc-host
+(defun sign-extend (x)
+ (if (logbitp 31 x)
+ (dpb x (byte 32 0) -1)
+ x))
+
(define-vop (foreign-symbol-sap)
(:translate foreign-symbol-sap)
(:policy :fast-safe)
(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 rsp-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 rsp-tn)))
;;; that GC won't move them while foreign functions go to work.
(define-vop (touch-object)
(:translate touch-object)
- (:args (object :scs (descriptor-reg)))
+ (:args (object))
(:ignore object)
(:policy :fast-safe)
(:arg-types t)