(move temp offset)
(inst neg temp)
(inst mov result
- (make-ea :qword :base sap :disp (frame-byte-offset 0) :index temp))))
+ (make-ea :qword :base sap :disp (frame-byte-offset 0) :index temp
+ :scale (ash 1 (- word-shift n-fixnum-tag-bits))))))
(define-vop (read-control-stack-c)
(:translate stack-ref)
(move temp offset)
(inst neg temp)
(inst mov
- (make-ea :qword :base sap :disp (frame-byte-offset 0) :index temp)
+ (make-ea :qword :base sap :disp (frame-byte-offset 0) :index temp
+ :scale (ash 1 (- word-shift n-fixnum-tag-bits)))
value)
(move result value)))