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;;; Compiled by f2cl version:
;;; ("f2cl1.l,v 95098eb54f13 2013/04/01 00:45:16 toy $"
;;; "f2cl2.l,v 95098eb54f13 2013/04/01 00:45:16 toy $"
;;; "f2cl3.l,v 96616d88fb7e 2008/02/22 22:19:34 rtoy $"
;;; "f2cl4.l,v 96616d88fb7e 2008/02/22 22:19:34 rtoy $"
;;; "f2cl5.l,v 95098eb54f13 2013/04/01 00:45:16 toy $"
;;; "f2cl6.l,v 1d5cbacbb977 2008/08/24 00:56:27 rtoy $"
;;; "macros.l,v 1409c1352feb 2013/03/24 20:44:50 toy $")
;;; Using Lisp CMU Common Lisp snapshot-2020-04 (21D Unicode)
;;;
;;; Options: ((:prune-labels nil) (:auto-save t) (:relaxed-array-decls t)
;;; (:coerce-assigns :as-needed) (:array-type ':array)
;;; (:array-slicing t) (:declare-common nil)
;;; (:float-format single-float))
(in-package "FFTPACK5")
(let ((ntryh
(make-array 4
:element-type 'f2cl-lib:integer4
:initial-contents '(4 2 3 5))))
(declare (type (array f2cl-lib:integer4 (4)) ntryh))
(defun factor (n nf fac)
(declare (type (array double-float (*)) fac)
(type (f2cl-lib:integer4) nf n))
(f2cl-lib:with-multi-array-data
((fac double-float fac-%data% fac-%offset%))
(prog ((nr 0) (nq 0) (ntry 0) (j 0) (nl 0))
(declare (type (f2cl-lib:integer4) nl j ntry nq nr))
(setf nl n)
(setf nf 0)
(setf j 0)
label101
(setf j (f2cl-lib:int-add j 1))
(f2cl-lib:arithmetic-if (f2cl-lib:int-sub j 4)
(go label102)
(go label102)
(go label103))
label102
(setf ntry (f2cl-lib:fref ntryh (j) ((1 4))))
(go label104)
label103
(setf ntry (f2cl-lib:int-add ntry 2))
label104
(setf nq (the f2cl-lib:integer4 (truncate nl ntry)))
(setf nr (f2cl-lib:int-sub nl (f2cl-lib:int-mul ntry nq)))
(f2cl-lib:arithmetic-if nr (go label101) (go label105) (go label101))
label105
(setf nf (f2cl-lib:int-add nf 1))
(setf (f2cl-lib:fref fac-%data% (nf) ((1 *)) fac-%offset%)
(coerce (the f2cl-lib:integer4 ntry) 'double-float))
(setf nl nq)
(if (/= nl 1) (go label104))
(go end_label)
end_label
(return (values nil nf nil))))))
(in-package #:cl-user)
#+#.(cl:if (cl:find-package '#:f2cl) '(and) '(or))
(eval-when (:load-toplevel :compile-toplevel :execute)
(setf (gethash 'fortran-to-lisp::factor
fortran-to-lisp::*f2cl-function-info*)
(fortran-to-lisp::make-f2cl-finfo
:arg-types '((fortran-to-lisp::integer4) (fortran-to-lisp::integer4)
(array double-float (*)))
:return-values '(nil fortran-to-lisp::nf nil)
:calls 'nil)))
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