share/fftpack5/lisp/sinq1f.lisp

   1 ;;; Compiled by f2cl version:
   2 ;;; ("f2cl1.l,v 95098eb54f13 2013/04/01 00:45:16 toy $"
   3 ;;;  "f2cl2.l,v 95098eb54f13 2013/04/01 00:45:16 toy $"
   4 ;;;  "f2cl3.l,v 96616d88fb7e 2008/02/22 22:19:34 rtoy $"
   5 ;;;  "f2cl4.l,v 96616d88fb7e 2008/02/22 22:19:34 rtoy $"
   6 ;;;  "f2cl5.l,v 95098eb54f13 2013/04/01 00:45:16 toy $"
   7 ;;;  "f2cl6.l,v 1d5cbacbb977 2008/08/24 00:56:27 rtoy $"
   8 ;;;  "macros.l,v 1409c1352feb 2013/03/24 20:44:50 toy $")
   9
  10 ;;; Using Lisp CMU Common Lisp snapshot-2020-04 (21D Unicode)
  11 ;;;
  12 ;;; Options: ((:prune-labels nil) (:auto-save t) (:relaxed-array-decls t)
  13 ;;;           (:coerce-assigns :as-needed) (:array-type ':array)
  14 ;;;           (:array-slicing t) (:declare-common nil)
  15 ;;;           (:float-format single-float))
  16
  17 (in-package "FFTPACK5")
  18
  19
  20 (defun sinq1f (n inc x lenx wsave lensav work lenwrk ier)
  21   (declare (type (array double-float (*)) work wsave x)
  22            (type (f2cl-lib:integer4) ier lenwrk lensav lenx inc n))
  23   (f2cl-lib:with-multi-array-data
  24       ((x double-float x-%data% x-%offset%)
  25        (wsave double-float wsave-%data% wsave-%offset%)
  26        (work double-float work-%data% work-%offset%))
  27     (prog ((ier1 0) (xhold 0.0d0) (kc 0) (k 0) (ns2 0))
  28       (declare (type (double-float) xhold)
  29                (type (f2cl-lib:integer4) ns2 k kc ier1))
  30       (setf ier 0)
  31       (cond
  32         ((< lenx
  33             (f2cl-lib:int-add
  34              (f2cl-lib:int-mul inc (f2cl-lib:int-add n (f2cl-lib:int-sub 1)))
  35              1))
  36          (setf ier 1)
  37          (xerfft "SINQ1F" 6)
  38          (go label300))
  39         ((< lensav
  40             (f2cl-lib:int-add (f2cl-lib:int-mul 2 n)
  41                               (f2cl-lib:int
  42                                (f2cl-lib:f2cl/
  43                                 (f2cl-lib:flog (f2cl-lib:freal n))
  44                                 (f2cl-lib:flog 2.0d0)))
  45                               4))
  46          (setf ier 2)
  47          (xerfft "SINQ1F" 8)
  48          (go label300))
  49         ((< lenwrk n)
  50          (setf ier 3)
  51          (xerfft "SINQ1F" 10)
  52          (go label300)))
  53       (if (= n 1) (go end_label))
  54       (setf ns2 (the f2cl-lib:integer4 (truncate n 2)))
  55       (f2cl-lib:fdo (k 1 (f2cl-lib:int-add k 1))
  56                     ((> k ns2) nil)
  57         (tagbody
  58           (setf kc (f2cl-lib:int-sub n k))
  59           (setf xhold
  60                   (f2cl-lib:fref x-%data% (1 k) ((1 inc) (1 *)) x-%offset%))
  61           (setf (f2cl-lib:fref x-%data% (1 k) ((1 inc) (1 *)) x-%offset%)
  62                   (f2cl-lib:fref x-%data%
  63                                  (1 (f2cl-lib:int-add kc 1))
  64                                  ((1 inc) (1 *))
  65                                  x-%offset%))
  66           (setf (f2cl-lib:fref x-%data%
  67                                (1 (f2cl-lib:int-add kc 1))
  68                                ((1 inc) (1 *))
  69                                x-%offset%)
  70                   xhold)
  71          label101))
  72       (multiple-value-bind
  73             (var-0 var-1 var-2 var-3 var-4 var-5 var-6 var-7 var-8)
  74           (cosq1f n inc x lenx wsave lensav work lenwrk ier1)
  75         (declare (ignore var-0 var-1 var-2 var-3 var-4 var-5 var-6 var-7))
  76         (setf ier1 var-8))
  77       (cond
  78         ((/= ier1 0)
  79          (setf ier 20)
  80          (xerfft "SINQ1F" -5)
  81          (go label300)))
  82       (f2cl-lib:fdo (k 2 (f2cl-lib:int-add k 2))
  83                     ((> k n) nil)
  84         (tagbody
  85           (setf (f2cl-lib:fref x-%data% (1 k) ((1 inc) (1 *)) x-%offset%)
  86                   (-
  87                    (f2cl-lib:fref x-%data% (1 k) ((1 inc) (1 *)) x-%offset%)))
  88          label102))
  89      label300
  90       (go end_label)
  91      end_label
  92       (return (values nil nil nil nil nil nil nil nil ier)))))
  93
  94 (in-package #:cl-user)
  95 #+#.(cl:if (cl:find-package '#:f2cl) '(and) '(or))
  96 (eval-when (:load-toplevel :compile-toplevel :execute)
  97   (setf (gethash 'fortran-to-lisp::sinq1f
  98                  fortran-to-lisp::*f2cl-function-info*)
  99           (fortran-to-lisp::make-f2cl-finfo
 100            :arg-types '((fortran-to-lisp::integer4) (fortran-to-lisp::integer4)
 101                         (array double-float (*)) (fortran-to-lisp::integer4)
 102                         (array double-float (*)) (fortran-to-lisp::integer4)
 103                         (array double-float (*)) (fortran-to-lisp::integer4)
 104                         (fortran-to-lisp::integer4))
 105            :return-values '(nil nil nil nil nil nil nil nil
 106                             fortran-to-lisp::ier)
 107            :calls '(fortran-to-lisp::cosq1f fortran-to-lisp::xerfft))))
 108