share/lbfgs/lbfgs-ddot.lisp

   1 ;;; Compiled by f2cl version:
   2 ;;; ("f2cl1.l,v 1.212 2009/01/08 18:58:49 rtoy Exp $"
   3 ;;;  "f2cl2.l,v 1.37 2008/02/22 22:19:33 rtoy Exp $"
   4 ;;;  "f2cl3.l,v 1.6 2008/02/22 22:19:33 rtoy Exp $"
   5 ;;;  "f2cl4.l,v 1.7 2008/02/22 22:19:34 rtoy Exp $"
   6 ;;;  "f2cl5.l,v 1.199 2009/01/07 19:16:59 rtoy Exp $"
   7 ;;;  "f2cl6.l,v 1.48 2008/08/24 00:56:27 rtoy Exp $"
   8 ;;;  "macros.l,v 1.112 2009/01/08 12:57:19 rtoy Exp $")
   9
  10 ;;; Using Lisp CMU Common Lisp Snapshot 2008-12 (19E)
  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 :common-lisp-user)
  18
  19
  20 (defun ddot (n dx incx dy incy)
  21   (declare (type (array double-float (*)) dy dx)
  22            (type (f2cl-lib:integer4) incy incx n))
  23   (f2cl-lib:with-multi-array-data
  24       ((dx double-float dx-%data% dx-%offset%)
  25        (dy double-float dy-%data% dy-%offset%))
  26     (prog ((i 0) (ix 0) (iy 0) (m 0) (mp1 0) (dtemp 0.0d0) (ddot 0.0d0))
  27       (declare (type (double-float) ddot dtemp)
  28                (type (f2cl-lib:integer4) mp1 m iy ix i))
  29       (setf ddot 0.0d0)
  30       (setf dtemp 0.0d0)
  31       (if (<= n 0) (go end_label))
  32       (if (and (= incx 1) (= incy 1)) (go label20))
  33       (setf ix 1)
  34       (setf iy 1)
  35       (if (< incx 0)
  36           (setf ix
  37                   (f2cl-lib:int-add
  38                    (f2cl-lib:int-mul (f2cl-lib:int-sub 1 n) incx)
  39                    1)))
  40       (if (< incy 0)
  41           (setf iy
  42                   (f2cl-lib:int-add
  43                    (f2cl-lib:int-mul (f2cl-lib:int-sub 1 n) incy)
  44                    1)))
  45       (f2cl-lib:fdo (i 1 (f2cl-lib:int-add i 1))
  46                     ((> i n) nil)
  47         (tagbody
  48           (setf dtemp
  49                   (+ dtemp
  50                      (* (f2cl-lib:fref dx-%data% (ix) ((1 1)) dx-%offset%)
  51                         (f2cl-lib:fref dy-%data% (iy) ((1 1)) dy-%offset%))))
  52           (setf ix (f2cl-lib:int-add ix incx))
  53           (setf iy (f2cl-lib:int-add iy incy))
  54          label10))
  55       (setf ddot dtemp)
  56       (go end_label)
  57      label20
  58       (setf m (mod n 5))
  59       (if (= m 0) (go label40))
  60       (f2cl-lib:fdo (i 1 (f2cl-lib:int-add i 1))
  61                     ((> i m) nil)
  62         (tagbody
  63           (setf dtemp
  64                   (+ dtemp
  65                      (* (f2cl-lib:fref dx-%data% (i) ((1 1)) dx-%offset%)
  66                         (f2cl-lib:fref dy-%data% (i) ((1 1)) dy-%offset%))))
  67          label30))
  68       (if (< n 5) (go label60))
  69      label40
  70       (setf mp1 (f2cl-lib:int-add m 1))
  71       (f2cl-lib:fdo (i mp1 (f2cl-lib:int-add i 5))
  72                     ((> i n) nil)
  73         (tagbody
  74           (setf dtemp
  75                   (+ dtemp
  76                      (* (f2cl-lib:fref dx-%data% (i) ((1 1)) dx-%offset%)
  77                         (f2cl-lib:fref dy-%data% (i) ((1 1)) dy-%offset%))
  78                      (*
  79                       (f2cl-lib:fref dx-%data%
  80                                      ((f2cl-lib:int-add i 1))
  81                                      ((1 1))
  82                                      dx-%offset%)
  83                       (f2cl-lib:fref dy-%data%
  84                                      ((f2cl-lib:int-add i 1))
  85                                      ((1 1))
  86                                      dy-%offset%))
  87                      (*
  88                       (f2cl-lib:fref dx-%data%
  89                                      ((f2cl-lib:int-add i 2))
  90                                      ((1 1))
  91                                      dx-%offset%)
  92                       (f2cl-lib:fref dy-%data%
  93                                      ((f2cl-lib:int-add i 2))
  94                                      ((1 1))
  95                                      dy-%offset%))
  96                      (*
  97                       (f2cl-lib:fref dx-%data%
  98                                      ((f2cl-lib:int-add i 3))
  99                                      ((1 1))
 100                                      dx-%offset%)
 101                       (f2cl-lib:fref dy-%data%
 102                                      ((f2cl-lib:int-add i 3))
 103                                      ((1 1))
 104                                      dy-%offset%))
 105                      (*
 106                       (f2cl-lib:fref dx-%data%
 107                                      ((f2cl-lib:int-add i 4))
 108                                      ((1 1))
 109                                      dx-%offset%)
 110                       (f2cl-lib:fref dy-%data%
 111                                      ((f2cl-lib:int-add i 4))
 112                                      ((1 1))
 113                                      dy-%offset%))))
 114          label50))
 115      label60
 116       (setf ddot dtemp)
 117       (go end_label)
 118      end_label
 119       (return (values ddot nil nil nil nil nil)))))
 120
 121 (in-package #:cl-user)
 122 #+#.(cl:if (cl:find-package '#:f2cl) '(and) '(or))
 123 (eval-when (:load-toplevel :compile-toplevel :execute)
 124   (setf (gethash 'fortran-to-lisp::ddot fortran-to-lisp::*f2cl-function-info*)
 125           (fortran-to-lisp::make-f2cl-finfo
 126            :arg-types '((fortran-to-lisp::integer4) (array double-float (1))
 127                         (fortran-to-lisp::integer4) (array double-float (1))
 128                         (fortran-to-lisp::integer4))
 129            :return-values '(nil nil nil nil nil)
 130            :calls 'nil)))
 131