share/colnew/lisp/subfor.lisp

   1 ;;; Compiled by f2cl version:
   2 ;;; ("f2cl1.l,v 1.221 2010/05/26 19:25:52 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 1.204 2010/02/23 05:21:30 rtoy Exp $"
   7 ;;;  "f2cl6.l,v 1.48 2008/08/24 00:56:27 rtoy Exp $"
   8 ;;;  "macros.l,v 1.114 2010/05/17 01:42:14 rtoy Exp $")
   9
  10 ;;; Using Lisp CMU Common Lisp CVS Head 2010-05-25 18:21:07 (20A Unicode)
  11 ;;;
  12 ;;; Options: ((:prune-labels nil) (:auto-save t) (:relaxed-array-decls t)
  13 ;;;           (:coerce-assigns :as-needed) (:array-type ':array)
  14 ;;;           (:array-slicing t) (:declare-common nil)
  15 ;;;           (:float-format double-float))
  16
  17 (in-package :colnew)
  18
  19
  20 (defun subfor (w ipivot nrow last$ x)
  21   (declare (type (f2cl-lib:integer4) last$ nrow)
  22            (type (array f2cl-lib:integer4 (*)) ipivot)
  23            (type (array double-float (*)) x w))
  24   (f2cl-lib:with-multi-array-data
  25       ((w double-float w-%data% w-%offset%)
  26        (x double-float x-%data% x-%offset%)
  27        (ipivot f2cl-lib:integer4 ipivot-%data% ipivot-%offset%))
  28     (prog ((t$ 0.0) (ip 0) (k 0) (kp1 0) (lstep 0) (i 0))
  29       (declare (type (f2cl-lib:integer4) i lstep kp1 k ip)
  30                (type (double-float) t$))
  31       (if (= nrow 1) (go end_label))
  32       (setf lstep (f2cl-lib:min0 (f2cl-lib:int-sub nrow 1) last$))
  33       (f2cl-lib:fdo (k 1 (f2cl-lib:int-add k 1))
  34                     ((> k lstep) nil)
  35         (tagbody
  36           (setf kp1 (f2cl-lib:int-add k 1))
  37           (setf ip
  38                   (f2cl-lib:fref ipivot-%data%
  39                                  (k)
  40                                  ((1 last$))
  41                                  ipivot-%offset%))
  42           (setf t$ (f2cl-lib:fref x-%data% (ip) ((1 nrow)) x-%offset%))
  43           (setf (f2cl-lib:fref x-%data% (ip) ((1 nrow)) x-%offset%)
  44                   (f2cl-lib:fref x-%data% (k) ((1 nrow)) x-%offset%))
  45           (setf (f2cl-lib:fref x-%data% (k) ((1 nrow)) x-%offset%) t$)
  46           (if (= t$ 0.0) (go label20))
  47           (f2cl-lib:fdo (i kp1 (f2cl-lib:int-add i 1))
  48                         ((> i nrow) nil)
  49             (tagbody
  50              label10
  51               (setf (f2cl-lib:fref x-%data% (i) ((1 nrow)) x-%offset%)
  52                       (+ (f2cl-lib:fref x-%data% (i) ((1 nrow)) x-%offset%)
  53                          (*
  54                           (f2cl-lib:fref w-%data%
  55                                          (i k)
  56                                          ((1 nrow) (1 last$))
  57                                          w-%offset%)
  58                           t$)))))
  59          label20))
  60      label30
  61       (go end_label)
  62      end_label
  63       (return (values nil nil nil nil nil)))))
  64
  65 (in-package #:cl-user)
  66 #+#.(cl:if (cl:find-package '#:f2cl) '(and) '(or))
  67 (eval-when (:load-toplevel :compile-toplevel :execute)
  68   (setf (gethash 'fortran-to-lisp::subfor
  69                  fortran-to-lisp::*f2cl-function-info*)
  70           (fortran-to-lisp::make-f2cl-finfo
  71            :arg-types '((array double-float (*))
  72                         (array fortran-to-lisp::integer4 (*))
  73                         (fortran-to-lisp::integer4) (fortran-to-lisp::integer4)
  74                         (array double-float (*)))
  75            :return-values '(nil nil nil nil nil)
  76            :calls 'nil)))
  77