;;; 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-2013-11 (20E 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 "LAPACK")


(let* ((zero (f2cl-lib:cmplx 0.0d0 0.0d0)) (one (f2cl-lib:cmplx 1.0d0 0.0d0)))
  (declare (type (f2cl-lib:complex16) zero)
           (type (f2cl-lib:complex16) one)
           (ignorable zero one))
  (defun zungtr (uplo n a lda tau work lwork info)
    (declare (type (array f2cl-lib:complex16 (*)) work tau a)
             (type (f2cl-lib:integer4) info lwork lda n)
             (type (string *) uplo))
    (f2cl-lib:with-multi-array-data
        ((uplo character uplo-%data% uplo-%offset%)
         (a f2cl-lib:complex16 a-%data% a-%offset%)
         (tau f2cl-lib:complex16 tau-%data% tau-%offset%)
         (work f2cl-lib:complex16 work-%data% work-%offset%))
      (prog ((i 0) (iinfo 0) (j 0) (lwkopt 0) (nb 0) (lquery nil) (upper nil))
        (declare (type (f2cl-lib:integer4) i iinfo j lwkopt nb)
                 (type f2cl-lib:logical lquery upper))
        (setf info 0)
        (setf lquery (coerce (= lwork -1) 'f2cl-lib:logical))
        (setf upper (lsame uplo "U"))
        (cond
          ((and (not upper) (not (lsame uplo "L")))
           (setf info -1))
          ((< n 0)
           (setf info -2))
          ((< lda (max (the f2cl-lib:integer4 1) (the f2cl-lib:integer4 n)))
           (setf info -4))
          ((and
            (< lwork
               (max (the f2cl-lib:integer4 1)
                    (the f2cl-lib:integer4
                         (f2cl-lib:int-add n (f2cl-lib:int-sub 1)))))
            (not lquery))
           (setf info -7)))
        (cond
          ((= info 0)
           (cond
             (upper
              (setf nb
                      (ilaenv 1 "ZUNGQL" " " (f2cl-lib:int-sub n 1)
                       (f2cl-lib:int-sub n 1) (f2cl-lib:int-sub n 1) -1)))
             (t
              (setf nb
                      (ilaenv 1 "ZUNGQR" " " (f2cl-lib:int-sub n 1)
                       (f2cl-lib:int-sub n 1) (f2cl-lib:int-sub n 1) -1))))
           (setf lwkopt
                   (f2cl-lib:int-mul
                    (max (the f2cl-lib:integer4 1)
                         (the f2cl-lib:integer4 (f2cl-lib:int-sub n 1)))
                    nb))
           (setf (f2cl-lib:fref work-%data% (1) ((1 *)) work-%offset%)
                   (coerce lwkopt 'f2cl-lib:complex16))))
        (cond
          ((/= info 0)
           (xerbla "ZUNGTR" (f2cl-lib:int-sub info))
           (go end_label))
          (lquery
           (go end_label)))
        (cond
          ((= n 0)
           (setf (f2cl-lib:fref work-%data% (1) ((1 *)) work-%offset%)
                   (coerce 1 'f2cl-lib:complex16))
           (go end_label)))
        (cond
          (upper
           (f2cl-lib:fdo (j 1 (f2cl-lib:int-add j 1))
                         ((> j (f2cl-lib:int-add n (f2cl-lib:int-sub 1))) nil)
             (tagbody
               (f2cl-lib:fdo (i 1 (f2cl-lib:int-add i 1))
                             ((> i (f2cl-lib:int-add j (f2cl-lib:int-sub 1)))
                              nil)
                 (tagbody
                   (setf (f2cl-lib:fref a-%data%
                                        (i j)
                                        ((1 lda) (1 *))
                                        a-%offset%)
                           (f2cl-lib:fref a-%data%
                                          (i (f2cl-lib:int-add j 1))
                                          ((1 lda) (1 *))
                                          a-%offset%))
                  label10))
               (setf (f2cl-lib:fref a-%data% (n j) ((1 lda) (1 *)) a-%offset%)
                       zero)
              label20))
           (f2cl-lib:fdo (i 1 (f2cl-lib:int-add i 1))
                         ((> i (f2cl-lib:int-add n (f2cl-lib:int-sub 1))) nil)
             (tagbody
               (setf (f2cl-lib:fref a-%data% (i n) ((1 lda) (1 *)) a-%offset%)
                       zero)
              label30))
           (setf (f2cl-lib:fref a-%data% (n n) ((1 lda) (1 *)) a-%offset%) one)
           (multiple-value-bind
                 (var-0 var-1 var-2 var-3 var-4 var-5 var-6 var-7 var-8)
               (zungql (f2cl-lib:int-sub n 1) (f2cl-lib:int-sub n 1)
                (f2cl-lib:int-sub n 1) a lda tau work lwork iinfo)
             (declare (ignore var-0 var-1 var-2 var-3 var-5 var-6 var-7))
             (setf lda var-4)
             (setf iinfo var-8)))
          (t
           (f2cl-lib:fdo (j n (f2cl-lib:int-add j (f2cl-lib:int-sub 1)))
                         ((> j 2) nil)
             (tagbody
               (setf (f2cl-lib:fref a-%data% (1 j) ((1 lda) (1 *)) a-%offset%)
                       zero)
               (f2cl-lib:fdo (i (f2cl-lib:int-add j 1) (f2cl-lib:int-add i 1))
                             ((> i n) nil)
                 (tagbody
                   (setf (f2cl-lib:fref a-%data%
                                        (i j)
                                        ((1 lda) (1 *))
                                        a-%offset%)
                           (f2cl-lib:fref a-%data%
                                          (i (f2cl-lib:int-sub j 1))
                                          ((1 lda) (1 *))
                                          a-%offset%))
                  label40))
              label50))
           (setf (f2cl-lib:fref a-%data% (1 1) ((1 lda) (1 *)) a-%offset%) one)
           (f2cl-lib:fdo (i 2 (f2cl-lib:int-add i 1))
                         ((> i n) nil)
             (tagbody
               (setf (f2cl-lib:fref a-%data% (i 1) ((1 lda) (1 *)) a-%offset%)
                       zero)
              label60))
           (cond
             ((> n 1)
              (multiple-value-bind
                    (var-0 var-1 var-2 var-3 var-4 var-5 var-6 var-7 var-8)
                  (zungqr (f2cl-lib:int-sub n 1) (f2cl-lib:int-sub n 1)
                   (f2cl-lib:int-sub n 1)
                   (f2cl-lib:array-slice a-%data%
                                         f2cl-lib:complex16
                                         (2 2)
                                         ((1 lda) (1 *))
                                         a-%offset%)
                   lda tau work lwork iinfo)
                (declare (ignore var-0 var-1 var-2 var-3 var-5 var-6 var-7))
                (setf lda var-4)
                (setf iinfo var-8))))))
        (setf (f2cl-lib:fref work-%data% (1) ((1 *)) work-%offset%)
                (coerce lwkopt 'f2cl-lib:complex16))
        (go end_label)
       end_label
        (return (values nil nil nil lda nil nil nil info))))))

(in-package #-gcl #:cl-user #+gcl "CL-USER")
#+#.(cl:if (cl:find-package '#:f2cl) '(and) '(or))
(eval-when (:load-toplevel :compile-toplevel :execute)
  (setf (gethash 'fortran-to-lisp::zungtr
                 fortran-to-lisp::*f2cl-function-info*)
          (fortran-to-lisp::make-f2cl-finfo
           :arg-types '((string) (fortran-to-lisp::integer4)
                        (array fortran-to-lisp::complex16 (*))
                        (fortran-to-lisp::integer4)
                        (array fortran-to-lisp::complex16 (*))
                        (array fortran-to-lisp::complex16 (*))
                        (fortran-to-lisp::integer4)
                        (fortran-to-lisp::integer4))
           :return-values '(nil nil nil fortran-to-lisp::lda nil nil nil
                            fortran-to-lisp::info)
           :calls '(fortran-to-lisp::zungqr fortran-to-lisp::zungql
                    fortran-to-lisp::xerbla fortran-to-lisp::ilaenv
                    fortran-to-lisp::lsame))))

