;;; Compiled by f2cl version:
;;; ("f2cl1.l,v 1.215 2009/04/07 22:05:21 rtoy Exp $"
;;;  "f2cl2.l,v 1.37 2008/02/22 22:19:33 rtoy Exp $"
;;;  "f2cl3.l,v 1.6 2008/02/22 22:19:33 rtoy Exp $"
;;;  "f2cl4.l,v 1.7 2008/02/22 22:19:34 rtoy Exp $"
;;;  "f2cl5.l,v 1.200 2009/01/19 02:38:17 rtoy Exp $"
;;;  "f2cl6.l,v 1.48 2008/08/24 00:56:27 rtoy Exp $"
;;;  "macros.l,v 1.112 2009/01/08 12:57:19 rtoy Exp $")

;;; Using Lisp CMU Common Lisp 19f (19F)
;;; 
;;; Options: ((:prune-labels nil) (:auto-save t) (:relaxed-array-decls t)
;;;           (:coerce-assigns :as-needed) (:array-type ':simple-array)
;;;           (:array-slicing nil) (:declare-common nil)
;;;           (:float-format double-float))

(in-package :slatec)


(let ((hpi 1.5707963267948966))
  (declare (type (double-float) hpi))
  (defun zbesh (zr zi fnu kode m n cyr cyi nz ierr)
    (declare (type (simple-array double-float (*)) cyi cyr)
             (type (f2cl-lib:integer4) ierr nz n m kode)
             (type (double-float) fnu zi zr))
    (prog ((i 0) (inu 0) (inuh 0) (ir 0) (k 0) (k1 0) (k2 0) (mm 0) (mr 0)
           (nn 0) (nuf 0) (nw 0) (aa 0.0) (alim 0.0) (aln 0.0) (arg 0.0)
           (az 0.0) (dig 0.0) (elim 0.0) (fmm 0.0) (fn 0.0) (fnul 0.0)
           (rhpi 0.0) (rl 0.0) (r1m5 0.0) (sgn 0.0) (str 0.0) (tol 0.0)
           (ufl 0.0) (zni 0.0) (znr 0.0) (zti 0.0) (bb 0.0) (ascle 0.0)
           (rtol 0.0) (atol 0.0) (sti 0.0) (csgnr 0.0) (csgni 0.0))
      (declare (type (double-float) csgni csgnr sti atol rtol ascle bb zti znr
                                    zni ufl tol str sgn r1m5 rl rhpi fnul fn
                                    fmm elim dig az arg aln alim aa)
               (type (f2cl-lib:integer4) nw nuf nn mr mm k2 k1 k ir inuh inu
                                         i))
      (setf ierr 0)
      (setf nz 0)
      (if (and (= zr 0.0) (= zi 0.0)) (setf ierr 1))
      (if (< fnu 0.0) (setf ierr 1))
      (if (or (< m 1) (> m 2)) (setf ierr 1))
      (if (or (< kode 1) (> kode 2)) (setf ierr 1))
      (if (< n 1) (setf ierr 1))
      (if (/= ierr 0) (go end_label))
      (setf nn n)
      (setf tol (max (f2cl-lib:d1mach 4) 1.0e-18))
      (setf k1 (f2cl-lib:i1mach 15))
      (setf k2 (f2cl-lib:i1mach 16))
      (setf r1m5 (f2cl-lib:d1mach 5))
      (setf k
              (min (the f2cl-lib:integer4 (abs k1))
                   (the f2cl-lib:integer4 (abs k2))))
      (setf elim (* 2.303 (- (* k r1m5) 3.0)))
      (setf k1 (f2cl-lib:int-sub (f2cl-lib:i1mach 14) 1))
      (setf aa (* r1m5 k1))
      (setf dig (min aa 18.0))
      (setf aa (* aa 2.303))
      (setf alim (+ elim (max (- aa) -41.45)))
      (setf fnul (+ 10.0 (* 6.0 (- dig 3.0))))
      (setf rl (+ (* 1.2 dig) 3.0))
      (setf fn (+ fnu (f2cl-lib:int-sub nn 1)))
      (setf mm (f2cl-lib:int-sub 3 m m))
      (setf fmm (coerce (the f2cl-lib:integer4 mm) 'double-float))
      (setf znr (* fmm zi))
      (setf zni (* (- fmm) zr))
      (setf az (coerce (realpart (zabs zr zi)) 'double-float))
      (setf aa (/ 0.5 tol))
      (setf bb (* (f2cl-lib:i1mach 9) 0.5))
      (setf aa (min aa bb))
      (if (> az aa) (go label260))
      (if (> fn aa) (go label260))
      (setf aa (f2cl-lib:fsqrt aa))
      (if (> az aa) (setf ierr 3))
      (if (> fn aa) (setf ierr 3))
      (setf ufl (* (f2cl-lib:d1mach 1) 1000.0))
      (if (< az ufl) (go label230))
      (if (> fnu fnul) (go label90))
      (if (<= fn 1.0) (go label70))
      (if (> fn 2.0) (go label60))
      (if (> az tol) (go label70))
      (setf arg (* 0.5 az))
      (setf aln (* (- fn) (f2cl-lib:flog arg)))
      (if (> aln elim) (go label230))
      (go label70)
     label60
      (multiple-value-bind
            (var-0 var-1 var-2 var-3 var-4 var-5 var-6 var-7 var-8 var-9 var-10
             var-11)
          (zuoik znr zni fnu kode 2 nn cyr cyi nuf tol elim alim)
        (declare (ignore var-0 var-1 var-2 var-3 var-4 var-5 var-6 var-7 var-9
                         var-10 var-11))
        (setf nuf var-8))
      (if (< nuf 0) (go label230))
      (setf nz (f2cl-lib:int-add nz nuf))
      (setf nn (f2cl-lib:int-sub nn nuf))
      (if (= nn 0) (go label140))
     label70
      (if (or (< znr 0.0) (and (= znr 0.0) (< zni 0.0) (= m 2))) (go label80))
      (multiple-value-bind
            (var-0 var-1 var-2 var-3 var-4 var-5 var-6 var-7 var-8 var-9
             var-10)
          (zbknu znr zni fnu kode nn cyr cyi nz tol elim alim)
        (declare (ignore var-0 var-1 var-2 var-3 var-4 var-5 var-6 var-8 var-9
                         var-10))
        (setf nz var-7))
      (go label110)
     label80
      (setf mr (f2cl-lib:int-sub mm))
      (multiple-value-bind
            (var-0 var-1 var-2 var-3 var-4 var-5 var-6 var-7 var-8 var-9 var-10
             var-11 var-12 var-13)
          (zacon znr zni fnu kode mr nn cyr cyi nw rl fnul tol elim alim)
        (declare (ignore var-0 var-1 var-2 var-3 var-4 var-5 var-6 var-7 var-9
                         var-10 var-11 var-12 var-13))
        (setf nw var-8))
      (if (< nw 0) (go label240))
      (setf nz nw)
      (go label110)
     label90
      (setf mr 0)
      (if (and (>= znr 0.0) (or (/= znr 0.0) (>= zni 0.0) (/= m 2)))
          (go label100))
      (setf mr (f2cl-lib:int-sub mm))
      (if (or (/= znr 0.0) (>= zni 0.0)) (go label100))
      (setf znr (- znr))
      (setf zni (- zni))
     label100
      (multiple-value-bind
            (var-0 var-1 var-2 var-3 var-4 var-5 var-6 var-7 var-8 var-9 var-10
             var-11)
          (zbunk znr zni fnu kode mr nn cyr cyi nw tol elim alim)
        (declare (ignore var-0 var-1 var-2 var-3 var-4 var-5 var-6 var-7 var-9
                         var-10 var-11))
        (setf nw var-8))
      (if (< nw 0) (go label240))
      (setf nz (f2cl-lib:int-add nz nw))
     label110
      (setf sgn (coerce (f2cl-lib:dsign hpi (- fmm)) 'double-float))
      (setf inu (f2cl-lib:int fnu))
      (setf inuh (the f2cl-lib:integer4 (truncate inu 2)))
      (setf ir (f2cl-lib:int-sub inu (f2cl-lib:int-mul 2 inuh)))
      (setf arg (* (- fnu (f2cl-lib:int-sub inu ir)) sgn))
      (setf rhpi (/ 1.0 sgn))
      (setf csgni (* rhpi (cos arg)))
      (setf csgnr (* (- rhpi) (sin arg)))
      (if (= (mod inuh 2) 0) (go label120))
      (setf csgnr (- csgnr))
      (setf csgni (- csgni))
     label120
      (setf zti (- fmm))
      (setf rtol (/ 1.0 tol))
      (setf ascle (* ufl rtol))
      (f2cl-lib:fdo (i 1 (f2cl-lib:int-add i 1))
                    ((> i nn) nil)
        (tagbody
          (setf aa (f2cl-lib:fref cyr (i) ((1 n))))
          (setf bb (f2cl-lib:fref cyi (i) ((1 n))))
          (setf atol 1.0)
          (if (> (max (abs aa) (abs bb)) ascle) (go label135))
          (setf aa (* aa rtol))
          (setf bb (* bb rtol))
          (setf atol tol)
         label135
          (setf str (- (* aa csgnr) (* bb csgni)))
          (setf sti (+ (* aa csgni) (* bb csgnr)))
          (setf (f2cl-lib:fref cyr (i) ((1 n))) (* str atol))
          (setf (f2cl-lib:fref cyi (i) ((1 n))) (* sti atol))
          (setf str (* (- csgni) zti))
          (setf csgni (* csgnr zti))
          (setf csgnr str)
         label130))
      (go end_label)
     label140
      (if (< znr 0.0) (go label230))
      (go end_label)
     label230
      (setf nz 0)
      (setf ierr 2)
      (go end_label)
     label240
      (if (= nw -1) (go label230))
      (setf nz 0)
      (setf ierr 5)
      (go end_label)
     label260
      (setf nz 0)
      (setf ierr 4)
      (go end_label)
     end_label
      (return (values nil nil nil nil nil nil nil nil nz ierr)))))

(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::zbesh fortran-to-lisp::*f2cl-function-info*)
          (fortran-to-lisp::make-f2cl-finfo
           :arg-types '((double-float) (double-float) (double-float)
                        (fortran-to-lisp::integer4) (fortran-to-lisp::integer4)
                        (fortran-to-lisp::integer4)
                        (simple-array double-float (*))
                        (simple-array double-float (*))
                        (fortran-to-lisp::integer4)
                        (fortran-to-lisp::integer4))
           :return-values '(nil nil nil nil nil nil nil nil fortran-to-lisp::nz
                            fortran-to-lisp::ierr)
           :calls '(fortran-to-lisp::zbunk fortran-to-lisp::zacon
                    fortran-to-lisp::zbknu fortran-to-lisp::zuoik
                    fortran-to-lisp::zabs fortran-to-lisp::i1mach
                    fortran-to-lisp::d1mach))))

