OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [ada/] [s-gecola.ads] - Blame information for rev 816

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 281 jeremybenn
------------------------------------------------------------------------------
2
--                                                                          --
3
--                         GNAT RUN-TIME COMPONENTS                         --
4
--                                                                          --
5
--         S Y S T E M . G E N E R I C _ C O M P L E X _ L A P A C K        --
6
--                                                                          --
7
--                                 S p e c                                  --
8
--                                                                          --
9
--          Copyright (C) 2006-2009, Free Software Foundation, Inc.         --
10
--                                                                          --
11
-- GNAT is free software;  you can  redistribute it  and/or modify it under --
12
-- terms of the  GNU General Public License as published  by the Free Soft- --
13
-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
14
-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
15
-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
16
-- or FITNESS FOR A PARTICULAR PURPOSE.                                     --
17
--                                                                          --
18
-- As a special exception under Section 7 of GPL version 3, you are granted --
19
-- additional permissions described in the GCC Runtime Library Exception,   --
20
-- version 3.1, as published by the Free Software Foundation.               --
21
--                                                                          --
22
-- You should have received a copy of the GNU General Public License and    --
23
-- a copy of the GCC Runtime Library Exception along with this program;     --
24
-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
25
-- <http://www.gnu.org/licenses/>.                                          --
26
--                                                                          --
27
-- GNAT was originally developed  by the GNAT team at  New York University. --
28
-- Extensive contributions were provided by Ada Core Technologies Inc.      --
29
--                                                                          --
30
------------------------------------------------------------------------------
31
 
32
--  Package comment required ???
33
 
34
with Ada.Numerics.Generic_Complex_Types;
35
generic
36
   type Real is digits <>;
37
   type Real_Vector is array (Integer range <>) of Real;
38
 
39
   with package Complex_Types is new Ada.Numerics.Generic_Complex_Types (Real);
40
   use Complex_Types;
41
 
42
   type Complex_Vector is array (Integer range <>) of Complex;
43
   type Complex_Matrix is array (Integer range <>, Integer range <>)
44
      of Complex;
45
package System.Generic_Complex_LAPACK is
46
   pragma Pure;
47
 
48
   type Integer_Vector is array (Integer range <>) of Integer;
49
 
50
   Upper : aliased constant Character := 'U';
51
   Lower : aliased constant Character := 'L';
52
 
53
   --  LAPACK Computational Routines
54
 
55
   --  getrf computes LU factorization of a general m-by-n matrix
56
 
57
   procedure getrf
58
     (M     : Natural;
59
      N     : Natural;
60
      A     : in out Complex_Matrix;
61
      Ld_A  : Positive;
62
      I_Piv : out Integer_Vector;
63
      Info  : access Integer);
64
 
65
   --  getri computes inverse of an LU-factored square matrix,
66
   --  with multiple right-hand sides
67
 
68
   procedure getri
69
     (N      : Natural;
70
      A      : in out Complex_Matrix;
71
      Ld_A   : Positive;
72
      I_Piv  : Integer_Vector;
73
      Work   : in out Complex_Vector;
74
      L_Work : Integer;
75
      Info   : access Integer);
76
 
77
   --  getrs solves a system of linear equations with an LU-factored
78
   --  square matrix, with multiple right-hand sides
79
 
80
   procedure getrs
81
     (Trans  : access constant Character;
82
      N      : Natural;
83
      N_Rhs  : Natural;
84
      A      : Complex_Matrix;
85
      Ld_A   : Positive;
86
      I_Piv  : Integer_Vector;
87
      B      : in out Complex_Matrix;
88
      Ld_B   : Positive;
89
      Info   : access Integer);
90
 
91
   --  heevr computes selected eigenvalues and, optionally,
92
   --  eigenvectors of a Hermitian matrix using the Relatively
93
   --  Robust Representations
94
 
95
   procedure heevr
96
     (Job_Z    : access constant Character;
97
      Rng      : access constant Character;
98
      Uplo     : access constant Character;
99
      N        : Natural;
100
      A        : in out Complex_Matrix;
101
      Ld_A     : Positive;
102
      Vl, Vu   : Real := 0.0;
103
      Il, Iu   : Integer := 1;
104
      Abs_Tol  : Real := 0.0;
105
      M        : out Integer;
106
      W        : out Real_Vector;
107
      Z        : out Complex_Matrix;
108
      Ld_Z     : Positive;
109
      I_Supp_Z : out Integer_Vector;
110
      Work     : out Complex_Vector;
111
      L_Work   : Integer;
112
      R_Work   : out Real_Vector;
113
      LR_Work  : Integer;
114
      I_Work   : out Integer_Vector;
115
      LI_Work  : Integer;
116
      Info     : access Integer);
117
 
118
   --  steqr computes all eigenvalues and eigenvectors of a symmetric or
119
   --  Hermitian matrix reduced to tridiagonal form (QR algorithm)
120
 
121
   procedure steqr
122
     (Comp_Z : access constant Character;
123
      N      : Natural;
124
      D      : in out Real_Vector;
125
      E      : in out Real_Vector;
126
      Z      : in out Complex_Matrix;
127
      Ld_Z   : Positive;
128
      Work   : out Real_Vector;
129
      Info   : access Integer);
130
 
131
end System.Generic_Complex_LAPACK;

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.