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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [ada/] [s-gecobl.ads] - Rev 826

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------------------------------------------------------------------------------
--                                                                          --
--                         GNAT RUN-TIME COMPONENTS                         --
--                                                                          --
--           S Y S T E M . G E N E R I C _ C O M P L E X _ B L A S          --
--                                                                          --
--                                 S p e c                                  --
--                                                                          --
--         Copyright (C) 2006-2009, Free Software Foundation, Inc.          --
--                                                                          --
-- GNAT is free software;  you can  redistribute it  and/or modify it under --
-- terms of the  GNU General Public License as published  by the Free Soft- --
-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
-- or FITNESS FOR A PARTICULAR PURPOSE.                                     --
--                                                                          --
-- As a special exception under Section 7 of GPL version 3, you are granted --
-- additional permissions described in the GCC Runtime Library Exception,   --
-- version 3.1, as published by the Free Software Foundation.               --
--                                                                          --
-- You should have received a copy of the GNU General Public License and    --
-- a copy of the GCC Runtime Library Exception along with this program;     --
-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --
-- <http://www.gnu.org/licenses/>.                                          --
--                                                                          --
-- GNAT was originally developed  by the GNAT team at  New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc.      --
--                                                                          --
------------------------------------------------------------------------------
 
--  Package comment required ???
 
with Ada.Numerics.Generic_Complex_Types;
 
generic
   type Real is digits <>;
   with package Complex_Types is new Ada.Numerics.Generic_Complex_Types (Real);
   use Complex_Types;
 
   type Complex_Vector is array (Integer range <>) of Complex;
   type Complex_Matrix is array (Integer range <>, Integer range <>)
      of Complex;
package System.Generic_Complex_BLAS is
   pragma Pure;
 
   --  Although BLAS support is only available for IEEE single and double
   --  compatible floating-point types, this unit will accept any type
   --  and apply conversions as necessary, with possible loss of
   --  precision and range.
 
   No_Trans   : aliased constant Character := 'N';
   Trans      : aliased constant Character := 'T';
   Conj_Trans : aliased constant Character := 'C';
 
   --  BLAS Level 1 Subprograms and Types
 
   function dot
     (N     : Positive;
      X     : Complex_Vector;
      Inc_X : Integer := 1;
      Y     : Complex_Vector;
      Inc_Y : Integer := 1) return Complex;
 
   function nrm2
     (N     : Natural;
      X     : Complex_Vector;
      Inc_X : Integer := 1) return Real;
 
   procedure gemv
     (Trans : access constant Character;
      M     : Natural := 0;
      N     : Natural := 0;
      Alpha : Complex := (1.0, 0.0);
      A     : Complex_Matrix;
      Ld_A  : Positive;
      X     : Complex_Vector;
      Inc_X : Integer := 1;  -- must be non-zero
      Beta  : Complex := (0.0, 0.0);
      Y     : in out Complex_Vector;
      Inc_Y : Integer := 1); -- must be non-zero
 
   --  BLAS Level 3
 
   --  gemm   s, d, c, z  Matrix-matrix product of general matrices
 
   procedure gemm
     (Trans_A : access constant Character;
      Trans_B : access constant Character;
      M       : Positive;
      N       : Positive;
      K       : Positive;
      Alpha   : Complex := (1.0, 0.0);
      A       : Complex_Matrix;
      Ld_A    : Integer;
      B       : Complex_Matrix;
      Ld_B    : Integer;
      Beta    : Complex := (0.0, 0.0);
      C       : in out Complex_Matrix;
      Ld_C    : Integer);
 
end System.Generic_Complex_BLAS;
 

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