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