| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT RUN-TIME COMPONENTS -- |
| -- -- |
| -- SYSTEM.GENERIC_REAL_BLAS -- |
| -- -- |
| -- S p e c -- |
| -- -- |
| -- Copyright (C) 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 ??? |
| |
| generic |
| type Real is digits <>; |
| type Real_Vector is array (Integer range <>) of Real; |
| type Real_Matrix is array (Integer range <>, Integer range <>) of Real; |
| package System.Generic_Real_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 : Real_Vector; |
| Inc_X : Integer := 1; |
| Y : Real_Vector; |
| Inc_Y : Integer := 1) return Real; |
| |
| function nrm2 |
| (N : Natural; |
| X : Real_Vector; |
| Inc_X : Integer := 1) return Real; |
| |
| procedure gemv |
| (Trans : access constant Character; |
| M : Natural := 0; |
| N : Natural := 0; |
| Alpha : Real := 1.0; |
| A : Real_Matrix; |
| Ld_A : Positive; |
| X : Real_Vector; |
| Inc_X : Integer := 1; -- must be non-zero |
| Beta : Real := 0.0; |
| Y : in out Real_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 : Real := 1.0; |
| A : Real_Matrix; |
| Ld_A : Integer; |
| B : Real_Matrix; |
| Ld_B : Integer; |
| Beta : Real := 0.0; |
| C : in out Real_Matrix; |
| Ld_C : Integer); |
| |
| end System.Generic_Real_BLAS; |