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Diffstat (limited to 'gcc/ada/s-gecola.ads')
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diff --git a/gcc/ada/s-gecola.ads b/gcc/ada/s-gecola.ads new file mode 100644 index 00000000000..2597a902178 --- /dev/null +++ b/gcc/ada/s-gecola.ads @@ -0,0 +1,133 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT RUN-TIME COMPONENTS -- +-- -- +-- SYSTEM.GENERIC_COMPLEX_LAPACK -- +-- -- +-- S p e c -- +-- -- +-- Copyright (C) 2006, 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 2, 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. See the GNU General Public License -- +-- for more details. You should have received a copy of the GNU General -- +-- Public License distributed with GNAT; see file COPYING. If not, write -- +-- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, -- +-- Boston, MA 02110-1301, USA. -- +-- -- +-- As a special exception, if other files instantiate generics from this -- +-- unit, or you link this unit with other files to produce an executable, -- +-- this unit does not by itself cause the resulting executable to be -- +-- covered by the GNU General Public License. This exception does not -- +-- however invalidate any other reasons why the executable file might be -- +-- covered by the GNU Public License. -- +-- -- +-- 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 <>; + type Real_Vector is array (Integer range <>) of Real; + + 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_LAPACK is + pragma Pure; + + type Integer_Vector is array (Integer range <>) of Integer; + + Upper : aliased constant Character := 'U'; + Lower : aliased constant Character := 'L'; + + -- LAPACK Computational Routines + + -- getrf computes LU factorization of a general m-by-n matrix + + procedure getrf + (M : Natural; + N : Natural; + A : in out Complex_Matrix; + Ld_A : Positive; + I_Piv : out Integer_Vector; + Info : access Integer); + + -- getri computes inverse of an LU-factored square matrix, + -- with multiple right-hand sides + + procedure getri + (N : Natural; + A : in out Complex_Matrix; + Ld_A : Positive; + I_Piv : Integer_Vector; + Work : in out Complex_Vector; + L_Work : Integer; + Info : access Integer); + + -- getrs solves a system of linear equations with an LU-factored + -- square matrix, with multiple right-hand sides + + procedure getrs + (Trans : access constant Character; + N : Natural; + N_Rhs : Natural; + A : Complex_Matrix; + Ld_A : Positive; + I_Piv : Integer_Vector; + B : in out Complex_Matrix; + Ld_B : Positive; + Info : access Integer); + + -- heevr computes selected eigenvalues and, optionally, + -- eigenvectors of a Hermitian matrix using the Relatively + -- Robust Representations + + procedure heevr + (Job_Z : access constant Character; + Rng : access constant Character; + Uplo : access constant Character; + N : Natural; + A : in out Complex_Matrix; + Ld_A : Positive; + Vl, Vu : Real := 0.0; + Il, Iu : Integer := 1; + Abs_Tol : Real := 0.0; + M : out Integer; + W : out Real_Vector; + Z : out Complex_Matrix; + Ld_Z : Positive; + I_Supp_Z : out Integer_Vector; + Work : out Complex_Vector; + L_Work : Integer; + R_Work : out Real_Vector; + LR_Work : Integer; + I_Work : out Integer_Vector; + LI_Work : Integer; + Info : access Integer); + + -- steqr computes all eigenvalues and eigenvectors of a symmetric or + -- Hermitian matrix reduced to tridiagonal form (QR algorithm) + + procedure steqr + (Comp_Z : access constant Character; + N : Natural; + D : in out Real_Vector; + E : in out Real_Vector; + Z : in out Complex_Matrix; + Ld_Z : Positive; + Work : out Real_Vector; + Info : access Integer); + +end System.Generic_Complex_LAPACK; |