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------------------------------------------------------------------------------ -- -- -- GNAT RUN-TIME COMPONENTS -- -- -- -- I N T E R F A C E S . F O R T R A N . L A P A C K -- -- -- -- 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 if non-RM package ??? with Interfaces.Fortran.BLAS; package Interfaces.Fortran.LAPACK is pragma Pure; type Integer_Vector is array (Integer range <>) of Integer; Upper : aliased constant Character := 'U'; Lower : aliased constant Character := 'L'; subtype Real_Vector is BLAS.Real_Vector; subtype Real_Matrix is BLAS.Real_Matrix; subtype Double_Precision_Vector is BLAS.Double_Precision_Vector; subtype Double_Precision_Matrix is BLAS.Double_Precision_Matrix; subtype Complex_Vector is BLAS.Complex_Vector; subtype Complex_Matrix is BLAS.Complex_Matrix; subtype Double_Complex_Vector is BLAS.Double_Complex_Vector; subtype Double_Complex_Matrix is BLAS.Double_Complex_Matrix; -- LAPACK Computational Routines -- gerfs Refines the solution of a system of linear equations with -- a general matrix and estimates its error -- getrf Computes LU factorization of a general m-by-n matrix -- getri Computes inverse of an LU-factored general matrix -- square matrix, with multiple right-hand sides -- getrs Solves a system of linear equations with an LU-factored -- square matrix, with multiple right-hand sides -- hetrd Reduces a complex Hermitian matrix to tridiagonal form -- heevr Computes selected eigenvalues and, optionally, eigenvectors of -- a Hermitian matrix using the Relatively Robust Representations -- orgtr Generates the real orthogonal matrix Q determined by sytrd -- steqr Computes all eigenvalues and eigenvectors of a symmetric or -- Hermitian matrix reduced to tridiagonal form (QR algorithm) -- sterf Computes all eigenvalues of a real symmetric -- tridiagonal matrix using QR algorithm -- sytrd Reduces a real symmetric matrix to tridiagonal form procedure sgetrf (M : Natural; N : Natural; A : in out Real_Matrix; Ld_A : Positive; I_Piv : out Integer_Vector; Info : access Integer); procedure dgetrf (M : Natural; N : Natural; A : in out Double_Precision_Matrix; Ld_A : Positive; I_Piv : out Integer_Vector; Info : access Integer); procedure cgetrf (M : Natural; N : Natural; A : in out Complex_Matrix; Ld_A : Positive; I_Piv : out Integer_Vector; Info : access Integer); procedure zgetrf (M : Natural; N : Natural; A : in out Double_Complex_Matrix; Ld_A : Positive; I_Piv : out Integer_Vector; Info : access Integer); procedure sgetri (N : Natural; A : in out Real_Matrix; Ld_A : Positive; I_Piv : Integer_Vector; Work : in out Real_Vector; L_Work : Integer; Info : access Integer); procedure dgetri (N : Natural; A : in out Double_Precision_Matrix; Ld_A : Positive; I_Piv : Integer_Vector; Work : in out Double_Precision_Vector; L_Work : Integer; Info : access Integer); procedure cgetri (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); procedure zgetri (N : Natural; A : in out Double_Complex_Matrix; Ld_A : Positive; I_Piv : Integer_Vector; Work : in out Double_Complex_Vector; L_Work : Integer; Info : access Integer); procedure sgetrs (Trans : access constant Character; N : Natural; N_Rhs : Natural; A : Real_Matrix; Ld_A : Positive; I_Piv : Integer_Vector; B : in out Real_Matrix; Ld_B : Positive; Info : access Integer); procedure dgetrs (Trans : access constant Character; N : Natural; N_Rhs : Natural; A : Double_Precision_Matrix; Ld_A : Positive; I_Piv : Integer_Vector; B : in out Double_Precision_Matrix; Ld_B : Positive; Info : access Integer); procedure cgetrs (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); procedure zgetrs (Trans : access constant Character; N : Natural; N_Rhs : Natural; A : Double_Complex_Matrix; Ld_A : Positive; I_Piv : Integer_Vector; B : in out Double_Complex_Matrix; Ld_B : Positive; Info : access Integer); procedure cheevr (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); procedure zheevr (Job_Z : access constant Character; Rng : access constant Character; Uplo : access constant Character; N : Natural; A : in out Double_Complex_Matrix; Ld_A : Positive; Vl, Vu : Double_Precision := 0.0; Il, Iu : Integer := 1; Abs_Tol : Double_Precision := 0.0; M : out Integer; W : out Double_Precision_Vector; Z : out Double_Complex_Matrix; Ld_Z : Positive; I_Supp_Z : out Integer_Vector; Work : out Double_Complex_Vector; L_Work : Integer; R_Work : out Double_Precision_Vector; LR_Work : Integer; I_Work : out Integer_Vector; LI_Work : Integer; Info : access Integer); procedure chetrd (Uplo : access constant Character; N : Natural; A : in out Complex_Matrix; Ld_A : Positive; D : out Real_Vector; E : out Real_Vector; Tau : out Complex_Vector; Work : out Complex_Vector; L_Work : Integer; Info : access Integer); procedure zhetrd (Uplo : access constant Character; N : Natural; A : in out Double_Complex_Matrix; Ld_A : Positive; D : out Double_Precision_Vector; E : out Double_Precision_Vector; Tau : out Double_Complex_Vector; Work : out Double_Complex_Vector; L_Work : Integer; Info : access Integer); procedure ssytrd (Uplo : access constant Character; N : Natural; A : in out Real_Matrix; Ld_A : Positive; D : out Real_Vector; E : out Real_Vector; Tau : out Real_Vector; Work : out Real_Vector; L_Work : Integer; Info : access Integer); procedure dsytrd (Uplo : access constant Character; N : Natural; A : in out Double_Precision_Matrix; Ld_A : Positive; D : out Double_Precision_Vector; E : out Double_Precision_Vector; Tau : out Double_Precision_Vector; Work : out Double_Precision_Vector; L_Work : Integer; Info : access Integer); procedure ssterf (N : Natural; D : in out Real_Vector; E : in out Real_Vector; Info : access Integer); procedure dsterf (N : Natural; D : in out Double_Precision_Vector; E : in out Double_Precision_Vector; Info : access Integer); procedure sorgtr (Uplo : access constant Character; N : Natural; A : in out Real_Matrix; Ld_A : Positive; Tau : Real_Vector; Work : out Real_Vector; L_Work : Integer; Info : access Integer); procedure dorgtr (Uplo : access constant Character; N : Natural; A : in out Double_Precision_Matrix; Ld_A : Positive; Tau : Double_Precision_Vector; Work : out Double_Precision_Vector; L_Work : Integer; Info : access Integer); procedure sstebz (Rng : access constant Character; Order : access constant Character; N : Natural; Vl, Vu : Real := 0.0; Il, Iu : Integer := 1; Abs_Tol : Real := 0.0; D : Real_Vector; E : Real_Vector; M : out Natural; N_Split : out Natural; W : out Real_Vector; I_Block : out Integer_Vector; I_Split : out Integer_Vector; Work : out Real_Vector; I_Work : out Integer_Vector; Info : access Integer); procedure dstebz (Rng : access constant Character; Order : access constant Character; N : Natural; Vl, Vu : Double_Precision := 0.0; Il, Iu : Integer := 1; Abs_Tol : Double_Precision := 0.0; D : Double_Precision_Vector; E : Double_Precision_Vector; M : out Natural; N_Split : out Natural; W : out Double_Precision_Vector; I_Block : out Integer_Vector; I_Split : out Integer_Vector; Work : out Double_Precision_Vector; I_Work : out Integer_Vector; Info : access Integer); procedure ssteqr (Comp_Z : access constant Character; N : Natural; D : in out Real_Vector; E : in out Real_Vector; Z : in out Real_Matrix; Ld_Z : Positive; Work : out Real_Vector; Info : access Integer); procedure dsteqr (Comp_Z : access constant Character; N : Natural; D : in out Double_Precision_Vector; E : in out Double_Precision_Vector; Z : in out Double_Precision_Matrix; Ld_Z : Positive; Work : out Double_Precision_Vector; Info : access Integer); procedure csteqr (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); procedure zsteqr (Comp_Z : access constant Character; N : Natural; D : in out Double_Precision_Vector; E : in out Double_Precision_Vector; Z : in out Double_Complex_Matrix; Ld_Z : Positive; Work : out Double_Precision_Vector; Info : access Integer); private pragma Import (Fortran, csteqr, "csteqr_"); pragma Import (Fortran, cgetrf, "cgetrf_"); pragma Import (Fortran, cgetri, "cgetri_"); pragma Import (Fortran, cgetrs, "cgetrs_"); pragma Import (Fortran, cheevr, "cheevr_"); pragma Import (Fortran, chetrd, "chetrd_"); pragma Import (Fortran, dgetrf, "dgetrf_"); pragma Import (Fortran, dgetri, "dgetri_"); pragma Import (Fortran, dgetrs, "dgetrs_"); pragma Import (Fortran, dsytrd, "dsytrd_"); pragma Import (Fortran, dstebz, "dstebz_"); pragma Import (Fortran, dsterf, "dsterf_"); pragma Import (Fortran, dorgtr, "dorgtr_"); pragma Import (Fortran, dsteqr, "dsteqr_"); pragma Import (Fortran, sgetrf, "sgetrf_"); pragma Import (Fortran, sgetri, "sgetri_"); pragma Import (Fortran, sgetrs, "sgetrs_"); pragma Import (Fortran, sorgtr, "sorgtr_"); pragma Import (Fortran, sstebz, "sstebz_"); pragma Import (Fortran, ssterf, "ssterf_"); pragma Import (Fortran, ssteqr, "ssteqr_"); pragma Import (Fortran, ssytrd, "ssytrd_"); pragma Import (Fortran, zgetrf, "zgetrf_"); pragma Import (Fortran, zgetri, "zgetri_"); pragma Import (Fortran, zgetrs, "zgetrs_"); pragma Import (Fortran, zheevr, "zheevr_"); pragma Import (Fortran, zhetrd, "zhetrd_"); pragma Import (Fortran, zsteqr, "zsteqr_"); end Interfaces.Fortran.LAPACK;
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