diff options
Diffstat (limited to 'gcc/ada/s-gerebl.ads')
| -rw-r--r-- | gcc/ada/s-gerebl.ads | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/gcc/ada/s-gerebl.ads b/gcc/ada/s-gerebl.ads new file mode 100644 index 000000000..dacbf7bdb --- /dev/null +++ b/gcc/ada/s-gerebl.ads @@ -0,0 +1,96 @@ +------------------------------------------------------------------------------ +-- -- +-- 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; |