r179912 - in /trunk/gcc/ada: ChangeLog a-ngcoar...

[charlet@gcc.gnu.org]

Author: charlet
Date: Thu Oct 13 10:56:08 2011
New Revision: 179912

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=179912
Log:
2011-10-13  Geert Bosch  <bosch@adacore.com>

	* a-ngrear.adb (Solve): Make generic and move to
	System.Generic_Array_Operations.
	* s-gearop.ads (Matrix_Vector_Solution, Matrix_Matrix_Solution):
	New generic solvers to	compute a vector resp. matrix Y such
	that A * Y = X, approximately.
	* s-gearop.adb (Matrix_Vector_Solution, Matrix_Matrix_Solution):
	Implement using Forward_Eliminate and Back_Substitute
	* a-ngcoar.adb: Reimplement in pure Ada to remove dependencies
	on BLAS and LAPACK.
	* a-ngcoar.ads ("abs"): Fix return type to be real.


Modified:
    trunk/gcc/ada/ChangeLog
    trunk/gcc/ada/a-ngcoar.adb
    trunk/gcc/ada/a-ngcoar.ads
    trunk/gcc/ada/a-ngrear.adb
    trunk/gcc/ada/s-gearop.adb
    trunk/gcc/ada/s-gearop.ads