diff --git a/linsolve/Makefile b/linsolve/Makefile index fa64b1b7e..40ad1e5bf 100644 --- a/linsolve/Makefile +++ b/linsolve/Makefile @@ -9,6 +9,8 @@ MODDIR=../modules MODOBJS= psb_base_linsolve_conv_mod.o \ psb_s_linsolve_conv_mod.o psb_c_linsolve_conv_mod.o \ psb_d_linsolve_conv_mod.o psb_z_linsolve_conv_mod.o \ + psb_s_linsolve_mod.o psb_c_linsolve_mod.o \ + psb_d_linsolve_mod.o psb_z_linsolve_mod.o \ psb_linsolve_mod.o OBJS=$(MODOBJS) @@ -37,6 +39,9 @@ impld: $(OBJS) psb_s_linsolve_conv_mod.o psb_c_linsolve_conv_mod.o psb_d_linsolve_conv_mod.o psb_z_linsolve_conv_mod.o: psb_base_linsolve_conv_mod.o psb_linsolve_conv_mod.o: psb_s_linsolve_conv_mod.o psb_c_linsolve_conv_mod.o psb_d_linsolve_conv_mod.o psb_z_linsolve_conv_mod.o +psb_linsolve_mod.o: psb_s_linsolve_mod.o psb_c_linsolve_mod.o psb_d_linsolve_mod.o psb_z_linsolve_mod.o + + $(F90OBJS): $(MODOBJS) $(OBJS): $(MODDIR)/$(PRECMODNAME)$(.mod) $(MODDIR)/$(BASEMODNAME)$(.mod) diff --git a/linsolve/psb_c_linsolve_mod.f90 b/linsolve/psb_c_linsolve_mod.f90 new file mode 100644 index 000000000..b6749530d --- /dev/null +++ b/linsolve/psb_c_linsolve_mod.f90 @@ -0,0 +1,81 @@ +! +! Parallel Sparse BLAS version 3.5 +! (C) Copyright 2006-2018 +! Salvatore Filippone +! Alfredo Buttari +! +! Redistribution and use in source and binary forms, with or without +! modification, are permitted provided that the following conditions +! are met: +! 1. Redistributions of source code must retain the above copyright +! notice, this list of conditions and the following disclaimer. +! 2. Redistributions in binary form must reproduce the above copyright +! notice, this list of conditions, and the following disclaimer in the +! documentation and/or other materials provided with the distribution. +! 3. The name of the PSBLAS group or the names of its contributors may +! not be used to endorse or promote products derived from this +! software without specific prior written permission. +! +! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR +! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS +! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +! POSSIBILITY OF SUCH DAMAGE. +! +! +! +! File: psb_linsolve_mod.f90 +! Interfaces for linear solvers. +! +Module psb_c_linsolve_mod + + use psb_const_mod + public + + interface psb_krylov + Subroutine psb_ckrylov_vect(method,a,prec,b,x,eps,desc_a,info,& + & itmax,iter,err,itrace,irst,istop,cond,s1,s2) + use psb_base_mod, only : psb_ipk_, psb_desc_type, psb_cspmat_type, & + & psb_spk_, psb_c_vect_type + use psb_prec_mod, only : psb_cprec_type + character(len=*) :: method + Type(psb_cspmat_type), Intent(in) :: a + Type(psb_desc_type), Intent(in) :: desc_a + class(psb_cprec_type), intent(inout) :: prec + type(psb_c_vect_type), Intent(inout) :: b + type(psb_c_vect_type), Intent(inout) :: x + Real(psb_spk_), Intent(in) :: eps + integer(psb_ipk_), intent(out) :: info + integer(psb_ipk_), Optional, Intent(in) :: itmax, itrace, irst,istop + integer(psb_ipk_), Optional, Intent(out) :: iter + Real(psb_spk_), Optional, Intent(out) :: err,cond + type(psb_c_vect_type), optional :: s1,s2 + end Subroutine psb_ckrylov_vect + end interface + + interface psb_richardson + Subroutine psb_crichardson_vect(a,prec,b,x,eps,desc_a,info,& + & itmax,iter,err,itrace,istop) + use psb_base_mod, only : psb_ipk_, psb_desc_type, psb_cspmat_type, & + & psb_spk_, psb_c_vect_type + use psb_prec_mod, only : psb_cprec_type + Type(psb_cspmat_type), Intent(in) :: a + Type(psb_desc_type), Intent(in) :: desc_a + class(psb_cprec_type), intent(inout) :: prec + type(psb_c_vect_type), Intent(inout) :: b + type(psb_c_vect_type), Intent(inout) :: x + Real(psb_spk_), Intent(in) :: eps + integer(psb_ipk_), intent(out) :: info + integer(psb_ipk_), Optional, Intent(in) :: itmax, itrace, istop + integer(psb_ipk_), Optional, Intent(out) :: iter + Real(psb_spk_), Optional, Intent(out) :: err + end Subroutine psb_crichardson_vect + end interface + +end module psb_c_linsolve_mod diff --git a/linsolve/psb_d_linsolve_mod.f90 b/linsolve/psb_d_linsolve_mod.f90 new file mode 100644 index 000000000..1f9dac80d --- /dev/null +++ b/linsolve/psb_d_linsolve_mod.f90 @@ -0,0 +1,81 @@ +! +! Parallel Sparse BLAS version 3.5 +! (C) Copyright 2006-2018 +! Salvatore Filippone +! Alfredo Buttari +! +! Redistribution and use in source and binary forms, with or without +! modification, are permitted provided that the following conditions +! are met: +! 1. Redistributions of source code must retain the above copyright +! notice, this list of conditions and the following disclaimer. +! 2. Redistributions in binary form must reproduce the above copyright +! notice, this list of conditions, and the following disclaimer in the +! documentation and/or other materials provided with the distribution. +! 3. The name of the PSBLAS group or the names of its contributors may +! not be used to endorse or promote products derived from this +! software without specific prior written permission. +! +! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR +! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS +! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +! POSSIBILITY OF SUCH DAMAGE. +! +! +! +! File: psb_linsolve_mod.f90 +! Interfaces for linear solvers. +! +Module psb_d_linsolve_mod + + use psb_const_mod + public + + interface psb_krylov + Subroutine psb_dkrylov_vect(method,a,prec,b,x,eps,desc_a,info,& + & itmax,iter,err,itrace,irst,istop,cond,s1,s2) + use psb_base_mod, only : psb_ipk_, psb_desc_type, psb_dspmat_type, & + & psb_dpk_, psb_d_vect_type + use psb_prec_mod, only : psb_dprec_type + character(len=*) :: method + Type(psb_dspmat_type), Intent(in) :: a + Type(psb_desc_type), Intent(in) :: desc_a + class(psb_dprec_type), intent(inout) :: prec + type(psb_d_vect_type), Intent(inout) :: b + type(psb_d_vect_type), Intent(inout) :: x + Real(psb_dpk_), Intent(in) :: eps + integer(psb_ipk_), intent(out) :: info + integer(psb_ipk_), Optional, Intent(in) :: itmax, itrace, irst,istop + integer(psb_ipk_), Optional, Intent(out) :: iter + Real(psb_dpk_), Optional, Intent(out) :: err,cond + type(psb_d_vect_type), optional :: s1,s2 + end Subroutine psb_dkrylov_vect + end interface + + interface psb_richardson + Subroutine psb_drichardson_vect(a,prec,b,x,eps,desc_a,info,& + & itmax,iter,err,itrace,istop) + use psb_base_mod, only : psb_ipk_, psb_desc_type, psb_dspmat_type, & + & psb_dpk_, psb_d_vect_type + use psb_prec_mod, only : psb_dprec_type + Type(psb_dspmat_type), Intent(in) :: a + Type(psb_desc_type), Intent(in) :: desc_a + class(psb_dprec_type), intent(inout) :: prec + type(psb_d_vect_type), Intent(inout) :: b + type(psb_d_vect_type), Intent(inout) :: x + Real(psb_dpk_), Intent(in) :: eps + integer(psb_ipk_), intent(out) :: info + integer(psb_ipk_), Optional, Intent(in) :: itmax, itrace, istop + integer(psb_ipk_), Optional, Intent(out) :: iter + Real(psb_dpk_), Optional, Intent(out) :: err + end Subroutine psb_drichardson_vect + end interface + +end module psb_d_linsolve_mod diff --git a/linsolve/psb_linsolve_mod.f90 b/linsolve/psb_linsolve_mod.f90 index 1cd324622..7d72a9342 100644 --- a/linsolve/psb_linsolve_mod.f90 +++ b/linsolve/psb_linsolve_mod.f90 @@ -36,179 +36,9 @@ Module psb_linsolve_mod use psb_const_mod - public - - interface psb_krylov - - Subroutine psb_skrylov_vect(method,a,prec,b,x,eps,desc_a,info,& - & itmax,iter,err,itrace,irst,istop,cond) - - use psb_base_mod, only : psb_ipk_, psb_desc_type, psb_sspmat_type, & - & psb_spk_, psb_s_vect_type - use psb_prec_mod, only : psb_sprec_type - - character(len=*) :: method - Type(psb_sspmat_type), Intent(in) :: a - Type(psb_desc_type), Intent(in) :: desc_a - class(psb_sprec_type), intent(inout) :: prec - type(psb_s_vect_type), Intent(inout) :: b - type(psb_s_vect_type), Intent(inout) :: x - Real(psb_spk_), Intent(in) :: eps - integer(psb_ipk_), intent(out) :: info - integer(psb_ipk_), Optional, Intent(in) :: itmax, itrace, irst,istop - integer(psb_ipk_), Optional, Intent(out) :: iter - Real(psb_spk_), Optional, Intent(out) :: err,cond - - end Subroutine psb_skrylov_vect - - Subroutine psb_ckrylov_vect(method,a,prec,b,x,eps,desc_a,info,& - & itmax,iter,err,itrace,irst,istop,cond) - - use psb_base_mod, only : psb_ipk_, psb_desc_type, psb_cspmat_type, & - & psb_spk_, psb_c_vect_type - use psb_prec_mod, only : psb_cprec_type - - character(len=*) :: method - Type(psb_cspmat_type), Intent(in) :: a - Type(psb_desc_type), Intent(in) :: desc_a - class(psb_cprec_type), intent(inout) :: prec - type(psb_c_vect_type), Intent(inout) :: b - type(psb_c_vect_type), Intent(inout) :: x - Real(psb_spk_), Intent(in) :: eps - integer(psb_ipk_), intent(out) :: info - integer(psb_ipk_), Optional, Intent(in) :: itmax, itrace, irst,istop - integer(psb_ipk_), Optional, Intent(out) :: iter - Real(psb_spk_), Optional, Intent(out) :: err,cond - - end Subroutine psb_ckrylov_vect - - Subroutine psb_dkrylov_vect(method,a,prec,b,x,eps,desc_a,info,& - & itmax,iter,err,itrace,irst,istop,cond) - - use psb_base_mod, only : psb_ipk_, psb_desc_type, psb_dspmat_type, & - & psb_dpk_, psb_d_vect_type - use psb_prec_mod, only : psb_dprec_type - - character(len=*) :: method - Type(psb_dspmat_type), Intent(in) :: a - Type(psb_desc_type), Intent(in) :: desc_a - class(psb_dprec_type), intent(inout) :: prec - type(psb_d_vect_type), Intent(inout) :: b - type(psb_d_vect_type), Intent(inout) :: x - Real(psb_dpk_), Intent(in) :: eps - integer(psb_ipk_), intent(out) :: info - integer(psb_ipk_), Optional, Intent(in) :: itmax, itrace, irst,istop - integer(psb_ipk_), Optional, Intent(out) :: iter - Real(psb_dpk_), Optional, Intent(out) :: err,cond - - end Subroutine psb_dkrylov_vect - - Subroutine psb_zkrylov_vect(method,a,prec,b,x,eps,desc_a,info,& - & itmax,iter,err,itrace,irst,istop,cond) - - use psb_base_mod, only : psb_ipk_, psb_desc_type, psb_zspmat_type, & - & psb_dpk_, psb_z_vect_type - use psb_prec_mod, only : psb_zprec_type - - character(len=*) :: method - Type(psb_zspmat_type), Intent(in) :: a - Type(psb_desc_type), Intent(in) :: desc_a - class(psb_zprec_type), intent(inout) :: prec - type(psb_z_vect_type), Intent(inout) :: b - type(psb_z_vect_type), Intent(inout) :: x - Real(psb_dpk_), Intent(in) :: eps - integer(psb_ipk_), intent(out) :: info - integer(psb_ipk_), Optional, Intent(in) :: itmax, itrace, irst,istop - integer(psb_ipk_), Optional, Intent(out) :: iter - Real(psb_dpk_), Optional, Intent(out) :: err,cond - - end Subroutine psb_zkrylov_vect - - end interface - - - interface psb_richardson - - Subroutine psb_srichardson_vect(a,prec,b,x,eps,desc_a,info,& - & itmax,iter,err,itrace,istop) - - use psb_base_mod, only : psb_ipk_, psb_desc_type, psb_sspmat_type, & - & psb_spk_, psb_s_vect_type - use psb_prec_mod, only : psb_sprec_type - - Type(psb_sspmat_type), Intent(in) :: a - Type(psb_desc_type), Intent(in) :: desc_a - class(psb_sprec_type), intent(inout) :: prec - type(psb_s_vect_type), Intent(inout) :: b - type(psb_s_vect_type), Intent(inout) :: x - Real(psb_spk_), Intent(in) :: eps - integer(psb_ipk_), intent(out) :: info - integer(psb_ipk_), Optional, Intent(in) :: itmax, itrace, istop - integer(psb_ipk_), Optional, Intent(out) :: iter - Real(psb_spk_), Optional, Intent(out) :: err - - end Subroutine psb_srichardson_vect - - Subroutine psb_crichardson_vect(a,prec,b,x,eps,desc_a,info,& - & itmax,iter,err,itrace,istop) - - use psb_base_mod, only : psb_ipk_, psb_desc_type, psb_cspmat_type, & - & psb_spk_, psb_c_vect_type - use psb_prec_mod, only : psb_cprec_type - - Type(psb_cspmat_type), Intent(in) :: a - Type(psb_desc_type), Intent(in) :: desc_a - class(psb_cprec_type), intent(inout) :: prec - type(psb_c_vect_type), Intent(inout) :: b - type(psb_c_vect_type), Intent(inout) :: x - Real(psb_spk_), Intent(in) :: eps - integer(psb_ipk_), intent(out) :: info - integer(psb_ipk_), Optional, Intent(in) :: itmax, itrace, istop - integer(psb_ipk_), Optional, Intent(out) :: iter - Real(psb_spk_), Optional, Intent(out) :: err - - end Subroutine psb_crichardson_vect - - Subroutine psb_drichardson_vect(a,prec,b,x,eps,desc_a,info,& - & itmax,iter,err,itrace,istop) - - use psb_base_mod, only : psb_ipk_, psb_desc_type, psb_dspmat_type, & - & psb_dpk_, psb_d_vect_type - use psb_prec_mod, only : psb_dprec_type - - Type(psb_dspmat_type), Intent(in) :: a - Type(psb_desc_type), Intent(in) :: desc_a - class(psb_dprec_type), intent(inout) :: prec - type(psb_d_vect_type), Intent(inout) :: b - type(psb_d_vect_type), Intent(inout) :: x - Real(psb_dpk_), Intent(in) :: eps - integer(psb_ipk_), intent(out) :: info - integer(psb_ipk_), Optional, Intent(in) :: itmax, itrace, istop - integer(psb_ipk_), Optional, Intent(out) :: iter - Real(psb_dpk_), Optional, Intent(out) :: err - - end Subroutine psb_drichardson_vect - - Subroutine psb_zrichardson_vect(a,prec,b,x,eps,desc_a,info,& - & itmax,iter,err,itrace,istop) - - use psb_base_mod, only : psb_ipk_, psb_desc_type, psb_zspmat_type, & - & psb_dpk_, psb_z_vect_type - use psb_prec_mod, only : psb_zprec_type - - Type(psb_zspmat_type), Intent(in) :: a - Type(psb_desc_type), Intent(in) :: desc_a - class(psb_zprec_type), intent(inout) :: prec - type(psb_z_vect_type), Intent(inout) :: b - type(psb_z_vect_type), Intent(inout) :: x - Real(psb_dpk_), Intent(in) :: eps - integer(psb_ipk_), intent(out) :: info - integer(psb_ipk_), Optional, Intent(in) :: itmax, itrace, istop - integer(psb_ipk_), Optional, Intent(out) :: iter - Real(psb_dpk_), Optional, Intent(out) :: err - - end Subroutine psb_zrichardson_vect - - end interface + use psb_s_linsolve_mod + use psb_d_linsolve_mod + use psb_c_linsolve_mod + use psb_z_linsolve_mod end module psb_linsolve_mod diff --git a/linsolve/psb_s_linsolve_mod.f90 b/linsolve/psb_s_linsolve_mod.f90 new file mode 100644 index 000000000..84a9c5101 --- /dev/null +++ b/linsolve/psb_s_linsolve_mod.f90 @@ -0,0 +1,81 @@ +! +! Parallel Sparse BLAS version 3.5 +! (C) Copyright 2006-2018 +! Salvatore Filippone +! Alfredo Buttari +! +! Redistribution and use in source and binary forms, with or without +! modification, are permitted provided that the following conditions +! are met: +! 1. Redistributions of source code must retain the above copyright +! notice, this list of conditions and the following disclaimer. +! 2. Redistributions in binary form must reproduce the above copyright +! notice, this list of conditions, and the following disclaimer in the +! documentation and/or other materials provided with the distribution. +! 3. The name of the PSBLAS group or the names of its contributors may +! not be used to endorse or promote products derived from this +! software without specific prior written permission. +! +! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR +! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS +! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +! POSSIBILITY OF SUCH DAMAGE. +! +! +! +! File: psb_linsolve_mod.f90 +! Interfaces for linear solvers. +! +Module psb_s_linsolve_mod + + use psb_const_mod + public + + interface psb_krylov + Subroutine psb_skrylov_vect(method,a,prec,b,x,eps,desc_a,info,& + & itmax,iter,err,itrace,irst,istop,cond,s1,s2) + use psb_base_mod, only : psb_ipk_, psb_desc_type, psb_sspmat_type, & + & psb_spk_, psb_s_vect_type + use psb_prec_mod, only : psb_sprec_type + character(len=*) :: method + Type(psb_sspmat_type), Intent(in) :: a + Type(psb_desc_type), Intent(in) :: desc_a + class(psb_sprec_type), intent(inout) :: prec + type(psb_s_vect_type), Intent(inout) :: b + type(psb_s_vect_type), Intent(inout) :: x + Real(psb_spk_), Intent(in) :: eps + integer(psb_ipk_), intent(out) :: info + integer(psb_ipk_), Optional, Intent(in) :: itmax, itrace, irst,istop + integer(psb_ipk_), Optional, Intent(out) :: iter + Real(psb_spk_), Optional, Intent(out) :: err,cond + type(psb_s_vect_type), optional :: s1,s2 + end Subroutine psb_skrylov_vect + end interface + + interface psb_richardson + Subroutine psb_srichardson_vect(a,prec,b,x,eps,desc_a,info,& + & itmax,iter,err,itrace,istop) + use psb_base_mod, only : psb_ipk_, psb_desc_type, psb_sspmat_type, & + & psb_spk_, psb_s_vect_type + use psb_prec_mod, only : psb_sprec_type + Type(psb_sspmat_type), Intent(in) :: a + Type(psb_desc_type), Intent(in) :: desc_a + class(psb_sprec_type), intent(inout) :: prec + type(psb_s_vect_type), Intent(inout) :: b + type(psb_s_vect_type), Intent(inout) :: x + Real(psb_spk_), Intent(in) :: eps + integer(psb_ipk_), intent(out) :: info + integer(psb_ipk_), Optional, Intent(in) :: itmax, itrace, istop + integer(psb_ipk_), Optional, Intent(out) :: iter + Real(psb_spk_), Optional, Intent(out) :: err + end Subroutine psb_srichardson_vect + end interface + +end module psb_s_linsolve_mod diff --git a/linsolve/psb_z_linsolve_mod.f90 b/linsolve/psb_z_linsolve_mod.f90 new file mode 100644 index 000000000..d1e384b5d --- /dev/null +++ b/linsolve/psb_z_linsolve_mod.f90 @@ -0,0 +1,81 @@ +! +! Parallel Sparse BLAS version 3.5 +! (C) Copyright 2006-2018 +! Salvatore Filippone +! Alfredo Buttari +! +! Redistribution and use in source and binary forms, with or without +! modification, are permitted provided that the following conditions +! are met: +! 1. Redistributions of source code must retain the above copyright +! notice, this list of conditions and the following disclaimer. +! 2. Redistributions in binary form must reproduce the above copyright +! notice, this list of conditions, and the following disclaimer in the +! documentation and/or other materials provided with the distribution. +! 3. The name of the PSBLAS group or the names of its contributors may +! not be used to endorse or promote products derived from this +! software without specific prior written permission. +! +! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +! ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED +! TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR +! PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PSBLAS GROUP OR ITS CONTRIBUTORS +! BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +! POSSIBILITY OF SUCH DAMAGE. +! +! +! +! File: psb_linsolve_mod.f90 +! Interfaces for linear solvers. +! +Module psb_z_linsolve_mod + + use psb_const_mod + public + + interface psb_krylov + Subroutine psb_zkrylov_vect(method,a,prec,b,x,eps,desc_a,info,& + & itmax,iter,err,itrace,irst,istop,cond,s1,s2) + use psb_base_mod, only : psb_ipk_, psb_desc_type, psb_zspmat_type, & + & psb_dpk_, psb_z_vect_type + use psb_prec_mod, only : psb_zprec_type + character(len=*) :: method + Type(psb_zspmat_type), Intent(in) :: a + Type(psb_desc_type), Intent(in) :: desc_a + class(psb_zprec_type), intent(inout) :: prec + type(psb_z_vect_type), Intent(inout) :: b + type(psb_z_vect_type), Intent(inout) :: x + Real(psb_dpk_), Intent(in) :: eps + integer(psb_ipk_), intent(out) :: info + integer(psb_ipk_), Optional, Intent(in) :: itmax, itrace, irst,istop + integer(psb_ipk_), Optional, Intent(out) :: iter + Real(psb_dpk_), Optional, Intent(out) :: err,cond + type(psb_z_vect_type), optional :: s1,s2 + end Subroutine psb_zkrylov_vect + end interface + + interface psb_richardson + Subroutine psb_zrichardson_vect(a,prec,b,x,eps,desc_a,info,& + & itmax,iter,err,itrace,istop) + use psb_base_mod, only : psb_ipk_, psb_desc_type, psb_zspmat_type, & + & psb_dpk_, psb_z_vect_type + use psb_prec_mod, only : psb_zprec_type + Type(psb_zspmat_type), Intent(in) :: a + Type(psb_desc_type), Intent(in) :: desc_a + class(psb_zprec_type), intent(inout) :: prec + type(psb_z_vect_type), Intent(inout) :: b + type(psb_z_vect_type), Intent(inout) :: x + Real(psb_dpk_), Intent(in) :: eps + integer(psb_ipk_), intent(out) :: info + integer(psb_ipk_), Optional, Intent(in) :: itmax, itrace, istop + integer(psb_ipk_), Optional, Intent(out) :: iter + Real(psb_dpk_), Optional, Intent(out) :: err + end Subroutine psb_zrichardson_vect + end interface + +end module psb_z_linsolve_mod