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psblas3/src/modules/psb_methd_mod.f90

124 lines
4.5 KiB
Fortran

Module psb_methd_mod
interface psb_cg
subroutine psb_dcg(a,prec,b,x,eps,&
& desc_a,info,itmax,iter,err,itrace,istop)
use psb_serial_mod
use psb_descriptor_type
use psb_prec_type
type(psb_dspmat_type), intent(in) :: a
type(psb_desc_type), intent(in) :: desc_a
real(kind(1.d0)), intent(in) :: b(:)
real(kind(1.d0)), intent(inout) :: x(:)
real(kind(1.d0)), intent(in) :: eps
type(psb_dprec_type), intent(in) :: prec
integer, intent(out) :: info
integer, optional, intent(in) :: itmax, itrace,istop
integer, optional, intent(out) :: iter
real(kind(1.d0)), optional, intent(out) :: err
end subroutine psb_dcg
end interface
interface psb_bicg
subroutine psb_dbicg(a,prec,b,x,eps,&
& desc_a,info,itmax,iter,err,itrace,istop)
use psb_serial_mod
use psb_descriptor_type
use psb_prec_type
type(psb_dspmat_type), intent(in) :: a
type(psb_desc_type), intent(in) :: desc_a
real(kind(1.d0)), intent(in) :: b(:)
real(kind(1.d0)), intent(inout) :: x(:)
real(kind(1.d0)), intent(in) :: eps
type(psb_dprec_type), intent(in) :: prec
integer, intent(out) :: info
integer, optional, intent(in) :: itmax, itrace,istop
integer, optional, intent(out) :: iter
real(kind(1.d0)), optional, intent(out) :: err
end subroutine psb_dbicg
end interface
interface psb_bicgstab
subroutine psb_dcgstab(a,prec,b,x,eps,&
& desc_a,info,itmax,iter,err,itrace,istop)
use psb_serial_mod
use psb_descriptor_type
use psb_prec_type
type(psb_dspmat_type), intent(in) :: a
type(psb_desc_type), intent(in) :: desc_a
real(kind(1.d0)), intent(in) :: b(:)
real(kind(1.d0)), intent(inout) :: x(:)
real(kind(1.d0)), intent(in) :: eps
type(psb_dprec_type), intent(in) :: prec
integer, intent(out) :: info
integer, optional, intent(in) :: itmax, itrace,istop
integer, optional, intent(out) :: iter
real(kind(1.d0)), optional, intent(out) :: err
end subroutine psb_dcgstab
end interface
interface psb_bicgstabl
Subroutine psb_dcgstabl(a,prec,b,x,eps,desc_a,info,&
&itmax,iter,err, itrace,irst,istop)
use psb_serial_mod
use psb_descriptor_type
Use psb_prec_type
!!$ parameters
Type(psb_dspmat_type), Intent(in) :: a
Type(psb_desc_type), Intent(in) :: desc_a
type(psb_dprec_type), intent(in) :: prec
Real(Kind(1.d0)), Intent(in) :: b(:)
Real(Kind(1.d0)), Intent(inout) :: x(:)
Real(Kind(1.d0)), Intent(in) :: eps
integer, intent(out) :: info
Integer, Optional, Intent(in) :: itmax, itrace, irst,istop
Integer, Optional, Intent(out) :: iter
Real(Kind(1.d0)), Optional, Intent(out) :: err
end subroutine psb_dcgstabl
end interface
interface psb_rgmres
Subroutine psb_dgmresr(a,prec,b,x,eps,desc_a,info,&
&itmax,iter,err,itrace,irst,istop)
use psb_serial_mod
use psb_descriptor_type
Use psb_prec_type
!!$ parameters
Type(psb_dspmat_type), Intent(in) :: a
Type(psb_desc_type), Intent(in) :: desc_a
type(psb_dprec_type), intent(in) :: prec
Real(Kind(1.d0)), Intent(in) :: b(:)
Real(Kind(1.d0)), Intent(inout) :: x(:)
Real(Kind(1.d0)), Intent(in) :: eps
integer, intent(out) :: info
Integer, Optional, Intent(in) :: itmax, itrace, irst,istop
Integer, Optional, Intent(out) :: iter
Real(Kind(1.d0)), Optional, Intent(out) :: err
end subroutine psb_dgmresr
end interface
interface psb_cgs
subroutine psb_dcgs(a,prec,b,x,eps,desc_a,info,&
&itmax,iter,err,itrace,istop)
use psb_serial_mod
use psb_descriptor_type
use psb_prec_type
!!$ parameters
type(psb_dspmat_type), intent(in) :: a
type(psb_desc_type), intent(in) :: desc_a
type(psb_dprec_type), intent(in) :: prec
real(kind(1.d0)), intent(in) :: b(:)
real(kind(1.d0)), intent(inout) :: x(:)
real(kind(1.d0)), intent(in) :: eps
integer, intent(out) :: info
integer, optional, intent(in) :: itmax, itrace,istop
integer, optional, intent(out) :: iter
real(kind(1.d0)), optional, intent(out) :: err
end subroutine psb_dcgs
end interface
end module psb_methd_mod