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added factorization options

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This commit is contained in:
Cirdans-Home
2020-11-26 18:09:59 +01:00
parent a5fc17719a
commit d4f5fc395d
4 changed files with 102 additions and 12 deletions
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tests/pdegen/amg_d_pde3d.f90
+46 -5
View File
@@ -74,6 +74,8 @@ program amg_d_pde3d
use amg_d_pde3d_exp_mod
use amg_d_pde3d_gauss_mod
use amg_d_genpde_mod
use amg_ainv_mod
use amg_d_ilu_solver
implicit none
! input parameters
@@ -113,6 +115,9 @@ program amg_d_pde3d
type(solverdata) :: s_choice
! preconditioner data
type(amg_d_invt_solver_type) :: invtsv
type(amg_d_invk_solver_type) :: invksv
type(amg_d_ainv_solver_type) :: ainvsv
type precdata
! preconditioner type
@@ -144,7 +149,9 @@ program amg_d_pde3d
character(len=16) :: prol ! prolongation over application of AS
character(len=16) :: solve ! local subsolver type: ILU, MILU, ILUT,
! UMF, MUMPS, SLU, FWGS, BWGS, JAC
character(len=16) :: variant ! AINV variant: LLK, etc
integer(psb_ipk_) :: fill ! fill-in for incomplete LU factorization
integer(psb_ipk_) :: invfill ! Inverse fill-in for INVK
real(psb_dpk_) :: thr ! threshold for ILUT factorization
! AMG post-smoother; ignored by 1-lev preconditioner
@@ -155,8 +162,10 @@ program amg_d_pde3d
character(len=16) :: prol2 ! prolongation over application of AS
character(len=16) :: solve2 ! local subsolver type: ILU, MILU, ILUT,
! UMF, MUMPS, SLU, FWGS, BWGS, JAC
character(len=16) :: variant2 ! AINV variant: LLK, etc
integer(psb_ipk_) :: fill2 ! fill-in for incomplete LU factorization
real(psb_dpk_) :: thr2 ! threshold for ILUT factorization
integer(psb_ipk_) :: invfill2 ! Inverse fill-in for INVK
real(psb_dpk_) :: thr2 ! threshold for ILUT factorization
! coarsest-level solver
character(len=16) :: cmat ! coarsest matrix layout: REPL, DIST
@@ -298,14 +307,26 @@ program amg_d_pde3d
call prec%set('smoother_sweeps', p_choice%jsweeps, info)
select case (psb_toupper(p_choice%smther))
case ('GS','BWGS','FBGS','JACOBI','L1-JACOBI')
case ('GS','BWGS','FBGS','JACOBI','L1-JACOBI','L1-FBGS')
! do nothing
case default
call prec%set('sub_ovr', p_choice%novr, info)
call prec%set('sub_restr', p_choice%restr, info)
call prec%set('sub_prol', p_choice%prol, info)
call prec%set('sub_solve', p_choice%solve, info)
select case(trim(psb_toupper(p_choice%solve)))
case('INVK')
call prec%set(invksv, info)
case('INVT')
call prec%set(invtsv, info)
case('AINV')
call prec%set(ainvsv, info)
call prec%set('ainv_alg', p_choice%variant, info)
case default
call prec%set('sub_solve', p_choice%solve, info)
end select
call prec%set('sub_fillin', p_choice%fill, info)
call prec%set('inv_fillin', p_choice%invfill, info)
call prec%set('sub_iluthrs', p_choice%thr, info)
end select
@@ -313,14 +334,26 @@ program amg_d_pde3d
call prec%set('smoother_type', p_choice%smther2, info,pos='post')
call prec%set('smoother_sweeps', p_choice%jsweeps2, info,pos='post')
select case (psb_toupper(p_choice%smther2))
case ('GS','BWGS','FBGS','JACOBI','L1-JACOBI')
case ('GS','BWGS','FBGS','JACOBI','L1-JACOBI','L1-FBGS')
! do nothing
case default
call prec%set('sub_ovr', p_choice%novr2, info,pos='post')
call prec%set('sub_restr', p_choice%restr2, info,pos='post')
call prec%set('sub_prol', p_choice%prol2, info,pos='post')
call prec%set('sub_solve', p_choice%solve2, info,pos='post')
select case(trim(psb_toupper(p_choice%solve2)))
case('INVK')
call prec%set(invksv, info, pos='post')
case('INVT')
call prec%set(invtsv, info, pos='post')
case('AINV')
call prec%set(ainvsv, info, pos='post')
call prec%set('ainv_alg', p_choice%variant2, info, pos='post')
case default
call prec%set('sub_solve', p_choice%solve2, info, pos='post')
end select
call prec%set('sub_fillin', p_choice%fill2, info,pos='post')
call prec%set('inv_fillin', p_choice%invfill2, info,pos='post')
call prec%set('sub_iluthrs', p_choice%thr2, info,pos='post')
end select
end if
@@ -508,7 +541,9 @@ contains
call read_data(prec%restr,inp_unit) ! restriction over application of AS
call read_data(prec%prol,inp_unit) ! prolongation over application of AS
call read_data(prec%solve,inp_unit) ! local subsolver
call read_data(prec%variant,inp_unit) ! AINV variant
call read_data(prec%fill,inp_unit) ! fill-in for incomplete LU
call read_data(prec%invfill,inp_unit) !Inverse fill-in for INVK
call read_data(prec%thr,inp_unit) ! threshold for ILUT
! Second smoother/ AMG post-smoother (if NONE ignored in main)
call read_data(prec%smther2,inp_unit) ! smoother type
@@ -517,7 +552,9 @@ contains
call read_data(prec%restr2,inp_unit) ! restriction over application of AS
call read_data(prec%prol2,inp_unit) ! prolongation over application of AS
call read_data(prec%solve2,inp_unit) ! local subsolver
call read_data(prec%variant2,inp_unit) ! AINV variant
call read_data(prec%fill2,inp_unit) ! fill-in for incomplete LU
call read_data(prec%invfill2,inp_unit) !Inverse fill-in for INVK
call read_data(prec%thr2,inp_unit) ! threshold for ILUT
! general AMG data
call read_data(prec%mlcycle,inp_unit) ! AMG cycle type
@@ -571,7 +608,9 @@ contains
call psb_bcast(ctxt,prec%restr)
call psb_bcast(ctxt,prec%prol)
call psb_bcast(ctxt,prec%solve)
call psb_bcast(ctxt,prec%variant)
call psb_bcast(ctxt,prec%fill)
call psb_bcast(ctxt,prec%invfill)
call psb_bcast(ctxt,prec%thr)
! broadcast second (post-)smoother
call psb_bcast(ctxt,prec%smther2)
@@ -580,7 +619,9 @@ contains
call psb_bcast(ctxt,prec%restr2)
call psb_bcast(ctxt,prec%prol2)
call psb_bcast(ctxt,prec%solve2)
call psb_bcast(ctxt,prec%variant2)
call psb_bcast(ctxt,prec%fill2)
call psb_bcast(ctxt,prec%invfill2)
call psb_bcast(ctxt,prec%thr2)
! broadcast AMG parameters
tests/pdegen/amg_s_pde3d.f90
+46 -5
View File
@@ -74,6 +74,8 @@ program amg_s_pde3d
use amg_s_pde3d_exp_mod
use amg_s_pde3d_gauss_mod
use amg_s_genpde_mod
use amg_ainv_mod
use amg_s_ilu_solver
implicit none
! input parameters
@@ -113,6 +115,9 @@ program amg_s_pde3d
type(solverdata) :: s_choice
! preconditioner data
type(amg_s_invt_solver_type) :: invtsv
type(amg_s_invk_solver_type) :: invksv
type(amg_s_ainv_solver_type) :: ainvsv
type precdata
! preconditioner type
@@ -144,7 +149,9 @@ program amg_s_pde3d
character(len=16) :: prol ! prolongation over application of AS
character(len=16) :: solve ! local subsolver type: ILU, MILU, ILUT,
! UMF, MUMPS, SLU, FWGS, BWGS, JAC
character(len=16) :: variant ! AINV variant: LLK, etc
integer(psb_ipk_) :: fill ! fill-in for incomplete LU factorization
integer(psb_ipk_) :: invfill ! Inverse fill-in for INVK
real(psb_spk_) :: thr ! threshold for ILUT factorization
! AMG post-smoother; ignored by 1-lev preconditioner
@@ -155,8 +162,10 @@ program amg_s_pde3d
character(len=16) :: prol2 ! prolongation over application of AS
character(len=16) :: solve2 ! local subsolver type: ILU, MILU, ILUT,
! UMF, MUMPS, SLU, FWGS, BWGS, JAC
character(len=16) :: variant2 ! AINV variant: LLK, etc
integer(psb_ipk_) :: fill2 ! fill-in for incomplete LU factorization
real(psb_spk_) :: thr2 ! threshold for ILUT factorization
integer(psb_ipk_) :: invfill2 ! Inverse fill-in for INVK
real(psb_spk_) :: thr2 ! threshold for ILUT factorization
! coarsest-level solver
character(len=16) :: cmat ! coarsest matrix layout: REPL, DIST
@@ -298,14 +307,26 @@ program amg_s_pde3d
call prec%set('smoother_sweeps', p_choice%jsweeps, info)
select case (psb_toupper(p_choice%smther))
case ('GS','BWGS','FBGS','JACOBI','L1-JACOBI')
case ('GS','BWGS','FBGS','JACOBI','L1-JACOBI','L1-FBGS')
! do nothing
case default
call prec%set('sub_ovr', p_choice%novr, info)
call prec%set('sub_restr', p_choice%restr, info)
call prec%set('sub_prol', p_choice%prol, info)
call prec%set('sub_solve', p_choice%solve, info)
select case(trim(psb_toupper(p_choice%solve)))
case('INVK')
call prec%set(invksv, info)
case('INVT')
call prec%set(invtsv, info)
case('AINV')
call prec%set(ainvsv, info)
call prec%set('ainv_alg', p_choice%variant, info)
case default
call prec%set('sub_solve', p_choice%solve, info)
end select
call prec%set('sub_fillin', p_choice%fill, info)
call prec%set('inv_fillin', p_choice%invfill, info)
call prec%set('sub_iluthrs', p_choice%thr, info)
end select
@@ -313,14 +334,26 @@ program amg_s_pde3d
call prec%set('smoother_type', p_choice%smther2, info,pos='post')
call prec%set('smoother_sweeps', p_choice%jsweeps2, info,pos='post')
select case (psb_toupper(p_choice%smther2))
case ('GS','BWGS','FBGS','JACOBI','L1-JACOBI')
case ('GS','BWGS','FBGS','JACOBI','L1-JACOBI','L1-FBGS')
! do nothing
case default
call prec%set('sub_ovr', p_choice%novr2, info,pos='post')
call prec%set('sub_restr', p_choice%restr2, info,pos='post')
call prec%set('sub_prol', p_choice%prol2, info,pos='post')
call prec%set('sub_solve', p_choice%solve2, info,pos='post')
select case(trim(psb_toupper(p_choice%solve2)))
case('INVK')
call prec%set(invksv, info, pos='post')
case('INVT')
call prec%set(invtsv, info, pos='post')
case('AINV')
call prec%set(ainvsv, info, pos='post')
call prec%set('ainv_alg', p_choice%variant2, info, pos='post')
case default
call prec%set('sub_solve', p_choice%solve2, info, pos='post')
end select
call prec%set('sub_fillin', p_choice%fill2, info,pos='post')
call prec%set('inv_fillin', p_choice%invfill2, info,pos='post')
call prec%set('sub_iluthrs', p_choice%thr2, info,pos='post')
end select
end if
@@ -508,7 +541,9 @@ contains
call read_data(prec%restr,inp_unit) ! restriction over application of AS
call read_data(prec%prol,inp_unit) ! prolongation over application of AS
call read_data(prec%solve,inp_unit) ! local subsolver
call read_data(prec%variant,inp_unit) ! AINV variant
call read_data(prec%fill,inp_unit) ! fill-in for incomplete LU
call read_data(prec%invfill,inp_unit) !Inverse fill-in for INVK
call read_data(prec%thr,inp_unit) ! threshold for ILUT
! Second smoother/ AMG post-smoother (if NONE ignored in main)
call read_data(prec%smther2,inp_unit) ! smoother type
@@ -517,7 +552,9 @@ contains
call read_data(prec%restr2,inp_unit) ! restriction over application of AS
call read_data(prec%prol2,inp_unit) ! prolongation over application of AS
call read_data(prec%solve2,inp_unit) ! local subsolver
call read_data(prec%variant2,inp_unit) ! AINV variant
call read_data(prec%fill2,inp_unit) ! fill-in for incomplete LU
call read_data(prec%invfill2,inp_unit) !Inverse fill-in for INVK
call read_data(prec%thr2,inp_unit) ! threshold for ILUT
! general AMG data
call read_data(prec%mlcycle,inp_unit) ! AMG cycle type
@@ -571,7 +608,9 @@ contains
call psb_bcast(ctxt,prec%restr)
call psb_bcast(ctxt,prec%prol)
call psb_bcast(ctxt,prec%solve)
call psb_bcast(ctxt,prec%variant)
call psb_bcast(ctxt,prec%fill)
call psb_bcast(ctxt,prec%invfill)
call psb_bcast(ctxt,prec%thr)
! broadcast second (post-)smoother
call psb_bcast(ctxt,prec%smther2)
@@ -580,7 +619,9 @@ contains
call psb_bcast(ctxt,prec%restr2)
call psb_bcast(ctxt,prec%prol2)
call psb_bcast(ctxt,prec%solve2)
call psb_bcast(ctxt,prec%variant2)
call psb_bcast(ctxt,prec%fill2)
call psb_bcast(ctxt,prec%invfill2)
call psb_bcast(ctxt,prec%thr2)
! broadcast AMG parameters
tests/pdegen/runs/amg_pde3d.inp
+5 -1
View File
@@ -16,8 +16,10 @@ FBGS ! Smoother type JACOBI FBGS GS BWGS BJAC AS. For 1-l
0 ! Number of overlap layers for AS preconditioner
HALO ! AS restriction operator: NONE HALO
NONE ! AS prolongation operator: NONE SUM AVG
ILU ! Subdomain solver for BJAC/AS: JACOBI GS BGS ILU ILUT MILU MUMPS SLU UMF
INVK ! Subdomain solver for BJAC/AS: JACOBI GS BGS ILU ILUT MILU MUMPS SLU UMF
LLK ! AINV variant
0 ! Fill level P for ILU(P) and ILU(T,P)
1 ! Inverse Fill level P for INVK
1.d-4 ! Threshold T for ILU(T,P)
%%%%%%%%%%% Second smoother, always ignored for non-ML %%%%%%%%%%%%%%%%
NONE ! Second (post) smoother, ignored if NONE
@@ -26,7 +28,9 @@ NONE ! Second (post) smoother, ignored if NONE
HALO ! AS restriction operator: NONE HALO
NONE ! AS prolongation operator: NONE SUM AVG
ILU ! Subdomain solver for BJAC/AS: JACOBI GS BGS ILU ILUT MILU MUMPS SLU UMF
LLK ! AINV variant
0 ! Fill level P for ILU(P) and ILU(T,P)
8 ! Inverse Fill level P for INVK
1.d-4 ! Threshold T for ILU(T,P)
%%%%%%%%%%% Multilevel parameters %%%%%%%%%%%%%%%%
VCYCLE ! Type of multilevel CYCLE: VCYCLE WCYCLE KCYCLE MULT ADD