From 80f54fed091cf4fb0929b2edd9f14ba917293dcd Mon Sep 17 00:00:00 2001 From: gabrielequatrana Date: Wed, 15 May 2024 14:10:30 +0200 Subject: [PATCH] Test fix --- test/block_krylov/gpu/Makefile | 12 +- test/block_krylov/gpu/psb_dbf_sample.F90 | 2 +- test/block_krylov/gpu/psb_dpde_gen.F90 | 307 +++++--- test/block_krylov/gpu/psb_dpde_gen_comp.F90 | 762 ++++++++++++++++++++ test/block_krylov/kernel/dpdegenmm.F90 | 1 - 5 files changed, 970 insertions(+), 114 deletions(-) create mode 100644 test/block_krylov/gpu/psb_dpde_gen_comp.F90 diff --git a/test/block_krylov/gpu/Makefile b/test/block_krylov/gpu/Makefile index e7235d77..5979bf56 100644 --- a/test/block_krylov/gpu/Makefile +++ b/test/block_krylov/gpu/Makefile @@ -22,14 +22,14 @@ DCOMP=psb_dbf_compare.o DPDEGEN=psb_dpde_gen.o EXEDIR=./runs -all: runsd psb_dbf_sample psb_dbf_compare psb_dpde_gen +all: dir psb_dbf_sample psb_dbf_compare psb_dpde_gen -runsd: - (if test ! -d runs ; then mkdir runs; fi) +dir: + (if test ! -d $(EXEDIR); then mkdir $(EXEDIR); fi) psb_dbf_sample.o: getp.o -psb_dbf_sample: $(DBFOBJS) +psb_dbf_sample: dir $(DBFOBJS) $(FLINK) $(LOPT) $(DBFOBJS) -fopenmp -o psb_dbf_sample $(FINCLUDES) $(PSBLAS_LIB) $(LDLIBSG) /bin/mv psb_dbf_sample $(EXEDIR) @@ -37,12 +37,12 @@ psb_dbf_compare: $(DCOMP) $(FLINK) $(LOPT) $(DCOMP) -fopenmp -o psb_dbf_compare $(FINCLUDES) $(PSBLAS_LIB) $(LDLIBSG) /bin/mv psb_dbf_compare $(EXEDIR) -psb_dpde_gen: $(DPDEGEN) +psb_dpde_gen: dir $(DPDEGEN) $(FLINK) $(LOPT) $(DPDEGEN) -fopenmp -o psb_dpde_gen $(FINCLUDES) $(PSBLAS_LIB) $(LDLIBSG) /bin/mv psb_dpde_gen $(EXEDIR) clean: - /bin/rm -f $(DBFOBJS) $(DCOMP) $(DPDEGEN) *$(.mod) $(EXEDIR)/psb_*f_sample + /bin/rm -f $(DBFOBJS) $(DCOMP) $(DPDEGEN) *$(.mod) $(EXEDIR)/psb_* lib: (cd ../../; make library) diff --git a/test/block_krylov/gpu/psb_dbf_sample.F90 b/test/block_krylov/gpu/psb_dbf_sample.F90 index 834e6c50..f1e65bc7 100644 --- a/test/block_krylov/gpu/psb_dbf_sample.F90 +++ b/test/block_krylov/gpu/psb_dbf_sample.F90 @@ -49,7 +49,7 @@ program psb_dbf_sample real(psb_dpk_) :: err, eps ! input parameters - character(len=5) :: afmt, agfmt = "ELG" + character(len=5) :: afmt, agfmt = "HLG" character(len=20) :: name, part character(len=2) :: filefmt integer(psb_ipk_), parameter :: iunit=12 diff --git a/test/block_krylov/gpu/psb_dpde_gen.F90 b/test/block_krylov/gpu/psb_dpde_gen.F90 index b9d26c68..73d6930b 100644 --- a/test/block_krylov/gpu/psb_dpde_gen.F90 +++ b/test/block_krylov/gpu/psb_dpde_gen.F90 @@ -523,60 +523,52 @@ program dpdegen use psb_d_pde3d_mod ! input parameters - character(len=40) :: kmethd = "GMRES" - character(len=40) :: ptype = "NONE" - character(len=5) :: agfmt = "CSRG" - integer(psb_ipk_) :: nrhs = 5 - integer(psb_ipk_) :: istopbg = 1 - integer(psb_ipk_) :: istoprg = 2 - integer(psb_ipk_) :: itmax = 500 - integer(psb_ipk_) :: itrace = -1 - integer(psb_ipk_) :: itrs = 100 - real(psb_dpk_) :: eps = 1.d-7 - integer(psb_ipk_) :: idim = 20 - logical :: tnd = .false. - + character(len=40) :: kmethd, ptype + character(len=5) :: afmt + integer(psb_ipk_) :: idim, nrhs, istopc, itmax, itrace, itrs + real(psb_dpk_) :: eps ! sparse matrix - type(psb_dspmat_type) :: a, aux_a + type(psb_dspmat_type) :: a ! preconditioner data type(psb_dprec_type) :: prec - ! miscellaneous - real(psb_dpk_) :: tb1, tb2, tr1, tr2 - real(psb_dpk_), allocatable :: tb(:), tr(:) - - ! descriptor - type(psb_desc_type) :: desc_a - ! dense matrices - type(psb_d_multivect_type), target :: x_mv, b_mv - type(psb_d_vect_type), target :: x_col, b_col - type(psb_d_multivect_cuda) :: gpumold_mv - type(psb_d_vect_cuda) :: gpumold_col - type(psb_i_vect_cuda) :: imold + real(psb_dpk_), allocatable :: x_mv_glob(:,:), r_mv_glob(:,:) real(psb_dpk_), allocatable :: b_mv_glob(:,:) - real(psb_dpk_), allocatable :: b_col_glob(:) + type(psb_d_multivect_type) :: b_mv, x_mv, r_mv + type(psb_d_multivect_cuda) :: gpumold + type(psb_i_vect_cuda) :: imold + integer(psb_ipk_) :: m ! blacs parameters + type(psb_desc_type) :: desc_a type(psb_ctxt_type) :: ctxt integer :: iam, np ! solver parameters real(psb_dpk_) :: err, cond integer(psb_ipk_) :: reps = 2 + integer(psb_epk_) :: amatsize, precsize, descsize + integer(psb_ipk_) :: iter, ierr, ircode ! molds - type(psb_d_cuda_elg_sparse_mat), target :: aelg type(psb_d_cuda_csrg_sparse_mat), target :: acsrg type(psb_d_cuda_hlg_sparse_mat), target :: ahlg + type(psb_d_cuda_elg_sparse_mat), target :: aelg + type(psb_d_cuda_hdiag_sparse_mat), target :: ahdiag class(psb_d_base_sparse_mat), pointer :: agmold ! other variables - integer(psb_ipk_) :: info, i, j, m_problem, iter, rep - character(len=20) :: name, ch_err - real(psb_dpk_) :: random_value + integer(psb_ipk_) :: info, i, j, rep + real(psb_dpk_) :: t1, t2, tprec + character(len=20) :: name, ch_err + real(psb_dpk_) :: random_value + real(psb_dpk_) :: resmxp + real(psb_dpk_), allocatable :: resmx(:) + logical :: tnd = .false. + logical :: print_matrix = .false. ! Init environment info=psb_success_ @@ -589,7 +581,7 @@ program dpdegen stop endif if(psb_get_errstatus() /= 0) goto 9999 - name='pdegenmm-cuda' + name='pdegenmm_cuda' ! ! Hello world ! @@ -600,7 +592,11 @@ program dpdegen end if write(*,*) 'Process ',iam,' running on device: ', psb_cuda_getDevice(),' out of', psb_cuda_getDeviceCount() write(*,*) 'Process ',iam,' device ', psb_cuda_getDevice(),' is a: ', trim(psb_cuda_DeviceName()) - + ! + ! get parameters + ! + call get_parms(ctxt,kmethd,ptype,idim,afmt,nrhs,istopc,itmax,itrace,itrs,eps) + ! ! allocate and fill in the coefficient matrix and initial vectors ! call psb_barrier(ctxt) @@ -625,11 +621,13 @@ program dpdegen goto 9999 end if - select case(psb_toupper(agfmt)) + select case(psb_toupper(afmt)) case('ELG') agmold => aelg case('HLG') agmold => ahlg + case('HDIAG') + agmold => ahdiag case('CSRG') agmold => acsrg case default @@ -653,110 +651,207 @@ program dpdegen end do end do - if (iam == psb_root_) then - allocate(tb(reps),tr(reps)) - tb = dzero - tr = dzero - end if - - do rep=1,reps - call psb_scatter(b_mv_glob,b_mv,desc_a,info,root=psb_root_,mold=gpumold_mv) - call psb_geall(x_mv,desc_a,info,nrhs) - call x_mv%zero() - call psb_geasb(x_mv,desc_a,info,mold=gpumold_mv) + !call psb_scatter(b_mv_glob,b_mv,desc_a,info,root=psb_root_,mold=gpumold) + call psb_geall(x_mv,desc_a,info,nrhs) + call x_mv%zero() + call psb_geasb(x_mv,desc_a,info,mold=gpumold) + call psb_geall(r_mv,desc_a,info,nrhs) + call r_mv%zero() + call psb_geasb(r_mv,desc_a,info) - call psb_barrier(ctxt) - tb1 = psb_wtime() - - call psb_krylov(kmethd,a,prec,b_mv,x_mv,eps,desc_a,info,& - & itmax=itmax,iter=iter,err=err,itrace=itrace,& - & itrs=itrs,istop=istopbg) + t2 = psb_wtime() - t1 + call psb_amx(ctxt, t2) - call psb_barrier(ctxt) - tb2 = psb_wtime() - tb1 - call psb_amx(ctxt,tb2) + if (iam == psb_root_) then + write(psb_out_unit,'(" ")') + write(psb_out_unit,'("Time to read and partition matrix : ",es12.5)')t2 + write(psb_out_unit,'(" ")') + end if - if (iam == psb_root_) then - tb(rep) = tb2 - write(*,*) 'Time', rep, tb(rep), iter - end if - call psb_barrier(ctxt) + ! building the preconditioner + call prec%init(ctxt,ptype,info) + t1 = psb_wtime() + call prec%build(a,desc_a,info) + tprec = psb_wtime()-t1 + if (info /= psb_success_) then + call psb_errpush(psb_err_from_subroutine_,name,a_err='psb_precbld') + goto 9999 + end if - call psb_gefree(b_mv,desc_a,info) - call psb_gefree(x_mv,desc_a,info) - end do + call psb_amx(ctxt,tprec) if(iam == psb_root_) then + write(psb_out_unit,'("Preconditioner time: ",es12.5)')tprec write(psb_out_unit,'(" ")') - write(psb_out_unit,'("Finished BGMRES")') - write(psb_out_unit,'(" ")') - write(psb_out_unit,'("Starting sGMRES")') + write(psb_out_unit,'("Starting algorithm")') write(psb_out_unit,'(" ")') end if call psb_barrier(ctxt) + t1 = psb_wtime() - do rep=1,reps - do i=1,nrhs - b_col_glob = b_mv_glob(:,i) - call psb_scatter(b_col_glob,b_col,desc_a,info,root=psb_root_,mold=gpumold_col) - call psb_geall(x_col,desc_a,info) - call x_col%zero() - call psb_geasb(x_col,desc_a,info,mold=gpumold_col) - - cond = dzero + call psb_krylov(kmethd,a,prec,b_mv,x_mv,eps,desc_a,info,& + & itmax=itmax,iter=iter,err=err,itrace=itrace,& + & itrs=itrs,istop=istopc) - call psb_barrier(ctxt) - tr1 = psb_wtime() + call psb_barrier(ctxt) + t2 = psb_wtime() - t1 + call psb_amx(ctxt,t2) - call psb_krylov(kmethd,a,prec,b_col,x_col,eps,desc_a,info,& - & itmax=itmax,iter=iter,err=err,itrace=itrace,& - & istop=istoprg,irst=itrs,cond=cond) + if(iam == psb_root_) then + write(psb_out_unit,'("Finished algorithm")') + write(psb_out_unit,'(" ")') + end if - call psb_barrier(ctxt) - tr2 = psb_wtime() - tr1 - call psb_amx(ctxt,tr2) + call psb_geaxpby(done,b_mv,dzero,r_mv,desc_a,info) + call psb_spmm(-done,a,x_mv,done,r_mv,desc_a,info) - if (iam == psb_root_) then - tr(rep) = tr(rep) + tr2 - end if - call psb_barrier(ctxt) + resmx = psb_genrm2(r_mv,desc_a,info) + resmxp = psb_geamax(r_mv,desc_a,info) - call psb_gefree(b_col, desc_a,info) - call psb_gefree(x_col, desc_a,info) - end do + amatsize = a%sizeof() + descsize = desc_a%sizeof() + precsize = prec%sizeof() - if (iam == psb_root_) then - write(*,*) 'Time', rep, tr(rep), iter - end if - end do + call psb_sum(ctxt,amatsize) + call psb_sum(ctxt,descsize) + call psb_sum(ctxt,precsize) - call psb_barrier(ctxt) + call psb_gather(x_mv_glob,x_mv,desc_a,info,root=psb_root_) + if (info == psb_success_) call psb_gather(r_mv_glob,r_mv,desc_a,info,root=psb_root_) + if (info /= psb_success_) goto 9999 - if(iam == psb_root_) then - write(psb_out_unit,'(" ")') - write(psb_out_unit,'("Finished sGMRES")') + if (iam == psb_root_) then + call prec%descr(info) write(psb_out_unit,'(" ")') + write(psb_out_unit,'("Computed solution on: ",i8," processors")')np + write(psb_out_unit,'("Storage format for A: ",a)')a%get_fmt() + write(psb_out_unit,'("Storage format for DESC_A: ",a)')desc_a%get_fmt() + write(psb_out_unit,'("Total memory occupation for A: ",i12)')amatsize + write(psb_out_unit,'("Total memory occupation for PREC: ",i12)')precsize + write(psb_out_unit,'("Total memory occupation for DESC_A: ",i12)')descsize + write(psb_out_unit,'("Iterations to convergence: ",i12)')iter + write(psb_out_unit,'("Error estimate on exit: ",es12.5)')err + write(psb_out_unit,'("Time to buil prec.: ",es12.5)')tprec + write(psb_out_unit,'("Time to solve system: ",es12.5)')t2 + write(psb_out_unit,'("Time per iteration: ",es12.5)')t2/(iter) + write(psb_out_unit,'("Total time: ",es12.5)')t2+tprec + write(psb_out_unit,'("Residual norm 2: ",es12.5)')maxval(resmx) + write(psb_out_unit,'("Residual norm inf: ",es12.5)')resmxp + write(psb_out_unit,'(a8,4(2x,a20))') 'I','X(I)','R(I)','B(I)' + if (print_matrix) then + do i=1,m + write(psb_out_unit,993) i, x_mv_glob(i,:), r_mv_glob(i,:), b_mv_glob(i,:) + end do + end if end if +998 format(i8,4(2x,g20.14)) +993 format(i6,4(1x,e12.6)) + ! ! cleanup storage and exit ! + call psb_gefree(b_mv,desc_a,info) + call psb_gefree(x_mv,desc_a,info) call psb_spfree(a,desc_a,info) + call prec%free(info) call psb_cdfree(desc_a,info) - if(info /= psb_success_) then - info=psb_err_from_subroutine_ - ch_err='free routine' - call psb_errpush(info,name,a_err=ch_err) - goto 9999 - end if - call psb_cuda_exit() call psb_exit(ctxt) + + return + +9999 call psb_error(ctxt) + return -9999 continue +contains + ! + ! get iteration parameters from standard input + ! + subroutine get_parms(ctxt,kmethd,ptype,idim,afmt,nrhs,istopc,itmax,itrace,itrs,eps) + type(psb_ctxt_type) :: ctxt + character(len=40) :: kmethd, ptype + character(len=5) :: afmt + integer(psb_ipk_) :: idim, nrhs, istopc, itmax, itrace, itrs + real(psb_dpk_) :: eps + + integer(psb_ipk_) :: np, iam + integer(psb_ipk_) :: ip, inp_unit + character(len=1024) :: filename + + call psb_info(ctxt, iam, np) + + if (iam == 0) then + if (command_argument_count()>0) then + call get_command_argument(1, filename) + inp_unit = 30 + open(inp_unit, file=filename, action='read', iostat=info) + if (info /= 0) then + write(psb_err_unit,*) 'Could not open file ',filename,' for input' + call psb_abort(ctxt) + stop + else + write(psb_err_unit,*) 'Opened file ',trim(filename),' for input' + end if + else + inp_unit = psb_inp_unit + end if + + ! Read Input Parameters + read(inp_unit,*) kmethd + read(inp_unit,*) ptype + read(inp_unit,*) idim + read(inp_unit,*) afmt + read(inp_unit,*) nrhs + read(inp_unit,*) istopc + read(inp_unit,*) itmax + read(inp_unit,*) itrace + read(inp_unit,*) itrs + read(inp_unit,*) eps + + call psb_bcast(ctxt,kmethd) + call psb_bcast(ctxt,ptype) + call psb_bcast(ctxt,idim) + call psb_bcast(ctxt,afmt) + call psb_bcast(ctxt,nrhs) + call psb_bcast(ctxt,istopc) + call psb_bcast(ctxt,itmax) + call psb_bcast(ctxt,itrace) + call psb_bcast(ctxt,itrs) + call psb_bcast(ctxt,eps) + + if (inp_unit /= psb_inp_unit) then + close(inp_unit) + end if + else + ! Receive Parameters + call psb_bcast(ctxt,kmethd) + call psb_bcast(ctxt,ptype) + call psb_bcast(ctxt,idim) + call psb_bcast(ctxt,afmt) + call psb_bcast(ctxt,nrhs) + call psb_bcast(ctxt,istopc) + call psb_bcast(ctxt,itmax) + call psb_bcast(ctxt,itrace) + call psb_bcast(ctxt,itrs) + call psb_bcast(ctxt,eps) + end if + + if (iam == 0) then + write(psb_out_unit,'(" ")') + write(psb_out_unit,'("Grid dimensions : ",i4,"x",i4,"x",i4)') idim,idim,idim + write(psb_out_unit,'("Iterative method : ",a)') kmethd + write(psb_out_unit,'("Number of processors : ",i0)') np + write(psb_out_unit,'("Number of RHS : ",i4)') nrhs + write(psb_out_unit,'("Number of iterations : ",i3)') itrs + write(psb_out_unit,'("Storage format : ",a)') afmt + write(psb_out_unit,'(" ")') + end if + + return - call psb_error(ctxt) + end subroutine get_parms end program dpdegen diff --git a/test/block_krylov/gpu/psb_dpde_gen_comp.F90 b/test/block_krylov/gpu/psb_dpde_gen_comp.F90 new file mode 100644 index 00000000..b9d26c68 --- /dev/null +++ b/test/block_krylov/gpu/psb_dpde_gen_comp.F90 @@ -0,0 +1,762 @@ +module psb_d_pde3d_mod + + use psb_base_mod, only : psb_dpk_, psb_ipk_, psb_lpk_, psb_desc_type,& + & psb_dspmat_type, psb_d_multivect_type, dzero,& + & psb_d_base_sparse_mat, psb_d_base_multivect_type, & + & psb_i_base_vect_type, psb_l_base_vect_type + + interface + function d_func_3d(x,y,z) result(val) + import :: psb_dpk_ + real(psb_dpk_), intent(in) :: x,y,z + real(psb_dpk_) :: val + end function d_func_3d + end interface + + interface psb_gen_pde3d + module procedure psb_d_gen_pde3d + end interface psb_gen_pde3d + +contains + + function d_null_func_3d(x,y,z) result(val) + + real(psb_dpk_), intent(in) :: x,y,z + real(psb_dpk_) :: val + + val = dzero + + end function d_null_func_3d + ! + ! functions parametrizing the differential equation + ! + + ! + ! Note: b1, b2 and b3 are the coefficients of the first + ! derivative of the unknown function. The default + ! we apply here is to have them zero, so that the resulting + ! matrix is symmetric/hermitian and suitable for + ! testing with CG and FCG. + ! When testing methods for non-hermitian matrices you can + ! change the B1/B2/B3 functions to e.g. done/sqrt((3*done)) + ! + function b1(x,y,z) + use psb_base_mod, only : psb_dpk_, done, dzero + implicit none + real(psb_dpk_) :: b1 + real(psb_dpk_), intent(in) :: x,y,z + b1=done/sqrt((3*done)) + end function b1 + function b2(x,y,z) + use psb_base_mod, only : psb_dpk_, done, dzero + implicit none + real(psb_dpk_) :: b2 + real(psb_dpk_), intent(in) :: x,y,z + b2=done/sqrt((3*done)) + end function b2 + function b3(x,y,z) + use psb_base_mod, only : psb_dpk_, done, dzero + implicit none + real(psb_dpk_) :: b3 + real(psb_dpk_), intent(in) :: x,y,z + b3=done/sqrt((3*done)) + end function b3 + function c(x,y,z) + use psb_base_mod, only : psb_dpk_, done, dzero + implicit none + real(psb_dpk_) :: c + real(psb_dpk_), intent(in) :: x,y,z + c=dzero + end function c + function a1(x,y,z) + use psb_base_mod, only : psb_dpk_, done, dzero + implicit none + real(psb_dpk_) :: a1 + real(psb_dpk_), intent(in) :: x,y,z + a1=done/80 + end function a1 + function a2(x,y,z) + use psb_base_mod, only : psb_dpk_, done, dzero + implicit none + real(psb_dpk_) :: a2 + real(psb_dpk_), intent(in) :: x,y,z + a2=done/80 + end function a2 + function a3(x,y,z) + use psb_base_mod, only : psb_dpk_, done, dzero + implicit none + real(psb_dpk_) :: a3 + real(psb_dpk_), intent(in) :: x,y,z + a3=done/80 + end function a3 + function g(x,y,z) + use psb_base_mod, only : psb_dpk_, done, dzero + implicit none + real(psb_dpk_) :: g + real(psb_dpk_), intent(in) :: x,y,z + g = dzero + if (x == done) then + g = done + else if (x == dzero) then + g = exp(y**2-z**2) + end if + end function g + + + ! + ! subroutine to allocate and fill in the coefficient matrix and + ! the rhs. + ! + subroutine psb_d_gen_pde3d(ctxt,idim,a,bmv,xmv,nrhs,desc_a,afmt,info,& + & f,amold,vmold,imold,partition,nrl,iv,tnd) + use psb_base_mod + use psb_util_mod + ! + ! Discretizes the partial differential equation + ! + ! a1 dd(u) a2 dd(u) a3 dd(u) b1 d(u) b2 d(u) b3 d(u) + ! - ------ - ------ - ------ + ----- + ------ + ------ + c u = f + ! dxdx dydy dzdz dx dy dz + ! + ! with Dirichlet boundary conditions + ! u = g + ! + ! on the unit cube 0<=x,y,z<=1. + ! + ! + ! Note that if b1=b2=b3=c=0., the PDE is the Laplace equation. + ! + implicit none + integer(psb_ipk_) :: idim + type(psb_dspmat_type) :: a + type(psb_d_multivect_type) :: xmv,bmv + integer(psb_ipk_) :: nrhs + type(psb_desc_type) :: desc_a + type(psb_ctxt_type) :: ctxt + integer(psb_ipk_) :: info + character(len=*) :: afmt + procedure(d_func_3d), optional :: f + class(psb_d_base_sparse_mat), optional :: amold + class(psb_d_base_multivect_type), optional :: vmold + class(psb_i_base_vect_type), optional :: imold + integer(psb_ipk_), optional :: partition, nrl,iv(:) + logical, optional :: tnd + ! Local variables. + + integer(psb_ipk_), parameter :: nb=20 + type(psb_d_csc_sparse_mat) :: acsc + type(psb_d_coo_sparse_mat) :: acoo + type(psb_d_csr_sparse_mat) :: acsr + real(psb_dpk_) :: zt(nb,nrhs),x,y,z + integer(psb_ipk_) :: nnz,nr,nlr,i,j,ii,ib,k, partition_ + integer(psb_lpk_) :: m,n,glob_row,nt + integer(psb_ipk_) :: ix,iy,iz,ia,indx_owner + ! For 3D partition + ! Note: integer control variables going directly into an MPI call + ! must be 4 bytes, i.e. psb_mpk_ + integer(psb_mpk_) :: npdims(3), npp, minfo + integer(psb_ipk_) :: npx,npy,npz, iamx,iamy,iamz,mynx,myny,mynz + integer(psb_ipk_), allocatable :: bndx(:),bndy(:),bndz(:) + ! Process grid + integer(psb_ipk_) :: np, iam + integer(psb_ipk_) :: icoeff + integer(psb_lpk_), allocatable :: irow(:),icol(:),myidx(:) + real(psb_dpk_), allocatable :: val(:) + ! deltah dimension of each grid cell + ! deltat discretization time + real(psb_dpk_) :: deltah, sqdeltah, deltah2 + real(psb_dpk_), parameter :: rhs=dzero,one=done,zero=dzero + real(psb_dpk_) :: t0, t1, t2, t3, tasb, talc, ttot, tgen, tcdasb + integer(psb_ipk_) :: err_act + procedure(d_func_3d), pointer :: f_ + logical :: tnd_ + character(len=20) :: name, ch_err,tmpfmt + + info = psb_success_ + name = 'create_matrix' + call psb_erractionsave(err_act) + + call psb_info(ctxt, iam, np) + + + if (present(f)) then + f_ => f + else + f_ => d_null_func_3d + end if + + deltah = done/(idim+2) + sqdeltah = deltah*deltah + deltah2 = (2*done)* deltah + + if (present(partition)) then + if ((1<= partition).and.(partition <= 3)) then + partition_ = partition + else + write(*,*) 'Invalid partition choice ',partition,' defaulting to 3' + partition_ = 3 + end if + else + partition_ = 3 + end if + + ! initialize array descriptor and sparse matrix storage. provide an + ! estimate of the number of non zeroes + + m = (1_psb_lpk_*idim)*idim*idim + n = m + nnz = ((n*7)/(np)) + if(iam == psb_root_) write(psb_out_unit,'("Generating Matrix (size=",i0,")...")')n + t0 = psb_wtime() + select case(partition_) + case(1) + ! A BLOCK partition + if (present(nrl)) then + nr = nrl + else + ! + ! Using a simple BLOCK distribution. + ! + nt = (m+np-1)/np + nr = max(0,min(nt,m-(iam*nt))) + end if + + nt = nr + call psb_sum(ctxt,nt) + if (nt /= m) then + write(psb_err_unit,*) iam, 'Initialization error ',nr,nt,m + info = -1 + call psb_barrier(ctxt) + call psb_abort(ctxt) + return + end if + + ! + ! First example of use of CDALL: specify for each process a number of + ! contiguous rows + ! + call psb_cdall(ctxt,desc_a,info,nl=nr) + myidx = desc_a%get_global_indices() + nlr = size(myidx) + + case(2) + ! A partition defined by the user through IV + + if (present(iv)) then + if (size(iv) /= m) then + write(psb_err_unit,*) iam, 'Initialization error: wrong IV size',size(iv),m + info = -1 + call psb_barrier(ctxt) + call psb_abort(ctxt) + return + end if + else + write(psb_err_unit,*) iam, 'Initialization error: IV not present' + info = -1 + call psb_barrier(ctxt) + call psb_abort(ctxt) + return + end if + + ! + ! Second example of use of CDALL: specify for each row the + ! process that owns it + ! + call psb_cdall(ctxt,desc_a,info,vg=iv) + myidx = desc_a%get_global_indices() + nlr = size(myidx) + + case(3) + ! A 3-dimensional partition + + ! A nifty MPI function will split the process list + npdims = 0 + call mpi_dims_create(np,3,npdims,info) + npx = npdims(1) + npy = npdims(2) + npz = npdims(3) + + allocate(bndx(0:npx),bndy(0:npy),bndz(0:npz)) + ! We can reuse idx2ijk for process indices as well. + call idx2ijk(iamx,iamy,iamz,iam,npx,npy,npz,base=0) + ! Now let's split the 3D cube in hexahedra + call dist1Didx(bndx,idim,npx) + mynx = bndx(iamx+1)-bndx(iamx) + call dist1Didx(bndy,idim,npy) + myny = bndy(iamy+1)-bndy(iamy) + call dist1Didx(bndz,idim,npz) + mynz = bndz(iamz+1)-bndz(iamz) + + ! How many indices do I own? + nlr = mynx*myny*mynz + allocate(myidx(nlr)) + ! Now, let's generate the list of indices I own + nr = 0 + do i=bndx(iamx),bndx(iamx+1)-1 + do j=bndy(iamy),bndy(iamy+1)-1 + do k=bndz(iamz),bndz(iamz+1)-1 + nr = nr + 1 + call ijk2idx(myidx(nr),i,j,k,idim,idim,idim) + end do + end do + end do + if (nr /= nlr) then + write(psb_err_unit,*) iam,iamx,iamy,iamz, 'Initialization error: NR vs NLR ',& + & nr,nlr,mynx,myny,mynz + info = -1 + call psb_barrier(ctxt) + call psb_abort(ctxt) + end if + + ! + ! Third example of use of CDALL: specify for each process + ! the set of global indices it owns. + ! + call psb_cdall(ctxt,desc_a,info,vl=myidx) + + case default + write(psb_err_unit,*) iam, 'Initialization error: should not get here' + info = -1 + call psb_barrier(ctxt) + call psb_abort(ctxt) + return + end select + + + if (info == psb_success_) call psb_spall(a,desc_a,info,nnz=nnz,& + & dupl=psb_dupl_err_) + ! define rhs from boundary conditions; also build initial guess + if (info == psb_success_) call psb_geall(xmv,desc_a,info,n=nrhs) + if (info == psb_success_) call psb_geall(bmv,desc_a,info,n=nrhs) + + call psb_barrier(ctxt) + talc = psb_wtime()-t0 + + if (info /= psb_success_) then + info=psb_err_from_subroutine_ + ch_err='allocation rout.' + call psb_errpush(info,name,a_err=ch_err) + goto 9999 + end if + + ! we build an auxiliary matrix consisting of one row at a + ! time; just a small matrix. might be extended to generate + ! a bunch of rows per call. + ! + allocate(val(20*nb),irow(20*nb),& + &icol(20*nb),stat=info) + if (info /= psb_success_ ) then + info=psb_err_alloc_dealloc_ + call psb_errpush(info,name) + goto 9999 + endif + + + ! loop over rows belonging to current process in a block + ! distribution. + + call psb_barrier(ctxt) + t1 = psb_wtime() + do ii=1, nlr,nb + ib = min(nb,nlr-ii+1) + icoeff = 1 + do k=1,ib + i=ii+k-1 + ! local matrix pointer + glob_row=myidx(i) + ! compute gridpoint coordinates + call idx2ijk(ix,iy,iz,glob_row,idim,idim,idim) + ! x, y, z coordinates + x = (ix-1)*deltah + y = (iy-1)*deltah + z = (iz-1)*deltah + zt(k,:) = f_(x,y,z) + ! internal point: build discretization + ! + ! term depending on (x-1,y,z) + ! + val(icoeff) = -a1(x,y,z)/sqdeltah-b1(x,y,z)/deltah2 + if (ix == 1) then + zt(k,:) = g(dzero,y,z)*(-val(icoeff)) + zt(k,:) + else + call ijk2idx(icol(icoeff),ix-1,iy,iz,idim,idim,idim) + irow(icoeff) = glob_row + icoeff = icoeff+1 + endif + ! term depending on (x,y-1,z) + val(icoeff) = -a2(x,y,z)/sqdeltah-b2(x,y,z)/deltah2 + if (iy == 1) then + zt(k,:) = g(x,dzero,z)*(-val(icoeff)) + zt(k,:) + else + call ijk2idx(icol(icoeff),ix,iy-1,iz,idim,idim,idim) + irow(icoeff) = glob_row + icoeff = icoeff+1 + endif + ! term depending on (x,y,z-1) + val(icoeff)=-a3(x,y,z)/sqdeltah-b3(x,y,z)/deltah2 + if (iz == 1) then + zt(k,:) = g(x,y,dzero)*(-val(icoeff)) + zt(k,:) + else + call ijk2idx(icol(icoeff),ix,iy,iz-1,idim,idim,idim) + irow(icoeff) = glob_row + icoeff = icoeff+1 + endif + + ! term depending on (x,y,z) + val(icoeff)=(2*done)*(a1(x,y,z)+a2(x,y,z)+a3(x,y,z))/sqdeltah & + & + c(x,y,z) + call ijk2idx(icol(icoeff),ix,iy,iz,idim,idim,idim) + irow(icoeff) = glob_row + icoeff = icoeff+1 + ! term depending on (x,y,z+1) + val(icoeff)=-a3(x,y,z)/sqdeltah+b3(x,y,z)/deltah2 + if (iz == idim) then + zt(k,:) = g(x,y,done)*(-val(icoeff)) + zt(k,:) + else + call ijk2idx(icol(icoeff),ix,iy,iz+1,idim,idim,idim) + irow(icoeff) = glob_row + icoeff = icoeff+1 + endif + ! term depending on (x,y+1,z) + val(icoeff)=-a2(x,y,z)/sqdeltah+b2(x,y,z)/deltah2 + if (iy == idim) then + zt(k,:) = g(x,done,z)*(-val(icoeff)) + zt(k,:) + else + call ijk2idx(icol(icoeff),ix,iy+1,iz,idim,idim,idim) + irow(icoeff) = glob_row + icoeff = icoeff+1 + endif + ! term depending on (x+1,y,z) + val(icoeff)=-a1(x,y,z)/sqdeltah+b1(x,y,z)/deltah2 + if (ix==idim) then + zt(k,:) = g(done,y,z)*(-val(icoeff)) + zt(k,:) + else + call ijk2idx(icol(icoeff),ix+1,iy,iz,idim,idim,idim) + irow(icoeff) = glob_row + icoeff = icoeff+1 + endif + + end do + call psb_spins(icoeff-1,irow,icol,val,a,desc_a,info) + if(info /= psb_success_) exit + call psb_geins(ib,myidx(ii:ii+ib-1),zt(1:ib,:),bmv,desc_a,info) + if(info /= psb_success_) exit + zt(:,:)=dzero + call psb_geins(ib,myidx(ii:ii+ib-1),zt(1:ib,:),xmv,desc_a,info) + if(info /= psb_success_) exit + end do + + tgen = psb_wtime()-t1 + if(info /= psb_success_) then + info=psb_err_from_subroutine_ + ch_err='insert rout.' + call psb_errpush(info,name,a_err=ch_err) + goto 9999 + end if + + deallocate(val,irow,icol) + + call psb_barrier(ctxt) + t1 = psb_wtime() + call psb_cdasb(desc_a,info,mold=imold) + tcdasb = psb_wtime()-t1 + call psb_barrier(ctxt) + t1 = psb_wtime() + if (info == psb_success_) then + if (present(amold)) then + call psb_spasb(a,desc_a,info,mold=amold,bld_and=tnd) + else + call psb_spasb(a,desc_a,info,afmt=afmt,bld_and=tnd) + end if + end if + call psb_barrier(ctxt) + if(info /= psb_success_) then + info=psb_err_from_subroutine_ + ch_err='asb rout.' + call psb_errpush(info,name,a_err=ch_err) + goto 9999 + end if + if (info == psb_success_) call psb_geasb(xmv,desc_a,info,mold=vmold) + if (info == psb_success_) call psb_geasb(bmv,desc_a,info,mold=vmold) + if(info /= psb_success_) then + info=psb_err_from_subroutine_ + ch_err='asb rout.' + call psb_errpush(info,name,a_err=ch_err) + goto 9999 + end if + tasb = psb_wtime()-t1 + call psb_barrier(ctxt) + ttot = psb_wtime() - t0 + + call psb_amx(ctxt,talc) + call psb_amx(ctxt,tgen) + call psb_amx(ctxt,tasb) + call psb_amx(ctxt,ttot) + if(iam == psb_root_) then + tmpfmt = a%get_fmt() + write(psb_out_unit,'("The matrix has been generated and assembled in ",a3," format.")')& + & tmpfmt + write(psb_out_unit,'("-allocation time : ",es12.5)') talc + write(psb_out_unit,'("-coeff. gen. time : ",es12.5)') tgen + write(psb_out_unit,'("-desc asbly time : ",es12.5)') tcdasb + write(psb_out_unit,'("- mat asbly time : ",es12.5)') tasb + write(psb_out_unit,'("-total time : ",es12.5)') ttot + + end if + call psb_erractionrestore(err_act) + return + +9999 call psb_error_handler(ctxt,err_act) + + return + end subroutine psb_d_gen_pde3d + +end module psb_d_pde3d_mod + +program dpdegen + use psb_base_mod + use psb_util_mod + use psb_prec_mod + use psb_krylov_mod + use psb_ext_mod + use psb_cuda_mod + use psb_d_pde3d_mod + + ! input parameters + character(len=40) :: kmethd = "GMRES" + character(len=40) :: ptype = "NONE" + character(len=5) :: agfmt = "CSRG" + integer(psb_ipk_) :: nrhs = 5 + integer(psb_ipk_) :: istopbg = 1 + integer(psb_ipk_) :: istoprg = 2 + integer(psb_ipk_) :: itmax = 500 + integer(psb_ipk_) :: itrace = -1 + integer(psb_ipk_) :: itrs = 100 + real(psb_dpk_) :: eps = 1.d-7 + integer(psb_ipk_) :: idim = 20 + logical :: tnd = .false. + + + ! sparse matrix + type(psb_dspmat_type) :: a, aux_a + + ! preconditioner data + type(psb_dprec_type) :: prec + + ! miscellaneous + real(psb_dpk_) :: tb1, tb2, tr1, tr2 + real(psb_dpk_), allocatable :: tb(:), tr(:) + + ! descriptor + type(psb_desc_type) :: desc_a + + ! dense matrices + type(psb_d_multivect_type), target :: x_mv, b_mv + type(psb_d_vect_type), target :: x_col, b_col + type(psb_d_multivect_cuda) :: gpumold_mv + type(psb_d_vect_cuda) :: gpumold_col + type(psb_i_vect_cuda) :: imold + real(psb_dpk_), allocatable :: b_mv_glob(:,:) + real(psb_dpk_), allocatable :: b_col_glob(:) + + ! blacs parameters + type(psb_ctxt_type) :: ctxt + integer :: iam, np + + ! solver parameters + real(psb_dpk_) :: err, cond + integer(psb_ipk_) :: reps = 2 + + ! molds + type(psb_d_cuda_elg_sparse_mat), target :: aelg + type(psb_d_cuda_csrg_sparse_mat), target :: acsrg + type(psb_d_cuda_hlg_sparse_mat), target :: ahlg + class(psb_d_base_sparse_mat), pointer :: agmold + + ! other variables + integer(psb_ipk_) :: info, i, j, m_problem, iter, rep + character(len=20) :: name, ch_err + real(psb_dpk_) :: random_value + + ! Init environment + info=psb_success_ + call psb_init(ctxt) + call psb_info(ctxt,iam,np) + call psb_cuda_init(ctxt) + if (iam < 0) then + ! This should not happen, but just in case + call psb_exit(ctxt) + stop + endif + if(psb_get_errstatus() /= 0) goto 9999 + name='pdegenmm-cuda' + ! + ! Hello world + ! + if (iam == psb_root_) then + write(*,*) 'Welcome to PSBLAS version: ',psb_version_string_ + write(*,*) 'This is the ',trim(name),' sample program' + write(psb_out_unit,'("Number of processors: ",i8)')np + end if + write(*,*) 'Process ',iam,' running on device: ', psb_cuda_getDevice(),' out of', psb_cuda_getDeviceCount() + write(*,*) 'Process ',iam,' device ', psb_cuda_getDevice(),' is a: ', trim(psb_cuda_DeviceName()) + + ! allocate and fill in the coefficient matrix and initial vectors + ! + call psb_barrier(ctxt) + t1 = psb_wtime() + call psb_gen_pde3d(ctxt,idim,a,b_mv,x_mv,nrhs,desc_a,'CSR ',info,partition=3,tnd=tnd) + call psb_barrier(ctxt) + t2 = psb_wtime() - t1 + if(info /= psb_success_) then + info=psb_err_from_subroutine_ + ch_err='create_matrix' + call psb_errpush(info,name,a_err=ch_err) + goto 9999 + end if + if (iam == psb_root_) write(psb_out_unit,'("Overall matrix creation time : ",es12.5)')t2 + if (iam == psb_root_) write(psb_out_unit,'(" ")') + + ! building the preconditioner + call prec%init(ctxt,ptype,info) + call prec%build(a,desc_a,info) + if (info /= psb_success_) then + call psb_errpush(psb_err_from_subroutine_,name,a_err='psb_precbld') + goto 9999 + end if + + select case(psb_toupper(agfmt)) + case('ELG') + agmold => aelg + case('HLG') + agmold => ahlg + case('CSRG') + agmold => acsrg + case default + write(*,*) 'Unknown format defaulting to HLG' + agmold => ahlg + end select + call a%cscnv(info,mold=agmold) + call desc_a%cnv(mold=imold) + if ((info /= 0).or.(psb_get_errstatus()/=0)) then + write(0,*) 'From cscnv ',info + call psb_error() + stop + end if + + ! Set RHS + call psb_geall(b_mv_glob,desc_a,info,n=nrhs) + do i=1,b_mv%get_nrows() + do j=1,b_mv%get_ncols() + call random_number(random_value) + b_mv_glob(i,j) = random_value + end do + end do + + if (iam == psb_root_) then + allocate(tb(reps),tr(reps)) + tb = dzero + tr = dzero + end if + + do rep=1,reps + call psb_scatter(b_mv_glob,b_mv,desc_a,info,root=psb_root_,mold=gpumold_mv) + call psb_geall(x_mv,desc_a,info,nrhs) + call x_mv%zero() + call psb_geasb(x_mv,desc_a,info,mold=gpumold_mv) + + call psb_barrier(ctxt) + tb1 = psb_wtime() + + call psb_krylov(kmethd,a,prec,b_mv,x_mv,eps,desc_a,info,& + & itmax=itmax,iter=iter,err=err,itrace=itrace,& + & itrs=itrs,istop=istopbg) + + call psb_barrier(ctxt) + tb2 = psb_wtime() - tb1 + call psb_amx(ctxt,tb2) + + if (iam == psb_root_) then + tb(rep) = tb2 + write(*,*) 'Time', rep, tb(rep), iter + end if + call psb_barrier(ctxt) + + call psb_gefree(b_mv,desc_a,info) + call psb_gefree(x_mv,desc_a,info) + end do + + if(iam == psb_root_) then + write(psb_out_unit,'(" ")') + write(psb_out_unit,'("Finished BGMRES")') + write(psb_out_unit,'(" ")') + write(psb_out_unit,'("Starting sGMRES")') + write(psb_out_unit,'(" ")') + end if + + call psb_barrier(ctxt) + + do rep=1,reps + do i=1,nrhs + b_col_glob = b_mv_glob(:,i) + call psb_scatter(b_col_glob,b_col,desc_a,info,root=psb_root_,mold=gpumold_col) + call psb_geall(x_col,desc_a,info) + call x_col%zero() + call psb_geasb(x_col,desc_a,info,mold=gpumold_col) + + cond = dzero + + call psb_barrier(ctxt) + tr1 = psb_wtime() + + call psb_krylov(kmethd,a,prec,b_col,x_col,eps,desc_a,info,& + & itmax=itmax,iter=iter,err=err,itrace=itrace,& + & istop=istoprg,irst=itrs,cond=cond) + + call psb_barrier(ctxt) + tr2 = psb_wtime() - tr1 + call psb_amx(ctxt,tr2) + + if (iam == psb_root_) then + tr(rep) = tr(rep) + tr2 + end if + call psb_barrier(ctxt) + + call psb_gefree(b_col, desc_a,info) + call psb_gefree(x_col, desc_a,info) + end do + + if (iam == psb_root_) then + write(*,*) 'Time', rep, tr(rep), iter + end if + end do + + call psb_barrier(ctxt) + + if(iam == psb_root_) then + write(psb_out_unit,'(" ")') + write(psb_out_unit,'("Finished sGMRES")') + write(psb_out_unit,'(" ")') + end if + + ! + ! cleanup storage and exit + ! + call psb_spfree(a,desc_a,info) + call psb_cdfree(desc_a,info) + if(info /= psb_success_) then + info=psb_err_from_subroutine_ + ch_err='free routine' + call psb_errpush(info,name,a_err=ch_err) + goto 9999 + end if + + call psb_cuda_exit() + call psb_exit(ctxt) + return + +9999 continue + + call psb_error(ctxt) + +end program dpdegen diff --git a/test/block_krylov/kernel/dpdegenmm.F90 b/test/block_krylov/kernel/dpdegenmm.F90 index 2b0db219..2f16db6d 100644 --- a/test/block_krylov/kernel/dpdegenmm.F90 +++ b/test/block_krylov/kernel/dpdegenmm.F90 @@ -613,7 +613,6 @@ program pdegenmm type(psb_d_cuda_hybg_sparse_mat), target :: ahybg #endif type(psb_d_cuda_hlg_sparse_mat), target :: ahlg - ! TODO HDIAG E DNSG non hanno nemmeno CSMM type(psb_d_cuda_hdiag_sparse_mat), target :: ahdiag type(psb_d_cuda_dnsg_sparse_mat), target :: adnsg #endif