diff --git a/test/openacc/Makefile b/test/openacc/Makefile index 85d72330..891789f4 100644 --- a/test/openacc/Makefile +++ b/test/openacc/Makefile @@ -12,9 +12,9 @@ EXEDIR=./runs PSBLAS_LIB= -L$(LIBDIR) -L$(PSBLIBDIR) -lpsb_openacc -lpsb_ext -lpsb_util -lpsb_linsolve -lpsb_prec -lpsb_base LDLIBS=$(PSBGPULDLIBS) -FINCLUDES=$(FMFLAG)$(MODDIR) $(FMFLAG)$(INCDIR) $(FMFLAG). $(FMFLAG)$(PSBMODDIR) $(FMFLAG)$(PSBINCDIR) $(LIBRSB_DEFINES) +FINCLUDES= $(FMFLAG). $(FMFLAG)$(MODDIR) $(FMFLAG)$(INCDIR) $(FMFLAG)$(PSBMODDIR) $(FMFLAG)$(PSBINCDIR) $(LIBRSB_DEFINES) -FFLAGS=-O3 -march=native $(FCOPENACC) -DOPENACC -DCUDA +FFLAGS=-O3 -march=native $(FCOPENACC) -DPSB_OPENACC -DPSB_HAVE_CUDA CFLAGS=-O3 -march=native VTC=vectoacc.o @@ -22,9 +22,8 @@ DVT=datavect.o CSRC=timers.c OBJS=$(SRCS:.F90=.o) $(CSRC:.c=.o) -OADIR=oaobjs -all: dir psb_d_oacc_pde3d dpdegenmv +all: dir dpdegenmv #$(OBJS) # $(FC) $(FFLAGS) $(OBJS) -o datavect $(FINCLUDES) $(PSBLAS_LIB) $(LDLIBS) @@ -43,25 +42,12 @@ dir: %.o: %.c $(CC) $(CFLAGS) $(FINCLUDES) -c $< -o $@ -cpyoa: - @if test ! -d $(OADIR); then mkdir $(OADIR); fi - /bin/cp $(TOPDIR)/openacc/*.o $(OADIR) - /bin/cp $(TOPDIR)/openacc/impl/*.o $(OADIR) - -psb_d_oacc_pde3d: - mpifort -fallow-argument-mismatch -frecursive -g -O3 -frecursive -I../../modules/ -I. -DOPENACC -DHAVE_LAPACK -DHAVE_FLUSH_STMT -DLPK8 -DIPK4 -DMPI_MOD -c psb_d_oacc_pde3d.F90 -o psb_d_oacc_pde3d.o - $(FLINK) -fopenacc -DOPENACC psb_d_oacc_pde3d.o -o psb_d_oacc_pde3d $(PSBLAS_LIB) $(LDLIBS) - /bin/mv psb_d_oacc_pde3d $(EXEDIR) - -dpdegenmv: dpdegenmv.o cpyoa - $(FLINK) $(FCOPENACC) dpdegenmv.o -o dpdegenmv $(OADIR)/*.o $(PSBLAS_LIB) $(LDLIBS) +dpdegenmv.o: psb_d_pde3d_mod.o +dpdegenmv: dpdegenmv.o psb_d_pde3d_mod.o + $(FLINK) $(FCOPENACC) dpdegenmv.o psb_d_pde3d_mod.o -o dpdegenmv -fuse-ld=mold $(PSBLAS_LIB) $(LDLIBS) /bin/mv dpdegenmv $(EXEDIR) -dpmix: dpmix.o cpyoa - $(FLINK) $(FCOPENACC) dpmix.o -o dpmix $(OADIR)/*.o $(PSBLAS_LIB) $(LDLIBS) - /bin/mv dpmix $(EXEDIR) - clean: /bin/rm -fr *.o *.mod $(EXEDIR)/* diff --git a/test/openacc/dpdegenmv.F90 b/test/openacc/dpdegenmv.F90 index 3342c6dc..951e41e1 100644 --- a/test/openacc/dpdegenmv.F90 +++ b/test/openacc/dpdegenmv.F90 @@ -37,531 +37,17 @@ ! the main PSBLAS library. ! ! -module psb_d_pde3d_mod - - - use psb_base_mod, only : psb_dpk_, psb_ipk_, psb_lpk_, psb_desc_type,& - & psb_dspmat_type, psb_d_vect_type, dzero,& - & psb_d_base_sparse_mat, psb_d_base_vect_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,bv,xv,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_vect_type) :: xv,bv - 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_vect_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),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(xv,desc_a,info) - if (info == psb_success_) call psb_geall(bv,desc_a,info) - - 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),bv,desc_a,info) - if(info /= psb_success_) exit - zt(:)=dzero - call psb_geins(ib,myidx(ii:ii+ib-1),zt(1:ib),xv,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(xv,desc_a,info,mold=vmold) - if (info == psb_success_) call psb_geasb(bv,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 pdgenmv use psb_base_mod use psb_util_mod use psb_ext_mod -#ifdef OPENACC + use psb_d_pde3d_mod +#ifdef PSB_OPENACC use psb_oacc_mod #endif - use psb_d_pde3d_mod +#ifdef PSB_HAVE_CUDA + use psb_cuda_mod +#endif implicit none ! input parameters @@ -580,10 +66,6 @@ program pdgenmv type(psb_desc_type) :: desc_a ! dense matrices type(psb_d_vect_type), target :: xv, bv, xg, bg -#ifdef OPENACC - type(psb_d_vect_oacc) :: vmold - type(psb_i_vect_oacc) :: imold -#endif real(psb_dpk_), allocatable :: x1(:), x2(:), x0(:) ! blacs parameters type(psb_ctxt_type) :: ctxt @@ -599,12 +81,29 @@ program pdgenmv type(psb_d_hll_sparse_mat), target :: ahll type(psb_d_dia_sparse_mat), target :: adia type(psb_d_hdia_sparse_mat), target :: ahdia -#ifdef OPENACC - type(psb_d_oacc_ell_sparse_mat), target :: aelg - type(psb_d_oacc_csr_sparse_mat), target :: acsrg - type(psb_d_oacc_hll_sparse_mat), target :: ahlg + type(psb_d_base_vect_type), target :: dvect + type(psb_i_base_vect_type), target :: ivect + class(psb_d_base_sparse_mat), pointer :: acmold => acsr + class(psb_d_base_vect_type), pointer :: vmold => dvect + class(psb_i_base_vect_type), pointer :: imold => ivect + class(psb_d_base_vect_type), pointer :: vgmold => dvect + class(psb_i_base_vect_type), pointer :: igmold => ivect +#if defined(PSB_HAVE_CUDA) + type(psb_d_cuda_hlg_sparse_mat), target :: ahlg + type(psb_d_cuda_hdiag_sparse_mat), target :: ahdiag + type(psb_d_cuda_csrg_sparse_mat), target :: acsrg + type(psb_d_cuda_elg_sparse_mat), target :: aelg + type(psb_d_vect_cuda), target :: dvgpu + type(psb_i_vect_cuda), target :: ivgpu #endif - class(psb_d_base_sparse_mat), pointer :: agmold, acmold +#if defined(PSB_OPENACC) + type(psb_d_oacc_hll_sparse_mat), target :: ahlo + type(psb_d_oacc_csr_sparse_mat), target :: acsro + type(psb_d_oacc_ell_sparse_mat), target :: aelo + type(psb_d_vect_oacc), target :: dvoac + type(psb_i_vect_oacc), target :: ivoac +#endif + class(psb_d_base_sparse_mat), pointer :: agmold ! other variables logical, parameter :: dump=.false. integer(psb_ipk_) :: info, i, j, nr, nrg @@ -618,9 +117,12 @@ program pdgenmv call psb_init(ctxt) call psb_info(ctxt,iam,np) -#ifdef OPENACC +#ifdef PSB_OPENACC call psb_oacc_init(ctxt) #endif +#ifdef PSB_HAVE_CUDA + call psb_cuda_init(ctxt) +#endif if (iam < 0) then ! This should not happen, but just in case @@ -636,9 +138,13 @@ program pdgenmv write(*,*) 'Welcome to PSBLAS version: ',psb_version_string_ write(*,*) 'This is the ',trim(name),' sample program' end if -#ifdef OPENACC +#ifdef PSB_OPENACC !!$ write(*,*) 'Process ',iam,' running on device: ', psb_oacc_getDevice(),' out of', psb_oacc_getDeviceCount() !!$ write(*,*) 'Process ',iam,' device ', psb_oacc_getDevice(),' is a: ', trim(psb_oacc_DeviceName()) +#endif +#if defined(PSB_HAVE_CUDA) + 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()) #endif ! ! get parameters @@ -650,7 +156,7 @@ program pdgenmv ! call psb_barrier(ctxt) t1 = psb_wtime() - call psb_gen_pde3d(ctxt,idim,a,bv,xv,desc_a,'CSR ',info,partition=3,tnd=tnd) + call psb_d_gen_pde3d(ctxt,idim,a,bv,xv,desc_a,'CSR ',info,partition=3,tnd=tnd) call psb_barrier(ctxt) t2 = psb_wtime() - t1 if(info /= psb_success_) then @@ -691,29 +197,54 @@ program pdgenmv stop end if -#ifdef OPENACC select case(psb_toupper(agfmt)) +#if defined(PSB_HAVE_CUDA) case('ELG') agmold => aelg + vgmold => dvgpu + igmold => ivgpu case('HLG') + call psi_set_hksz(32) agmold => ahlg + vgmold => dvgpu + igmold => ivgpu + case('HDIAG') + agmold => ahdiag + vgmold => dvgpu + igmold => ivgpu case('CSRG') agmold => acsrg - case default - write(*,*) 'Unknown format defaulting to HLG' - agmold => ahlg - end select + vgmold => dvgpu + igmold => ivgpu +#endif +#if defined(PSB_OPENACC) + case('ELO') + agmold => aelo + vgmold => dvoac + igmold => ivoac + case('HLO') + call psi_set_hksz(32) + agmold => ahlo + vgmold => dvoac + igmold => ivoac +!!$ case('HDIAG') +!!$ amold => ahdiag + case('CSRO') + agmold => acsro + vgmold => dvoac + igmold => ivoac #endif + end select call a%cscnv(agpu,info,mold=agmold) if ((info /= 0).or.(psb_get_errstatus()/=0)) then write(0,*) 'From cscnv ',info call psb_error() stop end if - call desc_a%cnv(mold=imold) + call desc_a%cnv(mold=igmold) - call psb_geasb(bg,desc_a,info,scratch=.true.,mold=vmold) - call psb_geasb(xg,desc_a,info,scratch=.true.,mold=vmold) + call psb_geasb(bg,desc_a,info,scratch=.true.,mold=vgmold) + call psb_geasb(xg,desc_a,info,scratch=.true.,mold=vgmold) nr = desc_a%get_local_rows() nrg = desc_a%get_global_rows() call psb_geall(x0,desc_a,info) @@ -738,11 +269,10 @@ program pdgenmv call xv%bld(x0) call psb_geasb(bv,desc_a,info,scratch=.true.) -#ifdef OPENACC - +#if defined(PSB_OPENACC)||defined(PSB_HAVE_CUDA) call aux_a%cscnv(agpu,info,mold=acoo) - call xg%bld(x0,mold=vmold) - call psb_geasb(bg,desc_a,info,scratch=.true.,mold=vmold) + call xg%bld(x0,mold=vgmold) + call psb_geasb(bg,desc_a,info,scratch=.true.,mold=vgmold) call psb_barrier(ctxt) t1 = psb_wtime() call agpu%cscnv(info,mold=agmold) @@ -765,7 +295,7 @@ program pdgenmv t2 = psb_wtime() - t1 call psb_amx(ctxt,t2) -#ifdef OPENACC +#if defined(PSB_OPENACC)||defined(PSB_HAVE_CUDA) call xg%set(x0) ! FIXME: cache flush needed here @@ -861,7 +391,7 @@ program pdgenmv tflops = flops gflops = flops * ngpu write(psb_out_unit,'("Storage type for A: ",a)') a%get_fmt() -#ifdef OPENACC +#if defined(PSB_OPENACC)||defined(PSB_HAVE_CUDA) write(psb_out_unit,'("Storage type for AGPU: ",a)') agpu%get_fmt() write(psb_out_unit,'("Time to convert A from COO to CPU (1): ",F20.9)')& & tcnvc1 @@ -891,7 +421,7 @@ program pdgenmv & t2*1.d3/(1.d0*ntests) write(psb_out_unit,'("MFLOPS (CPU) : ",F20.3)')& & flops/1.d6 -#ifdef OPENACC +#if defined(PSB_OPENACC)||defined(PSB_HAVE_CUDA) write(psb_out_unit,'("Time for ",i6," products (s) (xGPU) : ",F20.3)')& & ntests, tt2 write(psb_out_unit,'("Time per product (ms) (xGPU) : ",F20.3)')& @@ -916,7 +446,7 @@ program pdgenmv bdwdth = ntests*nbytes/(t2*1.d6) write(psb_out_unit,*) write(psb_out_unit,'("MBYTES/S sust. effective bandwidth (CPU) : ",F20.3)') bdwdth -#ifdef OPENACC +#if defined(PSB_OPENACC)||defined(PSB_HAVE_CUDA) bdwdth = ngpu*ntests*nbytes/(gt2*1.d6) write(psb_out_unit,'("MBYTES/S sust. effective bandwidth (GPU) : ",F20.3)') bdwdth !!$ bdwdth = psb_oacc_MemoryPeakBandwidth() @@ -941,8 +471,11 @@ program pdgenmv call psb_errpush(info,name,a_err=ch_err) goto 9999 end if -#ifdef OPENACC +#ifdef PSB_OPENACC call psb_oacc_exit() +#endif +#ifdef PSB_HAVE_CUDA + call psb_cuda_exit() #endif call psb_exit(ctxt) stop @@ -967,7 +500,7 @@ contains if (iam == 0) then write(*,*) 'CPU side format?' read(psb_inp_unit,*) acfmt - write(*,*) 'OACC side format?' + write(*,*) 'DEVICE side format?' read(psb_inp_unit,*) agfmt write(*,*) 'Size of discretization cube?' read(psb_inp_unit,*) idim diff --git a/test/openacc/dpmix.F90 b/test/openacc/dpmix.F90 deleted file mode 100644 index 3950dc44..00000000 --- a/test/openacc/dpmix.F90 +++ /dev/null @@ -1,1216 +0,0 @@ -! -! Parallel Sparse BLAS GPU plugin -! (C) Copyright 2013 -! Salvatore Filippone -! Alessandro Fanfarillo -! -! 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 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: dpdegenmv.f90 -! -! Program: pdegenmv -! This sample program measures the performance of the matrix-vector product. -! The matrix is generated in the same way as for the pdegen test case of -! the main PSBLAS library. -! -! -module psb_d_pde3d_mod - - - use psb_base_mod, only : psb_dpk_, psb_ipk_, psb_lpk_, psb_desc_type,& - & psb_dspmat_type, psb_d_vect_type, dzero,& - & psb_d_base_sparse_mat, psb_d_base_vect_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,bv,xv,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_vect_type) :: xv,bv - 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_vect_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),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(xv,desc_a,info) - if (info == psb_success_) call psb_geall(bv,desc_a,info) - - 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),bv,desc_a,info) - if(info /= psb_success_) exit - zt(:)=dzero - call psb_geins(ib,myidx(ii:ii+ib-1),zt(1:ib),xv,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(xv,desc_a,info,mold=vmold) - if (info == psb_success_) call psb_geasb(bv,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 pdgenmv - use psb_base_mod - use psb_util_mod - use psb_ext_mod -#ifdef OPENACC - use psb_oacc_mod -#endif -#ifdef CUDA - use psb_cuda_mod -#endif - use psb_d_pde3d_mod - implicit none - - ! input parameters - character(len=5) :: acfmt, agfmt - integer :: idim - logical :: tnd - ! miscellaneous - real(psb_dpk_), parameter :: one = 1.d0 - real(psb_dpk_) :: t1, t2, tprec, flops, tflops,& - & tt1, tt2, gt1, gt2, gflops, bdwdth,& - & tcnvcsr, tcnvc1, tcnvgpu, tcnvg1 - - ! sparse matrix and preconditioner - type(psb_dspmat_type) :: a, aoacc, aux_a, acuda - ! descriptor - type(psb_desc_type) :: desc_a - ! dense matrices - type(psb_d_vect_type), target :: xv, bv, xoacc, boacc, xcuda,bcuda -#ifdef OPENACC - type(psb_d_vect_oacc) :: vomold - type(psb_i_vect_oacc) :: iomold -#endif -#ifdef CUDA - type(psb_d_vect_cuda) :: vgmold - type(psb_i_vect_cuda) :: igmold -#endif - real(psb_dpk_), allocatable :: x1(:), x2(:), x0(:) - ! blacs parameters - type(psb_ctxt_type) :: ctxt - integer :: iam, np - - ! solver parameters - integer(psb_epk_) :: amatsize, precsize, descsize, annz, nbytes - real(psb_dpk_) :: err, eps, tnv, tng,tdot, dnrm2,ddot - integer, parameter :: ntests=8, ngpu=4, ncnv=3 - type(psb_d_coo_sparse_mat), target :: acoo - type(psb_d_csr_sparse_mat), target :: acsr - type(psb_d_ell_sparse_mat), target :: aell - type(psb_d_hll_sparse_mat), target :: ahll - type(psb_d_dia_sparse_mat), target :: adia - type(psb_d_hdia_sparse_mat), target :: ahdia -#ifdef OPENACC - type(psb_d_oacc_ell_sparse_mat), target :: aelg - type(psb_d_oacc_csr_sparse_mat), target :: acsrg - type(psb_d_oacc_hll_sparse_mat), target :: ahlg -#endif -#ifdef CUDA - type(psb_d_cuda_elg_sparse_mat), target :: acelg - type(psb_d_cuda_csrg_sparse_mat), target :: accsrg - type(psb_d_cuda_hlg_sparse_mat), target :: achlg -#endif - class(psb_d_base_sparse_mat), pointer :: agmold, acmold, aomold - - ! other variables - logical, parameter :: dump=.false. - integer(psb_ipk_) :: info, i, j, nr, nrg - integer(psb_lpk_) :: ig - character(len=20) :: name,ch_err - character(len=40) :: fname - - info=psb_success_ - - - call psb_init(ctxt) - call psb_info(ctxt,iam,np) - -#ifdef OPENACC - call psb_oacc_init(ctxt) -#endif - -#ifdef CUDA - call psb_cuda_init(ctxt) -#endif - - 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='pdegenmv-oacc' - ! - ! Hello world - ! - if (iam == psb_root_) then - write(*,*) 'Welcome to PSBLAS version: ',psb_version_string_ - write(*,*) 'This is the ',trim(name),' sample program' - end if -#ifdef OPENACC -!!$ write(*,*) 'Process ',iam,' running on device: ', psb_oacc_getDevice(),' out of', psb_oacc_getDeviceCount() -!!$ write(*,*) 'Process ',iam,' device ', psb_oacc_getDevice(),' is a: ', trim(psb_oacc_DeviceName()) -#endif -#ifdef CUDA - 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()) -#endif -!!$ call psb_oacc_DeviceSync() - call psb_cuda_DeviceSync() - ! - ! get parameters - ! - call get_parms(ctxt,acfmt,agfmt,idim,tnd) - call psb_init_timers() - ! - ! allocate and fill in the coefficient matrix and initial vectors - ! - call psb_barrier(ctxt) - t1 = psb_wtime() - call psb_gen_pde3d(ctxt,idim,a,bv,xv,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,'(" ")') - - if (dump) then - write(fname,'(a,i3.3,a,i3.3,a,i3.3,a)') 'pde',idim,'-',iam,'-',np,'.mtx' - call a%print(fname,head='PDEGEN test matrix') - end if - - select case(psb_toupper(acfmt)) - case('ELL') - acmold => aell - case('HLL') - acmold => ahll - case('DIA') - acmold => adia - case('HDIA') - acmold => ahdia - case('CSR') - acmold => acsr - case('COO') - acmold => acoo - case default - write(*,*) 'Unknown format defaulting to HLL' - acmold => ahll - end select - call a%cscnv(info,mold=acmold) - if ((info /= 0).or.(psb_get_errstatus()/=0)) then - write(0,*) 'From cscnv ',info - call psb_error() - stop - end if - -#ifdef OPENACC - select case(psb_toupper(agfmt)) - case('ELG') - aomold => aelg - case('HLG') - aomold => ahlg - case('CSRG') - aomold => acsrg - case default - write(*,*) 'Unknown format defaulting to HLG' - aomold => ahlg - end select - call a%cscnv(aoacc,info,mold=aomold) - if ((info /= 0).or.(psb_get_errstatus()/=0)) then - write(0,*) 'From cscnv ',info - call psb_error() - stop - end if - call desc_a%cnv(mold=iomold) - - call psb_geasb(boacc,desc_a,info,scratch=.true.,mold=vomold) - call psb_geasb(xoacc,desc_a,info,scratch=.true.,mold=vomold) - nr = desc_a%get_local_rows() - nrg = desc_a%get_global_rows() - call psb_geall(x0,desc_a,info) - do i=1, nr - call desc_a%l2g(i,ig,info) - x0(i) = 1.0 + (1.0*ig)/(nrg**2) - end do - call a%cscnv(aux_a,info,mold=acoo) - tcnvcsr = 0 - tcnvgpu = 0 - call psb_geall(x1,desc_a,info) - do j=1, ncnv - call aux_a%cscnv(a,info,mold=acoo) - call psb_barrier(ctxt) - t1 = psb_wtime() - call a%cscnv(info,mold=acmold) - t2 = psb_Wtime() -t1 - call psb_amx(ctxt,t2) - tcnvcsr = tcnvcsr + t2 - if (j==1) tcnvc1 = t2 - call psb_geasb(x1,desc_a,info) - call xv%bld(x0) - call psb_geasb(bv,desc_a,info,scratch=.true.) - - - call aux_a%cscnv(aoacc,info,mold=acoo) - call xoacc%bld(x0,mold=vomold) - call psb_geasb(boacc,desc_a,info,scratch=.true.,mold=vomold) - call psb_barrier(ctxt) - t1 = psb_wtime() - call aoacc%cscnv(info,mold=aomold) -!!$ call psb_oacc_DeviceSync() - t2 = psb_Wtime() -t1 - call psb_amx(ctxt,t2) - if (j==1) tcnvg1 = t2 - tcnvgpu = tcnvgpu + t2 - end do - - call xv%set(x0) - call psb_barrier(ctxt) - t1 = psb_wtime() - do i=1,ntests - call psb_spmm(done,a,xv,dzero,bv,desc_a,info) - end do - call psb_barrier(ctxt) - t2 = psb_wtime() - t1 - call psb_amx(ctxt,t2) - - call xoacc%set(x0) - - ! FIXME: cache flush needed here - x1 = bv%get_vect() - x2 = boacc%get_vect() - - call psb_barrier(ctxt) - tt1 = psb_wtime() - do i=1,ntests - call psb_spmm(done,aoacc,xv,dzero,boacc,desc_a,info) - if ((info /= 0).or.(psb_get_errstatus()/=0)) then - write(0,*) 'From 1 spmm',info,i,ntests - call psb_error() - stop - end if - - end do -!!$ call psb_oacc_DeviceSync() - call psb_barrier(ctxt) - tt2 = psb_wtime() - tt1 - call psb_amx(ctxt,tt2) - x1 = bv%get_vect() - x2 = boacc%get_vect() - nr = desc_a%get_local_rows() - eps = maxval(abs(x1(1:nr)-x2(1:nr))) - call psb_amx(ctxt,eps) - if (iam==0) write(*,*) 'Max diff on xoaccPU',eps - - ! FIXME: cache flush needed here - call xoacc%set(x0) - call xoacc%sync() - call psb_barrier(ctxt) - gt1 = psb_wtime() - do i=1,ntests*ngpu - call psb_spmm(done,aoacc,xoacc,dzero,boacc,desc_a,info) - ! For timing purposes we need to make sure all threads - ! in the device are done. - if ((info /= 0).or.(psb_get_errstatus()/=0)) then - write(0,*) 'From 2 spmm',info,i,ntests - call psb_error() - stop - end if - - end do -!!$ call psb_oacc_DeviceSync() - call psb_barrier(ctxt) - gt2 = psb_wtime() - gt1 - call psb_amx(ctxt,gt2) - call boacc%sync() - x1 = bv%get_vect() - x2 = boacc%get_vect() - tnv = psb_genrm2(bv,desc_a,info) - tng = psb_genrm2(boacc,desc_a,info) - tdot = psb_gedot(boacc,boacc,desc_a,info) -!!$ write(0,*) ' bv ',tnv,' boacc ',tng, ' dot ',tdot,eps,& -!!$ & dnrm2(desc_a%get_local_rows(),x2,1),& -!!$ & ddot(desc_a%get_local_rows(),x1,1,x2,1) - call psb_geaxpby(-done,boacc,+done,bv,desc_a,info) - eps = psb_geamax(bv,desc_a,info) - - call psb_amx(ctxt,t2) - eps = maxval(abs(x1(1:nr)-x2(1:nr))) - call psb_amx(ctxt,eps) - if (iam==0) write(*,*) 'Max diff on GPU',eps - if (dump) then - write(fname,'(a,i3.3,a,i3.3,a)')'XCPU-out-',iam,'-',np,'.mtx' - call mm_array_write(x1(1:nr),'Local part CPU',info,filename=fname) - write(fname,'(a,i3.3,a,i3.3,a)')'XGPU-out-',iam,'-',np,'.mtx' - call mm_array_write(x2(1:nr),'Local part GPU',info,filename=fname) - end if - - annz = a%get_nzeros() - amatsize = a%sizeof() - descsize = psb_sizeof(desc_a) - call psb_sum(ctxt,nr) - call psb_sum(ctxt,annz) - call psb_sum(ctxt,amatsize) - call psb_sum(ctxt,descsize) - - if (iam == psb_root_) then - write(psb_out_unit,& - & '("Matrix: ell1 ",i0)') idim - write(psb_out_unit,& - &'("Test on : ",i20," processors")') np - write(psb_out_unit,& - &'("Size of matrix : ",i20," ")') nr - write(psb_out_unit,& - &'("Number of nonzeros : ",i20," ")') annz - write(psb_out_unit,& - &'("Memory occupation : ",i20," ")') amatsize - flops = ntests*(2.d0*annz) - tflops = flops - gflops = flops * ngpu - write(psb_out_unit,'("Storage type for A: ",a)') a%get_fmt() - write(psb_out_unit,'("Storage type for AOACC: ",a)') aoacc%get_fmt() - write(psb_out_unit,'("Time to convert A from COO to CPU (1): ",F20.9)')& - & tcnvc1 - write(psb_out_unit,'("Time to convert A from COO to CPU (t): ",F20.9)')& - & tcnvcsr - write(psb_out_unit,'("Time to convert A from COO to CPU (a): ",F20.9)')& - & tcnvcsr/ncnv - write(psb_out_unit,'("Time to convert A from COO to GPU (1): ",F20.9)')& - & tcnvg1 - write(psb_out_unit,'("Time to convert A from COO to GPU (t): ",F20.9)')& - & tcnvgpu - write(psb_out_unit,'("Time to convert A from COO to GPU (a): ",F20.9)')& - & tcnvgpu/ncnv - - write(psb_out_unit,& - & '("Number of flops (",i0," prod) : ",F20.0," ")') & - & ntests,flops - - flops = flops / (t2) - tflops = tflops / (tt2) - gflops = gflops / (gt2) - - write(psb_out_unit,'("Time for ",i6," products (s) (CPU) : ",F20.3)')& - & ntests,t2 - write(psb_out_unit,'("Time per product (ms) (CPU) : ",F20.3)')& - & t2*1.d3/(1.d0*ntests) - write(psb_out_unit,'("MFLOPS (CPU) : ",F20.3)')& - & flops/1.d6 - write(psb_out_unit,'("Time for ",i6," products (s) (xGPU) : ",F20.3)')& - & ntests, tt2 - write(psb_out_unit,'("Time per product (ms) (xGPU) : ",F20.3)')& - & tt2*1.d3/(1.d0*ntests) - write(psb_out_unit,'("MFLOPS (xGPU) : ",F20.3)')& - & tflops/1.d6 - - write(psb_out_unit,'("Time for ",i6," products (s) (GPU.) : ",F20.3)')& - & ngpu*ntests,gt2 - write(psb_out_unit,'("Time per product (ms) (GPU.) : ",F20.3)')& - & gt2*1.d3/(1.d0*ntests*ngpu) - write(psb_out_unit,'("MFLOPS (GPU.) : ",F20.3)')& - & gflops/1.d6 - ! - ! This computation assumes the data movement associated with CSR: - ! it is minimal in terms of coefficients. Other formats may either move - ! more data (padding etc.) or less data (if they can save on the indices). - ! - nbytes = nr*(2*psb_sizeof_dp + psb_sizeof_ip)+& - & annz*(psb_sizeof_dp + psb_sizeof_ip) - bdwdth = ntests*nbytes/(t2*1.d6) - write(psb_out_unit,*) - write(psb_out_unit,'("MBYTES/S sust. effective bandwidth (CPU) : ",F20.3)') bdwdth - bdwdth = ngpu*ntests*nbytes/(gt2*1.d6) - write(psb_out_unit,'("MBYTES/S sust. effective bandwidth (GPU) : ",F20.3)') bdwdth -!!$ bdwdth = psb_oacc_MemoryPeakBandwidth() - write(psb_out_unit,'("MBYTES/S peak bandwidth (GPU) : ",F20.3)') bdwdth - write(psb_out_unit,'("Storage type for DESC_A: ",a)') desc_a%indxmap%get_fmt() - write(psb_out_unit,'("Total memory occupation for DESC_A: ",i12)')descsize - end if -#endif - -#ifdef CUDA - select case(psb_toupper(agfmt)) - case('ELG') - agmold => acelg - case('HLG') - agmold => achlg - case('CSRG') - agmold => accsrg - case default - write(*,*) 'Unknown format defaulting to HLG' - agmold => achlg - end select - call a%cscnv(acuda,info,mold=agmold) - if ((info /= 0).or.(psb_get_errstatus()/=0)) then - write(0,*) 'From cscnv ',info - call psb_error() - stop - end if - call desc_a%cnv(mold=igmold) - call psb_geasb(bcuda,desc_a,info,scratch=.true.,mold=vgmold) - call psb_geasb(xcuda,desc_a,info,scratch=.true.,mold=vgmold) - nr = desc_a%get_local_rows() - nrg = desc_a%get_global_rows() - call psb_geall(x0,desc_a,info) - do i=1, nr - call desc_a%l2g(i,ig,info) - x0(i) = 1.0 + (1.0*ig)/(nrg**2) - end do - call a%cscnv(aux_a,info,mold=acoo) - tcnvcsr = 0 - tcnvgpu = 0 - call psb_geall(x1,desc_a,info) - do j=1, ncnv - call aux_a%cscnv(a,info,mold=acoo) - call psb_barrier(ctxt) - t1 = psb_wtime() - call a%cscnv(info,mold=acmold) - t2 = psb_Wtime() -t1 - call psb_amx(ctxt,t2) - tcnvcsr = tcnvcsr + t2 - if (j==1) tcnvc1 = t2 - call psb_geasb(x1,desc_a,info) - call xv%bld(x0) - call psb_geasb(bv,desc_a,info,scratch=.true.) - call aux_a%cscnv(acuda,info,mold=acoo) - call xcuda%bld(x0,mold=vgmold) - call psb_geasb(bcuda,desc_a,info,scratch=.true.,mold=vgmold) - call psb_barrier(ctxt) - t1 = psb_wtime() - call acuda%cscnv(info,mold=agmold) - call psb_cuda_DeviceSync() - t2 = psb_Wtime() -t1 - call psb_amx(ctxt,t2) - if (j==1) tcnvg1 = t2 - tcnvgpu = tcnvgpu + t2 - end do - call xv%set(x0) - call psb_barrier(ctxt) - t1 = psb_wtime() - do i=1,ntests - call psb_spmm(done,a,xv,dzero,bv,desc_a,info) - end do - call psb_barrier(ctxt) - t2 = psb_wtime() - t1 - call psb_amx(ctxt,t2) - - call xcuda%set(x0) - - ! FIXME: cache flush needed here - x1 = bv%get_vect() - x2 = bcuda%get_vect() - - call psb_barrier(ctxt) - tt1 = psb_wtime() - do i=1,ntests - call psb_spmm(done,acuda,xv,dzero,bcuda,desc_a,info) - if ((info /= 0).or.(psb_get_errstatus()/=0)) then - write(0,*) 'From 1 spmm',info,i,ntests - call psb_error() - stop - end if - - end do - call psb_cuda_DeviceSync() - call psb_barrier(ctxt) - tt2 = psb_wtime() - tt1 - call psb_amx(ctxt,tt2) - x1 = bv%get_vect() - x2 = bcuda%get_vect() - nr = desc_a%get_local_rows() - eps = maxval(abs(x1(1:nr)-x2(1:nr))) - call psb_amx(ctxt,eps) - if (iam==0) write(*,*) 'Max diff on xGPU',eps - - ! FIXME: cache flush needed here - call xcuda%set(x0) - call xcuda%sync() - call psb_barrier(ctxt) - gt1 = psb_wtime() - do i=1,ntests*ngpu - call psb_spmm(done,acuda,xcuda,dzero,bcuda,desc_a,info) - ! For timing purposes we need to make sure all threads - ! in the device are done. - if ((info /= 0).or.(psb_get_errstatus()/=0)) then - write(0,*) 'From 2 spmm',info,i,ntests - call psb_error() - stop - end if - - end do - - call psb_cuda_DeviceSync() - call psb_barrier(ctxt) - gt2 = psb_wtime() - gt1 - call psb_amx(ctxt,gt2) - call bcuda%sync() - x1 = bv%get_vect() - x2 = bcuda%get_vect() - tnv = psb_genrm2(bv,desc_a,info) - tng = psb_genrm2(bcuda,desc_a,info) - tdot = psb_gedot(bcuda,bcuda,desc_a,info) - write(0,*) ' bv ',tnv,' bcuda ',tng, ' dot ',tdot,eps,& - & dnrm2(desc_a%get_local_rows(),x2,1),& - & ddot(desc_a%get_local_rows(),x1,1,x2,1) - call psb_geaxpby(-done,bcuda,+done,bv,desc_a,info) - eps = psb_geamax(bv,desc_a,info) - - call psb_amx(ctxt,t2) - eps = maxval(abs(x1(1:nr)-x2(1:nr))) - call psb_amx(ctxt,eps) - if (iam==0) write(*,*) 'Max diff on GPU',eps - if (dump) then - write(fname,'(a,i3.3,a,i3.3,a)')'XCPU-out-',iam,'-',np,'.mtx' - call mm_array_write(x1(1:nr),'Local part CPU',info,filename=fname) - write(fname,'(a,i3.3,a,i3.3,a)')'XGPU-out-',iam,'-',np,'.mtx' - call mm_array_write(x2(1:nr),'Local part GPU',info,filename=fname) - end if - - annz = a%get_nzeros() - amatsize = a%sizeof() - descsize = psb_sizeof(desc_a) - call psb_sum(ctxt,nr) - call psb_sum(ctxt,annz) - call psb_sum(ctxt,amatsize) - call psb_sum(ctxt,descsize) - - if (iam == psb_root_) then - write(psb_out_unit,& - & '("Matrix: ell1 ",i0)') idim - write(psb_out_unit,& - &'("Test on : ",i20," processors")') np - write(psb_out_unit,& - &'("Size of matrix : ",i20," ")') nr - write(psb_out_unit,& - &'("Number of nonzeros : ",i20," ")') annz - write(psb_out_unit,& - &'("Memory occupation : ",i20," ")') amatsize - flops = ntests*(2.d0*annz) - tflops = flops - gflops = flops * ngpu - write(psb_out_unit,'("Storage type for A: ",a)') a%get_fmt() - write(psb_out_unit,'("Storage type for ACUDA: ",a)') acuda%get_fmt() - write(psb_out_unit,'("Time to convert A from COO to CPU (1): ",F20.9)')& - & tcnvc1 - write(psb_out_unit,'("Time to convert A from COO to CPU (t): ",F20.9)')& - & tcnvcsr - write(psb_out_unit,'("Time to convert A from COO to CPU (a): ",F20.9)')& - & tcnvcsr/ncnv - write(psb_out_unit,'("Time to convert A from COO to GPU (1): ",F20.9)')& - & tcnvg1 - write(psb_out_unit,'("Time to convert A from COO to GPU (t): ",F20.9)')& - & tcnvgpu - write(psb_out_unit,'("Time to convert A from COO to GPU (a): ",F20.9)')& - & tcnvgpu/ncnv - write(psb_out_unit,& - & '("Number of flops (",i0," prod) : ",F20.0," ")') & - & ntests,flops - - flops = flops / (t2) - tflops = tflops / (tt2) - gflops = gflops / (gt2) - - write(psb_out_unit,'("Time for ",i6," products (s) (CPU) : ",F20.3)')& - & ntests,t2 - write(psb_out_unit,'("Time per product (ms) (CPU) : ",F20.3)')& - & t2*1.d3/(1.d0*ntests) - write(psb_out_unit,'("MFLOPS (CPU) : ",F20.3)')& - & flops/1.d6 - write(psb_out_unit,'("Time for ",i6," products (s) (xGPU) : ",F20.3)')& - & ntests, tt2 - write(psb_out_unit,'("Time per product (ms) (xGPU) : ",F20.3)')& - & tt2*1.d3/(1.d0*ntests) - write(psb_out_unit,'("MFLOPS (xGPU) : ",F20.3)')& - & tflops/1.d6 - - write(psb_out_unit,'("Time for ",i6," products (s) (GPU.) : ",F20.3)')& - & ngpu*ntests,gt2 - write(psb_out_unit,'("Time per product (ms) (GPU.) : ",F20.3)')& - & gt2*1.d3/(1.d0*ntests*ngpu) - write(psb_out_unit,'("MFLOPS (GPU.) : ",F20.3)')& - & gflops/1.d6 - ! - ! This computation assumes the data movement associated with CSR: - ! it is minimal in terms of coefficients. Other formats may either move - ! more data (padding etc.) or less data (if they can save on the indices). - ! - nbytes = nr*(2*psb_sizeof_dp + psb_sizeof_ip)+& - & annz*(psb_sizeof_dp + psb_sizeof_ip) - bdwdth = ntests*nbytes/(t2*1.d6) - write(psb_out_unit,*) - write(psb_out_unit,'("MBYTES/S sust. effective bandwidth (CPU) : ",F20.3)') bdwdth - bdwdth = ngpu*ntests*nbytes/(gt2*1.d6) - write(psb_out_unit,'("MBYTES/S sust. effective bandwidth (GPU) : ",F20.3)') bdwdth - bdwdth = psb_cuda_MemoryPeakBandwidth() - write(psb_out_unit,'("MBYTES/S peak bandwidth (GPU) : ",F20.3)') bdwdth - write(psb_out_unit,'("Storage type for DESC_A: ",a)') desc_a%indxmap%get_fmt() - write(psb_out_unit,'("Total memory occupation for DESC_A: ",i12)')descsize - - end if -#endif - -#ifdef OPENACC - call psb_oacc_exit() -#endif -#ifdef CUDA - call psb_cuda_exit() -#endif - call psb_exit(ctxt) - stop - -9999 continue - call psb_error(ctxt) - -contains - ! - ! get iteration parameters from standard input - ! - subroutine get_parms(ctxt,acfmt,agfmt,idim,tnd) - type(psb_ctxt_type) :: ctxt - character(len=*) :: agfmt, acfmt - integer :: idim - logical :: tnd - integer :: np, iam - integer :: intbuf(10), ip - - call psb_info(ctxt, iam, np) - - if (iam == 0) then - write(*,*) 'CPU side format?' - read(psb_inp_unit,*) acfmt - write(*,*) 'OACC side format?' - read(psb_inp_unit,*) agfmt - write(*,*) 'Size of discretization cube?' - read(psb_inp_unit,*) idim - write(*,*) 'Try comm/comp overlap?' - read(psb_inp_unit,*) tnd - endif - call psb_bcast(ctxt,acfmt) - call psb_bcast(ctxt,agfmt) - call psb_bcast(ctxt,idim) - call psb_bcast(ctxt,tnd) - - if (iam == 0) then - write(psb_out_unit,'("Testing matrix : ell1")') - write(psb_out_unit,'("Grid dimensions : ",i4,"x",i4,"x",i4)')idim,idim,idim - write(psb_out_unit,'("Number of processors : ",i0)')np - write(psb_out_unit,'("Data distribution : BLOCK")') - write(psb_out_unit,'(" ")') - write(psb_out_unit,'("Storage formats ",a)') acfmt,' ',agfmt - write(psb_out_unit,'("Testing overlap ND ",l8)') tnd - end if - return - - end subroutine get_parms - -end program pdgenmv