! ! Parallel Sparse BLAS version 3.5 ! (C) Copyright 2006-2018 ! Salvatore Filippone ! Alfredo Buttari ! ! Redistribution and use in source and binary forms, with or without ! modification, are permitted provided that the following conditions ! are met: ! 1. Redistributions of source code must retain the above copyright ! notice, this list of conditions and the following disclaimer. ! 2. Redistributions in binary form must reproduce the above copyright ! notice, this list of conditions, and the following disclaimer in the ! documentation and/or other materials provided with the distribution. ! 3. The name of the PSBLAS group or the names of its contributors may ! not be used to endorse or promote products derived from this ! software without specific 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. ! ! subroutine psi_m_exscanv(n,x,info,shift) use psi_m_serial_mod, psb_protect_name => psi_m_exscanv use psb_const_mod use psb_error_mod #if defined(OPENMP) use omp_lib #endif implicit none integer(psb_ipk_), intent(in) :: n integer(psb_mpk_), intent (inout) :: x(:) integer(psb_ipk_), intent(out) :: info integer(psb_mpk_), intent(in), optional :: shift integer(psb_mpk_) :: shift_, tp, ts integer(psb_ipk_) :: i logical is_nested, is_parallel if (present(shift)) then shift_ = shift else shift_ = mzero end if #if defined(OPENMP) is_parallel = omp_in_parallel() if (is_parallel) then call inner_m_exscan() else !$OMP PARALLEL default(shared) call inner_m_exscan() !$OMP END PARALLEL end if #else tp = shift_ do i=1,n ts = x(i) x(i) = tp tp = tp + ts end do #endif #if defined(OPENMP) contains subroutine inner_m_exscan() ! Note: all these variables are private, but SUMB should *really* be ! a pointer. The semantics of COPYPRIVATE is that the POINTER is copied ! so effectively we are recovering a SHARED SUMB which is what ! we need in this case. If it was an ALLOCATABLE, then it would be the contents ! that would get copied, and the SHARED effect would no longer be there. ! Simple parallel version of EXSCAN integer(psb_ipk_) :: i,ithread,nthreads,idxstart,idxend,wrk integer(psb_mpk_), pointer :: sumb(:) integer(psb_mpk_) :: tp, ts nthreads = omp_get_num_threads() ithread = omp_get_thread_num() !$OMP SINGLE allocate(sumb(nthreads+1)) sumb(:) = 0 !$OMP END SINGLE COPYPRIVATE(sumb) wrk = (n)/nthreads if (ithread < MOD((n),nthreads)) then wrk = wrk + 1 idxstart = ithread*wrk + 1 else idxstart = ithread*wrk + MOD((n),nthreads) + 1 end if idxend = min(idxstart + wrk - 1,n ) tp = mzero if (idxstart<=idxend) then do i=idxstart,idxend ts = x(i) x(i) = tp tp = tp + ts end do end if sumb(ithread+2) = tp !$OMP BARRIER !$OMP SINGLE do i=2,nthreads+1 sumb(i) = sumb(i) + sumb(i-1) end do !$OMP END SINGLE !$OMP BARRIER !$OMP DO SCHEDULE(STATIC) do i=1,n x(i) = x(i) + sumb(ithread+1) + shift_ end do !$OMP END DO !$OMP SINGLE deallocate(sumb) !$OMP END SINGLE end subroutine inner_m_exscan #endif end subroutine psi_m_exscanv subroutine psb_m_mgelp(trans,iperm,x,info) use psb_serial_mod, psb_protect_name => psb_m_mgelp use psb_const_mod use psb_error_mod implicit none integer(psb_mpk_), intent(inout) :: x(:,:) integer(psb_mpk_), intent(in) :: iperm(:) integer(psb_ipk_), intent(out) :: info character, intent(in) :: trans ! local variables integer(psb_mpk_),allocatable :: temp(:) integer(psb_ipk_) :: int_err(5), i1sz, i2sz, err_act,i,j integer(psb_ipk_), allocatable :: itemp(:) integer(psb_mpk_),parameter :: one=1 integer(psb_ipk_) :: debug_level, debug_unit character(len=20) :: name name = 'psb_mgelp' if(psb_get_errstatus() /= 0) return info=psb_success_ call psb_erractionsave(err_act) debug_unit = psb_get_debug_unit() debug_level = psb_get_debug_level() i1sz = size(x,dim=1) i2sz = size(x,dim=2) if (debug_level >= psb_debug_serial_)& & write(debug_unit,*) trim(name),': size',i1sz,i2sz allocate(temp(i1sz),itemp(size(iperm)),stat=info) if (info /= psb_success_) then info=2040 call psb_errpush(info,name) goto 9999 end if itemp(:) = iperm(:) if (.not.psb_isaperm(i1sz,itemp)) then info=psb_err_iarg_invalid_value_ int_err(1) = 1 call psb_errpush(info,name,i_err=int_err) goto 9999 endif select case( psb_toupper(trans)) case('N') do j=1,i2sz do i=1,i1sz temp(i) = x(itemp(i),j) end do do i=1,i1sz x(i,j) = temp(i) end do end do case('T') do j=1,i2sz do i=1,i1sz temp(itemp(i)) = x(i,j) end do do i=1,i1sz x(i,j) = temp(i) end do end do case default info=psb_err_from_subroutine_ call psb_errpush(info,name,a_err='mgelp') end select deallocate(temp,itemp) call psb_erractionrestore(err_act) return 9999 call psb_error_handler(err_act) return end subroutine psb_m_mgelp !!$ !!$ Parallel Sparse BLAS version 3.5 !!$ (C) Copyright 2006-2018 !!$ Salvatore Filippone University of Rome Tor Vergata !!$ Alfredo Buttari University of Rome Tor Vergata !!$ !!$ 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. !!$ !!$ ! ! ! Subroutine: psb_mgelpv ! Apply a left permutation to a dense matrix ! ! Arguments: ! trans - character. ! iperm - integer. ! x - real, dimension(:). ! info - integer. Return code. subroutine psb_m_mgelpv(trans,iperm,x,info) use psb_serial_mod, psb_protect_name => psb_m_mgelpv use psb_const_mod use psb_error_mod implicit none integer(psb_mpk_), intent(inout) :: x(:) integer(psb_mpk_), intent(in) :: iperm(:) integer(psb_ipk_), intent(out) :: info character, intent(in) :: trans ! local variables integer(psb_ipk_) :: int_err(5), i1sz, err_act, i integer(psb_mpk_),allocatable :: temp(:) integer(psb_ipk_), allocatable :: itemp(:) integer(psb_mpk_),parameter :: one=1 integer(psb_ipk_) :: debug_level, debug_unit character(len=20) :: name name = 'psb_mgelpv' if(psb_get_errstatus() /= 0) return info=psb_success_ call psb_erractionsave(err_act) debug_unit = psb_get_debug_unit() debug_level = psb_get_debug_level() i1sz = min(size(x),size(iperm)) if (debug_level >= psb_debug_serial_)& & write(debug_unit,*) trim(name),': size',i1sz allocate(temp(i1sz),itemp(size(iperm)),stat=info) if (info /= psb_success_) then info=2040 call psb_errpush(info,name) goto 9999 end if itemp(:) = iperm(:) if (.not.psb_isaperm(i1sz,itemp)) then info=psb_err_iarg_invalid_value_ int_err(1) = 1 call psb_errpush(info,name,i_err=int_err) goto 9999 endif select case( psb_toupper(trans)) case('N') do i=1,i1sz temp(i) = x(itemp(i)) end do do i=1,i1sz x(i) = temp(i) end do case('T') do i=1,i1sz temp(itemp(i)) = x(i) end do do i=1,i1sz x(i) = temp(i) end do case default info=psb_err_from_subroutine_ call psb_errpush(info,name,a_err='mgelp') end select deallocate(temp,itemp) call psb_erractionrestore(err_act) return 9999 call psb_error_handler(err_act) return end subroutine psb_m_mgelpv subroutine psb_e_mgelp(trans,iperm,x,info) use psb_serial_mod, psb_protect_name => psb_e_mgelp use psb_const_mod use psb_error_mod implicit none integer(psb_mpk_), intent(inout) :: x(:,:) integer(psb_epk_), intent(in) :: iperm(:) integer(psb_ipk_), intent(out) :: info character, intent(in) :: trans ! local variables integer(psb_mpk_),allocatable :: temp(:) integer(psb_ipk_) :: int_err(5), err_act integer(psb_epk_) :: i1sz, i2sz, i, j integer(psb_epk_), allocatable :: itemp(:) integer(psb_mpk_),parameter :: one=1 integer(psb_ipk_) :: debug_level, debug_unit character(len=20) :: name name = 'psb_mgelp' if(psb_get_errstatus() /= 0) return info=psb_success_ call psb_erractionsave(err_act) debug_unit = psb_get_debug_unit() debug_level = psb_get_debug_level() i1sz = size(x,dim=1) i2sz = size(x,dim=2) if (debug_level >= psb_debug_serial_)& & write(debug_unit,*) trim(name),': size',i1sz,i2sz allocate(temp(i1sz),itemp(size(iperm)),stat=info) if (info /= psb_success_) then info=2040 call psb_errpush(info,name) goto 9999 end if itemp(:) = iperm(:) if (.not.psb_isaperm(i1sz,itemp)) then info=psb_err_iarg_invalid_value_ int_err(1) = 1 call psb_errpush(info,name,i_err=int_err) goto 9999 endif select case( psb_toupper(trans)) case('N') do j=1,i2sz do i=1,i1sz temp(i) = x(itemp(i),j) end do do i=1,i1sz x(i,j) = temp(i) end do end do case('T') do j=1,i2sz do i=1,i1sz temp(itemp(i)) = x(i,j) end do do i=1,i1sz x(i,j) = temp(i) end do end do case default info=psb_err_from_subroutine_ call psb_errpush(info,name,a_err='mgelp') end select deallocate(temp,itemp) call psb_erractionrestore(err_act) return 9999 call psb_error_handler(err_act) return end subroutine psb_e_mgelp !!$ !!$ Parallel Sparse BLAS version 3.5 !!$ (C) Copyright 2006-2018 !!$ Salvatore Filippone University of Rome Tor Vergata !!$ Alfredo Buttari University of Rome Tor Vergata !!$ !!$ 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. !!$ !!$ ! ! ! Subroutine: psb_mgelpv ! Apply a left permutation to a dense matrix ! ! Arguments: ! trans - character. ! iperm - integer. ! x - real, dimension(:). ! info - integer. Return code. subroutine psb_e_mgelpv(trans,iperm,x,info) use psb_serial_mod, psb_protect_name => psb_e_mgelpv use psb_const_mod use psb_error_mod implicit none integer(psb_mpk_), intent(inout) :: x(:) integer(psb_epk_), intent(in) :: iperm(:) integer(psb_ipk_), intent(out) :: info character, intent(in) :: trans ! local variables integer(psb_ipk_) :: int_err(5), err_act integer(psb_mpk_),allocatable :: temp(:) integer(psb_epk_) :: i1sz, i integer(psb_epk_), allocatable :: itemp(:) integer(psb_ipk_) :: debug_level, debug_unit character(len=20) :: name name = 'psb_mgelp' if(psb_get_errstatus() /= 0) return info=psb_success_ call psb_erractionsave(err_act) debug_unit = psb_get_debug_unit() debug_level = psb_get_debug_level() i1sz = min(size(x),size(iperm)) if (debug_level >= psb_debug_serial_)& & write(debug_unit,*) trim(name),': size',i1sz allocate(temp(i1sz),itemp(size(iperm)),stat=info) if (info /= psb_success_) then info=2040 call psb_errpush(info,name) goto 9999 end if itemp(:) = iperm(:) if (.not.psb_isaperm(i1sz,itemp)) then info=psb_err_iarg_invalid_value_ int_err(1) = 1 call psb_errpush(info,name,i_err=int_err) goto 9999 endif select case( psb_toupper(trans)) case('N') do i=1,i1sz temp(i) = x(itemp(i)) end do do i=1,i1sz x(i) = temp(i) end do case('T') do i=1,i1sz temp(itemp(i)) = x(i) end do do i=1,i1sz x(i) = temp(i) end do case default info=psb_err_from_subroutine_ call psb_errpush(info,name,a_err='mgelp') end select deallocate(temp,itemp) call psb_erractionrestore(err_act) return 9999 call psb_error_handler(err_act) return end subroutine psb_e_mgelpv subroutine psi_maxpby(m,n,alpha, x, beta, y, info) use psb_const_mod use psb_error_mod implicit none integer(psb_ipk_), intent(in) :: m, n integer(psb_mpk_), intent (in) :: x(:,:) integer(psb_mpk_), intent (inout) :: y(:,:) integer(psb_mpk_), intent (in) :: alpha, beta integer(psb_ipk_), intent(out) :: info integer(psb_ipk_) :: err_act integer(psb_ipk_) :: lx, ly, i integer(psb_ipk_) :: ierr(5) character(len=20) :: name, ch_err name='psb_geaxpby' info=psb_success_ call psb_erractionsave(err_act) if (psb_errstatus_fatal()) then info = psb_err_internal_error_ ; goto 9999 end if if (m < 0) then info = psb_err_iarg_neg_ ierr(1) = 1; ierr(2) = m call psb_errpush(info,name,i_err=ierr) goto 9999 end if if (n < 0) then info = psb_err_iarg_neg_ ierr(1) = 2; ierr(2) = n call psb_errpush(info,name,i_err=ierr) goto 9999 end if lx = size(x,1) ly = size(y,1) if (lx < m) then info = psb_err_input_asize_small_i_ ierr(1) = 4; ierr(2) = m call psb_errpush(info,name,i_err=ierr) goto 9999 end if if (ly < m) then info = psb_err_input_asize_small_i_ ierr(1) = 6; ierr(2) = m call psb_errpush(info,name,i_err=ierr) goto 9999 end if if ((m>0).and.(n>0)) call maxpby(m,n,alpha,x,lx,beta,y,ly,info) call psb_erractionrestore(err_act) return 9999 call psb_error_handler(err_act) return end subroutine psi_maxpby subroutine psi_maxpbyv(m,alpha, x, beta, y, info) use psb_const_mod use psb_error_mod implicit none integer(psb_ipk_), intent(in) :: m integer(psb_mpk_), intent (in) :: x(:) integer(psb_mpk_), intent (inout) :: y(:) integer(psb_mpk_), intent (in) :: alpha, beta integer(psb_ipk_), intent(out) :: info integer(psb_ipk_) :: err_act integer(psb_ipk_) :: lx, ly integer(psb_ipk_) :: ierr(5) integer(psb_ipk_) :: i character(len=20) :: name, ch_err name='psb_geaxpby' info=psb_success_ call psb_erractionsave(err_act) if (psb_errstatus_fatal()) then info = psb_err_internal_error_ ; goto 9999 end if if (m < 0) then info = psb_err_iarg_neg_ ierr(1) = 1; ierr(2) = m call psb_errpush(info,name,i_err=ierr) goto 9999 end if lx = size(x,1) ly = size(y,1) if (lx < m) then info = psb_err_input_asize_small_i_ ierr(1) = 3; ierr(2) = m call psb_errpush(info,name,i_err=ierr) goto 9999 end if if (ly < m) then info = psb_err_input_asize_small_i_ ierr(1) = 5; ierr(2) = m call psb_errpush(info,name,i_err=ierr) goto 9999 end if ! if (m>0) call maxpby(m,ione,alpha,x,lx,beta,y,ly,info) if (alpha.eq.mzero) then if (beta.eq.mzero) then !$omp parallel do private(i) do i=1,m y(i) = mzero enddo else if (beta.eq.mone) then ! ! Do nothing! ! else if (beta.eq.-mone) then !$omp parallel do private(i) do i=1,m y(i) = - y(i) enddo else !$omp parallel do private(i) do i=1,m y(i) = beta*y(i) enddo endif else if (alpha.eq.mone) then if (beta.eq.mzero) then !$omp parallel do private(i) do i=1,m y(i) = x(i) enddo else if (beta.eq.mone) then !$omp parallel do private(i) do i=1,m y(i) = x(i) + y(i) enddo else if (beta.eq.-mone) then !$omp parallel do private(i) do i=1,m y(i) = x(i) - y(i) enddo else !$omp parallel do private(i) do i=1,m y(i) = x(i) + beta*y(i) enddo endif else if (alpha.eq.-mone) then if (beta.eq.mzero) then !$omp parallel do private(i) do i=1,m y(i) = -x(i) enddo else if (beta.eq.mone) then !$omp parallel do private(i) do i=1,m y(i) = -x(i) + y(i) enddo else if (beta.eq.-mone) then !$omp parallel do private(i) do i=1,m y(i) = -x(i) - y(i) enddo else !$omp parallel do private(i) do i=1,m y(i) = -x(i) + beta*y(i) enddo endif else if (beta.eq.mzero) then !$omp parallel do private(i) do i=1,m y(i) = alpha*x(i) enddo else if (beta.eq.mone) then !$omp parallel do private(i) do i=1,m y(i) = alpha*x(i) + y(i) enddo else if (beta.eq.-mone) then !$omp parallel do private(i) do i=1,m y(i) = alpha*x(i) - y(i) enddo else !$omp parallel do private(i) do i=1,m y(i) = alpha*x(i) + beta*y(i) enddo endif endif call psb_erractionrestore(err_act) return 9999 call psb_error_handler(err_act) return end subroutine psi_maxpbyv subroutine psi_maxpbyv2(m,alpha, x, beta, y, z, info) use psb_const_mod use psb_error_mod implicit none integer(psb_ipk_), intent(in) :: m integer(psb_mpk_), intent (in) :: x(:) integer(psb_mpk_), intent (in) :: y(:) integer(psb_mpk_), intent (inout) :: z(:) integer(psb_mpk_), intent (in) :: alpha, beta integer(psb_ipk_), intent(out) :: info integer(psb_ipk_) :: err_act integer(psb_ipk_) :: lx, ly, lz, i integer(psb_ipk_) :: ierr(5) character(len=20) :: name, ch_err name='psb_geaxpby' info=psb_success_ call psb_erractionsave(err_act) if (psb_errstatus_fatal()) then info = psb_err_internal_error_ ; goto 9999 end if if (m < 0) then info = psb_err_iarg_neg_ ierr(1) = 1; ierr(2) = m call psb_errpush(info,name,i_err=ierr) goto 9999 end if lx = size(x,1) ly = size(y,1) lz = size(z,1) if (lx < m) then info = psb_err_input_asize_small_i_ ierr(1) = 3; ierr(2) = m call psb_errpush(info,name,i_err=ierr) goto 9999 end if if (ly < m) then info = psb_err_input_asize_small_i_ ierr(1) = 5; ierr(2) = m call psb_errpush(info,name,i_err=ierr) goto 9999 end if if (lz < m) then info = psb_err_input_asize_small_i_ ierr(1) = 5; ierr(2) = m call psb_errpush(info,name,i_err=ierr) goto 9999 end if if (alpha.eq.mzero) then if (beta.eq.mzero) then !$omp parallel do private(i) do i=1,m Z(i) = mzero enddo else if (beta.eq.mone) then ! ! Do nothing! ! else if (beta.eq.-mone) then !$omp parallel do private(i) do i=1,m Z(i) = - y(i) enddo else !$omp parallel do private(i) do i=1,m Z(i) = beta*y(i) enddo endif else if (alpha.eq.mone) then if (beta.eq.mzero) then !$omp parallel do private(i) do i=1,m Z(i) = x(i) enddo else if (beta.eq.mone) then !$omp parallel do private(i) do i=1,m Z(i) = x(i) + y(i) enddo else if (beta.eq.-mone) then !$omp parallel do private(i) do i=1,m Z(i) = x(i) - y(i) enddo else !$omp parallel do private(i) do i=1,m Z(i) = x(i) + beta*y(i) enddo endif else if (alpha.eq.-mone) then if (beta.eq.mzero) then !$omp parallel do private(i) do i=1,m Z(i) = -x(i) enddo else if (beta.eq.mone) then !$omp parallel do private(i) do i=1,m Z(i) = -x(i) + y(i) enddo else if (beta.eq.-mone) then !$omp parallel do private(i) do i=1,m Z(i) = -x(i) - y(i) enddo else !$omp parallel do private(i) do i=1,m Z(i) = -x(i) + beta*y(i) enddo endif else if (beta.eq.mzero) then !$omp parallel do private(i) do i=1,m Z(i) = alpha*x(i) enddo else if (beta.eq.mone) then !$omp parallel do private(i) do i=1,m Z(i) = alpha*x(i) + y(i) enddo else if (beta.eq.-mone) then !$omp parallel do private(i) do i=1,m Z(i) = alpha*x(i) - y(i) enddo else !$omp parallel do private(i) do i=1,m Z(i) = alpha*x(i) + beta*y(i) enddo endif endif call psb_erractionrestore(err_act) return 9999 call psb_error_handler(err_act) return end subroutine psi_maxpbyv2 subroutine psi_mgthmv(n,k,idx,alpha,x,beta,y) use psb_const_mod implicit none integer(psb_ipk_) :: n, k, idx(:) integer(psb_mpk_) :: x(:,:), y(:),alpha,beta ! Locals integer(psb_ipk_) :: i, j, pt if (beta == mzero) then if (alpha == mzero) then pt=0 do j=1,k do i=1,n pt=pt+1 y(pt) = mzero end do end do else if (alpha == mone) then pt=0 do j=1,k do i=1,n pt=pt+1 y(pt) = x(idx(i),j) end do end do else if (alpha == -mone) then pt=0 do j=1,k do i=1,n pt=pt+1 y(pt) = -x(idx(i),j) end do end do else pt=0 do j=1,k do i=1,n pt=pt+1 y(pt) = alpha*x(idx(i),j) end do end do end if else if (beta == mone) then ! Do nothing else if (beta == -mone) then y(1:n*k) = -y(1:n*k) else y(1:n*k) = beta*y(1:n*k) end if if (alpha == mzero) then ! do nothing else if (alpha == mone) then pt=0 do j=1,k do i=1,n pt=pt+1 y(pt) = y(pt) + x(idx(i),j) end do end do else if (alpha == -mone) then pt=0 do j=1,k do i=1,n pt=pt+1 y(pt) = y(pt) - x(idx(i),j) end do end do else pt=0 do j=1,k do i=1,n pt=pt+1 y(pt) = y(pt) + alpha*x(idx(i),j) end do end do end if end if end subroutine psi_mgthmv subroutine psi_mgthv(n,idx,alpha,x,beta,y) use psb_const_mod implicit none integer(psb_ipk_) :: n, idx(:) integer(psb_mpk_) :: x(:), y(:),alpha,beta ! Locals integer(psb_ipk_) :: i if (beta == mzero) then if (alpha == mzero) then do i=1,n y(i) = mzero end do else if (alpha == mone) then do i=1,n y(i) = x(idx(i)) end do else if (alpha == -mone) then do i=1,n y(i) = -x(idx(i)) end do else do i=1,n y(i) = alpha*x(idx(i)) end do end if else if (beta == mone) then ! Do nothing else if (beta == -mone) then y(1:n) = -y(1:n) else y(1:n) = beta*y(1:n) end if if (alpha == mzero) then ! do nothing else if (alpha == mone) then do i=1,n y(i) = y(i) + x(idx(i)) end do else if (alpha == -mone) then do i=1,n y(i) = y(i) - x(idx(i)) end do else do i=1,n y(i) = y(i) + alpha*x(idx(i)) end do end if end if end subroutine psi_mgthv subroutine psi_mgthzmm(n,k,idx,x,y) use psb_const_mod implicit none integer(psb_ipk_) :: n, k, idx(:) integer(psb_mpk_) :: x(:,:), y(:,:) ! Locals integer(psb_ipk_) :: i do i=1,n y(i,1:k)=x(idx(i),1:k) end do end subroutine psi_mgthzmm subroutine psi_mgthzmv(n,k,idx,x,y) use psb_const_mod implicit none integer(psb_ipk_) :: n, k, idx(:) integer(psb_mpk_) :: x(:,:), y(:) ! Locals integer(psb_ipk_) :: i, j, pt pt=0 do j=1,k do i=1,n pt=pt+1 y(pt)=x(idx(i),j) end do end do end subroutine psi_mgthzmv subroutine psi_mgthzv(n,idx,x,y) use psb_const_mod implicit none integer(psb_ipk_) :: n, idx(:) integer(psb_mpk_) :: x(:), y(:) ! Locals integer(psb_ipk_) :: i do i=1,n y(i)=x(idx(i)) end do end subroutine psi_mgthzv subroutine psi_msctmm(n,k,idx,x,beta,y) use psb_const_mod implicit none integer(psb_ipk_) :: n, k, idx(:) integer(psb_mpk_) :: beta, x(:,:), y(:,:) ! Locals integer(psb_ipk_) :: i, j if (beta == mzero) then do i=1,n y(idx(i),1:k) = x(i,1:k) end do else if (beta == mone) then do i=1,n y(idx(i),1:k) = y(idx(i),1:k)+x(i,1:k) end do else do i=1,n y(idx(i),1:k) = beta*y(idx(i),1:k)+x(i,1:k) end do end if end subroutine psi_msctmm subroutine psi_msctmv(n,k,idx,x,beta,y) use psb_const_mod implicit none integer(psb_ipk_) :: n, k, idx(:) integer(psb_mpk_) :: beta, x(:), y(:,:) ! Locals integer(psb_ipk_) :: i, j, pt if (beta == mzero) then pt=0 do j=1,k do i=1,n pt=pt+1 y(idx(i),j) = x(pt) end do end do else if (beta == mone) then pt=0 do j=1,k do i=1,n pt=pt+1 y(idx(i),j) = y(idx(i),j)+x(pt) end do end do else pt=0 do j=1,k do i=1,n pt=pt+1 y(idx(i),j) = beta*y(idx(i),j)+x(pt) end do end do end if end subroutine psi_msctmv subroutine psi_msctv(n,idx,x,beta,y) use psb_const_mod implicit none integer(psb_ipk_) :: n, idx(:) integer(psb_mpk_) :: beta, x(:), y(:) ! Locals integer(psb_ipk_) :: i if (beta == mzero) then do i=1,n y(idx(i)) = x(i) end do else if (beta == mone) then do i=1,n y(idx(i)) = y(idx(i))+x(i) end do else do i=1,n y(idx(i)) = beta*y(idx(i))+x(i) end do end if end subroutine psi_msctv subroutine maxpby(m, n, alpha, X, lldx, beta, Y, lldy, info) use psb_const_mod use psb_error_mod implicit none integer(psb_ipk_) :: n, m, lldx, lldy, info integer(psb_mpk_) X(lldx,*), Y(lldy,*) integer(psb_mpk_) alpha, beta integer(psb_ipk_) :: i, j integer(psb_ipk_) :: int_err(5) character name*20 name='maxpby' ! ! Error handling ! info = psb_success_ if (m.lt.0) then info=psb_err_iarg_neg_ int_err(1)=1 int_err(2)=m call fcpsb_errpush(info,name,int_err) goto 9999 else if (n.lt.0) then info=psb_err_iarg_neg_ int_err(1)=1 int_err(2)=n call fcpsb_errpush(info,name,int_err) goto 9999 else if (lldx.lt.max(1,m)) then info=psb_err_iarg_not_gtia_ii_ int_err(1)=5 int_err(2)=1 int_err(3)=lldx int_err(4)=m call fcpsb_errpush(info,name,int_err) goto 9999 else if (lldy.lt.max(1,m)) then info=psb_err_iarg_not_gtia_ii_ int_err(1)=8 int_err(2)=1 int_err(3)=lldy int_err(4)=m call fcpsb_errpush(info,name,int_err) goto 9999 endif if (alpha.eq.mzero) then if (beta.eq.mzero) then do j=1, n !$omp parallel do private(i) do i=1,m y(i,j) = mzero enddo enddo else if (beta.eq.mone) then ! ! Do nothing! ! else if (beta.eq.-mone) then do j=1,n !$omp parallel do private(i) do i=1,m y(i,j) = - y(i,j) enddo enddo else do j=1,n !$omp parallel do private(i) do i=1,m y(i,j) = beta*y(i,j) enddo enddo endif else if (alpha.eq.mone) then if (beta.eq.mzero) then do j=1,n !$omp parallel do private(i) do i=1,m y(i,j) = x(i,j) enddo enddo else if (beta.eq.mone) then do j=1,n !$omp parallel do private(i) do i=1,m y(i,j) = x(i,j) + y(i,j) enddo enddo else if (beta.eq.-mone) then do j=1,n !$omp parallel do private(i) do i=1,m y(i,j) = x(i,j) - y(i,j) enddo enddo else do j=1,n !$omp parallel do private(i) do i=1,m y(i,j) = x(i,j) + beta*y(i,j) enddo enddo endif else if (alpha.eq.-mone) then if (beta.eq.mzero) then do j=1,n !$omp parallel do private(i) do i=1,m y(i,j) = -x(i,j) enddo enddo else if (beta.eq.mone) then do j=1,n !$omp parallel do private(i) do i=1,m y(i,j) = -x(i,j) + y(i,j) enddo enddo else if (beta.eq.-mone) then do j=1,n !$omp parallel do private(i) do i=1,m y(i,j) = -x(i,j) - y(i,j) enddo enddo else do j=1,n !$omp parallel do private(i) do i=1,m y(i,j) = -x(i,j) + beta*y(i,j) enddo enddo endif else if (beta.eq.mzero) then do j=1,n !$omp parallel do private(i) do i=1,m y(i,j) = alpha*x(i,j) enddo enddo else if (beta.eq.mone) then do j=1,n !$omp parallel do private(i) do i=1,m y(i,j) = alpha*x(i,j) + y(i,j) enddo enddo else if (beta.eq.-mone) then do j=1,n !$omp parallel do private(i) do i=1,m y(i,j) = alpha*x(i,j) - y(i,j) enddo enddo else do j=1,n !$omp parallel do private(i) do i=1,m y(i,j) = alpha*x(i,j) + beta*y(i,j) enddo enddo endif endif return 9999 continue call fcpsb_serror() return end subroutine maxpby subroutine maxpbyv2(m, n, alpha, X, lldx, beta, Y, lldy, Z, lldz, info) use psb_const_mod use psb_error_mod implicit none integer(psb_ipk_) :: n, m, lldx, lldy, lldz, info integer(psb_mpk_) X(lldx,*), Y(lldy,*), Z(lldy,*) integer(psb_mpk_) alpha, beta integer(psb_ipk_) :: i, j integer(psb_ipk_) :: int_err(5) character name*20 name='maxpby' ! ! Error handling ! info = psb_success_ if (m.lt.0) then info=psb_err_iarg_neg_ int_err(1)=1 int_err(2)=m call fcpsb_errpush(info,name,int_err) goto 9999 else if (n.lt.0) then info=psb_err_iarg_neg_ int_err(1)=1 int_err(2)=n call fcpsb_errpush(info,name,int_err) goto 9999 else if (lldx.lt.max(1,m)) then info=psb_err_iarg_not_gtia_ii_ int_err(1)=5 int_err(2)=1 int_err(3)=lldx int_err(4)=m call fcpsb_errpush(info,name,int_err) goto 9999 else if (lldy.lt.max(1,m)) then info=psb_err_iarg_not_gtia_ii_ int_err(1)=8 int_err(2)=1 int_err(3)=lldy int_err(4)=m call fcpsb_errpush(info,name,int_err) goto 9999 else if (lldz.lt.max(1,m)) then info=psb_err_iarg_not_gtia_ii_ int_err(1)=8 int_err(2)=1 int_err(3)=lldz int_err(4)=m call fcpsb_errpush(info,name,int_err) goto 9999 endif if (alpha.eq.mzero) then if (beta.eq.mzero) then do j=1, n do i=1,m Z(i,j) = mzero enddo enddo else if (beta.eq.mone) then ! ! Do nothing! ! else if (beta.eq.-mone) then do j=1,n !$omp parallel do private(i) do i=1,m Z(i,j) = - y(i,j) enddo enddo else do j=1,n !$omp parallel do private(i) do i=1,m Z(i,j) = beta*y(i,j) enddo enddo endif else if (alpha.eq.mone) then if (beta.eq.mzero) then do j=1,n !$omp parallel do private(i) do i=1,m Z(i,j) = x(i,j) enddo enddo else if (beta.eq.mone) then do j=1,n !$omp parallel do private(i) do i=1,m Z(i,j) = x(i,j) + y(i,j) enddo enddo else if (beta.eq.-mone) then do j=1,n !$omp parallel do private(i) do i=1,m Z(i,j) = x(i,j) - y(i,j) enddo enddo else do j=1,n !$omp parallel do private(i) do i=1,m Z(i,j) = x(i,j) + beta*y(i,j) enddo enddo endif else if (alpha.eq.-mone) then if (beta.eq.mzero) then do j=1,n !$omp parallel do private(i) do i=1,m Z(i,j) = -x(i,j) enddo enddo else if (beta.eq.mone) then do j=1,n !$omp parallel do private(i) do i=1,m Z(i,j) = -x(i,j) + y(i,j) enddo enddo else if (beta.eq.-mone) then do j=1,n !$omp parallel do private(i) do i=1,m Z(i,j) = -x(i,j) - y(i,j) enddo enddo else do j=1,n !$omp parallel do private(i) do i=1,m Z(i,j) = -x(i,j) + beta*y(i,j) enddo enddo endif else if (beta.eq.mzero) then do j=1,n !$omp parallel do private(i) do i=1,m Z(i,j) = alpha*x(i,j) enddo enddo else if (beta.eq.mone) then do j=1,n !$omp parallel do private(i) do i=1,m Z(i,j) = alpha*x(i,j) + y(i,j) enddo enddo else if (beta.eq.-mone) then do j=1,n !$omp parallel do private(i) do i=1,m Z(i,j) = alpha*x(i,j) - y(i,j) enddo enddo else do j=1,n !$omp parallel do private(i) do i=1,m Z(i,j) = alpha*x(i,j) + beta*y(i,j) enddo enddo endif endif return 9999 continue call fcpsb_serror() return end subroutine maxpbyv2 subroutine psi_mabgdxyz(m,alpha, beta, gamma,delta,x, y, z, info) use psb_const_mod use psb_error_mod implicit none integer(psb_ipk_), intent(in) :: m integer(psb_mpk_), intent (in) :: x(:) integer(psb_mpk_), intent (inout) :: y(:) integer(psb_mpk_), intent (inout) :: z(:) integer(psb_mpk_), intent (in) :: alpha, beta, gamma, delta integer(psb_ipk_), intent(out) :: info integer(psb_ipk_) :: i integer(psb_ipk_) :: int_err(5) character name*20 name='mabgdxyz' info = psb_success_ if (m.lt.0) then info=psb_err_iarg_neg_ int_err(1)=1 int_err(2)=m call fcpsb_errpush(info,name,int_err) goto 9999 else if (size(x).lt.max(1,m)) then info=psb_err_iarg_not_gtia_ii_ int_err(1)=6 int_err(2)=1 int_err(3)=size(x) int_err(4)=m call fcpsb_errpush(info,name,int_err) goto 9999 else if (size(y).lt.max(1,m)) then info=psb_err_iarg_not_gtia_ii_ int_err(1)=7 int_err(2)=1 int_err(3)=size(y) int_err(4)=m call fcpsb_errpush(info,name,int_err) goto 9999 else if (size(z).lt.max(1,m)) then info=psb_err_iarg_not_gtia_ii_ int_err(1)=8 int_err(2)=1 int_err(3)=size(z) int_err(4)=m call fcpsb_errpush(info,name,int_err) goto 9999 endif if (beta == mzero) then if (gamma == mzero) then if (alpha == mzero) then if (delta == mzero) then ! a 0 b 0 g 0 d 0 !$omp parallel do private(i) do i=1,m y(i) = mzero z(i) = mzero end do else if (delta /= mzero) then ! a 0 b 0 g 0 d n !$omp parallel do private(i) do i=1,m y(i) = mzero z(i) = delta*z(i) end do end if else if (alpha /= mzero) then if (delta == mzero) then ! a n b 0 g 0 d 0 !$omp parallel do private(i) do i=1,m y(i) = alpha*x(i) z(i) = mzero end do else if (delta /= mzero) then ! a n b 0 g 0 d n !$omp parallel do private(i) do i=1,m y(i) = alpha*x(i) z(i) = delta*z(i) end do end if end if else if (gamma /= mzero) then if (alpha == mzero) then if (delta == mzero) then ! a 0 b 0 g n d 0 !$omp parallel do private(i) do i=1,m y(i) = mzero z(i) = mzero ! gamma*y(i) end do else if (delta /= mzero) then ! a 0 b 0 g n d n !$omp parallel do private(i) do i=1,m y(i) = mzero z(i) = delta*z(i) end do end if else if (alpha /= mzero) then if (delta == mzero) then ! a n b 0 g n d 0 !$omp parallel do private(i) do i=1,m y(i) = alpha*x(i) z(i) = gamma*y(i) end do else if (delta /= mzero) then ! a n b 0 g n d n !$omp parallel do private(i) do i=1,m y(i) = alpha*x(i) z(i) = gamma*y(i)+delta*z(i) end do end if end if end if else if (beta /= mzero) then if (gamma == mzero) then if (alpha == mzero) then if (delta == mzero) then ! a 0 b n g 0 d 0 !$omp parallel do private(i) do i=1,m y(i) = beta*y(i) z(i) = mzero end do else if (delta /= mzero) then ! a 0 b n g 0 d n !$omp parallel do private(i) do i=1,m y(i) = beta*y(i) z(i) = delta*z(i) end do end if else if (alpha /= mzero) then if (delta == mzero) then ! a n b n g 0 d 0 !$omp parallel do private(i) do i=1,m y(i) = alpha*x(i)+beta*y(i) z(i) = mzero end do else if (delta /= mzero) then ! a n b n g 0 d n !$omp parallel do private(i) do i=1,m y(i) = alpha*x(i)+beta*y(i) z(i) = delta*z(i) end do end if end if else if (gamma /= mzero) then if (alpha == mzero) then if (delta == mzero) then ! a 0 b n g n d 0 !$omp parallel do private(i) do i=1,m y(i) = beta*y(i) z(i) = gamma*y(i) end do else if (delta /= mzero) then ! a 0 b n g n d n !$omp parallel do private(i) do i=1,m y(i) = beta*y(i) z(i) = gamma*y(i)+delta*z(i) end do end if else if (alpha /= mzero) then if (delta == mzero) then ! a n b n g n d 0 !$omp parallel do private(i) do i=1,m y(i) = alpha*x(i)+beta*y(i) z(i) = gamma*y(i) end do else if (delta /= mzero) then ! a n b n g n d n !$omp parallel do private(i) do i=1,m y(i) = alpha*x(i)+beta*y(i) z(i) = gamma*y(i)+delta*z(i) end do end if end if end if end if return 9999 continue call fcpsb_serror() return end subroutine psi_mabgdxyz subroutine psi_mxyzw(m,a,b,c,d,e,f,x, y, z,w, info) use psb_const_mod use psb_error_mod implicit none integer(psb_ipk_), intent(in) :: m integer(psb_mpk_), intent (in) :: x(:) integer(psb_mpk_), intent (inout) :: y(:) integer(psb_mpk_), intent (inout) :: z(:) integer(psb_mpk_), intent (inout) :: w(:) integer(psb_mpk_), intent (in) :: a,b,c,d,e,f integer(psb_ipk_), intent(out) :: info integer(psb_ipk_) :: i integer(psb_ipk_) :: int_err(5) character name*20 name='mabgdxyz' info = psb_success_ if (m.lt.0) then info=psb_err_iarg_neg_ int_err(1)=1 int_err(2)=m call fcpsb_errpush(info,name,int_err) goto 9999 else if (size(x).lt.max(1,m)) then info=psb_err_iarg_not_gtia_ii_ int_err(1)=6 int_err(2)=1 int_err(3)=size(x) int_err(4)=m call fcpsb_errpush(info,name,int_err) goto 9999 else if (size(y).lt.max(1,m)) then info=psb_err_iarg_not_gtia_ii_ int_err(1)=7 int_err(2)=1 int_err(3)=size(y) int_err(4)=m call fcpsb_errpush(info,name,int_err) goto 9999 else if (size(z).lt.max(1,m)) then info=psb_err_iarg_not_gtia_ii_ int_err(1)=8 int_err(2)=1 int_err(3)=size(z) int_err(4)=m call fcpsb_errpush(info,name,int_err) goto 9999 endif if ((a==mzero).or.(b==mzero).or. & & (c==mzero).or.(d==mzero).or.& & (e==mzero).or.(f==mzero)) then write(0,*) 'XYZW assumes a,b,c,d,e,f are all nonzero' else !$omp parallel do private(i) do i=1,m y(i) = a*x(i)+b*y(i) z(i) = c*y(i)+d*z(i) w(i) = e*z(i)+f*w(i) end do end if return 9999 continue call fcpsb_serror() return end subroutine psi_mxyzw