!!$ !!$ Parallel Sparse BLAS v2.0 !!$ (C) Copyright 2006 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. !!$ !!$ ! File: psb_zgelp.f90 ! ! Subroutine: psb_zgelp ! ??????????? ! ! Parameters: ! trans - character. ! iperm - integer. ! x - real, dimension(:,:). ! info - integer. Eventually returns an error code. subroutine psb_zgelp(trans,iperm,x,desc_a,info) !....assembly dense matrix x ..... use psb_descriptor_type use psb_serial_mod use psb_const_mod use psb_psblas_mod use psb_error_mod use psb_penv_mod implicit none type(psb_desc_type), intent(in) :: desc_a complex(kind(1.d0)), intent(inout) :: x(:,:) integer, intent(inout) :: iperm(:),info character, intent(in) :: trans ! local variables integer :: ictxt,np,me,nrow,ncol complex(kind(1.d0)),pointer :: dtemp(:) integer :: int_err(5), i1sz, i2sz, i, err_act real(kind(1.d0)),parameter :: one=1 logical, parameter :: debug=.false. interface subroutine zgelp(trans,m,n,p,b,ldb,work,lwork,ierror) integer, intent(in) :: ldb, m, n, lwork integer, intent(out) :: ierror character, intent(in) :: trans complex(kind(1.d0)), intent(inout) :: b(ldb,*), work(*) integer, intent(in) :: p(*) end subroutine zgelp end interface interface isaperm logical function isaperm(n,ip) integer, intent(in) :: n integer, intent(inout) :: ip(*) end function isaperm end interface character(len=20) :: name, ch_err name = 'psb_zgelp' if(psb_get_errstatus() /= 0) return info=0 call psb_erractionsave(err_act) ictxt = psb_cd_get_context(desc_a) nrow = psb_cd_get_local_rows(desc_a) ncol = psb_cd_get_local_cols(desc_a) i1sz = size(x,dim=1) i2sz = size(x,dim=2) call psb_info(ictxt, me, np) if (debug) write(*,*) 'asb start: ',np,me,& & psb_cd_get_dectype(desc_a) ! ....verify blacs grid correctness.. if (np == -1) then info = 2010 call psb_errpush(info,name) goto 9999 else if (.not.psb_is_asb_desc(desc_a)) then info = 3110 call psb_errpush(info,name) goto 9999 endif if (.not.isaperm(i1sz,iperm)) then info = 70 int_err(1) = 1 call psb_errpush(info,name,i_err=int_err) goto 9999 endif if (debug) write(*,*) 'asb: ',i1sz,i2sz,nrow,ncol allocate(dtemp(i1sz),stat=info) call zgelp(trans,i1sz,i2sz,iperm,x,i1sz,dtemp,i1sz,info) if(info.ne.0) then info=4010 ch_err='zgelp' call psb_errpush(info,name,a_err=ch_err) end if deallocate(dtemp) call psb_erractionrestore(err_act) return 9999 continue call psb_erractionrestore(err_act) if (err_act == act_ret) then return else call psb_error(ictxt) end if return end subroutine psb_zgelp !!$ !!$ Parallel Sparse BLAS v2.0 !!$ (C) Copyright 2006 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_zgelpv ! ??????????? ! ! Parameters: ! trans - character. ! iperm - integer. ! x - real, dimension(:). ! info - integer. Eventually returns an error code. subroutine psb_zgelpv(trans,iperm,x,desc_a,info) !....assembly dense matrix x ..... use psb_descriptor_type use psb_serial_mod use psb_const_mod use psb_psblas_mod use psb_error_mod use psb_penv_mod implicit none type(psb_desc_type), intent(in) :: desc_a complex(kind(1.d0)), intent(inout) :: x(:) integer, intent(inout) :: iperm(:), info character, intent(in) :: trans ! local variables integer :: ictxt,np,me integer :: int_err(5), i1sz,nrow,ncol, i, err_act complex(kind(1.d0)),pointer :: dtemp(:) real(kind(1.d0)),parameter :: one=1 logical, parameter :: debug=.false. interface zgelp subroutine zgelp(trans,m,n,p,b,ldb,work,lwork,ierror) integer, intent(in) :: ldb, m, n, lwork integer, intent(out) :: ierror character, intent(in) :: trans complex(kind(1.d0)), intent(inout) :: b(*), work(*) integer, intent(in) :: p(*) end subroutine zgelp end interface interface isaperm logical function isaperm(n,ip) integer, intent(in) :: n integer, intent(inout) :: ip(*) end function isaperm end interface character(len=20) :: name, ch_err name = 'psb_zgelpv' if(psb_get_errstatus() /= 0) return info=0 call psb_erractionsave(err_act) i1sz = size(x) ictxt = psb_cd_get_context(desc_a) nrow = psb_cd_get_local_rows(desc_a) ncol = psb_cd_get_local_cols(desc_a) call psb_info(ictxt, me, np) ! ....verify blacs grid correctness.. if (np == -1) then info = 2010 call psb_errpush(info,name) goto 9999 else if (.not.psb_is_asb_desc(desc_a)) then info = 3110 call psb_errpush(info,name) goto 9999 endif if (debug) write(0,*) 'calling isaperm ',i1sz,size(iperm),trans if (.not.isaperm(i1sz,iperm)) then info = 70 int_err(1) = 1 call psb_errpush(info,name,i_err=int_err) goto 9999 endif allocate(dtemp(i1sz),stat=info) call zgelp(trans,i1sz,1,iperm,x,i1sz,dtemp,i1sz,info) if(info.ne.0) then info=4010 ch_err='zgelp' call psb_errpush(info,name,a_err=ch_err) end if deallocate(dtemp) call psb_erractionrestore(err_act) return 9999 continue call psb_erractionrestore(err_act) if (err_act == act_ret) then return else call psb_error(ictxt) end if return end subroutine psb_zgelpv