You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
psblas3/test/kernel/vecoperation.f90

1700 lines
60 KiB
Fortran

!
! Parallel Sparse BLAS version 3.5.1
! (C) Copyright 2015
! 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.
!
!
! File: vecoperation.f90
!
module unittestvector_mod
use psb_base_mod
interface psb_gen_const
module procedure psb_d_gen_const, psb_s_gen_const, &
& psb_c_gen_const, psb_z_gen_const, &
& psb_d_gen_const_multi, psb_s_gen_const_multi
end interface psb_gen_const
interface psb_check_ans
module procedure psb_d_check_ans_v, psb_c_check_ans_v, &
& psb_z_check_ans_v, psb_s_check_ans_v, &
& psb_d_check_ans_mv, psb_s_check_ans_mv, &
& psb_c_check_ans_mv, psb_z_check_ans_mv, &
& psb_d_check_ans_mv_a
end interface psb_check_ans
contains
function psb_d_check_ans_v(v,val,ctxt) result(ans)
use psb_base_mod
implicit none
type(psb_d_vect_type) :: v
real(psb_dpk_) :: val
type(psb_ctxt_type) :: ctxt
logical :: ans
! Local variables
integer(psb_ipk_) :: np, iam, info
real(psb_dpk_) :: check
real(psb_dpk_), allocatable :: va(:)
call psb_info(ctxt,iam,np)
va = v%get_vect()
va = va - val;
check = maxval(va);
call psb_sum(ctxt,check)
if(check == 0.d0) then
ans = .true.
else
ans = .false.
end if
end function psb_d_check_ans_v
function psb_s_check_ans_v(v,val,ctxt) result(ans)
use psb_base_mod
implicit none
type(psb_s_vect_type) :: v
real(psb_spk_) :: val
type(psb_ctxt_type) :: ctxt
logical :: ans
! Local variables
integer(psb_ipk_) :: np, iam, info
real(psb_spk_) :: check
real(psb_spk_), allocatable :: va(:)
call psb_info(ctxt,iam,np)
va = v%get_vect()
va = va - val;
check = maxval(va);
call psb_sum(ctxt,check)
if(check == 0.e0) then
ans = .true.
else
ans = .false.
end if
end function psb_s_check_ans_v
function psb_c_check_ans_v(v,val,ctxt) result(ans)
use psb_base_mod
implicit none
type(psb_c_vect_type) :: v
complex(psb_spk_) :: val
type(psb_ctxt_type) :: ctxt
logical :: ans
! Local variables
integer(psb_ipk_) :: np, iam, info
real(psb_spk_) :: check
complex(psb_spk_), allocatable :: va(:)
call psb_info(ctxt,iam,np)
va = v%get_vect()
va = va - val;
check = maxval(abs(va));
call psb_sum(ctxt,check)
if(check == 0.e0) then
ans = .true.
else
ans = .false.
end if
end function psb_c_check_ans_v
function psb_z_check_ans_v(v,val,ctxt) result(ans)
use psb_base_mod
implicit none
type(psb_z_vect_type) :: v
complex(psb_dpk_) :: val
type(psb_ctxt_type) :: ctxt
logical :: ans
! Local variables
integer(psb_ipk_) :: np, iam, info
real(psb_dpk_) :: check
complex(psb_dpk_), allocatable :: va(:)
call psb_info(ctxt,iam,np)
va = v%get_vect()
va = va - val;
check = maxval(abs(va));
call psb_sum(ctxt,check)
if(check == 0.d0) then
ans = .true.
else
ans = .false.
end if
end function psb_z_check_ans_v
function psb_d_check_ans_mv(v,val,ctxt) result(ans)
use psb_base_mod
implicit none
type(psb_d_multivect_type) :: v
real(psb_dpk_) :: val
type(psb_ctxt_type) :: ctxt
logical :: ans
! Local variables
integer(psb_ipk_) :: np, iam, info
real(psb_dpk_) :: check
real(psb_dpk_), allocatable :: va(:,:)
call psb_info(ctxt,iam,np)
va = v%get_vect()
va = va - val;
check = maxval(va);
call psb_sum(ctxt,check)
if(check == 0.d0) then
ans = .true.
else
ans = .false.
end if
end function psb_d_check_ans_mv
function psb_d_check_ans_mv_a(v,val,ctxt) result(ans)
use psb_base_mod
implicit none
type(psb_d_multivect_type) :: v
real(psb_dpk_) :: val(:)
type(psb_ctxt_type) :: ctxt
logical :: ans
! Local variables
integer(psb_ipk_) :: np, iam, info,i
real(psb_dpk_) :: check
real(psb_dpk_), allocatable :: va(:,:)
call psb_info(ctxt,iam,np)
va = v%get_vect()
! subtract the row vector val from every row of va
do i=1,size(va,1)
va(i,:) = va(i,:) - val;
end do
check = maxval(va);
call psb_sum(ctxt,check)
if(check == 0.d0) then
ans = .true.
else
ans = .false.
end if
end function psb_d_check_ans_mv_a
function psb_s_check_ans_mv(v,val,ctxt) result(ans)
use psb_base_mod
implicit none
type(psb_s_multivect_type) :: v
real(psb_spk_) :: val
type(psb_ctxt_type) :: ctxt
logical :: ans
! Local variables
integer(psb_ipk_) :: np, iam, info
real(psb_spk_) :: check
real(psb_spk_), allocatable :: va(:,:)
call psb_info(ctxt,iam,np)
va = v%get_vect()
va = va - val;
check = maxval(va);
call psb_sum(ctxt,check)
if(check == 0.e0) then
ans = .true.
else
ans = .false.
end if
end function psb_s_check_ans_mv
function psb_c_check_ans_mv(v,val,ctxt) result(ans)
use psb_base_mod
implicit none
type(psb_c_multivect_type) :: v
complex(psb_spk_) :: val
type(psb_ctxt_type) :: ctxt
logical :: ans
! Local variables
integer(psb_ipk_) :: np, iam, info
real(psb_spk_) :: check
complex(psb_spk_), allocatable :: va(:,:)
call psb_info(ctxt,iam,np)
va = v%get_vect()
va = va - val;
check = maxval(abs(va));
call psb_sum(ctxt,check)
if(check == 0.e0) then
ans = .true.
else
ans = .false.
end if
end function psb_c_check_ans_mv
function psb_z_check_ans_mv(v,val,ctxt) result(ans)
use psb_base_mod
implicit none
type(psb_z_multivect_type) :: v
complex(psb_dpk_) :: val
type(psb_ctxt_type) :: ctxt
logical :: ans
! Local variables
integer(psb_ipk_) :: np, iam, info
real(psb_dpk_) :: check
complex(psb_dpk_), allocatable :: va(:,:)
call psb_info(ctxt,iam,np)
va = v%get_vect()
va = va - val;
check = maxval(abs(va));
call psb_sum(ctxt,check)
if(check == 0.d0) then
ans = .true.
else
ans = .false.
end if
end function psb_z_check_ans_mv
!
! subroutine to fill a vector with constant entries
!
subroutine psb_z_gen_const(v,val,idim,ctxt,desc_a,info)
use psb_base_mod
implicit none
type(psb_z_vect_type) :: v
type(psb_desc_type) :: desc_a
integer(psb_lpk_) :: idim
type(psb_ctxt_type) :: ctxt
integer(psb_ipk_) :: info
complex(psb_dpk_) :: val
! Local variables
integer(psb_ipk_), parameter :: nb=20
complex(psb_dpk_) :: zt(nb)
character(len=20) :: name, ch_err
integer(psb_ipk_) :: np, iam, nr, nt
integer(psb_ipk_) :: n,nlr,ib,ii
integer(psb_ipk_) :: err_act
integer(psb_lpk_), allocatable :: myidx(:)
info = psb_success_
name = 'create_constant_vector'
call psb_erractionsave(err_act)
call psb_info(ctxt, iam, np)
n = idim*np ! The global dimension is the number of process times
! the input size
! We use a simple minded block distribution
nt = (n+np-1)/np
nr = max(0,min(nt,n-(iam*nt)))
nt = nr
call psb_sum(ctxt,nt)
if (nt /= n) then
write(psb_err_unit,*) iam, 'Initialization error ',nr,nt,n
info = -1
call psb_barrier(ctxt)
call psb_abort(ctxt)
return
end if
! Allocate the descriptor with simple minded data distribution
call psb_cdall(ctxt,desc_a,info,nl=nr)
! Allocate the vector on the recently build descriptor
if (info == psb_success_) call psb_geall(v,desc_a,info)
! Check that allocation has gone good
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
myidx = desc_a%get_global_indices()
nlr = size(myidx)
do ii=1,nlr,nb
ib = min(nb,nlr-ii+1)
zt(:) = val
call psb_geins(ib,myidx(ii:ii+ib-1),zt(1:ib),v,desc_a,info)
if(info /= psb_success_) exit
end do
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
! Assembly of communicator and vector
call psb_cdasb(desc_a,info)
if (info == psb_success_) call psb_geasb(v,desc_a,info)
call psb_erractionrestore(err_act)
return
9999 call psb_error_handler(ctxt,err_act)
return
end subroutine psb_z_gen_const
!
! subroutine to fill a vector with constant entries
!
subroutine psb_c_gen_const(v,val,idim,ctxt,desc_a,info)
use psb_base_mod
implicit none
type(psb_c_vect_type) :: v
type(psb_desc_type) :: desc_a
integer(psb_lpk_) :: idim
type(psb_ctxt_type) :: ctxt
integer(psb_ipk_) :: info
complex(psb_spk_) :: val
! Local variables
integer(psb_ipk_), parameter :: nb=20
complex(psb_spk_) :: zt(nb)
character(len=20) :: name, ch_err
integer(psb_ipk_) :: np, iam, nr, nt
integer(psb_ipk_) :: n,nlr,ib,ii
integer(psb_ipk_) :: err_act
integer(psb_lpk_), allocatable :: myidx(:)
info = psb_success_
name = 'create_constant_vector'
call psb_erractionsave(err_act)
call psb_info(ctxt, iam, np)
n = idim*np ! The global dimension is the number of process times
! the input size
! We use a simple minded block distribution
nt = (n+np-1)/np
nr = max(0,min(nt,n-(iam*nt)))
nt = nr
call psb_sum(ctxt,nt)
if (nt /= n) then
write(psb_err_unit,*) iam, 'Initialization error ',nr,nt,n
info = -1
call psb_barrier(ctxt)
call psb_abort(ctxt)
return
end if
! Allocate the descriptor with simple minded data distribution
call psb_cdall(ctxt,desc_a,info,nl=nr)
! Allocate the vector on the recently build descriptor
if (info == psb_success_) call psb_geall(v,desc_a,info)
! Check that allocation has gone good
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
myidx = desc_a%get_global_indices()
nlr = size(myidx)
do ii=1,nlr,nb
ib = min(nb,nlr-ii+1)
zt(:) = val
call psb_geins(ib,myidx(ii:ii+ib-1),zt(1:ib),v,desc_a,info)
if(info /= psb_success_) exit
end do
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
! Assembly of communicator and vector
call psb_cdasb(desc_a,info)
if (info == psb_success_) call psb_geasb(v,desc_a,info)
call psb_erractionrestore(err_act)
return
9999 call psb_error_handler(ctxt,err_act)
return
end subroutine psb_c_gen_const
!
! subroutine to fill a vector with constant entries
!
subroutine psb_s_gen_const(v,val,idim,ctxt,desc_a,info)
use psb_base_mod
implicit none
type(psb_s_vect_type) :: v
type(psb_desc_type) :: desc_a
integer(psb_lpk_) :: idim
type(psb_ctxt_type) :: ctxt
integer(psb_ipk_) :: info
real(psb_spk_) :: val
! Local variables
integer(psb_ipk_), parameter :: nb=20
real(psb_spk_) :: zt(nb)
character(len=20) :: name, ch_err
integer(psb_ipk_) :: np, iam, nr, nt
integer(psb_ipk_) :: n,nlr,ib,ii
integer(psb_ipk_) :: err_act
integer(psb_lpk_), allocatable :: myidx(:)
info = psb_success_
name = 'create_constant_vector'
call psb_erractionsave(err_act)
call psb_info(ctxt, iam, np)
n = idim*np ! The global dimension is the number of process times
! the input size
! We use a simple minded block distribution
nt = (n+np-1)/np
nr = max(0,min(nt,n-(iam*nt)))
nt = nr
call psb_sum(ctxt,nt)
if (nt /= n) then
write(psb_err_unit,*) iam, 'Initialization error ',nr,nt,n
info = -1
call psb_barrier(ctxt)
call psb_abort(ctxt)
return
end if
! Allocate the descriptor with simple minded data distribution
call psb_cdall(ctxt,desc_a,info,nl=nr)
! Allocate the vector on the recently build descriptor
if (info == psb_success_) call psb_geall(v,desc_a,info)
! Check that allocation has gone good
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
myidx = desc_a%get_global_indices()
nlr = size(myidx)
do ii=1,nlr,nb
ib = min(nb,nlr-ii+1)
zt(:) = val
call psb_geins(ib,myidx(ii:ii+ib-1),zt(1:ib),v,desc_a,info)
if(info /= psb_success_) exit
end do
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
! Assembly of communicator and vector
call psb_cdasb(desc_a,info)
if (info == psb_success_) call psb_geasb(v,desc_a,info)
call psb_erractionrestore(err_act)
return
9999 call psb_error_handler(ctxt,err_act)
return
end subroutine psb_s_gen_const
!
! subroutine to fill a vector with constant entries
!
subroutine psb_d_gen_const(v,val,idim,ctxt,desc_a,info)
use psb_base_mod
implicit none
type(psb_d_vect_type) :: v
type(psb_desc_type) :: desc_a
integer(psb_lpk_) :: idim
type(psb_ctxt_type) :: ctxt
integer(psb_ipk_) :: info
real(psb_dpk_) :: val
! Local variables
integer(psb_ipk_), parameter :: nb=20
real(psb_dpk_) :: zt(nb)
character(len=20) :: name, ch_err
integer(psb_ipk_) :: np, iam, nr, nt
integer(psb_ipk_) :: n,nlr,ib,ii
integer(psb_ipk_) :: err_act
integer(psb_lpk_), allocatable :: myidx(:)
info = psb_success_
name = 'create_constant_vector'
call psb_erractionsave(err_act)
call psb_info(ctxt, iam, np)
n = idim*np ! The global dimension is the number of process times
! the input size
! We use a simple minded block distribution
nt = (n+np-1)/np
nr = max(0,min(nt,n-(iam*nt)))
nt = nr
call psb_sum(ctxt,nt)
if (nt /= n) then
write(psb_err_unit,*) iam, 'Initialization error ',nr,nt,n
info = -1
call psb_barrier(ctxt)
call psb_abort(ctxt)
return
end if
! Allocate the descriptor with simple minded data distribution
call psb_cdall(ctxt,desc_a,info,nl=nr)
! Allocate the vector on the recently build descriptor
if (info == psb_success_) call psb_geall(v,desc_a,info)
! Check that allocation has gone good
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
myidx = desc_a%get_global_indices()
nlr = size(myidx)
do ii=1,nlr,nb
ib = min(nb,nlr-ii+1)
zt(:) = val
call psb_geins(ib,myidx(ii:ii+ib-1),zt(1:ib),v,desc_a,info)
if(info /= psb_success_) exit
end do
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
! Assembly of communicator and vector
call psb_cdasb(desc_a,info)
if (info == psb_success_) call psb_geasb(v,desc_a,info)
call psb_erractionrestore(err_act)
return
9999 call psb_error_handler(ctxt,err_act)
return
end subroutine psb_d_gen_const
!
! subroutine to fill a multivectorvector with constant entries
!
subroutine psb_d_gen_const_multi(v,val,idim,jdim,ctxt,desc_a,info)
use psb_base_mod
implicit none
type(psb_d_multivect_type) :: v
type(psb_desc_type) :: desc_a
integer(psb_lpk_) :: idim
integer(psb_ipk_) :: jdim !! Number of columns of the multivector
type(psb_ctxt_type) :: ctxt
integer(psb_ipk_) :: info
real(psb_dpk_) :: val
! Local variables
integer(psb_ipk_), parameter :: nb=20
real(psb_dpk_) :: zt(nb,jdim) ! Temporary array to fill the vector
character(len=40) :: name, ch_err
integer(psb_ipk_) :: np, iam, nr, nt
integer(psb_ipk_) :: n,nlr,ib,ii
integer(psb_ipk_) :: err_act
integer(psb_lpk_), allocatable :: myidx(:)
info = psb_success_
name = 'create_constant_multivector'
call psb_erractionsave(err_act)
call psb_info(ctxt, iam, np)
n = idim*np ! The global dimension is the number of process times
! the input size
! We use a simple minded block distribution
nt = (n+np-1)/np
nr = max(0,min(nt,n-(iam*nt)))
nt = nr
call psb_sum(ctxt,nt)
if (nt /= n) then
write(psb_err_unit,*) iam, 'Initialization error ',nr,nt,n
info = -1
call psb_barrier(ctxt)
call psb_abort(ctxt)
return
end if
! Allocate the descriptor with simple minded data distribution
call psb_cdall(ctxt,desc_a,info,nl=nr)
! Allocate the vector on the recently build descriptor
if (info == psb_success_) call psb_geall(v,desc_a,info,n=jdim)
! Check that allocation has gone good
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
myidx = desc_a%get_global_indices()
nlr = size(myidx)
do ii=1,nlr,nb
ib = min(nb,nlr-ii+1)
zt(:,:) = val
call psb_geins(ib,myidx(ii:ii+ib-1),zt(1:ib,1:jdim),v,desc_a,info)
if(info /= psb_success_) exit
end do
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
! Assembly of communicator and vector
call psb_cdasb(desc_a,info)
if (info == psb_success_) call psb_geasb(v,desc_a,info)
call psb_erractionrestore(err_act)
return
9999 call psb_error_handler(ctxt,err_act)
return
end subroutine psb_d_gen_const_multi
!
! subroutine to fill a multivectorvector with constant entries
!
subroutine psb_s_gen_const_multi(v,val,idim,jdim,ctxt,desc_a,info)
use psb_base_mod
implicit none
type(psb_s_multivect_type) :: v
type(psb_desc_type) :: desc_a
integer(psb_lpk_) :: idim
integer(psb_ipk_) :: jdim !! Number of columns of the multivector
type(psb_ctxt_type) :: ctxt
integer(psb_ipk_) :: info
real(psb_spk_) :: val
! Local variables
integer(psb_ipk_), parameter :: nb=20
real(psb_spk_) :: zt(nb,jdim) ! Temporary array to fill the vector
character(len=40) :: name, ch_err
integer(psb_ipk_) :: np, iam, nr, nt
integer(psb_ipk_) :: n,nlr,ib,ii
integer(psb_ipk_) :: err_act
integer(psb_lpk_), allocatable :: myidx(:)
info = psb_success_
name = 'create_constant_multivector'
call psb_erractionsave(err_act)
call psb_info(ctxt, iam, np)
n = idim*np ! The global dimension is the number of process times
! the input size
! We use a simple minded block distribution
nt = (n+np-1)/np
nr = max(0,min(nt,n-(iam*nt)))
nt = nr
call psb_sum(ctxt,nt)
if (nt /= n) then
write(psb_err_unit,*) iam, 'Initialization error ',nr,nt,n
info = -1
call psb_barrier(ctxt)
call psb_abort(ctxt)
return
end if
! Allocate the descriptor with simple minded data distribution
call psb_cdall(ctxt,desc_a,info,nl=nr)
! Allocate the vector on the recently build descriptor
if (info == psb_success_) call psb_geall(v,desc_a,info,n=jdim)
! Check that allocation has gone good
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
myidx = desc_a%get_global_indices()
nlr = size(myidx)
do ii=1,nlr,nb
ib = min(nb,nlr-ii+1)
zt(:,:) = val
call psb_geins(ib,myidx(ii:ii+ib-1),zt(1:ib,1:jdim),v,desc_a,info)
if(info /= psb_success_) exit
end do
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
! Assembly of communicator and vector
call psb_cdasb(desc_a,info)
if (info == psb_success_) call psb_geasb(v,desc_a,info)
call psb_erractionrestore(err_act)
return
9999 call psb_error_handler(ctxt,err_act)
return
end subroutine psb_s_gen_const_multi
!
! subroutine to fill a multivectorvector with constant entries
!
subroutine psb_c_gen_const_multi(v,val,idim,jdim,ctxt,desc_a,info)
use psb_base_mod
implicit none
type(psb_c_multivect_type) :: v
type(psb_desc_type) :: desc_a
integer(psb_lpk_) :: idim
integer(psb_ipk_) :: jdim !! Number of columns of the multivector
type(psb_ctxt_type) :: ctxt
integer(psb_ipk_) :: info
complex(psb_spk_) :: val
! Local variables
integer(psb_ipk_), parameter :: nb=20
complex(psb_spk_) :: zt(nb,jdim) ! Temporary array to fill the vector
character(len=40) :: name, ch_err
integer(psb_ipk_) :: np, iam, nr, nt
integer(psb_ipk_) :: n,nlr,ib,ii
integer(psb_ipk_) :: err_act
integer(psb_lpk_), allocatable :: myidx(:)
info = psb_success_
name = 'create_constant_multivector'
call psb_erractionsave(err_act)
call psb_info(ctxt, iam, np)
n = idim*np ! The global dimension is the number of process times
! the input size
! We use a simple minded block distribution
nt = (n+np-1)/np
nr = max(0,min(nt,n-(iam*nt)))
nt = nr
call psb_sum(ctxt,nt)
if (nt /= n) then
write(psb_err_unit,*) iam, 'Initialization error ',nr,nt,n
info = -1
call psb_barrier(ctxt)
call psb_abort(ctxt)
return
end if
! Allocate the descriptor with simple minded data distribution
call psb_cdall(ctxt,desc_a,info,nl=nr)
! Allocate the vector on the recently build descriptor
if (info == psb_success_) call psb_geall(v,desc_a,info,n=jdim)
! Check that allocation has gone good
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
myidx = desc_a%get_global_indices()
nlr = size(myidx)
do ii=1,nlr,nb
ib = min(nb,nlr-ii+1)
zt(:,:) = val
call psb_geins(ib,myidx(ii:ii+ib-1),zt(1:ib,1:jdim),v,desc_a,info)
if(info /= psb_success_) exit
end do
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
! Assembly of communicator and vector
call psb_cdasb(desc_a,info)
if (info == psb_success_) call psb_geasb(v,desc_a,info)
call psb_erractionrestore(err_act)
return
9999 call psb_error_handler(ctxt,err_act)
return
end subroutine psb_c_gen_const_multi
!
! subroutine to fill a multivectorvector with constant entries
!
subroutine psb_z_gen_const_multi(v,val,idim,jdim,ctxt,desc_a,info)
use psb_base_mod
implicit none
type(psb_z_multivect_type) :: v
type(psb_desc_type) :: desc_a
integer(psb_lpk_) :: idim
integer(psb_ipk_) :: jdim !! Number of columns of the multivector
type(psb_ctxt_type) :: ctxt
integer(psb_ipk_) :: info
complex(psb_dpk_) :: val
! Local variables
integer(psb_ipk_), parameter :: nb=20
complex(psb_dpk_) :: zt(nb,jdim) ! Temporary array to fill the vector
character(len=40) :: name, ch_err
integer(psb_ipk_) :: np, iam, nr, nt
integer(psb_ipk_) :: n,nlr,ib,ii
integer(psb_ipk_) :: err_act
integer(psb_lpk_), allocatable :: myidx(:)
info = psb_success_
name = 'create_constant_multivector'
call psb_erractionsave(err_act)
call psb_info(ctxt, iam, np)
n = idim*np ! The global dimension is the number of process times
! the input size
! We use a simple minded block distribution
nt = (n+np-1)/np
nr = max(0,min(nt,n-(iam*nt)))
nt = nr
call psb_sum(ctxt,nt)
if (nt /= n) then
write(psb_err_unit,*) iam, 'Initialization error ',nr,nt,n
info = -1
call psb_barrier(ctxt)
call psb_abort(ctxt)
return
end if
! Allocate the descriptor with simple minded data distribution
call psb_cdall(ctxt,desc_a,info,nl=nr)
! Allocate the vector on the recently build descriptor
if (info == psb_success_) call psb_geall(v,desc_a,info,n=jdim)
! Check that allocation has gone good
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
myidx = desc_a%get_global_indices()
nlr = size(myidx)
do ii=1,nlr,nb
ib = min(nb,nlr-ii+1)
zt(:,:) = val
call psb_geins(ib,myidx(ii:ii+ib-1),zt(1:ib,1:jdim),v,desc_a,info)
if(info /= psb_success_) exit
end do
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
! Assembly of communicator and vector
call psb_cdasb(desc_a,info)
if (info == psb_success_) call psb_geasb(v,desc_a,info)
call psb_erractionrestore(err_act)
return
9999 call psb_error_handler(ctxt,err_act)
return
end subroutine psb_z_gen_const_multi
end module unittestvector_mod
program vecoperation
use psb_base_mod
use psb_util_mod
use unittestvector_mod
implicit none
! input parameters
integer(psb_lpk_) :: idim = 100 ! Local vector size
integer(psb_ipk_) :: nmv = 10 ! Number of columns of the multivector
! miscellaneous
real(psb_dpk_), parameter :: one = 1.d0
real(psb_dpk_), parameter :: two = 2.d0
real(psb_dpk_), parameter :: onehalf = 0.5_psb_dpk_
real(psb_dpk_), parameter :: negativeone = -1.d0
real(psb_dpk_), parameter :: negativetwo = -2.d0
real(psb_dpk_), parameter :: negativeonehalf = -0.5_psb_dpk_
real(psb_spk_), parameter :: stwo = 2.e0
real(psb_spk_), parameter :: sonehalf = 0.5_psb_spk_
real(psb_spk_), parameter :: snegativeone = -1.e0
real(psb_spk_), parameter :: snegativetwo = -2.e0
real(psb_spk_), parameter :: snegativeonehalf = -0.5_psb_spk_
complex(psb_spk_), parameter :: ctwo = (2.e0, 0.e0)
complex(psb_spk_), parameter :: cnegativeone = (-1.e0, 0.e0)
complex(psb_spk_), parameter :: cnegativetwo = (-2.e0, 0.e0)
complex(psb_spk_), parameter :: conehalf = (0.5e0, 0.e0)
complex(psb_dpk_), parameter :: ztwo = (2.d0, 0.d0)
complex(psb_dpk_), parameter :: znegativeone = (-1.d0, 0.d0)
complex(psb_dpk_), parameter :: znegativetwo = (-2.d0, 0.d0)
complex(psb_dpk_), parameter :: zonehalf = (0.5d0, 0.d0)
! descriptor
type(psb_desc_type) :: desc_a
! vector
type(psb_d_vect_type) :: x, y, z
type(psb_s_vect_type) :: sx, sy, sz
type(psb_c_vect_type) :: cx, cy, cz
type(psb_z_vect_type) :: zx, zy, zz
! multivector
type(psb_d_multivect_type) :: mv1, mv2
type(psb_s_multivect_type) :: smv1, smv2
type(psb_c_multivect_type) :: cmv1, cmv2
type(psb_z_multivect_type) :: zmv1, zmv2
! scalars
real(psb_dpk_), allocatable, dimension(:,:) :: res
real(psb_dpk_), allocatable, dimension(:,:) :: a
real(psb_dpk_), allocatable, dimension(:) :: check_row
! blacs parameters
type(psb_ctxt_type) :: ctxt
integer(psb_ipk_) :: iam, np
! auxiliary parameters
integer(psb_ipk_) :: ii,jj
integer(psb_ipk_) :: info
character(len=20) :: name,ch_err,readinput
real(psb_dpk_) :: ans
real(psb_dpk_), allocatable :: ansmv(:)
logical :: hasitnotfailed
integer(psb_lpk_), allocatable :: myidx(:)
integer(psb_ipk_) :: ib = 1
real(psb_dpk_) :: zt(1)
info=psb_success_
call psb_init(ctxt)
call psb_info(ctxt,iam,np)
if (iam < 0) then
call psb_exit(ctxt) ! This should not happen, but just in case
stop
endif
if(psb_get_errstatus() /= 0) goto 9999
name='vecoperation'
call psb_set_errverbosity(itwo)
!
! 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
call get_command_argument(1,readinput)
if (len_trim(readinput) /= 0) read(readinput,*)idim
if (iam == psb_root_) write(psb_out_unit,'(" ")')
if (iam == psb_root_) write(psb_out_unit,'("Local vector size",I10)')idim
if (iam == psb_root_) write(psb_out_unit,'("Global vector size",I10)')np*idim
!
! Test of standard vector operation
!
if (iam == psb_root_) write(psb_out_unit,'("---- Standard Vector Operations ----")')
if (iam == psb_root_) write(psb_out_unit,'(" ")')
if (iam == psb_root_) write(psb_out_unit,'(" ")')
if (iam == psb_root_) write(psb_out_unit,'(" Real Double Precision")')
if (iam == psb_root_) write(psb_out_unit,'(" ")')
! X = 1
call psb_d_gen_const(x,one,idim,ctxt,desc_a,info)
hasitnotfailed = psb_check_ans(x,one,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> Constant vector ")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- Constant vector ")')
end if
! X = 1 , Y = -2, Y = X + Y = 1 -2 = -1
call psb_d_gen_const(x,one,idim,ctxt,desc_a,info)
call psb_d_gen_const(y,negativetwo,idim,ctxt,desc_a,info)
call psb_geaxpby(one,x,one,y,desc_a,info)
hasitnotfailed = psb_check_ans(y,negativeone,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Y = X + Y")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Y = X + Y ")')
end if
! X = 1 , Y = 2, Y = -X + Y = -1 +2 = 1
call psb_d_gen_const(x,one,idim,ctxt,desc_a,info)
call psb_d_gen_const(y,two,idim,ctxt,desc_a,info)
call psb_geaxpby(negativeone,x,one,y,desc_a,info)
hasitnotfailed = psb_check_ans(y,one,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Y = -X + Y")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Y = -X + Y ")')
end if
! X = 2 , Y = -2, Y = 0.5*X + Y = 1 - 2 = -1
call psb_d_gen_const(x,two,idim,ctxt,desc_a,info)
call psb_d_gen_const(y,negativetwo,idim,ctxt,desc_a,info)
call psb_geaxpby(onehalf,x,one,y,desc_a,info)
hasitnotfailed = psb_check_ans(y,negativeone,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Y = 0.5 X + Y")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Y = 0.5 X + Y ")')
end if
! X = -2 , Y = 1, Z = 0, Z = X + Y = -2 + 1 = -1
call psb_d_gen_const(x,negativetwo,idim,ctxt,desc_a,info)
call psb_d_gen_const(y,one,idim,ctxt,desc_a,info)
call psb_d_gen_const(z,dzero,idim,ctxt,desc_a,info)
call psb_geaxpby(one,x,one,y,z,desc_a,info)
hasitnotfailed = psb_check_ans(z,negativeone,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Z = X + Y")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Z = X + Y ")')
end if
! X = 2 , Y = 1, Z = 0, Z = X - Y = 2 - 1 = 1
call psb_d_gen_const(x,two,idim,ctxt,desc_a,info)
call psb_d_gen_const(y,one,idim,ctxt,desc_a,info)
call psb_d_gen_const(z,dzero,idim,ctxt,desc_a,info)
call psb_geaxpby(one,x,negativeone,y,z,desc_a,info)
hasitnotfailed = psb_check_ans(z,one,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Z = X - Y")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Z = X - Y ")')
end if
! X = 2 , Y = -0.5, Z = 0, Z = X*Y = 2*(-0.5) = -1
call psb_d_gen_const(x,two,idim,ctxt,desc_a,info)
call psb_d_gen_const(y,negativeonehalf,idim,ctxt,desc_a,info)
call psb_d_gen_const(z,dzero,idim,ctxt,desc_a,info)
call psb_gemlt(one,x,y,dzero,z,desc_a,info)
hasitnotfailed = psb_check_ans(z,negativeone,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> mlt Z = X*Y")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- mlt Z = X*Y ")')
end if
! Single Precision Real
if (iam == psb_root_) write(psb_out_unit,'(" ")')
if (iam == psb_root_) write(psb_out_unit,'(" Real Single Precision")')
if (iam == psb_root_) write(psb_out_unit,'(" ")')
! X = 1
call psb_s_gen_const(sx,sone,idim,ctxt,desc_a,info)
hasitnotfailed = psb_check_ans(sx,sone,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> Constant vector (Single Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- Constant vector (Single Precision)")')
end if
! X = 2 , Y = -2, Y = 0.5*X + Y = 1 - 2 = -1
call psb_s_gen_const(sx,stwo,idim,ctxt,desc_a,info)
call psb_s_gen_const(sy,snegativetwo,idim,ctxt,desc_a,info)
call psb_geaxpby(sonehalf,sx,sone,sy,desc_a,info)
hasitnotfailed = psb_check_ans(sy,snegativeone,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Y = 0.5 X + Y (Single Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Y = 0.5 X + Y (Single Precision)")')
end if
! X = 2 , Y = -2, Y = X + Y = 0
call psb_s_gen_const(sx,stwo,idim,ctxt,desc_a,info)
call psb_s_gen_const(sy,snegativetwo,idim,ctxt,desc_a,info)
call psb_geaxpby(sone,sx,sone,sy,desc_a,info)
hasitnotfailed = psb_check_ans(sy,(0.0_psb_spk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Y = X + Y (Single Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Y = X + Y (Single Precision)")')
end if
! X = 2 , Y = -2, Y = 0.5*X + Y = 1 - 2 = -1
call psb_s_gen_const(sx,stwo,idim,ctxt,desc_a,info)
call psb_s_gen_const(sy,snegativetwo,idim,ctxt,desc_a,info)
call psb_geaxpby(sonehalf,sx,sone,sy,desc_a,info)
hasitnotfailed = psb_check_ans(sy,snegativeone,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Y = 0.5 X + Y (Single Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Y = 0.5 X + Y (Single Precision)")')
end if
! X = 2 , Y = -2, Y = 0.5*X + Y = 1 - 2 = -1
call psb_s_gen_const(sx,stwo,idim,ctxt,desc_a,info)
call psb_s_gen_const(sy,snegativetwo,idim,ctxt,desc_a,info)
call psb_geaxpby(sonehalf,sx,sone,sy,desc_a,info)
hasitnotfailed = psb_check_ans(sy,snegativeone,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Y = 0.5 X + Y (Single Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Y = 0.5 X + Y (Single Precision)")')
end if
! X = 2 , Y = 1, Z = 0, Z = X - Y = 2 - 1 = 1
call psb_s_gen_const(sx,stwo,idim,ctxt,desc_a,info)
call psb_s_gen_const(sy,sone,idim,ctxt,desc_a,info)
call psb_s_gen_const(sz,szero,idim,ctxt,desc_a,info)
call psb_geaxpby(sone,sx,snegativeone,sy,sz,desc_a,info)
hasitnotfailed = psb_check_ans(sz,sone,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Z = X - Y (Single Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Z = X - Y (Single Precision)")')
end if
! X = 2 , Y = -0.5, Z = 0, Z = X*Y = -1
call psb_s_gen_const(sx,stwo,idim,ctxt,desc_a,info)
call psb_s_gen_const(sy,snegativeonehalf,idim,ctxt,desc_a,info)
call psb_s_gen_const(sz,szero,idim,ctxt,desc_a,info)
call psb_gemlt(sone,sx,sy,szero,sz,desc_a,info)
hasitnotfailed = psb_check_ans(sz,snegativeone,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> mlt Z = X*Y (Single Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- mlt Z = X*Y (Single Precision)")')
end if
! Single Precision Complex
if (iam == psb_root_) write(psb_out_unit,'(" ")')
if (iam == psb_root_) write(psb_out_unit,'(" Complex Single Precision")')
if (iam == psb_root_) write(psb_out_unit,'(" ")')
! X = 1 + 0i
call psb_c_gen_const(cx,(1.0_psb_spk_, 0.0_psb_spk_),idim,ctxt,desc_a,info)
hasitnotfailed = psb_check_ans(cx,(1.0_psb_spk_, 0.0_psb_spk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> Constant vector (Complex Single Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- Constant vector (Complex Single Precision)")')
end if
! X = 2+0i , Y = -2+0i, Y = X + Y = 0+0i
call psb_c_gen_const(cx,ctwo,idim,ctxt,desc_a,info)
call psb_c_gen_const(cy,cnegativetwo,idim,ctxt,desc_a,info)
call psb_geaxpby(cone,cx,cone,cy,desc_a,info)
hasitnotfailed = psb_check_ans(cy,(0.0_psb_spk_, 0.0_psb_spk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Y = X + Y (Complex Single Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Y = X + Y (Complex Single Precision)")')
end if
! X = 1 , Y = -2, Y = X + Y = 1 -2 = -1
call psb_c_gen_const(cx,(1.0_psb_spk_, 0.0_psb_spk_),idim,ctxt,desc_a,info)
call psb_c_gen_const(cy,cnegativetwo,idim,ctxt,desc_a,info)
call psb_geaxpby(cone,cx,cone,cy,desc_a,info)
hasitnotfailed = psb_check_ans(cy,(-1.0_psb_spk_, 0.0_psb_spk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Y = X + Y (Complex Single Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Y = X + Y (Complex Single Precision)")')
end if
! X = 1 , Y = 2, Y = -X + Y = -1 +2 = 1
call psb_c_gen_const(cx,(1.0_psb_spk_, 0.0_psb_spk_),idim,ctxt,desc_a,info)
call psb_c_gen_const(cy,(2.0_psb_spk_, 0.0_psb_spk_),idim,ctxt,desc_a,info)
call psb_geaxpby(cnegativeone,cx,cone,cy,desc_a,info)
hasitnotfailed = psb_check_ans(cy,(1.0_psb_spk_, 0.0_psb_spk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Y = -X + Y (Complex Single Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Y = -X + Y (Complex Single Precision)")')
end if
! X = 2 , Y = -2, Y = 0.5*X + Y = 1 - 2 = -1
call psb_c_gen_const(cx,ctwo,idim,ctxt,desc_a,info)
call psb_c_gen_const(cy,cnegativetwo,idim,ctxt,desc_a,info)
call psb_geaxpby(conehalf,cx,cone,cy,desc_a,info)
hasitnotfailed = psb_check_ans(cy,(-1.0_psb_spk_, 0.0_psb_spk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Y = 0.5 X + Y (Complex Single Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Y = 0.5 X + Y (Complex Single Precision)")')
end if
! X = -2 , Y = 1, Z = 0, Z = X + Y = -2 + 1 = -1
call psb_c_gen_const(cx,cnegativetwo,idim,ctxt,desc_a,info)
call psb_c_gen_const(cy,(1.0_psb_spk_, 0.0_psb_spk_),idim,ctxt,desc_a,info)
call psb_c_gen_const(cz,(0.0_psb_spk_, 0.0_psb_spk_),idim,ctxt,desc_a,info)
call psb_geaxpby(cone,cx,cone,cy,cz,desc_a,info)
hasitnotfailed = psb_check_ans(cz,(-1.0_psb_spk_, 0.0_psb_spk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Z = X + Y (Complex Single Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Z = X + Y (Complex Single Precision)")')
end if
! X = 2 , Y = 1, Z = 0, Z = X - Y = 2 - 1 = 1
call psb_c_gen_const(cx,ctwo,idim,ctxt,desc_a,info)
call psb_c_gen_const(cy,(1.0_psb_spk_, 0.0_psb_spk_),idim,ctxt,desc_a,info)
call psb_c_gen_const(cz,(0.0_psb_spk_, 0.0_psb_spk_),idim,ctxt,desc_a,info)
call psb_geaxpby(cone,cx,cnegativeone,cy,cz,desc_a,info)
hasitnotfailed = psb_check_ans(cz,(1.0_psb_spk_, 0.0_psb_spk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Z = X - Y (Complex Single Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Z = X - Y (Complex Single Precision)")')
end if
! X = 2 , Y = -0.5, Z = 0, Z = X*Y = 2*(-0.5) = -1
call psb_c_gen_const(cx,ctwo,idim,ctxt,desc_a,info)
call psb_c_gen_const(cy,(snegativeonehalf,0.0_psb_spk_),idim,ctxt,desc_a,info)
call psb_c_gen_const(cz,(0.0_psb_spk_, 0.0_psb_spk_),idim,ctxt,desc_a,info)
call psb_gemlt(cone,cx,cy,(0.0_psb_spk_, 0.0_psb_spk_),cz,desc_a,info)
hasitnotfailed = psb_check_ans(cz,(-1.0_psb_spk_, 0.0_psb_spk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> mlt Z = X*Y (Complex Single Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- mlt Z = X*Y (Complex Single Precision)")')
end if
! Double Precision Complex
if (iam == psb_root_) write(psb_out_unit,'(" ")')
if (iam == psb_root_) write(psb_out_unit,'(" Complex Double Precision")')
if (iam == psb_root_) write(psb_out_unit,'(" ")')
! X = 1 + 0i
call psb_z_gen_const(zx,(1.0_psb_dpk_, 0.0_psb_dpk_),idim,ctxt,desc_a,info)
hasitnotfailed = psb_check_ans(zx,(1.0_psb_dpk_, 0.0_psb_dpk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> Constant vector (Complex Double Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- Constant vector (Complex Double Precision)")')
end if
! X = 2+0i , Y = -2+0i, Y = X + Y = 0+0i
call psb_z_gen_const(zx,ztwo,idim,ctxt,desc_a,info)
call psb_z_gen_const(zy,znegativetwo,idim,ctxt,desc_a,info)
call psb_geaxpby(zone,zx,zone,zy,desc_a,info)
hasitnotfailed = psb_check_ans(zy,(0.0_psb_dpk_, 0.0_psb_dpk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Y = X + Y (Complex Double Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Y = X + Y (Complex Double Precision)")')
end if
! X = 1 , Y = -2, Y = X + Y = 1 -2 = -1
call psb_z_gen_const(zx,(1.0_psb_dpk_, 0.0_psb_dpk_),idim,ctxt,desc_a,info)
call psb_z_gen_const(zy,znegativetwo,idim,ctxt,desc_a,info)
call psb_geaxpby(zone,zx,zone,zy,desc_a,info)
hasitnotfailed = psb_check_ans(zy,(-1.0_psb_dpk_, 0.0_psb_dpk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Y = X + Y (Complex Double Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Y = X + Y (Complex Double Precision)")')
end if
! X = 1 , Y = 2, Y = -X + Y = -1 +2 = 1
call psb_z_gen_const(zx,(1.0_psb_dpk_, 0.0_psb_dpk_),idim,ctxt,desc_a,info)
call psb_z_gen_const(zy,(2.0_psb_dpk_, 0.0_psb_dpk_),idim,ctxt,desc_a,info)
call psb_geaxpby(znegativeone,zx,zone,zy,desc_a,info)
hasitnotfailed = psb_check_ans(zy,(1.0_psb_dpk_, 0.0_psb_dpk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Y = -X + Y (Complex Double Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Y = -X + Y (Complex Double Precision)")')
end if
! X = 2 , Y = -2, Y = 0.5*X + Y = 1 - 2 = -1
call psb_z_gen_const(zx,ztwo,idim,ctxt,desc_a,info)
call psb_z_gen_const(zy,znegativetwo,idim,ctxt,desc_a,info)
call psb_geaxpby(zonehalf,zx,zone,zy,desc_a,info)
hasitnotfailed = psb_check_ans(zy,(-1.0_psb_dpk_, 0.0_psb_dpk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Y = 0.5 X + Y (Complex Double Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Y = 0.5 X + Y (Complex Double Precision)")')
end if
! X = -2 , Y = 1, Z = 0, Z = X + Y = -2 + 1 = -1
call psb_z_gen_const(zx,znegativetwo,idim,ctxt,desc_a,info)
call psb_z_gen_const(zy,(1.0_psb_dpk_, 0.0_psb_dpk_),idim,ctxt,desc_a,info)
call psb_z_gen_const(zz,(0.0_psb_dpk_, 0.0_psb_dpk_),idim,ctxt,desc_a,info)
call psb_geaxpby(zone,zx,zone,zy,zz,desc_a,info)
hasitnotfailed = psb_check_ans(zz,(-1.0_psb_dpk_, 0.0_psb_dpk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Z = X + Y (Complex Double Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Z = X + Y (Complex Double Precision)")')
end if
! X = 2 , Y = 1, Z = 0, Z = X - Y = 2 - 1 = 1
call psb_z_gen_const(zx,ztwo,idim,ctxt,desc_a,info)
call psb_z_gen_const(zy,(1.0_psb_dpk_, 0.0_psb_dpk_),idim,ctxt,desc_a,info)
call psb_z_gen_const(zz,(0.0_psb_dpk_, 0.0_psb_dpk_),idim,ctxt,desc_a,info)
call psb_geaxpby(zone,zx,znegativeone,zy,zz,desc_a,info)
hasitnotfailed = psb_check_ans(zz,(1.0_psb_dpk_, 0.0_psb_dpk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> axpby Z = X - Y (Complex Double Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- axpby Z = X - Y (Complex Double Precision)")')
end if
! X = 2 , Y = -0.5, Z = 0, Z = X*Y = 2*(-0.5) = -1
call psb_z_gen_const(zx,ztwo,idim,ctxt,desc_a,info)
call psb_z_gen_const(zy,(snegativeonehalf,0.0_psb_dpk_),idim,ctxt,desc_a,info)
call psb_z_gen_const(zz,(0.0_psb_dpk_, 0.0_psb_dpk_),idim,ctxt,desc_a,info)
call psb_gemlt(zone,zx,zy,(0.0_psb_dpk_, 0.0_psb_dpk_),zz,desc_a,info)
hasitnotfailed = psb_check_ans(zz,(-1.0_psb_dpk_, 0.0_psb_dpk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> mlt Z = X*Y (Complex Double Precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- mlt Z = X*Y (Complex Double Precision)")')
end if
!
! Vector to field operation
!
if (iam == psb_root_) write(psb_out_unit,'(" ")')
if (iam == psb_root_) write(psb_out_unit,'("Vector to Field Operations")')
if (iam == psb_root_) write(psb_out_unit,'(" ")')
! Dot product (double real)
call psb_d_gen_const(x,two,idim,ctxt,desc_a,info)
call psb_d_gen_const(y,onehalf,idim,ctxt,desc_a,info)
ans = psb_gedot(x,y,desc_a,info)
if (iam == psb_root_) then
if(ans == np*idim) write(psb_out_unit,'("TEST PASSED >>> Dot product (double real)")')
if(ans /= np*idim) write(psb_out_unit,'("TEST FAILED --- Dot product (double real)")')
end if
! Dot product (single precision real)
call psb_s_gen_const(sx,stwo,idim,ctxt,desc_a,info)
call psb_s_gen_const(sy,sonehalf,idim,ctxt,desc_a,info)
ans = psb_gedot(sx,sy,desc_a,info)
if (iam == psb_root_) then
if(ans == np*idim) write(psb_out_unit,'("TEST PASSED >>> Dot product (single precision real)")')
if(ans /= np*idim) write(psb_out_unit,'("TEST FAILED --- Dot product (single precision real)")')
end if
! Dot product (single precision complex)
call psb_c_gen_const(cx,(2.0_psb_spk_, 0.0_psb_spk_),idim,ctxt,desc_a,info)
call psb_c_gen_const(cy,(0.5_psb_spk_, 0.0_psb_spk_),idim,ctxt,desc_a,info)
ans = psb_gedot(cx,cy,desc_a,info)
if (iam == psb_root_) then
if(ans == np*idim) write(psb_out_unit,'("TEST PASSED >>> Dot product (single precision complex)")')
if(ans /= np*idim) write(psb_out_unit,'("TEST FAILED --- Dot product (single precision complex)")')
end if
! Dot product (double precision complex)
call psb_z_gen_const(zx,(2.0_psb_dpk_, 0.0_psb_dpk_),idim,ctxt,desc_a,info)
call psb_z_gen_const(zy,(0.5_psb_dpk_, 0.0_psb_dpk_),idim,ctxt,desc_a,info)
ans = psb_gedot(zx,zy,desc_a,info)
if (iam == psb_root_) then
if(ans == np*idim) write(psb_out_unit,'("TEST PASSED >>> Dot product (double precision complex)")')
if(ans /= np*idim) write(psb_out_unit,'("TEST FAILED --- Dot product (double precision complex)")')
end if
! MaxNorm (double real)
call psb_d_gen_const(x,negativeonehalf,idim,ctxt,desc_a,info)
ans = psb_geamax(x,desc_a,info)
if (iam == psb_root_) then
if(ans == onehalf) write(psb_out_unit,'("TEST PASSED >>> MaxNorm (double real)")')
if(ans /= onehalf) write(psb_out_unit,'("TEST FAILED --- MaxNorm (double real)")')
end if
! MaxNorm (single real)
call psb_s_gen_const(sx,snegativeonehalf,idim,ctxt,desc_a,info)
ans = psb_geamax(sx,desc_a,info)
if (iam == psb_root_) then
if(ans == onehalf) write(psb_out_unit,'("TEST PASSED >>> MaxNorm (single precision real)")')
if(ans /= onehalf) write(psb_out_unit,'("TEST FAILED --- MaxNorm (single precision real)")')
end if
! MaxNorm (single complex)
call psb_c_gen_const(cx,(snegativeonehalf,0.0_psb_spk_),idim,ctxt,desc_a,info)
ans = psb_geamax(cx,desc_a,info)
if (iam == psb_root_) then
if(ans == onehalf) write(psb_out_unit,'("TEST PASSED >>> MaxNorm (single precision complex)")')
if(ans /= onehalf) write(psb_out_unit,'("TEST FAILED --- MaxNorm (single precision complex)")')
end if
! MaxNorm (double complex)
call psb_z_gen_const(zx,(snegativeonehalf,0.0_psb_dpk_),idim,ctxt,desc_a,info)
ans = psb_geamax(zx,desc_a,info)
if (iam == psb_root_) then
if(ans == onehalf) write(psb_out_unit,'("TEST PASSED >>> MaxNorm (double precision complex)")')
if(ans /= onehalf) write(psb_out_unit,'("TEST FAILED --- MaxNorm (double precision complex)")')
end if
!
! Test of multivector operation
!
if (iam == psb_root_) write(psb_out_unit,'(" ")')
if (iam == psb_root_) write(psb_out_unit,'("---- Multivector Operations ----")')
if (iam == psb_root_) write(psb_out_unit,'(" ")')
! X = 1
call psb_d_gen_const_multi(mv1,one,idim,nmv,ctxt,desc_a,info)
hasitnotfailed = psb_check_ans(mv1,one,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> Constant multivector ")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- Constant multivector ")')
end if
! X = 1 (single precision)
call psb_s_gen_const_multi(smv1,sone,idim,nmv,ctxt,desc_a,info)
hasitnotfailed = psb_check_ans(smv1,sone,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> Constant multivector (single precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- Constant multivector (single precision)")')
end if
! X = 1 (complex single precision)
call psb_c_gen_const_multi(cmv1,(1.0_psb_spk_, 0.0_psb_spk_),idim,nmv,ctxt,desc_a,info)
hasitnotfailed = psb_check_ans(cmv1,(1.0_psb_spk_, 0.0_psb_spk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> Constant multivector (complex single precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- Constant multivector (complex single precision)")')
end if
! X = 1 (complex double precision)
call psb_z_gen_const_multi(zmv1,(1.0_psb_dpk_, 0.0_psb_dpk_),idim,nmv,ctxt,desc_a,info)
hasitnotfailed = psb_check_ans(zmv1,(1.0_psb_dpk_, 0.0_psb_dpk_),ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> Constant multivector (complex double precision)")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- Constant multivector (complex double precision)")')
end if
! X = 1, T = upper triangular of all ones
call psb_d_gen_const_multi(mv1,done,idim,nmv,ctxt,desc_a,info)
allocate(a(nmv,nmv),check_row(nmv))
do ii=1,nmv
do jj=ii,nmv
a(ii,jj) = done
end do
end do
check_row = 0
check_row(1) = done
call psb_gediv(mv1,a,desc_a,'U',info)
hasitnotfailed = psb_check_ans(mv1,check_row,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> Triangular solve (UP) mv1 = mv1 / T")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- Triangular solve (UP) mv1 = mv1 / T")')
end if
! X = 1, T = lower triangular of all ones
call psb_d_gen_const_multi(mv1,done,idim,nmv,ctxt,desc_a,info)
if (allocated(a)) deallocate(a)
if (allocated(check_row)) deallocate(check_row)
allocate(a(nmv,nmv),check_row(nmv))
do ii=1,nmv
do jj=1,ii
a(ii,jj) = done
end do
end do
check_row = 0
check_row(nmv) = done
call psb_gediv(mv1,a,desc_a,'L',info)
hasitnotfailed = psb_check_ans(mv1,check_row,ctxt)
if (iam == psb_root_) then
if(hasitnotfailed) write(psb_out_unit,'("TEST PASSED >>> Triangular solve (LOW) mv1 = mv1 / T")')
if(.not.hasitnotfailed) write(psb_out_unit,'("TEST FAILED --- Triangular solve (LOW) mv1 = mv1 / T")')
end if
!
! Multivector to field operation
!
if (iam == psb_root_) write(psb_out_unit,'(" ")')
if (iam == psb_root_) write(psb_out_unit,'("Multivector to Field Operations")')
if (iam == psb_root_) write(psb_out_unit,'(" ")')
! Dot product: multivector vs multivector (double real)
call psb_d_gen_const_multi(mv1,two,idim,nmv,ctxt,desc_a,info)
call psb_d_gen_const_multi(mv2,onehalf,idim,nmv,ctxt,desc_a,info)
ansmv = psb_gedot(mv1,mv2,desc_a,info)
if (iam == psb_root_) then
! write ansmv to check
if(all(ansmv(:) == np*idim)) write(psb_out_unit,'("TEST PASSED >>> Dot product (mv vs mv) (double real)")')
if(any(ansmv(:) /= np*idim)) write(psb_out_unit,'("TEST FAILED --- Dot product (mv vs mv) (double real)")')
end if
! Dot product: multivector vs multivector (single real)
call psb_s_gen_const_multi(smv1,stwo,idim,nmv,ctxt,desc_a,info)
call psb_s_gen_const_multi(smv2,sonehalf,idim,nmv,ctxt,desc_a,info)
ansmv = psb_gedot(smv1,smv2,desc_a,info)
if (iam == psb_root_) then
! write ansmv to check
if(all(ansmv(:) == np*idim)) write(psb_out_unit,'("TEST PASSED >>> Dot product (mv vs mv) (single real)")')
if(any(ansmv(:) /= np*idim)) write(psb_out_unit,'("TEST FAILED --- Dot product (mv vs mv) (single real)")')
end if
! Dot product: multivector vs multivector (single complex)
call psb_c_gen_const_multi(cmv1,(2.0_psb_spk_, 0.0_psb_spk_),idim,nmv,ctxt,desc_a,info)
call psb_c_gen_const_multi(cmv2,(0.5_psb_spk_, 0.0_psb_spk_),idim,nmv,ctxt,desc_a,info)
ansmv = psb_gedot(cmv1,cmv2,desc_a,info)
if (iam == psb_root_) then
! write ansmv to check
if(all(ansmv(:) == np*idim)) write(psb_out_unit,'("TEST PASSED >>> Dot product (mv vs mv) (single complex)")')
if(any(ansmv(:) /= np*idim)) write(psb_out_unit,'("TEST FAILED --- Dot product (mv vs mv) (single complex)")')
end if
! Dot product: multivector vs multivector (double complex)
call psb_z_gen_const_multi(zmv1,(2.0_psb_dpk_, 0.0_psb_dpk_),idim,nmv,ctxt,desc_a,info)
call psb_z_gen_const_multi(zmv2,(0.5_psb_dpk_, 0.0_psb_dpk_),idim,nmv,ctxt,desc_a,info)
ansmv = psb_gedot(zmv1,zmv2,desc_a,info)
if (iam == psb_root_) then
! write ansmv to check
if(all(ansmv(:) == np*idim)) write(psb_out_unit,'("TEST PASSED >>> Dot product (mv vs mv) (double complex)")')
if(any(ansmv(:) /= np*idim)) write(psb_out_unit,'("TEST FAILED --- Dot product (mv vs mv) (double complex)")')
end if
! Dot product: multivector vs vector (double real)
call psb_d_gen_const_multi(mv1,two,idim,nmv,ctxt,desc_a,info)
call psb_d_gen_const(x,onehalf,idim,ctxt,desc_a,info)
ansmv = psb_gedot(mv1,x,desc_a,info)
if (iam == psb_root_) then
! write ansmv to check
if(all(ansmv(:) == np*idim)) write(psb_out_unit,'("TEST PASSED >>> Dot product (mv vs vector) (double real)")')
if(any(ansmv(:) /= np*idim)) write(psb_out_unit,'("TEST FAILED --- Dot product (mv vs vector) (double real)")')
end if
! Dot product: multivector vs vector (single real)
call psb_s_gen_const_multi(smv1,stwo,idim,nmv,ctxt,desc_a,info)
call psb_s_gen_const(sx,sonehalf,idim,ctxt,desc_a,info)
ansmv = psb_gedot(smv1,sx,desc_a,info)
if (iam == psb_root_) then
! write ansmv to check
if(all(ansmv(:) == np*idim)) write(psb_out_unit,'("TEST PASSED >>> Dot product (mv vs vector) (single real)")')
if(any(ansmv(:) /= np*idim)) write(psb_out_unit,'("TEST FAILED --- Dot product (mv vs vector) (single real)")')
end if
! Dot product: multivector vs vector (single complex)
call psb_c_gen_const_multi(cmv1,(2.0_psb_spk_, 0.0_psb_spk_),idim,nmv,ctxt,desc_a,info)
call psb_c_gen_const(cx,(0.5_psb_spk_, 0.0_psb_spk_),idim,ctxt,desc_a,info)
ansmv = psb_gedot(cmv1,cx,desc_a,info)
if (iam == psb_root_) then
! write ansmv to check
if(all(ansmv(:) == np*idim)) write(psb_out_unit,'("TEST PASSED >>> Dot product (mv vs vector) (single complex)")')
if(any(ansmv(:) /= np*idim)) write(psb_out_unit,'("TEST FAILED --- Dot product (mv vs vector) (single complex)")')
end if
! Dot product: multivector vs vector (double complex)
call psb_z_gen_const_multi(zmv1,(2.0_psb_dpk_, 0.0_psb_dpk_),idim,nmv,ctxt,desc_a,info)
call psb_z_gen_const(zx,(0.5_psb_dpk_, 0.0_psb_dpk_),idim,ctxt,desc_a,info)
ansmv = psb_gedot(zmv1,zx,desc_a,info)
if (iam == psb_root_) then
! write ansmv to check
if(all(ansmv(:) == np*idim)) write(psb_out_unit,'("TEST PASSED >>> Dot product (mv vs vector) (double complex)")')
if(any(ansmv(:) /= np*idim)) write(psb_out_unit,'("TEST FAILED --- Dot product (mv vs vector) (double complex)")')
end if
! Inner product: multivector vs multivector (double real)
call psb_d_gen_const_multi(mv1,done,idim,nmv,ctxt,desc_a,info)
call psb_d_gen_const_multi(mv2,done,idim,nmv,ctxt,desc_a,info)
allocate(res(nmv,nmv))
call psb_gemlt(mv1,mv2,res,desc_a,info)
if (iam == psb_root_) then
if(all(res(:,:) == np*idim)) write(psb_out_unit,'("TEST PASSED >>> Inner product (mv vs mv) (double real)")')
if(any(res(:,:) /= np*idim)) write(psb_out_unit,'("TEST FAILED --- Inner product (mv vs mv) (double real)")')
end if
call psb_gefree(x,desc_a,info)
call psb_gefree(y,desc_a,info)
call psb_gefree(z,desc_a,info)
call psb_gefree(sx,desc_a,info)
call psb_gefree(sy,desc_a,info)
call psb_gefree(sz,desc_a,info)
call psb_gefree(cx,desc_a,info)
call psb_gefree(cy,desc_a,info)
call psb_gefree(cz,desc_a,info)
call psb_gefree(zx,desc_a,info)
call psb_gefree(zy,desc_a,info)
call psb_gefree(zz,desc_a,info)
call psb_gefree(mv1,desc_a,info)
call psb_gefree(mv2,desc_a,info)
call psb_gefree(smv1,desc_a,info)
call psb_gefree(smv2,desc_a,info)
call psb_gefree(cmv1,desc_a,info)
call psb_gefree(cmv2,desc_a,info)
call psb_gefree(zmv1,desc_a,info)
call psb_gefree(zmv2,desc_a,info)
call psb_cdfree(desc_a,info)
if(allocated(res)) deallocate(res)
if(allocated(a)) deallocate(a)
if(allocated(check_row)) deallocate(check_row)
if(info /= psb_success_) then
info=psb_err_from_subroutine_
ch_err='free routine'
call psb_errpush(info,name,a_err=ch_err)
goto 9999
end if
call psb_exit(ctxt)
stop
9999 call psb_error(ctxt)
stop
end program vecoperation