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quantum_package/src/Determinants/H_apply_zmq.template.f

246 lines
7.8 KiB
Fortran

subroutine $subroutine($params_main)
implicit none
use omp_lib
use bitmasks
use f77_zmq
BEGIN_DOC
! Calls H_apply on the HF determinant and selects all connected single and double
! excitations (of the same symmetry). Auto-generated by the ``generate_h_apply`` script.
END_DOC
$decls_main
integer :: i_generator
double precision :: wall_0, wall_1
integer(omp_lock_kind) :: lck
integer(bit_kind), allocatable :: mask(:,:,:)
integer :: ispin, k
integer :: rc
character*(512) :: task
double precision, allocatable :: fock_diag_tmp(:,:)
$initialization
PROVIDE H_apply_buffer_allocated mo_bielec_integrals_in_map psi_det_generators psi_coef_generators
integer(ZMQ_PTR), external :: new_zmq_pair_socket
integer(ZMQ_PTR) :: zmq_socket_pair
integer(ZMQ_PTR) :: zmq_to_qp_run_socket
call new_parallel_job(zmq_to_qp_run_socket,'$subroutine')
zmq_socket_pair = new_zmq_pair_socket(.True.)
call zmq_put_psi(zmq_to_qp_run_socket,1)
do i_generator=N_det_generators,1,-1
$skip
write(task,*) i_generator
call add_task_to_taskserver(zmq_to_qp_run_socket,task)
enddo
integer(ZMQ_PTR) :: collector_thread
external :: $subroutine_collector
rc = pthread_create(collector_thread, $subroutine_collector)
!$OMP PARALLEL DEFAULT(private)
!$OMP TASK PRIVATE(rc)
rc = omp_get_thread_num()
call $subroutine_slave_inproc(rc)
!$OMP END TASK
!$OMP TASKWAIT
!$OMP END PARALLEL
integer :: n, task_id
call pull_pt2(zmq_socket_pair, pt2, norm_pert, H_pert_diag, N_st, n, task_id)
rc = pthread_join(collector_thread)
call end_zmq_pair_socket(zmq_socket_pair)
call end_parallel_job(zmq_to_qp_run_socket,'$subroutine')
$copy_buffer
$generate_psi_guess
end
subroutine $subroutine_slave_tcp(iproc)
implicit none
integer, intent(in) :: iproc
BEGIN_DOC
! Computes a buffer over the network
END_DOC
call $subroutine_slave(0,iproc)
end
subroutine $subroutine_slave_inproc(iproc)
implicit none
integer, intent(in) :: iproc
BEGIN_DOC
! Computes a buffer using threads
END_DOC
call $subroutine_slave(1,iproc)
end
subroutine $subroutine_slave(thread, iproc)
implicit none
use omp_lib
use bitmasks
use f77_zmq
integer, intent(in) :: thread
BEGIN_DOC
! Calls H_apply on the HF determinant and selects all connected single and double
! excitations (of the same symmetry). Auto-generated by the ``generate_h_apply`` script.
END_DOC
integer, intent(in) :: iproc
integer :: i_generator
double precision :: wall_0, wall_1
integer(bit_kind), allocatable :: mask(:,:,:)
integer :: ispin, k
double precision, allocatable :: fock_diag_tmp(:,:)
double precision, allocatable :: pt2(:), norm_pert(:), H_pert_diag(:)
integer :: worker_id, task_id, rc, N_st
character*(512) :: task
integer(ZMQ_PTR),external :: new_zmq_to_qp_run_socket
integer(ZMQ_PTR) :: zmq_to_qp_run_socket
integer(ZMQ_PTR),external :: new_zmq_push_socket
integer(ZMQ_PTR) :: zmq_socket_push
zmq_to_qp_run_socket = new_zmq_to_qp_run_socket()
zmq_socket_push = new_zmq_push_socket(thread)
N_st = N_states
allocate( pt2(N_st), norm_pert(N_st), H_pert_diag(N_st), &
mask(N_int,2,6), fock_diag_tmp(2,mo_tot_num+1) )
call connect_to_taskserver(zmq_to_qp_run_socket,worker_id,thread)
do
call get_task_from_taskserver(zmq_to_qp_run_socket,worker_id, task_id, task)
if (task_id == 0) exit
read(task,*) i_generator
! Compute diagonal of the Fock matrix
call build_fock_tmp(fock_diag_tmp,psi_det_generators(1,1,i_generator),N_int)
pt2 = 0.d0
norm_pert = 0.d0
H_pert_diag = 0.d0
! Create bit masks for holes and particles
do ispin=1,2
do k=1,N_int
mask(k,ispin,s_hole) = &
iand(generators_bitmask(k,ispin,s_hole,i_bitmask_gen), &
psi_det_generators(k,ispin,i_generator) )
mask(k,ispin,s_part) = &
iand(generators_bitmask(k,ispin,s_part,i_bitmask_gen), &
not(psi_det_generators(k,ispin,i_generator)) )
mask(k,ispin,d_hole1) = &
iand(generators_bitmask(k,ispin,d_hole1,i_bitmask_gen), &
psi_det_generators(k,ispin,i_generator) )
mask(k,ispin,d_part1) = &
iand(generators_bitmask(k,ispin,d_part1,i_bitmask_gen), &
not(psi_det_generators(k,ispin,i_generator)) )
mask(k,ispin,d_hole2) = &
iand(generators_bitmask(k,ispin,d_hole2,i_bitmask_gen), &
psi_det_generators(k,ispin,i_generator) )
mask(k,ispin,d_part2) = &
iand(generators_bitmask(k,ispin,d_part2,i_bitmask_gen), &
not (psi_det_generators(k,ispin,i_generator)) )
enddo
enddo
if($do_double_excitations)then
call $subroutine_diexc(psi_det_generators(1,1,i_generator), &
psi_det_generators(1,1,1), &
mask(1,1,d_hole1), mask(1,1,d_part1), &
mask(1,1,d_hole2), mask(1,1,d_part2), &
fock_diag_tmp, i_generator, iproc $params_post)
endif
if($do_mono_excitations)then
call $subroutine_monoexc(psi_det_generators(1,1,i_generator), &
mask(1,1,s_hole ), mask(1,1,s_part ), &
fock_diag_tmp, i_generator, iproc $params_post)
endif
call task_done_to_taskserver(zmq_to_qp_run_socket,worker_id,task_id,1)
call push_pt2(zmq_socket_push,pt2,norm_pert,H_pert_diag,N_st,task_id)
enddo
call disconnect_from_taskserver(zmq_to_qp_run_socket,zmq_socket_push,worker_id)
deallocate( mask, fock_diag_tmp, pt2, norm_pert, H_pert_diag )
call end_zmq_push_socket(zmq_socket_push,thread)
call end_zmq_to_qp_run_socket(zmq_to_qp_run_socket)
end
subroutine $subroutine_collector
use f77_zmq
implicit none
BEGIN_DOC
! Collects results from the selection
END_DOC
integer :: k, rc
integer(ZMQ_PTR), external :: new_zmq_pull_socket
integer(ZMQ_PTR) :: zmq_socket_pull
integer*8 :: control, accu
integer :: n, more, task_id
integer(ZMQ_PTR),external :: new_zmq_to_qp_run_socket
integer(ZMQ_PTR) :: zmq_to_qp_run_socket
zmq_to_qp_run_socket = new_zmq_to_qp_run_socket()
zmq_socket_pull = new_zmq_pull_socket()
double precision, allocatable :: pt2(:,:), norm_pert(:,:), H_pert_diag(:,:)
allocate ( pt2(N_states,2), norm_pert(N_states,2), H_pert_diag(N_states,2))
pt2 = 0.d0
norm_pert = 0.d0
H_pert_diag = 0.d0
accu = 0_8
more = 1
do while (more == 1)
call pull_pt2(zmq_socket_pull, pt2, norm_pert, H_pert_diag, N_states, n, task_id)
if (n > 0) then
do k=1,N_states
pt2(k,2) = pt2(k,1) + pt2(k,2)
norm_pert(k,2) = norm_pert(k,1) + norm_pert(k,2)
H_pert_diag(k,2) = H_pert_diag(k,1) + H_pert_diag(k,2)
enddo
accu = accu + 1_8
call zmq_delete_task(zmq_to_qp_run_socket,zmq_socket_pull,task_id,more)
endif
enddo
call end_zmq_pull_socket(zmq_socket_pull)
call end_zmq_to_qp_run_socket(zmq_to_qp_run_socket)
integer(ZMQ_PTR), external :: new_zmq_pair_socket
integer(ZMQ_PTR) :: socket_result
socket_result = new_zmq_pair_socket(.False.)
call push_pt2(socket_result, pt2(1,2), norm_pert(1,2), H_pert_diag(1,2), N_states,0)
deallocate ( pt2, norm_pert, H_pert_diag)
call end_zmq_pair_socket(socket_result)
end