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Optimized phasemask

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Anthony Scemama 2021-03-26 01:04:23 +01:00
parent d217a6b9f1
commit d79724b7e7
1 changed files with 56 additions and 21 deletions
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77
src/cipsi/selection.irp.f
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@ -8,27 +8,56 @@ subroutine get_mask_phase(det1, pm, Nint)
integer(bit_kind), intent(out) :: pm(Nint,2)
integer(bit_kind) :: tmp1, tmp2
integer :: i
pm(1:Nint,1:2) = det1(1:Nint,1:2)
tmp1 = 0_8
tmp2 = 0_8
do i=1,Nint
pm(i,1) = ieor(pm(i,1), shiftl(pm(i,1), 1))
pm(i,2) = ieor(pm(i,2), shiftl(pm(i,2), 1))
pm(i,1) = ieor(pm(i,1), shiftl(pm(i,1), 2))
pm(i,2) = ieor(pm(i,2), shiftl(pm(i,2), 2))
pm(i,1) = ieor(pm(i,1), shiftl(pm(i,1), 4))
pm(i,2) = ieor(pm(i,2), shiftl(pm(i,2), 4))
pm(i,1) = ieor(pm(i,1), shiftl(pm(i,1), 8))
pm(i,2) = ieor(pm(i,2), shiftl(pm(i,2), 8))
pm(i,1) = ieor(pm(i,1), shiftl(pm(i,1), 16))
pm(i,2) = ieor(pm(i,2), shiftl(pm(i,2), 16))
pm(i,1) = ieor(pm(i,1), shiftl(pm(i,1), 32))
pm(i,2) = ieor(pm(i,2), shiftl(pm(i,2), 32))
pm(i,1) = ieor(pm(i,1), tmp1)
pm(i,2) = ieor(pm(i,2), tmp2)
if(iand(popcnt(det1(i,1)), 1) == 1) tmp1 = not(tmp1)
if(iand(popcnt(det1(i,2)), 1) == 1) tmp2 = not(tmp2)
end do
select case (Nint)
BEGIN_TEMPLATE
case ($Nint)
do i=1,$Nint
pm(i,1) = ieor(det1(i,1), shiftl(det1(i,1), 1))
pm(i,2) = ieor(det1(i,2), shiftl(det1(i,2), 1))
pm(i,1) = ieor(pm(i,1), shiftl(pm(i,1), 2))
pm(i,2) = ieor(pm(i,2), shiftl(pm(i,2), 2))
pm(i,1) = ieor(pm(i,1), shiftl(pm(i,1), 4))
pm(i,2) = ieor(pm(i,2), shiftl(pm(i,2), 4))
pm(i,1) = ieor(pm(i,1), shiftl(pm(i,1), 8))
pm(i,2) = ieor(pm(i,2), shiftl(pm(i,2), 8))
pm(i,1) = ieor(pm(i,1), shiftl(pm(i,1), 16))
pm(i,2) = ieor(pm(i,2), shiftl(pm(i,2), 16))
pm(i,1) = ieor(pm(i,1), shiftl(pm(i,1), 32))
pm(i,2) = ieor(pm(i,2), shiftl(pm(i,2), 32))
pm(i,1) = ieor(pm(i,1), tmp1)
pm(i,2) = ieor(pm(i,2), tmp2)
if(iand(popcnt(det1(i,1)), 1) == 1) tmp1 = not(tmp1)
if(iand(popcnt(det1(i,2)), 1) == 1) tmp2 = not(tmp2)
end do
SUBST [ Nint ]
1;;
2;;
3;;
4;;
END_TEMPLATE
case default
do i=1,Nint
pm(i,1) = ieor(det1(i,1), shiftl(det1(i,1), 1))
pm(i,2) = ieor(det1(i,2), shiftl(det1(i,2), 1))
pm(i,1) = ieor(pm(i,1), shiftl(pm(i,1), 2))
pm(i,2) = ieor(pm(i,2), shiftl(pm(i,2), 2))
pm(i,1) = ieor(pm(i,1), shiftl(pm(i,1), 4))
pm(i,2) = ieor(pm(i,2), shiftl(pm(i,2), 4))
pm(i,1) = ieor(pm(i,1), shiftl(pm(i,1), 8))
pm(i,2) = ieor(pm(i,2), shiftl(pm(i,2), 8))
pm(i,1) = ieor(pm(i,1), shiftl(pm(i,1), 16))
pm(i,2) = ieor(pm(i,2), shiftl(pm(i,2), 16))
pm(i,1) = ieor(pm(i,1), shiftl(pm(i,1), 32))
pm(i,2) = ieor(pm(i,2), shiftl(pm(i,2), 32))
pm(i,1) = ieor(pm(i,1), tmp1)
pm(i,2) = ieor(pm(i,2), tmp2)
if(iand(popcnt(det1(i,1)), 1) == 1) tmp1 = not(tmp1)
if(iand(popcnt(det1(i,2)), 1) == 1) tmp2 = not(tmp2)
end do
end select
end subroutine
@ -445,11 +474,17 @@ subroutine select_singles_and_doubles(i_generator,hole_mask,particle_mask,fock_d
endif
do i=1,fullinteresting(0)
fullminilist(1:N_int,1:2,i) = psi_det_sorted(1:N_int,1:2,fullinteresting(i))
do k=1,N_int
fullminilist(k,1,i) = psi_det_sorted(k,1,fullinteresting(i))
fullminilist(k,2,i) = psi_det_sorted(k,2,fullinteresting(i))
enddo
enddo
do i=1,interesting(0)
minilist(1:N_int,1:2,i) = psi_det_sorted(1:N_int,1:2,interesting(i))
do k=1,N_int
minilist(k,1,i) = psi_det_sorted(k,1,interesting(i))
minilist(k,2,i) = psi_det_sorted(k,2,interesting(i))
enddo
enddo
do s2=s1,2