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This commit is contained in:
Alfredo Buttari
2005-11-03 11:03:43 +00:00
parent bd51cb865d
commit 44a024c3dd
3 changed files with 680 additions and 444 deletions
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src/internals/psi_dswaptran.f90
+186 -116
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@@ -7,8 +7,8 @@ subroutine psi_dswaptranm(flag,n,beta,y,desc_a,work,info,data)
integer, intent(in) :: flag, n
integer, intent(out) :: info
real(kind(1.d0)) :: y(:,:), beta
real(kind(1.d0)), target :: work(:)
integer :: y(:,:), beta
integer, target :: work(:)
type(psb_desc_type) :: desc_a
integer, optional :: data
@@ -25,7 +25,7 @@ subroutine psi_dswaptranm(flag,n,beta,y,desc_a,work,info,data)
integer :: int_err(5)
integer :: blacs_pnum, krecvid, ksendid
logical :: swap_mpi, swap_sync, swap_send, swap_recv
real(kind(1.d0)), pointer, dimension(:) :: sndbuf, rcvbuf
integer, pointer, dimension(:) :: sndbuf, rcvbuf
character(len=20) :: name, ch_err
interface psi_gth
@@ -151,14 +151,14 @@ subroutine psi_dswaptranm(flag,n,beta,y,desc_a,work,info,data)
! Case SWAP_MPI
if(swap_mpi) then
! gather elements into sendbuffer for swapping
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
@@ -171,8 +171,8 @@ subroutine psi_dswaptranm(flag,n,beta,y,desc_a,work,info,data)
! swap elements using mpi_alltoallv
call mpi_alltoallv(rcvbuf,rvsz,brvidx,&
& mpi_double_precision,sndbuf,sdsz,&
& bsdidx,mpi_double_precision,icomm,iret)
& mpi_integer,sndbuf,sdsz,&
& bsdidx,mpi_integer,icomm,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
@@ -186,7 +186,7 @@ subroutine psi_dswaptranm(flag,n,beta,y,desc_a,work,info,data)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
@@ -209,20 +209,20 @@ subroutine psi_dswaptranm(flag,n,beta,y,desc_a,work,info,data)
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv*n-1))
call dgesd2d(icontxt,nerv,n,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
call igesd2d(icontxt,nerv,n,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
! Then I receive
snd_pt = brvidx(proc_to_comm)
call dgerv2d(icontxt,nesd,n,sndbuf(snd_pt),nesd,proc_to_comm,0)
call igerv2d(icontxt,nesd,n,sndbuf(snd_pt),nesd,proc_to_comm,0)
else if (proc_to_comm .gt. myrow) then
! First I receive
snd_pt = bsdidx(proc_to_comm)
call dgerv2d(icontxt,nesd,n,sndbuf(snd_pt),nesd,proc_to_comm,0)
call igerv2d(icontxt,nesd,n,sndbuf(snd_pt),nesd,proc_to_comm,0)
! Then I send
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv*n-1))
call dgesd2d(icontxt,nerv,n,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
call igesd2d(icontxt,nerv,n,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
else if (proc_to_comm .eq. myrow) then
! I send to myself
idx_pt = point_to_proc+psb_elem_recv_
@@ -270,7 +270,7 @@ subroutine psi_dswaptranm(flag,n,beta,y,desc_a,work,info,data)
p2ptag = krecvid(icontxt,proc_to_comm,myrow)
snd_pt = brvidx(proc_to_comm)
call mpi_irecv(sndbuf(rcv_pt),sdsz(proc_to_comm),&
& mpi_double_precision,prcid(proc_to_comm),&
& mpi_integer,prcid(proc_to_comm),&
& p2ptag, icomm,rvhd(proc_to_comm),iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
@@ -290,16 +290,16 @@ subroutine psi_dswaptranm(flag,n,beta,y,desc_a,work,info,data)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv*n-1))
if(proc_to_comm .ne. myrow) then
p2ptag=ksendid(icontxt,proc_to_comm,myrow)
call mpi_send(rcvbuf(rcv_pt),rvsz(proc_to_comm),&
& mpi_double_precision,prcid(proc_to_comm),&
& mpi_integer,prcid(proc_to_comm),&
& p2ptag,icomm,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
@@ -312,50 +312,85 @@ subroutine psi_dswaptranm(flag,n,beta,y,desc_a,work,info,data)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
do i=1, totxch
call mpi_waitany(nprow,rvhd,ixrec,p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
if(.false.) then
do i=1, totxch
call mpi_waitany(nprow,rvhd,ixrec,p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
if (ixrec .ne. mpi_undefined) then
ixrec=ixrec-1 ! mpi_waitany returns an 1 to nprow index
point_to_proc = ptp(ixrec)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
if (ixrec .ne. mpi_undefined) then
ixrec=ixrec-1 ! mpi_waitany returns an 1 to nprow index
point_to_proc = ptp(ixrec)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& sndbuf(snd_pt:snd_pt+n*nesd-1),beta,y)
else
int_err(1) = ixrec
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
end do
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& sndbuf(snd_pt:snd_pt+n*nesd-1),beta,y)
else
int_err(1) = ixrec
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
end do
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm .eq. myrow) then
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+n*nerv-1),beta,y)
end if
if(proc_to_comm .eq. myrow) then
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+n*nerv-1),beta,y)
end if
point_to_proc = point_to_proc+nerv+nesd+3
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
else
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm.ne.myrow) then
call mpi_wait(rvhd(proc_to_comm),p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& sndbuf(snd_pt:snd_pt+n*nesd-1),beta,y)
else
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+n*nerv-1),beta,y)
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
end if
else if (swap_send) then
@@ -368,9 +403,9 @@ subroutine psi_dswaptranm(flag,n,beta,y,desc_a,work,info,data)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv*n-1))
call dgesd2d(icontxt,nerv,n,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
& y,rcvbuf(rcv_pt:rcv_pt+nerv*n-1))
call igesd2d(icontxt,nerv,n,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
@@ -385,7 +420,7 @@ subroutine psi_dswaptranm(flag,n,beta,y,desc_a,work,info,data)
if(proc_to_comm.ne.myrow) then
snd_pt = bsdidx(proc_to_comm)
call dgerv2d(icontxt,nesd,n,sndbuf(snd_pt),nesd,proc_to_comm,0)
call igerv2d(icontxt,nesd,n,sndbuf(snd_pt),nesd,proc_to_comm,0)
idx_pt = point_to_proc+nerv+psb_elem_send_
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& sndbuf(snd_pt:snd_pt+n*nesd-1),beta,y)
@@ -429,8 +464,8 @@ subroutine psi_dswaptranv(flag,beta,y,desc_a,work,info,data)
integer, intent(in) :: flag
integer, intent(out) :: info
real(kind(1.d0)) :: y(:), beta
real(kind(1.d0)), target :: work(:)
integer :: y(:), beta
integer, target :: work(:)
type(psb_desc_type) :: desc_a
integer, optional :: data
@@ -447,7 +482,7 @@ subroutine psi_dswaptranv(flag,beta,y,desc_a,work,info,data)
integer :: int_err(5)
integer :: blacs_pnum, krecvid, ksendid
logical :: swap_mpi, swap_sync, swap_send, swap_recv
real(kind(1.d0)), pointer, dimension(:) :: sndbuf, rcvbuf
integer, pointer, dimension(:) :: sndbuf, rcvbuf
character(len=20) :: name, ch_err
interface psi_gth
@@ -574,14 +609,14 @@ subroutine psi_dswaptranv(flag,beta,y,desc_a,work,info,data)
! Case SWAP_MPI
if(swap_mpi) then
! gather elements into sendbuffer for swapping
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
@@ -593,8 +628,8 @@ subroutine psi_dswaptranv(flag,beta,y,desc_a,work,info,data)
! swap elements using mpi_alltoallv
call mpi_alltoallv(rcvbuf,rvsz,brvidx,&
& mpi_double_precision,sndbuf,sdsz,&
& bsdidx,mpi_double_precision,icomm,iret)
& mpi_integer,sndbuf,sdsz,&
& bsdidx,mpi_integer,icomm,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
@@ -608,7 +643,7 @@ subroutine psi_dswaptranv(flag,beta,y,desc_a,work,info,data)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
@@ -631,20 +666,20 @@ subroutine psi_dswaptranv(flag,beta,y,desc_a,work,info,data)
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv-1))
call dgesd2d(icontxt,nerv,1,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
call igesd2d(icontxt,nerv,1,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
! Then I receive
snd_pt = brvidx(proc_to_comm)
call dgerv2d(icontxt,nesd,1,sndbuf(snd_pt),nesd,proc_to_comm,0)
call igerv2d(icontxt,nesd,1,sndbuf(snd_pt),nesd,proc_to_comm,0)
else if (proc_to_comm .gt. myrow) then
! First I receive
snd_pt = bsdidx(proc_to_comm)
call dgerv2d(icontxt,nesd,1,sndbuf(snd_pt),nesd,proc_to_comm,0)
call igerv2d(icontxt,nesd,1,sndbuf(snd_pt),nesd,proc_to_comm,0)
! Then I send
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv-1))
call dgesd2d(icontxt,nerv,1,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
call igesd2d(icontxt,nerv,1,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
else if (proc_to_comm .eq. myrow) then
! I send to myself
idx_pt = point_to_proc+psb_elem_recv_
@@ -692,7 +727,7 @@ subroutine psi_dswaptranv(flag,beta,y,desc_a,work,info,data)
p2ptag = krecvid(icontxt,proc_to_comm,myrow)
snd_pt = brvidx(proc_to_comm)
call mpi_irecv(sndbuf(snd_pt),sdsz(proc_to_comm),&
& mpi_double_precision,prcid(proc_to_comm),&
& mpi_integer,prcid(proc_to_comm),&
& p2ptag, icomm,rvhd(proc_to_comm),iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
@@ -712,16 +747,16 @@ subroutine psi_dswaptranv(flag,beta,y,desc_a,work,info,data)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv-1))
if(proc_to_comm .ne. myrow) then
p2ptag=ksendid(icontxt,proc_to_comm,myrow)
call mpi_send(rcvbuf(rcv_pt),rvsz(proc_to_comm),&
& mpi_double_precision,prcid(proc_to_comm),&
& mpi_integer,prcid(proc_to_comm),&
& p2ptag,icomm,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
@@ -734,50 +769,85 @@ subroutine psi_dswaptranv(flag,beta,y,desc_a,work,info,data)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
do i=1, totxch
call mpi_waitany(nprow,rvhd,ixrec,p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
if(.false.) then
do i=1, totxch
call mpi_waitany(nprow,rvhd,ixrec,p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
if (ixrec .ne. mpi_undefined) then
ixrec=ixrec-1 ! mpi_waitany returns an 1 to nprow index
point_to_proc = ptp(ixrec)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
if (ixrec .ne. mpi_undefined) then
ixrec=ixrec-1 ! mpi_waitany returns an 1 to nprow index
point_to_proc = ptp(ixrec)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+nerv-1),beta,y)
else
int_err(1) = ixrec
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
end do
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+nerv-1),beta,y)
else
int_err(1) = ixrec
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
end do
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm .eq. myrow) then
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+nerv-1),beta,y)
end if
if(proc_to_comm .eq. myrow) then
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+nerv-1),beta,y)
end if
point_to_proc = point_to_proc+nerv+nesd+3
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
else
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm.ne.myrow) then
call mpi_wait(rvhd(proc_to_comm),p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& sndbuf(snd_pt:snd_pt+nesd-1),beta,y)
else
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+nerv-1),beta,y)
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
end if
else if (swap_send) then
@@ -790,9 +860,9 @@ subroutine psi_dswaptranv(flag,beta,y,desc_a,work,info,data)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv-1))
call dgesd2d(icontxt,nerv,1,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
& y,rcvbuf(rcv_pt:rcv_pt+nerv-1))
call igesd2d(icontxt,nerv,1,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
@@ -807,7 +877,7 @@ subroutine psi_dswaptranv(flag,beta,y,desc_a,work,info,data)
if(proc_to_comm.ne.myrow) then
snd_pt = bsdidx(proc_to_comm)
call dgerv2d(icontxt,nesd,1,sndbuf(snd_pt),nesd,proc_to_comm,0)
call igerv2d(icontxt,nesd,1,sndbuf(snd_pt),nesd,proc_to_comm,0)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
src/internals/psi_iswapdata.f90
+169 -100
View File
@@ -1,4 +1,4 @@
subroutine psi_iswapdatam(flag,n,beta,y,desc_a,work,info,data)
subroutine psi_dswapdatam(flag,n,beta,y,desc_a,work,info,data)
use psb_error_mod
use psb_descriptor_type
@@ -8,7 +8,7 @@ subroutine psi_iswapdatam(flag,n,beta,y,desc_a,work,info,data)
integer, intent(in) :: flag, n
integer, intent(out) :: info
integer :: y(:,:), beta
integer, target :: work(:)
integer, target :: work(:)
type(psb_desc_type) :: desc_a
integer, optional :: data
@@ -150,17 +150,17 @@ subroutine psi_iswapdatam(flag,n,beta,y,desc_a,work,info,data)
! Case SWAP_MPI
if(swap_mpi) then
! gather elements into sendbuffer for swapping
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_gth(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& y,sndbuf(snd_pt:snd_pt+nesd*n-1))
@@ -185,7 +185,7 @@ subroutine psi_iswapdatam(flag,n,beta,y,desc_a,work,info,data)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
@@ -288,13 +288,13 @@ subroutine psi_iswapdatam(flag,n,beta,y,desc_a,work,info,data)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_gth(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& y,sndbuf(snd_pt:snd_pt+nesd*n-1))
if(proc_to_comm .ne. myrow) then
p2ptag=ksendid(icontxt,proc_to_comm,myrow)
call mpi_send(sndbuf(snd_pt),sdsz(proc_to_comm),&
@@ -311,51 +311,84 @@ subroutine psi_iswapdatam(flag,n,beta,y,desc_a,work,info,data)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
do i=1, totxch
call mpi_waitany(nprow,rvhd,ixrec,p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
if(.false.) then
do i=1, totxch
call mpi_waitany(nprow,rvhd,ixrec,p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
if (ixrec .ne. mpi_undefined) then
ixrec=ixrec-1 ! mpi_waitany returns an 1 to nprow index
point_to_proc = ptp(ixrec)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
if (ixrec .ne. mpi_undefined) then
ixrec=ixrec-1 ! mpi_waitany returns an 1 to nprow index
point_to_proc = ptp(ixrec)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
& rcvbuf(rcv_pt:rcv_pt+n*nerv-1),beta,y)
else
int_err(1) = ixrec
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
end do
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
& rcvbuf(rcv_pt:rcv_pt+n*nerv-1),beta,y)
else
int_err(1) = ixrec
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
end do
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm .eq. myrow) then
idx_pt = point_to_proc+psb_elem_recv_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
& sndbuf(snd_pt:snd_pt+n*nesd-1),beta,y)
end if
if(proc_to_comm .eq. myrow) then
idx_pt = point_to_proc+psb_elem_recv_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
& sndbuf(snd_pt:snd_pt+n*nesd-1),beta,y)
end if
point_to_proc = point_to_proc+nerv+nesd+3
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
else
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm.ne.myrow) then
call mpi_wait(rvhd(proc_to_comm),p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
& rcvbuf(rcv_pt:rcv_pt+n*nerv-1),beta,y)
else
idx_pt = point_to_proc+psb_elem_recv_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
& sndbuf(snd_pt:snd_pt+n*nesd-1),beta,y)
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
end if
else if (swap_send) then
@@ -369,9 +402,9 @@ subroutine psi_iswapdatam(flag,n,beta,y,desc_a,work,info,data)
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_gth(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& y,sndbuf(snd_pt:snd_pt+nesd*n-1))
& y,sndbuf(snd_pt:snd_pt+nesd*n-1))
call igesd2d(icontxt,nesd,n,sndbuf(snd_pt),nesd,proc_to_comm,0)
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
@@ -414,10 +447,10 @@ subroutine psi_iswapdatam(flag,n,beta,y,desc_a,work,info,data)
return
end if
return
end subroutine psi_iswapdatam
end subroutine psi_dswapdatam
subroutine psi_iswapdatav(flag,beta,y,desc_a,work,info,data)
subroutine psi_dswapdatav(flag,beta,y,desc_a,work,info,data)
use psb_error_mod
use psb_descriptor_type
@@ -426,8 +459,8 @@ subroutine psi_iswapdatav(flag,beta,y,desc_a,work,info,data)
integer, intent(in) :: flag
integer, intent(out) :: info
integer :: y(:), beta
integer, target :: work(:)
integer :: y(:), beta
integer, target :: work(:)
type(psb_desc_type) :: desc_a
integer, optional :: data
@@ -486,7 +519,7 @@ subroutine psi_iswapdatav(flag,beta,y,desc_a,work,info,data)
end interface
info = 0
name='psi_iswap_datav'
name='psi_dswap_datav'
call psb_erractionsave(err_act)
icontxt=desc_a%matrix_data(psb_ctxt_)
@@ -572,14 +605,14 @@ subroutine psi_iswapdatav(flag,beta,y,desc_a,work,info,data)
! Case SWAP_MPI
if(swap_mpi) then
! gather elements into sendbuffer for swapping
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_gth(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
@@ -606,7 +639,7 @@ subroutine psi_iswapdatav(flag,beta,y,desc_a,work,info,data)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
@@ -709,12 +742,12 @@ subroutine psi_iswapdatav(flag,beta,y,desc_a,work,info,data)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_gth(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& y,sndbuf(snd_pt:snd_pt+nesd-1))
if(proc_to_comm .ne. myrow) then
p2ptag=ksendid(icontxt,proc_to_comm,myrow)
call mpi_send(sndbuf(snd_pt),sdsz(proc_to_comm),&
@@ -731,49 +764,85 @@ subroutine psi_iswapdatav(flag,beta,y,desc_a,work,info,data)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
do i=1, totxch
call mpi_waitany(nprow,rvhd,ixrec,p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
if (ixrec .ne. mpi_undefined) then
ixrec=ixrec-1 ! mpi_waitany returns an 1 to nprow index
point_to_proc = ptp(ixrec)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
if(.false.) then
do i=1, totxch
call mpi_waitany(nprow,rvhd,ixrec,p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
if (ixrec .ne. mpi_undefined) then
ixrec=ixrec-1 ! mpi_waitany returns an 1 to nprow index
point_to_proc = ptp(ixrec)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
& rcvbuf(rcv_pt:rcv_pt+nerv-1),beta,y)
else
int_err(1) = ixrec
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
end do
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
& rcvbuf(rcv_pt:rcv_pt+nerv-1),beta,y)
else
int_err(1) = ixrec
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
end do
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm .eq. myrow) then
idx_pt = point_to_proc+psb_elem_recv_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
& sndbuf(snd_pt:snd_pt+nesd-1),beta,y)
end if
if(proc_to_comm .eq. myrow) then
idx_pt = point_to_proc+psb_elem_recv_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
& sndbuf(snd_pt:snd_pt+nesd-1),beta,y)
end if
point_to_proc = point_to_proc+nerv+nesd+3
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
else
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm.ne.myrow) then
call mpi_wait(rvhd(proc_to_comm),p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
& rcvbuf(rcv_pt:rcv_pt+nerv-1),beta,y)
else
idx_pt = point_to_proc+psb_elem_recv_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
& sndbuf(snd_pt:snd_pt+nesd-1),beta,y)
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
end if
else if (swap_send) then
@@ -787,9 +856,9 @@ subroutine psi_iswapdatav(flag,beta,y,desc_a,work,info,data)
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_gth(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& y,sndbuf(snd_pt:snd_pt+nesd-1))
& y,sndbuf(snd_pt:snd_pt+nesd-1))
call igesd2d(icontxt,nesd,1,sndbuf(snd_pt),nesd,proc_to_comm,0)
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
@@ -832,4 +901,4 @@ subroutine psi_iswapdatav(flag,beta,y,desc_a,work,info,data)
return
end if
return
end subroutine psi_iswapdatav
end subroutine psi_dswapdatav
src/internals/psi_iswaptran.f90
+325 -228
View File
@@ -1,30 +1,31 @@
subroutine psi_iswaptranm(flag,n,beta,y,desc_a,work,info)
subroutine psi_dswaptranm(flag,n,beta,y,desc_a,work,info,data)
use psb_error_mod
use psb_descriptor_type
use mpi
implicit none
include 'mpif.h'
integer, intent(in) :: flag, n
integer, intent(out) :: info
integer :: y(:,:), beta
integer, target :: work(:)
real(kind(1.d0)) :: y(:,:), beta
real(kind(1.d0)), target :: work(:)
type(psb_desc_type) :: desc_a
integer, optional :: data
! locals
integer :: icontxt, nprow, npcol, myrow,&
& mycol, point_to_proc, nesd, nerv,&
& proc_to_comm, p2ptag, icomm, p2pstat,&
& proc_to_comm, p2ptag, icomm, p2pstat(mpi_status_size),&
& idxs, idxr, iret, errlen, ifcomm, rank,&
& err_act, totxch, ixrec, i, lw, idx_pt,&
& snd_pt, rcv_pt
integer, pointer, dimension(:) :: bsdidx, brvidx,&
& sdsz, rvsz, prcid, ptp, rvhd, h_idx
& sdsz, rvsz, prcid, ptp, rvhd, d_idx
integer :: int_err(5)
integer :: blacs_pnum, krecvid, ksendid
logical :: swap_mpi, swap_sync, swap_send, swap_recv
integer, pointer, dimension(:) :: sndbuf, rcvbuf
real(kind(1.d0)), pointer, dimension(:) :: sndbuf, rcvbuf
character(len=20) :: name, ch_err
interface psi_gth
@@ -96,7 +97,19 @@ subroutine psi_iswaptranm(flag,n,beta,y,desc_a,work,info)
swap_sync = iand(flag,psb_swap_sync_).ne.0
swap_send = iand(flag,psb_swap_send_).ne.0
swap_recv = iand(flag,psb_swap_recv_).ne.0
h_idx => desc_a%halo_index
if(present(data)) then
if(data.eq.psb_comm_halo_) then
d_idx => desc_a%halo_index
else if(data.eq.psb_comm_ovr_) then
d_idx => desc_a%ovrlap_index
else
d_idx => desc_a%halo_index
end if
else
d_idx => desc_a%halo_index
end if
idxs = 0
idxr = 0
totxch = 0
@@ -104,11 +117,11 @@ subroutine psi_iswaptranm(flag,n,beta,y,desc_a,work,info)
rvhd(:) = mpi_request_null
! prepare info for communications
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm.ne.-1)
if(proc_to_comm .ne. myrow) totxch = totxch+1
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
prcid(proc_to_comm) = blacs_pnum(icontxt,proc_to_comm,mycol)
ptp(proc_to_comm) = point_to_proc
@@ -122,7 +135,7 @@ subroutine psi_iswaptranm(flag,n,beta,y,desc_a,work,info)
idxs = idxs+sdsz(proc_to_comm)
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
if((idxr+idxs).lt.size(work)) then
@@ -138,27 +151,28 @@ subroutine psi_iswaptranm(flag,n,beta,y,desc_a,work,info)
! Case SWAP_MPI
if(swap_mpi) then
! gather elements into sendbuffer for swapping
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,n,h_idx(idx_pt:idx_pt+nerv-1),&
call psi_gth(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv*n-1))
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
! swap elements using mpi_alltoallv
call mpi_alltoallv(rcvbuf,rvsz,brvidx,&
& mpi_integer,sndbuf,sdsz,&
& bsdidx,mpi_integer,icomm,iret)
& mpi_double_precision,sndbuf,sdsz,&
& bsdidx,mpi_double_precision,icomm,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
@@ -168,95 +182,95 @@ subroutine psi_iswaptranm(flag,n,beta,y,desc_a,work,info)
! scatter elements from receivebuffer after swapping
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,n,h_idx(idx_pt:idx_pt+nesd-1),&
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& sndbuf(snd_pt:snd_pt+n*nesd-1),beta,y)
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
else if (swap_sync) then
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if (proc_to_comm .lt. myrow) then
! First I send
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,n,h_idx(idx_pt:idx_pt+nerv-1),&
call psi_gth(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv*n-1))
call igesd2d(icontxt,nerv,n,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
call dgesd2d(icontxt,nerv,n,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
! Then I receive
snd_pt = brvidx(proc_to_comm)
call igerv2d(icontxt,nesd,n,sndbuf(snd_pt),nesd,proc_to_comm,0)
call dgerv2d(icontxt,nesd,n,sndbuf(snd_pt),nesd,proc_to_comm,0)
else if (proc_to_comm .gt. myrow) then
! First I receive
snd_pt = bsdidx(proc_to_comm)
call igerv2d(icontxt,nesd,n,sndbuf(snd_pt),nesd,proc_to_comm,0)
call dgerv2d(icontxt,nesd,n,sndbuf(snd_pt),nesd,proc_to_comm,0)
! Then I send
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,n,h_idx(idx_pt:idx_pt+nerv-1),&
call psi_gth(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv*n-1))
call igesd2d(icontxt,nerv,n,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
call dgesd2d(icontxt,nerv,n,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
else if (proc_to_comm .eq. myrow) then
! I send to myself
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = bsdidx(proc_to_comm)
call psi_gth(nerv,n,h_idx(idx_pt:idx_pt+nerv-1),&
call psi_gth(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv*n-1))
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm.ne.myrow) then
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,n,h_idx(idx_pt:idx_pt+nesd-1),&
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& sndbuf(snd_pt:snd_pt+n*nesd-1),beta,y)
else
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,n,h_idx(idx_pt:idx_pt+nesd-1),&
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+n*nerv-1),beta,y)
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
else if (swap_send .and. swap_recv) then
! First I post all the non blocking receives
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm.ne.myrow) then
p2ptag = krecvid(icontxt,proc_to_comm,myrow)
snd_pt = brvidx(proc_to_comm)
call mpi_irecv(sndbuf(rcv_pt),sdsz(proc_to_comm),&
& mpi_integer,prcid(proc_to_comm),&
& mpi_double_precision,prcid(proc_to_comm),&
& p2ptag, icomm,rvhd(proc_to_comm),iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
@@ -267,25 +281,25 @@ subroutine psi_iswaptranm(flag,n,beta,y,desc_a,work,info)
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
! Then I post all the blocking sends
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,n,h_idx(idx_pt:idx_pt+nerv-1),&
call psi_gth(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv*n-1))
if(proc_to_comm .ne. myrow) then
p2ptag=ksendid(icontxt,proc_to_comm,myrow)
call mpi_send(rcvbuf(rcv_pt),rvsz(proc_to_comm),&
& mpi_integer,prcid(proc_to_comm),&
& mpi_double_precision,prcid(proc_to_comm),&
& p2ptag,icomm,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
@@ -295,95 +309,130 @@ subroutine psi_iswaptranm(flag,n,beta,y,desc_a,work,info)
end if
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
do i=1, totxch
call mpi_waitany(nprow,rvhd,ixrec,p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
if(.false.) then
do i=1, totxch
call mpi_waitany(nprow,rvhd,ixrec,p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
if (ixrec .ne. mpi_undefined) then
ixrec=ixrec-1 ! mpi_waitany returns an 1 to nprow index
point_to_proc = ptp(ixrec)
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
if (ixrec .ne. mpi_undefined) then
ixrec=ixrec-1 ! mpi_waitany returns an 1 to nprow index
point_to_proc = ptp(ixrec)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,n,h_idx(idx_pt:idx_pt+nesd-1),&
& sndbuf(snd_pt:snd_pt+n*nesd-1),beta,y)
else
int_err(1) = ixrec
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
end do
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm .eq. myrow) then
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,n,h_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+n*nerv-1),beta,y)
end if
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& sndbuf(snd_pt:snd_pt+n*nesd-1),beta,y)
else
int_err(1) = ixrec
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
end do
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm .eq. myrow) then
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+n*nerv-1),beta,y)
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
else
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm.ne.myrow) then
call mpi_wait(rvhd(proc_to_comm),p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& sndbuf(snd_pt:snd_pt+n*nesd-1),beta,y)
else
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+n*nerv-1),beta,y)
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
end do
else if (swap_send) then
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,n,h_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv*n-1))
call igesd2d(icontxt,nerv,n,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
call psi_gth(nerv,n,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv*n-1))
call dgesd2d(icontxt,nerv,n,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
else if (swap_recv) then
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm.ne.myrow) then
snd_pt = bsdidx(proc_to_comm)
call igerv2d(icontxt,nesd,n,sndbuf(snd_pt),nesd,proc_to_comm,0)
call dgerv2d(icontxt,nesd,n,sndbuf(snd_pt),nesd,proc_to_comm,0)
idx_pt = point_to_proc+nerv+psb_elem_send_
call psi_sct(nesd,n,h_idx(idx_pt:idx_pt+nesd-1),&
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& sndbuf(snd_pt:snd_pt+n*nesd-1),beta,y)
else
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,n,h_idx(idx_pt:idx_pt+nesd-1),&
call psi_sct(nesd,n,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+n*nerv-1),beta,y)
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
end if
@@ -398,7 +447,7 @@ subroutine psi_iswaptranm(flag,n,beta,y,desc_a,work,info)
return
end if
return
end subroutine psi_iswaptranm
end subroutine psi_dswaptranm
@@ -406,33 +455,34 @@ end subroutine psi_iswaptranm
subroutine psi_iswaptranv(flag,beta,y,desc_a,work,info)
subroutine psi_dswaptranv(flag,beta,y,desc_a,work,info,data)
use psb_error_mod
use psb_descriptor_type
use mpi
implicit none
include 'mpif.h'
integer, intent(in) :: flag
integer, intent(out) :: info
integer :: y(:), beta
integer, target :: work(:)
real(kind(1.d0)) :: y(:), beta
real(kind(1.d0)), target :: work(:)
type(psb_desc_type) :: desc_a
integer, optional :: data
! locals
integer :: icontxt, nprow, npcol, myrow,&
& mycol, point_to_proc, nesd, nerv,&
& proc_to_comm, p2ptag, icomm, p2pstat,&
& proc_to_comm, p2ptag, icomm, p2pstat(mpi_status_size),&
& idxs, idxr, iret, errlen, ifcomm, rank,&
& err_act, totxch, ixrec, i, lw, idx_pt,&
& snd_pt, rcv_pt, n
integer, pointer, dimension(:) :: bsdidx, brvidx,&
& sdsz, rvsz, prcid, ptp, rvhd, h_idx
& sdsz, rvsz, prcid, ptp, rvhd, d_idx
integer :: int_err(5)
integer :: blacs_pnum, krecvid, ksendid
logical :: swap_mpi, swap_sync, swap_send, swap_recv
integer, pointer, dimension(:) :: sndbuf, rcvbuf
real(kind(1.d0)), pointer, dimension(:) :: sndbuf, rcvbuf
character(len=20) :: name, ch_err
interface psi_gth
@@ -504,7 +554,19 @@ subroutine psi_iswaptranv(flag,beta,y,desc_a,work,info)
swap_sync = iand(flag,psb_swap_sync_).ne.0
swap_send = iand(flag,psb_swap_send_).ne.0
swap_recv = iand(flag,psb_swap_recv_).ne.0
h_idx => desc_a%halo_index
if(present(data)) then
if(data.eq.psb_comm_halo_) then
d_idx => desc_a%halo_index
else if(data.eq.psb_comm_ovr_) then
d_idx => desc_a%ovrlap_index
else
d_idx => desc_a%halo_index
end if
else
d_idx => desc_a%halo_index
end if
idxs = 0
idxr = 0
totxch = 0
@@ -513,11 +575,11 @@ subroutine psi_iswaptranv(flag,beta,y,desc_a,work,info)
n=1
! prepare info for communications
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm.ne.-1)
if(proc_to_comm .ne. myrow) totxch = totxch+1
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
prcid(proc_to_comm) = blacs_pnum(icontxt,proc_to_comm,mycol)
ptp(proc_to_comm) = point_to_proc
@@ -531,7 +593,7 @@ subroutine psi_iswaptranv(flag,beta,y,desc_a,work,info)
idxs = idxs+sdsz(proc_to_comm)
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
if((idxr+idxs).lt.size(work)) then
@@ -547,27 +609,27 @@ subroutine psi_iswaptranv(flag,beta,y,desc_a,work,info)
! Case SWAP_MPI
if(swap_mpi) then
! gather elements into sendbuffer for swapping
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,h_idx(idx_pt:idx_pt+nerv-1),&
call psi_gth(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv-1))
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
! swap elements using mpi_alltoallv
call mpi_alltoallv(rcvbuf,rvsz,brvidx,&
& mpi_integer,sndbuf,sdsz,&
& bsdidx,mpi_integer,icomm,iret)
& mpi_double_precision,sndbuf,sdsz,&
& bsdidx,mpi_double_precision,icomm,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
@@ -577,95 +639,95 @@ subroutine psi_iswaptranv(flag,beta,y,desc_a,work,info)
! scatter elements from receivebuffer after swapping
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,h_idx(idx_pt:idx_pt+nesd-1),&
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& sndbuf(snd_pt:snd_pt+nesd-1),beta,y)
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
else if (swap_sync) then
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if (proc_to_comm .lt. myrow) then
! First I send
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,h_idx(idx_pt:idx_pt+nerv-1),&
call psi_gth(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv-1))
call igesd2d(icontxt,nerv,1,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
call dgesd2d(icontxt,nerv,1,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
! Then I receive
snd_pt = brvidx(proc_to_comm)
call igerv2d(icontxt,nesd,1,sndbuf(snd_pt),nesd,proc_to_comm,0)
call dgerv2d(icontxt,nesd,1,sndbuf(snd_pt),nesd,proc_to_comm,0)
else if (proc_to_comm .gt. myrow) then
! First I receive
snd_pt = bsdidx(proc_to_comm)
call igerv2d(icontxt,nesd,1,sndbuf(snd_pt),nesd,proc_to_comm,0)
call dgerv2d(icontxt,nesd,1,sndbuf(snd_pt),nesd,proc_to_comm,0)
! Then I send
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,h_idx(idx_pt:idx_pt+nerv-1),&
call psi_gth(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv-1))
call igesd2d(icontxt,nerv,1,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
call dgesd2d(icontxt,nerv,1,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
else if (proc_to_comm .eq. myrow) then
! I send to myself
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = bsdidx(proc_to_comm)
call psi_gth(nerv,h_idx(idx_pt:idx_pt+nerv-1),&
call psi_gth(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv-1))
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm.ne.myrow) then
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,h_idx(idx_pt:idx_pt+nesd-1),&
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& sndbuf(snd_pt:snd_pt+nesd-1),beta,y)
else
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,h_idx(idx_pt:idx_pt+nesd-1),&
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+nerv-1),beta,y)
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
else if (swap_send .and. swap_recv) then
! First I post all the non blocking receives
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm.ne.myrow) then
p2ptag = krecvid(icontxt,proc_to_comm,myrow)
snd_pt = brvidx(proc_to_comm)
call mpi_irecv(sndbuf(snd_pt),sdsz(proc_to_comm),&
& mpi_integer,prcid(proc_to_comm),&
& mpi_double_precision,prcid(proc_to_comm),&
& p2ptag, icomm,rvhd(proc_to_comm),iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
@@ -676,25 +738,25 @@ subroutine psi_iswaptranv(flag,beta,y,desc_a,work,info)
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
! Then I post all the blocking sends
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,h_idx(idx_pt:idx_pt+nerv-1),&
call psi_gth(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv-1))
if(proc_to_comm .ne. myrow) then
p2ptag=ksendid(icontxt,proc_to_comm,myrow)
call mpi_send(rcvbuf(rcv_pt),rvsz(proc_to_comm),&
& mpi_integer,prcid(proc_to_comm),&
& mpi_double_precision,prcid(proc_to_comm),&
& p2ptag,icomm,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
@@ -704,96 +766,131 @@ subroutine psi_iswaptranv(flag,beta,y,desc_a,work,info)
end if
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
do i=1, totxch
call mpi_waitany(nprow,rvhd,ixrec,p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
if(.false.) then
do i=1, totxch
call mpi_waitany(nprow,rvhd,ixrec,p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
if (ixrec .ne. mpi_undefined) then
ixrec=ixrec-1 ! mpi_waitany returns an 1 to nprow index
point_to_proc = ptp(ixrec)
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
if (ixrec .ne. mpi_undefined) then
ixrec=ixrec-1 ! mpi_waitany returns an 1 to nprow index
point_to_proc = ptp(ixrec)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,h_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+nerv-1),beta,y)
else
int_err(1) = ixrec
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
end do
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm .eq. myrow) then
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,h_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+nerv-1),beta,y)
end if
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+nerv-1),beta,y)
else
int_err(1) = ixrec
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
end do
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
end do
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm .eq. myrow) then
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+nerv-1),beta,y)
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
else
point_to_proc = 1
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm.ne.myrow) then
call mpi_wait(rvhd(proc_to_comm),p2pstat,iret)
if(iret.ne.mpi_success) then
int_err(1) = iret
info=400
call psb_errpush(info,name,i_err=int_err)
goto 9999
end if
idx_pt = point_to_proc+nerv+psb_elem_send_
snd_pt = bsdidx(proc_to_comm)
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& sndbuf(snd_pt:snd_pt+nesd-1),beta,y)
else
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+nerv-1),beta,y)
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
end if
else if (swap_send) then
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_gth(nerv,h_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv-1))
call igesd2d(icontxt,nerv,1,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
call psi_gth(nerv,d_idx(idx_pt:idx_pt+nerv-1),&
& y,rcvbuf(rcv_pt:rcv_pt+nerv-1))
call dgesd2d(icontxt,nerv,1,rcvbuf(rcv_pt),nerv,proc_to_comm,0)
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
else if (swap_recv) then
point_to_proc = 1
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
do while (proc_to_comm .ne. -1)
nerv = h_idx(point_to_proc+psb_n_elem_recv_)
nesd = h_idx(point_to_proc+nerv+psb_n_elem_send_)
nerv = d_idx(point_to_proc+psb_n_elem_recv_)
nesd = d_idx(point_to_proc+nerv+psb_n_elem_send_)
if(proc_to_comm.ne.myrow) then
snd_pt = bsdidx(proc_to_comm)
call igerv2d(icontxt,nesd,1,sndbuf(snd_pt),nesd,proc_to_comm,0)
call dgerv2d(icontxt,nesd,1,sndbuf(snd_pt),nesd,proc_to_comm,0)
idx_pt = point_to_proc+psb_elem_recv_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,h_idx(idx_pt:idx_pt+nesd-1),&
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& sndbuf(snd_pt:snd_pt+nesd-1),beta,y)
else
idx_pt = point_to_proc+nerv+psb_elem_send_
rcv_pt = brvidx(proc_to_comm)
call psi_sct(nesd,h_idx(idx_pt:idx_pt+nesd-1),&
call psi_sct(nesd,d_idx(idx_pt:idx_pt+nesd-1),&
& rcvbuf(rcv_pt:rcv_pt+nerv-1),beta,y)
end if
point_to_proc = point_to_proc+nerv+nesd+3
proc_to_comm = h_idx(point_to_proc+psb_proc_id_)
proc_to_comm = d_idx(point_to_proc+psb_proc_id_)
end do
end if
@@ -808,4 +905,4 @@ subroutine psi_iswaptranv(flag,beta,y,desc_a,work,info)
return
end if
return
end subroutine psi_iswaptranv
end subroutine psi_dswaptranv