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matrix_transpose.f90
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matrix_transpose.f90
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!===========================================
subroutine PackZ_UnpackR_C(aa,bb)
use mpih
use mpi_param
use param, only: n2m,n3m,n2,n3,n1
implicit none
complex, intent(in) :: aa(1:n1,1:n2,kstart:kend)
complex, intent(out) :: bb(1:n3,1:n1,jstart:jend)
complex, allocatable :: sbuf(:),rbuf(:)
integer, allocatable :: aaj(:), aak(:)
integer, allocatable :: dispj(:), dispk(:)
integer :: dr,dz,offsetr,offsetz
integer :: i,j,k,kk,nc
integer :: merr
allocate(aaj(0:numtasks-1))
allocate(aak(0:numtasks-1))
do i=0,numtasks-1
aaj(i)= dk* countj(i)*n1
aak(i)= dj* countk(i)*n1
end do
allocate(dispj(0:numtasks-1))
allocate(dispk(0:numtasks-1))
dispj(:)=0
dispk(:)=0
do i=1,numtasks-1
dispj(i)= dispj(i-1) + aaj(i-1)
dispk(i)= dispk(i-1) + aak(i-1)
end do
if(.not. allocated(sbuf)) allocate(sbuf(0:n1*n2m*dk-1),stat=merr)
if(merr .ne. 0) then
write(6,*)"process ",myid," failed to allocate memory for sbuf"
call MPI_Abort(MPI_COMM_WORLD, 1, ierr )
endif
if(.not. allocated(rbuf)) allocate(rbuf(0:n1*n3m*dj-1),stat=merr)
if(merr .ne. 0) then
write(6,*)"process ",myid," failed to allocate memory for sbuf"
call MPI_Abort(MPI_COMM_WORLD, 1, ierr )
endif
nc=0
do kk = 0, numtasks-1
dr= countj(kk)
offsetr = offsetj(kk)
do k = kstart,kend
do j=1,dr
do i=1,n1
sbuf(nc) = aa(i,j+offsetr,k)
nc=nc+1
enddo
enddo
enddo
enddo
call MPI_ALLTOALLV(sbuf, aaj,dispj, MCP, &
rbuf, aak,dispk, MCP, &
MPI_COMM_WORLD, ierr)
nc=0
do kk = 0, numtasks-1
dz= countk(kk)
offsetz = offsetk(kk)
do k = 1,dz
do j=jstart,jend
do i=1,n1
bb(k+offsetz,i,j) = rbuf(nc)
nc=nc+1
enddo
enddo
enddo
enddo
if(allocated(sbuf)) deallocate(sbuf)
if(allocated(rbuf)) deallocate(rbuf)
if(allocated(aaj)) deallocate(aaj)
if(allocated(aak)) deallocate(aak)
if(allocated(dispj)) deallocate(dispj)
if(allocated(dispk)) deallocate(dispk)
end subroutine PackZ_UnpackR_C
!============================================
subroutine PackR_UnpackZ_C(aa,bb)
use mpih
use mpi_param
use param, only: n2m,n3m,n2,n3,n1
implicit none
complex, intent(in) :: aa(1:n3,1:n1,jstart:jend)
complex, intent(out) :: bb(1:n1,1:n2,kstart:kend)
complex, allocatable :: sbuf(:),rbuf(:)
integer, allocatable :: aaj(:), aak(:)
integer, allocatable :: dispj(:), dispk(:)
integer :: dr,dz,offsetr,offsetz
integer :: i,j,k,kk,nc
integer :: merr
allocate(aaj(0:numtasks-1))
allocate(aak(0:numtasks-1))
do i=0,numtasks-1
aaj(i)= dk* countj(i)*n1
aak(i)= dj* countk(i)*n1
end do
allocate(dispj(0:numtasks-1))
allocate(dispk(0:numtasks-1))
dispj(:)=0
dispk(:)=0
do i=1,numtasks-1
dispj(i)= dispj(i-1) + aaj(i-1)
dispk(i)= dispk(i-1) + aak(i-1)
end do
if(.not. allocated(rbuf)) allocate(rbuf(0:n1*n2m*dk-1),stat=merr)
if(merr .ne. 0) then
write(6,*)"process ",myid," failed to allocate memory for sbuf"
call MPI_Abort(MPI_COMM_WORLD, 1, ierr )
endif
if(.not. allocated(sbuf)) allocate(sbuf(0:n1*n3m*dj-1),stat=merr)
if(merr .ne. 0) then
write(6,*)"process ",myid," failed to allocate memory for rbuf"
call MPI_Abort(MPI_COMM_WORLD, 1, ierr )
endif
nc=0
do kk = 0, numtasks-1
dz= countk(kk)
offsetz = offsetk(kk)
do k = 1,dz
do j=jstart,jend
do i=1,n1
sbuf(nc) = aa(k+offsetz,i,j)
nc=nc+1
enddo
enddo
enddo
enddo
call MPI_ALLTOALLV(sbuf, aak,dispk, MCP, &
rbuf, aaj,dispj, MCP, &
MPI_COMM_WORLD, ierr)
nc=0
do kk = 0, numtasks-1
dr= countj(kk)
offsetr = offsetj(kk)
do k = kstart,kend
do j=1,dr
do i=1,n1
bb(i,j+offsetr,k) = rbuf(nc)
nc=nc+1
enddo
enddo
enddo
enddo
if(allocated(sbuf)) deallocate(sbuf)
if(allocated(rbuf)) deallocate(rbuf)
if(allocated(aaj)) deallocate(aaj)
if(allocated(aak)) deallocate(aak)
if(allocated(dispj)) deallocate(dispj)
if(allocated(dispk)) deallocate(dispk)
end subroutine PackR_UnpackZ_C
!===========================================
subroutine PackZ_UnpackR(aa,bb)
use mpih
use mpi_param
use param, only: n2m,n3m,n2,n3,n1
implicit none
real, intent(in) :: aa(1:n1,1:n2,kstart:kend)
real, intent(out) :: bb(1:n3,1:n1,jstart:jend)
real, allocatable :: sbuf(:),rbuf(:)
integer, allocatable :: aaj(:), aak(:)
integer, allocatable :: dispj(:), dispk(:)
integer :: dr,dz,offsetr,offsetz
integer :: i,j,k,kk,nc
integer :: merr
allocate(aaj(0:numtasks-1))
allocate(aak(0:numtasks-1))
do i=0,numtasks-1
aaj(i)= dk* countj(i)*n1
aak(i)= dj* countk(i)*n1
end do
allocate(dispj(0:numtasks-1))
allocate(dispk(0:numtasks-1))
dispj(:)=0
dispk(:)=0
do i=1,numtasks-1
dispj(i)= dispj(i-1) + aaj(i-1)
dispk(i)= dispk(i-1) + aak(i-1)
end do
if(.not. allocated(sbuf)) allocate(sbuf(0:n1*n2m*dk-1),stat=merr)
if(merr .ne. 0) then
write(6,*)"process ",myid," failed to allocate memory for sbuf"
call MPI_Abort(MPI_COMM_WORLD, 1, ierr )
endif
if(.not. allocated(rbuf)) allocate(rbuf(0:n1*n3m*dj-1),stat=merr)
if(merr .ne. 0) then
write(6,*)"process ",myid," failed to allocate memory for sbuf"
call MPI_Abort(MPI_COMM_WORLD, 1, ierr )
endif
nc=0
do kk = 0, numtasks-1
dr= countj(kk)
offsetr = offsetj(kk)
do k = kstart,kend
do j=1,dr
do i=1,n1
sbuf(nc) = aa(i,j+offsetr,k)
nc=nc+1
enddo
enddo
enddo
enddo
call MPI_ALLTOALLV(sbuf, aaj,dispj, MDP, &
rbuf, aak,dispk, MDP, &
MPI_COMM_WORLD, ierr)
nc=0
do kk = 0, numtasks-1
dz= countk(kk)
offsetz = offsetk(kk)
do k = 1,dz
do j=jstart,jend
do i=1,n1
bb(k+offsetz,i,j) = rbuf(nc)
nc=nc+1
enddo
enddo
enddo
enddo
if(allocated(sbuf)) deallocate(sbuf)
if(allocated(rbuf)) deallocate(rbuf)
if(allocated(aaj)) deallocate(aaj)
if(allocated(aak)) deallocate(aak)
if(allocated(dispj)) deallocate(dispj)
if(allocated(dispk)) deallocate(dispk)
end subroutine PackZ_UnpackR
!============================================
subroutine PackR_UnpackZ(aa,bb)
use mpih
use mpi_param
use param, only: n2m,n3m,n2,n3,n1
implicit none
real, intent(in) :: aa(1:n3,1:n1,jstart:jend)
real, intent(out) :: bb(1:n1,1:n2,kstart:kend)
real, allocatable :: sbuf(:),rbuf(:)
integer, allocatable :: aaj(:), aak(:)
integer, allocatable :: dispj(:), dispk(:)
integer :: dr,dz,offsetr,offsetz
integer :: i,j,k,kk,nc
integer :: merr
allocate(aaj(0:numtasks-1))
allocate(aak(0:numtasks-1))
do i=0,numtasks-1
aaj(i)= dk* countj(i)*n1
aak(i)= dj* countk(i)*n1
end do
allocate(dispj(0:numtasks-1))
allocate(dispk(0:numtasks-1))
dispj(:)=0
dispk(:)=0
do i=1,numtasks-1
dispj(i)= dispj(i-1) + aaj(i-1)
dispk(i)= dispk(i-1) + aak(i-1)
end do
if(.not. allocated(rbuf)) allocate(rbuf(0:n1*n2m*dk-1),stat=merr)
if(merr .ne. 0) then
write(6,*)"process ",myid," failed to allocate memory for sbuf"
call MPI_Abort(MPI_COMM_WORLD, 1, ierr )
endif
if(.not. allocated(sbuf)) allocate(sbuf(0:n1*n3m*dj-1),stat=merr)
if(merr .ne. 0) then
write(6,*)"process ",myid," failed to allocate memory for rbuf"
call MPI_Abort(MPI_COMM_WORLD, 1, ierr )
endif
nc=0
do kk = 0, numtasks-1
dz= countk(kk)
offsetz = offsetk(kk)
do k = 1,dz
do j=jstart,jend
do i=1,n1
sbuf(nc) = aa(k+offsetz,i,j)
nc=nc+1
enddo
enddo
enddo
enddo
call MPI_ALLTOALLV(sbuf, aak,dispk, MDP, &
rbuf, aaj,dispj, MDP, &
MPI_COMM_WORLD, ierr)
nc=0
do kk = 0, numtasks-1
dr= countj(kk)
offsetr = offsetj(kk)
do k = kstart,kend
do j=1,dr
do i=1,n1
bb(i,j+offsetr,k) = rbuf(nc)
nc=nc+1
enddo
enddo
enddo
enddo
if(allocated(sbuf)) deallocate(sbuf)
if(allocated(rbuf)) deallocate(rbuf)
if(allocated(aaj)) deallocate(aaj)
if(allocated(aak)) deallocate(aak)
if(allocated(dispj)) deallocate(dispj)
if(allocated(dispk)) deallocate(dispk)
end subroutine PackR_UnpackZ
!==========================================
subroutine PackZ_UnpackRP(aa,bb)
use mpih
use mpi_param
use param, only: n2,n3m,n2,n3,n1
implicit none
real,intent(in) :: aa(1:n1,1:n2+1,kstart:kend)
real,intent(out) :: bb(1:n3,1:n1,jstartp:jendp)
real, allocatable :: sbuf(:),rbuf(:)
integer, allocatable :: aaj(:), aak(:)
integer, allocatable :: dispj(:), dispk(:)
integer :: dr,dz,offsetr,offsetz
integer :: i,j,k,kk,nc
integer :: merr
allocate(aaj(0:numtasks-1))
allocate(aak(0:numtasks-1))
do i=0,numtasks-1
aaj(i)= dk* countjp(i)*n1
aak(i)= djp* countk(i)*n1
end do
allocate(dispj(0:numtasks-1))
allocate(dispk(0:numtasks-1))
dispj(:)=0
dispk(:)=0
do i=1,numtasks-1
dispj(i)= dispj(i-1) + aaj(i-1)
dispk(i)= dispk(i-1) + aak(i-1)
end do
if(.not. allocated(sbuf)) allocate(sbuf(0:n1*(n2+1)*dk-1) &
,stat=merr)
if(.not. allocated(rbuf)) allocate(rbuf(0:n1*n3m*djp-1) &
,stat=merr)
nc=0
do kk = 0, numtasks-1
dr= countjp(kk)
offsetr = offsetjp(kk)
do k = kstart,kend
do j=1,dr
do i=1,n1
sbuf(nc) = aa(i,j+offsetr,k)
nc=nc+1
enddo
enddo
enddo
enddo
call MPI_ALLTOALLV(sbuf, aaj,dispj, MDP, &
rbuf, aak,dispk, MDP, &
MPI_COMM_WORLD, ierr)
nc=0
do kk = 0, numtasks-1
dz= countk(kk)
offsetz = offsetk(kk)
do k = 1,dz
do j=jstartp,jendp
do i=1,n1
bb(k+offsetz,i,j) = rbuf(nc)
nc=nc+1
enddo
enddo
enddo
enddo
if(allocated(sbuf)) deallocate(sbuf)
if(allocated(rbuf)) deallocate(rbuf)
if(allocated(aaj)) deallocate(aaj)
if(allocated(aak)) deallocate(aak)
if(allocated(dispj)) deallocate(dispj)
if(allocated(dispk)) deallocate(dispk)
end subroutine PackZ_UnpackRP
!============================================
subroutine PackR_UnpackZP(aa,bb)
use mpih
use mpi_param
use param, only: n2,n3m,n3,n1
implicit none
real, intent(in) :: aa(1:n3,1:n1,jstartp:jendp)
real, intent(out) :: bb(1:n1,1:n2+1,kstart:kend)
real, allocatable :: sbuf(:),rbuf(:)
integer, allocatable :: aaj(:), aak(:)
integer, allocatable :: dispj(:), dispk(:)
integer :: dr,dz,offsetr,offsetz
integer :: i,j,k,kk,nc
integer :: merr
allocate(aaj(0:numtasks-1))
allocate(aak(0:numtasks-1))
do i=0,numtasks-1
aaj(i)= dk* countjp(i)*n1
aak(i)= djp* countk(i)*n1
end do
allocate(dispj(0:numtasks-1))
allocate(dispk(0:numtasks-1))
dispj(:)=0
dispk(:)=0
do i=1,numtasks-1
dispj(i)= dispj(i-1) + aaj(i-1)
dispk(i)= dispk(i-1) + aak(i-1)
end do
if(.not. allocated(rbuf)) allocate(rbuf(0:n1*(n2+1)*dk-1) &
,stat=merr)
if(merr .ne. 0) then
write(6,*)"process ",myid," failed to allocate memory for sbuf"
call MPI_Abort(MPI_COMM_WORLD, 1, ierr )
endif
if(.not. allocated(sbuf)) allocate(sbuf(0:n1*n3m*djp-1), &
stat=merr)
if(merr .ne. 0) then
write(6,*)"process ",myid," failed to allocate memory for rbuf"
call MPI_Abort(MPI_COMM_WORLD, 1, ierr )
endif
nc=0
do kk = 0, numtasks-1
dz= countk(kk)
offsetz = offsetk(kk)
do k = 1,dz
do j=jstartp,jendp
do i=1,n1
sbuf(nc) = aa(k+offsetz,i,j)
nc=nc+1
enddo
enddo
enddo
enddo
call MPI_ALLTOALLV(sbuf, aak,dispk, MDP, &
rbuf, aaj,dispj, MDP, &
MPI_COMM_WORLD, ierr)
nc=0
do kk = 0, numtasks-1
dr= countjp(kk)
offsetr = offsetjp(kk)
do k = kstart,kend
do j=1,dr
do i=1,n1
bb(i,j+offsetr,k) = rbuf(nc)
nc=nc+1
enddo
enddo
enddo
enddo
if(allocated(sbuf)) deallocate(sbuf)
if(allocated(rbuf)) deallocate(rbuf)
if(allocated(aaj)) deallocate(aaj)
if(allocated(aak)) deallocate(aak)
if(allocated(dispj)) deallocate(dispj)
if(allocated(dispk)) deallocate(dispk)
end subroutine PackR_UnpackZP
!==========================================