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build_field.f90
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build_field.f90
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!Crown Copyright 2012 AWE.
!
! This file is part of CloverLeaf.
!
! CloverLeaf is free software: you can redistribute it and/or modify it under
! the terms of the GNU General Public License as published by the
! Free Software Foundation, either version 3 of the License, or (at your option)
! any later version.
!
! CloverLeaf is distributed in the hope that it will be useful, but
! WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
! FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
! details.
!
! You should have received a copy of the GNU General Public License along with
! CloverLeaf. If not, see http://www.gnu.org/licenses/.
!> @brief Allocates the data for each mesh chunk
!> @author Wayne Gaudin
!> @details The data fields for the mesh chunk are allocated based on the mesh
!> size.
SUBROUTINE build_field()
USE clover_module
IMPLICIT NONE
INTEGER :: tile,j,k
DO tile=1, tiles_per_chunk
ALLOCATE(chunk%tiles(tile)%field%density0 (chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+2, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+2))
ALLOCATE(chunk%tiles(tile)%field%density1 (chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+2, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+2))
ALLOCATE(chunk%tiles(tile)%field%energy0 (chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+2, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+2))
ALLOCATE(chunk%tiles(tile)%field%energy1 (chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+2, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+2))
ALLOCATE(chunk%tiles(tile)%field%pressure (chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+2, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+2))
ALLOCATE(chunk%tiles(tile)%field%viscosity (chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+2, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+2))
ALLOCATE(chunk%tiles(tile)%field%soundspeed(chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+2, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+2))
ALLOCATE(chunk%tiles(tile)%field%xvel0(chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+3, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+3))
ALLOCATE(chunk%tiles(tile)%field%xvel1(chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+3, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+3))
ALLOCATE(chunk%tiles(tile)%field%yvel0(chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+3, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+3))
ALLOCATE(chunk%tiles(tile)%field%yvel1(chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+3, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+3))
ALLOCATE(chunk%tiles(tile)%field%vol_flux_x (chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+3, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+2))
ALLOCATE(chunk%tiles(tile)%field%mass_flux_x(chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+3, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+2))
ALLOCATE(chunk%tiles(tile)%field%vol_flux_y (chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+2, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+3))
ALLOCATE(chunk%tiles(tile)%field%mass_flux_y(chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+2, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+3))
ALLOCATE(chunk%tiles(tile)%field%work_array1(chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+3, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+3))
ALLOCATE(chunk%tiles(tile)%field%work_array2(chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+3, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+3))
ALLOCATE(chunk%tiles(tile)%field%work_array3(chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+3, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+3))
ALLOCATE(chunk%tiles(tile)%field%work_array4(chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+3, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+3))
ALLOCATE(chunk%tiles(tile)%field%work_array5(chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+3, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+3))
ALLOCATE(chunk%tiles(tile)%field%work_array6(chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+3, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+3))
ALLOCATE(chunk%tiles(tile)%field%work_array7(chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+3, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+3))
ALLOCATE(chunk%tiles(tile)%field%cellx (chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+2))
ALLOCATE(chunk%tiles(tile)%field%celly (chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+2))
ALLOCATE(chunk%tiles(tile)%field%vertexx (chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+3))
ALLOCATE(chunk%tiles(tile)%field%vertexy (chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+3))
ALLOCATE(chunk%tiles(tile)%field%celldx (chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+2))
ALLOCATE(chunk%tiles(tile)%field%celldy (chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+2))
ALLOCATE(chunk%tiles(tile)%field%vertexdx(chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+3))
ALLOCATE(chunk%tiles(tile)%field%vertexdy(chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+3))
ALLOCATE(chunk%tiles(tile)%field%volume (chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+2, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+2))
ALLOCATE(chunk%tiles(tile)%field%xarea (chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+3, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+2))
ALLOCATE(chunk%tiles(tile)%field%yarea (chunk%tiles(tile)%t_xmin-2:chunk%tiles(tile)%t_xmax+2, &
chunk%tiles(tile)%t_ymin-2:chunk%tiles(tile)%t_ymax+3))
! Zeroing isn't strictly neccessary but it ensures physical pages
! are allocated. This prevents first touch overheads in the main code
! cycle which can skew timings in the first step
!$OMP PARALLEL
!$OMP DO
DO k=chunk%tiles(tile)%t_ymin-2,chunk%tiles(tile)%t_ymax+3
DO j=chunk%tiles(tile)%t_xmin-2,chunk%tiles(tile)%t_xmax+3
chunk%tiles(tile)%field%work_array1(j,k)=0.0
chunk%tiles(tile)%field%work_array2(j,k)=0.0
chunk%tiles(tile)%field%work_array3(j,k)=0.0
chunk%tiles(tile)%field%work_array4(j,k)=0.0
chunk%tiles(tile)%field%work_array5(j,k)=0.0
chunk%tiles(tile)%field%work_array6(j,k)=0.0
chunk%tiles(tile)%field%work_array7(j,k)=0.0
chunk%tiles(tile)%field%xvel0(j,k)=0.0
chunk%tiles(tile)%field%xvel1(j,k)=0.0
chunk%tiles(tile)%field%yvel0(j,k)=0.0
chunk%tiles(tile)%field%yvel1(j,k)=0.0
ENDDO
ENDDO
!$OMP END DO
!$OMP DO
DO k=chunk%tiles(tile)%t_ymin-2,chunk%tiles(tile)%t_ymax+2
DO j=chunk%tiles(tile)%t_xmin-2,chunk%tiles(tile)%t_xmax+2
chunk%tiles(tile)%field%density0(j,k)=0.0
chunk%tiles(tile)%field%density1(j,k)=0.0
chunk%tiles(tile)%field%energy0(j,k)=0.0
chunk%tiles(tile)%field%energy1(j,k)=0.0
chunk%tiles(tile)%field%pressure(j,k)=0.0
chunk%tiles(tile)%field%viscosity(j,k)=0.0
chunk%tiles(tile)%field%soundspeed(j,k)=0.0
chunk%tiles(tile)%field%volume(j,k)=0.0
ENDDO
ENDDO
!$OMP END DO
!$OMP DO
DO k=chunk%tiles(tile)%t_ymin-2,chunk%tiles(tile)%t_ymax+2
DO j=chunk%tiles(tile)%t_xmin-2,chunk%tiles(tile)%t_xmax+3
chunk%tiles(tile)%field%vol_flux_x(j,k)=0.0
chunk%tiles(tile)%field%mass_flux_x(j,k)=0.0
chunk%tiles(tile)%field%xarea(j,k)=0.0
ENDDO
ENDDO
!$OMP END DO
!$OMP DO
DO k=chunk%tiles(tile)%t_ymin-2,chunk%tiles(tile)%t_ymax+3
DO j=chunk%tiles(tile)%t_xmin-2,chunk%tiles(tile)%t_xmax+2
chunk%tiles(tile)%field%vol_flux_y(j,k)=0.0
chunk%tiles(tile)%field%mass_flux_y(j,k)=0.0
chunk%tiles(tile)%field%yarea(j,k)=0.0
ENDDO
ENDDO
!$OMP END DO
!$OMP DO
DO j=chunk%tiles(tile)%t_xmin-2,chunk%tiles(tile)%t_xmax+2
chunk%tiles(tile)%field%cellx(j)=0.0
chunk%tiles(tile)%field%celldx(j)=0.0
ENDDO
!$OMP END DO
!$OMP DO
DO k=chunk%tiles(tile)%t_ymin-2,chunk%tiles(tile)%t_ymax+2
chunk%tiles(tile)%field%celly(k)=0.0
chunk%tiles(tile)%field%celldy(k)=0.0
ENDDO
!$OMP END DO
!$OMP DO
DO j=chunk%tiles(tile)%t_xmin-2,chunk%tiles(tile)%t_xmax+3
chunk%tiles(tile)%field%vertexx(j)=0.0
chunk%tiles(tile)%field%vertexdx(j)=0.0
ENDDO
!$OMP END DO
!$OMP DO
DO k=chunk%tiles(tile)%t_ymin-2,chunk%tiles(tile)%t_ymax+3
chunk%tiles(tile)%field%vertexy(k)=0.0
chunk%tiles(tile)%field%vertexdy(k)=0.0
ENDDO
!$OMP END DO
!$OMP END PARALLEL
END DO
END SUBROUTINE build_field