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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(chunk,x_cells,y_cells)
USE clover_module
IMPLICIT NONE
INTEGER :: chunk,x_cells,y_cells
chunks(chunk)%field%x_min=1
chunks(chunk)%field%y_min=1
chunks(chunk)%field%x_max=x_cells
chunks(chunk)%field%y_max=y_cells
ALLOCATE(chunks(chunk)%field%density0 (chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+2, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+2))
ALLOCATE(chunks(chunk)%field%density1 (chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+2, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+2))
ALLOCATE(chunks(chunk)%field%energy0 (chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+2, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+2))
ALLOCATE(chunks(chunk)%field%energy1 (chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+2, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+2))
ALLOCATE(chunks(chunk)%field%pressure (chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+2, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+2))
ALLOCATE(chunks(chunk)%field%viscosity (chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+2, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+2))
ALLOCATE(chunks(chunk)%field%soundspeed(chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+2, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+2))
ALLOCATE(chunks(chunk)%field%xvel0(chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+3, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+3))
ALLOCATE(chunks(chunk)%field%xvel1(chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+3, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+3))
ALLOCATE(chunks(chunk)%field%yvel0(chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+3, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+3))
ALLOCATE(chunks(chunk)%field%yvel1(chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+3, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+3))
ALLOCATE(chunks(chunk)%field%vol_flux_x (chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+3, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+2))
ALLOCATE(chunks(chunk)%field%mass_flux_x(chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+3, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+2))
ALLOCATE(chunks(chunk)%field%vol_flux_y (chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+2, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+3))
ALLOCATE(chunks(chunk)%field%mass_flux_y(chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+2, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+3))
ALLOCATE(chunks(chunk)%field%work_array1(chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+3, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+3))
ALLOCATE(chunks(chunk)%field%work_array2(chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+3, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+3))
ALLOCATE(chunks(chunk)%field%work_array3(chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+3, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+3))
ALLOCATE(chunks(chunk)%field%work_array4(chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+3, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+3))
ALLOCATE(chunks(chunk)%field%work_array5(chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+3, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+3))
ALLOCATE(chunks(chunk)%field%work_array6(chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+3, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+3))
ALLOCATE(chunks(chunk)%field%work_array7(chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+3, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+3))
ALLOCATE(chunks(chunk)%field%cellx (chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+2))
ALLOCATE(chunks(chunk)%field%celly (chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+2))
ALLOCATE(chunks(chunk)%field%vertexx (chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+3))
ALLOCATE(chunks(chunk)%field%vertexy (chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+3))
ALLOCATE(chunks(chunk)%field%celldx (chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+2))
ALLOCATE(chunks(chunk)%field%celldy (chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+2))
ALLOCATE(chunks(chunk)%field%vertexdx(chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+3))
ALLOCATE(chunks(chunk)%field%vertexdy(chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+3))
ALLOCATE(chunks(chunk)%field%volume (chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+2, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+2))
ALLOCATE(chunks(chunk)%field%xarea (chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+3, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+2))
ALLOCATE(chunks(chunk)%field%yarea (chunks(chunk)%field%x_min-2:chunks(chunk)%field%x_max+2, &
chunks(chunk)%field%y_min-2:chunks(chunk)%field%y_max+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
chunks(chunk)%field%work_array1=0.0
chunks(chunk)%field%work_array2=0.0
chunks(chunk)%field%work_array3=0.0
chunks(chunk)%field%work_array4=0.0
chunks(chunk)%field%work_array5=0.0
chunks(chunk)%field%work_array6=0.0
chunks(chunk)%field%work_array7=0.0
chunks(chunk)%field%density0=0.0
chunks(chunk)%field%density1=0.0
chunks(chunk)%field%energy0=0.0
chunks(chunk)%field%energy1=0.0
chunks(chunk)%field%pressure=0.0
chunks(chunk)%field%viscosity=0.0
chunks(chunk)%field%soundspeed=0.0
chunks(chunk)%field%xvel0=0.0
chunks(chunk)%field%xvel1=0.0
chunks(chunk)%field%yvel0=0.0
chunks(chunk)%field%yvel1=0.0
chunks(chunk)%field%vol_flux_x=0.0
chunks(chunk)%field%mass_flux_x=0.0
chunks(chunk)%field%vol_flux_y=0.0
chunks(chunk)%field%mass_flux_y=0.0
chunks(chunk)%field%cellx=0.0
chunks(chunk)%field%celly=0.0
chunks(chunk)%field%vertexx=0.0
chunks(chunk)%field%vertexy=0.0
chunks(chunk)%field%celldx=0.0
chunks(chunk)%field%celldy=0.0
chunks(chunk)%field%vertexdx=0.0
chunks(chunk)%field%vertexdy=0.0
chunks(chunk)%field%volume=0.0
chunks(chunk)%field%xarea=0.0
chunks(chunk)%field%yarea=0.0
IF ( profiler_on ) THEN
ALLOCATE(totals(parallel%max_task)[*])
ENDIF
END SUBROUTINE build_field