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MESH: Micro optimization in prolong_block().

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Signed-off-by: Grzegorz Kowal <grzegorz@amuncode.org>
This commit is contained in:
Grzegorz Kowal 2014-04-17 11:52:06 -03:00
parent d3a5055cf5
commit 0a81a01242
1 changed files with 19 additions and 13 deletions
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32
src/mesh.F90
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@ -1502,7 +1502,7 @@ module mesh
integer :: i, j, k, q, p
integer :: il, iu, jl, ju, kl, ku
integer :: ic, jc, kc, ip, jp, kp
real :: dul, dur, dux, duy, duz
real :: dul, dur, dux, duy, duz, du1, du2, du3, du4
! local pointers
!
@ -1586,21 +1586,27 @@ module mesh
#endif /* NDIMS == 3 */
#if NDIMS == 2
u(p,ic,jc,kc) = pdata%u(p,i,j,k) - (dux + duy)
u(p,ip,jc,kc) = pdata%u(p,i,j,k) + (dux - duy)
u(p,ic,jp,kc) = pdata%u(p,i,j,k) - (dux - duy)
u(p,ip,jp,kc) = pdata%u(p,i,j,k) + (dux + duy)
du1 = dux + duy
du2 = dux - duy
u(p,ic,jc,kc) = pdata%u(p,i,j,k) - du1
u(p,ip,jc,kc) = pdata%u(p,i,j,k) + du2
u(p,ic,jp,kc) = pdata%u(p,i,j,k) - du2
u(p,ip,jp,kc) = pdata%u(p,i,j,k) + du1
#endif /* NDIMS == 2 */
#if NDIMS == 3
u(p,ic,jc,kc) = pdata%u(p,i,j,k) - (dux + duy + duz)
u(p,ip,jc,kc) = pdata%u(p,i,j,k) + (dux - duy - duz)
u(p,ic,jp,kc) = pdata%u(p,i,j,k) - (dux - duy + duz)
u(p,ip,jp,kc) = pdata%u(p,i,j,k) + (dux + duy - duz)
u(p,ic,jc,kp) = pdata%u(p,i,j,k) - (dux + duy - duz)
u(p,ip,jc,kp) = pdata%u(p,i,j,k) + (dux - duy + duz)
u(p,ic,jp,kp) = pdata%u(p,i,j,k) - (dux - duy - duz)
u(p,ip,jp,kp) = pdata%u(p,i,j,k) + (dux + duy + duz)
du1 = dux + duy + duz
du2 = dux - duy - duz
du3 = dux - duy + duz
du4 = dux + duy - duz
u(p,ic,jc,kc) = pdata%u(p,i,j,k) - du1
u(p,ip,jc,kc) = pdata%u(p,i,j,k) + du2
u(p,ic,jp,kc) = pdata%u(p,i,j,k) - du3
u(p,ip,jp,kc) = pdata%u(p,i,j,k) + du4
u(p,ic,jc,kp) = pdata%u(p,i,j,k) - du4
u(p,ip,jc,kp) = pdata%u(p,i,j,k) + du3
u(p,ic,jp,kp) = pdata%u(p,i,j,k) - du2
u(p,ip,jp,kp) = pdata%u(p,i,j,k) + du1
#endif /* NDIMS == 3 */
end do
end do