Scientific Programming / 2015 / Article / Lst 15

Research Article

High-Performance Design Patterns for Modern Fortran

Listing 15

if (num_images() == 1 .or.  &
num_images() == 2) then
  sync all
  if (this_image() == 1) then
sync images([, num_images()])
  elseif (this_image() == num_images()) then
sync images([, this_image() −  ])
sync images([this_image() − 1, &
      this_image() + 1])

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