{-
Tock: a compiler for parallel languages
Copyright (C) 2007  University of Kent

This program 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 2 of the License, or (at your
option) any later version.

This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
-}

-- | Simplify communications.
module SimplifyComms where

import Control.Monad.State
import Data.Generics

import qualified AST as A
import CompState
import Metadata
import Types
import Pass

simplifyComms :: A.Process -> PassM A.Process
simplifyComms = runPasses passes
  where
    passes =
      [ ("Define temporary variables for outputting expressions", outExprs)
      ]

outExprs :: Data t => t -> PassM t
outExprs = return