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/*
   Copyright (C) 2019 Andreas Franz Borchert
                      Michael Christian Lehn
   ----------------------------------------------------------------------------
   The Astl Library for ULMasm is free software; you can redistribute it
   and/or modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either version
   2 of the License, or (at your option) any later version.

   The Astl Library for ULMasm 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with this library; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

print rules {
   ("calc" op...) -> q{
      $op
      $...
   }
   ("expression" expr) -> q{$expr}
   ("assignment" lhs rhs) -> q{$lhs = $rhs}

   ("=" a b) -> q{$a = $b}
   ("+" a b) -> q{$a + $b}
   ("-" a b) -> q{$a - $b}
   ("*" a b) -> q{$a * $b}
   ("/" a b) -> q{$a / $b}
   ("%" a b) -> q{$a % $b}
   ("unary-" a) -> q{-$a}
   ("()" expr) -> q{($expr)}

   ("identifier" ident) -> q{$ident}
   ("integer" integer_literal) -> q{$integer_literal}
   ("decimal_constant" literal) -> q{$literal}
   ("hexadecimal_constant" literal) -> q{$literal}
   ("octal_constant" literal) -> q{$literal}
   ("char_constant" literal) -> q{$literal}
}