adamc@1276: (* Copyright (c) 2008-2010, Adam Chlipala
adamc@482:  * All rights reserved.
adamc@482:  *
adamc@482:  * Redistribution and use in source and binary forms, with or without
adamc@482:  * modification, are permitted provided that the following conditions are met:
adamc@482:  *
adamc@482:  * - Redistributions of source code must retain the above copyright notice,
adamc@482:  *   this list of conditions and the following disclaimer.
adamc@482:  * - Redistributions in binary form must reproduce the above copyright notice,
adamc@482:  *   this list of conditions and the following disclaimer in the documentation
adamc@482:  *   and/or other materials provided with the distribution.
adamc@482:  * - The names of contributors may not be used to endorse or promote products
adamc@482:  *   derived from this software without specific prior written permission.
adamc@482:  *
adamc@482:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@482:  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@482:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@482:  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@482:  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
adamc@482:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@482:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@482:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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adamc@482:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@482:  * POSSIBILITY OF SUCH DAMAGE.
adamc@482:  *)
adamc@482: 
adamc@482: (* Simplify a Core program algebraically, without unfolding definitions *)
adamc@482: 
adamc@482: signature REDUCE_LOCAL = sig
adamc@482: 
adamc@482:     val reduce : Core.file -> Core.file
adamc@642:     val reduceExp : Core.exp -> Core.exp
adamc@1276:     val reduceCon : Core.con -> Core.con
adamc@482:     
adamc@482: end