annotate src/flat.sml @ 26:4ab19c19665f

Closure conversion
author Adam Chlipala <adamc@hcoop.net>
date Tue, 10 Jun 2008 15:56:33 -0400
parents
children 537db4ee89f4
rev   line source
adamc@26 1 (* Copyright (c) 2008, Adam Chlipala
adamc@26 2 * All rights reserved.
adamc@26 3 *
adamc@26 4 * Redistribution and use in source and binary forms, with or without
adamc@26 5 * modification, are permitted provided that the following conditions are met:
adamc@26 6 *
adamc@26 7 * - Redistributions of source code must retain the above copyright notice,
adamc@26 8 * this list of conditions and the following disclaimer.
adamc@26 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@26 10 * this list of conditions and the following disclaimer in the documentation
adamc@26 11 * and/or other materials provided with the distribution.
adamc@26 12 * - The names of contributors may not be used to endorse or promote products
adamc@26 13 * derived from this software without specific prior written permission.
adamc@26 14 *
adamc@26 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@26 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@26 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@26 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@26 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@26 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@26 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@26 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@26 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@26 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@26 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@26 26 *)
adamc@26 27
adamc@26 28 structure Flat = struct
adamc@26 29
adamc@26 30 type 'a located = 'a ErrorMsg.located
adamc@26 31
adamc@26 32 datatype typ' =
adamc@26 33 TFun of typ * typ
adamc@26 34 | TCode of typ * typ
adamc@26 35 | TRecord of (string * typ) list
adamc@26 36 | TNamed of int
adamc@26 37
adamc@26 38 withtype typ = typ' located
adamc@26 39
adamc@26 40 datatype exp' =
adamc@26 41 EPrim of Prim.t
adamc@26 42 | ERel of int
adamc@26 43 | ENamed of int
adamc@26 44 | ECode of int
adamc@26 45 | EApp of exp * exp
adamc@26 46
adamc@26 47 | ERecord of (string * exp) list
adamc@26 48 | EField of exp * string
adamc@26 49
adamc@26 50 | ELet of (string * exp) list * exp
adamc@26 51
adamc@26 52 withtype exp = exp' located
adamc@26 53
adamc@26 54 datatype decl' =
adamc@26 55 DVal of string * int * typ * exp
adamc@26 56 | DFun of int * string * typ * typ * exp
adamc@26 57
adamc@26 58 withtype decl = decl' located
adamc@26 59
adamc@26 60 type file = decl list
adamc@26 61
adamc@26 62 end