annotate src/core.sml @ 182:d11754ffe252

Compiled pattern matching to C
author Adam Chlipala <adamc@hcoop.net>
date Sun, 03 Aug 2008 12:43:20 -0400
parents 5d030ee143e2
children 19ee24bffbc0
rev   line source
adamc@16 1 (* Copyright (c) 2008, Adam Chlipala
adamc@16 2 * All rights reserved.
adamc@16 3 *
adamc@16 4 * Redistribution and use in source and binary forms, with or without
adamc@16 5 * modification, are permitted provided that the following conditions are met:
adamc@16 6 *
adamc@16 7 * - Redistributions of source code must retain the above copyright notice,
adamc@16 8 * this list of conditions and the following disclaimer.
adamc@16 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@16 10 * this list of conditions and the following disclaimer in the documentation
adamc@16 11 * and/or other materials provided with the distribution.
adamc@16 12 * - The names of contributors may not be used to endorse or promote products
adamc@16 13 * derived from this software without specific prior written permission.
adamc@16 14 *
adamc@16 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@16 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@16 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@16 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@16 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@16 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@16 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@16 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@16 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@16 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@16 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@16 26 *)
adamc@16 27
adamc@16 28 structure Core = struct
adamc@16 29
adamc@16 30 type 'a located = 'a ErrorMsg.located
adamc@16 31
adamc@16 32 datatype kind' =
adamc@16 33 KType
adamc@16 34 | KArrow of kind * kind
adamc@16 35 | KName
adamc@16 36 | KRecord of kind
adamc@87 37 | KUnit
adamc@16 38
adamc@16 39 withtype kind = kind' located
adamc@16 40
adamc@16 41 datatype con' =
adamc@16 42 TFun of con * con
adamc@16 43 | TCFun of string * kind * con
adamc@16 44 | TRecord of con
adamc@16 45
adamc@16 46 | CRel of int
adamc@16 47 | CNamed of int
adamc@48 48 | CFfi of string * string
adamc@16 49 | CApp of con * con
adamc@16 50 | CAbs of string * kind * con
adamc@16 51
adamc@16 52 | CName of string
adamc@16 53
adamc@16 54 | CRecord of kind * (con * con) list
adamc@16 55 | CConcat of con * con
adamc@69 56 | CFold of kind * kind
adamc@16 57
adamc@87 58 | CUnit
adamc@87 59
adamc@16 60 withtype con = con' located
adamc@16 61
adamc@177 62 datatype patCon =
adamc@177 63 PConVar of int
adamc@177 64 | PConFfi of string * string
adamc@177 65
adamc@177 66 datatype pat' =
adamc@177 67 PWild
adamc@182 68 | PVar of string * con
adamc@177 69 | PPrim of Prim.t
adamc@177 70 | PCon of patCon * pat option
adamc@182 71 | PRecord of (string * pat * con) list
adamc@177 72
adamc@177 73 withtype pat = pat' located
adamc@177 74
adamc@16 75 datatype exp' =
adamc@16 76 EPrim of Prim.t
adamc@16 77 | ERel of int
adamc@16 78 | ENamed of int
adamc@177 79 | ECon of int * exp option
adamc@48 80 | EFfi of string * string
adamc@48 81 | EFfiApp of string * string * exp list
adamc@16 82 | EApp of exp * exp
adamc@26 83 | EAbs of string * con * con * exp
adamc@16 84 | ECApp of exp * con
adamc@16 85 | ECAbs of string * kind * exp
adamc@16 86
adamc@29 87 | ERecord of (con * exp * con) list
adamc@16 88 | EField of exp * con * { field : con, rest : con }
adamc@149 89 | ECut of exp * con * { field : con, rest : con }
adamc@73 90 | EFold of kind
adamc@16 91
adamc@182 92 | ECase of exp * (pat * exp) list * { disc : con, result : con }
adamc@177 93
adamc@102 94 | EWrite of exp
adamc@102 95
adamc@110 96 | EClosure of int * exp list
adamc@110 97
adamc@16 98 withtype exp = exp' located
adamc@16 99
adamc@144 100 datatype export_kind =
adamc@144 101 Link
adamc@144 102 | Action
adamc@144 103
adamc@16 104 datatype decl' =
adamc@16 105 DCon of string * int * kind * con
adamc@163 106 | DDatatype of string * int * (string * int * con option) list
adamc@109 107 | DVal of string * int * con * exp * string
adamc@125 108 | DValRec of (string * int * con * exp * string) list
adamc@144 109 | DExport of export_kind * int
adamc@16 110
adamc@16 111 withtype decl = decl' located
adamc@16 112
adamc@16 113 type file = decl list
adamc@16 114
adamc@16 115 end