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authorGravatar Adam Chlipala <adamc@hcoop.net>2008-06-10 15:56:33 -0400
committerGravatar Adam Chlipala <adamc@hcoop.net>2008-06-10 15:56:33 -0400
commit0b48781249e7062928ff78ae3469a508a3e31eaa (patch)
tree9e6bdf99508109633f198c8a01948c165cad3b86 /src/flat.sml
parentbe45a4a950e01689219ebc5032f53f66b012f660 (diff)
Closure conversion
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1 files changed, 62 insertions, 0 deletions
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+(* Copyright (c) 2008, Adam Chlipala
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * - The names of contributors may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *)
+
+structure Flat = struct
+
+type 'a located = 'a ErrorMsg.located
+
+datatype typ' =
+ TFun of typ * typ
+ | TCode of typ * typ
+ | TRecord of (string * typ) list
+ | TNamed of int
+
+withtype typ = typ' located
+
+datatype exp' =
+ EPrim of Prim.t
+ | ERel of int
+ | ENamed of int
+ | ECode of int
+ | EApp of exp * exp
+
+ | ERecord of (string * exp) list
+ | EField of exp * string
+
+ | ELet of (string * exp) list * exp
+
+withtype exp = exp' located
+
+datatype decl' =
+ DVal of string * int * typ * exp
+ | DFun of int * string * typ * typ * exp
+
+withtype decl = decl' located
+
+type file = decl list
+
+end