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annotate src/compiler.sml @ 213:0343557355fc

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Explifying type classes
author Adam Chlipala <adamc@hcoop.net>
date Sat, 16 Aug 2008 14:45:23 -0400
parents af5bd54cbbd7
children 71bafe66dbe1
rev   line source
adamc@1 1 (* Copyright (c) 2008, Adam Chlipala
adamc@1 2 * All rights reserved.
adamc@1 3 *
adamc@1 4 * Redistribution and use in source and binary forms, with or without
adamc@1 5 * modification, are permitted provided that the following conditions are met:
adamc@1 6 *
adamc@1 7 * - Redistributions of source code must retain the above copyright notice,
adamc@1 8 * this list of conditions and the following disclaimer.
adamc@1 9 * - Redistributions in binary form must reproduce the above copyright notice,
adamc@1 10 * this list of conditions and the following disclaimer in the documentation
adamc@1 11 * and/or other materials provided with the distribution.
adamc@1 12 * - The names of contributors may not be used to endorse or promote products
adamc@1 13 * derived from this software without specific prior written permission.
adamc@1 14 *
adamc@1 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
adamc@1 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
adamc@1 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
adamc@1 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
adamc@1 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
adamc@1 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
adamc@1 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
adamc@1 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
adamc@1 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
adamc@1 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
adamc@1 25 * POSSIBILITY OF SUCH DAMAGE.
adamc@1 26 *)
adamc@1 27
adamc@1 28 (* Laconic/Web language parser *)
adamc@1 29
adamc@1 30 structure Compiler :> COMPILER = struct
adamc@1 31
adamc@1 32 structure LacwebLrVals = LacwebLrValsFn(structure Token = LrParser.Token)
adamc@1 33 structure Lex = LacwebLexFn(structure Tokens = LacwebLrVals.Tokens)
adamc@1 34 structure LacwebP = Join(structure ParserData = LacwebLrVals.ParserData
adamc@1 35 structure Lex = Lex
adamc@1 36 structure LrParser = LrParser)
adamc@1 37
adamc@201 38 type job = string list
adamc@201 39
adamc@201 40 type ('src, 'dst) phase = {
adamc@201 41 func : 'src -> 'dst,
adamc@201 42 print : 'dst -> Print.PD.pp_desc
adamc@201 43 }
adamc@201 44
adamc@201 45 type pmap = (string * Time.time) list
adamc@201 46
adamc@201 47 type ('src, 'dst) transform = {
adamc@201 48 func : 'src -> 'dst option,
adamc@201 49 print : 'dst -> Print.PD.pp_desc,
adamc@201 50 time : 'src * pmap -> 'dst option * pmap
adamc@201 51 }
adamc@201 52
adamc@201 53 fun transform (ph : ('src, 'dst) phase) name = {
adamc@201 54 func = fn input => let
adamc@201 55 val v = #func ph input
adamc@201 56 in
adamc@201 57 if ErrorMsg.anyErrors () then
adamc@201 58 NONE
adamc@201 59 else
adamc@201 60 SOME v
adamc@201 61 end,
adamc@201 62 print = #print ph,
adamc@201 63 time = fn (input, pmap) => let
adamc@201 64 val befor = Time.now ()
adamc@201 65 val v = #func ph input
adamc@201 66 val elapsed = Time.- (Time.now (), befor)
adamc@201 67 in
adamc@201 68 (if ErrorMsg.anyErrors () then
adamc@201 69 NONE
adamc@201 70 else
adamc@201 71 SOME v,
adamc@201 72 (name, elapsed) :: pmap)
adamc@201 73 end
adamc@201 74 }
adamc@201 75
adamc@201 76 fun op o (tr1 : ('a, 'b) transform, tr2 : ('b, 'c) transform) = {
adamc@201 77 func = fn input => case #func tr1 input of
adamc@201 78 NONE => NONE
adamc@201 79 | SOME v => #func tr2 v,
adamc@201 80 print = #print tr2,
adamc@201 81 time = fn (input, pmap) => let
adamc@201 82 val (ro, pmap) = #time tr1 (input, pmap)
adamc@201 83 in
adamc@201 84 case ro of
adamc@201 85 NONE => (NONE, pmap)
adamc@201 86 | SOME v => #time tr2 (v, pmap)
adamc@201 87 end
adamc@201 88 }
adamc@201 89
adamc@201 90 fun run (tr : ('src, 'dst) transform) = #func tr
adamc@201 91
adamc@201 92 fun runPrint (tr : ('src, 'dst) transform) input =
adamc@201 93 case #func tr input of
adamc@201 94 NONE => print "Failure\n"
adamc@201 95 | SOME v =>
adamc@201 96 (print "Success\n";
adamc@201 97 Print.print (#print tr v);
adamc@201 98 print "\n")
adamc@201 99
adamc@201 100 fun time (tr : ('src, 'dst) transform) input =
adamc@55 101 let
adamc@201 102 val (_, pmap) = #time tr (input, [])
adamc@201 103 in
adamc@201 104 app (fn (name, time) =>
adamc@201 105 print (name ^ ": " ^ LargeReal.toString (Time.toReal time) ^ "\n")) (rev pmap);
adamc@201 106 print ("TOTAL: " ^ LargeReal.toString (Time.toReal (foldl Time.+ Time.zeroTime (map #2 pmap))) ^ "\n");
adamc@201 107 print "\n"
adamc@201 108 end
adamc@55 109
adamc@201 110 fun timePrint (tr : ('src, 'dst) transform) input =
adamc@201 111 let
adamc@201 112 val (ro, pmap) = #time tr (input, [])
adamc@55 113 in
adamc@201 114 app (fn (name, time) =>
adamc@201 115 print (name ^ ": " ^ LargeReal.toString (Time.toReal time) ^ "\n")) (rev pmap);
adamc@201 116 print ("TOTAL: " ^ LargeReal.toString (Time.toReal (foldl Time.+ Time.zeroTime (map #2 pmap))) ^ "\n");
adamc@201 117 print "\n";
adamc@201 118 case ro of
adamc@201 119 NONE => print "Failure\n"
adamc@201 120 | SOME v =>
adamc@201 121 (print "Success\n";
adamc@201 122 Print.print (#print tr v);
adamc@201 123 print "\n")
adamc@55 124 end
adamc@55 125
adamc@201 126 val parseLig =
adamc@201 127 {func = fn filename => let
adamc@201 128 val fname = OS.FileSys.tmpName ()
adamc@201 129 val outf = TextIO.openOut fname
adamc@201 130 val () = TextIO.output (outf, "sig\n")
adamc@201 131 val inf = TextIO.openIn filename
adamc@201 132 fun loop () =
adamc@201 133 case TextIO.inputLine inf of
adamc@201 134 NONE => ()
adamc@201 135 | SOME line => (TextIO.output (outf, line);
adamc@201 136 loop ())
adamc@201 137 val () = loop ()
adamc@201 138 val () = TextIO.closeIn inf
adamc@201 139 val () = TextIO.closeOut outf
adamc@201 140
adamc@201 141 val () = (ErrorMsg.resetErrors ();
adamc@201 142 ErrorMsg.resetPositioning filename;
adamc@201 143 Lex.UserDeclarations.initialize ())
adamc@201 144 val file = TextIO.openIn fname
adamc@201 145 fun get _ = TextIO.input file
adamc@201 146 fun parseerror (s, p1, p2) = ErrorMsg.errorAt' (p1, p2) s
adamc@201 147 val lexer = LrParser.Stream.streamify (Lex.makeLexer get)
adamc@201 148 val (absyn, _) = LacwebP.parse (30, lexer, parseerror, ())
adamc@201 149 in
adamc@201 150 TextIO.closeIn file;
adamc@201 151 case absyn of
adamc@201 152 [(Source.DSgn ("?", (Source.SgnConst sgis, _)), _)] => sgis
adamc@201 153 | _ => (ErrorMsg.errorAt {file = filename,
adamc@201 154 first = {line = 0,
adamc@201 155 char = 0},
adamc@201 156 last = {line = 0,
adamc@201 157 char = 0}} "Not a signature";
adamc@201 158 [])
adamc@201 159 end
adamc@201 160 handle LrParser.ParseError => [],
adamc@201 161 print = Print.p_list_sep Print.PD.newline SourcePrint.p_sgn_item}
adamc@55 162
adamc@1 163 (* The main parsing routine *)
adamc@201 164 val parseLac = {
adamc@201 165 func = fn filename =>
adamc@201 166 let
adamc@201 167 val () = (ErrorMsg.resetErrors ();
adamc@201 168 ErrorMsg.resetPositioning filename;
adamc@201 169 Lex.UserDeclarations.initialize ())
adamc@201 170 val file = TextIO.openIn filename
adamc@201 171 fun get _ = TextIO.input file
adamc@201 172 fun parseerror (s, p1, p2) = ErrorMsg.errorAt' (p1, p2) s
adamc@201 173 val lexer = LrParser.Stream.streamify (Lex.makeLexer get)
adamc@201 174 val (absyn, _) = LacwebP.parse (30, lexer, parseerror, ())
adamc@201 175 in
adamc@201 176 TextIO.closeIn file;
adamc@201 177 case absyn of
adamc@201 178 [(Source.DSgn ("?", _), _)] =>
adamc@201 179 (ErrorMsg.errorAt {file = filename,
adamc@201 180 first = {line = 0,
adamc@201 181 char = 0},
adamc@201 182 last = {line = 0,
adamc@201 183 char = 0}} "File starts with 'sig'";
adamc@201 184 [])
adamc@201 185 | _ => absyn
adamc@201 186 end
adamc@201 187 handle LrParser.ParseError => [],
adamc@201 188 print = SourcePrint.p_file}
adamc@56 189
adamc@56 190 fun capitalize "" = ""
adamc@56 191 | capitalize s = str (Char.toUpper (String.sub (s, 0))) ^ String.extract (s, 1, NONE)
adamc@56 192
adamc@201 193 val parse = {
adamc@201 194 func = fn fnames =>
adamc@201 195 let
adamc@201 196 fun nameOf fname = capitalize (OS.Path.file fname)
adamc@109 197
adamc@201 198 fun parseOne fname =
adamc@201 199 let
adamc@201 200 val mname = nameOf fname
adamc@201 201 val lac = OS.Path.joinBaseExt {base = fname, ext = SOME "lac"}
adamc@201 202 val lig = OS.Path.joinBaseExt {base = fname, ext = SOME "lig"}
adamc@56 203
adamc@201 204 val sgnO =
adamc@201 205 if Posix.FileSys.access (lig, []) then
adamc@201 206 SOME (Source.SgnConst (#func parseLig lig),
adamc@201 207 {file = lig,
adamc@201 208 first = ErrorMsg.dummyPos,
adamc@201 209 last = ErrorMsg.dummyPos})
adamc@201 210 else
adamc@201 211 NONE
adamc@56 212
adamc@201 213 val loc = {file = lac,
adamc@201 214 first = ErrorMsg.dummyPos,
adamc@201 215 last = ErrorMsg.dummyPos}
adamc@56 216
adamc@201 217 val ds = #func parseLac lac
adamc@201 218 in
adamc@201 219 (Source.DStr (mname, sgnO, (Source.StrConst ds, loc)), loc)
adamc@201 220 end
adamc@56 221
adamc@201 222 val ds = map parseOne fnames
adamc@201 223 in
adamc@201 224 let
adamc@201 225 val final = nameOf (List.last fnames)
adamc@201 226 in
adamc@201 227 ds @ [(Source.DExport (Source.StrVar final, ErrorMsg.dummySpan), ErrorMsg.dummySpan)]
adamc@201 228 end handle Empty => ds
adamc@201 229 end,
adamc@201 230 print = SourcePrint.p_file
adamc@201 231 }
adamc@56 232
adamc@201 233 val toParse = transform parse "parse"
adamc@38 234
adamc@201 235 val elaborate = {
adamc@201 236 func = fn file => let
adamc@201 237 val basis = #func parseLig "lib/basis.lig"
adamc@201 238 in
adamc@201 239 Elaborate.elabFile basis ElabEnv.empty file
adamc@201 240 end,
adamc@201 241 print = ElabPrint.p_file ElabEnv.empty
adamc@201 242 }
adamc@5 243
adamc@201 244 val toElaborate = toParse o transform elaborate "elaborate"
adamc@201 245
adamc@201 246 val explify = {
adamc@201 247 func = Explify.explify,
adamc@201 248 print = ExplPrint.p_file ExplEnv.empty
adamc@201 249 }
adamc@201 250
adamc@201 251 val toExplify = toElaborate o transform explify "explify"
adamc@201 252
adamc@201 253 val corify = {
adamc@201 254 func = Corify.corify,
adamc@201 255 print = CorePrint.p_file CoreEnv.empty
adamc@201 256 }
adamc@201 257
adamc@201 258 val toCorify = toExplify o transform corify "corify"
adamc@201 259
adamc@202 260 val shake = {
adamc@202 261 func = Shake.shake,
adamc@202 262 print = CorePrint.p_file CoreEnv.empty
adamc@202 263 }
adamc@39 264
adamc@202 265 val toShake1 = toCorify o transform shake "shake1"
adamc@110 266
adamc@202 267 val tag = {
adamc@202 268 func = Tag.tag,
adamc@202 269 print = CorePrint.p_file CoreEnv.empty
adamc@202 270 }
adamc@193 271
adamc@202 272 val toTag = toShake1 o transform tag "tag"
adamc@20 273
adamc@202 274 val reduce = {
adamc@202 275 func = Reduce.reduce,
adamc@202 276 print = CorePrint.p_file CoreEnv.empty
adamc@202 277 }
adamc@25 278
adamc@202 279 val toReduce = toTag o transform reduce "reduce"
adamc@23 280
adamc@202 281 val specialize = {
adamc@202 282 func = Specialize.specialize,
adamc@202 283 print = CorePrint.p_file CoreEnv.empty
adamc@202 284 }
adamc@132 285
adamc@202 286 val toSpecialize = toReduce o transform specialize "specialize"
adamc@131 287
adamc@202 288 val toShake2 = toSpecialize o transform shake "shake2"
adamc@133 289
adamc@202 290 val monoize = {
adamc@202 291 func = Monoize.monoize CoreEnv.empty,
adamc@202 292 print = MonoPrint.p_file MonoEnv.empty
adamc@202 293 }
adamc@134 294
adamc@202 295 val toMonoize = toShake2 o transform monoize "monoize"
adamc@96 296
adamc@202 297 val mono_opt = {
adamc@202 298 func = MonoOpt.optimize,
adamc@202 299 print = MonoPrint.p_file MonoEnv.empty
adamc@202 300 }
adamc@29 301
adamc@202 302 val toMono_opt1 = toMonoize o transform mono_opt "mono_opt1"
adamc@5 303
adamc@202 304 val untangle = {
adamc@202 305 func = Untangle.untangle,
adamc@202 306 print = MonoPrint.p_file MonoEnv.empty
adamc@202 307 }
adamc@1 308
adamc@202 309 val toUntangle = toMono_opt1 o transform untangle "untangle"
adamc@38 310
adamc@202 311 val mono_reduce = {
adamc@202 312 func = MonoReduce.reduce,
adamc@202 313 print = MonoPrint.p_file MonoEnv.empty
adamc@202 314 }
adamc@16 315
adamc@202 316 val toMono_reduce = toUntangle o transform mono_reduce "mono_reduce"
adamc@39 317
adamc@202 318 val mono_shake = {
adamc@202 319 func = MonoShake.shake,
adamc@202 320 print = MonoPrint.p_file MonoEnv.empty
adamc@202 321 }
adamc@110 322
adamc@202 323 val toMono_shake = toMono_reduce o transform mono_shake "mono_shake"
adamc@193 324
adamc@202 325 val toMono_opt2 = toMono_shake o transform mono_opt "mono_opt2"
adamc@20 326
adamc@202 327 val cjrize = {
adamc@202 328 func = Cjrize.cjrize,
adamc@202 329 print = CjrPrint.p_file CjrEnv.empty
adamc@202 330 }
adamc@23 331
adamc@202 332 val toCjrize = toMono_opt2 o transform cjrize "cjrize"
adamc@29 333
adamc@183 334 fun compileC {cname, oname, ename} =
adamc@183 335 let
adamc@183 336 val compile = "gcc -O3 -I include -c " ^ cname ^ " -o " ^ oname
adamc@183 337 val link = "gcc -pthread -O3 clib/lacweb.o " ^ oname ^ " clib/driver.o -o " ^ ename
adamc@183 338 in
adamc@183 339 if not (OS.Process.isSuccess (OS.Process.system compile)) then
adamc@183 340 print "C compilation failed\n"
adamc@183 341 else if not (OS.Process.isSuccess (OS.Process.system link)) then
adamc@186 342 print "C linking failed\n"
adamc@183 343 else
adamc@183 344 print "Success\n"
adamc@183 345 end
adamc@183 346
adamc@202 347 fun compile job =
adamc@202 348 case run toCjrize job of
adamc@114 349 NONE => print "Laconic compilation failed\n"
adamc@29 350 | SOME file =>
adamc@202 351 let
adamc@202 352 val cname = "/tmp/lacweb.c"
adamc@202 353 val oname = "/tmp/lacweb.o"
adamc@202 354 val ename = "/tmp/webapp"
adamc@102 355
adamc@202 356 val outf = TextIO.openOut cname
adamc@202 357 val s = TextIOPP.openOut {dst = outf, wid = 80}
adamc@202 358 in
adamc@202 359 Print.fprint s (CjrPrint.p_file CjrEnv.empty file);
adamc@202 360 TextIO.closeOut outf;
adamc@102 361
adamc@202 362 compileC {cname = cname, oname = oname, ename = ename}
adamc@202 363 end
adamc@29 364
adamc@1 365 end