HCoop / hcoop / debian / mlton.git / blame
| Commit | Line | Data |
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| 7f918cf1 CE |
1 | (* Copyright (C) 1999-2007 Henry Cejtin, Matthew Fluet, Suresh |
| 2 | * Jagannathan, and Stephen Weeks. | |
| 3 | * Copyright (C) 1997-2000 NEC Research Institute. | |
| 4 | * | |
| 5 | * MLton is released under a BSD-style license. | |
| 6 | * See the file MLton-LICENSE for details. | |
| 7 | *) | |
| 8 | ||
| 9 | (* | |
| 10 | * Some of this doesn't make sense if we track the liveness of the GCHold class. | |
| 11 | * Need to update the enque'' of returns, handlers of NonTail and Runtime | |
| 12 | * so they reflect what happens at these transfers; (i.e., stackTop and frontier | |
| 13 | * are defed on return from NonTail). | |
| 14 | *) | |
| 15 | ||
| 16 | functor amd64LiveTransfers(S: AMD64_LIVE_TRANSFERS_STRUCTS) : AMD64_LIVE_TRANSFERS = | |
| 17 | struct | |
| 18 | open S | |
| 19 | open amd64 | |
| 20 | ||
| 21 | local | |
| 22 | open Runtime | |
| 23 | in | |
| 24 | structure CFunction = CFunction | |
| 25 | end | |
| 26 | ||
| 27 | structure LiveSet = amd64Liveness.LiveSet | |
| 28 | structure LiveInfo = amd64Liveness.LiveInfo | |
| 29 | open amd64JumpInfo | |
| 30 | open amd64LoopInfo | |
| 31 | ||
| 32 | val track = amd64Liveness.track | |
| 33 | ||
| 34 | val tracerTop = amd64.tracerTop | |
| 35 | ||
| 36 | fun temp_uses_defs {uses : Operand.t list, | |
| 37 | defs : Operand.t list} | |
| 38 | = let | |
| 39 | val baseUses | |
| 40 | = List.fold | |
| 41 | (uses, | |
| 42 | MemLocSet.empty, | |
| 43 | fn (operand, baseUses) | |
| 44 | => case Operand.deMemloc operand | |
| 45 | of SOME memloc => if amd64Liveness.track memloc | |
| 46 | then MemLocSet.add(baseUses, memloc) | |
| 47 | else baseUses | |
| 48 | | NONE => baseUses) | |
| 49 | ||
| 50 | val tempUses | |
| 51 | = let | |
| 52 | fun doit (operands, tempUses) | |
| 53 | = List.fold | |
| 54 | (operands, | |
| 55 | tempUses, | |
| 56 | fn (operand, tempUses) | |
| 57 | => case Operand.deMemloc operand | |
| 58 | of SOME memloc | |
| 59 | => List.fold(MemLoc.utilized memloc, | |
| 60 | tempUses, | |
| 61 | fn (memloc, tempUses) | |
| 62 | => if amd64Liveness.track memloc | |
| 63 | then MemLocSet.add(tempUses, memloc) | |
| 64 | else tempUses) | |
| 65 | | NONE => tempUses) | |
| 66 | in | |
| 67 | doit(defs, | |
| 68 | doit(uses, | |
| 69 | baseUses)) | |
| 70 | end | |
| 71 | ||
| 72 | val baseDefs | |
| 73 | = List.fold | |
| 74 | (defs, | |
| 75 | MemLocSet.empty, | |
| 76 | fn (operand, baseDefs) | |
| 77 | => case Operand.deMemloc operand | |
| 78 | of SOME memloc => if amd64Liveness.track memloc | |
| 79 | then MemLocSet.add(baseDefs, memloc) | |
| 80 | else baseDefs | |
| 81 | | NONE => baseDefs) | |
| 82 | val tempDefs = baseDefs | |
| 83 | in | |
| 84 | {uses = tempUses, | |
| 85 | defs = tempDefs} | |
| 86 | end | |
| 87 | ||
| 88 | datatype t = T of {get: Label.t -> | |
| 89 | ((MemLoc.t * Register.t * bool) list * | |
| 90 | (MemLoc.t * XmmRegister.t * bool) list), | |
| 91 | set: Label.t * | |
| 92 | ((MemLoc.t * Register.t * bool) list * | |
| 93 | (MemLoc.t * XmmRegister.t * bool) list) -> unit} | |
| 94 | ||
| 95 | local | |
| 96 | ||
| 97 | in | |
| 98 | structure I' = struct | |
| 99 | open Int | |
| 100 | fun sign x = if x = 0 | |
| 101 | then 0 | |
| 102 | else if x > 0 | |
| 103 | then 1 | |
| 104 | else ~1 | |
| 105 | end | |
| 106 | structure I = | |
| 107 | struct | |
| 108 | datatype t = NegInfinity | |
| 109 | | Finite of I'.t | |
| 110 | | PosInfinity | |
| 111 | val toString | |
| 112 | = fn NegInfinity => "-inf" | |
| 113 | | Finite n => I'.toString n | |
| 114 | | PosInfinity => "+inf" | |
| 115 | val zero = Finite (I'.zero) | |
| 116 | ||
| 117 | fun NegInfinity < NegInfinity = false | |
| 118 | | NegInfinity < _ = true | |
| 119 | | (Finite _) < NegInfinity = false | |
| 120 | | (Finite x) < (Finite y) = I'.<(x,y) | |
| 121 | | (Finite _) < PosInfinity = true | |
| 122 | | PosInfinity < _ = false | |
| 123 | ||
| 124 | fun NegInfinity + PosInfinity = zero | |
| 125 | | NegInfinity + _ = NegInfinity | |
| 126 | | (Finite _) + NegInfinity = NegInfinity | |
| 127 | | (Finite x) + (Finite y) | |
| 128 | = ((Finite (I'.+(x,y))) handle Overflow => if x > 0 | |
| 129 | then PosInfinity | |
| 130 | else NegInfinity) | |
| 131 | | (Finite _) + PosInfinity = PosInfinity | |
| 132 | | PosInfinity + NegInfinity = zero | |
| 133 | | PosInfinity + _ = PosInfinity | |
| 134 | ||
| 135 | fun NegInfinity * NegInfinity = PosInfinity | |
| 136 | | NegInfinity * (Finite x) | |
| 137 | = (case I'.sign x | |
| 138 | of ~1 => PosInfinity | |
| 139 | | 0 => zero | |
| 140 | | _ => NegInfinity) | |
| 141 | | NegInfinity * PosInfinity = NegInfinity | |
| 142 | | (Finite x) * NegInfinity | |
| 143 | = (case I'.sign x | |
| 144 | of ~1 => PosInfinity | |
| 145 | | 0 => zero | |
| 146 | | _ => NegInfinity) | |
| 147 | | (Finite x) * (Finite y) | |
| 148 | = ((Finite (I'.*(x, y))) handle Overflow => (case (I'.sign x, I'.sign y) | |
| 149 | of (~1, ~1) => PosInfinity | |
| 150 | | (1, ~1) => NegInfinity | |
| 151 | | (~1, 1) => NegInfinity | |
| 152 | | _ => PosInfinity)) | |
| 153 | | (Finite x) * PosInfinity | |
| 154 | = (case I'.sign x | |
| 155 | of ~1 => NegInfinity | |
| 156 | | 0 => zero | |
| 157 | | _ => PosInfinity) | |
| 158 | | PosInfinity * NegInfinity = NegInfinity | |
| 159 | | PosInfinity * (Finite x) | |
| 160 | = (case I'.sign x | |
| 161 | of ~1 => NegInfinity | |
| 162 | | 0 => zero | |
| 163 | | _ => PosInfinity) | |
| 164 | | PosInfinity * PosInfinity = PosInfinity | |
| 165 | end | |
| 166 | end | |
| 167 | ||
| 168 | fun computeLiveTransfers {chunk = Chunk.T {blocks,...}, | |
| 169 | transferRegs : Entry.t -> Register.t list, | |
| 170 | transferXmmRegs : Entry.t -> XmmRegister.t list, | |
| 171 | liveInfo : amd64Liveness.LiveInfo.t, | |
| 172 | jumpInfo : amd64JumpInfo.t, | |
| 173 | loopInfo : amd64LoopInfo.t} | |
| 174 | = let | |
| 175 | val (useLF, useB, sync) | |
| 176 | = case !Control.Native.liveTransfer | |
| 177 | of 1 => (false, false, false) | |
| 178 | | 2 => (false, false, true) | |
| 179 | | 3 => (false, true, false) | |
| 180 | | 4 => (false, true, true) | |
| 181 | | 5 => (true, false, false) | |
| 182 | | 6 => (true, false, true) | |
| 183 | | 7 => (true, true, false) | |
| 184 | | _ => (true, true, true) | |
| 185 | ||
| 186 | val cutoff = !Control.Native.cutoff | |
| 187 | datatype u = Position of I.t | Length of I'.t | |
| 188 | ||
| 189 | val {get = getInfo : | |
| 190 | Label.t -> | |
| 191 | {block: Block.t, | |
| 192 | pred: Label.t list ref, | |
| 193 | succ: Label.t list ref, | |
| 194 | live: {memloc: MemLoc.t, | |
| 195 | distanceF': u option ref, | |
| 196 | distanceF: (I.t * Label.t option) option ref, | |
| 197 | distanceB': u option ref, | |
| 198 | distanceB: (I.t * Label.t option) option ref} vector, | |
| 199 | liveTransfers: ((MemLoc.t * Register.t * bool ref) list * | |
| 200 | (MemLoc.t * XmmRegister.t * bool ref) list) option ref, | |
| 201 | defed: MemLocSet.t option ref}, | |
| 202 | set = setInfo, | |
| 203 | destroy = destInfo} | |
| 204 | = Property.destGetSetOnce | |
| 205 | (Label.plist, | |
| 206 | Property.initRaise ("amd64LiveTransfers:getInfo", Label.layout)) | |
| 207 | ||
| 208 | val (labels, funcs) | |
| 209 | = List.fold | |
| 210 | (blocks, | |
| 211 | ([], []), | |
| 212 | fn (block as Block.T {entry, transfer, ...}, (labels, funcs)) | |
| 213 | => let | |
| 214 | val label = Entry.label entry | |
| 215 | val succ = Transfer.nearTargets transfer | |
| 216 | val live = LiveInfo.getLive(liveInfo, label) | |
| 217 | val live = List.fold | |
| 218 | (succ, | |
| 219 | live, | |
| 220 | fn (label, live) | |
| 221 | => LiveSet.+(live, LiveInfo.getLive(liveInfo, label))) | |
| 222 | val live = LiveSet.toList live | |
| 223 | val _ | |
| 224 | = setInfo(label, | |
| 225 | {block = block, | |
| 226 | pred = ref [], | |
| 227 | succ = ref succ, | |
| 228 | live = Vector.fromListMap | |
| 229 | (live, | |
| 230 | fn memloc | |
| 231 | => {memloc = memloc, | |
| 232 | distanceF' = ref NONE, | |
| 233 | distanceF = ref NONE, | |
| 234 | distanceB' = ref NONE, | |
| 235 | distanceB = ref NONE}), | |
| 236 | liveTransfers = ref NONE, | |
| 237 | defed = ref NONE}) | |
| 238 | val labels = label::labels | |
| 239 | val funcs = case entry | |
| 240 | of Entry.Func _ => label::funcs | |
| 241 | | _ => funcs | |
| 242 | in | |
| 243 | (labels, funcs) | |
| 244 | end) | |
| 245 | ||
| 246 | val labels = Vector.fromList labels | |
| 247 | val funcs = Vector.fromList funcs | |
| 248 | ||
| 249 | val _ | |
| 250 | = Vector.foreach | |
| 251 | (labels, | |
| 252 | fn label | |
| 253 | => let | |
| 254 | val {block, ...} = getInfo label | |
| 255 | fun doit target | |
| 256 | = let | |
| 257 | val {pred = pred', ...} = getInfo target | |
| 258 | in | |
| 259 | List.push (pred', label) | |
| 260 | end | |
| 261 | val Block.T {transfer, ...} = block | |
| 262 | datatype z = datatype Transfer.t | |
| 263 | in | |
| 264 | case transfer | |
| 265 | of Goto {target, ...} | |
| 266 | => doit target | |
| 267 | | Iff {truee, falsee, ...} | |
| 268 | => (doit truee; | |
| 269 | doit falsee) | |
| 270 | | Switch {cases, default, ...} | |
| 271 | => (doit default; | |
| 272 | Transfer.Cases.foreach(cases, doit o #2)) | |
| 273 | | Tail {...} | |
| 274 | => () | |
| 275 | | NonTail {return, handler, ...} | |
| 276 | => (doit return; | |
| 277 | case handler | |
| 278 | of SOME handler => doit handler | |
| 279 | | NONE => ()) | |
| 280 | | Return {...} | |
| 281 | => () | |
| 282 | | Raise {...} | |
| 283 | => () | |
| 284 | | CCall {return, ...} | |
| 285 | => Option.app (return, doit) | |
| 286 | end) | |
| 287 | ||
| 288 | val _ | |
| 289 | = Vector.foreach | |
| 290 | (labels, | |
| 291 | fn label | |
| 292 | => let | |
| 293 | val {block, live, ...} = getInfo label | |
| 294 | val Block.T {entry, statements, transfer, ...} = block | |
| 295 | ||
| 296 | val l | |
| 297 | = List.fold | |
| 298 | (statements, | |
| 299 | I'.two, | |
| 300 | fn (Assembly.Comment _, l) => l | |
| 301 | | (_, l) => I'.+(l, I'.one)) | |
| 302 | ||
| 303 | fun pos ([], n, m) | |
| 304 | = let | |
| 305 | val {uses, defs, ...} | |
| 306 | = Transfer.uses_defs_kills transfer | |
| 307 | val {uses,defs} | |
| 308 | = temp_uses_defs {uses = uses, | |
| 309 | defs = defs} | |
| 310 | in | |
| 311 | Vector.foreach | |
| 312 | (live, | |
| 313 | fn {memloc, distanceF' as ref NONE, ...} | |
| 314 | => if MemLocSet.contains(uses,memloc) | |
| 315 | then distanceF' := SOME (Position (I.Finite n)) | |
| 316 | else distanceF' := SOME (Length l) | |
| 317 | | _ => ()); | |
| 318 | Vector.foreach | |
| 319 | (live, | |
| 320 | fn {memloc, distanceB', ...} | |
| 321 | => if MemLocSet.contains(uses,memloc) | |
| 322 | orelse | |
| 323 | MemLocSet.contains(defs,memloc) | |
| 324 | then distanceB' := SOME (Position (I.Finite m)) | |
| 325 | else ()) | |
| 326 | end | |
| 327 | | pos ((Assembly.Comment _)::assembly,n,m) | |
| 328 | = pos (assembly,n,m) | |
| 329 | | pos (asm::assembly,n,m) | |
| 330 | = let | |
| 331 | val {uses,defs,...} | |
| 332 | = Assembly.uses_defs_kills asm | |
| 333 | val {uses,defs} | |
| 334 | = temp_uses_defs {uses = uses, | |
| 335 | defs = defs} | |
| 336 | in | |
| 337 | Vector.foreach | |
| 338 | (live, | |
| 339 | fn {memloc, distanceF' as ref NONE, ...} | |
| 340 | => if MemLocSet.contains(uses,memloc) | |
| 341 | then distanceF' := SOME (Position (I.Finite n)) | |
| 342 | else () | |
| 343 | | _ => ()); | |
| 344 | Vector.foreach | |
| 345 | (live, | |
| 346 | fn {memloc, distanceB', ...} | |
| 347 | => if MemLocSet.contains(uses,memloc) | |
| 348 | orelse | |
| 349 | MemLocSet.contains(defs,memloc) | |
| 350 | then distanceB' := SOME (Position (I.Finite m)) | |
| 351 | else ()); | |
| 352 | pos(assembly, I'.+(n, I'.one), I'.-(m, I'.one)) | |
| 353 | end | |
| 354 | in | |
| 355 | let | |
| 356 | val n = I'.zero | |
| 357 | val m = I'.-(l, I'.one) | |
| 358 | val {uses,defs,...} | |
| 359 | = Entry.uses_defs_kills entry | |
| 360 | val {uses,defs} | |
| 361 | = temp_uses_defs {uses = uses, | |
| 362 | defs = defs} | |
| 363 | in | |
| 364 | Vector.foreach | |
| 365 | (live, | |
| 366 | fn {memloc, distanceF' as ref NONE, ...} | |
| 367 | => if MemLocSet.contains(uses,memloc) | |
| 368 | then distanceF' := SOME (Position (I.Finite n)) | |
| 369 | else () | |
| 370 | | _ => ()); | |
| 371 | Vector.foreach | |
| 372 | (live, | |
| 373 | fn {memloc, distanceB', ...} | |
| 374 | => if MemLocSet.contains(uses,memloc) | |
| 375 | orelse | |
| 376 | MemLocSet.contains(defs,memloc) | |
| 377 | then distanceB' := SOME (Position (I.Finite m)) | |
| 378 | else distanceB' := SOME (Length l)); | |
| 379 | pos(statements, I'.+(n, I'.one), I'.-(m, I'.one)) | |
| 380 | end | |
| 381 | end) | |
| 382 | ||
| 383 | fun get_distanceF {temp: MemLoc.t, | |
| 384 | label: Label.t} | |
| 385 | = let | |
| 386 | val {block, succ, live, ...} = getInfo label | |
| 387 | val Block.T {transfer, ...} = block | |
| 388 | in | |
| 389 | case Vector.peek | |
| 390 | (live, | |
| 391 | fn {memloc, ...} => MemLoc.eq(temp, memloc)) | |
| 392 | of SOME {distanceF = ref (SOME (df, dfl)), ...} | |
| 393 | => (df, dfl) | |
| 394 | | SOME {distanceF', distanceF, ...} | |
| 395 | => (case valOf (!distanceF') | |
| 396 | of Position n => (distanceF := SOME (n, SOME label); | |
| 397 | (n, SOME label)) | |
| 398 | | Length n | |
| 399 | => let | |
| 400 | val loopLabels = getLoopLabels (loopInfo, label) | |
| 401 | val _ = distanceF := SOME (I.PosInfinity, NONE) | |
| 402 | fun default () | |
| 403 | = let | |
| 404 | val n = I.Finite n | |
| 405 | val (min, minl) | |
| 406 | = List.fold | |
| 407 | (!succ, | |
| 408 | (I.PosInfinity, NONE), | |
| 409 | fn (label, (min, minl)) | |
| 410 | => let | |
| 411 | val (n', l') | |
| 412 | = get_distanceF {temp = temp, | |
| 413 | label = label} | |
| 414 | val n' = I.+(n, n') | |
| 415 | val n'' | |
| 416 | = case (l', useLF) | |
| 417 | of (NONE, _) => n' | |
| 418 | | (_, false) => n' | |
| 419 | | (SOME l', true) | |
| 420 | => if List.contains | |
| 421 | (loopLabels, | |
| 422 | l', Label.equals) | |
| 423 | then n' | |
| 424 | else I.*(I.Finite 5, n') | |
| 425 | in | |
| 426 | if I.<(n'', min) | |
| 427 | then (n', l') | |
| 428 | else (min, minl) | |
| 429 | end) | |
| 430 | in | |
| 431 | (min, minl) | |
| 432 | end | |
| 433 | ||
| 434 | datatype z = datatype Transfer.t | |
| 435 | val (n, l) | |
| 436 | = case transfer | |
| 437 | of Tail _ => (I.PosInfinity, NONE) | |
| 438 | | NonTail _ => (I.PosInfinity, NONE) | |
| 439 | | Return _ => (I.PosInfinity, NONE) | |
| 440 | | Raise _ => (I.PosInfinity, NONE) | |
| 441 | | CCall {func, ...} | |
| 442 | => if CFunction.maySwitchThreads func | |
| 443 | orelse Size.class (MemLoc.size temp) <> Size.INT | |
| 444 | then (I.PosInfinity, NONE) | |
| 445 | else default () | |
| 446 | | _ => default () | |
| 447 | in | |
| 448 | distanceF := SOME (n, l) ; (n, l) | |
| 449 | end) | |
| 450 | | _ => (I.PosInfinity, NONE) | |
| 451 | end | |
| 452 | ||
| 453 | fun get_distanceB {temp: MemLoc.t, | |
| 454 | label: Label.t} | |
| 455 | = let | |
| 456 | val {block, pred, live, ...} = getInfo label | |
| 457 | val Block.T {entry, ...} = block | |
| 458 | in | |
| 459 | case Vector.peek | |
| 460 | (live, | |
| 461 | fn {memloc, ...} => MemLoc.eq(temp, memloc)) | |
| 462 | of SOME {distanceB = ref (SOME (db, dbl)), ...} | |
| 463 | => (db, dbl) | |
| 464 | | SOME {distanceB, ...} | |
| 465 | => let | |
| 466 | val loopLabels = getLoopLabels(loopInfo, label) | |
| 467 | val _ = distanceB := SOME (I.PosInfinity, NONE) | |
| 468 | fun default () | |
| 469 | = List.fold | |
| 470 | (!pred, | |
| 471 | (I.PosInfinity, NONE), | |
| 472 | fn (label, (min, minl)) | |
| 473 | => let | |
| 474 | val {live, ...} = getInfo label | |
| 475 | in | |
| 476 | case Vector.peek | |
| 477 | (live, | |
| 478 | fn {memloc, ...} => MemLoc.eq(temp, memloc)) | |
| 479 | of SOME {distanceB', ...} | |
| 480 | => (case valOf(!distanceB') | |
| 481 | of Position n | |
| 482 | => if I.<(n, min) | |
| 483 | then (n, SOME label) | |
| 484 | else (min, minl) | |
| 485 | | Length n | |
| 486 | => let | |
| 487 | val n = I.Finite n | |
| 488 | val (n', l') | |
| 489 | = get_distanceB {temp = temp, | |
| 490 | label = label} | |
| 491 | val n' = I.+(n, n') | |
| 492 | val n'' | |
| 493 | = case (l', useLF) | |
| 494 | of (NONE, _) => n' | |
| 495 | | (_, false) => n' | |
| 496 | | (SOME l', true) | |
| 497 | => if List.contains | |
| 498 | (loopLabels, | |
| 499 | l', Label.equals) | |
| 500 | then n' | |
| 501 | else I.*(I.Finite 5, n') | |
| 502 | in | |
| 503 | if I.<(n'', min) | |
| 504 | then (n', l') | |
| 505 | else (min, minl) | |
| 506 | end) | |
| 507 | | _ => (min, minl) | |
| 508 | end) | |
| 509 | ||
| 510 | datatype z = datatype Entry.t | |
| 511 | val (n, l) | |
| 512 | = case entry | |
| 513 | of Func {...} => (I.PosInfinity, NONE) | |
| 514 | | Cont {...} => (I.PosInfinity, NONE) | |
| 515 | | Handler {...} => (I.PosInfinity, NONE) | |
| 516 | | CReturn {func, ...} | |
| 517 | => if (CFunction.maySwitchThreads func | |
| 518 | orelse Size.class (MemLoc.size temp) <> Size.INT) | |
| 519 | then (I.PosInfinity, NONE) | |
| 520 | else default () | |
| 521 | | _ => default () | |
| 522 | in | |
| 523 | distanceB := SOME (n, l) ; (n, l) | |
| 524 | end | |
| 525 | | _ => (I.PosInfinity, NONE) | |
| 526 | end | |
| 527 | ||
| 528 | local | |
| 529 | val queue = ref (Queue.empty ()) | |
| 530 | in | |
| 531 | fun enque x = queue := Queue.enque(!queue, x) | |
| 532 | fun deque () = | |
| 533 | case Queue.deque (!queue) of | |
| 534 | NONE => NONE | |
| 535 | | SOME (queue', x) => (queue := queue'; SOME x) | |
| 536 | end | |
| 537 | ||
| 538 | fun doit {label, hints} | |
| 539 | = let | |
| 540 | val {block as Block.T {entry, ...}, | |
| 541 | live = liveData, liveTransfers, ...} = getInfo label | |
| 542 | in | |
| 543 | case !liveTransfers | |
| 544 | of SOME _ => () | |
| 545 | | NONE | |
| 546 | => let | |
| 547 | val loopLabels = getLoopLabels(loopInfo, label) | |
| 548 | val Block.T {transfer, ...} = block | |
| 549 | ||
| 550 | val (regHints, xmmregHints) = hints | |
| 551 | ||
| 552 | val live = LiveSet.toList(LiveInfo.getLive(liveInfo, label)) | |
| 553 | ||
| 554 | val _ | |
| 555 | = if true then () | |
| 556 | else | |
| 557 | (print (Label.toString label); | |
| 558 | print "\nloopLabels: "; | |
| 559 | print (List.toString Label.toString loopLabels); | |
| 560 | print "\nliveData:\n"; | |
| 561 | Vector.foreach | |
| 562 | (liveData, | |
| 563 | fn {memloc, distanceF', distanceB', ...} => | |
| 564 | (print (MemLoc.toString memloc); | |
| 565 | print ": "; | |
| 566 | case !distanceF' of | |
| 567 | NONE => print "?" | |
| 568 | | SOME (Position i) => (print "Pos "; print (I.toString i)) | |
| 569 | | SOME (Length i) => (print "Len "; print (I'.toString i)); | |
| 570 | print " "; | |
| 571 | case !distanceB' of | |
| 572 | NONE => print "?" | |
| 573 | | SOME (Position i) => (print "Pos "; print (I.toString i)) | |
| 574 | | SOME (Length i) => (print "Len "; print (I'.toString i)); | |
| 575 | print "\n")); | |
| 576 | print "regHints:\n"; | |
| 577 | List.foreach | |
| 578 | (regHints, | |
| 579 | fn (memloc,register,sync) => | |
| 580 | (print (MemLoc.toString memloc); | |
| 581 | print ": "; | |
| 582 | print (Register.toString register); | |
| 583 | print ": "; | |
| 584 | print (Bool.toString (!sync)); | |
| 585 | print "\n")); | |
| 586 | print "xmmregHints:\n"; | |
| 587 | List.foreach | |
| 588 | (xmmregHints, | |
| 589 | fn (memloc,register,sync) => | |
| 590 | (print (MemLoc.toString memloc); | |
| 591 | print ": "; | |
| 592 | print (XmmRegister.toString register); | |
| 593 | print ": "; | |
| 594 | print (Bool.toString (!sync)); | |
| 595 | print "\n")); | |
| 596 | print "live:\n"; | |
| 597 | List.foreach | |
| 598 | (live, | |
| 599 | fn memloc | |
| 600 | => (print (MemLoc.toString memloc); | |
| 601 | print "\n")); | |
| 602 | print "distance_F:\n"; | |
| 603 | List.foreach | |
| 604 | (live, | |
| 605 | fn memloc | |
| 606 | => (print (MemLoc.toString memloc); | |
| 607 | print ": "; | |
| 608 | let | |
| 609 | val (n, l) = get_distanceF {temp = memloc, | |
| 610 | label = label} | |
| 611 | in | |
| 612 | print (I.toString n); | |
| 613 | print " "; | |
| 614 | print (Option.toString Label.toString l) | |
| 615 | end; | |
| 616 | print "\n")); | |
| 617 | print "distance_B:\n"; | |
| 618 | List.foreach | |
| 619 | (live, | |
| 620 | fn memloc | |
| 621 | => (print (MemLoc.toString memloc); | |
| 622 | print ": "; | |
| 623 | let | |
| 624 | val (n, l) = get_distanceB {temp = memloc, | |
| 625 | label = label} | |
| 626 | in | |
| 627 | print (I.toString n); | |
| 628 | print " "; | |
| 629 | print (Option.toString Label.toString l) | |
| 630 | end; | |
| 631 | print "\n"))) | |
| 632 | ||
| 633 | val live | |
| 634 | = if not useB | |
| 635 | then List.keepAllMap | |
| 636 | (live, | |
| 637 | fn memloc | |
| 638 | => case get_distanceF {temp = memloc, | |
| 639 | label = label} | |
| 640 | of (I.Finite n, SOME l) | |
| 641 | => if n < cutoff | |
| 642 | then if useLF | |
| 643 | then if List.contains | |
| 644 | (loopLabels, | |
| 645 | l, Label.equals) | |
| 646 | then SOME (memloc, n) | |
| 647 | else SOME (memloc, n * 5) | |
| 648 | else SOME (memloc, n) | |
| 649 | else NONE | |
| 650 | | (I.PosInfinity, _) | |
| 651 | => NONE | |
| 652 | | _ | |
| 653 | => Error.bug | |
| 654 | "amd64LiveTransfers.computeLiveTransfers.live: get_distanceF") | |
| 655 | else List.keepAllMap | |
| 656 | (live, | |
| 657 | fn memloc | |
| 658 | => case (get_distanceB {temp = memloc, | |
| 659 | label = label}, | |
| 660 | get_distanceF {temp = memloc, | |
| 661 | label = label}) | |
| 662 | of ((I.PosInfinity, _), _) | |
| 663 | => NONE | |
| 664 | | (_, (I.PosInfinity, _)) | |
| 665 | => NONE | |
| 666 | | ((I.Finite n, SOME nl), | |
| 667 | (I.Finite m, SOME ml)) | |
| 668 | => if (n + m) < cutoff | |
| 669 | then if useLF | |
| 670 | then case (List.contains | |
| 671 | (loopLabels, | |
| 672 | nl, Label.equals), | |
| 673 | List.contains | |
| 674 | (loopLabels, | |
| 675 | ml, Label.equals)) | |
| 676 | of (true, true) | |
| 677 | => SOME (memloc, n + m) | |
| 678 | | (true, false) | |
| 679 | => SOME (memloc, | |
| 680 | n + 5 * m) | |
| 681 | | (false, true) | |
| 682 | => SOME (memloc, | |
| 683 | 5 * n + m) | |
| 684 | | (false, false) | |
| 685 | => SOME (memloc, | |
| 686 | 5 * n + 5 * m) | |
| 687 | else SOME (memloc, n + m) | |
| 688 | else NONE | |
| 689 | | _ | |
| 690 | => Error.bug | |
| 691 | "amd64LiveTransfers.computeLiveTransfers.live: get_distanceB") | |
| 692 | ||
| 693 | (* List.partition will reverse the lists. | |
| 694 | * So sort in increasing order. | |
| 695 | *) | |
| 696 | val live | |
| 697 | = List.insertionSort | |
| 698 | (live, fn ((_,n1),(_,n2)) => I'.>(n1, n2)) | |
| 699 | ||
| 700 | val _ | |
| 701 | = if true then () else | |
| 702 | (print "live:\n"; | |
| 703 | List.foreach | |
| 704 | (live, | |
| 705 | fn (memloc,n) | |
| 706 | => (print (MemLoc.toString memloc); | |
| 707 | print ": "; | |
| 708 | print (I'.toString n); | |
| 709 | print "\n"))) | |
| 710 | ||
| 711 | val {yes = liveRegs, no = liveXmmRegs} | |
| 712 | = List.partition | |
| 713 | (live, | |
| 714 | fn (memloc,_) | |
| 715 | => Size.class (MemLoc.size memloc) = Size.INT) | |
| 716 | ||
| 717 | val liveRegs | |
| 718 | = List.map | |
| 719 | (liveRegs, | |
| 720 | fn (memloc,weight) | |
| 721 | => case List.peek | |
| 722 | (regHints, | |
| 723 | fn (memloc',_,_) | |
| 724 | => MemLoc.eq(memloc,memloc')) | |
| 725 | of SOME (_,register',_) | |
| 726 | => (memloc,weight,SOME register') | |
| 727 | | NONE | |
| 728 | => (memloc,weight,NONE)) | |
| 729 | ||
| 730 | val rec doitRegs | |
| 731 | = fn ([],_,liveTransfers) => liveTransfers | |
| 732 | | (_,[],liveTransfers) => liveTransfers | |
| 733 | | (transferRegs, | |
| 734 | (memloc,_,register)::live, | |
| 735 | liveTransfers) | |
| 736 | => let | |
| 737 | fun finish register | |
| 738 | = let | |
| 739 | val transferRegs | |
| 740 | = List.removeAll | |
| 741 | (transferRegs, | |
| 742 | fn register' | |
| 743 | => Register.coincide(register, | |
| 744 | register')) | |
| 745 | in | |
| 746 | doitRegs | |
| 747 | (transferRegs, | |
| 748 | live, | |
| 749 | (memloc,register,ref true)::liveTransfers) | |
| 750 | end | |
| 751 | ||
| 752 | fun default () | |
| 753 | = let | |
| 754 | val size = MemLoc.size memloc | |
| 755 | val transferRegs' | |
| 756 | = List.keepAllMap | |
| 757 | (transferRegs, | |
| 758 | fn register | |
| 759 | => if Size.eq | |
| 760 | (size, | |
| 761 | Register.size register) | |
| 762 | then SOME | |
| 763 | (register, | |
| 764 | List.index | |
| 765 | (live, | |
| 766 | fn (_,_,SOME register') | |
| 767 | => Register.eq | |
| 768 | (register, | |
| 769 | register') | |
| 770 | | (_,_,NONE) => false)) | |
| 771 | else NONE) | |
| 772 | val transferRegs' | |
| 773 | = List.insertionSort | |
| 774 | (transferRegs', | |
| 775 | fn ((_,SOME index1),(_,SOME index2)) | |
| 776 | => Int.>(index1, index2) | |
| 777 | | ((_, NONE),_) | |
| 778 | => true | |
| 779 | | (_, (_, NONE)) | |
| 780 | => false) | |
| 781 | in | |
| 782 | case transferRegs' | |
| 783 | of nil | |
| 784 | => doitRegs (transferRegs, | |
| 785 | live, | |
| 786 | liveTransfers) | |
| 787 | | (register,_)::_ | |
| 788 | => finish register | |
| 789 | end | |
| 790 | in | |
| 791 | case register | |
| 792 | of SOME register | |
| 793 | => if List.contains(transferRegs, | |
| 794 | register, | |
| 795 | Register.eq) | |
| 796 | then finish register | |
| 797 | else default () | |
| 798 | | NONE => default () | |
| 799 | end | |
| 800 | ||
| 801 | val liveRegsTransfers = doitRegs(transferRegs entry, liveRegs, []) | |
| 802 | ||
| 803 | val liveXmmRegs | |
| 804 | = List.map | |
| 805 | (liveXmmRegs, | |
| 806 | fn (memloc,weight) | |
| 807 | => case List.peek | |
| 808 | (xmmregHints, | |
| 809 | fn (memloc',_,_) | |
| 810 | => MemLoc.eq(memloc,memloc')) | |
| 811 | of SOME (_,register',_) | |
| 812 | => (memloc,weight,SOME register') | |
| 813 | | NONE | |
| 814 | => (memloc,weight,NONE)) | |
| 815 | ||
| 816 | val rec doitXmmRegs | |
| 817 | = fn ([],_,liveTransfers) => liveTransfers | |
| 818 | | (_,[],liveTransfers) => liveTransfers | |
| 819 | | (transferXmmRegs, | |
| 820 | (memloc,_,register)::live, | |
| 821 | liveTransfers) | |
| 822 | => let | |
| 823 | fun finish register | |
| 824 | = let | |
| 825 | val transferXmmRegs | |
| 826 | = List.removeAll | |
| 827 | (transferXmmRegs, | |
| 828 | fn register' | |
| 829 | => XmmRegister.coincide(register, | |
| 830 | register')) | |
| 831 | in | |
| 832 | doitXmmRegs | |
| 833 | (transferXmmRegs, | |
| 834 | live, | |
| 835 | (memloc,register,ref true)::liveTransfers) | |
| 836 | end | |
| 837 | ||
| 838 | fun default () | |
| 839 | = let | |
| 840 | val size = MemLoc.size memloc | |
| 841 | val transferXmmRegs' | |
| 842 | = List.keepAllMap | |
| 843 | (transferXmmRegs, | |
| 844 | fn register | |
| 845 | => if Size.eq | |
| 846 | (size, | |
| 847 | XmmRegister.size register) | |
| 848 | then SOME | |
| 849 | (register, | |
| 850 | List.index | |
| 851 | (live, | |
| 852 | fn (_,_,SOME register') | |
| 853 | => XmmRegister.eq | |
| 854 | (register, | |
| 855 | register') | |
| 856 | | (_,_,NONE) => false)) | |
| 857 | else NONE) | |
| 858 | val transferXmmRegs' | |
| 859 | = List.insertionSort | |
| 860 | (transferXmmRegs', | |
| 861 | fn ((_,SOME index1),(_,SOME index2)) | |
| 862 | => Int.>(index1, index2) | |
| 863 | | ((_, NONE),_) | |
| 864 | => true | |
| 865 | | (_, (_, NONE)) | |
| 866 | => false) | |
| 867 | in | |
| 868 | case transferXmmRegs' | |
| 869 | of nil | |
| 870 | => doitXmmRegs (transferXmmRegs, | |
| 871 | live, | |
| 872 | liveTransfers) | |
| 873 | | (register,_)::_ | |
| 874 | => finish register | |
| 875 | end | |
| 876 | in | |
| 877 | case register | |
| 878 | of SOME register | |
| 879 | => if List.contains(transferXmmRegs, | |
| 880 | register, | |
| 881 | XmmRegister.eq) | |
| 882 | then finish register | |
| 883 | else default () | |
| 884 | | NONE => default () | |
| 885 | end | |
| 886 | ||
| 887 | val liveXmmRegsTransfers = doitXmmRegs(transferXmmRegs entry, liveXmmRegs, []) | |
| 888 | ||
| 889 | val _ = liveTransfers := SOME (liveRegsTransfers, | |
| 890 | liveXmmRegsTransfers) | |
| 891 | ||
| 892 | (* | |
| 893 | val _ | |
| 894 | = (print "liveRegsTransfers:\n"; | |
| 895 | List.foreach | |
| 896 | (liveRegsTransfers, | |
| 897 | fn (memloc,register,sync) => | |
| 898 | (print (MemLoc.toString memloc); | |
| 899 | print ": "; | |
| 900 | print (Register.toString register); | |
| 901 | print ": "; | |
| 902 | print (Bool.toString (!sync)); | |
| 903 | print "\n")); | |
| 904 | print "liveFltRegsTransfers:\n"; | |
| 905 | List.foreach | |
| 906 | (liveFltRegsTransfers, | |
| 907 | fn (memloc,sync) => | |
| 908 | (print (MemLoc.toString memloc); | |
| 909 | print ": "; | |
| 910 | print (Bool.toString (!sync)); | |
| 911 | print "\n")); | |
| 912 | print "") | |
| 913 | *) | |
| 914 | ||
| 915 | fun doit' label = enque {label = label, | |
| 916 | hints = (liveRegsTransfers, | |
| 917 | liveXmmRegsTransfers)} | |
| 918 | fun doit'' label = enque {label = label, | |
| 919 | hints = ([],[])} | |
| 920 | fun doit''' func label = | |
| 921 | let | |
| 922 | val hints = | |
| 923 | List.fold | |
| 924 | (Operand.cReturnTemps (CFunction.return func), | |
| 925 | ([],[]), | |
| 926 | fn ({src, dst}, (regHints, xmmregHints)) => | |
| 927 | case src of | |
| 928 | Operand.Register reg => | |
| 929 | ((dst, reg, ref true) :: regHints, | |
| 930 | xmmregHints) | |
| 931 | | Operand.XmmRegister reg => | |
| 932 | (regHints, | |
| 933 | (dst, reg, ref true) :: xmmregHints) | |
| 934 | | _ => (regHints, xmmregHints)) | |
| 935 | in | |
| 936 | enque {hints = hints, | |
| 937 | label = label} | |
| 938 | end | |
| 939 | datatype z = datatype Transfer.t | |
| 940 | in | |
| 941 | case transfer | |
| 942 | of Goto {target, ...} | |
| 943 | => (doit' target) | |
| 944 | | Iff {truee, falsee, ...} | |
| 945 | => (doit' truee; | |
| 946 | doit' falsee) | |
| 947 | | Switch {cases, default, ...} | |
| 948 | => (doit' default; | |
| 949 | Transfer.Cases.foreach(cases, doit' o #2)) | |
| 950 | | Tail {...} | |
| 951 | => () | |
| 952 | | NonTail {return, handler, ...} | |
| 953 | => (doit'' return; | |
| 954 | case handler | |
| 955 | of SOME handler => doit'' handler | |
| 956 | | NONE => ()) | |
| 957 | | Return {...} | |
| 958 | => () | |
| 959 | | Raise {...} | |
| 960 | => () | |
| 961 | | CCall {func, return, ...} | |
| 962 | => if CFunction.maySwitchThreads func | |
| 963 | then Option.app (return, doit'') | |
| 964 | else Option.app (return, doit''' func) | |
| 965 | end | |
| 966 | end | |
| 967 | ||
| 968 | val _ = Vector.foreach | |
| 969 | (funcs, | |
| 970 | fn label => enque {label = label, hints = ([],[])}) | |
| 971 | ||
| 972 | fun loop () | |
| 973 | = (case deque () | |
| 974 | of NONE => () | |
| 975 | | SOME {label, hints} | |
| 976 | => (doit {label = label, hints = hints}; | |
| 977 | loop ())) | |
| 978 | val _ = loop () | |
| 979 | ||
| 980 | fun doit {label, defed = defed'} | |
| 981 | = let | |
| 982 | ||
| 983 | val {block, liveTransfers, defed, ...} = getInfo label | |
| 984 | val (liveRegs, liveXmmRegs) = valOf (!liveTransfers) | |
| 985 | ||
| 986 | val defed' | |
| 987 | = case getNear(jumpInfo, label) | |
| 988 | of None => MemLocSet.empty | |
| 989 | | Count 0 => MemLocSet.empty | |
| 990 | | Count 1 => defed' | |
| 991 | | Count _ | |
| 992 | => MemLocSet.subset | |
| 993 | (defed', | |
| 994 | fn memloc | |
| 995 | => List.exists | |
| 996 | (liveRegs, | |
| 997 | fn (memloc',_,_) => MemLoc.eq(memloc', memloc)) | |
| 998 | orelse | |
| 999 | List.exists | |
| 1000 | (liveXmmRegs, | |
| 1001 | fn (memloc',_,_) => MemLoc.eq(memloc', memloc))) | |
| 1002 | ||
| 1003 | fun default defed'' | |
| 1004 | = let | |
| 1005 | val Block.T {entry, statements, transfer, ...} = block | |
| 1006 | ||
| 1007 | val _ = List.foreach | |
| 1008 | (liveRegs, | |
| 1009 | fn (memloc,_,sync) | |
| 1010 | => if MemLocSet.contains(defed', memloc) | |
| 1011 | then sync := false | |
| 1012 | else ()) | |
| 1013 | val _ = List.foreach | |
| 1014 | (liveXmmRegs, | |
| 1015 | fn (memloc,_,sync) | |
| 1016 | => if MemLocSet.contains(defed', memloc) | |
| 1017 | then sync := false | |
| 1018 | else ()) | |
| 1019 | ||
| 1020 | val defed' = MemLocSet.+(defed'', defed') | |
| 1021 | val _ = defed := SOME defed' | |
| 1022 | ||
| 1023 | fun doit' (defed', defs) | |
| 1024 | = List.fold | |
| 1025 | (defs, | |
| 1026 | defed', | |
| 1027 | fn (def,defed') | |
| 1028 | => case Operand.deMemloc def | |
| 1029 | of SOME def => if track def | |
| 1030 | then MemLocSet.add(defed', def) | |
| 1031 | else defed' | |
| 1032 | | NONE => defed') | |
| 1033 | ||
| 1034 | val {defs, ...} = Entry.uses_defs_kills entry | |
| 1035 | val defed' = doit' (defed', defs) | |
| 1036 | ||
| 1037 | val defed' | |
| 1038 | = List.fold | |
| 1039 | (statements, | |
| 1040 | defed', | |
| 1041 | fn (asm,defed') | |
| 1042 | => let | |
| 1043 | val {defs, ...} = Assembly.uses_defs_kills asm | |
| 1044 | in | |
| 1045 | doit' (defed', defs) | |
| 1046 | end) | |
| 1047 | ||
| 1048 | val {defs, ...} = Transfer.uses_defs_kills transfer | |
| 1049 | val defed' = doit' (defed', defs) | |
| 1050 | ||
| 1051 | fun doit' label = doit {label = label, | |
| 1052 | defed = defed'} | |
| 1053 | fun doit'' label = doit {label = label, | |
| 1054 | defed = MemLocSet.empty} | |
| 1055 | ||
| 1056 | datatype z = datatype Transfer.t | |
| 1057 | in | |
| 1058 | case transfer | |
| 1059 | of Goto {target, ...} | |
| 1060 | => (doit' target) | |
| 1061 | | Iff {truee, falsee, ...} | |
| 1062 | => (doit' truee; | |
| 1063 | doit' falsee) | |
| 1064 | | Switch {cases, default, ...} | |
| 1065 | => (Transfer.Cases.foreach(cases, doit' o #2); | |
| 1066 | doit' default) | |
| 1067 | | Tail {...} | |
| 1068 | => () | |
| 1069 | | NonTail {return, handler, ...} | |
| 1070 | => (doit'' return; | |
| 1071 | case handler | |
| 1072 | of SOME handler => doit'' handler | |
| 1073 | | NONE => ()) | |
| 1074 | | Return {...} | |
| 1075 | => () | |
| 1076 | | Raise {...} | |
| 1077 | => () | |
| 1078 | | CCall {func, return, ...} | |
| 1079 | => if CFunction.maySwitchThreads func | |
| 1080 | then Option.app (return, doit'') | |
| 1081 | else Option.app (return, doit') | |
| 1082 | end | |
| 1083 | in | |
| 1084 | case !defed | |
| 1085 | of NONE => default MemLocSet.empty | |
| 1086 | | SOME defed => if MemLocSet.<=(defed',defed) | |
| 1087 | then () | |
| 1088 | else default defed | |
| 1089 | end | |
| 1090 | ||
| 1091 | val _ = Vector.foreach | |
| 1092 | (funcs, | |
| 1093 | fn label => doit {label = label, | |
| 1094 | defed = MemLocSet.empty}) | |
| 1095 | ||
| 1096 | val {get = getLiveTransfers : | |
| 1097 | Label.t -> ((MemLoc.t * Register.t * bool) list * | |
| 1098 | (MemLoc.t * XmmRegister.t * bool) list), | |
| 1099 | set = setLiveTransfers, ...} | |
| 1100 | = Property.getSet | |
| 1101 | (Label.plist, | |
| 1102 | Property.initRaise ("amd64LiveTransfers:getLiveTransfers", Label.layout)) | |
| 1103 | ||
| 1104 | val _ = Vector.foreach | |
| 1105 | (labels, | |
| 1106 | fn label | |
| 1107 | => let | |
| 1108 | val {liveTransfers, ...} = getInfo label | |
| 1109 | val (liveRegs, liveXmmRegs) = valOf (!liveTransfers) | |
| 1110 | val (liveRegs, liveXmmRegs) | |
| 1111 | = if sync | |
| 1112 | then (List.map | |
| 1113 | (liveRegs, | |
| 1114 | fn (memloc,reg, sync) => (memloc, reg, !sync)), | |
| 1115 | List.map | |
| 1116 | (liveXmmRegs, | |
| 1117 | fn (memloc,reg, sync) => (memloc, reg, !sync))) | |
| 1118 | else (List.map | |
| 1119 | (liveRegs, | |
| 1120 | fn (memloc,reg, _) => (memloc, reg, false)), | |
| 1121 | List.map | |
| 1122 | (liveXmmRegs, | |
| 1123 | fn (memloc,reg, _) => (memloc, reg, false))) | |
| 1124 | in | |
| 1125 | setLiveTransfers(label, (liveRegs, liveXmmRegs)) | |
| 1126 | end) | |
| 1127 | ||
| 1128 | val _ = destInfo () | |
| 1129 | in | |
| 1130 | T {get = getLiveTransfers, | |
| 1131 | set = setLiveTransfers} | |
| 1132 | end | |
| 1133 | ||
| 1134 | ||
| 1135 | val computeLiveTransfers | |
| 1136 | = fn {chunk, transferRegs, transferXmmRegs, liveInfo, jumpInfo, loopInfo} | |
| 1137 | => if !Control.Native.liveTransfer > 0 | |
| 1138 | then computeLiveTransfers {chunk = chunk, | |
| 1139 | transferRegs = transferRegs, | |
| 1140 | transferXmmRegs = transferXmmRegs, | |
| 1141 | liveInfo = liveInfo, | |
| 1142 | jumpInfo = jumpInfo, | |
| 1143 | loopInfo = loopInfo} | |
| 1144 | else let | |
| 1145 | val {get = getLiveTransfers, | |
| 1146 | set = setLiveTransfers, ...} | |
| 1147 | = Property.getSetOnce(Label.plist, | |
| 1148 | Property.initConst ([], [])) | |
| 1149 | in | |
| 1150 | T {get = getLiveTransfers, | |
| 1151 | set = setLiveTransfers} | |
| 1152 | end | |
| 1153 | ||
| 1154 | val (computeLiveTransfers : {chunk : Chunk.t, | |
| 1155 | transferRegs : Entry.t -> Register.t list, | |
| 1156 | transferXmmRegs : Entry.t -> XmmRegister.t list, | |
| 1157 | liveInfo : LiveInfo.t, | |
| 1158 | jumpInfo : amd64JumpInfo.t, | |
| 1159 | loopInfo : amd64LoopInfo.t} -> t, | |
| 1160 | computeLiveTransfers_msg) | |
| 1161 | = tracerTop | |
| 1162 | "computeLiveTransfers" | |
| 1163 | computeLiveTransfers | |
| 1164 | ||
| 1165 | fun computeLiveTransfers_totals () | |
| 1166 | = (computeLiveTransfers_msg ()) | |
| 1167 | ||
| 1168 | fun getLiveTransfers (T {get, ...}, label) = get label | |
| 1169 | ||
| 1170 | fun setLiveTransfersEmpty (T {set, ...}, label) = set(label, ([], [])) | |
| 1171 | end |