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1 // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 part of dart2js.js_emitter.startup_emitter.model_emitter; | 5 part of dart2js.js_emitter.startup_emitter.model_emitter; |
6 | 6 |
7 /// The name of the property that stores the tear-off getter on a static | 7 /// The name of the property that stores the tear-off getter on a static |
8 /// function. | 8 /// function. |
9 /// | 9 /// |
10 /// This property is only used when isolates are used. | 10 /// This property is only used when isolates are used. |
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338 // Creates lazy getters for statics that must run initializers on first access. | 338 // Creates lazy getters for statics that must run initializers on first access. |
339 #lazyStatics; | 339 #lazyStatics; |
340 | 340 |
341 // Emits the embedded globals. | 341 // Emits the embedded globals. |
342 #embeddedGlobals; | 342 #embeddedGlobals; |
343 | 343 |
344 // Sets up the native support. | 344 // Sets up the native support. |
345 // Native-support uses setOrUpdateInterceptorsByTag and setOrUpdateLeafTags. | 345 // Native-support uses setOrUpdateInterceptorsByTag and setOrUpdateLeafTags. |
346 #nativeSupport; | 346 #nativeSupport; |
347 | 347 |
| 348 // Sets up the js-interop support. |
| 349 #jsInteropSupport; |
| 350 |
348 // Invokes main (making sure that it records the 'current-script' value). | 351 // Invokes main (making sure that it records the 'current-script' value). |
349 #invokeMain; | 352 #invokeMain; |
350 })() | 353 })() |
351 '''; | 354 '''; |
352 | 355 |
353 /// An expression that returns `true` if `__proto__` can be assigned to stitch | 356 /// An expression that returns `true` if `__proto__` can be assigned to stitch |
354 /// together a prototype chain, and the performance is good. | 357 /// together a prototype chain, and the performance is good. |
355 const String directAccessTestExpression = r''' | 358 const String directAccessTestExpression = r''' |
356 (function () { | 359 (function () { |
357 var cls = function () {}; | 360 var cls = function () {}; |
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490 'inheritance': emitInheritance(fragment), | 493 'inheritance': emitInheritance(fragment), |
491 'aliases': emitInstanceMethodAliases(fragment), | 494 'aliases': emitInstanceMethodAliases(fragment), |
492 'tearOffs': emitInstallTearOffs(fragment), | 495 'tearOffs': emitInstallTearOffs(fragment), |
493 'constants': emitConstants(fragment), | 496 'constants': emitConstants(fragment), |
494 'staticNonFinalFields': emitStaticNonFinalFields(fragment), | 497 'staticNonFinalFields': emitStaticNonFinalFields(fragment), |
495 'lazyStatics': emitLazilyInitializedStatics(fragment), | 498 'lazyStatics': emitLazilyInitializedStatics(fragment), |
496 'embeddedGlobals': emitEmbeddedGlobals(program, deferredLoadHashes), | 499 'embeddedGlobals': emitEmbeddedGlobals(program, deferredLoadHashes), |
497 'nativeSupport': program.needsNativeSupport | 500 'nativeSupport': program.needsNativeSupport |
498 ? emitNativeSupport(fragment) | 501 ? emitNativeSupport(fragment) |
499 : new js.EmptyStatement(), | 502 : new js.EmptyStatement(), |
| 503 'jsInteropSupport': backend.jsInteropAnalysis.enabledJsInterop |
| 504 ? backend.jsInteropAnalysis.buildJsInteropBootstrap() |
| 505 : new js.EmptyStatement(), |
500 'invokeMain': fragment.invokeMain, | 506 'invokeMain': fragment.invokeMain, |
501 }); | 507 }); |
502 } | 508 } |
503 | 509 |
504 js.Expression emitDeferredFragment(DeferredFragment fragment, | 510 js.Expression emitDeferredFragment(DeferredFragment fragment, |
505 js.Expression deferredTypes, List<Holder> holders) { | 511 js.Expression deferredTypes, List<Holder> holders) { |
506 List<Holder> nonStaticStateHolders = holders | 512 List<Holder> nonStaticStateHolders = holders |
507 .where((Holder holder) => !holder.isStaticStateHolder) | 513 .where((Holder holder) => !holder.isStaticStateHolder) |
508 .toList(growable: false); | 514 .toList(growable: false); |
509 | 515 |
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1359 } | 1365 } |
1360 statements.add(js.js.statement("setOrUpdateInterceptorsByTag(#);", | 1366 statements.add(js.js.statement("setOrUpdateInterceptorsByTag(#);", |
1361 js.objectLiteral(interceptorsByTag))); | 1367 js.objectLiteral(interceptorsByTag))); |
1362 statements.add( | 1368 statements.add( |
1363 js.js.statement("setOrUpdateLeafTags(#);", js.objectLiteral(leafTags))); | 1369 js.js.statement("setOrUpdateLeafTags(#);", js.objectLiteral(leafTags))); |
1364 statements.add(subclassAssignment); | 1370 statements.add(subclassAssignment); |
1365 | 1371 |
1366 return new js.Block(statements); | 1372 return new js.Block(statements); |
1367 } | 1373 } |
1368 } | 1374 } |
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