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1 // Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2017, 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 /// Additions to Fasta for generating .dill (Kernel IR) files with dart2js patch | 5 /// Additions to Fasta for generating .dill (Kernel IR) files with dart2js patch |
6 /// files and native hooks. | 6 /// files and native hooks. |
7 library compiler.src.kernel.fasta_support; | 7 library compiler.src.kernel.fasta_support; |
8 | 8 |
9 // TODO(sigmund): get rid of this file. Fasta should be agnostic of the | 9 // TODO(sigmund): get rid of this file. Fasta should be agnostic of the |
10 // target platform, at which point this should not be necessary. In particular, | 10 // target platform, at which point this should not be necessary. In particular, |
11 // we need to: | 11 // we need to: |
12 // - add a fasta flag to configure the platform library location. | 12 // - add a fasta flag to configure the platform library location. |
13 // - add a fasta flag to specify which sdk libraries should be built-in | 13 // - add a fasta flag to specify which sdk libraries should be built-in |
14 // (that would replace `loadExtraRequiredLibraries`). | 14 // (that would replace `loadExtraRequiredLibraries`). |
15 // - add flags to fasta to turn on various transformations. | 15 // - add flags to fasta to turn on various transformations. |
16 // - get rid of `native` in dart2js patches or unify the syntax with the VM. | 16 // - get rid of `native` in dart2js patches or unify the syntax with the VM. |
17 | 17 |
18 import 'dart:async' show Future; | 18 import 'dart:async' show Future; |
19 import 'dart:io' show exitCode; | 19 import 'dart:io' show exitCode; |
20 | 20 |
| 21 import 'package:front_end/physical_file_system.dart'; |
21 import 'package:kernel/ast.dart' show Source; | 22 import 'package:kernel/ast.dart' show Source; |
22 | 23 |
23 import 'package:front_end/src/fasta/compiler_context.dart' show CompilerContext; | 24 import 'package:front_end/src/fasta/compiler_context.dart' show CompilerContext; |
24 import 'package:front_end/src/fasta/dill/dill_target.dart' show DillTarget; | 25 import 'package:front_end/src/fasta/dill/dill_target.dart' show DillTarget; |
25 import 'package:front_end/src/fasta/fasta.dart' show CompileTask; | 26 import 'package:front_end/src/fasta/fasta.dart' show CompileTask; |
26 import 'package:front_end/src/fasta/kernel/kernel_target.dart' | 27 import 'package:front_end/src/fasta/kernel/kernel_target.dart' |
27 show KernelTarget; | 28 show KernelTarget; |
28 import 'package:front_end/src/fasta/loader.dart' show Loader; | 29 import 'package:front_end/src/fasta/loader.dart' show Loader; |
29 import 'package:front_end/src/fasta/parser/parser.dart' show optional; | 30 import 'package:front_end/src/fasta/parser/parser.dart' show optional; |
30 import 'package:front_end/src/fasta/scanner/token.dart' show Token; | 31 import 'package:front_end/src/fasta/scanner/token.dart' show Token; |
31 import 'package:front_end/src/fasta/ticker.dart' show Ticker; | 32 import 'package:front_end/src/fasta/ticker.dart' show Ticker; |
32 import 'package:front_end/src/fasta/translate_uri.dart' show TranslateUri; | 33 import 'package:front_end/src/fasta/translate_uri.dart' show TranslateUri; |
33 | 34 |
34 /// Generates a platform.dill file containing the compiled Kernel IR of the | 35 /// Generates a platform.dill file containing the compiled Kernel IR of the |
35 /// dart2js SDK. | 36 /// dart2js SDK. |
36 Future compilePlatform(Uri patchedSdk, Uri output, {Uri packages}) async { | 37 Future compilePlatform(Uri patchedSdk, Uri output, {Uri packages}) async { |
37 Uri deps = Uri.base.resolveUri(new Uri.file("${output.toFilePath()}.d")); | 38 Uri deps = Uri.base.resolveUri(new Uri.file("${output.toFilePath()}.d")); |
38 TranslateUri uriTranslator = await TranslateUri.parse(patchedSdk, packages); | 39 TranslateUri uriTranslator = await TranslateUri.parse( |
| 40 PhysicalFileSystem.instance, patchedSdk, packages); |
39 var ticker = new Ticker(isVerbose: false); | 41 var ticker = new Ticker(isVerbose: false); |
40 var dillTarget = new DillTargetForDart2js(ticker, uriTranslator); | 42 var dillTarget = new DillTargetForDart2js(ticker, uriTranslator); |
41 var kernelTarget = | 43 var kernelTarget = |
42 new KernelTargetForDart2js(dillTarget, uriTranslator, false); | 44 new KernelTargetForDart2js(dillTarget, uriTranslator, false); |
43 | 45 |
44 kernelTarget.read(Uri.parse("dart:core")); | 46 kernelTarget.read(Uri.parse("dart:core")); |
45 await dillTarget.writeOutline(null); | 47 await dillTarget.writeOutline(null); |
46 await kernelTarget.writeOutline(output); | 48 await kernelTarget.writeOutline(output); |
47 | 49 |
48 if (exitCode != 0) return null; | 50 if (exitCode != 0) return null; |
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68 } | 70 } |
69 } | 71 } |
70 | 72 |
71 /// Specializes [KernelTarget] to build kernel for dart2js: no transformations | 73 /// Specializes [KernelTarget] to build kernel for dart2js: no transformations |
72 /// are run, JS-specific libraries are included in the SDK, and native clauses | 74 /// are run, JS-specific libraries are included in the SDK, and native clauses |
73 /// have no string parameter. | 75 /// have no string parameter. |
74 class KernelTargetForDart2js extends KernelTarget { | 76 class KernelTargetForDart2js extends KernelTarget { |
75 KernelTargetForDart2js( | 77 KernelTargetForDart2js( |
76 DillTarget target, TranslateUri uriTranslator, bool strongMode, | 78 DillTarget target, TranslateUri uriTranslator, bool strongMode, |
77 [Map<String, Source> uriToSource]) | 79 [Map<String, Source> uriToSource]) |
78 : super(target, uriTranslator, strongMode, uriToSource); | 80 : super(PhysicalFileSystem.instance, target, uriTranslator, strongMode, |
| 81 uriToSource); |
79 | 82 |
80 @override | 83 @override |
81 Token skipNativeClause(Token token) => _skipNative(token); | 84 Token skipNativeClause(Token token) => _skipNative(token); |
82 | 85 |
83 @override | 86 @override |
84 String extractNativeMethodName(Token token) => null; | 87 String extractNativeMethodName(Token token) => null; |
85 | 88 |
86 @override | 89 @override |
87 void loadExtraRequiredLibraries(Loader loader) => _loadExtras(loader); | 90 void loadExtraRequiredLibraries(Loader loader) => _loadExtras(loader); |
88 | 91 |
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139 'dart:_native_typed_data', | 142 'dart:_native_typed_data', |
140 'dart:_internal', | 143 'dart:_internal', |
141 'dart:_js_helper', | 144 'dart:_js_helper', |
142 'dart:_interceptors', | 145 'dart:_interceptors', |
143 'dart:_foreign_helper', | 146 'dart:_foreign_helper', |
144 'dart:_js_mirrors', | 147 'dart:_js_mirrors', |
145 'dart:_js_names', | 148 'dart:_js_names', |
146 'dart:_js_embedded_names', | 149 'dart:_js_embedded_names', |
147 'dart:_isolate_helper', | 150 'dart:_isolate_helper', |
148 ]; | 151 ]; |
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