OLD | NEW |
1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2014, 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 library dart2js.stress; | 5 library dart2js.stress; |
| 6 |
6 import "dart2js.dart" as dart2js; | 7 import "dart2js.dart" as dart2js; |
7 | 8 |
8 const ITERATIONS_FLAG_PREFIX = "--iterations="; | 9 const ITERATIONS_FLAG_PREFIX = "--iterations="; |
9 void main(List<String> args) { | 10 void main(List<String> args) { |
10 Stopwatch sw = new Stopwatch(); | 11 Stopwatch sw = new Stopwatch(); |
11 int count = 0; | 12 int count = 0; |
12 int maxCount = null; | 13 int maxCount = null; |
13 if (args.isNotEmpty && args[0].startsWith(ITERATIONS_FLAG_PREFIX)) { | 14 if (args.isNotEmpty && args[0].startsWith(ITERATIONS_FLAG_PREFIX)) { |
14 maxCount = int.parse(args[0].substring(ITERATIONS_FLAG_PREFIX.length)); | 15 maxCount = int.parse(args[0].substring(ITERATIONS_FLAG_PREFIX.length)); |
15 args = args.sublist(1); | 16 args = args.sublist(1); |
16 } | 17 } |
17 if (maxCount == null) { | 18 if (maxCount == null) { |
18 print("Running indefinitely.\n" | 19 print("Running indefinitely.\n" |
19 "Use '$ITERATIONS_FLAG_PREFIX<count>' to set a repetition count" | 20 "Use '$ITERATIONS_FLAG_PREFIX<count>' to set a repetition count" |
20 " (as first flag)."); | 21 " (as first flag)."); |
21 } | 22 } |
22 args = ["--suppress-warnings", "--suppress-hints"]..addAll(args); | 23 args = ["--suppress-warnings", "--suppress-hints"]..addAll(args); |
23 void iterate() { | 24 void iterate() { |
24 count++; | 25 count++; |
25 sw.reset(); | 26 sw.reset(); |
26 sw.start(); | 27 sw.start(); |
27 dart2js.internalMain(args) | 28 dart2js.internalMain(args).then((_) { |
28 .then((_) { | 29 print("$count: ${sw.elapsedMilliseconds}ms"); |
29 print("$count: ${sw.elapsedMilliseconds}ms"); | 30 }).then((_) { |
30 }) | 31 if (maxCount == null || count < maxCount) { |
31 .then((_) { | 32 iterate(); |
32 if (maxCount == null || count < maxCount) { | 33 } |
33 iterate(); | 34 }); |
34 } | |
35 }); | |
36 } | 35 } |
37 iterate(); | 36 iterate(); |
38 } | 37 } |
OLD | NEW |