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[vm/bytecode] Train kernel service with bytecode generation
If Dart SDK is built with --bytecode, kernel service will generate bytecode, so it should be trained with bytecode generation as well. Change-Id: I1a7914c78dfcbd51425585b5600b299fee4c6506 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/113381 Reviewed-by: Régis Crelier <regis@google.com> Commit-Queue: Alexander Markov <alexmarkov@google.com>
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@ -731,7 +731,7 @@ FileSystem _buildFileSystem(List sourceFiles, List<int> platformKernel,
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return fileSystem;
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}
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train(String scriptUri, String platformKernelPath) {
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train(String scriptUri, String platformKernelPath, bool bytecode) {
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var tag = kTrainTag;
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var responsePort = new RawReceivePort();
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responsePort.handler = (response) {
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@ -757,7 +757,7 @@ train(String scriptUri, String platformKernelPath) {
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false /* suppress warnings */,
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false /* enable asserts */,
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null /* experimental_flags */,
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false /* generate bytecode */,
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bytecode,
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null /* package_config */,
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null /* multirootFilepaths */,
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null /* multirootScheme */,
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@ -767,9 +767,20 @@ train(String scriptUri, String platformKernelPath) {
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main([args]) {
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if ((args?.length ?? 0) > 1 && args[0] == '--train') {
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// This entry point is used when creating an app snapshot. The argument
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// provides a script to compile to warm-up generated code.
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train(args[1], args.length > 2 ? args[2] : null);
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// This entry point is used when creating an app snapshot.
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// It takes the following extra arguments:
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// 1) Script to compile.
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// 2) Optional '--bytecode' argument to train bytecode generation.
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// 3) Optional platform kernel path.
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int argIndex = 1;
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final String script = args[argIndex++];
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bool bytecode = false;
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if ((argIndex < args.length) && (args[argIndex] == '--bytecode')) {
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bytecode = true;
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++argIndex;
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}
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final String platform = (argIndex < args.length) ? args[argIndex] : null;
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train(script, platform, bytecode);
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} else {
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// Entry point for the Kernel isolate.
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return new RawReceivePort()..handler = _processLoadRequest;
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@ -31,6 +31,9 @@ kernel_application_snapshot("kernel-service_snapshot") {
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"--train",
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"file:///" + rebase_path("../../pkg/compiler/lib/src/dart2js.dart"),
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]
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if (dart_platform_bytecode) {
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training_args += [ "--bytecode" ]
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}
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output = "$root_gen_dir/kernel-service.dart.snapshot"
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}
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