| # Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file |
| # for details. All rights reserved. Use of this source code is governed by a |
| # BSD-style license that can be found in the LICENSE file. |
| |
| import("../build/dart/dart_action.gni") |
| import("../runtime/runtime_args.gni") |
| |
| _dart_root = get_path_info("..", "abspath") |
| |
| declare_args() { |
| # Default to building app-jit snapshots. The simulator and cross builds |
| # override this to script snapshots to cut down on build time. |
| if (target_cpu != host_cpu) { |
| dart_snapshot_kind = "kernel" |
| } else { |
| dart_snapshot_kind = "app-jit" |
| } |
| } |
| |
| # Creates an app-jit snapshot for a Dart program based on a training run. |
| # |
| # Parameters: |
| # main_dart (required): |
| # The entrypoint to the Dart application. |
| # |
| # training_args (required): |
| # Arguments to pass to the Dart application for the training run. |
| # |
| # vm_args (optional): |
| # Additional arguments to the Dart VM. |
| # |
| # name (optional): |
| # The name of the snapshot if different from the target name. The output |
| # will be in $root_gen_dir/$name.dart.snapshot. |
| # |
| # extra_deps (optional): |
| # Any additional build dependencies. |
| # |
| # extra_inputs (optional): |
| # Any extra build inputs. |
| # |
| # dot_packages (optional): |
| # The .packages file for the app. Defaults to the $_dart_root/.packages. |
| # |
| # output (optional): |
| # Overrides the full output path. |
| template("_application_snapshot") { |
| assert(defined(invoker.main_dart), "Must specify 'main_dart'") |
| assert(defined(invoker.training_args), "Must specify 'training_args'") |
| snapshot_vm_args = [] |
| if (defined(invoker.vm_args)) { |
| snapshot_vm_args = invoker.vm_args |
| } |
| main_dart = invoker.main_dart |
| training_args = invoker.training_args |
| name = target_name |
| if (defined(invoker.name)) { |
| name = invoker.name |
| } |
| extra_deps = [] |
| if (defined(invoker.deps)) { |
| extra_deps += invoker.deps |
| } |
| extra_inputs = [ main_dart ] |
| if (defined(invoker.inputs)) { |
| extra_inputs += invoker.inputs |
| } |
| if (defined(invoker.dot_packages)) { |
| dot_packages = invoker.dot_packages |
| } else { |
| dot_packages = rebase_path("$_dart_root/.packages") |
| } |
| output = "$root_gen_dir/$name.dart.snapshot" |
| if (defined(invoker.output)) { |
| output = invoker.output |
| } |
| dart_action(target_name) { |
| deps = extra_deps |
| depfile = "$output.d" |
| |
| script = main_dart |
| |
| inputs = extra_inputs |
| |
| outputs = [ |
| output, |
| ] |
| |
| abs_depfile = rebase_path(depfile) |
| abs_output = rebase_path(output, root_build_dir) |
| |
| vm_args = [ |
| "--deterministic", |
| "--packages=$dot_packages", |
| "--snapshot=$abs_output", |
| "--snapshot-depfile=$abs_depfile", |
| ] + snapshot_vm_args |
| |
| if (dart_snapshot_kind == "kernel") { |
| vm_args += [ |
| "--snapshot-kind=kernel", |
| ] |
| assert(training_args != "", "Ignoring unused argument") |
| args = [] |
| } else if (dart_snapshot_kind == "app-jit") { |
| vm_args += [ "--snapshot-kind=app-jit" ] |
| args = training_args |
| } else { |
| assert(false, "Bad dart_snapshot_kind: $dart_snapshot_kind") |
| } |
| } |
| } |
| |
| # Creates an app-jit snapshot for a Dart2 program based on a training run. |
| # |
| # Parameters: |
| # main_dart (required): |
| # The entrypoint to the Dart application. |
| # |
| # training_args (required): |
| # Arguments to pass to the Dart application for the training run. |
| # |
| # vm_args (optional): |
| # Additional arguments to the Dart VM. |
| # |
| # name (optional): |
| # The name of the snapshot if different from the target name. The output |
| # will be in $root_gen_dir/$name.dart.snapshot. |
| # |
| # deps (optional): |
| # Any build dependencies. |
| # |
| # dot_packages (optional): |
| # The .packages file for the app. Defaults to the $_dart_root/.packages. |
| # |
| # output (optional): |
| # Overrides the full output path. |
| template("application_snapshot") { |
| _application_snapshot(target_name) { |
| forward_variables_from(invoker, "*") |
| if (!defined(invoker.deps)) { |
| deps = [] |
| } |
| deps += [ |
| "$_dart_root/utils/kernel-service:kernel-service" |
| ] |
| } |
| } |
| |
| # Creates an app-jit snapshot for the common FE based on a training run. |
| # |
| # Parameters: |
| # main_dart (required): |
| # The entrypoint to the Dart application. |
| # |
| # training_args (required): |
| # Arguments to pass to the Dart application for the training run. |
| # |
| # vm_args (optional): |
| # Additional arguments to the Dart VM. |
| # |
| # name (optional): |
| # The name of the snapshot if different from the target name. The output |
| # will be in $root_gen_dir/$name.dart.snapshot. |
| # |
| # deps (optional): |
| # Any build dependencies. |
| # |
| # dot_packages (optional): |
| # The .packages file for the app. Defaults to the $_dart_root/.packages. |
| # |
| # output (optional): |
| # Overrides the full output path. |
| template("kernel_application_snapshot") { |
| _application_snapshot(target_name) { |
| forward_variables_from(invoker, "*") |
| } |
| } |
| |
| template("aot_assembly") { |
| assert(defined(invoker.main_dart), "Must specify 'main_dart'") |
| aot_vm_args = [] |
| if (defined(invoker.vm_args)) { |
| aot_vm_args = invoker.vm_args |
| } |
| main_dart = invoker.main_dart |
| aot_vm_args = aot_vm_args + [ rebase_path("$main_dart") ] |
| name = target_name |
| if (defined(invoker.name)) { |
| name = invoker.name |
| } |
| extra_deps = [] |
| if (defined(invoker.deps)) { |
| extra_deps += invoker.deps |
| } |
| extra_inputs = [ main_dart ] |
| if (defined(invoker.inputs)) { |
| extra_inputs += invoker.inputs |
| } |
| if (defined(invoker.dot_packages)) { |
| dot_packages = invoker.dot_packages |
| } else { |
| dot_packages = rebase_path("$_dart_root/.packages") |
| } |
| output = "$root_gen_dir/$name.dart.S" |
| if (defined(invoker.output)) { |
| output = invoker.output |
| } |
| gen_snapshot_action(target_name) { |
| deps = extra_deps |
| depfile = "$output.d" |
| |
| inputs = extra_inputs |
| |
| outputs = [ |
| output, |
| ] |
| |
| abs_output = rebase_path(output, root_build_dir) |
| |
| vm_args = [ |
| "--deterministic", |
| "--packages=$dot_packages", |
| "--snapshot-kind=app-aot-assembly", |
| "--assembly=$abs_output", |
| ] + aot_vm_args |
| |
| args = [] |
| } |
| } |