| # Copyright (c) 2022, 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("../sdk_args.gni") |
| |
| _dart_root = get_path_info("..", "abspath") |
| |
| template("aot_snapshot") { |
| assert(defined(invoker.main_dart), "Must specify 'main_dart'") |
| product_mode = |
| (defined(dart_runtime_mode) && dart_runtime_mode == "release") || |
| (defined(invoker.force_product_mode) && invoker.force_product_mode) |
| gen_kernel_args = [] |
| if (defined(invoker.gen_kernel_args)) { |
| gen_kernel_args = invoker.gen_kernel_args |
| } |
| gen_snapshot_args = [] |
| if (defined(invoker.gen_snapshot_args)) { |
| gen_snapshot_args = invoker.gen_snapshot_args |
| } |
| main_dart = invoker.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("$_dart_root/.dart_tool/package_config.json") |
| } |
| output = "$root_out_dir/$name.snapshot" |
| if (defined(invoker.output)) { |
| output = invoker.output |
| } |
| |
| dill = "$target_gen_dir/$name.dart.dill" |
| |
| # Build the kernel file using the prebuilt VM to speed up the debug and |
| # simulator builds. |
| prebuilt_dart_action(target_name + "_dill") { |
| if (defined(invoker.pool)) { |
| pool = invoker.pool |
| } |
| deps = extra_deps + [ |
| "$_dart_root/runtime/vm:kernel_platform_files($host_toolchain)", |
| "$_dart_root/runtime/vm:vm_platform", |
| "$_dart_root/utils/gen_kernel:bootstrap_gen_kernel", |
| ] |
| gen_kernel_kernel = |
| get_label_info("$_dart_root/utils/gen_kernel:bootstrap_gen_kernel", |
| "target_gen_dir") + "/bootstrap_gen_kernel.dill" |
| platform_dill = "$root_out_dir/vm_platform_strong.dill" |
| |
| inputs = extra_inputs + [ |
| gen_kernel_kernel, |
| platform_dill, |
| main_dart, |
| dot_packages, |
| ] |
| output = dill |
| outputs = [ output ] |
| |
| depfile = "$output.d" |
| |
| vm_args = [ |
| # Ensure gen_kernel.dart will use this SDK hash when consuming/producing kernel. |
| "-Dsdk_hash=$sdk_hash", |
| ] |
| |
| script = gen_kernel_kernel |
| |
| args = [ |
| "--packages=" + rebase_path(dot_packages, root_build_dir), |
| "--platform=" + rebase_path(platform_dill, root_build_dir), |
| "--aot", |
| "--output=" + rebase_path(output, root_build_dir), |
| "--depfile=" + rebase_path(depfile, root_build_dir), |
| |
| # Ensure the compiled application (e.g. kernel-service, frontend-server, |
| # ...) will use this SDK hash when consuming/producing kernel. |
| # |
| # (Instead of ensuring every user of the "application_snapshot" / |
| # "kernel_snapshot" passes this if needed, we always pass it) |
| "-Dsdk_hash=$sdk_hash", |
| ] |
| args += gen_kernel_args |
| args += [ rebase_path(main_dart, root_build_dir) ] |
| if (product_mode) { |
| args += [ "-Ddart.vm.product=true" ] |
| } |
| } |
| |
| # Create a snapshot from kernel built above. |
| gen_snapshot_action(target_name) { |
| if (defined(invoker.pool)) { |
| pool = invoker.pool |
| } |
| deps = extra_deps + [ ":${target_name}_dill" ] |
| |
| inputs = extra_inputs |
| |
| outputs = [ output ] |
| |
| abs_output = rebase_path(output) |
| |
| vm_args = [ |
| "--deterministic", |
| "--snapshot-kind=app-aot-elf", |
| "--elf=$abs_output", |
| ] + gen_snapshot_args |
| |
| args = [ rebase_path(dill) ] |
| |
| force_product_mode = product_mode |
| } |
| } |