blob: 5527528363bcd320bc739a6ab57678c875d381f3 [file] [log] [blame]
# 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'")
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=$sdk_hash",
]
script = gen_kernel_kernel
args = [
"--packages=" + rebase_path(dot_packages),
"--platform=" + rebase_path(platform_dill),
"--aot",
"--output=" + rebase_path(output, root_build_dir),
"--depfile=" + rebase_path(depfile),
# Ensure the compiled appliation (e.g. kernel-service, frontend-server,
# ...) will use this SDK hash when consuming/producing kernel.
#
# (Instead of ensuring every user of the "application_snapshot" /
# "kernel_snapshot" passes this if needed, we always pass it)
"-Dsdk_hash=$sdk_hash",
]
args += gen_kernel_args
args += [ rebase_path(main_dart) ]
}
# 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) ]
}
}