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chromium / chromium / src / lkgr / . / content / browser / v8_snapshot_files.cc
blob: 56dff88af141fc4303eefe5e88ac963542865795 [file] [log] [blame]
Avi Drissman4e1b7bc32022-09-15 14:03:50[diff] [blame]1// Copyright 2019 The Chromium Authors
Ken Rockot8dda88882019-12-04 05:56:22[diff] [blame]2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "content/browser/v8_snapshot_files.h"
6
Victor Hugo Vianna Silva00692722025-03-18 19:51:48[diff] [blame]7#include <variant>
8
Leszek Swirskic062a07f2024-05-02 10:51:09[diff] [blame]9#include "base/command_line.h"
10#include "base/feature_list.h"
Ken Rockot8dda88882019-12-04 05:56:22[diff] [blame]11#include "build/build_config.h"
12#include "content/public/common/content_descriptor_keys.h"
Leszek Swirskic062a07f2024-05-02 10:51:09[diff] [blame]13#include "content/public/common/content_features.h"
14#include "content/public/common/content_switches.h"
Nico Weber8f59b102022-11-30 03:48:39[diff] [blame]15#include "tools/v8_context_snapshot/buildflags.h"
Ken Rockot8dda88882019-12-04 05:56:22[diff] [blame]16
17namespace content {
18
Sam Maier40b73fc2025-05-30 14:15:56[diff] [blame]19#if BUILDFLAG(IS_ANDROID) && BUILDFLAG(USE_V8_CONTEXT_SNAPSHOT)
20namespace {
21void registerContextSnapshotAndroid(
22 std::map<std::string, std::variant<base::FilePath, base::ScopedFD>>&
23 files) {
24#ifdef __LP64__
25 files[kV8ContextSnapshot64DataDescriptor] =
26#else
27 files[kV8ContextSnapshot32DataDescriptor] =
28#endif // __LP64__
29 base::FilePath(FILE_PATH_LITERAL("assets"))
30 .Append(FILE_PATH_LITERAL(BUILDFLAG(V8_CONTEXT_SNAPSHOT_FILENAME)));
31}
32} // namespace
33#endif // BUILDFLAG(IS_ANDROID)
34
Victor Hugo Vianna Silva00692722025-03-18 19:51:48[diff] [blame]35std::map<std::string, std::variant<base::FilePath, base::ScopedFD>>
Leszek Swirskic062a07f2024-05-02 10:51:09[diff] [blame]36GetV8SnapshotFilesToPreload(base::CommandLine& process_command_line) {
Victor Hugo Vianna Silva00692722025-03-18 19:51:48[diff] [blame]37 std::map<std::string, std::variant<base::FilePath, base::ScopedFD>> files;
Xiaohan Wang1ecfd002022-01-19 22:33:10[diff] [blame]38#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
Nico Weber8f59b102022-11-30 03:48:39[diff] [blame]39#if BUILDFLAG(USE_V8_CONTEXT_SNAPSHOT)
Matthew Dentonc46d14cb2023-01-11 00:59:21[diff] [blame]40 files[kV8ContextSnapshotDataDescriptor] = base::FilePath(
41 FILE_PATH_LITERAL(BUILDFLAG(V8_CONTEXT_SNAPSHOT_FILENAME)));
Ken Rockot8dda88882019-12-04 05:56:22[diff] [blame]42#else
Matthew Dentonc46d14cb2023-01-11 00:59:21[diff] [blame]43 files[kV8SnapshotDataDescriptor] =
44 base::FilePath(FILE_PATH_LITERAL("snapshot_blob.bin"));
Ken Rockot8dda88882019-12-04 05:56:22[diff] [blame]45#endif
Xiaohan Wang1ecfd002022-01-19 22:33:10[diff] [blame]46#elif BUILDFLAG(IS_ANDROID)
Leszek Swirskic062a07f2024-05-02 10:51:09[diff] [blame]47#if !BUILDFLAG(USE_V8_CONTEXT_SNAPSHOT) || BUILDFLAG(INCLUDE_BOTH_V8_SNAPSHOTS)
48#if BUILDFLAG(INCLUDE_BOTH_V8_SNAPSHOTS)
49 if (base::FeatureList::IsEnabled(features::kUseContextSnapshot)) {
50 process_command_line.AppendSwitch(switches::kUseContextSnapshotSwitch);
Sam Maier40b73fc2025-05-30 14:15:56[diff] [blame]51 registerContextSnapshotAndroid(files);
Leszek Swirskic062a07f2024-05-02 10:51:09[diff] [blame]52 }
53#endif // BUILDFLAG(INCLUDE_BOTH_V8_SNAPSHOTS)
Sam Maier40b73fc2025-05-30 14:15:56[diff] [blame]54#ifdef __LP64__
Matthew Dentonc46d14cb2023-01-11 00:59:21[diff] [blame]55 files[kV8Snapshot64DataDescriptor] =
56 base::FilePath(FILE_PATH_LITERAL("assets/snapshot_blob_64.bin"));
Sam Maier40b73fc2025-05-30 14:15:56[diff] [blame]57#else
Matthew Dentonc46d14cb2023-01-11 00:59:21[diff] [blame]58 files[kV8Snapshot32DataDescriptor] =
59 base::FilePath(FILE_PATH_LITERAL("assets/snapshot_blob_32.bin"));
Sam Maier40b73fc2025-05-30 14:15:56[diff] [blame]60#endif // __LP64__
Nico Weber8f59b102022-11-30 03:48:39[diff] [blame]61#elif BUILDFLAG(USE_V8_CONTEXT_SNAPSHOT)
Sam Maier40b73fc2025-05-30 14:15:56[diff] [blame]62 registerContextSnapshotAndroid(files);
63#endif // !BUILDFLAG(USE_V8_CONTEXT_SNAPSHOT) ||
64 // BUILDFLAG(INCLUDE_BOTH_V8_SNAPSHOTS)
Matthew Dentonc46d14cb2023-01-11 00:59:21[diff] [blame]65#endif // BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
66 return files;
Ken Rockot8dda88882019-12-04 05:56:22[diff] [blame]67}
68
69} // namespace content