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deps: V8: backport b33af60 · nodejs/node@7d411f4 · GitHub

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Commit 7d411f4

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devsnek
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targos
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deps: V8: backport b33af60
Original commit message: [api] Get ScriptOrModule from CompileFunctionInContext Adds a new out param which allows accessing the ScriptOrModule of a function, which allows an embedder such as Node.js to use the function's i::Script lifetime. Refs: nodejs/node-v8#111 Change-Id: I34346d94d76e8f9b8377c97d948673f4b95eb9d5 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1699698 Reviewed-by: Yang Guo <yangguo@chromium.org> Commit-Queue: Yang Guo <yangguo@chromium.org> Cr-Commit-Position: refs/heads/master@{#62830} Refs: v8/v8@b33af60 Backport-PR-URL: #28955 Backport-PR-URL: #28779 PR-URL: #28671 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Guy Bedford <guybedford@gmail.com>
1 parent 492b7cb commit 7d411f4

4 files changed

Lines changed: 93 additions & 58 deletions

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‎common.gypi‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -38,7 +38,7 @@
3838

3939
# Reset this number to 0 on major V8 upgrades.
4040
# Increment by one for each non-official patch applied to deps/v8.
41-
'v8_embedder_string': '-node.13',
41+
'v8_embedder_string': '-node.14',
4242

4343
##### V8 defaults for Node.js #####
4444

‎deps/v8/include/v8.h‎

Lines changed: 7 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1670,6 +1670,13 @@ class V8_EXPORT ScriptCompiler {
16701670
CompileOptions options = kNoCompileOptions,
16711671
NoCacheReason no_cache_reason = kNoCacheNoReason);
16721672

1673+
static V8_WARN_UNUSED_RESULT MaybeLocal<Function> CompileFunctionInContext(
1674+
Local<Context> context, Source* source, size_t arguments_count,
1675+
Local<String> arguments[], size_t context_extension_count,
1676+
Local<Object> context_extensions[], CompileOptions options,
1677+
NoCacheReason no_cache_reason,
1678+
Local<ScriptOrModule>* script_or_module_out);
1679+
16731680
/**
16741681
* Creates and returns code cache for the specified unbound_script.
16751682
* This will return nullptr if the script cannot be serialized. The

‎deps/v8/src/api/api.cc‎

Lines changed: 78 additions & 55 deletions
Original file line numberDiff line numberDiff line change
@@ -2442,69 +2442,92 @@ MaybeLocal<Function> ScriptCompiler::CompileFunctionInContext(
24422442
Local<String> arguments[], size_t context_extension_count,
24432443
Local<Object> context_extensions[], CompileOptions options,
24442444
NoCacheReason no_cache_reason) {
2445-
PREPARE_FOR_EXECUTION(v8_context, ScriptCompiler, CompileFunctionInContext,
2446-
Function);
2447-
TRACE_EVENT_CALL_STATS_SCOPED(isolate, "v8", "V8.ScriptCompiler");
2445+
return ScriptCompiler::CompileFunctionInContext(
2446+
v8_context, source, arguments_count, arguments, context_extension_count,
2447+
context_extensions, options, no_cache_reason, nullptr);
2448+
}
24482449

2449-
DCHECK(options == CompileOptions::kConsumeCodeCache ||
2450-
options == CompileOptions::kEagerCompile ||
2451-
options == CompileOptions::kNoCompileOptions);
2450+
MaybeLocal<Function> ScriptCompiler::CompileFunctionInContext(
2451+
Local<Context> v8_context, Source* source, size_t arguments_count,
2452+
Local<String> arguments[], size_t context_extension_count,
2453+
Local<Object> context_extensions[], CompileOptions options,
2454+
NoCacheReason no_cache_reason,
2455+
Local<ScriptOrModule>* script_or_module_out) {
2456+
Local<Function> result;
24522457

2453-
i::Handle<i::Context> context = Utils::OpenHandle(*v8_context);
2458+
{
2459+
PREPARE_FOR_EXECUTION(v8_context, ScriptCompiler, CompileFunctionInContext,
2460+
Function);
2461+
TRACE_EVENT_CALL_STATS_SCOPED(isolate, "v8", "V8.ScriptCompiler");
24542462

2455-
DCHECK(context->IsNativeContext());
2456-
i::Handle<i::SharedFunctionInfo> outer_info(
2457-
context->empty_function().shared(), isolate);
2458-
2459-
i::Handle<i::JSFunction> fun;
2460-
i::Handle<i::FixedArray> arguments_list =
2461-
isolate->factory()->NewFixedArray(static_cast<int>(arguments_count));
2462-
for (int i = 0; i < static_cast<int>(arguments_count); i++) {
2463-
i::Handle<i::String> argument = Utils::OpenHandle(*arguments[i]);
2464-
if (!IsIdentifier(isolate, argument)) return Local<Function>();
2465-
arguments_list->set(i, *argument);
2466-
}
2467-
2468-
for (size_t i = 0; i < context_extension_count; ++i) {
2469-
i::Handle<i::JSReceiver> extension =
2470-
Utils::OpenHandle(*context_extensions[i]);
2471-
if (!extension->IsJSObject()) return Local<Function>();
2472-
context = isolate->factory()->NewWithContext(
2473-
context,
2474-
i::ScopeInfo::CreateForWithScope(
2475-
isolate,
2476-
context->IsNativeContext()
2477-
? i::Handle<i::ScopeInfo>::null()
2478-
: i::Handle<i::ScopeInfo>(context->scope_info(), isolate)),
2479-
extension);
2480-
}
2463+
DCHECK(options == CompileOptions::kConsumeCodeCache ||
2464+
options == CompileOptions::kEagerCompile ||
2465+
options == CompileOptions::kNoCompileOptions);
24812466

2482-
i::Compiler::ScriptDetails script_details = GetScriptDetails(
2483-
isolate, source->resource_name, source->resource_line_offset,
2484-
source->resource_column_offset, source->source_map_url,
2485-
source->host_defined_options);
2467+
i::Handle<i::Context> context = Utils::OpenHandle(*v8_context);
24862468

2487-
i::ScriptData* script_data = nullptr;
2488-
if (options == kConsumeCodeCache) {
2489-
DCHECK(source->cached_data);
2490-
// ScriptData takes care of pointer-aligning the data.
2491-
script_data = new i::ScriptData(source->cached_data->data,
2492-
source->cached_data->length);
2469+
DCHECK(context->IsNativeContext());
2470+
2471+
i::Handle<i::FixedArray> arguments_list =
2472+
isolate->factory()->NewFixedArray(static_cast<int>(arguments_count));
2473+
for (int i = 0; i < static_cast<int>(arguments_count); i++) {
2474+
i::Handle<i::String> argument = Utils::OpenHandle(*arguments[i]);
2475+
if (!IsIdentifier(isolate, argument)) return Local<Function>();
2476+
arguments_list->set(i, *argument);
2477+
}
2478+
2479+
for (size_t i = 0; i < context_extension_count; ++i) {
2480+
i::Handle<i::JSReceiver> extension =
2481+
Utils::OpenHandle(*context_extensions[i]);
2482+
if (!extension->IsJSObject()) return Local<Function>();
2483+
context = isolate->factory()->NewWithContext(
2484+
context,
2485+
i::ScopeInfo::CreateForWithScope(
2486+
isolate,
2487+
context->IsNativeContext()
2488+
? i::Handle<i::ScopeInfo>::null()
2489+
: i::Handle<i::ScopeInfo>(context->scope_info(), isolate)),
2490+
extension);
2491+
}
2492+
2493+
i::Compiler::ScriptDetails script_details = GetScriptDetails(
2494+
isolate, source->resource_name, source->resource_line_offset,
2495+
source->resource_column_offset, source->source_map_url,
2496+
source->host_defined_options);
2497+
2498+
i::ScriptData* script_data = nullptr;
2499+
if (options == kConsumeCodeCache) {
2500+
DCHECK(source->cached_data);
2501+
// ScriptData takes care of pointer-aligning the data.
2502+
script_data = new i::ScriptData(source->cached_data->data,
2503+
source->cached_data->length);
2504+
}
2505+
2506+
i::Handle<i::JSFunction> scoped_result;
2507+
has_pending_exception =
2508+
!i::Compiler::GetWrappedFunction(
2509+
Utils::OpenHandle(*source->source_string), arguments_list, context,
2510+
script_details, source->resource_options, script_data, options,
2511+
no_cache_reason)
2512+
.ToHandle(&scoped_result);
2513+
if (options == kConsumeCodeCache) {
2514+
source->cached_data->rejected = script_data->rejected();
2515+
}
2516+
delete script_data;
2517+
RETURN_ON_FAILED_EXECUTION(Function);
2518+
result = handle_scope.Escape(Utils::CallableToLocal(scoped_result));
24932519
}
24942520

2495-
i::Handle<i::JSFunction> result;
2496-
has_pending_exception =
2497-
!i::Compiler::GetWrappedFunction(
2498-
Utils::OpenHandle(*source->source_string), arguments_list, context,
2499-
script_details, source->resource_options, script_data, options,
2500-
no_cache_reason)
2501-
.ToHandle(&result);
2502-
if (options == kConsumeCodeCache) {
2503-
source->cached_data->rejected = script_data->rejected();
2521+
if (script_or_module_out != nullptr) {
2522+
i::Handle<i::JSFunction> function =
2523+
i::Handle<i::JSFunction>::cast(Utils::OpenHandle(*result));
2524+
i::Isolate* isolate = function->GetIsolate();
2525+
i::Handle<i::SharedFunctionInfo> shared(function->shared(), isolate);
2526+
i::Handle<i::Script> script(i::Script::cast(shared->script()), isolate);
2527+
*script_or_module_out = v8::Utils::ScriptOrModuleToLocal(script);
25042528
}
2505-
delete script_data;
2506-
RETURN_ON_FAILED_EXECUTION(Function);
2507-
RETURN_ESCAPED(Utils::CallableToLocal(result));
2529+
2530+
return result;
25082531
}
25092532

25102533
void ScriptCompiler::ScriptStreamingTask::Run() { data_->task->Run(); }

‎deps/v8/test/cctest/test-compiler.cc‎

Lines changed: 7 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -650,11 +650,16 @@ TEST(CompileFunctionInContextScriptOrigin) {
650650
v8::Integer::New(CcTest::isolate(), 22),
651651
v8::Integer::New(CcTest::isolate(), 41));
652652
v8::ScriptCompiler::Source script_source(v8_str("throw new Error()"), origin);
653+
Local<ScriptOrModule> script;
653654
v8::Local<v8::Function> fun =
654-
v8::ScriptCompiler::CompileFunctionInContext(env.local(), &script_source,
655-
0, nullptr, 0, nullptr)
655+
v8::ScriptCompiler::CompileFunctionInContext(
656+
env.local(), &script_source, 0, nullptr, 0, nullptr,
657+
v8::ScriptCompiler::CompileOptions::kNoCompileOptions,
658+
v8::ScriptCompiler::NoCacheReason::kNoCacheNoReason, &script)
656659
.ToLocalChecked();
657660
CHECK(!fun.IsEmpty());
661+
CHECK(!script.IsEmpty());
662+
CHECK(script->GetResourceName()->StrictEquals(v8_str("test")));
658663
v8::TryCatch try_catch(CcTest::isolate());
659664
CcTest::isolate()->SetCaptureStackTraceForUncaughtExceptions(true);
660665
CHECK(fun->Call(env.local(), env->Global(), 0, nullptr).IsEmpty());

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