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authorMichaël Zasso <targos@protonmail.com>2019-07-20 13:39:10 +0200
committerMichaël Zasso <targos@protonmail.com>2019-08-01 12:56:38 +0200
commit84d3243ce92143b0fa4d6b868c27b715f4681d0b (patch)
tree4840cb9ce58d8f4d8b908602b58a7579e43a690a /deps
parent3b7c95220b7f3bb637d3b2d98dad3d590574e26a (diff)
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deps: V8: cherry-pick 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: https://github.com/nodejs/node-v8/issues/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: https://github.com/v8/v8/commit/b33af60dd9e7e5b2557b9fbf3fdb80209f6db844 PR-URL: https://github.com/nodejs/node/pull/28016 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Refael Ackermann (רפאל פלחי) <refack@gmail.com> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
Diffstat (limited to 'deps')
-rw-r--r--deps/v8/include/v8.h3
-rw-r--r--deps/v8/src/api/api.cc125
-rw-r--r--deps/v8/test/cctest/test-compiler.cc9
3 files changed, 78 insertions, 59 deletions
diff --git a/deps/v8/include/v8.h b/deps/v8/include/v8.h
index 09da82fd61..6a6dbb5193 100644
--- a/deps/v8/include/v8.h
+++ b/deps/v8/include/v8.h
@@ -1668,7 +1668,8 @@ class V8_EXPORT ScriptCompiler {
Local<String> arguments[], size_t context_extension_count,
Local<Object> context_extensions[],
CompileOptions options = kNoCompileOptions,
- NoCacheReason no_cache_reason = kNoCacheNoReason);
+ NoCacheReason no_cache_reason = kNoCacheNoReason,
+ Local<ScriptOrModule>* script_or_module_out = nullptr);
/**
* Creates and returns code cache for the specified unbound_script.
diff --git a/deps/v8/src/api/api.cc b/deps/v8/src/api/api.cc
index 399aca7eb6..90ff932215 100644
--- a/deps/v8/src/api/api.cc
+++ b/deps/v8/src/api/api.cc
@@ -2441,70 +2441,83 @@ MaybeLocal<Function> ScriptCompiler::CompileFunctionInContext(
Local<Context> v8_context, Source* source, size_t arguments_count,
Local<String> arguments[], size_t context_extension_count,
Local<Object> context_extensions[], CompileOptions options,
- NoCacheReason no_cache_reason) {
- PREPARE_FOR_EXECUTION(v8_context, ScriptCompiler, CompileFunctionInContext,
- Function);
- TRACE_EVENT_CALL_STATS_SCOPED(isolate, "v8", "V8.ScriptCompiler");
+ NoCacheReason no_cache_reason,
+ Local<ScriptOrModule>* script_or_module_out) {
+ Local<Function> result;
- DCHECK(options == CompileOptions::kConsumeCodeCache ||
- options == CompileOptions::kEagerCompile ||
- options == CompileOptions::kNoCompileOptions);
+ {
+ PREPARE_FOR_EXECUTION(v8_context, ScriptCompiler, CompileFunctionInContext,
+ Function);
+ TRACE_EVENT_CALL_STATS_SCOPED(isolate, "v8", "V8.ScriptCompiler");
- i::Handle<i::Context> context = Utils::OpenHandle(*v8_context);
+ DCHECK(options == CompileOptions::kConsumeCodeCache ||
+ options == CompileOptions::kEagerCompile ||
+ options == CompileOptions::kNoCompileOptions);
- DCHECK(context->IsNativeContext());
- i::Handle<i::SharedFunctionInfo> outer_info(
- context->empty_function().shared(), isolate);
-
- i::Handle<i::JSFunction> fun;
- i::Handle<i::FixedArray> arguments_list =
- isolate->factory()->NewFixedArray(static_cast<int>(arguments_count));
- for (int i = 0; i < static_cast<int>(arguments_count); i++) {
- i::Handle<i::String> argument = Utils::OpenHandle(*arguments[i]);
- if (!IsIdentifier(isolate, argument)) return Local<Function>();
- arguments_list->set(i, *argument);
- }
-
- for (size_t i = 0; i < context_extension_count; ++i) {
- i::Handle<i::JSReceiver> extension =
- Utils::OpenHandle(*context_extensions[i]);
- if (!extension->IsJSObject()) return Local<Function>();
- context = isolate->factory()->NewWithContext(
- context,
- i::ScopeInfo::CreateForWithScope(
- isolate,
- context->IsNativeContext()
- ? i::Handle<i::ScopeInfo>::null()
- : i::Handle<i::ScopeInfo>(context->scope_info(), isolate)),
- extension);
- }
+ i::Handle<i::Context> context = Utils::OpenHandle(*v8_context);
- i::Compiler::ScriptDetails script_details = GetScriptDetails(
- isolate, source->resource_name, source->resource_line_offset,
- source->resource_column_offset, source->source_map_url,
- source->host_defined_options);
+ DCHECK(context->IsNativeContext());
- i::ScriptData* script_data = nullptr;
- if (options == kConsumeCodeCache) {
- DCHECK(source->cached_data);
- // ScriptData takes care of pointer-aligning the data.
- script_data = new i::ScriptData(source->cached_data->data,
- source->cached_data->length);
+ i::Handle<i::FixedArray> arguments_list =
+ isolate->factory()->NewFixedArray(static_cast<int>(arguments_count));
+ for (int i = 0; i < static_cast<int>(arguments_count); i++) {
+ i::Handle<i::String> argument = Utils::OpenHandle(*arguments[i]);
+ if (!IsIdentifier(isolate, argument)) return Local<Function>();
+ arguments_list->set(i, *argument);
+ }
+
+ for (size_t i = 0; i < context_extension_count; ++i) {
+ i::Handle<i::JSReceiver> extension =
+ Utils::OpenHandle(*context_extensions[i]);
+ if (!extension->IsJSObject()) return Local<Function>();
+ context = isolate->factory()->NewWithContext(
+ context,
+ i::ScopeInfo::CreateForWithScope(
+ isolate,
+ context->IsNativeContext()
+ ? i::Handle<i::ScopeInfo>::null()
+ : i::Handle<i::ScopeInfo>(context->scope_info(), isolate)),
+ extension);
+ }
+
+ i::Compiler::ScriptDetails script_details = GetScriptDetails(
+ isolate, source->resource_name, source->resource_line_offset,
+ source->resource_column_offset, source->source_map_url,
+ source->host_defined_options);
+
+ i::ScriptData* script_data = nullptr;
+ if (options == kConsumeCodeCache) {
+ DCHECK(source->cached_data);
+ // ScriptData takes care of pointer-aligning the data.
+ script_data = new i::ScriptData(source->cached_data->data,
+ source->cached_data->length);
+ }
+
+ i::Handle<i::JSFunction> scoped_result;
+ has_pending_exception =
+ !i::Compiler::GetWrappedFunction(
+ Utils::OpenHandle(*source->source_string), arguments_list, context,
+ script_details, source->resource_options, script_data, options,
+ no_cache_reason)
+ .ToHandle(&scoped_result);
+ if (options == kConsumeCodeCache) {
+ source->cached_data->rejected = script_data->rejected();
+ }
+ delete script_data;
+ RETURN_ON_FAILED_EXECUTION(Function);
+ result = handle_scope.Escape(Utils::CallableToLocal(scoped_result));
}
- i::Handle<i::JSFunction> result;
- has_pending_exception =
- !i::Compiler::GetWrappedFunction(
- Utils::OpenHandle(*source->source_string), arguments_list, context,
- script_details, source->resource_options, script_data, options,
- no_cache_reason)
- .ToHandle(&result);
- if (options == kConsumeCodeCache) {
- source->cached_data->rejected = script_data->rejected();
+ if (script_or_module_out != nullptr) {
+ i::Handle<i::JSFunction> function =
+ i::Handle<i::JSFunction>::cast(Utils::OpenHandle(*result));
+ i::Isolate* isolate = function->GetIsolate();
+ i::Handle<i::SharedFunctionInfo> shared(function->shared(), isolate);
+ i::Handle<i::Script> script(i::Script::cast(shared->script()), isolate);
+ *script_or_module_out = v8::Utils::ScriptOrModuleToLocal(script);
}
- delete script_data;
- RETURN_ON_FAILED_EXECUTION(Function);
- RETURN_ESCAPED(Utils::CallableToLocal(result));
+
+ return result;
}
void ScriptCompiler::ScriptStreamingTask::Run() { data_->task->Run(); }
diff --git a/deps/v8/test/cctest/test-compiler.cc b/deps/v8/test/cctest/test-compiler.cc
index 28867a89ef..660ee98a9a 100644
--- a/deps/v8/test/cctest/test-compiler.cc
+++ b/deps/v8/test/cctest/test-compiler.cc
@@ -650,11 +650,16 @@ TEST(CompileFunctionInContextScriptOrigin) {
v8::Integer::New(CcTest::isolate(), 22),
v8::Integer::New(CcTest::isolate(), 41));
v8::ScriptCompiler::Source script_source(v8_str("throw new Error()"), origin);
+ Local<ScriptOrModule> script;
v8::Local<v8::Function> fun =
- v8::ScriptCompiler::CompileFunctionInContext(env.local(), &script_source,
- 0, nullptr, 0, nullptr)
+ v8::ScriptCompiler::CompileFunctionInContext(
+ env.local(), &script_source, 0, nullptr, 0, nullptr,
+ v8::ScriptCompiler::CompileOptions::kNoCompileOptions,
+ v8::ScriptCompiler::NoCacheReason::kNoCacheNoReason, &script)
.ToLocalChecked();
CHECK(!fun.IsEmpty());
+ CHECK(!script.IsEmpty());
+ CHECK(script->GetResourceName()->StrictEquals(v8_str("test")));
v8::TryCatch try_catch(CcTest::isolate());
CcTest::isolate()->SetCaptureStackTraceForUncaughtExceptions(true);
CHECK(fun->Call(env.local(), env->Global(), 0, nullptr).IsEmpty());