Siva Annamalai
6656404ad6
2. Read the platform dill file at startup not for every isolate creation 3. Store the memory representation of kernel program in isolate data so that it is deleted when the isolate is shutdown R=aam@google.com Review-Url: https://codereview.chromium.org/2927493002 .
95 lines
2.3 KiB
C++
95 lines
2.3 KiB
C++
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#ifndef RUNTIME_BIN_ISOLATE_DATA_H_
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#define RUNTIME_BIN_ISOLATE_DATA_H_
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#include "include/dart_api.h"
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#include "platform/assert.h"
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#include "platform/globals.h"
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namespace dart {
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// Forward declaration.
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template <typename T>
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class MallocGrowableArray;
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} // namespace dart
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namespace dart {
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namespace bin {
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// Forward declaration.
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class AppSnapshot;
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class EventHandler;
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class Loader;
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// Data associated with every isolate in the standalone VM
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// embedding. This is used to free external resources for each isolate
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// when the isolate shuts down.
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class IsolateData {
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public:
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IsolateData(const char* url,
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const char* package_root,
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const char* packages_file,
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AppSnapshot* app_snapshot);
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~IsolateData();
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Dart_Handle builtin_lib() const {
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ASSERT(builtin_lib_ != NULL);
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ASSERT(!Dart_IsError(builtin_lib_));
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return builtin_lib_;
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}
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void set_builtin_lib(Dart_Handle lib) {
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ASSERT(builtin_lib_ == NULL);
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ASSERT(lib != NULL);
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ASSERT(!Dart_IsError(lib));
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builtin_lib_ = Dart_NewPersistentHandle(lib);
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}
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char* script_url;
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char* package_root;
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char* packages_file;
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uint8_t* udp_receive_buffer;
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void* kernel_program;
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void UpdatePackagesFile(const char* packages_file_) {
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if (packages_file != NULL) {
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free(packages_file);
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packages_file = NULL;
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}
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packages_file = strdup(packages_file_);
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}
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// While loading a loader is associated with the isolate.
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bool HasLoader() const { return loader_ != NULL; }
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Loader* loader() const {
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ASSERT(loader_ != NULL);
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return loader_;
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}
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void set_loader(Loader* loader) {
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ASSERT((loader_ == NULL) || (loader == NULL));
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loader_ = loader;
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}
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MallocGrowableArray<char*>* dependencies() const { return dependencies_; }
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void set_dependencies(MallocGrowableArray<char*>* deps) {
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dependencies_ = deps;
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}
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void OnIsolateShutdown();
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private:
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Dart_Handle builtin_lib_;
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Loader* loader_;
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AppSnapshot* app_snapshot_;
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MallocGrowableArray<char*>* dependencies_;
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DISALLOW_COPY_AND_ASSIGN(IsolateData);
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};
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} // namespace bin
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} // namespace dart
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#endif // RUNTIME_BIN_ISOLATE_DATA_H_
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