Files
sdk/runtime/vm/kernel_isolate.h
T
Aart Bik 434dc832c6 Revert "[vm] Avoid allocating monitors globally - embedders in certain situations will run into reported leakes due to them"
This reverts commit d9a306fc59.

Reason for revert:

=================================================================
==176913==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 13 byte(s) in 1 object(s) allocated from:
    #0 0x55d94882d540 in __interceptor_strdup /b/s/w/ir/kitchen-workdir/llvm-project/compiler-rt/lib/asan/asan_interceptors.cc:447:3
    #1 0x55d9491abcd7 in dart::KernelIsolate::AddExperimentalFlag(char const*) ../../out/DebugX64/../../runtime/vm/kernel_isolate.cc:382:28
    #2 0x55d9490af7d2 in dart::Flags::SetFlagFromString(dart::Flag*, char const*) ../../out/DebugX64/../../runtime/vm/flags.cc:338:7
    #3 0x55d9490b0221 in dart::Flags::Parse(char const*) ../../out/DebugX64/../../runtime/vm/flags.cc:399:12
    #4 0x55d9490b0538 in dart::Flags::ProcessCommandLineFlags(int, char const**) ../../out/DebugX64/../../runtime/vm/flags.cc:438:5
    #5 0x55d9488885df in dart::bin::main(int, char**) ../../out/DebugX64/../../runtime/bin/main.cc:1149:11
    #6 0x55d94888ad9a in main ../../out/DebugX64/../../runtime/bin/main.cc:1245:3
    #7 0x7f5ccc4a452a in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2352a)

SUMMARY: AddressSanitizer: 13 byte(s) leaked in 1 allocation(s).


Original change's description:
> [vm] Avoid allocating monitors globally - embedders in certain situations will run into reported leakes due to them
> 
> Change-Id: Ied0446aebfdd8fb7e15c510cdf4160ff9ad013a6
> Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/122148
> Reviewed-by: Ryan Macnak <rmacnak@google.com>
> Commit-Queue: Martin Kustermann <kustermann@google.com>

TBR=kustermann@google.com,rmacnak@google.com,asiva@google.com

Change-Id: I2c98bf7e0e565c6f8c016b4832d5587868c65a83
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/122680
Reviewed-by: Aart Bik <ajcbik@google.com>
Commit-Queue: Aart Bik <ajcbik@google.com>
2019-10-23 19:34:28 +00:00

108 lines
3.0 KiB
C++

// Copyright (c) 2016, 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.
#ifndef RUNTIME_VM_KERNEL_ISOLATE_H_
#define RUNTIME_VM_KERNEL_ISOLATE_H_
#include <vector>
#include "include/dart_api.h"
#include "include/dart_native_api.h"
#include "vm/allocation.h"
#include "vm/dart.h"
#include "vm/os_thread.h"
namespace dart {
// TODO(33433): The kernel service does not belong in the VM.
class KernelIsolate : public AllStatic {
public:
static const char* kName;
static const int kCompileTag;
static const int kUpdateSourcesTag;
static const int kAcceptTag;
static const int kTrainTag;
static const int kCompileExpressionTag;
static const int kListDependenciesTag;
static const int kNotifyIsolateShutdown;
static void InitializeState();
static bool Start();
static void Shutdown();
static bool NameEquals(const char* name);
static bool Exists();
static bool IsRunning();
static bool IsKernelIsolate(const Isolate* isolate);
static Dart_Port WaitForKernelPort();
static Dart_Port KernelPort() { return kernel_port_; }
static Dart_KernelCompilationResult CompileToKernel(
const char* script_uri,
const uint8_t* platform_kernel,
intptr_t platform_kernel_size,
int source_files_count = 0,
Dart_SourceFile source_files[] = NULL,
bool incremental_compile = true,
const char* package_config = NULL,
const char* multiroot_filepaths = NULL,
const char* multiroot_scheme = NULL);
static Dart_KernelCompilationResult AcceptCompilation();
static Dart_KernelCompilationResult UpdateInMemorySources(
int source_files_count,
Dart_SourceFile source_files[]);
static Dart_KernelCompilationResult CompileExpressionToKernel(
const char* expression,
const Array& definitions,
const Array& type_definitions,
const char* library_url,
const char* klass,
bool is_static);
static Dart_KernelCompilationResult ListDependencies();
static void NotifyAboutIsolateShutdown(const Isolate* isolate);
static void AddExperimentalFlag(const char* value);
static bool GetExperimentalFlag(const char* value);
protected:
static void InitCallback(Isolate* I);
static void SetKernelIsolate(Isolate* isolate);
static void SetLoadPort(Dart_Port port);
static void FinishedExiting();
static void FinishedInitializing();
static void InitializingFailed();
static Dart_IsolateGroupCreateCallback create_group_callback() {
return create_group_callback_;
}
static Dart_IsolateGroupCreateCallback create_group_callback_;
static Monitor* monitor_;
enum State {
kNotStarted,
kStopped,
kStarting,
kStarted,
kStopping,
};
static State state_;
static Isolate* isolate_;
static Dart_Port kernel_port_;
static MallocGrowableArray<char*>* experimental_flags_;
friend class Dart;
friend class Isolate;
friend class RunKernelTask;
};
} // namespace dart
#endif // RUNTIME_VM_KERNEL_ISOLATE_H_