Alexander Aprelev
4a46bed718
For out-of-memory events vm reserves (and if used, then replenishes) small chunk of memory for handling those, so preallocation of oom and stacktrace is not needed. Unwind error can be created once as part of vm launch, kept in vm isolate. This should reduce overhead of starting new isolate. TEST=ci Change-Id: Ibe2c85f250a521a8e838cc5690984fe9fa287a98 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/419261 Reviewed-by: Ryan Macnak <rmacnak@google.com> Commit-Queue: Alexander Aprelev <aam@google.com>
631 lines
39 KiB
C++
631 lines
39 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_VM_OBJECT_STORE_H_
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#define RUNTIME_VM_OBJECT_STORE_H_
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#include "vm/object.h"
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namespace dart {
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// Forward declarations.
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class Isolate;
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class ObjectPointerVisitor;
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// A list of the bootstrap libraries including CamelName and name.
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//
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// These are listed in the order that they are compiled (see vm/bootstrap.cc).
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#define FOR_EACH_BOOTSTRAP_LIBRARY(M) \
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M(Core, core) \
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M(Async, async) \
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M(CompactHash, _compact_hash) \
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M(Collection, collection) \
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M(Convert, convert) \
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M(Developer, developer) \
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M(Ffi, ffi) \
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M(Internal, _internal) \
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M(Isolate, isolate) \
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M(Math, math) \
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M(Mirrors, mirrors) \
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M(TypedData, typed_data) \
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M(VMService, _vmservice) \
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M(Concurrent, concurrent)
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// R_ - needs getter only
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// RW - needs getter and setter
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// ARW_RELAXED - needs getter and setter with relaxed atomic access
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// ARW_AR - needs getter and setter with acq/rel atomic access
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// LAZY_CORE - needs lazy init getter for a "dart:core" member
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// LAZY_ASYNC - needs lazy init getter for a "dart:async" member
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// LAZY_ISOLATE - needs lazy init getter for a "dart:isolate" member
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// LAZY_INTERNAL - needs lazy init getter for a "dart:_internal" member
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#define OBJECT_STORE_FIELD_LIST(R_, RW, ARW_RELAXED, ARW_AR, LAZY_CORE, \
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LAZY_ASYNC, LAZY_ISOLATE, LAZY_INTERNAL, \
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LAZY_FFI) \
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LAZY_CORE(Class, list_class) \
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LAZY_CORE(Class, map_class) \
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LAZY_CORE(Class, set_class) \
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LAZY_CORE(Type, non_nullable_list_rare_type) \
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LAZY_CORE(Type, non_nullable_map_rare_type) \
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LAZY_CORE(Field, enum_index_field) \
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LAZY_CORE(Field, enum_name_field) \
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LAZY_CORE(Function, _object_equals_function) \
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LAZY_CORE(Function, _object_hash_code_function) \
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LAZY_CORE(Function, _object_to_string_function) \
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LAZY_INTERNAL(Class, symbol_class) \
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LAZY_INTERNAL(Field, symbol_name_field) \
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LAZY_FFI(Class, varargs_class) \
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LAZY_FFI(Function, ffi_resolver_function) \
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LAZY_FFI(Function, handle_finalizer_message_function) \
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LAZY_FFI(Function, handle_native_finalizer_message_function) \
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LAZY_ASYNC(Type, non_nullable_future_never_type) \
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LAZY_ASYNC(Type, nullable_future_null_type) \
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LAZY_ISOLATE(Class, send_port_class) \
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LAZY_ISOLATE(Class, capability_class) \
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LAZY_ISOLATE(Class, transferable_class) \
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LAZY_ISOLATE(Function, lookup_port_handler) \
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LAZY_ISOLATE(Function, lookup_open_ports) \
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LAZY_ISOLATE(Function, handle_message_function) \
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RW(Class, object_class) \
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RW(Type, object_type) \
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RW(Type, non_nullable_object_type) \
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RW(Type, nullable_object_type) \
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RW(Class, null_class) \
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RW(Type, null_type) \
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RW(Class, never_class) \
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RW(Type, never_type) \
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RW(Type, function_type) \
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RW(Type, type_type) \
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RW(Class, closure_class) \
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RW(Class, record_class) \
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RW(Type, number_type) \
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RW(Type, nullable_number_type) \
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RW(Type, int_type) \
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RW(Type, non_nullable_int_type) \
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RW(Type, nullable_int_type) \
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RW(Class, integer_implementation_class) \
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RW(Type, int64_type) \
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RW(Class, smi_class) \
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RW(Type, smi_type) \
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RW(Class, mint_class) \
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RW(Type, mint_type) \
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RW(Class, double_class) \
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RW(Type, double_type) \
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RW(Type, nullable_double_type) \
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RW(Type, float32x4_type) \
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RW(Type, int32x4_type) \
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RW(Type, float64x2_type) \
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RW(Type, string_type) \
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RW(TypeArguments, type_argument_int) \
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RW(TypeArguments, type_argument_double) \
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RW(TypeArguments, type_argument_never) \
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RW(TypeArguments, type_argument_string) \
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RW(TypeArguments, type_argument_string_dynamic) \
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RW(TypeArguments, type_argument_string_string) \
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RW(Class, compiletime_error_class) \
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RW(Class, pragma_class) \
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RW(Field, pragma_name) \
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RW(Field, pragma_options) \
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RW(Class, future_class) \
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RW(Class, future_or_class) \
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RW(Class, one_byte_string_class) \
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RW(Class, two_byte_string_class) \
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RW(Type, bool_type) \
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RW(Class, bool_class) \
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RW(Class, array_class) \
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RW(Type, array_type) \
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RW(Class, immutable_array_class) \
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RW(Class, growable_object_array_class) \
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RW(Class, map_impl_class) \
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RW(Class, const_map_impl_class) \
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RW(Class, set_impl_class) \
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RW(Class, const_set_impl_class) \
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RW(Class, float32x4_class) \
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RW(Class, int32x4_class) \
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RW(Class, float64x2_class) \
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RW(Class, error_class) \
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RW(Class, expando_class) \
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RW(Class, iterable_class) \
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RW(Class, weak_property_class) \
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RW(Class, weak_reference_class) \
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RW(Class, finalizer_class) \
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RW(Class, finalizer_entry_class) \
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RW(Class, native_finalizer_class) \
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RW(Class, dart_condition_variable_class) \
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RW(Class, dart_mutex_class) \
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ARW_AR(WeakArray, symbol_table) \
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ARW_AR(WeakArray, regexp_table) \
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RW(Array, canonical_types) \
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RW(Array, canonical_function_types) \
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RW(Array, canonical_record_types) \
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RW(Array, canonical_type_parameters) \
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RW(Array, canonical_type_arguments) \
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RW(Library, async_library) \
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RW(Library, core_library) \
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RW(Library, _compact_hash_library) \
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RW(Library, collection_library) \
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RW(Library, concurrent_library) \
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RW(Library, convert_library) \
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RW(Library, developer_library) \
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RW(Library, ffi_library) \
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RW(Library, _internal_library) \
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RW(Library, isolate_library) \
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RW(Library, math_library) \
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RW(Library, mirrors_library) \
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RW(Library, native_wrappers_library) \
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RW(Library, root_library) \
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RW(Library, typed_data_library) \
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RW(Library, _vmservice_library) \
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RW(Library, native_assets_library) \
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RW(Array, native_assets_map) \
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RW(GrowableObjectArray, libraries) \
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RW(Array, libraries_map) \
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RW(Array, uri_to_resolved_uri_map) \
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RW(Array, resolved_uri_to_uri_map) \
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RW(Smi, last_libraries_count) \
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RW(Array, loading_units) \
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RW(GrowableObjectArray, closure_functions) \
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RW(Array, closure_functions_table) \
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RW(GrowableObjectArray, pending_classes) \
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RW(Array, record_field_names_map) \
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ARW_RELAXED(Array, record_field_names) \
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RW(Instance, stack_overflow) \
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RW(Instance, out_of_memory) \
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RW(Function, growable_list_factory) \
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RW(Function, simple_instance_of_function) \
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RW(Function, simple_instance_of_true_function) \
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RW(Function, simple_instance_of_false_function) \
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RW(Function, async_star_stream_controller_add) \
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RW(Function, async_star_stream_controller_add_stream) \
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RW(Function, suspend_state_init_async) \
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RW(Function, suspend_state_await) \
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RW(Function, suspend_state_await_with_type_check) \
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RW(Function, suspend_state_return_async) \
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RW(Function, suspend_state_return_async_not_future) \
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RW(Function, suspend_state_init_async_star) \
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RW(Function, suspend_state_yield_async_star) \
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RW(Function, suspend_state_return_async_star) \
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RW(Function, suspend_state_init_sync_star) \
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RW(Function, suspend_state_suspend_sync_star_at_start) \
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RW(Function, suspend_state_handle_exception) \
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RW(Class, async_star_stream_controller) \
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RW(Class, stream_class) \
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RW(Class, sync_star_iterator_class) \
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RW(Field, async_star_stream_controller_async_star_body) \
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RW(Field, sync_star_iterator_current) \
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RW(Field, sync_star_iterator_state) \
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RW(Field, sync_star_iterator_yield_star_iterable) \
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RW(CompressedStackMaps, canonicalized_stack_map_entries) \
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RW(ObjectPool, global_object_pool) \
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RW(Array, unique_dynamic_targets) \
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RW(GrowableObjectArray, megamorphic_cache_table) \
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RW(GrowableObjectArray, ffi_callback_code) \
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RW(Code, dispatch_table_null_error_stub) \
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RW(Code, late_initialization_error_stub_with_fpu_regs_stub) \
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RW(Code, late_initialization_error_stub_without_fpu_regs_stub) \
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RW(Code, null_error_stub_with_fpu_regs_stub) \
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RW(Code, null_error_stub_without_fpu_regs_stub) \
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RW(Code, null_arg_error_stub_with_fpu_regs_stub) \
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RW(Code, null_arg_error_stub_without_fpu_regs_stub) \
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RW(Code, null_cast_error_stub_with_fpu_regs_stub) \
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RW(Code, null_cast_error_stub_without_fpu_regs_stub) \
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RW(Code, range_error_stub_with_fpu_regs_stub) \
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RW(Code, range_error_stub_without_fpu_regs_stub) \
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RW(Code, write_error_stub_with_fpu_regs_stub) \
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RW(Code, write_error_stub_without_fpu_regs_stub) \
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RW(Code, allocate_mint_with_fpu_regs_stub) \
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RW(Code, allocate_mint_without_fpu_regs_stub) \
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RW(Code, stack_overflow_stub_with_fpu_regs_stub) \
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RW(Code, stack_overflow_stub_without_fpu_regs_stub) \
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RW(Code, allocate_array_stub) \
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RW(Code, allocate_mint_stub) \
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RW(Code, allocate_double_stub) \
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RW(Code, allocate_float32x4_stub) \
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RW(Code, allocate_float64x2_stub) \
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RW(Code, allocate_int32x4_stub) \
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RW(Code, allocate_int8_array_stub) \
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RW(Code, allocate_uint8_array_stub) \
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RW(Code, allocate_uint8_clamped_array_stub) \
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RW(Code, allocate_int16_array_stub) \
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RW(Code, allocate_uint16_array_stub) \
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RW(Code, allocate_int32_array_stub) \
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RW(Code, allocate_uint32_array_stub) \
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RW(Code, allocate_int64_array_stub) \
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RW(Code, allocate_uint64_array_stub) \
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RW(Code, allocate_float32_array_stub) \
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RW(Code, allocate_float64_array_stub) \
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RW(Code, allocate_float32x4_array_stub) \
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RW(Code, allocate_int32x4_array_stub) \
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RW(Code, allocate_float64x2_array_stub) \
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RW(Code, allocate_closure_stub) \
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RW(Code, allocate_closure_generic_stub) \
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RW(Code, allocate_closure_ta_stub) \
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RW(Code, allocate_closure_ta_generic_stub) \
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RW(Code, allocate_context_stub) \
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RW(Code, allocate_growable_array_stub) \
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RW(Code, allocate_object_stub) \
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RW(Code, allocate_object_parametrized_stub) \
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RW(Code, allocate_record_stub) \
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RW(Code, allocate_record2_stub) \
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RW(Code, allocate_record2_named_stub) \
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RW(Code, allocate_record3_stub) \
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RW(Code, allocate_record3_named_stub) \
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RW(Code, allocate_unhandled_exception_stub) \
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RW(Code, clone_context_stub) \
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RW(Code, write_barrier_wrappers_stub) \
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RW(Code, array_write_barrier_stub) \
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RW(Code, throw_stub) \
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RW(Code, re_throw_stub) \
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RW(Code, instance_of_stub) \
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RW(Code, init_static_field_stub) \
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RW(Code, init_late_static_field_stub) \
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RW(Code, init_late_final_static_field_stub) \
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RW(Code, init_instance_field_stub) \
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RW(Code, init_late_instance_field_stub) \
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RW(Code, init_late_final_instance_field_stub) \
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RW(Code, init_shared_late_static_field_stub) \
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RW(Code, init_shared_late_final_static_field_stub) \
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RW(Code, call_closure_no_such_method_stub) \
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RW(Code, default_tts_stub) \
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RW(Code, default_nullable_tts_stub) \
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RW(Code, top_type_tts_stub) \
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RW(Code, nullable_type_parameter_tts_stub) \
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RW(Code, type_parameter_tts_stub) \
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RW(Code, unreachable_tts_stub) \
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RW(Array, ffi_callback_functions) \
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RW(Code, resume_stub) \
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RW(Code, slow_tts_stub) \
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/* Roots for JIT/AOT snapshots are up until here (see to_snapshot() below)*/ \
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RW(Code, await_stub) \
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RW(Code, await_with_type_check_stub) \
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RW(Code, clone_suspend_state_stub) \
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RW(Code, ffi_async_callback_send_stub) \
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RW(Code, init_async_stub) \
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RW(Code, return_async_stub) \
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RW(Code, return_async_not_future_stub) \
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RW(Code, init_async_star_stub) \
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RW(Code, yield_async_star_stub) \
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RW(Code, return_async_star_stub) \
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RW(Code, init_sync_star_stub) \
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RW(Code, suspend_sync_star_at_start_stub) \
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RW(Code, suspend_sync_star_at_yield_stub) \
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RW(Array, dispatch_table_code_entries) \
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RW(GrowableObjectArray, instructions_tables) \
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RW(Array, obfuscation_map) \
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RW(Array, loading_unit_uris) \
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RW(Class, ffi_pointer_class) \
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RW(Class, ffi_native_type_class) \
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// Please remember the last entry must be referred in the 'to' function below.
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#define OBJECT_STORE_STUB_CODE_LIST(DO) \
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DO(dispatch_table_null_error_stub, DispatchTableNullError) \
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DO(late_initialization_error_stub_with_fpu_regs_stub, \
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LateInitializationErrorSharedWithFPURegs) \
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DO(late_initialization_error_stub_without_fpu_regs_stub, \
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LateInitializationErrorSharedWithoutFPURegs) \
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DO(null_error_stub_with_fpu_regs_stub, NullErrorSharedWithFPURegs) \
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DO(null_error_stub_without_fpu_regs_stub, NullErrorSharedWithoutFPURegs) \
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DO(null_arg_error_stub_with_fpu_regs_stub, NullArgErrorSharedWithFPURegs) \
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DO(null_arg_error_stub_without_fpu_regs_stub, \
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NullArgErrorSharedWithoutFPURegs) \
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DO(null_cast_error_stub_with_fpu_regs_stub, NullCastErrorSharedWithFPURegs) \
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DO(null_cast_error_stub_without_fpu_regs_stub, \
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NullCastErrorSharedWithoutFPURegs) \
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DO(range_error_stub_with_fpu_regs_stub, RangeErrorSharedWithFPURegs) \
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DO(range_error_stub_without_fpu_regs_stub, RangeErrorSharedWithoutFPURegs) \
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DO(write_error_stub_with_fpu_regs_stub, WriteErrorSharedWithFPURegs) \
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DO(write_error_stub_without_fpu_regs_stub, WriteErrorSharedWithoutFPURegs) \
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DO(allocate_mint_with_fpu_regs_stub, AllocateMintSharedWithFPURegs) \
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DO(allocate_mint_without_fpu_regs_stub, AllocateMintSharedWithoutFPURegs) \
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DO(stack_overflow_stub_with_fpu_regs_stub, StackOverflowSharedWithFPURegs) \
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DO(stack_overflow_stub_without_fpu_regs_stub, \
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StackOverflowSharedWithoutFPURegs) \
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DO(allocate_array_stub, AllocateArray) \
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DO(allocate_mint_stub, AllocateMint) \
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DO(allocate_double_stub, AllocateDouble) \
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DO(allocate_float32x4_stub, AllocateFloat32x4) \
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DO(allocate_float64x2_stub, AllocateFloat64x2) \
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DO(allocate_int32x4_stub, AllocateInt32x4) \
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DO(allocate_int8_array_stub, AllocateInt8Array) \
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DO(allocate_uint8_array_stub, AllocateUint8Array) \
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DO(allocate_uint8_clamped_array_stub, AllocateUint8ClampedArray) \
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DO(allocate_int16_array_stub, AllocateInt16Array) \
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DO(allocate_uint16_array_stub, AllocateUint16Array) \
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DO(allocate_int32_array_stub, AllocateInt32Array) \
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DO(allocate_uint32_array_stub, AllocateUint32Array) \
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DO(allocate_int64_array_stub, AllocateInt64Array) \
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DO(allocate_uint64_array_stub, AllocateUint64Array) \
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DO(allocate_float32_array_stub, AllocateFloat32Array) \
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DO(allocate_float64_array_stub, AllocateFloat64Array) \
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DO(allocate_float32x4_array_stub, AllocateFloat32x4Array) \
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DO(allocate_int32x4_array_stub, AllocateInt32x4Array) \
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DO(allocate_float64x2_array_stub, AllocateFloat64x2Array) \
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DO(allocate_closure_stub, AllocateClosure) \
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DO(allocate_closure_generic_stub, AllocateClosureGeneric) \
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DO(allocate_closure_ta_stub, AllocateClosureTA) \
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DO(allocate_closure_ta_generic_stub, AllocateClosureTAGeneric) \
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DO(allocate_context_stub, AllocateContext) \
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DO(allocate_growable_array_stub, AllocateGrowableArray) \
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DO(allocate_object_stub, AllocateObject) \
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DO(allocate_object_parametrized_stub, AllocateObjectParameterized) \
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DO(allocate_record_stub, AllocateRecord) \
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DO(allocate_record2_stub, AllocateRecord2) \
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DO(allocate_record2_named_stub, AllocateRecord2Named) \
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DO(allocate_record3_stub, AllocateRecord3) \
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DO(allocate_record3_named_stub, AllocateRecord3Named) \
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DO(allocate_unhandled_exception_stub, AllocateUnhandledException) \
|
|
DO(clone_context_stub, CloneContext) \
|
|
DO(call_closure_no_such_method_stub, CallClosureNoSuchMethod) \
|
|
DO(default_tts_stub, DefaultTypeTest) \
|
|
DO(default_nullable_tts_stub, DefaultNullableTypeTest) \
|
|
DO(top_type_tts_stub, TopTypeTypeTest) \
|
|
DO(nullable_type_parameter_tts_stub, NullableTypeParameterTypeTest) \
|
|
DO(type_parameter_tts_stub, TypeParameterTypeTest) \
|
|
DO(unreachable_tts_stub, UnreachableTypeTest) \
|
|
DO(slow_tts_stub, SlowTypeTest) \
|
|
DO(write_barrier_wrappers_stub, WriteBarrierWrappers) \
|
|
DO(array_write_barrier_stub, ArrayWriteBarrier) \
|
|
DO(throw_stub, Throw) \
|
|
DO(re_throw_stub, ReThrow) \
|
|
DO(init_static_field_stub, InitStaticField) \
|
|
DO(init_late_static_field_stub, InitLateStaticField) \
|
|
DO(init_late_final_static_field_stub, InitLateFinalStaticField) \
|
|
DO(init_instance_field_stub, InitInstanceField) \
|
|
DO(init_late_instance_field_stub, InitLateInstanceField) \
|
|
DO(init_late_final_instance_field_stub, InitLateFinalInstanceField) \
|
|
DO(init_shared_late_static_field_stub, InitSharedLateStaticField) \
|
|
DO(init_shared_late_final_static_field_stub, InitSharedLateFinalStaticField) \
|
|
DO(await_stub, Await) \
|
|
DO(await_with_type_check_stub, AwaitWithTypeCheck) \
|
|
DO(clone_suspend_state_stub, CloneSuspendState) \
|
|
DO(ffi_async_callback_send_stub, FfiAsyncCallbackSend) \
|
|
DO(init_async_stub, InitAsync) \
|
|
DO(resume_stub, Resume) \
|
|
DO(return_async_stub, ReturnAsync) \
|
|
DO(return_async_not_future_stub, ReturnAsyncNotFuture) \
|
|
DO(init_async_star_stub, InitAsyncStar) \
|
|
DO(yield_async_star_stub, YieldAsyncStar) \
|
|
DO(return_async_star_stub, ReturnAsyncStar) \
|
|
DO(init_sync_star_stub, InitSyncStar) \
|
|
DO(suspend_sync_star_at_start_stub, SuspendSyncStarAtStart) \
|
|
DO(suspend_sync_star_at_yield_stub, SuspendSyncStarAtYield) \
|
|
DO(instance_of_stub, InstanceOf)
|
|
|
|
#define ISOLATE_OBJECT_STORE_FIELD_LIST(R_, RW) \
|
|
R_(Array, dart_args_1) \
|
|
R_(Array, dart_args_2) \
|
|
R_(GrowableObjectArray, resume_capabilities) \
|
|
R_(GrowableObjectArray, exit_listeners) \
|
|
R_(GrowableObjectArray, error_listeners)
|
|
// Please remember the last entry must be referred in the 'to' function below.
|
|
|
|
class IsolateObjectStore {
|
|
public:
|
|
IsolateObjectStore() {}
|
|
~IsolateObjectStore() {}
|
|
|
|
#define DECLARE_GETTER(Type, name) \
|
|
Type##Ptr name() const { return name##_; } \
|
|
static intptr_t name##_offset() { \
|
|
return OFFSET_OF(IsolateObjectStore, name##_); \
|
|
}
|
|
|
|
#define DECLARE_GETTER_AND_SETTER(Type, name) \
|
|
DECLARE_GETTER(Type, name) \
|
|
void set_##name(const Type& value) { name##_ = value.ptr(); }
|
|
ISOLATE_OBJECT_STORE_FIELD_LIST(DECLARE_GETTER, DECLARE_GETTER_AND_SETTER)
|
|
#undef DECLARE_GETTER
|
|
#undef DECLARE_GETTER_AND_SETTER
|
|
|
|
// Visit all object pointers.
|
|
void VisitObjectPointers(ObjectPointerVisitor* visitor);
|
|
|
|
// Called to initialize objects required by the vm but which invoke
|
|
// dart code. If an error occurs the error object is returned otherwise
|
|
// a null object is returned.
|
|
ErrorPtr PreallocateObjects();
|
|
|
|
void Init();
|
|
void PostLoad();
|
|
|
|
#ifndef PRODUCT
|
|
void PrintToJSONObject(JSONObject* jsobj);
|
|
#endif
|
|
|
|
private:
|
|
// Finds a core library private method in Object.
|
|
FunctionPtr PrivateObjectLookup(const String& name);
|
|
|
|
ObjectPtr* from() { return reinterpret_cast<ObjectPtr*>(&dart_args_1_); }
|
|
#define DECLARE_OBJECT_STORE_FIELD(type, name) type##Ptr name##_;
|
|
ISOLATE_OBJECT_STORE_FIELD_LIST(DECLARE_OBJECT_STORE_FIELD,
|
|
DECLARE_OBJECT_STORE_FIELD)
|
|
#undef DECLARE_OBJECT_STORE_FIELD
|
|
ObjectPtr* to() { return reinterpret_cast<ObjectPtr*>(&error_listeners_); }
|
|
|
|
friend class Serializer;
|
|
friend class Deserializer;
|
|
|
|
DISALLOW_COPY_AND_ASSIGN(IsolateObjectStore);
|
|
};
|
|
|
|
// The object store is a per isolate group instance which stores references to
|
|
// objects used by the VM shared by all isolates in a group.
|
|
class ObjectStore {
|
|
public:
|
|
enum BootstrapLibraryId {
|
|
#define MAKE_ID(Name, _) k##Name,
|
|
|
|
FOR_EACH_BOOTSTRAP_LIBRARY(MAKE_ID)
|
|
#undef MAKE_ID
|
|
};
|
|
|
|
ObjectStore();
|
|
~ObjectStore();
|
|
|
|
#define DECLARE_OFFSET(name) \
|
|
static intptr_t name##_offset() { return OFFSET_OF(ObjectStore, name##_); }
|
|
#define DECLARE_GETTER(Type, name) \
|
|
Type##Ptr name() const { return name##_; } \
|
|
DECLARE_OFFSET(name)
|
|
#define DECLARE_GETTER_AND_SETTER(Type, name) \
|
|
DECLARE_GETTER(Type, name) \
|
|
void set_##name(const Type& value) { name##_ = value.ptr(); }
|
|
#define DECLARE_RELAXED_ATOMIC_GETTER_AND_SETTER(Type, name) \
|
|
template <std::memory_order order = std::memory_order_relaxed> \
|
|
Type##Ptr name() const { \
|
|
return name##_.load(order); \
|
|
} \
|
|
template <std::memory_order order = std::memory_order_relaxed> \
|
|
void set_##name(const Type& value) { \
|
|
name##_.store(value.ptr(), order); \
|
|
} \
|
|
DECLARE_OFFSET(name)
|
|
#define DECLARE_ACQREL_ATOMIC_GETTER_AND_SETTER(Type, name) \
|
|
Type##Ptr name() const { return name##_.load(); } \
|
|
void set_##name(const Type& value) { name##_.store(value.ptr()); } \
|
|
DECLARE_OFFSET(name)
|
|
#define DECLARE_LAZY_INIT_GETTER(Type, name, init) \
|
|
Type##Ptr name() { \
|
|
if (name##_.load() == Type::null()) { \
|
|
init(); \
|
|
} \
|
|
return name##_.load(); \
|
|
} \
|
|
DECLARE_OFFSET(name)
|
|
#define DECLARE_LAZY_INIT_CORE_GETTER(Type, name) \
|
|
DECLARE_LAZY_INIT_GETTER(Type, name, LazyInitCoreMembers)
|
|
#define DECLARE_LAZY_INIT_ASYNC_GETTER(Type, name) \
|
|
DECLARE_LAZY_INIT_GETTER(Type, name, LazyInitAsyncMembers)
|
|
#define DECLARE_LAZY_INIT_ISOLATE_GETTER(Type, name) \
|
|
DECLARE_LAZY_INIT_GETTER(Type, name, LazyInitIsolateMembers)
|
|
#define DECLARE_LAZY_INIT_INTERNAL_GETTER(Type, name) \
|
|
DECLARE_LAZY_INIT_GETTER(Type, name, LazyInitInternalMembers)
|
|
#define DECLARE_LAZY_INIT_FFI_GETTER(Type, name) \
|
|
DECLARE_LAZY_INIT_GETTER(Type, name, LazyInitFfiMembers)
|
|
OBJECT_STORE_FIELD_LIST(DECLARE_GETTER,
|
|
DECLARE_GETTER_AND_SETTER,
|
|
DECLARE_RELAXED_ATOMIC_GETTER_AND_SETTER,
|
|
DECLARE_ACQREL_ATOMIC_GETTER_AND_SETTER,
|
|
DECLARE_LAZY_INIT_CORE_GETTER,
|
|
DECLARE_LAZY_INIT_ASYNC_GETTER,
|
|
DECLARE_LAZY_INIT_ISOLATE_GETTER,
|
|
DECLARE_LAZY_INIT_INTERNAL_GETTER,
|
|
DECLARE_LAZY_INIT_FFI_GETTER)
|
|
#undef DECLARE_OFFSET
|
|
#undef DECLARE_GETTER
|
|
#undef DECLARE_GETTER_AND_SETTER
|
|
#undef DECLARE_RELAXED_ATOMIC_GETTER_AND_SETTER
|
|
#undef DECLARE_ACQREL_ATOMIC_GETTER_AND_SETTER
|
|
#undef DECLARE_LAZY_INIT_GETTER
|
|
#undef DECLARE_LAZY_INIT_CORE_GETTER
|
|
#undef DECLARE_LAZY_INIT_ASYNC_GETTER
|
|
#undef DECLARE_LAZY_INIT_ISOLATE_GETTER
|
|
#undef DECLARE_LAZY_INIT_INTERNAL_GETTER
|
|
#undef DECLARE_LAZY_INIT_FFI_GETTER
|
|
|
|
LibraryPtr bootstrap_library(BootstrapLibraryId index) {
|
|
switch (index) {
|
|
#define MAKE_CASE(CamelName, name) \
|
|
case k##CamelName: \
|
|
return name##_library_;
|
|
|
|
FOR_EACH_BOOTSTRAP_LIBRARY(MAKE_CASE)
|
|
#undef MAKE_CASE
|
|
|
|
default:
|
|
UNREACHABLE();
|
|
return Library::null();
|
|
}
|
|
}
|
|
|
|
void set_bootstrap_library(BootstrapLibraryId index, const Library& value) {
|
|
switch (index) {
|
|
#define MAKE_CASE(CamelName, name) \
|
|
case k##CamelName: \
|
|
name##_library_ = value.ptr(); \
|
|
break;
|
|
|
|
FOR_EACH_BOOTSTRAP_LIBRARY(MAKE_CASE)
|
|
#undef MAKE_CASE
|
|
default:
|
|
UNREACHABLE();
|
|
}
|
|
}
|
|
|
|
// Visit all object pointers.
|
|
void VisitObjectPointers(ObjectPointerVisitor* visitor);
|
|
|
|
// Called to initialize objects required by the vm but which invoke
|
|
// dart code. If an error occurs the error object is returned otherwise
|
|
// a null object is returned.
|
|
ErrorPtr PreallocateObjects();
|
|
|
|
void InitKnownObjects();
|
|
|
|
void InitStubs();
|
|
|
|
#ifndef PRODUCT
|
|
void PrintToJSONObject(JSONObject* jsobj);
|
|
#endif
|
|
|
|
private:
|
|
void LazyInitCoreMembers();
|
|
void LazyInitAsyncMembers();
|
|
void LazyInitFfiMembers();
|
|
void LazyInitIsolateMembers();
|
|
void LazyInitInternalMembers();
|
|
|
|
// Finds a core library private method in Object.
|
|
FunctionPtr PrivateObjectLookup(const String& name);
|
|
|
|
ObjectPtr* from() { return reinterpret_cast<ObjectPtr*>(&list_class_); }
|
|
#define DECLARE_OBJECT_STORE_FIELD(type, name) type##Ptr name##_;
|
|
#define DECLARE_ATOMIC_OBJECT_STORE_FIELD(type, name) \
|
|
std::atomic<type##Ptr> name##_;
|
|
#define DECLARE_LAZY_OBJECT_STORE_FIELD(type, name) \
|
|
AcqRelAtomic<type##Ptr> name##_;
|
|
OBJECT_STORE_FIELD_LIST(DECLARE_OBJECT_STORE_FIELD,
|
|
DECLARE_OBJECT_STORE_FIELD,
|
|
DECLARE_ATOMIC_OBJECT_STORE_FIELD,
|
|
DECLARE_LAZY_OBJECT_STORE_FIELD,
|
|
DECLARE_LAZY_OBJECT_STORE_FIELD,
|
|
DECLARE_LAZY_OBJECT_STORE_FIELD,
|
|
DECLARE_LAZY_OBJECT_STORE_FIELD,
|
|
DECLARE_LAZY_OBJECT_STORE_FIELD,
|
|
DECLARE_LAZY_OBJECT_STORE_FIELD)
|
|
#undef DECLARE_OBJECT_STORE_FIELD
|
|
#undef DECLARE_ATOMIC_OBJECT_STORE_FIELD
|
|
#undef DECLARE_LAZY_OBJECT_STORE_FIELD
|
|
ObjectPtr* to() {
|
|
return reinterpret_cast<ObjectPtr*>(&ffi_native_type_class_);
|
|
}
|
|
ObjectPtr* to_snapshot(Snapshot::Kind kind) {
|
|
switch (kind) {
|
|
case Snapshot::kFull:
|
|
case Snapshot::kFullCore:
|
|
return reinterpret_cast<ObjectPtr*>(&global_object_pool_);
|
|
case Snapshot::kFullJIT:
|
|
case Snapshot::kFullAOT:
|
|
return reinterpret_cast<ObjectPtr*>(&slow_tts_stub_);
|
|
case Snapshot::kNone:
|
|
case Snapshot::kInvalid:
|
|
break;
|
|
}
|
|
UNREACHABLE();
|
|
return nullptr;
|
|
}
|
|
uword unused_field_;
|
|
|
|
friend class ProgramSerializationRoots;
|
|
friend class ProgramDeserializationRoots;
|
|
friend class ProgramVisitor;
|
|
|
|
DISALLOW_COPY_AND_ASSIGN(ObjectStore);
|
|
};
|
|
|
|
} // namespace dart
|
|
|
|
#endif // RUNTIME_VM_OBJECT_STORE_H_
|