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object_service.cc
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// 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.
#include "vm/canonical_tables.h"
#include "vm/closure_functions_cache.h"
#include "vm/compiler/assembler/disassembler.h"
#include "vm/debugger.h"
#include "vm/object.h"
#include "vm/object_graph.h"
#include "vm/object_store.h"
#include "vm/resolver.h"
#include "vm/stub_code.h"
#include "vm/symbols.h"
namespace dart {
#ifndef PRODUCT
static void AddNameProperties(JSONObject* jsobj,
const char* name,
const char* vm_name) {
jsobj->AddProperty("name", name);
if (strcmp(name, vm_name) != 0) {
jsobj->AddProperty("_vmName", vm_name);
}
}
void Object::AddCommonObjectProperties(JSONObject* jsobj,
const char* protocol_type,
bool ref) const {
const char* vm_type = JSONType();
bool same_type = (strcmp(protocol_type, vm_type) == 0);
if (ref) {
jsobj->AddPropertyF("type", "@%s", protocol_type);
} else {
jsobj->AddProperty("type", protocol_type);
}
if (!same_type) {
jsobj->AddProperty("_vmType", vm_type);
}
if (!ref || IsInstance() || IsNull()) {
// TODO(turnidge): Provide the type arguments here too?
const Class& cls = Class::Handle(this->clazz());
jsobj->AddProperty("class", cls);
}
if (!ref) {
if (ptr()->IsHeapObject()) {
jsobj->AddProperty("size", ptr()->untag()->HeapSize());
} else {
jsobj->AddProperty("size", (intptr_t)0);
}
}
}
void Object::PrintJSONImpl(JSONStream* stream, bool ref) const {
JSONObject jsobj(stream);
AddCommonObjectProperties(&jsobj, "Object", ref);
jsobj.AddServiceId(*this);
if (ref) {
return;
}
}
void Object::PrintJSON(JSONStream* stream, bool ref) const {
if (IsNull()) {
JSONObject jsobj(stream);
AddCommonObjectProperties(&jsobj, "Instance", ref);
jsobj.AddProperty("kind", "Null");
jsobj.AddFixedServiceId("objects/null");
jsobj.AddProperty("valueAsString", "null");
} else {
PrintJSONImpl(stream, ref);
}
}
void Object::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {
UNREACHABLE();
}
void Object::PrintImplementationFields(JSONStream* stream) const {
JSONObject jsobj(stream);
jsobj.AddProperty("type", "ImplementationFields");
JSONArray jsarr_fields(&jsobj, "fields");
if (!IsNull()) {
PrintImplementationFieldsImpl(jsarr_fields);
}
}
void Class::PrintJSONImpl(JSONStream* stream, bool ref) const {
Isolate* isolate = Isolate::Current();
JSONObject jsobj(stream);
if ((ptr() == Class::null()) || (id() == kFreeListElement)) {
// TODO(turnidge): This is weird and needs to be changed.
jsobj.AddProperty("type", "null");
return;
}
AddCommonObjectProperties(&jsobj, "Class", ref);
jsobj.AddFixedServiceId("classes/%" Pd "", id());
const String& scrubbed_name = String::Handle(ScrubbedName());
const String& vm_name = String::Handle(Name());
AddNameProperties(&jsobj, scrubbed_name.ToCString(), vm_name.ToCString());
const Script& script = Script::Handle(this->script());
if (!script.IsNull()) {
jsobj.AddLocation(script, token_pos(), end_token_pos());
}
jsobj.AddProperty("library", Object::Handle(library()));
const intptr_t num_type_params = NumTypeParameters();
if (num_type_params > 0) {
JSONArray jsarr(&jsobj, "typeParameters");
TypeParameter& type_param = TypeParameter::Handle();
for (intptr_t i = 0; i < num_type_params; ++i) {
type_param = TypeParameterAt(i);
jsarr.AddValue(type_param);
}
}
if (ref) {
return;
}
const Error& err = Error::Handle(EnsureIsFinalized(Thread::Current()));
if (!err.IsNull()) {
jsobj.AddProperty("error", err);
}
jsobj.AddProperty("abstract", is_abstract());
jsobj.AddProperty("const", is_const());
jsobj.AddProperty("isSealed", is_sealed());
jsobj.AddProperty("isMixinClass", is_mixin_class());
jsobj.AddProperty("isBaseClass", is_base_class());
jsobj.AddProperty("isInterfaceClass", is_interface_class());
jsobj.AddProperty("isFinal", is_final());
jsobj.AddProperty("_finalized", is_finalized());
jsobj.AddProperty("_implemented", is_implemented());
jsobj.AddProperty("_patch", false);
jsobj.AddProperty("traceAllocations", TraceAllocation(isolate->group()));
const Class& superClass = Class::Handle(SuperClass());
if (!superClass.IsNull()) {
jsobj.AddProperty("super", superClass);
}
const AbstractType& superType = AbstractType::Handle(super_type());
if (!superType.IsNull()) {
jsobj.AddProperty("superType", superType);
}
const Array& interface_array = Array::Handle(interfaces());
if (is_transformed_mixin_application()) {
Type& mix = Type::Handle();
mix ^= interface_array.At(interface_array.Length() - 1);
jsobj.AddProperty("mixin", mix);
}
{
JSONArray interfaces_array(&jsobj, "interfaces");
Type& interface_type = Type::Handle();
if (!interface_array.IsNull()) {
for (intptr_t i = 0; i < interface_array.Length(); ++i) {
interface_type ^= interface_array.At(i);
interfaces_array.AddValue(interface_type);
}
}
}
{
JSONArray fields_array(&jsobj, "fields");
const Array& field_array = Array::Handle(fields());
Field& field = Field::Handle();
if (!field_array.IsNull()) {
for (intptr_t i = 0; i < field_array.Length(); ++i) {
field ^= field_array.At(i);
fields_array.AddValue(field);
}
}
}
{
JSONArray functions_array(&jsobj, "functions");
const Array& function_array = Array::Handle(current_functions());
Function& function = Function::Handle();
if (!function_array.IsNull()) {
for (intptr_t i = 0; i < function_array.Length(); i++) {
function ^= function_array.At(i);
functions_array.AddValue(function);
}
}
}
{
JSONArray subclasses_array(&jsobj, "subclasses");
const GrowableObjectArray& subclasses =
GrowableObjectArray::Handle(direct_subclasses_unsafe());
if (!subclasses.IsNull()) {
Class& subclass = Class::Handle();
for (intptr_t i = 0; i < subclasses.Length(); ++i) {
// TODO(turnidge): Use the Type directly once regis has added
// types to the vmservice.
subclass ^= subclasses.At(i);
subclasses_array.AddValue(subclass);
}
}
}
}
void Class::PrintImplementationFieldsImpl(const JSONArray& jsarr_fields) const {
}
void TypeParameters::PrintJSONImpl(JSONStream* stream, bool ref) const {
JSONObject jsobj(stream);
AddCommonObjectProperties(&jsobj, "TypeParameters", ref);
jsobj.AddServiceId(*this);
if (ref) {
return;
}
jsobj.AddProperty("flags", Array::Handle(flags()));
jsobj.AddProperty("names", Array::Handle(names()));
jsobj.AddProperty("bounds", TypeArguments::Handle(bounds()));
jsobj.AddProperty("defaults", TypeArguments::Handle(defaults()));
}
void TypeParameters::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void TypeArguments::PrintJSONImpl(JSONStream* stream, bool ref) const {
JSONObject jsobj(stream);
// The index in the canonical_type_arguments table cannot be used as part of
// the object id (as in typearguments/id), because the indices are not
// preserved when the table grows and the entries get rehashed. Use the ring.
Thread* thread = Thread::Current();
Zone* zone = thread->zone();
auto object_store = thread->isolate_group()->object_store();
CanonicalTypeArgumentsSet typeargs_table(
zone, object_store->canonical_type_arguments());
const Array& table =
Array::Handle(HashTables::ToArray(typeargs_table, false));
typeargs_table.Release();
ASSERT(table.Length() > 0);
AddCommonObjectProperties(&jsobj, "TypeArguments", ref);
jsobj.AddServiceId(*this);
const String& user_name = String::Handle(UserVisibleName());
const String& vm_name = String::Handle(Name());
AddNameProperties(&jsobj, user_name.ToCString(), vm_name.ToCString());
if (ref) {
return;
}
{
JSONArray jsarr(&jsobj, "types");
AbstractType& type_arg = AbstractType::Handle();
for (intptr_t i = 0; i < Length(); i++) {
type_arg = TypeAt(i);
jsarr.AddValue(type_arg);
}
}
if (!IsInstantiated()) {
JSONArray jsarr(&jsobj, "_instantiations");
Array& prior_instantiations = Array::Handle(zone, instantiations());
TypeArguments& type_args = TypeArguments::Handle(zone);
InstantiationsCacheTable table(prior_instantiations);
for (const auto& tuple : table) {
// Skip unoccupied entries.
if (tuple.Get<Cache::kSentinelIndex>() == Cache::Sentinel()) continue;
JSONObject instantiation(&jsarr);
type_args ^= tuple.Get<Cache::kInstantiatorTypeArgsIndex>();
instantiation.AddProperty("instantiatorTypeArguments", type_args, true);
type_args = tuple.Get<Cache::kFunctionTypeArgsIndex>();
instantiation.AddProperty("functionTypeArguments", type_args, true);
type_args = tuple.Get<Cache::kInstantiatedTypeArgsIndex>();
instantiation.AddProperty("instantiated", type_args, true);
}
}
}
void TypeArguments::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void PatchClass::PrintJSONImpl(JSONStream* stream, bool ref) const {
Object::PrintJSONImpl(stream, ref);
}
void PatchClass::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void Function::AddFunctionServiceId(const JSONObject& jsobj) const {
Class& cls = Class::Handle(Owner());
// Special kinds of functions use indices in their respective lists.
intptr_t id = -1;
const char* selector = nullptr;
// Regular functions known to their owner use their name (percent-encoded).
String& name = String::Handle(this->name());
if (IsNonImplicitClosureFunction()) {
id = ClosureFunctionsCache::FindClosureIndex(*this);
selector = "closures";
} else if (IsImplicitClosureFunction()) {
id = cls.FindImplicitClosureFunctionIndex(*this);
selector = "implicit_closures";
} else if (IsNoSuchMethodDispatcher() || IsInvokeFieldDispatcher()) {
id = cls.FindInvocationDispatcherFunctionIndex(*this);
selector = "dispatchers";
} else if (IsFieldInitializer()) {
name ^= Field::NameFromInit(name);
const char* encoded_field_name = String::EncodeIRI(name);
if (cls.IsTopLevel()) {
const auto& library = Library::Handle(cls.library());
const auto& private_key = String::Handle(library.private_key());
jsobj.AddFixedServiceId("libraries/%s/field_inits/%s",
private_key.ToCString(), encoded_field_name);
} else {
jsobj.AddFixedServiceId("classes/%" Pd "/field_inits/%s", cls.id(),
encoded_field_name);
}
return;
}
if (id != -1) {
ASSERT(selector != nullptr);
if (cls.IsTopLevel()) {
const auto& library = Library::Handle(cls.library());
const auto& private_key = String::Handle(library.private_key());
jsobj.AddFixedServiceId("libraries/%s/%s/%" Pd "",
private_key.ToCString(), selector, id);
} else {
jsobj.AddFixedServiceId("classes/%" Pd "/%s/%" Pd "", cls.id(), selector,
id);
}
return;
}
Thread* thread = Thread::Current();
if (Resolver::ResolveFunction(thread->zone(), cls, name) == ptr()) {
const char* encoded_name = String::EncodeIRI(name);
if (cls.IsTopLevel()) {
const auto& library = Library::Handle(cls.library());
const auto& private_key = String::Handle(library.private_key());
jsobj.AddFixedServiceId("libraries/%s/functions/%s",
private_key.ToCString(), encoded_name);
} else {
jsobj.AddFixedServiceId("classes/%" Pd "/functions/%s", cls.id(),
encoded_name);
}
return;
}
// Oddball functions (not known to their owner) fall back to use the object
// id ring. Current known examples are signature functions of closures
// and stubs like 'megamorphic_call_miss'.
jsobj.AddServiceId(*this);
}
void Function::PrintJSONImpl(JSONStream* stream, bool ref) const {
Class& cls = Class::Handle(Owner());
ASSERT(!cls.IsNull());
Error& err = Error::Handle();
err = cls.EnsureIsFinalized(Thread::Current());
ASSERT(err.IsNull());
JSONObject jsobj(stream);
AddCommonObjectProperties(&jsobj, "Function", ref);
AddFunctionServiceId(jsobj);
const char* user_name = UserVisibleNameCString();
const String& vm_name = String::Handle(name());
AddNameProperties(&jsobj, user_name, vm_name.ToCString());
const Function& parent = Function::Handle(parent_function());
if (!parent.IsNull()) {
jsobj.AddProperty("owner", parent);
} else if (!cls.IsNull()) {
if (cls.IsTopLevel()) {
const Library& library = Library::Handle(cls.library());
jsobj.AddProperty("owner", library);
} else {
jsobj.AddProperty("owner", cls);
}
}
const char* kind_string = Function::KindToCString(kind());
jsobj.AddProperty("_kind", kind_string);
jsobj.AddProperty("static", is_static());
jsobj.AddProperty("const", is_const());
jsobj.AddProperty("implicit", IsImplicitGetterOrSetter());
jsobj.AddProperty("abstract", is_abstract());
jsobj.AddProperty("_intrinsic", is_intrinsic());
jsobj.AddProperty("_native", is_native());
jsobj.AddProperty("isGetter", kind() == UntaggedFunction::kGetterFunction);
jsobj.AddProperty("isSetter", kind() == UntaggedFunction::kSetterFunction);
const Script& script = Script::Handle(this->script());
if (!script.IsNull()) {
#if defined(DART_PRECOMPILED_RUNTIME)
// Token position information is stripped in AOT snapshots, but the line
// number is still included.
jsobj.AddLocationLine(script, line());
#else
jsobj.AddLocation(script, token_pos(), end_token_pos());
#endif // defined(DART_PRECOMPILED_RUNTIME)
}
if (ref) {
return;
}
const FunctionType& sig = FunctionType::Handle(signature());
jsobj.AddProperty("signature", sig);
Code& code = Code::Handle(CurrentCode());
if (!code.IsNull()) {
jsobj.AddProperty("code", code);
}
Array& ics = Array::Handle(ic_data_array());
if (!ics.IsNull()) {
jsobj.AddProperty("_icDataArray", ics);
}
jsobj.AddProperty("_optimizable", is_optimizable());
jsobj.AddProperty("_inlinable", is_inlinable());
jsobj.AddProperty("_recognized", IsRecognized());
code = unoptimized_code();
if (!code.IsNull()) {
jsobj.AddProperty("_unoptimizedCode", code);
}
jsobj.AddProperty("_usageCounter", usage_counter());
jsobj.AddProperty("_optimizedCallSiteCount", optimized_call_site_count());
jsobj.AddProperty("_deoptimizations",
static_cast<intptr_t>(deoptimization_counter()));
if ((kind() == UntaggedFunction::kImplicitGetter) ||
(kind() == UntaggedFunction::kImplicitSetter) ||
(kind() == UntaggedFunction::kImplicitStaticGetter) ||
(kind() == UntaggedFunction::kFieldInitializer)) {
const Field& field = Field::Handle(accessor_field());
if (!field.IsNull()) {
jsobj.AddProperty("_field", field);
}
}
}
void Function::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void FfiTrampolineData::PrintJSONImpl(JSONStream* stream, bool ref) const {
Object::PrintJSONImpl(stream, ref);
}
void FfiTrampolineData::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void Field::PrintJSONImpl(JSONStream* stream, bool ref) const {
JSONObject jsobj(stream);
Class& cls = Class::Handle(Owner());
String& field_name = String::Handle(name());
const char* encoded_field_name = String::EncodeIRI(field_name);
AddCommonObjectProperties(&jsobj, "Field", ref);
if (cls.IsTopLevel()) {
const auto& library = Library::Handle(cls.library());
const auto& private_key = String::Handle(library.private_key());
jsobj.AddFixedServiceId("libraries/%s/fields/%s", private_key.ToCString(),
encoded_field_name);
} else {
jsobj.AddFixedServiceId("classes/%" Pd "/fields/%s", cls.id(),
encoded_field_name);
}
const char* user_name = UserVisibleNameCString();
const String& vm_name = String::Handle(name());
AddNameProperties(&jsobj, user_name, vm_name.ToCString());
if (cls.IsTopLevel()) {
const Library& library = Library::Handle(cls.library());
jsobj.AddProperty("owner", library);
} else {
jsobj.AddProperty("owner", cls);
}
AbstractType& declared_type = AbstractType::Handle(type());
jsobj.AddProperty("declaredType", declared_type);
jsobj.AddProperty("static", is_static());
jsobj.AddProperty("final", is_final());
jsobj.AddProperty("const", is_const());
const class Script& script = Script::Handle(Script());
if (!script.IsNull()) {
jsobj.AddLocation(script, token_pos(), end_token_pos());
}
if (ref) {
return;
}
if (is_static()) {
const Object& valueObj = Object::Handle(StaticValue());
jsobj.AddProperty("staticValue", valueObj);
}
jsobj.AddProperty("_guardNullable", is_nullable());
if (guarded_cid() == kIllegalCid) {
jsobj.AddProperty("_guardClass", "unknown");
} else if (guarded_cid() == kDynamicCid) {
jsobj.AddProperty("_guardClass", "dynamic");
} else {
ClassTable* table = IsolateGroup::Current()->class_table();
ASSERT(table->IsValidIndex(guarded_cid()));
cls = table->At(guarded_cid());
jsobj.AddProperty("_guardClass", cls);
}
if (guarded_list_length() == kUnknownFixedLength) {
jsobj.AddProperty("_guardLength", "unknown");
} else if (guarded_list_length() == kNoFixedLength) {
jsobj.AddProperty("_guardLength", "variable");
} else {
jsobj.AddPropertyF("_guardLength", "%" Pd, guarded_list_length());
}
}
void Field::PrintImplementationFieldsImpl(const JSONArray& jsarr_fields) const {
}
// See also Dart_ScriptGetTokenInfo.
void Script::PrintJSONImpl(JSONStream* stream, bool ref) const {
JSONObject jsobj(stream);
AddCommonObjectProperties(&jsobj, "Script", ref);
const String& uri = String::Handle(url());
ASSERT(!uri.IsNull());
const char* encoded_uri = String::EncodeIRI(uri);
const Library& lib = Library::Handle(FindLibrary());
if (lib.IsNull()) {
jsobj.AddServiceId(*this);
} else {
const String& lib_id = String::Handle(lib.private_key());
jsobj.AddFixedServiceId("libraries/%s/scripts/%s/%" Px64 "",
lib_id.ToCString(), encoded_uri, load_timestamp());
}
jsobj.AddPropertyStr("uri", uri);
jsobj.AddProperty("_kind", "kernel");
if (ref) {
return;
}
jsobj.AddPropertyTimeMillis("_loadTime", load_timestamp());
if (!lib.IsNull()) {
jsobj.AddProperty("library", lib);
}
const String& source = String::Handle(Source());
jsobj.AddProperty("lineOffset", line_offset());
jsobj.AddProperty("columnOffset", col_offset());
if (!source.IsNull()) {
jsobj.AddPropertyStr("source", source);
}
// Print the line number table
const GrowableObjectArray& lineNumberArray =
GrowableObjectArray::Handle(GenerateLineNumberArray());
if (!lineNumberArray.IsNull() && (lineNumberArray.Length() > 0)) {
JSONArray tokenPosTable(&jsobj, "tokenPosTable");
Object& value = Object::Handle();
intptr_t pos = 0;
// Skip leading null.
ASSERT(lineNumberArray.Length() > 0);
value = lineNumberArray.At(pos);
ASSERT(value.IsNull());
pos++;
while (pos < lineNumberArray.Length()) {
JSONArray lineInfo(&tokenPosTable);
while (pos < lineNumberArray.Length()) {
value = lineNumberArray.At(pos);
pos++;
if (value.IsNull()) {
break;
}
const Smi& smi = Smi::Cast(value);
lineInfo.AddValue(smi.Value());
}
}
}
}
void Script::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
static void PrintShowHideNamesToJSON(JSONObject* jsobj, const Namespace& ns) {
Array& arr = Array::Handle();
String& name = String::Handle();
arr ^= ns.show_names();
if (!arr.IsNull()) {
JSONArray jsarr(jsobj, "shows");
for (intptr_t i = 0; i < arr.Length(); ++i) {
name ^= arr.At(i);
jsarr.AddValue(name.ToCString());
}
}
arr ^= ns.hide_names();
if (!arr.IsNull()) {
JSONArray jsarr(jsobj, "hides");
for (intptr_t i = 0; i < arr.Length(); ++i) {
name ^= arr.At(i);
jsarr.AddValue(name.ToCString());
}
}
}
void Library::PrintJSONImpl(JSONStream* stream, bool ref) const {
const String& id = String::Handle(private_key());
JSONObject jsobj(stream);
AddCommonObjectProperties(&jsobj, "Library", ref);
jsobj.AddFixedServiceId("libraries/%s", id.ToCString());
const String& vm_name = String::Handle(name());
const char* scrubbed_name = String::ScrubName(vm_name);
AddNameProperties(&jsobj, scrubbed_name, vm_name.ToCString());
const String& library_url = String::Handle(url());
jsobj.AddPropertyStr("uri", library_url);
if (ref) {
return;
}
jsobj.AddProperty("debuggable", IsDebuggable());
{
JSONArray jsarr(&jsobj, "classes");
ClassDictionaryIterator class_iter(*this);
Class& klass = Class::Handle();
while (class_iter.HasNext()) {
klass = class_iter.GetNextClass();
jsarr.AddValue(klass);
}
}
{
JSONArray jsarr(&jsobj, "dependencies");
Namespace& ns = Namespace::Handle();
Library& target = Library::Handle();
// Unprefixed imports.
Array& imports = Array::Handle(this->imports());
for (intptr_t i = 0; i < imports.Length(); i++) {
ns ^= imports.At(i);
if (ns.IsNull()) continue;
JSONObject jsdep(&jsarr);
jsdep.AddProperty("isDeferred", false);
jsdep.AddProperty("isExport", false);
jsdep.AddProperty("isImport", true);
target = ns.target();
jsdep.AddProperty("target", target);
PrintShowHideNamesToJSON(&jsdep, ns);
}
// Exports.
const Array& exports = Array::Handle(this->exports());
for (intptr_t i = 0; i < exports.Length(); i++) {
ns ^= exports.At(i);
if (ns.IsNull()) continue;
JSONObject jsdep(&jsarr);
jsdep.AddProperty("isDeferred", false);
jsdep.AddProperty("isExport", true);
jsdep.AddProperty("isImport", false);
target = ns.target();
jsdep.AddProperty("target", target);
PrintShowHideNamesToJSON(&jsdep, ns);
}
// Prefixed imports.
DictionaryIterator entries(*this);
Object& entry = Object::Handle();
LibraryPrefix& prefix = LibraryPrefix::Handle();
String& prefix_name = String::Handle();
while (entries.HasNext()) {
entry = entries.GetNext();
if (entry.IsLibraryPrefix()) {
prefix ^= entry.ptr();
imports = prefix.imports();
if (!imports.IsNull()) {
for (intptr_t i = 0; i < imports.Length(); i++) {
ns ^= imports.At(i);
if (ns.IsNull()) continue;
JSONObject jsdep(&jsarr);
jsdep.AddProperty("isDeferred", prefix.is_deferred_load());
jsdep.AddProperty("isExport", false);
jsdep.AddProperty("isImport", true);
prefix_name = prefix.name();
ASSERT(!prefix_name.IsNull());
jsdep.AddProperty("prefix", prefix_name.ToCString());
target = ns.target();
jsdep.AddProperty("target", target);
PrintShowHideNamesToJSON(&jsdep, ns);
}
}
}
}
}
{
JSONArray jsarr(&jsobj, "variables");
DictionaryIterator entries(*this);
Object& entry = Object::Handle();
while (entries.HasNext()) {
entry = entries.GetNext();
if (entry.IsField()) {
jsarr.AddValue(entry);
}
}
}
{
JSONArray jsarr(&jsobj, "functions");
DictionaryIterator entries(*this);
Object& entry = Object::Handle();
while (entries.HasNext()) {
entry = entries.GetNext();
if (entry.IsFunction()) {
const Function& func = Function::Cast(entry);
if (func.kind() == UntaggedFunction::kRegularFunction ||
func.kind() == UntaggedFunction::kGetterFunction ||
func.kind() == UntaggedFunction::kSetterFunction) {
jsarr.AddValue(func);
}
}
}
}
{
JSONArray jsarr(&jsobj, "scripts");
Array& scripts = Array::Handle(LoadedScripts());
Script& script = Script::Handle();
for (intptr_t i = 0; i < scripts.Length(); i++) {
script ^= scripts.At(i);
jsarr.AddValue(script);
}
}
}
void Library::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void LibraryPrefix::PrintJSONImpl(JSONStream* stream, bool ref) const {
Object::PrintJSONImpl(stream, ref);
}
void LibraryPrefix::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void Namespace::PrintJSONImpl(JSONStream* stream, bool ref) const {
Object::PrintJSONImpl(stream, ref);
}
void Namespace::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void KernelProgramInfo::PrintJSONImpl(JSONStream* stream, bool ref) const {
Object::PrintJSONImpl(stream, ref);
}
void KernelProgramInfo::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void Instructions::PrintJSONImpl(JSONStream* stream, bool ref) const {
Object::PrintJSONImpl(stream, ref);
}
void Instructions::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void InstructionsSection::PrintJSONImpl(JSONStream* stream, bool ref) const {
Object::PrintJSONImpl(stream, ref);
}
void InstructionsSection::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void InstructionsTable::PrintJSONImpl(JSONStream* stream, bool ref) const {
Object::PrintJSONImpl(stream, ref);
}
void InstructionsTable::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void WeakSerializationReference::PrintJSONImpl(JSONStream* stream,
bool ref) const {
JSONObject jsobj(stream);
AddCommonObjectProperties(&jsobj, "Object", ref);
jsobj.AddServiceId(*this);
if (ref) return;
auto& obj = Object::Handle(target());
jsobj.AddProperty("target", obj);
}
void WeakSerializationReference::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void WeakArray::PrintJSONImpl(JSONStream* stream, bool ref) const {
JSONObject jsobj(stream);
AddCommonObjectProperties(&jsobj, "Object", ref);
jsobj.AddServiceId(*this);
jsobj.AddProperty("length", Length());
if (ref) {
return;
}
intptr_t offset;
intptr_t count;
stream->ComputeOffsetAndCount(Length(), &offset, &count);
if (offset > 0) {
jsobj.AddProperty("offset", offset);
}
if (count < Length()) {
jsobj.AddProperty("count", count);
}
intptr_t limit = offset + count;
ASSERT(limit <= Length());
{
JSONArray jsarr(&jsobj, "elements");
Object& element = Object::Handle();
for (intptr_t index = offset; index < limit; index++) {
element = At(index);
jsarr.AddValue(element);
}
}
}
void WeakArray::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void ObjectPool::PrintJSONImpl(JSONStream* stream, bool ref) const {
JSONObject jsobj(stream);
AddCommonObjectProperties(&jsobj, "Object", ref);
jsobj.AddServiceId(*this);
jsobj.AddProperty("length", Length());
if (ref) {
return;
}
{
JSONArray jsarr(&jsobj, "_entries");
uword imm;
Object& obj = Object::Handle();
for (intptr_t i = 0; i < Length(); i++) {
JSONObject jsentry(stream);
jsentry.AddProperty("offset", OffsetFromIndex(i));
switch (TypeAt(i)) {
case ObjectPool::EntryType::kTaggedObject:
obj = ObjectAt(i);
jsentry.AddProperty("kind", "Object");
jsentry.AddProperty("value", obj);
break;
case ObjectPool::EntryType::kImmediate:
imm = RawValueAt(i);
jsentry.AddProperty("kind", "Immediate");
jsentry.AddPropertyF("value", "0x%" Px, imm);
break;
case ObjectPool::EntryType::kNativeFunction:
imm = RawValueAt(i);
jsentry.AddProperty("kind", "NativeFunction");
jsentry.AddPropertyF("value", "0x%" Px, imm);
break;
default:
UNREACHABLE();
}
}
}
}
void ObjectPool::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void PcDescriptors::PrintToJSONObject(JSONObject* jsobj, bool ref) const {
AddCommonObjectProperties(jsobj, "Object", ref);
// TODO(johnmccutchan): Generate a stable id. PcDescriptors hang off a Code
// object but do not have a back reference to generate an ID.
jsobj->AddServiceId(*this);
if (ref) {
return;
}
JSONArray members(jsobj, "members");
Iterator iter(*this, UntaggedPcDescriptors::kAnyKind);
while (iter.MoveNext()) {
JSONObject descriptor(&members);
descriptor.AddPropertyF("pcOffset", "%" Px "", iter.PcOffset());
descriptor.AddProperty("kind", KindAsStr(iter.Kind()));
descriptor.AddProperty("deoptId", iter.DeoptId());
// TODO(turnidge): Use AddLocation instead.
descriptor.AddProperty("tokenPos", iter.TokenPos());
descriptor.AddProperty("tryIndex", iter.TryIndex());
}
}
void PcDescriptors::PrintJSONImpl(JSONStream* stream, bool ref) const {
JSONObject jsobj(stream);
PrintToJSONObject(&jsobj, ref);
}
void PcDescriptors::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void CodeSourceMap::PrintJSONImpl(JSONStream* stream, bool ref) const {
Object::PrintJSONImpl(stream, ref);
}
void CodeSourceMap::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void CompressedStackMaps::PrintJSONImpl(JSONStream* stream, bool ref) const {
Object::PrintJSONImpl(stream, ref);
}
void CompressedStackMaps::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void LocalVarDescriptors::PrintJSONImpl(JSONStream* stream, bool ref) const {
JSONObject jsobj(stream);
AddCommonObjectProperties(&jsobj, "Object", ref);
// TODO(johnmccutchan): Generate a stable id. LocalVarDescriptors hang off
// a Code object but do not have a back reference to generate an ID.
jsobj.AddServiceId(*this);
if (ref) {
return;
}
JSONArray members(&jsobj, "members");
String& var_name = String::Handle();
for (intptr_t i = 0; i < Length(); i++) {
UntaggedLocalVarDescriptors::VarInfo info;
var_name = GetName(i);
GetInfo(i, &info);
JSONObject var(&members);
var.AddProperty("name", var_name.ToCString());
var.AddProperty("index", static_cast<intptr_t>(info.index()));
var.AddProperty("declarationTokenPos", info.declaration_pos);
var.AddProperty("scopeStartTokenPos", info.begin_pos);
var.AddProperty("scopeEndTokenPos", info.end_pos);
var.AddProperty("scopeId", static_cast<intptr_t>(info.scope_id));
var.AddProperty("kind", KindToCString(info.kind()));
}
}
void LocalVarDescriptors::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void ExceptionHandlers::PrintJSONImpl(JSONStream* stream, bool ref) const {
Object::PrintJSONImpl(stream, ref);
}
void ExceptionHandlers::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void SingleTargetCache::PrintJSONImpl(JSONStream* stream, bool ref) const {
JSONObject jsobj(stream);
AddCommonObjectProperties(&jsobj, "Object", ref);
jsobj.AddServiceId(*this);
jsobj.AddProperty("_target", Code::Handle(target()));
if (ref) {
return;
}
jsobj.AddProperty("_lowerLimit", lower_limit());
jsobj.AddProperty("_upperLimit", upper_limit());
}
void SingleTargetCache::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void UnlinkedCall::PrintJSONImpl(JSONStream* stream, bool ref) const {
JSONObject jsobj(stream);
AddCommonObjectProperties(&jsobj, "Object", ref);
jsobj.AddServiceId(*this);
jsobj.AddProperty("_selector", String::Handle(target_name()).ToCString());
if (ref) {
return;
}
jsobj.AddProperty("_argumentsDescriptor",
Array::Handle(arguments_descriptor()));
}
void UnlinkedCall::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void MonomorphicSmiableCall::PrintJSONImpl(JSONStream* stream, bool ref) const {
JSONObject jsobj(stream);
AddCommonObjectProperties(&jsobj, "Object", ref);
jsobj.AddServiceId(*this);
jsobj.AddProperty("_expectedClassId", Smi::Handle(Smi::New(expected_cid())));
if (ref) {
return;
}
}
void MonomorphicSmiableCall::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {}
void CallSiteData::PrintJSONImpl(JSONStream* stream, bool ref) const {
UNREACHABLE();
}
void CallSiteData::PrintImplementationFieldsImpl(
const JSONArray& jsarr_fields) const {
UNREACHABLE();
}
void ICData::PrintJSONImpl(JSONStream* stream, bool ref) const {
JSONObject jsobj(stream);
AddCommonObjectProperties(&jsobj, "Object", ref);
jsobj.AddServiceId(*this);
jsobj.AddProperty("_owner", Object::Handle(Owner()));
jsobj.AddProperty("_selector", String::Handle(target_name()).ToCString());
if (ref) {
return;
}
jsobj.AddProperty("_argumentsDescriptor",
Object::Handle(arguments_descriptor()));
jsobj.AddProperty("_entries", Object::Handle(entries()));
}
void ICData::PrintToJSONArray(const JSONArray& jsarray,
TokenPosition token_pos) const {
auto class_table = IsolateGroup::Current()->class_table();
Class& cls = Class::Handle();
Function& func = Function::Handle();
JSONObject jsobj(&jsarray);
jsobj.AddProperty("name", String::Handle(target_name()).ToCString());