mirror of
https://github.com/dart-lang/sdk
synced 2024-09-23 05:23:31 +00:00
2ee3263277
- Keep separate lists for normal sized executable and data pages. R=koda@google.com Review URL: https://codereview.chromium.org//503363005 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@39593 260f80e4-7a28-3924-810f-c04153c831b5
247 lines
5.5 KiB
C++
247 lines
5.5 KiB
C++
// Copyright (c) 2014, 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/metrics.h"
|
|
|
|
#include "vm/isolate.h"
|
|
#include "vm/json_stream.h"
|
|
#include "vm/native_entry.h"
|
|
#include "vm/runtime_entry.h"
|
|
#include "vm/object.h"
|
|
|
|
namespace dart {
|
|
|
|
Metric* Metric::vm_list_head_ = NULL;
|
|
|
|
Metric::Metric()
|
|
: isolate_(NULL),
|
|
name_(NULL),
|
|
description_(NULL),
|
|
unit_(kCounter),
|
|
value_(0),
|
|
next_(NULL) {
|
|
}
|
|
|
|
|
|
void Metric::Init(Isolate* isolate,
|
|
const char* name,
|
|
const char* description,
|
|
Unit unit) {
|
|
// Only called once.
|
|
ASSERT(next_ == NULL);
|
|
ASSERT(name != NULL);
|
|
isolate_ = isolate;
|
|
name_ = name;
|
|
description_ = description;
|
|
unit_ = unit;
|
|
RegisterWithIsolate();
|
|
}
|
|
|
|
|
|
void Metric::Init(const char* name, const char* description, Unit unit) {
|
|
// Only called once.
|
|
ASSERT(next_ == NULL);
|
|
ASSERT(name != NULL);
|
|
name_ = name;
|
|
description_ = description;
|
|
unit_ = unit;
|
|
RegisterWithVM();
|
|
}
|
|
|
|
|
|
Metric::~Metric() {
|
|
// Only deregister metrics which had been registered. Metrics without a name
|
|
// are from shallow copy isolates.
|
|
if (name_ != NULL) {
|
|
if (isolate_ == NULL) {
|
|
DeregisterWithVM();
|
|
} else {
|
|
DeregisterWithIsolate();
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
static const char* UnitString(intptr_t unit) {
|
|
switch (unit) {
|
|
case Metric::kCounter: return "counter";
|
|
case Metric::kByte: return "byte";
|
|
default:
|
|
UNREACHABLE();
|
|
}
|
|
UNREACHABLE();
|
|
return NULL;
|
|
}
|
|
|
|
|
|
void Metric::PrintJSON(JSONStream* stream) {
|
|
JSONObject obj(stream);
|
|
obj.AddProperty("type", "Counter");
|
|
obj.AddProperty("name", name_);
|
|
obj.AddProperty("description", description_);
|
|
obj.AddProperty("unit", UnitString(unit()));
|
|
obj.AddPropertyF("id", "metrics/vm/%s", name_);
|
|
// TODO(johnmccutchan): Overflow?
|
|
double value_as_double = static_cast<double>(Value());
|
|
obj.AddProperty("value", value_as_double);
|
|
}
|
|
|
|
|
|
bool Metric::NameExists(Metric* head, const char* name) {
|
|
ASSERT(name != NULL);
|
|
while (head != NULL) {
|
|
const char* metric_name = head->name();
|
|
ASSERT(metric_name != NULL);
|
|
if (strcmp(metric_name, name) == 0) {
|
|
return true;
|
|
}
|
|
head = head->next();
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
|
|
void Metric::RegisterWithIsolate() {
|
|
ASSERT(isolate_ != NULL);
|
|
ASSERT(next_ == NULL);
|
|
// No duplicate names allowed.
|
|
ASSERT(!NameExists(isolate_->metrics_list_head(), name()));
|
|
Metric* head = isolate_->metrics_list_head();
|
|
if (head != NULL) {
|
|
set_next(head);
|
|
}
|
|
isolate_->set_metrics_list_head(this);
|
|
}
|
|
|
|
|
|
void Metric::DeregisterWithIsolate() {
|
|
Metric* head = isolate_->metrics_list_head();
|
|
ASSERT(head != NULL);
|
|
// Handle head of list case.
|
|
if (head == this) {
|
|
isolate_->set_metrics_list_head(next());
|
|
set_next(NULL);
|
|
return;
|
|
}
|
|
Metric* previous = NULL;
|
|
while (true) {
|
|
previous = head;
|
|
ASSERT(previous != NULL);
|
|
head = head->next();
|
|
if (head == NULL) {
|
|
break;
|
|
}
|
|
if (head == this) {
|
|
// Remove this from list.
|
|
previous->set_next(head->next());
|
|
set_next(NULL);
|
|
return;
|
|
}
|
|
ASSERT(head != NULL);
|
|
}
|
|
UNREACHABLE();
|
|
}
|
|
|
|
|
|
void Metric::RegisterWithVM() {
|
|
ASSERT(isolate_ == NULL);
|
|
ASSERT(next_ == NULL);
|
|
// No duplicate names allowed.
|
|
ASSERT(!NameExists(vm_list_head_, name()));
|
|
Metric* head = vm_list_head_;
|
|
if (head != NULL) {
|
|
set_next(head);
|
|
}
|
|
vm_list_head_ = this;
|
|
}
|
|
|
|
|
|
void Metric::DeregisterWithVM() {
|
|
ASSERT(isolate_ == NULL);
|
|
Metric* head = vm_list_head_;
|
|
if (head == NULL) {
|
|
return;
|
|
}
|
|
// Handle head of list case.
|
|
if (head == this) {
|
|
vm_list_head_ = next();
|
|
set_next(NULL);
|
|
return;
|
|
}
|
|
Metric* previous = NULL;
|
|
while (true) {
|
|
previous = head;
|
|
ASSERT(previous != NULL);
|
|
head = head->next();
|
|
if (head == NULL) {
|
|
break;
|
|
}
|
|
if (head == this) {
|
|
// Remove this from list.
|
|
previous->set_next(head->next());
|
|
set_next(NULL);
|
|
return;
|
|
}
|
|
ASSERT(head != NULL);
|
|
}
|
|
UNREACHABLE();
|
|
}
|
|
|
|
|
|
int64_t MetricHeapOldUsed::Value() const {
|
|
ASSERT(isolate() == Isolate::Current());
|
|
return isolate()->heap()->UsedInWords(Heap::kOld) * kWordSize;
|
|
}
|
|
|
|
|
|
int64_t MetricHeapOldCapacity::Value() const {
|
|
ASSERT(isolate() == Isolate::Current());
|
|
return isolate()->heap()->CapacityInWords(Heap::kOld) * kWordSize;
|
|
}
|
|
|
|
|
|
int64_t MetricHeapOldExternal::Value() const {
|
|
ASSERT(isolate() == Isolate::Current());
|
|
return isolate()->heap()->ExternalInWords(Heap::kOld) * kWordSize;
|
|
}
|
|
|
|
|
|
int64_t MetricHeapNewUsed::Value() const {
|
|
ASSERT(isolate() == Isolate::Current());
|
|
return isolate()->heap()->UsedInWords(Heap::kNew) * kWordSize;
|
|
}
|
|
|
|
|
|
int64_t MetricHeapNewCapacity::Value() const {
|
|
ASSERT(isolate() == Isolate::Current());
|
|
return isolate()->heap()->CapacityInWords(Heap::kNew) * kWordSize;
|
|
}
|
|
|
|
|
|
int64_t MetricHeapNewExternal::Value() const {
|
|
ASSERT(isolate() == Isolate::Current());
|
|
return isolate()->heap()->ExternalInWords(Heap::kNew) * kWordSize;
|
|
}
|
|
|
|
|
|
int64_t MetricIsolateCount::Value() const {
|
|
return Isolate::IsolateListLength();
|
|
}
|
|
|
|
#define VM_METRIC_VARIABLE(type, variable, name, unit) \
|
|
static type vm_metric_##variable##_;
|
|
VM_METRIC_LIST(VM_METRIC_VARIABLE);
|
|
#undef VM_METRIC_VARIABLE
|
|
|
|
|
|
void Metric::InitOnce() {
|
|
#define VM_METRIC_INIT(type, variable, name, unit) \
|
|
vm_metric_##variable##_.Init(name, NULL, Metric::unit);
|
|
VM_METRIC_LIST(VM_METRIC_INIT);
|
|
#undef VM_METRIC_INIT
|
|
}
|
|
|
|
} // namespace dart
|