Firefox timeline integration #4957

This commit is contained in:
Guro Bokum 2015-03-28 23:27:54 +07:00
parent 1e45d025b3
commit 97714ec5ed
15 changed files with 761 additions and 14 deletions

View file

@ -241,6 +241,7 @@ no_jsmanaged_fields!(ImageCacheTask, ScriptControlChan);
no_jsmanaged_fields!(Atom, Namespace, Timer);
no_jsmanaged_fields!(Trusted<T>);
no_jsmanaged_fields!(PropertyDeclarationBlock);
no_jsmanaged_fields!(HashSet<T>);
// These three are interdependent, if you plan to put jsmanaged data
// in one of these make sure it is propagated properly to containing structs
no_jsmanaged_fields!(SubpageId, WindowSizeData, PipelineId);

View file

@ -34,7 +34,7 @@ use script_task::ScriptMsg;
use script_traits::ScriptControlChan;
use timers::{IsInterval, TimerId, TimerManager, TimerCallback};
use devtools_traits::DevtoolsControlChan;
use devtools_traits::{DevtoolsControlChan, TimelineMarker, TimelineMarkerType, TracingMetadata};
use msg::compositor_msg::ScriptListener;
use msg::constellation_msg::{LoadData, PipelineId, SubpageId, ConstellationChan, WindowSizeData, WorkerId};
use net_traits::ResourceTask;
@ -54,13 +54,15 @@ use url::{Url, UrlParser};
use libc;
use rustc_serialize::base64::{FromBase64, ToBase64, STANDARD};
use std::cell::{Cell, Ref, RefMut};
use std::borrow::ToOwned;
use std::cell::{Cell, Ref, RefMut, RefCell};
use std::collections::HashSet;
use std::default::Default;
use std::ffi::CString;
use std::mem;
use std::num::Float;
use std::rc::Rc;
use std::sync::mpsc::{channel, Receiver};
use std::sync::mpsc::{channel, Receiver, Sender};
use std::sync::mpsc::TryRecvError::{Empty, Disconnected};
use time;
@ -102,6 +104,10 @@ pub struct Window {
/// For providing instructions to an optional devtools server.
devtools_chan: Option<DevtoolsControlChan>,
/// For sending timeline markers. Will be ignored if
/// no devtools server
devtools_markers: RefCell<HashSet<TimelineMarkerType>>,
devtools_marker_sender: RefCell<Option<Sender<TimelineMarker>>>,
/// A flag to indicate whether the developer tools have requested live updates of
/// page changes.
@ -477,6 +483,10 @@ pub trait WindowHelpers {
fn IndexedGetter(self, _index: u32, _found: &mut bool) -> Option<Temporary<Window>>;
fn thaw(self);
fn freeze(self);
fn need_emit_timeline_marker(self, timeline_type: TimelineMarkerType) -> bool;
fn emit_timeline_marker(self, marker: TimelineMarker);
fn set_devtools_timeline_marker(self, marker: TimelineMarkerType, reply: Sender<TimelineMarker>);
fn drop_devtools_timeline_markers(self);
}
pub trait ScriptHelpers {
@ -547,6 +557,11 @@ impl<'a> WindowHelpers for JSRef<'a, Window> {
None => return,
};
if self.need_emit_timeline_marker(TimelineMarkerType::Reflow) {
let marker = TimelineMarker::new("Reflow".to_owned(), TracingMetadata::IntervalStart);
self.emit_timeline_marker(marker);
}
// Layout will let us know when it's done.
let (join_chan, join_port) = channel();
@ -583,6 +598,11 @@ impl<'a> WindowHelpers for JSRef<'a, Window> {
debug!("script: layout forked");
self.join_layout();
if self.need_emit_timeline_marker(TimelineMarkerType::Reflow) {
let marker = TimelineMarker::new("Reflow".to_owned(), TracingMetadata::IntervalEnd);
self.emit_timeline_marker(marker);
}
}
// FIXME(cgaebel): join_layout is racey. What if the compositor triggers a
@ -776,6 +796,27 @@ impl<'a> WindowHelpers for JSRef<'a, Window> {
fn freeze(self) {
self.timers.suspend();
}
fn need_emit_timeline_marker(self, timeline_type: TimelineMarkerType) -> bool {
let markers = self.devtools_markers.borrow();
markers.contains(&timeline_type)
}
fn emit_timeline_marker(self, marker: TimelineMarker) {
let sender = self.devtools_marker_sender.borrow();
let sender = sender.as_ref().expect("There is no marker sender");
sender.send(marker);
}
fn set_devtools_timeline_marker(self, marker: TimelineMarkerType, reply: Sender<TimelineMarker>) {
*self.devtools_marker_sender.borrow_mut() = Some(reply);
self.devtools_markers.borrow_mut().insert(marker);
}
fn drop_devtools_timeline_markers(self) {
self.devtools_markers.borrow_mut().clear();
*self.devtools_marker_sender.borrow_mut() = None;
}
}
impl Window {
@ -836,6 +877,9 @@ impl Window {
layout_rpc: layout_rpc,
layout_join_port: DOMRefCell::new(None),
window_size: Cell::new(window_size),
devtools_marker_sender: RefCell::new(None),
devtools_markers: RefCell::new(HashSet::new()),
devtools_wants_updates: Cell::new(false),
};