use base::cross_process_instant::CrossProcessInstant;
use ipc_channel::ipc::IpcSender;
use log::warn;
use serde::{Deserialize, Serialize};
use servo_config::opts;
use time_03::Duration;
#[derive(Clone, Debug, Deserialize, Eq, Ord, PartialEq, PartialOrd, Serialize)]
pub struct TimerMetadata {
pub url: String,
pub iframe: TimerMetadataFrameType,
pub incremental: TimerMetadataReflowType,
}
#[derive(Clone, Debug, Deserialize, Serialize)]
pub struct ProfilerChan(pub IpcSender<ProfilerMsg>);
impl ProfilerChan {
pub fn send(&self, msg: ProfilerMsg) {
if let Err(e) = self.0.send(msg) {
warn!("Error communicating with the time profiler thread: {}", e);
}
}
}
#[derive(Clone, Debug, Deserialize, Serialize)]
pub enum ProfilerData {
NoRecords,
Record(Vec<Duration>),
}
#[derive(Clone, Debug, Deserialize, Serialize)]
pub enum ProfilerMsg {
Time(
(ProfilerCategory, Option<TimerMetadata>),
(CrossProcessInstant, CrossProcessInstant),
),
Get(
(ProfilerCategory, Option<TimerMetadata>),
IpcSender<ProfilerData>,
),
Print,
BlockedLayoutQuery(String),
Exit(IpcSender<()>),
}
#[repr(u32)]
#[derive(Clone, Copy, Debug, Deserialize, Eq, Hash, Ord, PartialEq, PartialOrd, Serialize)]
pub enum ProfilerCategory {
Compositing = 0x00,
LayoutPerform = 0x10,
LayoutStyleRecalc = 0x11,
LayoutTextShaping = 0x12,
LayoutRestyleDamagePropagation = 0x13,
LayoutNonIncrementalReset = 0x14,
LayoutSelectorMatch = 0x15,
LayoutTreeBuilder = 0x16,
LayoutDamagePropagate = 0x17,
LayoutGeneratedContent = 0x18,
LayoutDisplayListSorting = 0x19,
LayoutFloatPlacementSpeculation = 0x1a,
LayoutMain = 0x1b,
LayoutStoreOverflow = 0x1c,
LayoutParallelWarmup = 0x1d,
LayoutDispListBuild = 0x1e,
NetHTTPRequestResponse = 0x30,
PaintingPerTile = 0x41,
PaintingPrepBuff = 0x42,
Painting = 0x43,
ImageDecoding = 0x50,
ImageSaving = 0x51,
ScriptAttachLayout = 0x60,
ScriptConstellationMsg = 0x61,
ScriptDevtoolsMsg = 0x62,
ScriptDocumentEvent = 0x63,
ScriptDomEvent = 0x64,
ScriptEvaluate = 0x65,
ScriptEvent = 0x66,
ScriptFileRead = 0x67,
ScriptImageCacheMsg = 0x68,
ScriptInputEvent = 0x69,
ScriptNetworkEvent = 0x6a,
ScriptParseHTML = 0x6b,
ScriptPlannedNavigation = 0x6c,
ScriptResize = 0x6d,
ScriptSetScrollState = 0x6e,
ScriptSetViewport = 0x6f,
ScriptTimerEvent = 0x70,
ScriptStylesheetLoad = 0x71,
ScriptUpdateReplacedElement = 0x72,
ScriptWebSocketEvent = 0x73,
ScriptWorkerEvent = 0x74,
ScriptServiceWorkerEvent = 0x75,
ScriptParseXML = 0x76,
ScriptEnterFullscreen = 0x77,
ScriptExitFullscreen = 0x78,
ScriptWebVREvent = 0x79,
ScriptWorkletEvent = 0x7a,
ScriptPerformanceEvent = 0x7b,
ScriptHistoryEvent = 0x7c,
ScriptPortMessage = 0x7d,
ScriptWebGPUMsg = 0x7e,
TimeToFirstPaint = 0x80,
TimeToFirstContentfulPaint = 0x81,
TimeToInteractive = 0x82,
IpcReceiver = 0x83,
IpcBytesReceiver = 0x84,
}
#[derive(Clone, Debug, Deserialize, Eq, Ord, PartialEq, PartialOrd, Serialize)]
pub enum TimerMetadataFrameType {
RootWindow,
IFrame,
}
#[derive(Clone, Debug, Deserialize, Eq, Ord, PartialEq, PartialOrd, Serialize)]
pub enum TimerMetadataReflowType {
Incremental,
FirstReflow,
}
pub fn profile<T, F>(
category: ProfilerCategory,
meta: Option<TimerMetadata>,
profiler_chan: ProfilerChan,
callback: F,
) -> T
where
F: FnOnce() -> T,
{
if opts::get().debug.signpost {
signpost::start(category as u32, &[0, 0, 0, (category as usize) >> 4]);
}
let start_time = CrossProcessInstant::now();
let val = callback();
let end_time = CrossProcessInstant::now();
if opts::get().debug.signpost {
signpost::end(category as u32, &[0, 0, 0, (category as usize) >> 4]);
}
send_profile_data(category, meta, &profiler_chan, start_time, end_time);
val
}
pub fn send_profile_data(
category: ProfilerCategory,
meta: Option<TimerMetadata>,
profiler_chan: &ProfilerChan,
start_time: CrossProcessInstant,
end_time: CrossProcessInstant,
) {
profiler_chan.send(ProfilerMsg::Time((category, meta), (start_time, end_time)));
}