| /* This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at https://mozilla.org/MPL/2.0/. */ |
| |
| //! This module contains APIs for the `profile` crate used generically in the |
| //! rest of Servo. These APIs are here instead of in `profile` so that these |
| //! modules won't have to depend on `profile`. |
| |
| #![deny(unsafe_code)] |
| |
| pub mod generic_channel; |
| pub mod ipc; |
| pub mod mem; |
| pub mod time; |
| |
| /// Measure the given callback with the time profiler and (if enabled) tracing. |
| /// |
| /// `$category` must be const, because we use it to derive the span name. |
| #[macro_export] |
| macro_rules! time_profile { |
| ($category:expr, $meta:expr, $profiler_chan:expr, $($callback:tt)+) => {{ |
| let meta: Option<$crate::time::TimerMetadata> = $meta; |
| #[cfg(feature = "tracing")] |
| let span = tracing::info_span!( |
| $category.variant_name(), |
| servo_profiling = true, |
| url = meta.as_ref().map(|m| m.url.clone()), |
| ); |
| #[cfg(not(feature = "tracing"))] |
| let span = (); |
| $crate::time::profile($category, meta, $profiler_chan, span, $($callback)+) |
| }}; |
| } |
