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aa7116c75d
* Plumb time profiler output into tracing Signed-off-by: Delan Azabani <dazabani@igalia.com> * Enter the span tightly around the callback Signed-off-by: Delan Azabani <dazabani@igalia.com> * Use `info_span!()` shorthand Signed-off-by: Delan Azabani <dazabani@igalia.com> --------- Signed-off-by: Delan Azabani <dazabani@igalia.com>
27 lines
1 KiB
Rust
27 lines
1 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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//! This module contains APIs for the `profile` crate used generically in the
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//! rest of Servo. These APIs are here instead of in `profile` so that these
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//! modules won't have to depend on `profile`.
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#![deny(unsafe_code)]
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pub mod ipc;
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pub mod mem;
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pub mod time;
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/// Measure the given callback with the time profiler and (if enabled) tracing.
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///
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/// `$category` must be const, because we use it to derive the span name.
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#[macro_export]
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macro_rules! time_profile {
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($category:expr, $meta:expr, $profiler_chan:expr, $($callback:tt)+) => {{
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#[cfg(feature = "tracing")]
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let span = tracing::info_span!($category.variant_name(), servo_profiling = true);
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#[cfg(not(feature = "tracing"))]
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let span = ();
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$crate::time::profile($category, $meta, $profiler_chan, span, $($callback)+)
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}};
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}
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