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Diffstat (limited to 'vendor/packed_simd_2/perf-guide/src/prof/profiling.md')
-rw-r--r-- | vendor/packed_simd_2/perf-guide/src/prof/profiling.md | 14 |
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diff --git a/vendor/packed_simd_2/perf-guide/src/prof/profiling.md b/vendor/packed_simd_2/perf-guide/src/prof/profiling.md new file mode 100644 index 000000000..02ba78d2f --- /dev/null +++ b/vendor/packed_simd_2/perf-guide/src/prof/profiling.md @@ -0,0 +1,14 @@ +# Performance profiling + +While the rest of the book provides practical advice on how to improve the performance +of SIMD code, this chapter is dedicated to [**performance profiling**][profiling]. +Profiling consists of recording a program's execution in order to identify program +hotspots. + +**Important**: most profilers require debug information in order to accurately +link the program hotspots back to the corresponding source code lines. Rust will +disable debug info generation by default for optimized builds, but you can change +that [in your `Cargo.toml`][cargo-ref]. + +[profiling]: https://en.wikipedia.org/wiki/Profiling_(computer_programming) +[cargo-ref]: https://doc.rust-lang.org/cargo/reference/manifest.html#the-profile-sections |