diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/manual/rl-next/build-timing-analysis.md (renamed from doc/manual/rl-next-dev/build-timing-analysis.md) | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/doc/manual/rl-next-dev/build-timing-analysis.md b/doc/manual/rl-next/build-timing-analysis.md index e59f3ca02..1bf803dab 100644 --- a/doc/manual/rl-next-dev/build-timing-analysis.md +++ b/doc/manual/rl-next/build-timing-analysis.md @@ -1,11 +1,13 @@ --- synopsis: Clang build timing analysis cls: 587 +category: Development --- We now have Clang build profiling available, which generates Chrome tracing files for each compilation unit. To enable it, run `meson configure -build -Dprofile-build=enabled` then rerun the compilation. +build -Dprofile-build=enabled` in a Clang stdenv (`nix develop +.#native-clangStdenvPackages`) then rerun the compilation. If you want to make the build go faster, do a clang build with meson, then run `maintainers/buildtime_report.sh build`, then contemplate how to improve the @@ -13,3 +15,8 @@ build time. You can also look at individual object files' traces in <https://ui.perfetto.dev>. + +See [the wiki page][improving-build-times-wiki] for more details on how to do +this. + +[improving-build-times-wiki]: https://wiki.lix.systems/link/8#bkmrk-page-title |