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| author | Isaac Freund <mail@isaacfreund.com> | 2022-05-22 16:17:55 +0200 |
|---|---|---|
| committer | Isaac Freund <mail@isaacfreund.com> | 2022-05-22 16:17:55 +0200 |
| commit | 71ba891850cc046335870a67012e195226cd84c4 (patch) | |
| tree | 4b5113903ed7ffaac14d9a23fc813e5967d2e544 | |
| parent | d0625d668ad826d014a35e6c24b9ac16f7032ec7 (diff) | |
| download | river-71ba891850cc046335870a67012e195226cd84c4.tar.gz river-71ba891850cc046335870a67012e195226cd84c4.tar.xz | |
docs: expand on -Dcpu in PACKAGING.md
| -rw-r--r-- | PACKAGING.md | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/PACKAGING.md b/PACKAGING.md index c306bab..9b4609f 100644 --- a/PACKAGING.md +++ b/PACKAGING.md @@ -37,7 +37,17 @@ at a minimum must be passed. Here are a few other options that are particularly relevant to packagers: -- `-Dcpu=baseline`: Target the baseline CPU, or any other set of CPU features. +- `-Dcpu=baseline`: Build for the "baseline" CPU of the target architecture, +or any other CPU/feature set (e.g. `-Dcpu=x86_64_v2`). + + - Individual features can be added/removed with `+`/`-` + (e.g. `-Dcpu=x86_64+avx2-cmov`). + + - For a list of CPUs see for example `zig targets | jq '.cpus.x86_64 | + keys'`. + + - For a list of features see for example `zig targets | jq + '.cpusFeatures.x86_64'`. - `-Dtarget=x86_64-linux-gnu`: Target architecture, OS, and ABI triple. See the output of `zig targets` for an exhaustive list of targets and CPU features, |