bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

Auto merge of #76830 - Artoria2e5:tune, r=nagisa

Browse source 
Pass tune-cpu to LLVM

I think this is how it should work...

See https://internals.rust-lang.org/t/expose-tune-cpu-from-llvm/13088 for the background. Or the documentation diff.
This commit is contained in:
bors 2020-10-13 02:49:00 +00:00
commit f54072bb81
9 changed files with 80 additions and 8 deletions
Download patch file Download diff file Expand all files Collapse all files

1
compiler/rustc_codegen_ssa/src/traits/backend.rs
View file

@ -124,4 +124,5 @@ pub trait ExtraBackendMethods: CodegenBackend + WriteBackendMethods + Sized + Se
opt_level: config::OptLevel,
) -> Arc<dyn Fn() -> Result<Self::TargetMachine, String> + Send + Sync>;
fn target_cpu<'b>(&self, sess: &'b Session) -> &'b str;
fn tune_cpu<'b>(&self, sess: &'b Session) -> Option<&'b str>;
}