bjoernager/rust
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Remove trait CoverageInfoMethods, since non-LLVM backends don't need it

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These methods are only ever called from within `rustc_codegen_llvm`, so they
can just be declared there as well.
This commit is contained in:
Zalathar 2023-07-05 17:56:10 +10:00
parent 4169d0f756
commit 9c430d38cf
5 changed files with 13 additions and 60 deletions
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18
compiler/rustc_codegen_ssa/src/traits/coverageinfo.rs
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@ -1,25 +1,7 @@
use super::BackendTypes;
use rustc_hir::def_id::DefId;
use rustc_middle::mir::Coverage;
use rustc_middle::ty::Instance;
pub trait CoverageInfoMethods<'tcx>: BackendTypes {
fn coverageinfo_finalize(&self);
/// Codegen a small function that will never be called, with one counter
/// that will never be incremented, that gives LLVM coverage tools a
/// function definition it needs in order to resolve coverage map references
/// to unused functions. This is necessary so unused functions will appear
/// as uncovered (coverage execution count `0`) in LLVM coverage reports.
fn define_unused_fn(&self, def_id: DefId);
/// For LLVM codegen, returns a function-specific `Value` for a global
/// string, to hold the function name passed to LLVM intrinsic
/// `instrprof.increment()`. The `Value` is only created once per instance.
/// Multiple invocations with the same instance return the same `Value`.
fn get_pgo_func_name_var(&self, instance: Instance<'tcx>) -> Self::Value;
}
pub trait CoverageInfoBuilderMethods<'tcx>: BackendTypes {
/// Handle the MIR coverage info in a backend-specific way.
///