coverage: Remove useless constants

This commit is contained in:
Zalathar 2024-04-04 11:04:32 +11:00
parent 4fd4797c26
commit e08fdb0f2f
3 changed files with 5 additions and 13 deletions

View File

@ -24,8 +24,6 @@ pub(crate) mod ffi;
pub(crate) mod map_data;
pub mod mapgen;
const VAR_ALIGN: Align = Align::EIGHT;
/// A context object for maintaining all state needed by the coverageinfo module.
pub struct CrateCoverageContext<'ll, 'tcx> {
/// Coverage data for each instrumented function identified by DefId.
@ -226,7 +224,8 @@ pub(crate) fn save_cov_data_to_mod<'ll, 'tcx>(
llvm::set_global_constant(llglobal, true);
llvm::set_linkage(llglobal, llvm::Linkage::PrivateLinkage);
llvm::set_section(llglobal, &covmap_section_name);
llvm::set_alignment(llglobal, VAR_ALIGN);
// LLVM's coverage mapping format specifies 8-byte alignment for items in this section.
llvm::set_alignment(llglobal, Align::EIGHT);
cx.add_used_global(llglobal);
}
@ -256,7 +255,8 @@ pub(crate) fn save_func_record_to_mod<'ll, 'tcx>(
llvm::set_linkage(llglobal, llvm::Linkage::LinkOnceODRLinkage);
llvm::set_visibility(llglobal, llvm::Visibility::Hidden);
llvm::set_section(llglobal, covfun_section_name);
llvm::set_alignment(llglobal, VAR_ALIGN);
// LLVM's coverage mapping format specifies 8-byte alignment for items in this section.
llvm::set_alignment(llglobal, Align::EIGHT);
llvm::set_comdat(cx.llmod, llglobal, &func_record_var_name);
cx.add_used_global(llglobal);
}

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@ -33,10 +33,6 @@ rustc_index::newtype_index! {
pub struct CounterId {}
}
impl CounterId {
pub const START: Self = Self::ZERO;
}
rustc_index::newtype_index! {
/// ID of a coverage-counter expression. Values ascend from 0.
///
@ -55,10 +51,6 @@ rustc_index::newtype_index! {
pub struct ExpressionId {}
}
impl ExpressionId {
pub const START: Self = Self::ZERO;
}
/// Enum that can hold a constant zero value, the ID of an physical coverage
/// counter, or the ID of a coverage-counter expression.
///

View File

@ -59,7 +59,7 @@ fn coverage_ids_info<'tcx>(
_ => None,
})
.max()
.unwrap_or(CounterId::START);
.unwrap_or(CounterId::ZERO);
CoverageIdsInfo { max_counter_id }
}