bjoernager/rust
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nhwn: use plain u32 in DebugLoc

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This commit is contained in:
Nathan Nguyen 2021-02-19 14:50:15 -06:00
parent f5aa1bceb9
commit 408d4027d0
3 changed files with 15 additions and 26 deletions
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26
compiler/rustc_codegen_llvm/src/debuginfo/mod.rs
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@ -38,7 +38,6 @@ use rustc_target::abi::{LayoutOf, Primitive, Size};
use libc::c_uint;
use smallvec::SmallVec;
use std::cell::RefCell;
use std::num::NonZeroU32;
use tracing::debug;
mod create_scope_map;
@ -225,9 +224,9 @@ pub struct DebugLoc {
/// Information about the original source file.
pub file: Lrc<SourceFile>,
/// The (1-based) line number.
pub line: Option<NonZeroU32>,
pub line: u32,
/// The (1-based) column number.
pub col: Option<NonZeroU32>,
pub col: u32,
}
impl CodegenCx<'ll, '_> {
@ -244,16 +243,16 @@ impl CodegenCx<'ll, '_> {
let line = (line + 1) as u32;
let col = (pos - line_pos).to_u32() + 1;
(file, NonZeroU32::new(line), NonZeroU32::new(col))
(file, line, col)
}
Err(file) => (file, None, None),
Err(file) => (file, UNKNOWN_LINE_NUMBER, UNKNOWN_COLUMN_NUMBER),
};
// For MSVC, omit the column number.
// Otherwise, emit it. This mimics clang behaviour.
// See discussion in https://github.com/rust-lang/rust/issues/42921
if self.sess().target.is_like_msvc {
DebugLoc { file, line, col: None }
DebugLoc { file, line, col: UNKNOWN_COLUMN_NUMBER }
} else {
DebugLoc { file, line, col }
}
@ -359,9 +358,9 @@ impl DebugInfoMethods<'tcx> for CodegenCx<'ll, 'tcx> {
linkage_name.as_ptr().cast(),
linkage_name.len(),
file_metadata,
loc.line.map_or(UNKNOWN_LINE_NUMBER, |n| n.get()),
loc.line,
function_type_metadata,
scope_line.map_or(UNKNOWN_LINE_NUMBER, |n| n.get()),
scope_line,
flags,
spflags,
maybe_definition_llfn,
@ -551,14 +550,7 @@ impl DebugInfoMethods<'tcx> for CodegenCx<'ll, 'tcx> {
) -> &'ll DILocation {
let DebugLoc { line, col, .. } = self.lookup_debug_loc(span.lo());
unsafe {
llvm::LLVMRustDIBuilderCreateDebugLocation(
line.map_or(UNKNOWN_LINE_NUMBER, |n| n.get()),
col.map_or(UNKNOWN_COLUMN_NUMBER, |n| n.get()),
scope,
inlined_at,
)
}
unsafe { llvm::LLVMRustDIBuilderCreateDebugLocation(line, col, scope, inlined_at) }
}
fn create_vtable_metadata(&self, ty: Ty<'tcx>, vtable: Self::Value) {
@ -607,7 +599,7 @@ impl DebugInfoMethods<'tcx> for CodegenCx<'ll, 'tcx> {
name.as_ptr().cast(),
name.len(),
file_metadata,
loc.line.map_or(UNKNOWN_LINE_NUMBER, |n| n.get()),
loc.line,
type_metadata,
true,
DIFlags::FlagZero,