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Move has_rustc_mir_with.

Browse Source 
`lib.rs` is a strange place for it, and it's only used within
`rustc_peek.rs`, so it doesn't need to be `pub`.
This commit is contained in:
Nicholas Nethercote 2023-11-22 08:49:37 +11:00
parent 36b25f5386
commit e7781c75f8
2 changed files with 17 additions and 19 deletions
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18
compiler/rustc_mir_dataflow/src/lib.rs
View File

@ -13,12 +13,9 @@ extern crate tracing;
#[macro_use]
extern crate rustc_middle;
use rustc_ast::MetaItem;
use rustc_errors::{DiagnosticMessage, SubdiagnosticMessage};
use rustc_fluent_macro::fluent_messages;
use rustc_hir::def_id::DefId;
use rustc_middle::ty::{self, TyCtxt};
use rustc_span::symbol::{sym, Symbol};
use rustc_middle::ty;
pub use self::drop_flag_effects::{
drop_flag_effects_for_function_entry, drop_flag_effects_for_location,
@ -55,16 +52,3 @@ pub struct MoveDataParamEnv<'tcx> {
pub move_data: MoveData<'tcx>,
pub param_env: ty::ParamEnv<'tcx>,
}
pub fn has_rustc_mir_with(tcx: TyCtxt<'_>, def_id: DefId, name: Symbol) -> Option<MetaItem> {
for attr in tcx.get_attrs(def_id, sym::rustc_mir) {
let items = attr.meta_item_list();
for item in items.iter().flat_map(|l| l.iter()) {
match item.meta_item() {
Some(mi) if mi.has_name(name) => return Some(mi.clone()),
_ => continue,
}
}
}
None
}

18
compiler/rustc_mir_dataflow/src/rustc_peek.rs
View File

@ -10,19 +10,33 @@ use crate::move_paths::{HasMoveData, MoveData};
use crate::move_paths::{LookupResult, MovePathIndex};
use crate::MoveDataParamEnv;
use crate::{Analysis, JoinSemiLattice, ResultsCursor};
use rustc_ast::MetaItem;
use rustc_hir::def_id::DefId;
use rustc_index::bit_set::ChunkedBitSet;
use rustc_middle::mir::MirPass;
use rustc_middle::mir::{self, Body, Local, Location};
use rustc_middle::ty::{self, Ty, TyCtxt};
use rustc_span::symbol::sym;
use rustc_span::symbol::{sym, Symbol};
use rustc_span::Span;
pub struct SanityCheck;
pub fn has_rustc_mir_with(tcx: TyCtxt<'_>, def_id: DefId, name: Symbol) -> Option<MetaItem> {
for attr in tcx.get_attrs(def_id, sym::rustc_mir) {
let items = attr.meta_item_list();
for item in items.iter().flat_map(|l| l.iter()) {
match item.meta_item() {
Some(mi) if mi.has_name(name) => return Some(mi.clone()),
_ => continue,
}
}
}
None
}
// FIXME: This should be a `MirLint`, but it needs to be moved back to `rustc_mir_transform` first.
impl<'tcx> MirPass<'tcx> for SanityCheck {
fn run_pass(&self, tcx: TyCtxt<'tcx>, body: &mut Body<'tcx>) {
use crate::has_rustc_mir_with;
let def_id = body.source.def_id();
if !tcx.has_attr(def_id, sym::rustc_mir) {
debug!("skipping rustc_peek::SanityCheck on {}", tcx.def_path_str(def_id));