Rollup merge of #64207 - sinkuu:pub_dataflow, r=tmandry
Make rustc_mir::dataflow module pub (for clippy)
I'm working on fixing false-positives of a MIR-based clippy lint (https://github.com/rust-lang/rust-clippy/pull/4509), and in need of the dataflow infrastructure.
diff --git a/src/librustc_mir/dataflow/mod.rs b/src/librustc_mir/dataflow/mod.rs
index 7fe2a89..c349cf4 100644
--- a/src/librustc_mir/dataflow/mod.rs
+++ b/src/librustc_mir/dataflow/mod.rs
@@ -56,7 +56,7 @@
/// string (as well as that of rendering up-front); in exchange, you
/// don't have to hand over ownership of your value or deal with
/// borrowing it.
-pub(crate) struct DebugFormatted(String);
+pub struct DebugFormatted(String);
impl DebugFormatted {
pub fn new(input: &dyn fmt::Debug) -> DebugFormatted {
@@ -70,7 +70,7 @@
}
}
-pub(crate) trait Dataflow<'tcx, BD: BitDenotation<'tcx>> {
+pub trait Dataflow<'tcx, BD: BitDenotation<'tcx>> {
/// Sets up and runs the dataflow problem, using `p` to render results if
/// implementation so chooses.
fn dataflow<P>(&mut self, p: P) where P: Fn(&BD, BD::Idx) -> DebugFormatted {
@@ -121,7 +121,7 @@
pub(crate) param_env: ty::ParamEnv<'tcx>,
}
-pub(crate) fn do_dataflow<'a, 'tcx, BD, P>(
+pub fn do_dataflow<'a, 'tcx, BD, P>(
tcx: TyCtxt<'tcx>,
body: &'a Body<'tcx>,
def_id: DefId,
@@ -565,7 +565,7 @@
pub(crate) kill_set: T,
}
-type GenKillSet<T> = GenKill<HybridBitSet<T>>;
+pub type GenKillSet<T> = GenKill<HybridBitSet<T>>;
impl<T> GenKill<T> {
/// Creates a new tuple where `gen_set == kill_set == elem`.
@@ -580,28 +580,28 @@
}
impl<E:Idx> GenKillSet<E> {
- pub(crate) fn clear(&mut self) {
+ pub fn clear(&mut self) {
self.gen_set.clear();
self.kill_set.clear();
}
- fn gen(&mut self, e: E) {
+ pub fn gen(&mut self, e: E) {
self.gen_set.insert(e);
self.kill_set.remove(e);
}
- fn gen_all(&mut self, i: impl IntoIterator<Item: Borrow<E>>) {
+ pub fn gen_all(&mut self, i: impl IntoIterator<Item: Borrow<E>>) {
for j in i {
self.gen(*j.borrow());
}
}
- fn kill(&mut self, e: E) {
+ pub fn kill(&mut self, e: E) {
self.gen_set.remove(e);
self.kill_set.insert(e);
}
- fn kill_all(&mut self, i: impl IntoIterator<Item: Borrow<E>>) {
+ pub fn kill_all(&mut self, i: impl IntoIterator<Item: Borrow<E>>) {
for j in i {
self.kill(*j.borrow());
}
diff --git a/src/librustc_mir/lib.rs b/src/librustc_mir/lib.rs
index 034ad5b..6a49ed6 100644
--- a/src/librustc_mir/lib.rs
+++ b/src/librustc_mir/lib.rs
@@ -35,7 +35,7 @@
mod borrow_check;
mod build;
-mod dataflow;
+pub mod dataflow;
mod hair;
mod lints;
mod shim;