Add global value numbering pass.

2023-03-20 18:05:07 +00:00
parent 551c7183f8
commit 8b848af325
33 changed files with 6476 additions and 26 deletions
--- a/compiler/rustc_middle/src/mir/syntax.rs
+++ b/compiler/rustc_middle/src/mir/syntax.rs
@@ -1333,7 +1333,7 @@ pub enum AggregateKind<'tcx> {
    Generator(DefId, GenericArgsRef<'tcx>, hir::Movability),
 }

-#[derive(Clone, Debug, PartialEq, Eq, TyEncodable, TyDecodable, Hash, HashStable)]
+#[derive(Copy, Clone, Debug, PartialEq, Eq, TyEncodable, TyDecodable, Hash, HashStable)]
 pub enum NullOp<'tcx> {
    /// Returns the size of a value of that type
    SizeOf,