1 files changed, 20 insertions, 0 deletions
diff --git a/compiler/rustc_codegen_cranelift/src/optimize/mod.rs b/compiler/rustc_codegen_cranelift/src/optimize/mod.rs
new file mode 100644
index 000000000..d1f89adb3
--- /dev/null
+++ b/compiler/rustc_codegen_cranelift/src/optimize/mod.rs
@@ -0,0 +1,20 @@
+//! Various optimizations specific to cg_clif
+
+use cranelift_codegen::isa::TargetIsa;
+
+use crate::prelude::*;
+
+pub(crate) mod peephole;
+
+pub(crate) fn optimize_function<'tcx>(
+    tcx: TyCtxt<'tcx>,
+    isa: &dyn TargetIsa,
+    instance: Instance<'tcx>,
+    ctx: &mut Context,
+    clif_comments: &mut crate::pretty_clif::CommentWriter,
+) {
+    // FIXME classify optimizations over opt levels once we have more
+
+    crate::pretty_clif::write_clif_file(tcx, "preopt", isa, instance, &ctx.func, &*clif_comments);
+    crate::base::verify_func(tcx, &*clif_comments, &ctx.func);
+}