[clang] [llvm] [PGO] Add ability to mark cold functions as optsize/minsize/optnone (PR #69030)

[Arthur Eubanks via cfe-commits]

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@@ -0,0 +1,28 @@
+//===- MarkColdFunctions.h - ------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_TRANSFORMS_INSTRUMENTATION_MARKCOLDFUNCTIONS_H
+#define LLVM_TRANSFORMS_INSTRUMENTATION_MARKCOLDFUNCTIONS_H
+
+#include "llvm/IR/PassManager.h"
+#include "llvm/Support/PGOOptions.h"
+
+namespace llvm {
+
+struct MarkColdFunctionsPass : public PassInfoMixin<MarkColdFunctionsPass> {
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aeubanks wrote:

renamed

https://github.com/llvm/llvm-project/pull/69030