llvm.org GIT mirror llvm / master include / llvm / Transforms / IPO / AlwaysInliner.h

Tree @master (Download .tar.gz)

AlwaysInliner.h @masterraw · history · blame

//===-- AlwaysInliner.h - Pass to inline "always_inline" functions --------===//
// 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
/// \file
/// Provides passes to inlining "always_inline" functions.


#include "llvm/IR/PassManager.h"

namespace llvm {

/// Inlines functions marked as "always_inline".
/// Note that this does not inline call sites marked as always_inline and does
/// not delete the functions even when all users are inlined. The normal
/// inliner should be used to handle call site inlining, this pass's goal is to
/// be the simplest possible pass to remove always_inline function definitions'
/// uses by inlining them. The \c GlobalDCE pass can be used to remove these
/// functions once all users are gone.
class AlwaysInlinerPass : public PassInfoMixin<AlwaysInlinerPass> {
  bool InsertLifetime;

  AlwaysInlinerPass(bool InsertLifetime = true)
      : InsertLifetime(InsertLifetime) {}

  PreservedAnalyses run(Module &M, ModuleAnalysisManager &);

/// Create a legacy pass manager instance of a pass to inline and remove
/// functions marked as "always_inline".
Pass *createAlwaysInlinerLegacyPass(bool InsertLifetime = true);