1//===- Utils.h - llvm-reduce utility functions ------------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file contains some utility functions supporting llvm-reduce.
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef LLVM_TOOLS_LLVM_REDUCE_DELTAS_UTILS_H
14#define LLVM_TOOLS_LLVM_REDUCE_DELTAS_UTILS_H
15
16#include "llvm/Support/CommandLine.h"
17
18namespace llvm {
19class BasicBlock;
20class Function;
21class Type;
22class Value;
23
24extern cl::opt<bool> Verbose;
25
26Value *getDefaultValue(Type *T);
27bool hasAliasUse(Function &F);
28
29// Constant fold terminators in \p and minimally prune unreachable code from the
30// function.
31void simpleSimplifyCFG(Function &F, ArrayRef<BasicBlock *> BBs,
32 bool FoldBlockIntoPredecessor = true);
33
34} // namespace llvm
35
36#endif
37