diff options
| author | Stephen Hines <srhines@google.com> | 2019-07-02 16:25:20 -0700 |
|---|---|---|
| committer | Ali B <abittin@gmail.com> | 2019-07-05 19:33:16 +0300 |
| commit | 9afee4e65dc5f9f5eb371683729ff67b8df81d03 (patch) | |
| tree | 4cf241d6c9044f91ee8c06e6920174d06f8de0b6 /clang-r353983e/include/llvm/Transforms/Utils/BreakCriticalEdges.h | |
| parent | 2f19bd722c4c825320d1511c1ed83161b7f95d51 (diff) | |
clang 9.0.5 (based on r353983e) from build 5696680.
Bug: http://b/135931688
Bug: http://b/136008926
Test: N/A
Change-Id: I922d17410047d2e2df4625615352c588ee71b203
Diffstat (limited to 'clang-r353983e/include/llvm/Transforms/Utils/BreakCriticalEdges.h')
| -rw-r--r-- | clang-r353983e/include/llvm/Transforms/Utils/BreakCriticalEdges.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/clang-r353983e/include/llvm/Transforms/Utils/BreakCriticalEdges.h b/clang-r353983e/include/llvm/Transforms/Utils/BreakCriticalEdges.h new file mode 100644 index 00000000..3644f1ed --- /dev/null +++ b/clang-r353983e/include/llvm/Transforms/Utils/BreakCriticalEdges.h @@ -0,0 +1,28 @@ +//===- BreakCriticalEdges.h - Critical Edge Elimination Pass --------------===// +// +// 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 +// +//===----------------------------------------------------------------------===// +// +// BreakCriticalEdges pass - Break all of the critical edges in the CFG by +// inserting a dummy basic block. This pass may be "required" by passes that +// cannot deal with critical edges. For this usage, the structure type is +// forward declared. This pass obviously invalidates the CFG, but can update +// dominator trees. +// +//===----------------------------------------------------------------------===// + +#ifndef LLVM_TRANSFORMS_UTILS_BREAKCRITICALEDGES_H +#define LLVM_TRANSFORMS_UTILS_BREAKCRITICALEDGES_H + +#include "llvm/IR/Function.h" +#include "llvm/IR/PassManager.h" + +namespace llvm { +struct BreakCriticalEdgesPass : public PassInfoMixin<BreakCriticalEdgesPass> { + PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM); +}; +} // namespace llvm +#endif // LLVM_TRANSFORMS_UTILS_BREAKCRITICALEDGES_H |
