| //===- 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/PassManager.h" |
| |
| namespace llvm { |
| |
| class Function; |
| struct BreakCriticalEdgesPass : public PassInfoMixin<BreakCriticalEdgesPass> { |
| PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM); |
| }; |
| } // namespace llvm |
| #endif // LLVM_TRANSFORMS_UTILS_BREAKCRITICALEDGES_H |
