| //===- bolt/Passes/AllocCombiner.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 BOLT_PASSES_FRAMEDEFRAG_H |
| #define BOLT_PASSES_FRAMEDEFRAG_H |
| |
| #include "bolt/Passes/BinaryPasses.h" |
| |
| namespace llvm { |
| namespace bolt { |
| |
| class AllocCombinerPass : public BinaryFunctionPass { |
| /// Stats aggregating variables |
| uint64_t NumCombined{0}; |
| uint64_t DynamicCountCombined{0}; |
| DenseSet<const BinaryFunction *> FuncsChanged; |
| |
| void combineAdjustments(BinaryFunction &BF); |
| |
| public: |
| explicit AllocCombinerPass(const cl::opt<bool> &PrintPass) |
| : BinaryFunctionPass(PrintPass) {} |
| |
| const char *getName() const override { return "alloc-combiner"; } |
| |
| bool shouldPrint(const BinaryFunction &BF) const override { |
| return BinaryFunctionPass::shouldPrint(BF) && FuncsChanged.count(&BF) > 0; |
| } |
| |
| /// Pass entry point |
| void runOnFunctions(BinaryContext &BC) override; |
| }; |
| |
| } // namespace bolt |
| } // namespace llvm |
| |
| #endif |