37 lines
1.4 KiB
C++
37 lines
1.4 KiB
C++
//===-- Mem2Reg.h - Mem2Reg definitions -------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef MLIR_TRANSFORMS_MEM2REG_H
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#define MLIR_TRANSFORMS_MEM2REG_H
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#include "mlir/Interfaces/MemorySlotInterfaces.h"
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#include "llvm/ADT/Statistic.h"
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namespace mlir {
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/// Statistics collected while applying mem2reg.
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struct Mem2RegStatistics {
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/// Total amount of memory slots promoted.
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llvm::Statistic *promotedAmount = nullptr;
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/// Total amount of new block arguments inserted in blocks.
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llvm::Statistic *newBlockArgumentAmount = nullptr;
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};
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/// Attempts to promote the memory slots of the provided allocators. Iteratively
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/// retries the promotion of all slots as promoting one slot might enable
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/// subsequent promotions. Succeeds if at least one memory slot was promoted.
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LogicalResult
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tryToPromoteMemorySlots(ArrayRef<PromotableAllocationOpInterface> allocators,
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OpBuilder &builder, const DataLayout &dataLayout,
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DominanceInfo &dominance,
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Mem2RegStatistics statistics = {});
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} // namespace mlir
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#endif // MLIR_TRANSFORMS_MEM2REG_H
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