1a3dc8e9c7
`let constructor` is legacy (do not use in tree!) since the table gen backend emits most of the glue logic to build a pass.
48 lines
2.1 KiB
C++
48 lines
2.1 KiB
C++
//===- BufferizationPipelines.cpp - Pipelines for bufferization -----------===//
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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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#include "mlir/Dialect/Bufferization/Pipelines/Passes.h"
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#include "mlir/Dialect/Bufferization/Transforms/Passes.h"
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#include "mlir/Dialect/Func/IR/FuncOps.h"
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#include "mlir/Dialect/MemRef/Transforms/Passes.h"
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#include "mlir/Pass/PassManager.h"
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#include "mlir/Transforms/Passes.h"
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//===----------------------------------------------------------------------===//
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// Pipeline implementation.
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//===----------------------------------------------------------------------===//
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void mlir::bufferization::buildBufferDeallocationPipeline(
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OpPassManager &pm, const BufferDeallocationPipelineOptions &options) {
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pm.addPass(memref::createExpandReallocPass(/*emitDeallocs=*/false));
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pm.addPass(createCanonicalizerPass());
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OwnershipBasedBufferDeallocationPassOptions deallocationOptions{
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options.privateFunctionDynamicOwnership};
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pm.addPass(createOwnershipBasedBufferDeallocationPass(deallocationOptions));
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pm.addPass(createCanonicalizerPass());
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pm.addPass(createBufferDeallocationSimplificationPass());
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pm.addPass(createLowerDeallocationsPass());
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pm.addPass(createCSEPass());
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pm.addPass(createCanonicalizerPass());
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}
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//===----------------------------------------------------------------------===//
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// Pipeline registration.
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//===----------------------------------------------------------------------===//
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void mlir::bufferization::registerBufferizationPipelines() {
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PassPipelineRegistration<BufferDeallocationPipelineOptions>(
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"buffer-deallocation-pipeline",
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"The default pipeline for automatically inserting deallocation "
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"operations after one-shot bufferization. Deallocation operations "
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"(except `memref.realloc`) may not be present already.",
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buildBufferDeallocationPipeline);
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}
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