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42 lines
1.7 KiB
42 lines
1.7 KiB
7 months ago
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//===- OpReducer.cpp - Operation Reducer ------------------------*- 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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//
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// This file defines the OpReducer class. It defines a variant generator method
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// with the purpose of producing different variants by eliminating a
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// parameterizable type of operations from the parent module.
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//
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//===----------------------------------------------------------------------===//
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#include "mlir/Reducer/Passes/OpReducer.h"
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using namespace mlir;
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OpReducerImpl::OpReducerImpl(
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llvm::function_ref<std::vector<Operation *>(ModuleOp)> getSpecificOps)
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: getSpecificOps(getSpecificOps) {}
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/// Return the name of this reducer class.
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StringRef OpReducerImpl::getName() {
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return StringRef("High Level Operation Reduction");
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}
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/// Return the initial transformSpace containing the transformable indices.
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std::vector<bool> OpReducerImpl::initTransformSpace(ModuleOp module) {
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auto ops = getSpecificOps(module);
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int numOps = std::distance(ops.begin(), ops.end());
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return ReductionTreeUtils::createTransformSpace(module, numOps);
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}
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/// Generate variants by removing opType operations from the module in the
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/// parent and link the variants as childs in the Reduction Tree Pass.
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void OpReducerImpl::generateVariants(
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ReductionNode *parent, const Tester &test, int numVariants,
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llvm::function_ref<void(ModuleOp, int, int)> transform) {
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ReductionTreeUtils::createVariants(parent, test, numVariants, transform,
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true);
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}
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