torch-mlir/lib/Dialect/Torch/Transforms/MaximizeValueSemantics.cpp

44 lines
1.4 KiB
C++

//===- MaximizeValueSemantics.cpp --------------------------------*- C++-*-===//
//
// This file is licensed 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
//
//===----------------------------------------------------------------------===//
#include "PassDetail.h"
#include "mlir/Dialect/StandardOps/IR/Ops.h"
#include "mlir/IR/Builders.h"
#include "mlir/IR/BuiltinOps.h"
#include "mlir/IR/PatternMatch.h"
#include "mlir/Transforms/GreedyPatternRewriteDriver.h"
#include "npcomp/Dialect/Torch/IR/TorchOps.h"
#include "npcomp/Dialect/Torch/Transforms/Passes.h"
using namespace mlir;
using namespace mlir::NPCOMP;
using namespace mlir::NPCOMP::Torch;
namespace {
class MaximizeValueSemanticsPass
: public MaximizeValueSemanticsBase<MaximizeValueSemanticsPass> {
void runOnOperation() override {
MLIRContext *context = &getContext();
auto func = getOperation();
RewritePatternSet patterns(context);
CopyTensorOp::getCanonicalizationPatterns(patterns, context);
TensorStaticInfoCastOp::getCanonicalizationPatterns(patterns, context);
(void)applyPatternsAndFoldGreedily(func, std::move(patterns));
}
};
} // namespace
std::unique_ptr<OperationPass<FuncOp>>
mlir::NPCOMP::Torch::createMaximizeValueSemanticsPass() {
return std::make_unique<MaximizeValueSemanticsPass>();
}