mirror of https://github.com/llvm/torch-mlir
57 lines
1.9 KiB
C++
57 lines
1.9 KiB
C++
//===- VerifyConversionToValueSemantics.cpp ----------------------*- C++-*-===//
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//
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// This file is licensed 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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// Also available under a BSD-style license. See LICENSE.
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//
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//===----------------------------------------------------------------------===//
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#include "PassDetail.h"
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#include "mlir/IR/BuiltinOps.h"
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#include "torch-mlir/Dialect/Torch/IR/TorchTypes.h"
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#include "torch-mlir/Dialect/Torch/Transforms/Passes.h"
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using namespace mlir;
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using namespace mlir::torch::Torch;
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static LogicalResult checkValueType(Operation *op, Value value) {
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auto isNotValueTensorType = value.getType().isa<NonValueTensorType>();
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return isNotValueTensorType
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? op->emitError(
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"found a non-value tensor type, this is likely due to a "
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"missing case in the MaximizeValueSemantics pass")
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: success();
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}
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namespace {
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class VerifyConversionToValueSemanticsPass
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: public VerifyConversionToValueSemanticsBase<
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VerifyConversionToValueSemanticsPass> {
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void runOnOperation() override {
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auto walkResult = getOperation().walk([&](Block *block) {
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for (BlockArgument arg : block->getArguments())
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if (failed(checkValueType(block->getParentOp(), arg)))
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return WalkResult::interrupt();
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for (Operation &op : *block)
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for (OpResult result : op.getResults())
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if (failed(checkValueType(&op, result)))
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return WalkResult::interrupt();
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return WalkResult::advance();
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});
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if (walkResult.wasInterrupted())
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signalPassFailure();
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}
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};
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} // namespace
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std::unique_ptr<OperationPass<ModuleOp>>
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mlir::torch::Torch::createVerifyConversionToValueSemanticsPass() {
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return std::make_unique<VerifyConversionToValueSemanticsPass>();
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}
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