| 1 | //===- TestBuiltinDistinctAttributes.cpp - Test DistinctAttributes --------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | #include "TestDialect.h" |
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| 10 | #include "mlir/IR/BuiltinAttributes.h" |
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| 11 | #include "mlir/Pass/Pass.h" |
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| 12 | |
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| 13 | using namespace mlir; |
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| 14 | |
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| 15 | namespace { |
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| 16 | /// This is a distinct attribute test pass that tests if distinct attributes can |
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| 17 | /// be created in parallel in a deterministic way. |
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| 18 | struct DistinctAttributesPass |
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| 19 | : public PassWrapper<DistinctAttributesPass, OperationPass<func::FuncOp>> { |
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| 20 | MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(DistinctAttributesPass) |
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| 21 | |
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| 22 | StringRef getArgument() const final { return "test-distinct-attrs" ; } |
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| 23 | StringRef getDescription() const final { |
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| 24 | return "Test parallel creation of distinct attributes" ; |
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| 25 | } |
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| 26 | |
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| 27 | void runOnOperation() override { |
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| 28 | auto funcOp = getOperation(); |
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| 29 | |
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| 30 | /// Walk all operations and create a distinct output attribute given a |
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| 31 | /// distinct input attribute. |
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| 32 | funcOp->walk([](Operation *op) { |
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| 33 | auto distinctAttr = op->getAttrOfType<DistinctAttr>(name: "distinct.input" ); |
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| 34 | if (!distinctAttr) |
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| 35 | return; |
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| 36 | op->setAttr("distinct.output" , |
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| 37 | DistinctAttr::create(referencedAttr: distinctAttr.getReferencedAttr())); |
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| 38 | }); |
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| 39 | } |
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| 40 | }; |
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| 41 | } // namespace |
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| 42 | |
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| 43 | namespace mlir { |
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| 44 | namespace test { |
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| 45 | void registerTestBuiltinDistinctAttributes() { |
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| 46 | PassRegistration<DistinctAttributesPass>(); |
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| 47 | } |
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| 48 | } // namespace test |
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| 49 | } // namespace mlir |
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| 50 | |
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