52 lines
1.9 KiB
C++
52 lines
1.9 KiB
C++
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//===- TestOperationEquals.cpp - Passes to test OperationEquivalence ------===//
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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/IR/BuiltinOps.h"
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#include "mlir/Pass/Pass.h"
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using namespace mlir;
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namespace {
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/// This pass illustrates the IR def-use chains through printing.
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struct TestOperationEqualPass
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: public PassWrapper<TestOperationEqualPass, OperationPass<ModuleOp>> {
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MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(TestOperationEqualPass)
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StringRef getArgument() const final { return "test-operations-equality"; }
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StringRef getDescription() const final { return "Test operations equality."; }
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void runOnOperation() override {
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ModuleOp module = getOperation();
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// Expects two operations at the top-level:
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int opCount = module.getBody()->getOperations().size();
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if (opCount != 2) {
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module.emitError() << "expected 2 top-level ops in the module, got "
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<< opCount;
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return signalPassFailure();
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}
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Operation *first = &module.getBody()->front();
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llvm::outs() << first->getName().getStringRef() << " with attr "
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<< first->getDiscardableAttrDictionary();
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OperationEquivalence::Flags flags{};
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if (!first->hasAttr("strict_loc_check"))
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flags |= OperationEquivalence::IgnoreLocations;
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if (OperationEquivalence::isEquivalentTo(first, &module.getBody()->back(),
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flags))
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llvm::outs() << " compares equals.\n";
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else
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llvm::outs() << " compares NOT equals!\n";
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}
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};
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} // namespace
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namespace mlir {
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void registerTestOperationEqualPass() {
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PassRegistration<TestOperationEqualPass>();
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}
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} // namespace mlir
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