50 lines
1.7 KiB
C++
50 lines
1.7 KiB
C++
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//===- PatternMatchTest.cpp - PatternMatch unit tests ---------------------===//
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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/PatternMatch.h"
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#include "gtest/gtest.h"
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#include "../../test/lib/Dialect/Test/TestDialect.h"
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using namespace mlir;
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namespace {
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struct AnOpRewritePattern : OpRewritePattern<test::OpA> {
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AnOpRewritePattern(MLIRContext *context)
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: OpRewritePattern(context, /*benefit=*/1,
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/*generatedNames=*/{test::OpB::getOperationName()}) {}
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};
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TEST(OpRewritePatternTest, GetGeneratedNames) {
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MLIRContext context;
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AnOpRewritePattern pattern(&context);
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ArrayRef<OperationName> ops = pattern.getGeneratedOps();
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ASSERT_EQ(ops.size(), 1u);
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ASSERT_EQ(ops.front().getStringRef(), test::OpB::getOperationName());
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}
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} // end anonymous namespace
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namespace {
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LogicalResult anOpRewritePatternFunc(test::OpA op, PatternRewriter &rewriter) {
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return failure();
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}
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TEST(AnOpRewritePatternTest, PatternFuncAttributes) {
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MLIRContext context;
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RewritePatternSet patterns(&context);
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patterns.add(anOpRewritePatternFunc, /*benefit=*/3,
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/*generatedNames=*/{test::OpB::getOperationName()});
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ASSERT_EQ(patterns.getNativePatterns().size(), 1U);
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auto &pattern = patterns.getNativePatterns().front();
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ASSERT_EQ(pattern->getBenefit(), 3);
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ASSERT_EQ(pattern->getGeneratedOps().size(), 1U);
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ASSERT_EQ(pattern->getGeneratedOps().front().getStringRef(),
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test::OpB::getOperationName());
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}
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} // end anonymous namespace
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