1 //===- TestComposeSubView.cpp - Test composed subviews --------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 //
9 // This file implements a pass to test the composed subview patterns.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #include "mlir/Dialect/Affine/IR/AffineOps.h"
14 #include "mlir/Dialect/MemRef/Transforms/ComposeSubView.h"
15 #include "mlir/Pass/Pass.h"
16 #include "mlir/Transforms/GreedyPatternRewriteDriver.h"
17 
18 using namespace mlir;
19 
20 namespace {
21 struct TestComposeSubViewPass
22     : public PassWrapper<TestComposeSubViewPass, OperationPass<FuncOp>> {
23   StringRef getArgument() const final { return "test-compose-subview"; }
24   StringRef getDescription() const final {
25     return "Test combining composed subviews";
26   }
27   void runOnOperation() override;
28   void getDependentDialects(DialectRegistry &registry) const override;
29 };
30 
31 void TestComposeSubViewPass::getDependentDialects(
32     DialectRegistry &registry) const {
33   registry.insert<AffineDialect>();
34 }
35 
36 void TestComposeSubViewPass::runOnOperation() {
37   RewritePatternSet patterns(&getContext());
38   memref::populateComposeSubViewPatterns(patterns, &getContext());
39   (void)applyPatternsAndFoldGreedily(getOperation(), std::move(patterns));
40 }
41 } // namespace
42 
43 namespace mlir {
44 namespace test {
45 void registerTestComposeSubView() {
46   PassRegistration<TestComposeSubViewPass>();
47 }
48 } // namespace test
49 } // namespace mlir
50