1 | //===- StandalonePasses.cpp - Standalone passes -----------------*- C++ -*-===// |
2 | // |
3 | // This file is licensed 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 | #include "mlir/Dialect/Func/IR/FuncOps.h" |
9 | #include "mlir/IR/PatternMatch.h" |
10 | #include "mlir/Rewrite/FrozenRewritePatternSet.h" |
11 | #include "mlir/Transforms/GreedyPatternRewriteDriver.h" |
12 | |
13 | #include "Standalone/StandalonePasses.h" |
14 | |
15 | namespace mlir::standalone { |
16 | #define GEN_PASS_DEF_STANDALONESWITCHBARFOO |
17 | #include "Standalone/StandalonePasses.h.inc" |
18 | |
19 | namespace { |
20 | class StandaloneSwitchBarFooRewriter : public OpRewritePattern<func::FuncOp> { |
21 | public: |
22 | using OpRewritePattern<func::FuncOp>::OpRewritePattern; |
23 | LogicalResult matchAndRewrite(func::FuncOp op, |
24 | PatternRewriter &rewriter) const final { |
25 | if (op.getSymName() == "bar" ) { |
26 | rewriter.modifyOpInPlace(op, [&op]() { op.setSymName("foo" ); }); |
27 | return success(); |
28 | } |
29 | return failure(); |
30 | } |
31 | }; |
32 | |
33 | class StandaloneSwitchBarFoo |
34 | : public impl::StandaloneSwitchBarFooBase<StandaloneSwitchBarFoo> { |
35 | public: |
36 | using impl::StandaloneSwitchBarFooBase< |
37 | StandaloneSwitchBarFoo>::StandaloneSwitchBarFooBase; |
38 | void runOnOperation() final { |
39 | RewritePatternSet patterns(&getContext()); |
40 | patterns.add<StandaloneSwitchBarFooRewriter>(&getContext()); |
41 | FrozenRewritePatternSet patternSet(std::move(patterns)); |
42 | if (failed(applyPatternsGreedily(getOperation(), patternSet))) |
43 | signalPassFailure(); |
44 | } |
45 | }; |
46 | } // namespace |
47 | } // namespace mlir::standalone |
48 | |