| 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 | #include "mlir/Dialect/Affine/IR/AffineOps.h" |
| 10 | #include "mlir/Dialect/MemRef/Transforms/Passes.h" |
| 11 | #include "mlir/Dialect/MemRef/Transforms/Transforms.h" |
| 12 | |
| 13 | #include "mlir/Dialect/MemRef/IR/MemRef.h" |
| 14 | #include "mlir/Pass/Pass.h" |
| 15 | |
| 16 | using namespace mlir; |
| 17 | |
| 18 | namespace { |
| 19 | struct TestMultiBufferingPass |
| 20 | : public PassWrapper<TestMultiBufferingPass, OperationPass<>> { |
| 21 | MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(TestMultiBufferingPass) |
| 22 | |
| 23 | TestMultiBufferingPass() = default; |
| 24 | TestMultiBufferingPass(const TestMultiBufferingPass &pass) |
| 25 | : PassWrapper(pass) {} |
| 26 | void getDependentDialects(DialectRegistry ®istry) const override { |
| 27 | registry.insert<affine::AffineDialect>(); |
| 28 | } |
| 29 | StringRef getArgument() const final { return "test-multi-buffering"; } |
| 30 | StringRef getDescription() const final { |
| 31 | return "Test multi buffering transformation"; |
| 32 | } |
| 33 | void runOnOperation() override; |
| 34 | Option<unsigned> multiplier{ |
| 35 | *this, "multiplier", |
| 36 | llvm::cl::desc( |
| 37 | "Decide how many versions of the buffer should be created,"), |
| 38 | llvm::cl::init(Val: 2)}; |
| 39 | }; |
| 40 | |
| 41 | void TestMultiBufferingPass::runOnOperation() { |
| 42 | SmallVector<memref::AllocOp> allocs; |
| 43 | getOperation()->walk( |
| 44 | [&allocs](memref::AllocOp alloc) { allocs.push_back(alloc); }); |
| 45 | for (memref::AllocOp alloc : allocs) |
| 46 | (void)multiBuffer(alloc, multiplier); |
| 47 | } |
| 48 | } // namespace |
| 49 | |
| 50 | namespace mlir { |
| 51 | namespace test { |
| 52 | void registerTestMultiBuffering() { |
| 53 | PassRegistration<TestMultiBufferingPass>(); |
| 54 | } |
| 55 | } // namespace test |
| 56 | } // namespace mlir |
| 57 |