| //===- TestMemRefBoundCheck.cpp - Test out of bound access checks ---------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file implements a pass to check memref accesses for out of bound |
| // accesses. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "mlir/ADT/TypeSwitch.h" |
| #include "mlir/Analysis/AffineAnalysis.h" |
| #include "mlir/Analysis/AffineStructures.h" |
| #include "mlir/Analysis/Passes.h" |
| #include "mlir/Analysis/Utils.h" |
| #include "mlir/Dialect/AffineOps/AffineOps.h" |
| #include "mlir/Dialect/StandardOps/IR/Ops.h" |
| #include "mlir/IR/Builders.h" |
| #include "mlir/Pass/Pass.h" |
| #include "llvm/Support/Debug.h" |
| |
| #define DEBUG_TYPE "memref-bound-check" |
| |
| using namespace mlir; |
| |
| namespace { |
| |
| /// Checks for out of bound memef access subscripts.. |
| struct TestMemRefBoundCheck : public FunctionPass<TestMemRefBoundCheck> { |
| void runOnFunction() override; |
| }; |
| |
| } // end anonymous namespace |
| |
| std::unique_ptr<OpPassBase<FuncOp>> mlir::createTestMemRefBoundCheckPass() { |
| return std::make_unique<TestMemRefBoundCheck>(); |
| } |
| |
| void TestMemRefBoundCheck::runOnFunction() { |
| getFunction().walk([](Operation *opInst) { |
| TypeSwitch<Operation *>(opInst).Case<AffineLoadOp, AffineStoreOp>( |
| [](auto op) { boundCheckLoadOrStoreOp(op); }); |
| |
| // TODO(bondhugula): do this for DMA ops as well. |
| }); |
| } |
| |
| namespace mlir { |
| void registerMemRefBoundCheck() { |
| PassRegistration<TestMemRefBoundCheck>( |
| "test-memref-bound-check", "Check memref access bounds in a Function"); |
| } |
| } // namespace mlir |