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//===- 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/Dialect/Affine/Analysis/AffineAnalysis.h"
#include "mlir/Dialect/Affine/Analysis/AffineStructures.h"
#include "mlir/Dialect/Affine/Analysis/Utils.h"
#include "mlir/Dialect/Affine/IR/AffineOps.h"
#include "mlir/IR/Builders.h"
#include "mlir/Pass/Pass.h"
#include "llvm/ADT/TypeSwitch.h"
#include "llvm/Support/Debug.h"
#define DEBUG_TYPE "memref-bound-check"
using namespace mlir;
using namespace mlir::affine;
namespace {
/// Checks for out of bound memref access subscripts..
struct TestMemRefBoundCheck
: public PassWrapper<TestMemRefBoundCheck, OperationPass<>> {
MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(TestMemRefBoundCheck)
StringRef getArgument() const final { return "test-memref-bound-check"; }
StringRef getDescription() const final {
return "Check memref access bounds";
}
void runOnOperation() override;
};
} // namespace
void TestMemRefBoundCheck::runOnOperation() {
getOperation()->walk([](Operation *opInst) {
TypeSwitch<Operation *>(opInst)
.Case<AffineReadOpInterface, AffineWriteOpInterface>(
[](auto op) { (void)boundCheckLoadOrStoreOp(op); });
// TODO: do this for DMA ops as well.
});
}
namespace mlir {
namespace test {
void registerMemRefBoundCheck() { PassRegistration<TestMemRefBoundCheck>(); }
} // namespace test
} // namespace mlir
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