llvm/llvm/tools/llvm-reduce/deltas/ReduceAttributes.cpp

//===- ReduceAttributes.cpp - Specialized Delta Pass ----------------------===//
//
// 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 function which calls the Generic Delta pass in order
// to reduce uninteresting attributes.
//
//===----------------------------------------------------------------------===//

#include "ReduceAttributes.h"
#include "Delta.h"
#include "TestRunner.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/Sequence.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/IR/Attributes.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/GlobalVariable.h"
#include "llvm/IR/InstVisitor.h"
#include "llvm/IR/InstrTypes.h"
#include "llvm/IR/Intrinsics.h"
#include "llvm/IR/Module.h"
#include "llvm/Support/raw_ostream.h"
#include <algorithm>
#include <cassert>
#include <iterator>
#include <utility>

namespace llvm {
class LLVMContext;
} // namespace llvm

usingnamespacellvm;

namespace {

/// Given ChunksToKeep, produce a map of global variables/functions/calls
/// and indexes of attributes to be preserved for each of them.
class AttributeRemapper : public InstVisitor<AttributeRemapper> { … };

} // namespace

/// Removes out-of-chunk attributes from module.
static void extractAttributesFromModule(Oracle &O, ReducerWorkItem &WorkItem) { … }

void llvm::reduceAttributesDeltaPass(TestRunner &Test) { … }