xref: /llvm-project/llvm/tools/llvm-reduce/deltas/ReduceModuleData.cpp (revision 23cc36e4765912a1bcdbbc3fb8b0976a06dea043)

//===- ReduceModuleData.cpp -----------------------------------------------===//
//
// 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 reduce pass to reduce various module data.
//
//===----------------------------------------------------------------------===//

#include "ReduceModuleData.h"

using namespace llvm;

static void clearModuleData(Oracle &O, ReducerWorkItem &WorkItem) {
  Module &Program = WorkItem.getModule();

  if (!Program.getModuleIdentifier().empty() && !O.shouldKeep())
    Program.setModuleIdentifier("");
  if (!Program.getSourceFileName().empty() && !O.shouldKeep())
    Program.setSourceFileName("");
  // TODO: clear line by line rather than all at once
  if (!Program.getModuleInlineAsm().empty() && !O.shouldKeep())
    Program.setModuleInlineAsm("");
}

void llvm::reduceModuleDataDeltaPass(TestRunner &Test) {
  runDeltaPass(Test, clearModuleData, "Reducing Module Data");
}