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📄 AlwaysInliner.h(1.6 KB)
📄 ArgumentPromotion.h(1.75 KB)
📄 Attributor.h(125.79 KB)
📄 CalledValuePropagation.h(1.36 KB)
📄 ConstantMerge.h(1.31 KB)
📄 CrossDSOCFI.h(959 B)
📄 DeadArgumentElimination.h(5.04 KB)
📄 ElimAvailExtern.h(1.05 KB)
📄 ForceFunctionAttrs.h(1.14 KB)
📄 FunctionAttrs.h(2.93 KB)
📄 FunctionImport.h(9.74 KB)
📄 GlobalDCE.h(2.52 KB)
📄 GlobalOpt.h(1.03 KB)
📄 GlobalSplit.h(1.14 KB)
📄 HotColdSplitting.h(2.53 KB)
📄 InferFunctionAttrs.h(1.18 KB)
📄 Inliner.h(5.91 KB)
📄 Internalize.h(3.18 KB)
📄 LowerTypeTests.h(7.68 KB)
📄 MergeFunctions.h(1.03 KB)
📄 OpenMPOpt.h(2.07 KB)
📄 PartialInlining.h(1004 B)
📄 PassManagerBuilder.h(10.26 KB)
📄 SCCP.h(1.18 KB)
📄 SampleProfile.h(1.31 KB)
📄 StripDeadPrototypes.h(1.12 KB)
📄 SyntheticCountsPropagation.h(747 B)
📄 ThinLTOBitcodeWriter.h(1.34 KB)
📄 WholeProgramDevirt.h(9.77 KB)

Editing: OpenMPOpt.h

//===- IPO/OpenMPOpt.h - Collection of OpenMP optimizations -----*- C++ -*-===//
//
// 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
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_TRANSFORMS_IPO_OPENMP_OPT_H
#define LLVM_TRANSFORMS_IPO_OPENMP_OPT_H

#include "llvm/Analysis/CGSCCPassManager.h"
#include "llvm/Analysis/LazyCallGraph.h"
#include "llvm/IR/PassManager.h"

namespace llvm {

namespace omp {

/// Summary of a kernel (=entry point for target offloading).
using Kernel = Function *;

/// Helper to remember if the module contains OpenMP (runtime calls), to be used
/// foremost with containsOpenMP.
struct OpenMPInModule {
  OpenMPInModule &operator=(bool Found) {
    if (Found)
      Value = OpenMPInModule::OpenMP::FOUND;
    else
      Value = OpenMPInModule::OpenMP::NOT_FOUND;
    return *this;
  }
  bool isKnown() { return Value != OpenMP::UNKNOWN; }
  operator bool() { return Value != OpenMP::NOT_FOUND; }

/// Return the known kernels (=GPU entry points) in the module.
  SmallPtrSetImpl<Kernel> &getKernels() { return Kernels; }

/// Identify kernels in the module and populate the Kernels set.
  void identifyKernels(Module &M);

private:
  enum class OpenMP { FOUND, NOT_FOUND, UNKNOWN } Value = OpenMP::UNKNOWN;

/// Collection of known kernels (=GPU entry points) in the module.
  SmallPtrSet<Kernel, 8> Kernels;
};

/// Helper to determine if \p M contains OpenMP (runtime calls).
bool containsOpenMP(Module &M, OpenMPInModule &OMPInModule);

} // namespace omp

/// OpenMP optimizations pass.
class OpenMPOptPass : public PassInfoMixin<OpenMPOptPass> {
  /// Helper to remember if the module contains OpenMP (runtime calls).
  omp::OpenMPInModule OMPInModule;

public:
  PreservedAnalyses run(LazyCallGraph::SCC &C, CGSCCAnalysisManager &AM,
                        LazyCallGraph &CG, CGSCCUpdateResult &UR);
};

} // end namespace llvm

#endif // LLVM_TRANSFORMS_IPO_OPENMP_OPT_H

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Editing: OpenMPOpt.h

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