llvm/llvm/include/llvm/Transforms/IPO/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_OPENMPOPT_H
#define LLVM_TRANSFORMS_IPO_OPENMPOPT_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).
Kernel;

/// Set of kernels in the module
KernelSet;

/// Helper to determine if \p M contains OpenMP.
bool containsOpenMP(Module &M);

/// Helper to determine if \p M is a OpenMP target offloading device module.
bool isOpenMPDevice(Module &M);

/// Return true iff \p Fn is an OpenMP GPU kernel; \p Fn has the "kernel"
/// attribute.
bool isOpenMPKernel(Function &Fn);

/// Get OpenMP device kernels in \p M.
KernelSet getDeviceKernels(Module &M);

} // namespace omp

/// OpenMP optimizations pass.
class OpenMPOptPass : public PassInfoMixin<OpenMPOptPass> { … };

class OpenMPOptCGSCCPass : public PassInfoMixin<OpenMPOptCGSCCPass> { … };

} // end namespace llvm

#endif // LLVM_TRANSFORMS_IPO_OPENMPOPT_H