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gps/tools/local/circt/include/llvm/Frontend/OpenMP/OMP.h
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//===-- OMP.h - Core OpenMP definitions and declarations ---------- 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
//
//===----------------------------------------------------------------------===//
//
// This file contains the core set of OpenMP definitions and declarations.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_FRONTEND_OPENMP_OMP_H
#define LLVM_FRONTEND_OPENMP_OMP_H
#include "llvm/Frontend/OpenMP/OMP.h.inc"
#include "llvm/Support/Compiler.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringRef.h"
namespace llvm::omp {
LLVM_ABI ArrayRef<Directive> getLeafConstructs(Directive D);
LLVM_ABI ArrayRef<Directive> getLeafConstructsOrSelf(Directive D);
LLVM_ABI ArrayRef<Directive>
getLeafOrCompositeConstructs(Directive D, SmallVectorImpl<Directive> &Output);
LLVM_ABI Directive getCompoundConstruct(ArrayRef<Directive> Parts);
LLVM_ABI bool isLeafConstruct(Directive D);
LLVM_ABI bool isCompositeConstruct(Directive D);
LLVM_ABI bool isCombinedConstruct(Directive D);
/// Can clause C have an iterator-modifier.
static constexpr inline bool canHaveIterator(Clause C) {
// [5.2:67:5]
switch (C) {
case OMPC_affinity:
case OMPC_depend:
case OMPC_from:
case OMPC_map:
case OMPC_to:
return true;
default:
return false;
}
}
// Can clause C create a private copy of a variable.
static constexpr inline bool isPrivatizingClause(Clause C, unsigned Version) {
switch (C) {
case OMPC_firstprivate:
case OMPC_in_reduction:
case OMPC_lastprivate:
case OMPC_linear:
case OMPC_private:
case OMPC_reduction:
case OMPC_task_reduction:
return true;
case OMPC_detach:
case OMPC_induction:
case OMPC_is_device_ptr:
case OMPC_use_device_ptr:
return Version >= 60;
default:
return false;
}
}
static constexpr inline bool isDataSharingAttributeClause(Clause C,
unsigned Version) {
// The "Version" parameter is in case the result is version-depenent
// in the future.
(void)Version;
switch (C) {
case OMPC_detach:
case OMPC_firstprivate:
case OMPC_has_device_addr:
case OMPC_induction:
case OMPC_in_reduction:
case OMPC_is_device_ptr:
case OMPC_lastprivate:
case OMPC_linear:
case OMPC_private:
case OMPC_reduction:
case OMPC_shared:
case OMPC_task_reduction:
case OMPC_use_device_addr:
case OMPC_use_device_ptr:
case OMPC_uses_allocators:
return true;
default:
return false;
}
}
static constexpr unsigned FallbackVersion = 52;
LLVM_ABI ArrayRef<unsigned> getOpenMPVersions();
/// Can directive D, under some circumstances, create a private copy
/// of a variable in given OpenMP version?
LLVM_ABI bool isPrivatizingConstruct(Directive D, unsigned Version);
/// Create a nicer version of a function name for humans to look at.
LLVM_ABI std::string prettifyFunctionName(StringRef FunctionName);
/// Deconstruct an OpenMP kernel name into the parent function name and the line
/// number.
LLVM_ABI std::string deconstructOpenMPKernelName(StringRef KernelName,
unsigned &LineNo);
} // namespace llvm::omp
#endif // LLVM_FRONTEND_OPENMP_OMP_H