117 lines
3.3 KiB
C++
117 lines
3.3 KiB
C++
//===-- OMP.h - Core OpenMP definitions and declarations ---------- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains the core set of OpenMP definitions and declarations.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_FRONTEND_OPENMP_OMP_H
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#define LLVM_FRONTEND_OPENMP_OMP_H
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#include "llvm/Frontend/OpenMP/OMP.h.inc"
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#include "llvm/Support/Compiler.h"
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#include "llvm/ADT/ArrayRef.h"
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#include "llvm/ADT/SmallVector.h"
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#include "llvm/ADT/StringRef.h"
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namespace llvm::omp {
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LLVM_ABI ArrayRef<Directive> getLeafConstructs(Directive D);
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LLVM_ABI ArrayRef<Directive> getLeafConstructsOrSelf(Directive D);
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LLVM_ABI ArrayRef<Directive>
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getLeafOrCompositeConstructs(Directive D, SmallVectorImpl<Directive> &Output);
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LLVM_ABI Directive getCompoundConstruct(ArrayRef<Directive> Parts);
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LLVM_ABI bool isLeafConstruct(Directive D);
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LLVM_ABI bool isCompositeConstruct(Directive D);
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LLVM_ABI bool isCombinedConstruct(Directive D);
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/// Can clause C have an iterator-modifier.
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static constexpr inline bool canHaveIterator(Clause C) {
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// [5.2:67:5]
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switch (C) {
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case OMPC_affinity:
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case OMPC_depend:
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case OMPC_from:
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case OMPC_map:
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case OMPC_to:
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return true;
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default:
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return false;
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}
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}
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// Can clause C create a private copy of a variable.
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static constexpr inline bool isPrivatizingClause(Clause C, unsigned Version) {
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switch (C) {
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case OMPC_firstprivate:
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case OMPC_in_reduction:
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case OMPC_lastprivate:
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case OMPC_linear:
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case OMPC_private:
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case OMPC_reduction:
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case OMPC_task_reduction:
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return true;
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case OMPC_detach:
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case OMPC_induction:
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case OMPC_is_device_ptr:
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case OMPC_use_device_ptr:
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return Version >= 60;
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default:
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return false;
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}
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}
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static constexpr inline bool isDataSharingAttributeClause(Clause C,
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unsigned Version) {
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// The "Version" parameter is in case the result is version-depenent
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// in the future.
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(void)Version;
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switch (C) {
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case OMPC_detach:
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case OMPC_firstprivate:
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case OMPC_has_device_addr:
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case OMPC_induction:
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case OMPC_in_reduction:
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case OMPC_is_device_ptr:
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case OMPC_lastprivate:
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case OMPC_linear:
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case OMPC_private:
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case OMPC_reduction:
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case OMPC_shared:
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case OMPC_task_reduction:
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case OMPC_use_device_addr:
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case OMPC_use_device_ptr:
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case OMPC_uses_allocators:
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return true;
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default:
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return false;
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}
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}
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static constexpr unsigned FallbackVersion = 52;
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LLVM_ABI ArrayRef<unsigned> getOpenMPVersions();
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/// Can directive D, under some circumstances, create a private copy
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/// of a variable in given OpenMP version?
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LLVM_ABI bool isPrivatizingConstruct(Directive D, unsigned Version);
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/// Create a nicer version of a function name for humans to look at.
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LLVM_ABI std::string prettifyFunctionName(StringRef FunctionName);
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/// Deconstruct an OpenMP kernel name into the parent function name and the line
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/// number.
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LLVM_ABI std::string deconstructOpenMPKernelName(StringRef KernelName,
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unsigned &LineNo);
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} // namespace llvm::omp
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#endif // LLVM_FRONTEND_OPENMP_OMP_H
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