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131 lines
4.2 KiB
C++
131 lines
4.2 KiB
C++
//===- OMPConstants.h - OpenMP related constants and helpers ------ 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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/// \file
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///
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/// This file defines constans and helpers used when dealing with OpenMP.
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///
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_FRONTEND_OPENMP_OMPCONSTANTS_H
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#define LLVM_FRONTEND_OPENMP_OMPCONSTANTS_H
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#include "llvm/ADT/BitmaskEnum.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/Frontend/OpenMP/OMP.h.inc"
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namespace llvm {
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class Type;
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class Module;
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class ArrayType;
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class StructType;
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class PointerType;
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class StringRef;
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class FunctionType;
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namespace omp {
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LLVM_ENABLE_BITMASK_ENUMS_IN_NAMESPACE();
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/// IDs for all Internal Control Variables (ICVs).
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enum class InternalControlVar {
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#define ICV_DATA_ENV(Enum, ...) Enum,
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#include "llvm/Frontend/OpenMP/OMPKinds.def"
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};
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#define ICV_DATA_ENV(Enum, ...) \
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constexpr auto Enum = omp::InternalControlVar::Enum;
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#include "llvm/Frontend/OpenMP/OMPKinds.def"
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enum class ICVInitValue {
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#define ICV_INIT_VALUE(Enum, Name) Enum,
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#include "llvm/Frontend/OpenMP/OMPKinds.def"
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};
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#define ICV_INIT_VALUE(Enum, Name) \
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constexpr auto Enum = omp::ICVInitValue::Enum;
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#include "llvm/Frontend/OpenMP/OMPKinds.def"
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/// IDs for all omp runtime library (RTL) functions.
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enum class RuntimeFunction {
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#define OMP_RTL(Enum, ...) Enum,
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#include "llvm/Frontend/OpenMP/OMPKinds.def"
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};
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#define OMP_RTL(Enum, ...) constexpr auto Enum = omp::RuntimeFunction::Enum;
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#include "llvm/Frontend/OpenMP/OMPKinds.def"
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/// IDs for the different default kinds.
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enum class DefaultKind {
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#define OMP_DEFAULT_KIND(Enum, Str) Enum,
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#include "llvm/Frontend/OpenMP/OMPKinds.def"
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};
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#define OMP_DEFAULT_KIND(Enum, ...) \
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constexpr auto Enum = omp::DefaultKind::Enum;
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#include "llvm/Frontend/OpenMP/OMPKinds.def"
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/// IDs for all omp runtime library ident_t flag encodings (see
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/// their defintion in openmp/runtime/src/kmp.h).
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enum class IdentFlag {
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#define OMP_IDENT_FLAG(Enum, Str, Value) Enum = Value,
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#include "llvm/Frontend/OpenMP/OMPKinds.def"
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LLVM_MARK_AS_BITMASK_ENUM(0x7FFFFFFF)
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};
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#define OMP_IDENT_FLAG(Enum, ...) constexpr auto Enum = omp::IdentFlag::Enum;
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#include "llvm/Frontend/OpenMP/OMPKinds.def"
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/// Helper to describe assume clauses.
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struct AssumptionClauseMappingInfo {
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/// The identifier describing the (beginning of the) clause.
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llvm::StringLiteral Identifier;
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/// Flag to determine if the identifier is a full name or the start of a name.
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bool StartsWith;
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/// Flag to determine if a directive lists follows.
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bool HasDirectiveList;
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/// Flag to determine if an expression follows.
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bool HasExpression;
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};
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/// All known assume clauses.
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static constexpr AssumptionClauseMappingInfo AssumptionClauseMappings[] = {
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#define OMP_ASSUME_CLAUSE(Identifier, StartsWith, HasDirectiveList, \
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HasExpression) \
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{Identifier, StartsWith, HasDirectiveList, HasExpression},
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#include "llvm/Frontend/OpenMP/OMPKinds.def"
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};
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inline std::string getAllAssumeClauseOptions() {
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std::string S;
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for (const AssumptionClauseMappingInfo &ACMI : AssumptionClauseMappings)
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S += (S.empty() ? "'" : "', '") + ACMI.Identifier.str();
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return S + "'";
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}
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/// \note This needs to be kept in sync with kmp.h enum sched_type.
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/// Todo: Update kmp.h to include this file, and remove the enums in kmp.h
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/// To complete this, more enum values will need to be moved here.
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enum class OMPScheduleType {
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Static = 34, // static unspecialized
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DynamicChunked = 35,
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GuidedChunked = 36, // guided unspecialized
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Runtime = 37,
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Auto = 38, // auto
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ModifierNonmonotonic =
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(1 << 30), /**< Set if the nonmonotonic schedule modifier was present */
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LLVM_MARK_AS_BITMASK_ENUM(/* LargestValue */ ModifierNonmonotonic)
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};
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} // end namespace omp
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} // end namespace llvm
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#endif // LLVM_FRONTEND_OPENMP_OMPCONSTANTS_H
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