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| Rev | Author | Line No. | Line |
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| 14 | pmbaty | 1 | //===- OpenMP/OMPAssume.h --- OpenMP assumption helper functions - C++ -*-===// |
| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | /// \file |
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| 9 | /// |
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| 10 | /// This file provides helper functions and classes to deal with OpenMP |
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| 11 | /// assumptions, e.g., as used by `[begin/end] assumes` and `assume`. |
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| 12 | /// |
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| 13 | //===----------------------------------------------------------------------===// |
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| 14 | |||
| 15 | #ifndef LLVM_FRONTEND_OPENMP_OMPASSUME_H |
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| 16 | #define LLVM_FRONTEND_OPENMP_OMPASSUME_H |
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| 17 | |||
| 18 | #include "llvm/ADT/StringRef.h" |
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| 19 | |||
| 20 | namespace llvm { |
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| 21 | |||
| 22 | namespace omp { |
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| 23 | |||
| 24 | /// Helper to describe assume clauses. |
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| 25 | struct AssumptionClauseMappingInfo { |
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| 26 | /// The identifier describing the (beginning of the) clause. |
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| 27 | llvm::StringLiteral Identifier; |
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| 28 | /// Flag to determine if the identifier is a full name or the start of a name. |
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| 29 | bool StartsWith; |
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| 30 | /// Flag to determine if a directive lists follows. |
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| 31 | bool HasDirectiveList; |
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| 32 | /// Flag to determine if an expression follows. |
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| 33 | bool HasExpression; |
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| 34 | }; |
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| 35 | |||
| 36 | /// All known assume clauses. |
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| 37 | static constexpr AssumptionClauseMappingInfo AssumptionClauseMappings[] = { |
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| 38 | #define OMP_ASSUME_CLAUSE(Identifier, StartsWith, HasDirectiveList, \ |
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| 39 | HasExpression) \ |
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| 40 | {Identifier, StartsWith, HasDirectiveList, HasExpression}, |
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| 41 | #include "llvm/Frontend/OpenMP/OMPKinds.def" |
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| 42 | }; |
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| 43 | |||
| 44 | inline std::string getAllAssumeClauseOptions() { |
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| 45 | std::string S; |
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| 46 | for (const AssumptionClauseMappingInfo &ACMI : AssumptionClauseMappings) |
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| 47 | S += (S.empty() ? "'" : "', '") + ACMI.Identifier.str(); |
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| 48 | return S + "'"; |
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| 49 | } |
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| 50 | |||
| 51 | } // namespace omp |
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| 52 | |||
| 53 | } // namespace llvm |
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| 54 | |||
| 55 | #endif // LLVM_FRONTEND_OPENMP_OMPASSUME_H |