Coverage Report

Created: 2018-09-21 05:35

/Users/buildslave/jenkins/workspace/clang-stage2-coverage-R/llvm/tools/clang/include/clang/StaticAnalyzer/Checkers/MPIFunctionClassifier.h
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//===-- MPIFunctionClassifier.h - classifies MPI functions ----*- C++ -*-===//
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//
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//                     The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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///
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/// \file
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/// This file defines functionality to identify and classify MPI functions.
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///
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_LIB_STATICANALYZER_CHECKERS_MPICHECKER_MPIFUNCTIONCLASSIFIER_H
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#define LLVM_CLANG_LIB_STATICANALYZER_CHECKERS_MPICHECKER_MPIFUNCTIONCLASSIFIER_H
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#include "clang/StaticAnalyzer/Core/PathSensitive/CheckerContext.h"
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namespace clang {
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namespace ento {
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namespace mpi {
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class MPIFunctionClassifier {
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public:
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  MPIFunctionClassifier(ASTContext &ASTCtx) { identifierInit(ASTCtx); }
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  // general identifiers
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  bool isMPIType(const IdentifierInfo *const IdentInfo) const;
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  bool isNonBlockingType(const IdentifierInfo *const IdentInfo) const;
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  // point-to-point identifiers
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  bool isPointToPointType(const IdentifierInfo *const IdentInfo) const;
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  // collective identifiers
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  bool isCollectiveType(const IdentifierInfo *const IdentInfo) const;
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  bool isCollToColl(const IdentifierInfo *const IdentInfo) const;
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  bool isScatterType(const IdentifierInfo *const IdentInfo) const;
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  bool isGatherType(const IdentifierInfo *const IdentInfo) const;
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  bool isAllgatherType(const IdentifierInfo *const IdentInfo) const;
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  bool isAlltoallType(const IdentifierInfo *const IdentInfo) const;
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  bool isReduceType(const IdentifierInfo *const IdentInfo) const;
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  bool isBcastType(const IdentifierInfo *const IdentInfo) const;
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  // additional identifiers
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  bool isMPI_Wait(const IdentifierInfo *const IdentInfo) const;
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  bool isMPI_Waitall(const IdentifierInfo *const IdentInfo) const;
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  bool isWaitType(const IdentifierInfo *const IdentInfo) const;
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private:
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  // Initializes function identifiers, to recognize them during analysis.
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  void identifierInit(ASTContext &ASTCtx);
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  void initPointToPointIdentifiers(ASTContext &ASTCtx);
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  void initCollectiveIdentifiers(ASTContext &ASTCtx);
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  void initAdditionalIdentifiers(ASTContext &ASTCtx);
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  // The containers are used, to enable classification of MPI-functions during
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  // analysis.
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  llvm::SmallVector<IdentifierInfo *, 12> MPINonBlockingTypes;
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  llvm::SmallVector<IdentifierInfo *, 10> MPIPointToPointTypes;
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  llvm::SmallVector<IdentifierInfo *, 16> MPICollectiveTypes;
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  llvm::SmallVector<IdentifierInfo *, 4> MPIPointToCollTypes;
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  llvm::SmallVector<IdentifierInfo *, 4> MPICollToPointTypes;
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  llvm::SmallVector<IdentifierInfo *, 6> MPICollToCollTypes;
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  llvm::SmallVector<IdentifierInfo *, 32> MPIType;
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  // point-to-point functions
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  IdentifierInfo *IdentInfo_MPI_Send = nullptr, *IdentInfo_MPI_Isend = nullptr,
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      *IdentInfo_MPI_Ssend = nullptr, *IdentInfo_MPI_Issend = nullptr,
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      *IdentInfo_MPI_Bsend = nullptr, *IdentInfo_MPI_Ibsend = nullptr,
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      *IdentInfo_MPI_Rsend = nullptr, *IdentInfo_MPI_Irsend = nullptr,
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      *IdentInfo_MPI_Recv = nullptr, *IdentInfo_MPI_Irecv = nullptr;
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  // collective functions
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  IdentifierInfo *IdentInfo_MPI_Scatter = nullptr,
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      *IdentInfo_MPI_Iscatter = nullptr, *IdentInfo_MPI_Gather = nullptr,
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      *IdentInfo_MPI_Igather = nullptr, *IdentInfo_MPI_Allgather = nullptr,
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      *IdentInfo_MPI_Iallgather = nullptr, *IdentInfo_MPI_Bcast = nullptr,
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      *IdentInfo_MPI_Ibcast = nullptr, *IdentInfo_MPI_Reduce = nullptr,
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      *IdentInfo_MPI_Ireduce = nullptr, *IdentInfo_MPI_Allreduce = nullptr,
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      *IdentInfo_MPI_Iallreduce = nullptr, *IdentInfo_MPI_Alltoall = nullptr,
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      *IdentInfo_MPI_Ialltoall = nullptr, *IdentInfo_MPI_Barrier = nullptr;
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  // additional functions
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  IdentifierInfo *IdentInfo_MPI_Comm_rank = nullptr,
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      *IdentInfo_MPI_Comm_size = nullptr, *IdentInfo_MPI_Wait = nullptr,
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      *IdentInfo_MPI_Waitall = nullptr;
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};
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} // end of namespace: mpi
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} // end of namespace: ento
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} // end of namespace: clang
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#endif