contrib/llvm/tools/clang/lib/AST/DeclOpenMP.cpp

   1 //===--- DeclOpenMP.cpp - Declaration OpenMP AST Node Implementation ------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 /// \file
  10 /// \brief This file implements OMPThreadPrivateDecl, OMPCapturedExprDecl
  11 /// classes.
  12 ///
  13 //===----------------------------------------------------------------------===//
  14
  15 #include "clang/AST/ASTContext.h"
  16 #include "clang/AST/Decl.h"
  17 #include "clang/AST/DeclBase.h"
  18 #include "clang/AST/DeclOpenMP.h"
  19 #include "clang/AST/Expr.h"
  20
  21 using namespace clang;
  22
  23 //===----------------------------------------------------------------------===//
  24 // OMPThreadPrivateDecl Implementation.
  25 //===----------------------------------------------------------------------===//
  26
  27 void OMPThreadPrivateDecl::anchor() { }
  28
  29 OMPThreadPrivateDecl *OMPThreadPrivateDecl::Create(ASTContext &C,
  30                                                    DeclContext *DC,
  31                                                    SourceLocation L,
  32                                                    ArrayRef<Expr *> VL) {
  33   OMPThreadPrivateDecl *D =
  34       new (C, DC, additionalSizeToAlloc<Expr *>(VL.size()))
  35           OMPThreadPrivateDecl(OMPThreadPrivate, DC, L);
  36   D->NumVars = VL.size();
  37   D->setVars(VL);
  38   return D;
  39 }
  40
  41 OMPThreadPrivateDecl *OMPThreadPrivateDecl::CreateDeserialized(ASTContext &C,
  42                                                                unsigned ID,
  43                                                                unsigned N) {
  44   OMPThreadPrivateDecl *D = new (C, ID, additionalSizeToAlloc<Expr *>(N))
  45       OMPThreadPrivateDecl(OMPThreadPrivate, nullptr, SourceLocation());
  46   D->NumVars = N;
  47   return D;
  48 }
  49
  50 void OMPThreadPrivateDecl::setVars(ArrayRef<Expr *> VL) {
  51   assert(VL.size() == NumVars &&
  52          "Number of variables is not the same as the preallocated buffer");
  53   std::uninitialized_copy(VL.begin(), VL.end(), getTrailingObjects<Expr *>());
  54 }
  55
  56 //===----------------------------------------------------------------------===//
  57 // OMPDeclareReductionDecl Implementation.
  58 //===----------------------------------------------------------------------===//
  59
  60 void OMPDeclareReductionDecl::anchor() {}
  61
  62 OMPDeclareReductionDecl *OMPDeclareReductionDecl::Create(
  63     ASTContext &C, DeclContext *DC, SourceLocation L, DeclarationName Name,
  64     QualType T, OMPDeclareReductionDecl *PrevDeclInScope) {
  65   return new (C, DC) OMPDeclareReductionDecl(OMPDeclareReduction, DC, L, Name,
  66                                              T, PrevDeclInScope);
  67 }
  68
  69 OMPDeclareReductionDecl *
  70 OMPDeclareReductionDecl::CreateDeserialized(ASTContext &C, unsigned ID) {
  71   return new (C, ID) OMPDeclareReductionDecl(
  72       OMPDeclareReduction, /*DC=*/nullptr, SourceLocation(), DeclarationName(),
  73       QualType(), /*PrevDeclInScope=*/nullptr);
  74 }
  75
  76 OMPDeclareReductionDecl *OMPDeclareReductionDecl::getPrevDeclInScope() {
  77   return cast_or_null<OMPDeclareReductionDecl>(
  78       PrevDeclInScope.get(getASTContext().getExternalSource()));
  79 }
  80 const OMPDeclareReductionDecl *
  81 OMPDeclareReductionDecl::getPrevDeclInScope() const {
  82   return cast_or_null<OMPDeclareReductionDecl>(
  83       PrevDeclInScope.get(getASTContext().getExternalSource()));
  84 }
  85
  86 //===----------------------------------------------------------------------===//
  87 // OMPCapturedExprDecl Implementation.
  88 //===----------------------------------------------------------------------===//
  89
  90 void OMPCapturedExprDecl::anchor() {}
  91
  92 OMPCapturedExprDecl *OMPCapturedExprDecl::Create(ASTContext &C, DeclContext *DC,
  93                                                  IdentifierInfo *Id,
  94                                                  QualType T) {
  95   return new (C, DC) OMPCapturedExprDecl(C, DC, Id, T);
  96 }
  97
  98 OMPCapturedExprDecl *OMPCapturedExprDecl::CreateDeserialized(ASTContext &C,
  99                                                              unsigned ID) {
 100   return new (C, ID) OMPCapturedExprDecl(C, nullptr, nullptr, QualType());
 101 }
 102