summaryrefslogtreecommitdiffstats
path: root/lib/AST/DeclOpenMP.cpp
blob: b77a67cbf38dad7f78478e6a67838961cafdca76 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
//===--- DeclOpenMP.cpp - Declaration OpenMP AST Node Implementation ------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
/// \file
/// This file implements OMPThreadPrivateDecl, OMPCapturedExprDecl
/// classes.
///
//===----------------------------------------------------------------------===//

#include "clang/AST/ASTContext.h"
#include "clang/AST/Decl.h"
#include "clang/AST/DeclBase.h"
#include "clang/AST/DeclOpenMP.h"
#include "clang/AST/Expr.h"

using namespace clang;

//===----------------------------------------------------------------------===//
// OMPThreadPrivateDecl Implementation.
//===----------------------------------------------------------------------===//

void OMPThreadPrivateDecl::anchor() { }

OMPThreadPrivateDecl *OMPThreadPrivateDecl::Create(ASTContext &C,
                                                   DeclContext *DC,
                                                   SourceLocation L,
                                                   ArrayRef<Expr *> VL) {
  OMPThreadPrivateDecl *D =
      new (C, DC, additionalSizeToAlloc<Expr *>(VL.size()))
          OMPThreadPrivateDecl(OMPThreadPrivate, DC, L);
  D->NumVars = VL.size();
  D->setVars(VL);
  return D;
}

OMPThreadPrivateDecl *OMPThreadPrivateDecl::CreateDeserialized(ASTContext &C,
                                                               unsigned ID,
                                                               unsigned N) {
  OMPThreadPrivateDecl *D = new (C, ID, additionalSizeToAlloc<Expr *>(N))
      OMPThreadPrivateDecl(OMPThreadPrivate, nullptr, SourceLocation());
  D->NumVars = N;
  return D;
}

void OMPThreadPrivateDecl::setVars(ArrayRef<Expr *> VL) {
  assert(VL.size() == NumVars &&
         "Number of variables is not the same as the preallocated buffer");
  std::uninitialized_copy(VL.begin(), VL.end(), getTrailingObjects<Expr *>());
}

//===----------------------------------------------------------------------===//
// OMPRequiresDecl Implementation.
//===----------------------------------------------------------------------===//

void OMPRequiresDecl::anchor() {}

OMPRequiresDecl *OMPRequiresDecl::Create(ASTContext &C, DeclContext *DC,
                                         SourceLocation L,
                                         ArrayRef<OMPClause *> CL) {
  OMPRequiresDecl *D =
      new (C, DC, additionalSizeToAlloc<OMPClause *>(CL.size()))
      OMPRequiresDecl(OMPRequires, DC, L);
  D->NumClauses = CL.size();
  D->setClauses(CL);
  return D;
}

OMPRequiresDecl *OMPRequiresDecl::CreateDeserialized(ASTContext &C, unsigned ID,
                                                     unsigned N) {
  OMPRequiresDecl *D = new (C, ID, additionalSizeToAlloc<OMPClause *>(N))
      OMPRequiresDecl(OMPRequires, nullptr, SourceLocation());
  D->NumClauses = N;
  return D;
}

void OMPRequiresDecl::setClauses(ArrayRef<OMPClause *> CL) {
  assert(CL.size() == NumClauses &&
         "Number of clauses is not the same as the preallocated buffer");
  std::uninitialized_copy(CL.begin(), CL.end(),
                          getTrailingObjects<OMPClause *>());
}

//===----------------------------------------------------------------------===//
// OMPDeclareReductionDecl Implementation.
//===----------------------------------------------------------------------===//

OMPDeclareReductionDecl::OMPDeclareReductionDecl(
    Kind DK, DeclContext *DC, SourceLocation L, DeclarationName Name,
    QualType Ty, OMPDeclareReductionDecl *PrevDeclInScope)
    : ValueDecl(DK, DC, L, Name, Ty), DeclContext(DK), Combiner(nullptr),
      PrevDeclInScope(PrevDeclInScope) {
  setInitializer(nullptr, CallInit);
}

void OMPDeclareReductionDecl::anchor() {}

OMPDeclareReductionDecl *OMPDeclareReductionDecl::Create(
    ASTContext &C, DeclContext *DC, SourceLocation L, DeclarationName Name,
    QualType T, OMPDeclareReductionDecl *PrevDeclInScope) {
  return new (C, DC) OMPDeclareReductionDecl(OMPDeclareReduction, DC, L, Name,
                                             T, PrevDeclInScope);
}

OMPDeclareReductionDecl *
OMPDeclareReductionDecl::CreateDeserialized(ASTContext &C, unsigned ID) {
  return new (C, ID) OMPDeclareReductionDecl(
      OMPDeclareReduction, /*DC=*/nullptr, SourceLocation(), DeclarationName(),
      QualType(), /*PrevDeclInScope=*/nullptr);
}

OMPDeclareReductionDecl *OMPDeclareReductionDecl::getPrevDeclInScope() {
  return cast_or_null<OMPDeclareReductionDecl>(
      PrevDeclInScope.get(getASTContext().getExternalSource()));
}
const OMPDeclareReductionDecl *
OMPDeclareReductionDecl::getPrevDeclInScope() const {
  return cast_or_null<OMPDeclareReductionDecl>(
      PrevDeclInScope.get(getASTContext().getExternalSource()));
}

//===----------------------------------------------------------------------===//
// OMPCapturedExprDecl Implementation.
//===----------------------------------------------------------------------===//

void OMPCapturedExprDecl::anchor() {}

OMPCapturedExprDecl *OMPCapturedExprDecl::Create(ASTContext &C, DeclContext *DC,
                                                 IdentifierInfo *Id, QualType T,
                                                 SourceLocation StartLoc) {
  return new (C, DC) OMPCapturedExprDecl(
      C, DC, Id, T, C.getTrivialTypeSourceInfo(T), StartLoc);
}

OMPCapturedExprDecl *OMPCapturedExprDecl::CreateDeserialized(ASTContext &C,
                                                             unsigned ID) {
  return new (C, ID) OMPCapturedExprDecl(C, nullptr, nullptr, QualType(),
                                         /*TInfo=*/nullptr, SourceLocation());
}

SourceRange OMPCapturedExprDecl::getSourceRange() const {
  assert(hasInit());
  return SourceRange(getInit()->getBeginLoc(), getInit()->getEndLoc());
}