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 class.
11 ///
12 //===----------------------------------------------------------------------===//
13
14 #include "clang/AST/ASTContext.h"
15 #include "clang/AST/DeclBase.h"
16 #include "clang/AST/Decl.h"
17 #include "clang/AST/DeclOpenMP.h"
18 #include "clang/AST/Expr.h"
19
20 using namespace clang;
21
22 //===----------------------------------------------------------------------===//
23 // OMPThreadPrivateDecl Implementation.
24 //===----------------------------------------------------------------------===//
25
anchor()26 void OMPThreadPrivateDecl::anchor() { }
27
Create(ASTContext & C,DeclContext * DC,SourceLocation L,ArrayRef<Expr * > VL)28 OMPThreadPrivateDecl *OMPThreadPrivateDecl::Create(ASTContext &C,
29 DeclContext *DC,
30 SourceLocation L,
31 ArrayRef<Expr *> VL) {
32 unsigned Size = sizeof(OMPThreadPrivateDecl) +
33 (VL.size() * sizeof(Expr *));
34
35 void *Mem = C.Allocate(Size, llvm::alignOf<OMPThreadPrivateDecl>());
36 OMPThreadPrivateDecl *D = new (Mem) OMPThreadPrivateDecl(OMPThreadPrivate,
37 DC, L);
38 D->NumVars = VL.size();
39 D->setVars(VL);
40 return D;
41 }
42
CreateDeserialized(ASTContext & C,unsigned ID,unsigned N)43 OMPThreadPrivateDecl *OMPThreadPrivateDecl::CreateDeserialized(ASTContext &C,
44 unsigned ID,
45 unsigned N) {
46 unsigned Size = sizeof(OMPThreadPrivateDecl) + (N * sizeof(Expr *));
47
48 void *Mem = AllocateDeserializedDecl(C, ID, Size);
49 OMPThreadPrivateDecl *D = new (Mem) OMPThreadPrivateDecl(OMPThreadPrivate,
50 0, SourceLocation());
51 D->NumVars = N;
52 return D;
53 }
54
setVars(ArrayRef<Expr * > VL)55 void OMPThreadPrivateDecl::setVars(ArrayRef<Expr *> VL) {
56 assert(VL.size() == NumVars &&
57 "Number of variables is not the same as the preallocated buffer");
58 Expr **Vars = reinterpret_cast<Expr **>(this + 1);
59 std::copy(VL.begin(), VL.end(), Vars);
60 }
61
62