llvm-project/clang/lib/AST/DeclOpenMP.cpp

108 lines
4.2 KiB
C++

//===--- 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
/// \brief 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 *>());
}
//===----------------------------------------------------------------------===//
// OMPDeclareReductionDecl Implementation.
//===----------------------------------------------------------------------===//
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, StartLoc);
}
OMPCapturedExprDecl *OMPCapturedExprDecl::CreateDeserialized(ASTContext &C,
unsigned ID) {
return new (C, ID)
OMPCapturedExprDecl(C, nullptr, nullptr, QualType(), SourceLocation());
}
SourceRange OMPCapturedExprDecl::getSourceRange() const {
assert(hasInit());
return SourceRange(getInit()->getLocStart(), getInit()->getLocEnd());
}