[OPENMP 4.0] Initial support for 'omp cancel' construct.

Implemented parsing/sema analysis + (de)serialization.

llvm-svn: 241253

3 files changed, 30 insertions, 0 deletions

diff --git a/clang/lib/AST/Stmt.cpp b/clang/lib/AST/Stmt.cpp
index 911ec5e30ef..c0aab4c4db7 100644
--- a/clang/lib/AST/Stmt.cpp
+++ b/clang/lib/AST/Stmt.cpp
@@ -2106,6 +2106,26 @@ OMPCancellationPointDirective::CreateEmpty(const ASTContext &C, EmptyShell) {
   return new (Mem) OMPCancellationPointDirective();
 }
 
+OMPCancelDirective *
+OMPCancelDirective::Create(const ASTContext &C, SourceLocation StartLoc,
+                           SourceLocation EndLoc,
+                           OpenMPDirectiveKind CancelRegion) {
+  unsigned Size = llvm::RoundUpToAlignment(sizeof(OMPCancelDirective),
+                                           llvm::alignOf<Stmt *>());
+  void *Mem = C.Allocate(Size);
+  OMPCancelDirective *Dir = new (Mem) OMPCancelDirective(StartLoc, EndLoc);
+  Dir->setCancelRegion(CancelRegion);
+  return Dir;
+}
+
+OMPCancelDirective *OMPCancelDirective::CreateEmpty(const ASTContext &C,
+                                                    EmptyShell) {
+  unsigned Size = llvm::RoundUpToAlignment(sizeof(OMPCancelDirective),
+                                           llvm::alignOf<Stmt *>());
+  void *Mem = C.Allocate(Size);
+  return new (Mem) OMPCancelDirective();
+}
+
 OMPFlushDirective *OMPFlushDirective::Create(const ASTContext &C,
                                              SourceLocation StartLoc,
                                              SourceLocation EndLoc,
diff --git a/clang/lib/AST/StmtPrinter.cpp b/clang/lib/AST/StmtPrinter.cpp
index 26019fd530d..79600773f56 100644
--- a/clang/lib/AST/StmtPrinter.cpp
+++ b/clang/lib/AST/StmtPrinter.cpp
@@ -957,6 +957,12 @@ void StmtPrinter::VisitOMPCancellationPointDirective(
            << getOpenMPDirectiveName(Node->getCancelRegion());
   PrintOMPExecutableDirective(Node);
 }
+
+void StmtPrinter::VisitOMPCancelDirective(OMPCancelDirective *Node) {
+  Indent() << "#pragma omp cancel "
+           << getOpenMPDirectiveName(Node->getCancelRegion());
+  PrintOMPExecutableDirective(Node);
+}
 //===----------------------------------------------------------------------===//
 //  Expr printing methods.
 //===----------------------------------------------------------------------===//
diff --git a/clang/lib/AST/StmtProfile.cpp b/clang/lib/AST/StmtProfile.cpp
index 7d1d48be791..63f432ca4c3 100644
--- a/clang/lib/AST/StmtProfile.cpp
+++ b/clang/lib/AST/StmtProfile.cpp
@@ -542,6 +542,10 @@ void StmtProfiler::VisitOMPCancellationPointDirective(
   VisitOMPExecutableDirective(S);
 }
 
+void StmtProfiler::VisitOMPCancelDirective(const OMPCancelDirective *S) {
+  VisitOMPExecutableDirective(S);
+}
+
 void StmtProfiler::VisitExpr(const Expr *S) {
   VisitStmt(S);
 }