[OPENMP] firstprivate and private clauses of teams, host codegeneration

Add code generation support for firstprivate and private clauses of teams on the host. Add extensive regression tests including lambda functions and vla testing.

http://reviews.llvm.org/D17582

llvm-svn: 262663

1 files changed, 17 insertions, 0 deletions

diff --git a/clang/lib/CodeGen/CGStmtOpenMP.cpp b/clang/lib/CodeGen/CGStmtOpenMP.cpp
index c5fd7416795..8434cdf2da2 100644
--- a/clang/lib/CodeGen/CGStmtOpenMP.cpp
+++ b/clang/lib/CodeGen/CGStmtOpenMP.cpp
@@ -45,10 +45,25 @@ class OMPLexicalScope {
     }
   }
 
+  class PostUpdateCleanup final : public EHScopeStack::Cleanup {
+    const OMPExecutableDirective &S;
+
+  public:
+    PostUpdateCleanup(const OMPExecutableDirective &S) : S(S) {}
+
+    void Emit(CodeGenFunction &CGF, Flags /*flags*/) override {
+      if (!CGF.HaveInsertPoint())
+        return;
+      (void)S;
+      // TODO: add cleanups for clauses that require post update.
+    }
+  };
+
 public:
   OMPLexicalScope(CodeGenFunction &CGF, const OMPExecutableDirective &S)
       : Scope(CGF, S.getSourceRange()) {
     emitPreInitStmt(CGF, S);
+    CGF.EHStack.pushCleanup<PostUpdateCleanup>(NormalAndEHCleanup, S);
   }
 };
 } // namespace
@@ -2755,6 +2770,8 @@ void CodeGenFunction::EmitOMPTeamsDirective(const OMPTeamsDirective &S) {
   // Emit parallel region as a standalone region.
   auto &&CodeGen = [&S](CodeGenFunction &CGF) {
     OMPPrivateScope PrivateScope(CGF);
+    (void)CGF.EmitOMPFirstprivateClause(S, PrivateScope);
+    CGF.EmitOMPPrivateClause(S, PrivateScope);
     (void)PrivateScope.Privatize();
     CGF.EmitStmt(cast<CapturedStmt>(S.getAssociatedStmt())->getCapturedStmt());
   };