commit aadd52e5cc8776ed65c0850876a68a1f10a92f10
author Alexey Bataev <a.bataev@hotmail.com> Thu Feb 13 05:29:23 2014 +0000
committer Alexey Bataev <a.bataev@hotmail.com> Thu Feb 13 05:29:23 2014 +0000
tree 6789802725add097bbba8e1e1ab597a4f697a863
parent 0e3b5e0b20698558be7a30b42f3d245bf6a4af54

[OPENMP] 'if' clause support (no CodeGen support)

llvm-svn: 201297

clang/lib/Sema/SemaOpenMP.cpp

diff --git a/clang/lib/Sema/SemaOpenMP.cpp b/clang/lib/Sema/SemaOpenMP.cpp
index 0ca7d56..fee9b1d 100644
--- a/clang/lib/Sema/SemaOpenMP.cpp
+++ b/clang/lib/Sema/SemaOpenMP.cpp
@@ -721,6 +721,48 @@
                                             Clauses, AStmt));
 }
 
+OMPClause *Sema::ActOnOpenMPSingleExprClause(OpenMPClauseKind Kind,
+                                             Expr *Expr,
+                                             SourceLocation StartLoc,
+                                             SourceLocation LParenLoc,
+                                             SourceLocation EndLoc) {
+  OMPClause *Res = 0;
+  switch (Kind) {
+  case OMPC_if:
+    Res = ActOnOpenMPIfClause(Expr, StartLoc, LParenLoc, EndLoc);
+    break;
+  case OMPC_default:
+  case OMPC_private:
+  case OMPC_firstprivate:
+  case OMPC_shared:
+  case OMPC_threadprivate:
+  case OMPC_unknown:
+  case NUM_OPENMP_CLAUSES:
+    llvm_unreachable("Clause is not allowed.");
+  }
+  return Res;
+}
+
+OMPClause *Sema::ActOnOpenMPIfClause(Expr *Condition,
+                                     SourceLocation StartLoc,
+                                     SourceLocation LParenLoc,
+                                     SourceLocation EndLoc) {
+  Expr *ValExpr = Condition;
+  if (!Condition->isValueDependent() && !Condition->isTypeDependent() &&
+      !Condition->isInstantiationDependent() &&
+      !Condition->containsUnexpandedParameterPack()) {
+    ExprResult Val = ActOnBooleanCondition(DSAStack->getCurScope(),
+                                           Condition->getExprLoc(),
+                                           Condition);
+    if (Val.isInvalid())
+      return 0;
+
+    ValExpr = Val.take();
+  }
+
+  return new (Context) OMPIfClause(ValExpr, StartLoc, LParenLoc, EndLoc);
+}
+
 OMPClause *Sema::ActOnOpenMPSimpleClause(OpenMPClauseKind Kind,
                                          unsigned Argument,
                                          SourceLocation ArgumentLoc,
@@ -734,6 +776,7 @@
       ActOnOpenMPDefaultClause(static_cast<OpenMPDefaultClauseKind>(Argument),
                                ArgumentLoc, StartLoc, LParenLoc, EndLoc);
     break;
+  case OMPC_if:
   case OMPC_private:
   case OMPC_firstprivate:
   case OMPC_shared:
@@ -780,7 +823,9 @@
   case OMPC_DEFAULT_shared:
     DSAStack->setDefaultDSAShared();
     break;
-  default:
+  case OMPC_DEFAULT_unknown:
+  case NUM_OPENMP_DEFAULT_KINDS:
+    llvm_unreachable("Clause kind is not allowed.");
     break;
   }
   return new (Context) OMPDefaultClause(Kind, KindKwLoc, StartLoc, LParenLoc,
@@ -803,6 +848,7 @@
   case OMPC_shared:
     Res = ActOnOpenMPSharedClause(VarList, StartLoc, LParenLoc, EndLoc);
     break;
+  case OMPC_if:
   case OMPC_default:
   case OMPC_threadprivate:
   case OMPC_unknown: