2 files changed, 48 insertions, 0 deletions

diff --git a/lib/Frontend/PCHReader.cpp b/lib/Frontend/PCHReader.cpp
index 67c7dc7337..b829075913 100644
--- a/lib/Frontend/PCHReader.cpp
+++ b/lib/Frontend/PCHReader.cpp
@@ -262,6 +262,8 @@ namespace {
     unsigned VisitTypesCompatibleExpr(TypesCompatibleExpr *E);
     unsigned VisitChooseExpr(ChooseExpr *E);
     unsigned VisitGNUNullExpr(GNUNullExpr *E);
+    unsigned VisitShuffleVectorExpr(ShuffleVectorExpr *E);
+    unsigned VisitBlockDeclRefExpr(BlockDeclRefExpr *E);
   };
 }
 
@@ -483,6 +485,23 @@ unsigned PCHStmtReader::VisitGNUNullExpr(GNUNullExpr *E) {
   return 0;
 }
 
+unsigned PCHStmtReader::VisitShuffleVectorExpr(ShuffleVectorExpr *E) {
+  VisitExpr(E);
+  unsigned NumExprs = Record[Idx++];
+  E->setExprs(&ExprStack[ExprStack.size() - NumExprs], NumExprs);
+  E->setBuiltinLoc(SourceLocation::getFromRawEncoding(Record[Idx++]));
+  E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++]));
+  return NumExprs;
+}
+
+unsigned PCHStmtReader::VisitBlockDeclRefExpr(BlockDeclRefExpr *E) {
+  VisitExpr(E);
+  E->setDecl(cast<ValueDecl>(Reader.GetDecl(Record[Idx++])));
+  E->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++]));
+  E->setByRef(Record[Idx++]);
+  return 0;
+}
+
 // FIXME: use the diagnostics machinery
 static bool Error(const char *Str) {
   std::fprintf(stderr, "%s\n", Str);
@@ -2016,6 +2035,15 @@ Expr *PCHReader::ReadExpr() {
     case pch::EXPR_GNU_NULL:
       E = new (Context) GNUNullExpr(Empty);
       break;
+
+    case pch::EXPR_SHUFFLE_VECTOR:
+      E = new (Context) ShuffleVectorExpr(Empty);
+      break;
+      
+    case pch::EXPR_BLOCK_DECL_REF:
+      // FIXME: untested until we have statement and block support
+      E = new (Context) BlockDeclRefExpr(Empty);
+      break;
     }
 
     // We hit an EXPR_STOP, so we're done with this expression.
diff --git a/lib/Frontend/PCHWriter.cpp b/lib/Frontend/PCHWriter.cpp
index dc5aabdd5b..4201a69f73 100644
--- a/lib/Frontend/PCHWriter.cpp
+++ b/lib/Frontend/PCHWriter.cpp
@@ -469,6 +469,8 @@ namespace {
     void VisitTypesCompatibleExpr(TypesCompatibleExpr *E);
     void VisitChooseExpr(ChooseExpr *E);
     void VisitGNUNullExpr(GNUNullExpr *E);
+    void VisitShuffleVectorExpr(ShuffleVectorExpr *E);
+    void VisitBlockDeclRefExpr(BlockDeclRefExpr *E);
   };
 }
 
@@ -683,6 +685,24 @@ void PCHStmtWriter::VisitGNUNullExpr(GNUNullExpr *E) {
   Code = pch::EXPR_GNU_NULL;
 }
 
+void PCHStmtWriter::VisitShuffleVectorExpr(ShuffleVectorExpr *E) {
+  VisitExpr(E);
+  Record.push_back(E->getNumSubExprs());
+  for (unsigned I = 0, N = E->getNumSubExprs(); I != N; ++I)
+    Writer.WriteSubExpr(E->getExpr(I));
+  Writer.AddSourceLocation(E->getBuiltinLoc(), Record);
+  Writer.AddSourceLocation(E->getRParenLoc(), Record);
+  Code = pch::EXPR_SHUFFLE_VECTOR;
+}
+
+void PCHStmtWriter::VisitBlockDeclRefExpr(BlockDeclRefExpr *E) {
+  VisitExpr(E);
+  Writer.AddDeclRef(E->getDecl(), Record);
+  Writer.AddSourceLocation(E->getLocation(), Record);
+  Record.push_back(E->isByRef());
+  Code = pch::EXPR_BLOCK_DECL_REF;
+}
+
 //===----------------------------------------------------------------------===//
 // PCHWriter Implementation
 //===----------------------------------------------------------------------===//