PCH support for ShuffleVectorExpr and BlockDeclRefExpr

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69244 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/PCHReader.cpp b/lib/Frontend/PCHReader.cpp
index 67c7dc7..b829075 100644
--- a/lib/Frontend/PCHReader.cpp
+++ b/lib/Frontend/PCHReader.cpp
@@ -262,6 +262,8 @@
     unsigned VisitTypesCompatibleExpr(TypesCompatibleExpr *E);
     unsigned VisitChooseExpr(ChooseExpr *E);
     unsigned VisitGNUNullExpr(GNUNullExpr *E);
+    unsigned VisitShuffleVectorExpr(ShuffleVectorExpr *E);
+    unsigned VisitBlockDeclRefExpr(BlockDeclRefExpr *E);
   };
 }
 
@@ -483,6 +485,23 @@
   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 @@
     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.