PCH support for ExtVectorElementExpr and VAArgExpr.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69240 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/PCHReader.cpp b/lib/Frontend/PCHReader.cpp
index f9290ba..bd1ed1f 100644
--- a/lib/Frontend/PCHReader.cpp
+++ b/lib/Frontend/PCHReader.cpp
@@ -257,6 +257,8 @@
     unsigned VisitImplicitCastExpr(ImplicitCastExpr *E);
     unsigned VisitExplicitCastExpr(ExplicitCastExpr *E);
     unsigned VisitCStyleCastExpr(CStyleCastExpr *E);
+    unsigned VisitExtVectorElementExpr(ExtVectorElementExpr *E);
+    unsigned VisitVAArgExpr(VAArgExpr *E);
   };
 }
 
@@ -437,6 +439,23 @@
   return 1;
 }
 
+unsigned PCHStmtReader::VisitExtVectorElementExpr(ExtVectorElementExpr *E) {
+  VisitExpr(E);
+  E->setBase(ExprStack.back());
+  E->setAccessor(Reader.GetIdentifierInfo(Record, Idx));
+  E->setAccessorLoc(SourceLocation::getFromRawEncoding(Record[Idx++]));
+  return 1;
+}
+
+unsigned PCHStmtReader::VisitVAArgExpr(VAArgExpr *E) {
+  VisitExpr(E);
+  E->setSubExpr(ExprStack.back());
+  E->setBuiltinLoc(SourceLocation::getFromRawEncoding(Record[Idx++]));
+  E->setRParenLoc(SourceLocation::getFromRawEncoding(Record[Idx++]));
+  return 1;
+}
+
+
 // FIXME: use the diagnostics machinery
 static bool Error(const char *Str) {
   std::fprintf(stderr, "%s\n", Str);
@@ -1949,6 +1968,15 @@
     case pch::EXPR_CSTYLE_CAST:
       E = new (Context) CStyleCastExpr(Empty);
       break;
+
+    case pch::EXPR_EXT_VECTOR_ELEMENT:
+      E = new (Context) ExtVectorElementExpr(Empty);
+      break;
+
+    case pch::EXPR_VA_ARG:
+      // FIXME: untested; we need function bodies first
+      E = new (Context) VAArgExpr(Empty);
+      break;
     }
 
     // We hit an EXPR_STOP, so we're done with this expression.