Add Sema::ExtVectorDecls and Sema::ObjCCategoryImpls to the PCH file. Since these vectors are very, very rarely used and, when used in headers, and even when used are relatively small, we load them eagerly.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@70240 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 21 insertions, 0 deletions

diff --git a/lib/Frontend/PCHWriter.cpp b/lib/Frontend/PCHWriter.cpp
index 8ff688e6e3..817893448a 100644
--- a/lib/Frontend/PCHWriter.cpp
+++ b/lib/Frontend/PCHWriter.cpp
@@ -355,6 +355,8 @@ void PCHWriter::WriteBlockInfoBlock() {
   RECORD(SOURCE_LOCATION_OFFSETS);
   RECORD(SOURCE_LOCATION_PRELOADS);
   RECORD(STAT_CACHE);
+  RECORD(EXT_VECTOR_DECLS);
+  RECORD(OBJC_CATEGORY_IMPLEMENTATIONS);
 
   // SourceManager Block.
   BLOCK(SOURCE_MANAGER_BLOCK);
@@ -1656,6 +1658,17 @@ void PCHWriter::WritePCH(Sema &SemaRef, MemorizeStatCalls *StatCalls) {
        TD != TDEnd; ++TD)
     AddDeclRef(TD->second, LocallyScopedExternalDecls);
 
+  // Build a record containing all of the ext_vector declarations.
+  RecordData ExtVectorDecls;
+  for (unsigned I = 0, N = SemaRef.ExtVectorDecls.size(); I != N; ++I)
+    AddDeclRef(SemaRef.ExtVectorDecls[I], ExtVectorDecls);
+
+  // Build a record containing all of the Objective-C category
+  // implementations.
+  RecordData ObjCCategoryImpls;
+  for (unsigned I = 0, N = SemaRef.ObjCCategoryImpls.size(); I != N; ++I)
+    AddDeclRef(SemaRef.ObjCCategoryImpls[I], ObjCCategoryImpls);
+
   // Write the remaining PCH contents.
   RecordData Record;
   Stream.EnterSubblock(pch::PCH_BLOCK_ID, 4);
@@ -1727,6 +1740,14 @@ void PCHWriter::WritePCH(Sema &SemaRef, MemorizeStatCalls *StatCalls) {
   if (!LocallyScopedExternalDecls.empty())
     Stream.EmitRecord(pch::LOCALLY_SCOPED_EXTERNAL_DECLS, 
                       LocallyScopedExternalDecls);
+
+  // Write the record containing ext_vector type names.
+  if (!ExtVectorDecls.empty())
+    Stream.EmitRecord(pch::EXT_VECTOR_DECLS, ExtVectorDecls);
+
+  // Write the record containing Objective-C category implementations.
+  if (!ObjCCategoryImpls.empty())
+    Stream.EmitRecord(pch::OBJC_CATEGORY_IMPLEMENTATIONS, ObjCCategoryImpls);
   
   // Some simple statistics
   Record.clear();