[modules] Remove CXX_CTOR_INITIALIZERS_OFFSETS table. Instead of storing an ID

of a table entry in the corresponding decl, store an offset from the current
record to the relevant CXX_CTOR_INITIALIZERS record. This results in fewer
indirections and a minor .pcm file size reduction.

llvm-svn: 266254

1 files changed, 0 insertions, 23 deletions

diff --git a/clang/lib/Serialization/ASTReader.cpp b/clang/lib/Serialization/ASTReader.cpp
index df1418649d6..947df5e4448 100644
--- a/clang/lib/Serialization/ASTReader.cpp
+++ b/clang/lib/Serialization/ASTReader.cpp
@@ -3064,17 +3064,6 @@ ASTReader::ReadASTBlock(ModuleFile &F, unsigned ClientLoadCapabilities) {
       break;
     }
 
-    case CXX_CTOR_INITIALIZERS_OFFSETS: {
-      if (F.LocalNumCXXCtorInitializers != 0) {
-        Error("duplicate CXX_CTOR_INITIALIZERS_OFFSETS record in AST file");
-        return Failure;
-      }
-
-      F.LocalNumCXXCtorInitializers = Record[0];
-      F.CXXCtorInitializersOffsets = (const uint32_t *)Blob.data();
-      break;
-    }
-
     case DIAG_PRAGMA_MAPPINGS:
       if (F.PragmaDiagMappings.empty())
         F.PragmaDiagMappings.swap(Record);
@@ -6303,18 +6292,6 @@ void ASTReader::CompleteRedeclChain(const Decl *D) {
   }
 }
 
-uint64_t ASTReader::ReadCXXCtorInitializersRef(ModuleFile &M,
-                                               const RecordData &Record,
-                                               unsigned &Idx) {
-  if (Idx >= Record.size() || Record[Idx] > M.LocalNumCXXCtorInitializers) {
-    Error("malformed AST file: missing C++ ctor initializers");
-    return 0;
-  }
-
-  unsigned LocalID = Record[Idx++];
-  return getGlobalBitOffset(M, M.CXXCtorInitializersOffsets[LocalID - 1]);
-}
-
 CXXCtorInitializer **
 ASTReader::GetExternalCXXCtorInitializers(uint64_t Offset) {
   RecordLocation Loc = getLocalBitOffset(Offset);