Various minor fixes to PCH reading and writing, with general
cleanup. Aside from a minor tweak to the PCH file format, no
functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@68793 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/PCHWriter.cpp b/lib/Frontend/PCHWriter.cpp
index 1986b59..f80d46a 100644
--- a/lib/Frontend/PCHWriter.cpp
+++ b/lib/Frontend/PCHWriter.cpp
@@ -490,7 +490,7 @@
/// \brief Write the representation of a type to the PCH stream.
void PCHWriter::WriteType(const Type *T) {
- pch::ID &ID = TypeIDs[T];
+ pch::TypeID &ID = TypeIDs[T];
if (ID == 0) // we haven't seen this type before.
ID = NextTypeID++;
@@ -547,10 +547,8 @@
// Exit the types block
S.ExitBlock();
- // Write the type offsets block
- S.EnterSubblock(pch::TYPE_OFFSETS_BLOCK_ID, 2);
+ // Write the type offsets record
S.EmitRecord(pch::TYPE_OFFSET, TypeOffsets);
- S.ExitBlock();
}
/// \brief Write the block containing all of the declaration IDs
@@ -560,7 +558,7 @@
/// bistream, or 0 if no block was written.
uint64_t PCHWriter::WriteDeclContextLexicalBlock(ASTContext &Context,
DeclContext *DC) {
- if (DC->decls_begin(Context) == DC->decls_end(Context))
+ if (DC->decls_empty(Context))
return 0;
uint64_t Offset = S.GetCurrentBitNo();
@@ -638,7 +636,7 @@
}
// Determine the ID for this declaration
- pch::ID ID = DeclIDs[D];
+ pch::DeclID ID = DeclIDs[D];
if (ID == 0)
ID = DeclIDs.size();
@@ -664,10 +662,8 @@
// Exit the declarations block
S.ExitBlock();
- // Write the declaration offsets block
- S.EnterSubblock(pch::DECL_OFFSETS_BLOCK_ID, 2);
+ // Write the declaration offsets record
S.EmitRecord(pch::DECL_OFFSET, DeclOffsets);
- S.ExitBlock();
}
PCHWriter::PCHWriter(llvm::BitstreamWriter &S)
@@ -720,7 +716,7 @@
}
if (const BuiltinType *BT = dyn_cast<BuiltinType>(T.getTypePtr())) {
- pch::ID ID;
+ pch::TypeID ID;
switch (BT->getKind()) {
case BuiltinType::Void: ID = pch::PREDEF_TYPE_VOID_ID; break;
case BuiltinType::Bool: ID = pch::PREDEF_TYPE_BOOL_ID; break;
@@ -748,7 +744,7 @@
return;
}
- pch::ID &ID = TypeIDs[T.getTypePtr()];
+ pch::TypeID &ID = TypeIDs[T.getTypePtr()];
if (ID == 0) // we haven't seen this type before
ID = NextTypeID++;
@@ -762,7 +758,7 @@
return;
}
- pch::ID &ID = DeclIDs[D];
+ pch::DeclID &ID = DeclIDs[D];
if (ID == 0) {
// We haven't seen this declaration before. Give it a new ID and
// enqueue it in the list of declarations to emit.