Make the preprocessing record a PPCallbacks subclass itself,

eliminating the extra PopulatePreprocessingRecord object. This will
become useful once we start writing the preprocessing record to
precompiled headers.

llvm-svn: 98966

1 files changed, 24 insertions, 0 deletions

diff --git a/clang/lib/Lex/PreprocessingRecord.cpp b/clang/lib/Lex/PreprocessingRecord.cpp
index 83268e0134a..6e0e28a1b85 100644
--- a/clang/lib/Lex/PreprocessingRecord.cpp
+++ b/clang/lib/Lex/PreprocessingRecord.cpp
@@ -21,3 +21,27 @@ void PreprocessingRecord::addPreprocessedEntity(PreprocessedEntity *Entity) {
   PreprocessedEntities.push_back(Entity);
 }
 
+MacroDefinition *PreprocessingRecord::findMacroDefinition(MacroInfo *MI) {
+  llvm::DenseMap<const MacroInfo *, MacroDefinition *>::iterator Pos
+    = MacroDefinitions.find(MI);
+  if (Pos == MacroDefinitions.end())
+    return 0;
+  
+  return Pos->second;
+}
+
+void PreprocessingRecord::MacroExpands(const Token &Id, const MacroInfo* MI) {
+  PreprocessedEntities.push_back(
+                       new (*this) MacroInstantiation(Id.getIdentifierInfo(),
+                                                      Id.getLocation(),
+                                                      MacroDefinitions[MI]));
+}
+
+void PreprocessingRecord::MacroDefined(const IdentifierInfo *II, 
+                                       const MacroInfo *MI) {
+  SourceRange R(MI->getDefinitionLoc(), MI->getDefinitionEndLoc());
+  MacroDefinition *Def
+    = new (*this) MacroDefinition(II, MI->getDefinitionLoc(), R);
+  MacroDefinitions[MI] = Def;
+  PreprocessedEntities.push_back(Def);
+}