Enhance clang_getCXTUResourceUsage() to report the amount of memory used by ASTContext's side tables.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@130383 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/libclang/CIndex.cpp b/tools/libclang/CIndex.cpp
index c72d496..26e4af4 100644
--- a/tools/libclang/CIndex.cpp
+++ b/tools/libclang/CIndex.cpp
@@ -5198,7 +5198,7 @@
 
 static inline void createCXTUResourceUsageEntry(MemUsageEntries &entries,
                                               enum CXTUResourceUsageKind k,
-                                              double amount) {
+                                              unsigned long amount) {
   CXTUResourceUsageEntry entry = { k, amount };
   entries.push_back(entry);
 }
@@ -5223,6 +5223,9 @@
     case CXTUResourceUsage_SourceManagerContentCache:
       str = "SourceManager: content cache allocator";
       break;
+    case CXTUResourceUsage_AST_SideTables:
+      str = "ASTContext: side tables";
+      break;
   }
   return str;
 }
@@ -5239,7 +5242,7 @@
   
   // How much memory is used by AST nodes and types?
   createCXTUResourceUsageEntry(*entries, CXTUResourceUsage_AST,
-    (unsigned long) astContext.getTotalAllocatedMemory());
+    (unsigned long) astContext.getASTAllocatedMemory());
 
   // How much memory is used by identifiers?
   createCXTUResourceUsageEntry(*entries, CXTUResourceUsage_Identifiers,
@@ -5249,6 +5252,10 @@
   createCXTUResourceUsageEntry(*entries, CXTUResourceUsage_Selectors,
     (unsigned long) astContext.Selectors.getTotalMemory());
   
+  // How much memory is used by ASTContext's side tables?
+  createCXTUResourceUsageEntry(*entries, CXTUResourceUsage_AST_SideTables,
+    (unsigned long) astContext.getSideTableAllocatedMemory());
+  
   // How much memory is used for caching global code completion results?
   unsigned long completionBytes = 0;
   if (GlobalCodeCompletionAllocator *completionAllocator =