Enhance clang_getCXTUResourceUsage() to report the sizes of the memory buffers used by PCH.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@130460 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/libclang/CIndex.cpp b/tools/libclang/CIndex.cpp
index 364120c..1379ee1 100644
--- a/tools/libclang/CIndex.cpp
+++ b/tools/libclang/CIndex.cpp
@@ -5232,6 +5232,12 @@
case CXTUResourceUsage_SourceManager_Membuffer_MMap:
str = "SourceManager: mmap'ed memory buffers";
break;
+ case CXTUResourceUsage_ExternalASTSource_Membuffer_Malloc:
+ str = "ExternalASTSource: malloc'ed memory buffers";
+ break;
+ case CXTUResourceUsage_ExternalASTSource_Membuffer_MMap:
+ str = "ExternalASTSource: mmap'ed memory buffers";
+ break;
}
return str;
}
@@ -5284,9 +5290,22 @@
createCXTUResourceUsageEntry(*entries,
CXTUResourceUsage_SourceManager_Membuffer_Malloc,
(unsigned long) srcBufs.malloc_bytes);
- createCXTUResourceUsageEntry(*entries,
+ createCXTUResourceUsageEntry(*entries,
CXTUResourceUsage_SourceManager_Membuffer_MMap,
(unsigned long) srcBufs.mmap_bytes);
+
+ // How much memory is being used by the ExternalASTSource?
+ if (ExternalASTSource *esrc = astContext.getExternalSource()) {
+ const ExternalASTSource::MemoryBufferSizes &sizes =
+ esrc->getMemoryBufferSizes();
+
+ createCXTUResourceUsageEntry(*entries,
+ CXTUResourceUsage_ExternalASTSource_Membuffer_Malloc,
+ (unsigned long) sizes.malloc_bytes);
+ createCXTUResourceUsageEntry(*entries,
+ CXTUResourceUsage_ExternalASTSource_Membuffer_MMap,
+ (unsigned long) sizes.mmap_bytes);
+ }
CXTUResourceUsage usage = { (void*) entries.get(),
(unsigned) entries->size(),