Enhance clang_getCXTUResourceUsage() to return the amount of memory used by the Preprocessor's bump allocator as well as those from the PreprocessingRecord.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@130823 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang-c/Index.h b/include/clang-c/Index.h
index 2f2876e..011999b 100644
--- a/include/clang-c/Index.h
+++ b/include/clang-c/Index.h
@@ -1035,12 +1035,14 @@
CXTUResourceUsage_SourceManager_Membuffer_MMap = 8,
CXTUResourceUsage_ExternalASTSource_Membuffer_Malloc = 9,
CXTUResourceUsage_ExternalASTSource_Membuffer_MMap = 10,
+ CXTUResourceUsage_Preprocessor = 11,
+ CXTUResourceUsage_PreprocessingRecord = 12,
CXTUResourceUsage_MEMORY_IN_BYTES_BEGIN = CXTUResourceUsage_AST,
CXTUResourceUsage_MEMORY_IN_BYTES_END =
- CXTUResourceUsage_ExternalASTSource_Membuffer_MMap,
+ CXTUResourceUsage_PreprocessingRecord,
CXTUResourceUsage_First = CXTUResourceUsage_AST,
- CXTUResourceUsage_Last = CXTUResourceUsage_ExternalASTSource_Membuffer_MMap
+ CXTUResourceUsage_Last = CXTUResourceUsage_PreprocessingRecord
};
/**
diff --git a/include/clang/Lex/PreprocessingRecord.h b/include/clang/Lex/PreprocessingRecord.h
index 7be8455..d153449 100644
--- a/include/clang/Lex/PreprocessingRecord.h
+++ b/include/clang/Lex/PreprocessingRecord.h
@@ -291,6 +291,10 @@
/// \brief Deallocate memory in the preprocessing record.
void Deallocate(void *Ptr) { }
+ size_t getTotalMemory() const {
+ return BumpAlloc.getTotalMemory();
+ }
+
// Iteration over the preprocessed entities.
typedef std::vector<PreprocessedEntity *>::iterator iterator;
typedef std::vector<PreprocessedEntity *>::const_iterator const_iterator;
diff --git a/tools/libclang/CIndex.cpp b/tools/libclang/CIndex.cpp
index e6774dc..7e697a7 100644
--- a/tools/libclang/CIndex.cpp
+++ b/tools/libclang/CIndex.cpp
@@ -5246,6 +5246,12 @@
case CXTUResourceUsage_ExternalASTSource_Membuffer_MMap:
str = "ExternalASTSource: mmap'ed memory buffers";
break;
+ case CXTUResourceUsage_Preprocessor:
+ str = "Preprocessor: malloc'ed memory";
+ break;
+ case CXTUResourceUsage_PreprocessingRecord:
+ str = "Preprocessor: PreprocessingRecord";
+ break;
}
return str;
}
@@ -5280,7 +5286,7 @@
unsigned long completionBytes = 0;
if (GlobalCodeCompletionAllocator *completionAllocator =
astUnit->getCachedCompletionAllocator().getPtr()) {
- completionBytes = completionAllocator-> getTotalMemory();
+ completionBytes = completionAllocator->getTotalMemory();
}
createCXTUResourceUsageEntry(*entries,
CXTUResourceUsage_GlobalCompletionResults,
@@ -5314,7 +5320,21 @@
CXTUResourceUsage_ExternalASTSource_Membuffer_MMap,
(unsigned long) sizes.mmap_bytes);
}
-
+
+ // How much memory is being used by the Preprocessor?
+ Preprocessor &pp = astUnit->getPreprocessor();
+ const llvm::BumpPtrAllocator &ppAlloc = pp.getPreprocessorAllocator();
+ createCXTUResourceUsageEntry(*entries,
+ CXTUResourceUsage_Preprocessor,
+ ppAlloc.getTotalMemory());
+
+ if (PreprocessingRecord *pRec = pp.getPreprocessingRecord()) {
+ createCXTUResourceUsageEntry(*entries,
+ CXTUResourceUsage_PreprocessingRecord,
+ pRec->getTotalMemory());
+ }
+
+
CXTUResourceUsage usage = { (void*) entries.get(),
(unsigned) entries->size(),
entries->size() ? &(*entries)[0] : 0 };