diff options
| author | Ted Kremenek <kremenek@apple.com> | 2009-01-28 00:44:12 +0000 |
|---|---|---|
| committer | Ted Kremenek <kremenek@apple.com> | 2009-01-28 00:44:12 +0000 |
| commit | f3eb9219cf4b4e80c377d37aed72d5d6d840b7bc (patch) | |
| tree | 9f671c5be1c7654a8c0c974797616b50ca070972 /include/clang/Basic/FileManager.h | |
| parent | 010d5143800f6dc986f90169a694ccfec3d52038 (diff) | |
FileManager: Use a BumpPtrAllocator for the StringMaps DirEntries and FileEntries.
Performance impact (clang -fsyntax-only INPUTS/Cocoa_h.m):
non-PTH: 0.4% improvement
PTH: 0.8% improvement
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@63159 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/clang/Basic/FileManager.h')
| -rw-r--r-- | include/clang/Basic/FileManager.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/include/clang/Basic/FileManager.h b/include/clang/Basic/FileManager.h index 1b4ca81c39..aff9758f81 100644 --- a/include/clang/Basic/FileManager.h +++ b/include/clang/Basic/FileManager.h @@ -16,6 +16,7 @@ #include "llvm/ADT/StringMap.h" #include "llvm/Bitcode/SerializationFwd.h" +#include "llvm/Support/Allocator.h" #include <map> #include <set> #include <string> @@ -86,8 +87,8 @@ class FileManager { /// DirEntries/FileEntries - This is a cache of directory/file entries we have /// looked up. The actual Entry is owned by UniqueFiles/UniqueDirs above. /// - llvm::StringMap<DirectoryEntry*> DirEntries; - llvm::StringMap<FileEntry*> FileEntries; + llvm::StringMap<DirectoryEntry*, llvm::BumpPtrAllocator> DirEntries; + llvm::StringMap<FileEntry*, llvm::BumpPtrAllocator> FileEntries; /// NextFileUID - Each FileEntry we create is assigned a unique ID #. /// |