diff options
Diffstat (limited to 'lib/Basic/MemoryBufferCache.cpp')
-rw-r--r-- | lib/Basic/MemoryBufferCache.cpp | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/lib/Basic/MemoryBufferCache.cpp b/lib/Basic/MemoryBufferCache.cpp deleted file mode 100644 index c1fc571ec9..0000000000 --- a/lib/Basic/MemoryBufferCache.cpp +++ /dev/null @@ -1,48 +0,0 @@ -//===- MemoryBufferCache.cpp - Cache for loaded memory buffers ------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#include "clang/Basic/MemoryBufferCache.h" -#include "llvm/Support/MemoryBuffer.h" - -using namespace clang; - -llvm::MemoryBuffer & -MemoryBufferCache::addBuffer(llvm::StringRef Filename, - std::unique_ptr<llvm::MemoryBuffer> Buffer) { - auto Insertion = - Buffers.insert({Filename, BufferEntry{std::move(Buffer), NextIndex++}}); - assert(Insertion.second && "Already has a buffer"); - return *Insertion.first->second.Buffer; -} - -llvm::MemoryBuffer *MemoryBufferCache::lookupBuffer(llvm::StringRef Filename) { - auto I = Buffers.find(Filename); - if (I == Buffers.end()) - return nullptr; - return I->second.Buffer.get(); -} - -bool MemoryBufferCache::isBufferFinal(llvm::StringRef Filename) { - auto I = Buffers.find(Filename); - if (I == Buffers.end()) - return false; - return I->second.Index < FirstRemovableIndex; -} - -bool MemoryBufferCache::tryToRemoveBuffer(llvm::StringRef Filename) { - auto I = Buffers.find(Filename); - assert(I != Buffers.end() && "No buffer to remove..."); - if (I->second.Index < FirstRemovableIndex) - return true; - - Buffers.erase(I); - return false; -} - -void MemoryBufferCache::finalizeCurrentBuffers() { FirstRemovableIndex = NextIndex; } |