Imported Upstream version 6.0.0.172

Former-commit-id: f3cc9b82f3e5bd8f0fd3ebc098f789556b44e9cd

external/llvm/lib/Support/Allocator.cpp

@@ -0,0 +1,40 @@
+//===--- Allocator.cpp - Simple memory allocation abstraction -------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements the BumpPtrAllocator interface.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/Support/Allocator.h"
+#include "llvm/Support/raw_ostream.h"
+
+namespace llvm {
+
+namespace detail {
+
+void printBumpPtrAllocatorStats(unsigned NumSlabs, size_t BytesAllocated,
+                                size_t TotalMemory) {
+  errs() << "\nNumber of memory regions: " << NumSlabs << '\n'
+         << "Bytes used: " << BytesAllocated << '\n'
+         << "Bytes allocated: " << TotalMemory << '\n'
+         << "Bytes wasted: " << (TotalMemory - BytesAllocated)
+         << " (includes alignment, etc)\n";
+}
+
+} // End namespace detail.
+
+void PrintRecyclerStats(size_t Size,
+                        size_t Align,
+                        size_t FreeListSize) {
+  errs() << "Recycler element size: " << Size << '\n'
+         << "Recycler element alignment: " << Align << '\n'
+         << "Number of elements free for recycling: " << FreeListSize << '\n';
+}
+
+}