Import LLVM 3.9.1 including clang and lld.

1 files changed, 39 insertions, 0 deletions

diff --git a/gnu/llvm/lib/Analysis/LoopPassManager.cpp b/gnu/llvm/lib/Analysis/LoopPassManager.cpp
new file mode 100644
index 00000000000..8bac19a5821
--- /dev/null
+++ b/gnu/llvm/lib/Analysis/LoopPassManager.cpp
@@ -0,0 +1,39 @@
+//===- LoopPassManager.cpp - Loop pass management -------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/Analysis/LoopPassManager.h"
+#include "llvm/Analysis/BasicAliasAnalysis.h"
+#include "llvm/Analysis/GlobalsModRef.h"
+#include "llvm/Analysis/LoopInfo.h"
+#include "llvm/Analysis/ScalarEvolution.h"
+#include "llvm/Analysis/ScalarEvolutionAliasAnalysis.h"
+#include "llvm/IR/Dominators.h"
+
+using namespace llvm;
+
+// Explicit instantiations for core typedef'ed templates.
+namespace llvm {
+template class PassManager<Loop>;
+template class AnalysisManager<Loop>;
+template class InnerAnalysisManagerProxy<LoopAnalysisManager, Function>;
+template class OuterAnalysisManagerProxy<FunctionAnalysisManager, Loop>;
+}
+
+PreservedAnalyses llvm::getLoopPassPreservedAnalyses() {
+  PreservedAnalyses PA;
+  PA.preserve<DominatorTreeAnalysis>();
+  PA.preserve<LoopAnalysis>();
+  PA.preserve<ScalarEvolutionAnalysis>();
+  // TODO: What we really want to do here is preserve an AA category, but that
+  // concept doesn't exist yet.
+  PA.preserve<BasicAA>();
+  PA.preserve<GlobalsAA>();
+  PA.preserve<SCEVAA>();
+  return PA;
+}