1 files changed, 28 insertions, 0 deletions
diff --git a/lib/Transforms/Instrumentation/RSProfiling.h b/lib/Transforms/Instrumentation/RSProfiling.h
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+++ b/lib/Transforms/Instrumentation/RSProfiling.h
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+//===- RSProfiling.cpp - Various profiling using random sampling ----------===//
+//
+//                      The LLVM Compiler Infrastructure
+//
+// This file was developed by the LLVM research group and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// See notes in RSProfiling.cpp
+//
+//===----------------------------------------------------------------------===//
+
+namespace llvm {
+  // By default, we provide some convienence stuff to clients, so they 
+  // can just store the instructions they create to do profiling.
+  // also, handle all chaining issues.
+  // a client is free to overwrite these, as long as it implements the
+  // chaining itself.
+  struct RSProfilers : public ModulePass {
+    std::set<Value*> profcode;
+    virtual bool isProfiling(Value* v);
+    virtual ~RSProfilers() {}
+    virtual void getAnalysisUsage(AnalysisUsage &AU) const;
+    void IncrementCounterInBlock(BasicBlock *BB, unsigned CounterNum,
+                                 GlobalValue *CounterArray);
+  };
+};