[attrs] Extract the pure inference of function attributes into

[oota-llvm.git] / include / llvm / Transforms / IPO / InferFunctionAttrs.h

diff --git a/include/llvm/Transforms/IPO/InferFunctionAttrs.h b/include/llvm/Transforms/IPO/InferFunctionAttrs.h
new file mode 100644 (file)
index 0000000..80afc02
--- /dev/null
+++ b/include/llvm/Transforms/IPO/InferFunctionAttrs.h
@@ -0,0 +1,38 @@
+//===-- InferFunctionAttrs.h - Infer implicit function attributes ---------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+///
+/// \file
+/// Interfaces for passes which infer implicit function attributes from the
+/// name and signature of function declarations.
+///
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_TRANSFORMS_IPO_INFERFUNCTIONATTRS_H
+#define LLVM_TRANSFORMS_IPO_INFERFUNCTIONATTRS_H
+
+#include "llvm/IR/Module.h"
+#include "llvm/IR/PassManager.h"
+
+namespace llvm {
+
+/// A pass which infers function attributes from the names and signatures of
+/// function declarations in a module.
+class InferFunctionAttrsPass {
+public:
+  static StringRef name() { return "InferFunctionAttrsPass"; }
+  PreservedAnalyses run(Module &M, AnalysisManager<Module> *AM);
+};
+
+/// Create a legacy pass manager instance of a pass to infer function
+/// attributes.
+Pass *createInferFunctionAttrsLegacyPass();
+
+}
+
+#endif // LLVM_TRANSFORMS_IPO_INFERFUNCTIONATTRS_H