Update llvm to r84119.

1 files changed, 31 insertions, 0 deletions

diff --git a/lib/CodeGen/PBQP/Solver.h b/lib/CodeGen/PBQP/Solver.h
new file mode 100644
index 0000000..a9c5f83
--- /dev/null
+++ b/lib/CodeGen/PBQP/Solver.h
@@ -0,0 +1,31 @@
+//===-- Solver.h ------- PBQP solver interface -----------------*- C++ --*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+
+#ifndef LLVM_CODEGEN_PBQP_SOLVER_H
+#define LLVM_CODEGEN_PBQP_SOLVER_H
+
+#include "SimpleGraph.h"
+#include "Solution.h"
+
+namespace PBQP {
+
+/// \brief Interface for solver classes.
+class Solver {
+public:
+
+  virtual ~Solver() = 0;
+  virtual Solution solve(const SimpleGraph &orig) const = 0;
+};
+
+Solver::~Solver() {}
+
+}
+
+#endif // LLVM_CODEGEN_PBQP_SOLVER_H