|  | //===--- HexagonRDF.h -----------------------------------------------------===// | 
|  | // | 
|  | //                     The LLVM Compiler Infrastructure | 
|  | // | 
|  | // This file is distributed under the University of Illinois Open Source | 
|  | // License. See LICENSE.TXT for details. | 
|  | // | 
|  | //===----------------------------------------------------------------------===// | 
|  |  | 
|  | #ifndef HEXAGON_RDF_H | 
|  | #define HEXAGON_RDF_H | 
|  | #include "RDFGraph.h" | 
|  |  | 
|  | namespace llvm { | 
|  | class TargetRegisterInfo; | 
|  | } | 
|  |  | 
|  | namespace rdf { | 
|  | struct HexagonRegisterAliasInfo : public RegisterAliasInfo { | 
|  | HexagonRegisterAliasInfo(const TargetRegisterInfo &TRI) | 
|  | : RegisterAliasInfo(TRI) {} | 
|  | bool covers(RegisterRef RA, RegisterRef RR) const override; | 
|  | bool covers(const RegisterSet &RRs, RegisterRef RR) const override; | 
|  | }; | 
|  | } | 
|  |  | 
|  | #endif | 
|  |  |