1 //==-- SystemZSubtarget.h - Define Subtarget for the SystemZ ---*- C++ -*--===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file declares the SystemZ specific subclass of TargetSubtarget.
12 //===----------------------------------------------------------------------===//
14 #ifndef LLVM_TARGET_SystemZ_SUBTARGET_H
15 #define LLVM_TARGET_SystemZ_SUBTARGET_H
17 #include "llvm/Target/TargetSubtarget.h"
26 class SystemZSubtarget : public TargetSubtarget {
29 /// This constructor initializes the data members to match that
30 /// of the specified module.
32 SystemZSubtarget(const TargetMachine &TM, const Module &M,
33 const std::string &FS);
35 /// ParseSubtargetFeatures - Parses features string setting specified
36 /// subtarget options. Definition of function is auto generated by tblgen.
37 std::string ParseSubtargetFeatures(const std::string &FS,
38 const std::string &CPU);
40 bool isZ10() const { return HasZ10Insts; }
42 bool GVRequiresExtraLoad(const GlobalValue* GV, const TargetMachine& TM,
43 bool isDirectCall) const;
45 } // End llvm namespace
47 #endif // LLVM_TARGET_SystemZ_SUBTARGET_H