1//=====-- SparcSubtarget.h - Define Subtarget for the SPARC ----*- C++ -*-====//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file declares the SPARC specific subclass of TargetSubtargetInfo.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef SPARC_SUBTARGET_H
15#define SPARC_SUBTARGET_H
16
17#include "llvm/Target/TargetSubtargetInfo.h"
18#include <string>
19
20#define GET_SUBTARGETINFO_HEADER
21#include "SparcGenSubtargetInfo.inc"
22
23namespace llvm {
24class StringRef;
25
26class SparcSubtarget : public SparcGenSubtargetInfo {
27  bool IsV9;
28  bool V8DeprecatedInsts;
29  bool IsVIS;
30  bool Is64Bit;
31
32public:
33  SparcSubtarget(const std::string &TT, const std::string &CPU,
34                 const std::string &FS, bool is64bit);
35
36  bool isV9() const { return IsV9; }
37  bool isVIS() const { return IsVIS; }
38  bool useDeprecatedV8Instructions() const { return V8DeprecatedInsts; }
39
40  /// ParseSubtargetFeatures - Parses features string setting specified
41  /// subtarget options.  Definition of function is auto generated by tblgen.
42  void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
43
44  bool is64Bit() const { return Is64Bit; }
45  std::string getDataLayout() const {
46    const char *p;
47    if (is64Bit()) {
48      p = "E-p:64:64:64-i64:64:64-f64:64:64-f128:128:128-n32:64";
49    } else {
50      p = "E-p:32:32:32-i64:64:64-f64:64:64-f128:64:64-n32";
51    }
52    return std::string(p);
53  }
54};
55
56} // end namespace llvm
57
58#endif
59