xref: /freebsd-src/contrib/llvm-project/llvm/lib/Target/Xtensa/XtensaSubtarget.h (revision 0fca6ea1d4eea4c934cfff25ac9ee8ad6fe95583)
1*0fca6ea1SDimitry Andric //===-- XtensaSubtarget.h - Define Subtarget for the Xtensa ----*- C++ -*--===//
2*0fca6ea1SDimitry Andric //
3*0fca6ea1SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*0fca6ea1SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*0fca6ea1SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*0fca6ea1SDimitry Andric //
7*0fca6ea1SDimitry Andric //===----------------------------------------------------------------------===//
8*0fca6ea1SDimitry Andric //
9*0fca6ea1SDimitry Andric // This file declares the Xtensa specific subclass of TargetSubtargetInfo.
10*0fca6ea1SDimitry Andric //
11*0fca6ea1SDimitry Andric //===----------------------------------------------------------------------===//
12*0fca6ea1SDimitry Andric 
13*0fca6ea1SDimitry Andric #ifndef LLVM_LIB_TARGET_XTENSA_XTENSASUBTARGET_H
14*0fca6ea1SDimitry Andric #define LLVM_LIB_TARGET_XTENSA_XTENSASUBTARGET_H
15*0fca6ea1SDimitry Andric 
16*0fca6ea1SDimitry Andric #include "XtensaFrameLowering.h"
17*0fca6ea1SDimitry Andric #include "XtensaISelLowering.h"
18*0fca6ea1SDimitry Andric #include "XtensaInstrInfo.h"
19*0fca6ea1SDimitry Andric #include "XtensaRegisterInfo.h"
20*0fca6ea1SDimitry Andric #include "llvm/CodeGen/SelectionDAGTargetInfo.h"
21*0fca6ea1SDimitry Andric #include "llvm/CodeGen/TargetSubtargetInfo.h"
22*0fca6ea1SDimitry Andric #include "llvm/IR/DataLayout.h"
23*0fca6ea1SDimitry Andric #include "llvm/Target/TargetMachine.h"
24*0fca6ea1SDimitry Andric 
25*0fca6ea1SDimitry Andric #define GET_SUBTARGETINFO_HEADER
26*0fca6ea1SDimitry Andric #include "XtensaGenSubtargetInfo.inc"
27*0fca6ea1SDimitry Andric 
28*0fca6ea1SDimitry Andric namespace llvm {
29*0fca6ea1SDimitry Andric class StringRef;
30*0fca6ea1SDimitry Andric 
31*0fca6ea1SDimitry Andric class XtensaSubtarget : public XtensaGenSubtargetInfo {
32*0fca6ea1SDimitry Andric private:
33*0fca6ea1SDimitry Andric   const Triple &TargetTriple;
34*0fca6ea1SDimitry Andric   XtensaInstrInfo InstrInfo;
35*0fca6ea1SDimitry Andric   XtensaTargetLowering TLInfo;
36*0fca6ea1SDimitry Andric   SelectionDAGTargetInfo TSInfo;
37*0fca6ea1SDimitry Andric   XtensaFrameLowering FrameLowering;
38*0fca6ea1SDimitry Andric 
39*0fca6ea1SDimitry Andric   // Enabled Xtensa Density extension
40*0fca6ea1SDimitry Andric   bool HasDensity;
41*0fca6ea1SDimitry Andric 
42*0fca6ea1SDimitry Andric   XtensaSubtarget &initializeSubtargetDependencies(StringRef CPU, StringRef FS);
43*0fca6ea1SDimitry Andric 
44*0fca6ea1SDimitry Andric public:
45*0fca6ea1SDimitry Andric   XtensaSubtarget(const Triple &TT, StringRef CPU, StringRef FS,
46*0fca6ea1SDimitry Andric                   const TargetMachine &TM);
47*0fca6ea1SDimitry Andric 
48*0fca6ea1SDimitry Andric   const Triple &getTargetTriple() const { return TargetTriple; }
49*0fca6ea1SDimitry Andric 
50*0fca6ea1SDimitry Andric   const TargetFrameLowering *getFrameLowering() const override {
51*0fca6ea1SDimitry Andric     return &FrameLowering;
52*0fca6ea1SDimitry Andric   }
53*0fca6ea1SDimitry Andric   const XtensaInstrInfo *getInstrInfo() const override { return &InstrInfo; }
54*0fca6ea1SDimitry Andric   const XtensaRegisterInfo *getRegisterInfo() const override {
55*0fca6ea1SDimitry Andric     return &InstrInfo.getRegisterInfo();
56*0fca6ea1SDimitry Andric   }
57*0fca6ea1SDimitry Andric 
58*0fca6ea1SDimitry Andric   const XtensaTargetLowering *getTargetLowering() const override {
59*0fca6ea1SDimitry Andric     return &TLInfo;
60*0fca6ea1SDimitry Andric   }
61*0fca6ea1SDimitry Andric   const SelectionDAGTargetInfo *getSelectionDAGInfo() const override {
62*0fca6ea1SDimitry Andric     return &TSInfo;
63*0fca6ea1SDimitry Andric   }
64*0fca6ea1SDimitry Andric 
65*0fca6ea1SDimitry Andric   bool hasDensity() const { return HasDensity; }
66*0fca6ea1SDimitry Andric 
67*0fca6ea1SDimitry Andric   // Automatically generated by tblgen.
68*0fca6ea1SDimitry Andric   void ParseSubtargetFeatures(StringRef CPU, StringRef TuneCPU, StringRef FS);
69*0fca6ea1SDimitry Andric };
70*0fca6ea1SDimitry Andric } // end namespace llvm
71*0fca6ea1SDimitry Andric 
72*0fca6ea1SDimitry Andric #endif /* LLVM_LIB_TARGET_XTENSA_XTENSASUBTARGET_H */
73