Deleted Added
sdiff udiff text old ( 199481 ) new ( 199511 )
full compact
MipsRegisterInfo.h (199481) MipsRegisterInfo.h (199511)
1//===- MipsRegisterInfo.h - Mips Register Information Impl ------*- 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 contains the Mips implementation of the TargetRegisterInfo class.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef MIPSREGISTERINFO_H
15#define MIPSREGISTERINFO_H
16
17#include "Mips.h"
18#include "llvm/Target/TargetRegisterInfo.h"
19#include "MipsGenRegisterInfo.h.inc"
20
21namespace llvm {
22class MipsSubtarget;
23class TargetInstrInfo;
24class Type;
25
1//===- MipsRegisterInfo.h - Mips Register Information Impl ------*- 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 contains the Mips implementation of the TargetRegisterInfo class.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef MIPSREGISTERINFO_H
15#define MIPSREGISTERINFO_H
16
17#include "Mips.h"
18#include "llvm/Target/TargetRegisterInfo.h"
19#include "MipsGenRegisterInfo.h.inc"
20
21namespace llvm {
22class MipsSubtarget;
23class TargetInstrInfo;
24class Type;
25
26namespace Mips {
27 /// SubregIndex - The index of various sized subregister classes. Note that
28 /// these indices must be kept in sync with the class indices in the
29 /// MipsRegisterInfo.td file.
30 enum SubregIndex {
31 SUBREG_FPEVEN = 1, SUBREG_FPODD = 2
32 };
33}
34
26struct MipsRegisterInfo : public MipsGenRegisterInfo {
27 const MipsSubtarget &Subtarget;
28 const TargetInstrInfo &TII;
29
30 MipsRegisterInfo(const MipsSubtarget &Subtarget, const TargetInstrInfo &tii);
31
32 /// getRegisterNumbering - Given the enum value for some register, e.g.
33 /// Mips::RA, return the number that it corresponds to (e.g. 31).
34 static unsigned getRegisterNumbering(unsigned RegEnum);
35
36 /// Get PIC indirect call register
37 static unsigned getPICCallReg();
38
39 /// Adjust the Mips stack frame.
40 void adjustMipsStackFrame(MachineFunction &MF) const;
41
42 /// Code Generation virtual methods...
43 const unsigned *getCalleeSavedRegs(const MachineFunction* MF = 0) const;
44
45 const TargetRegisterClass* const*
46 getCalleeSavedRegClasses(const MachineFunction* MF = 0) const;
47
48 BitVector getReservedRegs(const MachineFunction &MF) const;
49
50 bool hasFP(const MachineFunction &MF) const;
51
52 void eliminateCallFramePseudoInstr(MachineFunction &MF,
53 MachineBasicBlock &MBB,
54 MachineBasicBlock::iterator I) const;
55
56 /// Stack Frame Processing Methods
57 unsigned eliminateFrameIndex(MachineBasicBlock::iterator II,
58 int SPAdj, int *Value = NULL,
59 RegScavenger *RS = NULL) const;
60
61 void processFunctionBeforeFrameFinalized(MachineFunction &MF) const;
62
63 void emitPrologue(MachineFunction &MF) const;
64 void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
65
66 /// Debug information queries.
67 unsigned getRARegister() const;
68 unsigned getFrameRegister(const MachineFunction &MF) const;
69
70 /// Exception handling queries.
71 unsigned getEHExceptionRegister() const;
72 unsigned getEHHandlerRegister() const;
73
74 int getDwarfRegNum(unsigned RegNum, bool isEH) const;
75};
76
77} // end namespace llvm
78
79#endif
35struct MipsRegisterInfo : public MipsGenRegisterInfo {
36 const MipsSubtarget &Subtarget;
37 const TargetInstrInfo &TII;
38
39 MipsRegisterInfo(const MipsSubtarget &Subtarget, const TargetInstrInfo &tii);
40
41 /// getRegisterNumbering - Given the enum value for some register, e.g.
42 /// Mips::RA, return the number that it corresponds to (e.g. 31).
43 static unsigned getRegisterNumbering(unsigned RegEnum);
44
45 /// Get PIC indirect call register
46 static unsigned getPICCallReg();
47
48 /// Adjust the Mips stack frame.
49 void adjustMipsStackFrame(MachineFunction &MF) const;
50
51 /// Code Generation virtual methods...
52 const unsigned *getCalleeSavedRegs(const MachineFunction* MF = 0) const;
53
54 const TargetRegisterClass* const*
55 getCalleeSavedRegClasses(const MachineFunction* MF = 0) const;
56
57 BitVector getReservedRegs(const MachineFunction &MF) const;
58
59 bool hasFP(const MachineFunction &MF) const;
60
61 void eliminateCallFramePseudoInstr(MachineFunction &MF,
62 MachineBasicBlock &MBB,
63 MachineBasicBlock::iterator I) const;
64
65 /// Stack Frame Processing Methods
66 unsigned eliminateFrameIndex(MachineBasicBlock::iterator II,
67 int SPAdj, int *Value = NULL,
68 RegScavenger *RS = NULL) const;
69
70 void processFunctionBeforeFrameFinalized(MachineFunction &MF) const;
71
72 void emitPrologue(MachineFunction &MF) const;
73 void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
74
75 /// Debug information queries.
76 unsigned getRARegister() const;
77 unsigned getFrameRegister(const MachineFunction &MF) const;
78
79 /// Exception handling queries.
80 unsigned getEHExceptionRegister() const;
81 unsigned getEHHandlerRegister() const;
82
83 int getDwarfRegNum(unsigned RegNum, bool isEH) const;
84};
85
86} // end namespace llvm
87
88#endif