blob: 743a2d47ce972e2fb01e4d21103f11ada21be43a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
|
//===-- llvm/Target/TargetAsmInfo.h -----------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Interface to provide the information necessary for producing assembly files.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TARGET_TARGETASMINFO_H
#define LLVM_TARGET_TARGETASMINFO_H
#include "llvm/CodeGen/MachineLocation.h"
#include "llvm/Target/TargetLoweringObjectFile.h"
#include "llvm/Target/TargetFrameLowering.h"
#include "llvm/Target/TargetRegisterInfo.h"
namespace llvm {
class MCSection;
class MCContext;
class MachineFunction;
class TargetMachine;
class TargetLoweringObjectFile;
class TargetAsmInfo {
unsigned PointerSize;
bool IsLittleEndian;
TargetFrameLowering::StackDirection StackDir;
const TargetRegisterInfo *TRI;
std::vector<MachineMove> InitialFrameState;
const TargetLoweringObjectFile *TLOF;
public:
explicit TargetAsmInfo(const TargetMachine &TM);
/// getPointerSize - Get the pointer size in bytes.
unsigned getPointerSize() const {
return PointerSize;
}
/// islittleendian - True if the target is little endian.
bool isLittleEndian() const {
return IsLittleEndian;
}
TargetFrameLowering::StackDirection getStackGrowthDirection() const {
return StackDir;
}
const MCSection *getDwarfLineSection() const {
return TLOF->getDwarfLineSection();
}
const MCSection *getEHFrameSection() const {
return TLOF->getEHFrameSection();
}
const MCSection *getDwarfFrameSection() const {
return TLOF->getDwarfFrameSection();
}
const MCSection *getWin64EHFuncTableSection(StringRef Suffix) const {
return TLOF->getWin64EHFuncTableSection(Suffix);
}
const MCSection *getWin64EHTableSection(StringRef Suffix) const {
return TLOF->getWin64EHTableSection(Suffix);
}
unsigned getFDEEncoding(bool CFI) const {
return TLOF->getFDEEncoding(CFI);
}
bool isFunctionEHFrameSymbolPrivate() const {
return TLOF->isFunctionEHFrameSymbolPrivate();
}
const unsigned *getCalleeSavedRegs(MachineFunction *MF = 0) const {
return TRI->getCalleeSavedRegs(MF);
}
unsigned getDwarfRARegNum(bool isEH) const {
return TRI->getDwarfRegNum(TRI->getRARegister(), isEH);
}
const std::vector<MachineMove> &getInitialFrameState() const {
return InitialFrameState;
}
int getDwarfRegNum(unsigned RegNum, bool isEH) const {
return TRI->getDwarfRegNum(RegNum, isEH);
}
int getLLVMRegNum(unsigned DwarfRegNum, bool isEH) const {
return TRI->getLLVMRegNum(DwarfRegNum, isEH);
}
int getSEHRegNum(unsigned RegNum) const {
return TRI->getSEHRegNum(RegNum);
}
};
}
#endif
|