1 //===- MipsGNUInfo.cpp ----------------------------------------------------===//
2 //
3 //                     The MCLinker Project
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 #include "MipsGNUInfo.h"
10 
11 namespace mcld {
12 
13 //===----------------------------------------------------------------------===//
14 // MipsGNUInfo
15 //===----------------------------------------------------------------------===//
MipsGNUInfo(const llvm::Triple & pTriple)16 MipsGNUInfo::MipsGNUInfo(const llvm::Triple& pTriple)
17   : GNUInfo(pTriple),
18     m_ABIVersion(0),
19     m_PICFlags(0)
20 {}
21 
setABIVersion(uint8_t ver)22 void MipsGNUInfo::setABIVersion(uint8_t ver)
23 {
24   m_ABIVersion = ver;
25 }
26 
setPICFlags(uint64_t flags)27 void MipsGNUInfo::setPICFlags(uint64_t flags)
28 {
29   m_PICFlags = flags;
30 }
31 
machine() const32 uint32_t MipsGNUInfo::machine() const
33 {
34   return llvm::ELF::EM_MIPS;
35 }
36 
ABIVersion() const37 uint8_t MipsGNUInfo::ABIVersion() const
38 {
39   return m_ABIVersion;
40 }
41 
defaultTextSegmentAddr() const42 uint64_t MipsGNUInfo::defaultTextSegmentAddr() const
43 {
44   if (m_Triple.isArch32Bit())
45     return 0x400000;
46   else
47     return 0x120000000ull;
48 }
49 
flags() const50 uint64_t MipsGNUInfo::flags() const
51 {
52   uint64_t val = llvm::ELF::EF_MIPS_NOREORDER | m_PICFlags;
53 
54   if (m_Triple.isArch32Bit())
55     val |= llvm::ELF::EF_MIPS_ARCH_32R2 | llvm::ELF::EF_MIPS_ABI_O32;
56   else
57     val |= llvm::ELF::EF_MIPS_ARCH_64R2;
58 
59   return val;
60 }
61 
entry() const62 const char* MipsGNUInfo::entry() const
63 {
64   return "__start";
65 }
66 
dyld() const67 const char* MipsGNUInfo::dyld() const
68 {
69   return m_Triple.isArch32Bit() ? "/lib/ld.so.1" : "/lib64/ld.so.1";
70 }
71 
abiPageSize() const72 uint64_t MipsGNUInfo::abiPageSize() const
73 {
74   return 0x10000;
75 }
76 
77 } // end mcld namespace
78