MipsGNUInfo.cpp revision f33f6de54db174aa679a4b6d1e040d37e95541c0 
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
11namespace mcld {
12
13//===----------------------------------------------------------------------===//
14// MipsGNUInfo
15//===----------------------------------------------------------------------===//
16MipsGNUInfo::MipsGNUInfo(const llvm::Triple& pTriple)
17  : GNUInfo(pTriple),
18    m_ABIVersion(0),
19    m_PICFlags(0)
20{}
21
22void MipsGNUInfo::setABIVersion(uint8_t ver)
23{
24  m_ABIVersion = ver;
25}
26
27void MipsGNUInfo::setPICFlags(uint64_t flags)
28{
29  m_PICFlags = flags;
30}
31
32uint32_t MipsGNUInfo::machine() const
33{
34  return llvm::ELF::EM_MIPS;
35}
36
37uint8_t MipsGNUInfo::ABIVersion() const
38{
39  return m_ABIVersion;
40}
41
42uint64_t MipsGNUInfo::defaultTextSegmentAddr() const
43{
44  if (m_Triple.isArch32Bit())
45    return 0x400000;
46  else
47    return 0x120000000ull;
48}
49
50uint64_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
62const char* MipsGNUInfo::entry() const
63{
64  return "__start";
65}
66
67const char* MipsGNUInfo::dyld() const
68{
69  return m_Triple.isArch32Bit() ? "/lib/ld.so.1" : "/lib64/ld.so.1";
70}
71
72uint64_t MipsGNUInfo::abiPageSize() const
73{
74  return 0x10000;
75}
76
77} // end mcld namespace
78