1/*
2 * Copyright 2012, The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *     http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include "bcc/Config/Config.h"
18#include "bcc/Support/TargetLinkerConfigs.h"
19
20using namespace bcc;
21
22#ifdef TARGET_BUILD
23static const char* gDefaultDyld = "/system/bin/linker";
24static const char* gDefaultSysroot = "/system";
25#else
26static const char* gDefaultDyld = "/usr/lib/ld.so.1";
27static const char* gDefaultSysroot = "/";
28#endif
29
30//===----------------------------------------------------------------------===//
31// ARM
32//===----------------------------------------------------------------------===//
33#if defined(PROVIDE_ARM_CODEGEN)
34ARMLinkerConfig::ARMLinkerConfig() : LinkerConfig(DEFAULT_ARM_TRIPLE_STRING) {
35
36  // set up target-dependent constraints of attributes
37  getLDInfo()->attrFactory().constraint().enableWholeArchive();
38  getLDInfo()->attrFactory().constraint().disableAsNeeded();
39  getLDInfo()->attrFactory().constraint().setSharedSystem();
40
41  // set up the predefined attributes
42  getLDInfo()->attrFactory().predefined().setWholeArchive();
43  getLDInfo()->attrFactory().predefined().setDynamic();
44
45  // set up target dependent options
46  if (getLDInfo()->options().sysroot().empty()) {
47    getLDInfo()->options().setSysroot(gDefaultSysroot);
48  }
49
50  if (!getLDInfo()->options().hasDyld()) {
51    getLDInfo()->options().setDyld(gDefaultDyld);
52  }
53}
54#endif // defined(PROVIDE_ARM_CODEGEN)
55
56//===----------------------------------------------------------------------===//
57// Mips
58//===----------------------------------------------------------------------===//
59#if defined(PROVIDE_MIPS_CODEGEN)
60MipsLinkerConfig::MipsLinkerConfig()
61  : LinkerConfig(DEFAULT_MIPS_TRIPLE_STRING) {
62
63  // set up target-dependent constraints of attibutes
64  getLDInfo()->attrFactory().constraint().enableWholeArchive();
65  getLDInfo()->attrFactory().constraint().disableAsNeeded();
66  getLDInfo()->attrFactory().constraint().setSharedSystem();
67
68  // set up the predefined attributes
69  getLDInfo()->attrFactory().predefined().setWholeArchive();
70  getLDInfo()->attrFactory().predefined().setDynamic();
71
72  // set up target dependent options
73  if (getLDInfo()->options().sysroot().empty()) {
74    getLDInfo()->options().setSysroot(gDefaultSysroot);
75  }
76
77  if (!getLDInfo()->options().hasDyld()) {
78    getLDInfo()->options().setDyld(gDefaultDyld);
79  }
80}
81#endif // defined(PROVIDE_MIPS_CODEGEN)
82
83//===----------------------------------------------------------------------===//
84// X86 and X86_64
85//===----------------------------------------------------------------------===//
86#if defined(PROVIDE_X86_CODEGEN)
87X86FamilyLinkerConfigBase::X86FamilyLinkerConfigBase(const std::string& pTriple)
88  : LinkerConfig(pTriple) {
89  // set up target-dependent constraints of attibutes
90  getLDInfo()->attrFactory().constraint().enableWholeArchive();
91  getLDInfo()->attrFactory().constraint().disableAsNeeded();
92  getLDInfo()->attrFactory().constraint().setSharedSystem();
93
94  // set up the predefined attributes
95  getLDInfo()->attrFactory().predefined().setWholeArchive();
96  getLDInfo()->attrFactory().predefined().setDynamic();
97
98  // set up target dependent options
99  if (getLDInfo()->options().sysroot().empty()) {
100    getLDInfo()->options().setSysroot(gDefaultSysroot);
101  }
102
103  if (!getLDInfo()->options().hasDyld()) {
104    getLDInfo()->options().setDyld(gDefaultDyld);
105  }
106}
107
108X86_32LinkerConfig::X86_32LinkerConfig()
109  : X86FamilyLinkerConfigBase(DEFAULT_X86_TRIPLE_STRING) {
110}
111
112X86_64LinkerConfig::X86_64LinkerConfig()
113  : X86FamilyLinkerConfigBase(DEFAULT_X86_64_TRIPLE_STRING) {
114}
115#endif // defined(PROVIDE_X86_CODEGEN)
116