1 //===--- Triple.cpp - Target triple helper class --------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #include "llvm/ADT/Triple.h"
17 const char *Triple::getArchTypeName(ArchType Kind) {
19 case InvalidArch: return "<invalid>";
20 case UnknownArch: return "unknown";
22 case x86: return "i386";
23 case x86_64: return "x86_64";
24 case ppc: return "powerpc";
25 case ppc64: return "powerpc64";
31 const char *Triple::getVendorTypeName(VendorType Kind) {
33 case UnknownVendor: return "unknown";
35 case Apple: return "apple";
42 const char *Triple::getOSTypeName(OSType Kind) {
44 case UnknownOS: return "unknown";
46 case AuroraUX: return "auroraux";
47 case Darwin: return "darwin";
48 case DragonFly: return "dragonfly";
49 case FreeBSD: return "freebsd";
50 case Linux: return "linux";
51 case OpenBSD: return "openbsd";
59 void Triple::Parse() const {
60 assert(!isInitialized() && "Invalid parse call.");
62 std::string ArchName = getArchName();
63 if (ArchName.size() == 4 && ArchName[0] == 'i' &&
64 ArchName[2] == '8' && ArchName[3] == '6')
66 else if (ArchName == "amd64" || ArchName == "x86_64")
68 else if (ArchName == "powerpc")
70 else if (ArchName == "powerpc64")
75 std::string VendorName = getVendorName();
76 if (VendorName == "apple")
78 else if (VendorName == "pc")
81 Vendor = UnknownVendor;
83 std::string OSName = getOSName();
84 if (memcmp(&OSName[0], "auroraux", 8) == 0)
86 else if (memcmp(&OSName[0], "darwin", 6) == 0)
88 else if (memcmp(&OSName[0], "dragonfly", 9) == 0)
90 else if (memcmp(&OSName[0], "freebsd", 7) == 0)
92 else if (memcmp(&OSName[0], "linux", 5) == 0)
94 else if (memcmp(&OSName[0], "openbsd", 7) == 0)
99 assert(isInitialized() && "Failed to initialize!");
102 static std::string extract(const std::string &A,
103 std::string::size_type begin,
104 std::string::size_type end) {
105 if (begin == std::string::npos)
107 if (end == std::string::npos)
108 return A.substr(begin);
109 return A.substr(begin, end - begin);
112 static std::string extract1(const std::string &A,
113 std::string::size_type begin,
114 std::string::size_type end) {
115 if (begin == std::string::npos || begin == end)
117 return extract(A, begin + 1, end);
120 std::string Triple::getArchName() const {
121 std::string Tmp = Data;
122 return extract(Tmp, 0, Tmp.find('-'));
125 std::string Triple::getVendorName() const {
126 std::string Tmp = Data;
127 Tmp = extract1(Tmp, Tmp.find('-'), std::string::npos);
128 return extract(Tmp, 0, Tmp.find('-'));
131 std::string Triple::getOSName() const {
132 std::string Tmp = Data;
133 Tmp = extract1(Tmp, Tmp.find('-'), std::string::npos);
134 Tmp = extract1(Tmp, Tmp.find('-'), std::string::npos);
135 return extract(Tmp, 0, Tmp.find('-'));
138 std::string Triple::getEnvironmentName() const {
139 std::string Tmp = Data;
140 Tmp = extract1(Tmp, Tmp.find('-'), std::string::npos);
141 Tmp = extract1(Tmp, Tmp.find('-'), std::string::npos);
142 Tmp = extract1(Tmp, Tmp.find('-'), std::string::npos);
143 return extract(Tmp, 0, std::string::npos);
146 std::string Triple::getOSAndEnvironmentName() const {
147 std::string Tmp = Data;
148 Tmp = extract1(Tmp, Tmp.find('-'), std::string::npos);
149 Tmp = extract1(Tmp, Tmp.find('-'), std::string::npos);
150 return extract(Tmp, 0, std::string::npos);
153 void Triple::setTriple(const std::string &Str) {
158 void Triple::setArch(ArchType Kind) {
159 setArchName(getArchTypeName(Kind));
162 void Triple::setVendor(VendorType Kind) {
163 setVendorName(getVendorTypeName(Kind));
166 void Triple::setOS(OSType Kind) {
167 setOSName(getOSTypeName(Kind));
170 void Triple::setArchName(const std::string &Str) {
171 setTriple(Str + "-" + getVendorName() + "-" + getOSAndEnvironmentName());
174 void Triple::setVendorName(const std::string &Str) {
175 setTriple(getArchName() + "-" + Str + "-" + getOSAndEnvironmentName());
178 void Triple::setOSName(const std::string &Str) {
179 if (hasEnvironment())
180 setTriple(getArchName() + "-" + getVendorName() + "-" + Str +
181 "-" + getEnvironmentName());
183 setTriple(getArchName() + "-" + getVendorName() + "-" + Str);
186 void Triple::setEnvironmentName(const std::string &Str) {
187 setTriple(getArchName() + "-" + getVendorName() + "-" + getOSName() +
191 void Triple::setOSAndEnvironmentName(const std::string &Str) {
192 setTriple(getArchName() + "-" + getVendorName() + "-" + Str);