TripleTest.cpp revision ae200c60c31666da81a8550172de03a9f417ba1b 
1//===----------- Triple.cpp - Triple unit tests ---------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10#include "gtest/gtest.h"
11#include "llvm/ADT/Triple.h"
12
13using namespace llvm;
14
15namespace {
16
17TEST(TripleTest, BasicParsing) {
18  Triple T;
19
20  T = Triple("");
21  EXPECT_EQ("", T.getArchName().str());
22  EXPECT_EQ("", T.getVendorName().str());
23  EXPECT_EQ("", T.getOSName().str());
24  EXPECT_EQ("", T.getEnvironmentName().str());
25
26  T = Triple("-");
27  EXPECT_EQ("", T.getArchName().str());
28  EXPECT_EQ("", T.getVendorName().str());
29  EXPECT_EQ("", T.getOSName().str());
30  EXPECT_EQ("", T.getEnvironmentName().str());
31
32  T = Triple("--");
33  EXPECT_EQ("", T.getArchName().str());
34  EXPECT_EQ("", T.getVendorName().str());
35  EXPECT_EQ("", T.getOSName().str());
36  EXPECT_EQ("", T.getEnvironmentName().str());
37
38  T = Triple("---");
39  EXPECT_EQ("", T.getArchName().str());
40  EXPECT_EQ("", T.getVendorName().str());
41  EXPECT_EQ("", T.getOSName().str());
42  EXPECT_EQ("", T.getEnvironmentName().str());
43
44  T = Triple("----");
45  EXPECT_EQ("", T.getArchName().str());
46  EXPECT_EQ("", T.getVendorName().str());
47  EXPECT_EQ("", T.getOSName().str());
48  EXPECT_EQ("-", T.getEnvironmentName().str());
49
50  T = Triple("a");
51  EXPECT_EQ("a", T.getArchName().str());
52  EXPECT_EQ("", T.getVendorName().str());
53  EXPECT_EQ("", T.getOSName().str());
54  EXPECT_EQ("", T.getEnvironmentName().str());
55
56  T = Triple("a-b");
57  EXPECT_EQ("a", T.getArchName().str());
58  EXPECT_EQ("b", T.getVendorName().str());
59  EXPECT_EQ("", T.getOSName().str());
60  EXPECT_EQ("", T.getEnvironmentName().str());
61
62  T = Triple("a-b-c");
63  EXPECT_EQ("a", T.getArchName().str());
64  EXPECT_EQ("b", T.getVendorName().str());
65  EXPECT_EQ("c", T.getOSName().str());
66  EXPECT_EQ("", T.getEnvironmentName().str());
67
68  T = Triple("a-b-c-d");
69  EXPECT_EQ("a", T.getArchName().str());
70  EXPECT_EQ("b", T.getVendorName().str());
71  EXPECT_EQ("c", T.getOSName().str());
72  EXPECT_EQ("d", T.getEnvironmentName().str());
73}
74
75TEST(TripleTest, ParsedIDs) {
76  Triple T;
77
78  T = Triple("i386-apple-darwin");
79  EXPECT_EQ(Triple::x86, T.getArch());
80  EXPECT_EQ(Triple::Apple, T.getVendor());
81  EXPECT_EQ(Triple::Darwin, T.getOS());
82  EXPECT_EQ(Triple::UnknownEnvironment, T.getEnvironment());
83
84  T = Triple("x86_64-pc-linux-gnu");
85  EXPECT_EQ(Triple::x86_64, T.getArch());
86  EXPECT_EQ(Triple::PC, T.getVendor());
87  EXPECT_EQ(Triple::Linux, T.getOS());
88  EXPECT_EQ(Triple::GNU, T.getEnvironment());
89
90  T = Triple("powerpc-dunno-notsure");
91  EXPECT_EQ(Triple::ppc, T.getArch());
92  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
93  EXPECT_EQ(Triple::UnknownOS, T.getOS());
94  EXPECT_EQ(Triple::UnknownEnvironment, T.getEnvironment());
95
96  T = Triple("arm-none-none-eabi");
97  EXPECT_EQ(Triple::arm, T.getArch());
98  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
99  EXPECT_EQ(Triple::UnknownOS, T.getOS());
100  EXPECT_EQ(Triple::EABI, T.getEnvironment());
101
102  T = Triple("huh");
103  EXPECT_EQ(Triple::UnknownArch, T.getArch());
104}
105
106static std::string Join(StringRef A, StringRef B, StringRef C) {
107  std::string Str = A; Str += '-'; Str += B; Str += '-'; Str += C;
108  return Str;
109}
110
111static std::string Join(StringRef A, StringRef B, StringRef C, StringRef D) {
112  std::string Str = A; Str += '-'; Str += B; Str += '-'; Str += C; Str += '-';
113  Str += D; return Str;
114}
115
116TEST(TripleTest, Normalization) {
117
118  EXPECT_EQ("", Triple::normalize(""));
119  EXPECT_EQ("-", Triple::normalize("-"));
120  EXPECT_EQ("--", Triple::normalize("--"));
121  EXPECT_EQ("---", Triple::normalize("---"));
122  EXPECT_EQ("----", Triple::normalize("----"));
123
124  EXPECT_EQ("a", Triple::normalize("a"));
125  EXPECT_EQ("a-b", Triple::normalize("a-b"));
126  EXPECT_EQ("a-b-c", Triple::normalize("a-b-c"));
127  EXPECT_EQ("a-b-c-d", Triple::normalize("a-b-c-d"));
128
129  EXPECT_EQ("i386-b-c", Triple::normalize("i386-b-c"));
130  EXPECT_EQ("i386-a-c", Triple::normalize("a-i386-c"));
131  EXPECT_EQ("i386-a-b", Triple::normalize("a-b-i386"));
132  EXPECT_EQ("i386-a-b-c", Triple::normalize("a-b-c-i386"));
133
134  EXPECT_EQ("a-pc-c", Triple::normalize("a-pc-c"));
135  EXPECT_EQ("-pc-b-c", Triple::normalize("pc-b-c"));
136  EXPECT_EQ("a-pc-b", Triple::normalize("a-b-pc"));
137  EXPECT_EQ("a-pc-b-c", Triple::normalize("a-b-c-pc"));
138
139  EXPECT_EQ("a-b-linux", Triple::normalize("a-b-linux"));
140  EXPECT_EQ("--linux-b-c", Triple::normalize("linux-b-c"));
141  EXPECT_EQ("a--linux-c", Triple::normalize("a-linux-c"));
142
143  EXPECT_EQ("i386-pc-a", Triple::normalize("a-pc-i386"));
144  EXPECT_EQ("i386-pc-", Triple::normalize("-pc-i386"));
145  EXPECT_EQ("-pc-linux-c", Triple::normalize("linux-pc-c"));
146  EXPECT_EQ("-pc-linux", Triple::normalize("linux-pc-"));
147
148  EXPECT_EQ("i386", Triple::normalize("i386"));
149  EXPECT_EQ("-pc", Triple::normalize("pc"));
150  EXPECT_EQ("--linux", Triple::normalize("linux"));
151
152  EXPECT_EQ("x86_64--linux-gnu", Triple::normalize("x86_64-gnu-linux"));
153
154  // Check that normalizing a permutated set of valid components returns a
155  // triple with the unpermuted components.
156  StringRef C[4];
157  for (int Arch = 1+Triple::UnknownArch; Arch < Triple::InvalidArch; ++Arch) {
158    C[0] = Triple::getArchTypeName(Triple::ArchType(Arch));
159    for (int Vendor = 1+Triple::UnknownVendor; Vendor <= Triple::PC;
160         ++Vendor) {
161      C[1] = Triple::getVendorTypeName(Triple::VendorType(Vendor));
162      for (int OS = 1+Triple::UnknownOS; OS <= Triple::Minix; ++OS) {
163        C[2] = Triple::getOSTypeName(Triple::OSType(OS));
164        for (int Env = 1+Triple::UnknownEnvironment; Env <= Triple::MachO;
165             ++Env) {
166          C[3] = Triple::getEnvironmentTypeName(Triple::EnvironmentType(Env));
167
168          std::string E = Join(C[0], C[1], C[2]);
169          std::string F = Join(C[0], C[1], C[2], C[3]);
170          EXPECT_EQ(E, Triple::normalize(Join(C[0], C[1], C[2])));
171          EXPECT_EQ(F, Triple::normalize(Join(C[0], C[1], C[2], C[3])));
172
173          // If a value has multiple interpretations, then the permutation
174          // test will inevitably fail.  Currently this is only the case for
175          // "psp" which parses as both an architecture and an O/S.
176          if (OS == Triple::Psp)
177            continue;
178
179          EXPECT_EQ(E, Triple::normalize(Join(C[0], C[2], C[1])));
180          EXPECT_EQ(E, Triple::normalize(Join(C[1], C[2], C[0])));
181          EXPECT_EQ(E, Triple::normalize(Join(C[1], C[0], C[2])));
182          EXPECT_EQ(E, Triple::normalize(Join(C[2], C[0], C[1])));
183          EXPECT_EQ(E, Triple::normalize(Join(C[2], C[1], C[0])));
184
185          EXPECT_EQ(F, Triple::normalize(Join(C[0], C[1], C[3], C[2])));
186          EXPECT_EQ(F, Triple::normalize(Join(C[0], C[2], C[3], C[1])));
187          EXPECT_EQ(F, Triple::normalize(Join(C[0], C[2], C[1], C[3])));
188          EXPECT_EQ(F, Triple::normalize(Join(C[0], C[3], C[1], C[2])));
189          EXPECT_EQ(F, Triple::normalize(Join(C[0], C[3], C[2], C[1])));
190          EXPECT_EQ(F, Triple::normalize(Join(C[1], C[2], C[3], C[0])));
191          EXPECT_EQ(F, Triple::normalize(Join(C[1], C[2], C[0], C[3])));
192          EXPECT_EQ(F, Triple::normalize(Join(C[1], C[3], C[0], C[2])));
193          EXPECT_EQ(F, Triple::normalize(Join(C[1], C[3], C[2], C[0])));
194          EXPECT_EQ(F, Triple::normalize(Join(C[1], C[0], C[2], C[3])));
195          EXPECT_EQ(F, Triple::normalize(Join(C[1], C[0], C[3], C[2])));
196          EXPECT_EQ(F, Triple::normalize(Join(C[2], C[3], C[0], C[1])));
197          EXPECT_EQ(F, Triple::normalize(Join(C[2], C[3], C[1], C[0])));
198          EXPECT_EQ(F, Triple::normalize(Join(C[2], C[0], C[1], C[3])));
199          EXPECT_EQ(F, Triple::normalize(Join(C[2], C[0], C[3], C[1])));
200          EXPECT_EQ(F, Triple::normalize(Join(C[2], C[1], C[3], C[0])));
201          EXPECT_EQ(F, Triple::normalize(Join(C[2], C[1], C[0], C[3])));
202          EXPECT_EQ(F, Triple::normalize(Join(C[3], C[0], C[1], C[2])));
203          EXPECT_EQ(F, Triple::normalize(Join(C[3], C[0], C[2], C[1])));
204          EXPECT_EQ(F, Triple::normalize(Join(C[3], C[1], C[2], C[0])));
205          EXPECT_EQ(F, Triple::normalize(Join(C[3], C[1], C[0], C[2])));
206          EXPECT_EQ(F, Triple::normalize(Join(C[3], C[2], C[0], C[1])));
207          EXPECT_EQ(F, Triple::normalize(Join(C[3], C[2], C[1], C[0])));
208        }
209      }
210    }
211  }
212
213  EXPECT_EQ("a-b-psp", Triple::normalize("a-b-psp"));
214  EXPECT_EQ("psp-b-c", Triple::normalize("psp-b-c"));
215
216  // Various real-world funky triples.  The value returned by GCC's config.sub
217  // is given in the comment.
218  EXPECT_EQ("i386--mingw32", Triple::normalize("i386-mingw32")); // i386-pc-mingw32
219  EXPECT_EQ("x86_64--linux-gnu", Triple::normalize("x86_64-linux-gnu")); // x86_64-pc-linux-gnu
220  EXPECT_EQ("i486--linux-gnu", Triple::normalize("i486-linux-gnu")); // i486-pc-linux-gnu
221  EXPECT_EQ("i386-redhat-linux", Triple::normalize("i386-redhat-linux")); // i386-redhat-linux-gnu
222  EXPECT_EQ("i686--linux", Triple::normalize("i686-linux")); // i686-pc-linux-gnu
223  EXPECT_EQ("arm-none--eabi", Triple::normalize("arm-none-eabi")); // arm-none-eabi
224}
225
226TEST(TripleTest, MutateName) {
227  Triple T;
228  EXPECT_EQ(Triple::UnknownArch, T.getArch());
229  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
230  EXPECT_EQ(Triple::UnknownOS, T.getOS());
231  EXPECT_EQ(Triple::UnknownEnvironment, T.getEnvironment());
232
233  T.setArchName("i386");
234  EXPECT_EQ(Triple::x86, T.getArch());
235  EXPECT_EQ("i386--", T.getTriple());
236
237  T.setVendorName("pc");
238  EXPECT_EQ(Triple::x86, T.getArch());
239  EXPECT_EQ(Triple::PC, T.getVendor());
240  EXPECT_EQ("i386-pc-", T.getTriple());
241
242  T.setOSName("linux");
243  EXPECT_EQ(Triple::x86, T.getArch());
244  EXPECT_EQ(Triple::PC, T.getVendor());
245  EXPECT_EQ(Triple::Linux, T.getOS());
246  EXPECT_EQ("i386-pc-linux", T.getTriple());
247
248  T.setEnvironmentName("gnu");
249  EXPECT_EQ(Triple::x86, T.getArch());
250  EXPECT_EQ(Triple::PC, T.getVendor());
251  EXPECT_EQ(Triple::Linux, T.getOS());
252  EXPECT_EQ("i386-pc-linux-gnu", T.getTriple());
253
254  T.setOSName("freebsd");
255  EXPECT_EQ(Triple::x86, T.getArch());
256  EXPECT_EQ(Triple::PC, T.getVendor());
257  EXPECT_EQ(Triple::FreeBSD, T.getOS());
258  EXPECT_EQ("i386-pc-freebsd-gnu", T.getTriple());
259
260  T.setOSAndEnvironmentName("darwin");
261  EXPECT_EQ(Triple::x86, T.getArch());
262  EXPECT_EQ(Triple::PC, T.getVendor());
263  EXPECT_EQ(Triple::Darwin, T.getOS());
264  EXPECT_EQ("i386-pc-darwin", T.getTriple());
265
266}
267
268}
269