TripleTest.cpp revision 859f8183639346378ed29d1e04a4b070ebc7e97f 
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-eabi");
97  EXPECT_EQ(Triple::arm, T.getArch());
98  EXPECT_EQ(Triple::NoVendor, T.getVendor());
99  EXPECT_EQ(Triple::NoOS, 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  C[3] = "environment";
158  for (int Arch = 1+Triple::UnknownArch; Arch < Triple::InvalidArch; ++Arch) {
159    C[0] = Triple::getArchTypeName(Triple::ArchType(Arch));
160    for (int Vendor = 1+Triple::UnknownVendor; Vendor <= Triple::PC;
161         ++Vendor) {
162      C[1] = Triple::getVendorTypeName(Triple::VendorType(Vendor));
163      for (int OS = 1+Triple::UnknownOS; OS <= Triple::Minix; ++OS) {
164        C[2] = Triple::getOSTypeName(Triple::OSType(OS));
165
166        std::string E = Join(C[0], C[1], C[2]);
167        std::string F = Join(C[0], C[1], C[2], C[3]);
168        EXPECT_EQ(E, Triple::normalize(Join(C[0], C[1], C[2])));
169        EXPECT_EQ(F, Triple::normalize(Join(C[0], C[1], C[2], C[3])));
170
171        // If a value has multiple interpretations, then the permutation
172        // test will inevitably fail.  Currently this is only the case for
173        // "psp" which parses as both an architecture and an O/S.
174        if (OS == Triple::Psp)
175          continue;
176
177        EXPECT_EQ(E, Triple::normalize(Join(C[0], C[2], C[1])));
178        EXPECT_EQ(E, Triple::normalize(Join(C[1], C[2], C[0])));
179        EXPECT_EQ(E, Triple::normalize(Join(C[1], C[0], C[2])));
180        EXPECT_EQ(E, Triple::normalize(Join(C[2], C[0], C[1])));
181        EXPECT_EQ(E, Triple::normalize(Join(C[2], C[1], C[0])));
182
183        EXPECT_EQ(F, Triple::normalize(Join(C[0], C[1], C[3], C[2])));
184        EXPECT_EQ(F, Triple::normalize(Join(C[0], C[2], C[3], C[1])));
185        EXPECT_EQ(F, Triple::normalize(Join(C[0], C[2], C[1], C[3])));
186        EXPECT_EQ(F, Triple::normalize(Join(C[0], C[3], C[1], C[2])));
187        EXPECT_EQ(F, Triple::normalize(Join(C[0], C[3], C[2], C[1])));
188        EXPECT_EQ(F, Triple::normalize(Join(C[1], C[2], C[3], C[0])));
189        EXPECT_EQ(F, Triple::normalize(Join(C[1], C[2], C[0], C[3])));
190        EXPECT_EQ(F, Triple::normalize(Join(C[1], C[3], C[0], C[2])));
191        EXPECT_EQ(F, Triple::normalize(Join(C[1], C[3], C[2], C[0])));
192        EXPECT_EQ(F, Triple::normalize(Join(C[1], C[0], C[2], C[3])));
193        EXPECT_EQ(F, Triple::normalize(Join(C[1], C[0], C[3], C[2])));
194        EXPECT_EQ(F, Triple::normalize(Join(C[2], C[3], C[0], C[1])));
195        EXPECT_EQ(F, Triple::normalize(Join(C[2], C[3], C[1], C[0])));
196        EXPECT_EQ(F, Triple::normalize(Join(C[2], C[0], C[1], C[3])));
197        EXPECT_EQ(F, Triple::normalize(Join(C[2], C[0], C[3], C[1])));
198        EXPECT_EQ(F, Triple::normalize(Join(C[2], C[1], C[3], C[0])));
199        EXPECT_EQ(F, Triple::normalize(Join(C[2], C[1], C[0], C[3])));
200        EXPECT_EQ(F, Triple::normalize(Join(C[3], C[0], C[1], C[2])));
201        EXPECT_EQ(F, Triple::normalize(Join(C[3], C[0], C[2], C[1])));
202        EXPECT_EQ(F, Triple::normalize(Join(C[3], C[1], C[2], C[0])));
203        EXPECT_EQ(F, Triple::normalize(Join(C[3], C[1], C[0], C[2])));
204        EXPECT_EQ(F, Triple::normalize(Join(C[3], C[2], C[0], C[1])));
205        EXPECT_EQ(F, Triple::normalize(Join(C[3], C[2], C[1], C[0])));
206      }
207    }
208  }
209
210  EXPECT_EQ("a-b-psp", Triple::normalize("a-b-psp"));
211  EXPECT_EQ("psp-b-c", Triple::normalize("psp-b-c"));
212
213  // Various real-world funky triples.  The value returned by GCC's config.sub
214  // is given in the comment.
215  EXPECT_EQ("i386--mingw32", Triple::normalize("i386-mingw32")); // i386-pc-mingw32
216  EXPECT_EQ("x86_64--linux-gnu", Triple::normalize("x86_64-linux-gnu")); // x86_64-pc-linux-gnu
217  EXPECT_EQ("i486--linux-gnu", Triple::normalize("i486-linux-gnu")); // i486-pc-linux-gnu
218  EXPECT_EQ("i386-redhat-linux", Triple::normalize("i386-redhat-linux")); // i386-redhat-linux-gnu
219  EXPECT_EQ("i686--linux", Triple::normalize("i686-linux")); // i686-pc-linux-gnu
220}
221
222TEST(TripleTest, MutateName) {
223  Triple T;
224  EXPECT_EQ(Triple::UnknownArch, T.getArch());
225  EXPECT_EQ(Triple::UnknownVendor, T.getVendor());
226  EXPECT_EQ(Triple::UnknownOS, T.getOS());
227  EXPECT_EQ(Triple::UnknownEnvironment, T.getEnvironment());
228
229  T.setArchName("i386");
230  EXPECT_EQ(Triple::x86, T.getArch());
231  EXPECT_EQ("i386--", T.getTriple());
232
233  T.setVendorName("pc");
234  EXPECT_EQ(Triple::x86, T.getArch());
235  EXPECT_EQ(Triple::PC, T.getVendor());
236  EXPECT_EQ("i386-pc-", T.getTriple());
237
238  T.setOSName("linux");
239  EXPECT_EQ(Triple::x86, T.getArch());
240  EXPECT_EQ(Triple::PC, T.getVendor());
241  EXPECT_EQ(Triple::Linux, T.getOS());
242  EXPECT_EQ("i386-pc-linux", T.getTriple());
243
244  T.setEnvironmentName("gnu");
245  EXPECT_EQ(Triple::x86, T.getArch());
246  EXPECT_EQ(Triple::PC, T.getVendor());
247  EXPECT_EQ(Triple::Linux, T.getOS());
248  EXPECT_EQ("i386-pc-linux-gnu", T.getTriple());
249
250  T.setOSName("freebsd");
251  EXPECT_EQ(Triple::x86, T.getArch());
252  EXPECT_EQ(Triple::PC, T.getVendor());
253  EXPECT_EQ(Triple::FreeBSD, T.getOS());
254  EXPECT_EQ("i386-pc-freebsd-gnu", T.getTriple());
255
256  T.setOSAndEnvironmentName("darwin");
257  EXPECT_EQ(Triple::x86, T.getArch());
258  EXPECT_EQ(Triple::PC, T.getVendor());
259  EXPECT_EQ(Triple::Darwin, T.getOS());
260  EXPECT_EQ("i386-pc-darwin", T.getTriple());
261
262}
263
264}
265