1 //===----------- TargetParser.cpp - Target Parser -------------------------===//
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 "llvm/Support/TargetParser.h"
11 #include "llvm/ADT/STLExtras.h"
12 #include "llvm/Support/ARMBuildAttributes.h"
13 #include "gtest/gtest.h"
14 #include <string>
15 
16 using namespace llvm;
17 
18 namespace {
19 const char *ARMArch[] = {
20     "armv2",     "armv2a",       "armv3",       "armv3m",       "armv4",
21     "armv4t",    "armv5",        "armv5t",      "armv5e",       "armv5te",
22     "armv5tej",  "armv6",        "armv6j",      "armv6k",       "armv6hl",
23     "armv6t2",   "armv6kz",      "armv6z",      "armv6zk",      "armv6-m",
24     "armv6m",    "armv6sm",      "armv6s-m",    "armv7-a",      "armv7",
25     "armv7a",    "armv7ve",      "armv7hl",     "armv7l",       "armv7-r",
26     "armv7r",    "armv7-m",      "armv7m",      "armv7k",       "armv7s",
27     "armv7e-m",  "armv7em",      "armv8-a",     "armv8",        "armv8a",
28     "armv8.1-a", "armv8.1a",     "armv8.2-a",   "armv8.2a",     "armv8-r",
29     "armv8r",    "armv8-m.base", "armv8m.base", "armv8-m.main", "armv8m.main",
30     "iwmmxt",    "iwmmxt2",      "xscale"};
31 
32 bool testARMCPU(StringRef CPUName, StringRef ExpectedArch,
33                 StringRef ExpectedFPU, unsigned ExpectedFlags,
34                 StringRef CPUAttr) {
35   ARM::ArchKind AK = ARM::parseCPUArch(CPUName);
36   bool pass = ARM::getArchName(AK).equals(ExpectedArch);
37   unsigned FPUKind = ARM::getDefaultFPU(CPUName, AK);
38   pass &= ARM::getFPUName(FPUKind).equals(ExpectedFPU);
39 
40   unsigned ExtKind = ARM::getDefaultExtensions(CPUName, AK);
41   if (ExtKind > 1 && (ExtKind & ARM::AEK_NONE))
42     pass &= ((ExtKind ^ ARM::AEK_NONE) == ExpectedFlags);
43   else
44     pass &= (ExtKind == ExpectedFlags);
45 
46   pass &= ARM::getCPUAttr(AK).equals(CPUAttr);
47 
48   return pass;
49 }
50 
51 TEST(TargetParserTest, testARMCPU) {
52   EXPECT_TRUE(testARMCPU("invalid", "invalid", "invalid",
53                          ARM::AEK_NONE, ""));
54   EXPECT_TRUE(testARMCPU("generic", "invalid", "none",
55                          ARM::AEK_NONE, ""));
56 
57   EXPECT_TRUE(testARMCPU("arm2", "armv2", "none",
58                          ARM::AEK_NONE, "2"));
59   EXPECT_TRUE(testARMCPU("arm3", "armv2a", "none",
60                          ARM::AEK_NONE, "2A"));
61   EXPECT_TRUE(testARMCPU("arm6", "armv3", "none",
62                          ARM::AEK_NONE, "3"));
63   EXPECT_TRUE(testARMCPU("arm7m", "armv3m", "none",
64                          ARM::AEK_NONE, "3M"));
65   EXPECT_TRUE(testARMCPU("arm8", "armv4", "none",
66                          ARM::AEK_NONE, "4"));
67   EXPECT_TRUE(testARMCPU("arm810", "armv4", "none",
68                          ARM::AEK_NONE, "4"));
69   EXPECT_TRUE(testARMCPU("strongarm", "armv4", "none",
70                          ARM::AEK_NONE, "4"));
71   EXPECT_TRUE(testARMCPU("strongarm110", "armv4", "none",
72                          ARM::AEK_NONE, "4"));
73   EXPECT_TRUE(testARMCPU("strongarm1100", "armv4", "none",
74                          ARM::AEK_NONE, "4"));
75   EXPECT_TRUE(testARMCPU("strongarm1110", "armv4", "none",
76                          ARM::AEK_NONE, "4"));
77   EXPECT_TRUE(testARMCPU("arm7tdmi", "armv4t", "none",
78                          ARM::AEK_NONE, "4T"));
79   EXPECT_TRUE(testARMCPU("arm7tdmi-s", "armv4t", "none",
80                          ARM::AEK_NONE, "4T"));
81   EXPECT_TRUE(testARMCPU("arm710t", "armv4t", "none",
82                          ARM::AEK_NONE, "4T"));
83   EXPECT_TRUE(testARMCPU("arm720t", "armv4t", "none",
84                          ARM::AEK_NONE, "4T"));
85   EXPECT_TRUE(testARMCPU("arm9", "armv4t", "none",
86                          ARM::AEK_NONE, "4T"));
87   EXPECT_TRUE(testARMCPU("arm9tdmi", "armv4t", "none",
88                          ARM::AEK_NONE, "4T"));
89   EXPECT_TRUE(testARMCPU("arm920", "armv4t", "none",
90                          ARM::AEK_NONE, "4T"));
91   EXPECT_TRUE(testARMCPU("arm920t", "armv4t", "none",
92                          ARM::AEK_NONE, "4T"));
93   EXPECT_TRUE(testARMCPU("arm922t", "armv4t", "none",
94                          ARM::AEK_NONE, "4T"));
95   EXPECT_TRUE(testARMCPU("arm9312", "armv4t", "none",
96                          ARM::AEK_NONE, "4T"));
97   EXPECT_TRUE(testARMCPU("arm940t", "armv4t", "none",
98                          ARM::AEK_NONE, "4T"));
99   EXPECT_TRUE(testARMCPU("ep9312", "armv4t", "none",
100                          ARM::AEK_NONE, "4T"));
101   EXPECT_TRUE(testARMCPU("arm10tdmi", "armv5t", "none",
102                          ARM::AEK_NONE, "5T"));
103   EXPECT_TRUE(testARMCPU("arm1020t", "armv5t", "none",
104                          ARM::AEK_NONE, "5T"));
105   EXPECT_TRUE(testARMCPU("arm9e", "armv5te", "none",
106                          ARM::AEK_DSP, "5TE"));
107   EXPECT_TRUE(testARMCPU("arm946e-s", "armv5te", "none",
108                          ARM::AEK_DSP, "5TE"));
109   EXPECT_TRUE(testARMCPU("arm966e-s", "armv5te", "none",
110                          ARM::AEK_DSP, "5TE"));
111   EXPECT_TRUE(testARMCPU("arm968e-s", "armv5te", "none",
112                          ARM::AEK_DSP, "5TE"));
113   EXPECT_TRUE(testARMCPU("arm10e", "armv5te", "none",
114                          ARM::AEK_DSP, "5TE"));
115   EXPECT_TRUE(testARMCPU("arm1020e", "armv5te", "none",
116                          ARM::AEK_DSP, "5TE"));
117   EXPECT_TRUE(testARMCPU("arm1022e", "armv5te", "none",
118                          ARM::AEK_DSP, "5TE"));
119   EXPECT_TRUE(testARMCPU("arm926ej-s", "armv5tej", "none",
120                          ARM::AEK_DSP, "5TEJ"));
121   EXPECT_TRUE(testARMCPU("arm1136j-s", "armv6", "none",
122                          ARM::AEK_DSP, "6"));
123   EXPECT_TRUE(testARMCPU("arm1136jf-s", "armv6", "vfpv2",
124                          ARM::AEK_DSP, "6"));
125   EXPECT_TRUE(testARMCPU("arm1136jz-s", "armv6", "none",
126                          ARM::AEK_DSP, "6"));
127   EXPECT_TRUE(testARMCPU("arm1176j-s", "armv6k", "none",
128                          ARM::AEK_DSP, "6K"));
129   EXPECT_TRUE(testARMCPU("arm1176jz-s", "armv6kz", "none",
130                          ARM::AEK_SEC | ARM::AEK_DSP, "6KZ"));
131   EXPECT_TRUE(testARMCPU("mpcore", "armv6k", "vfpv2",
132                          ARM::AEK_DSP, "6K"));
133   EXPECT_TRUE(testARMCPU("mpcorenovfp", "armv6k", "none",
134                          ARM::AEK_DSP, "6K"));
135   EXPECT_TRUE(testARMCPU("arm1176jzf-s", "armv6kz", "vfpv2",
136                          ARM::AEK_SEC | ARM::AEK_DSP, "6KZ"));
137   EXPECT_TRUE(testARMCPU("arm1156t2-s", "armv6t2", "none",
138                          ARM::AEK_DSP, "6T2"));
139   EXPECT_TRUE(testARMCPU("arm1156t2f-s", "armv6t2", "vfpv2",
140                          ARM::AEK_DSP, "6T2"));
141   EXPECT_TRUE(testARMCPU("cortex-m0", "armv6-m", "none",
142                          ARM::AEK_NONE, "6-M"));
143   EXPECT_TRUE(testARMCPU("cortex-m0plus", "armv6-m", "none",
144                          ARM::AEK_NONE, "6-M"));
145   EXPECT_TRUE(testARMCPU("cortex-m1", "armv6-m", "none",
146                          ARM::AEK_NONE, "6-M"));
147   EXPECT_TRUE(testARMCPU("sc000", "armv6-m", "none",
148                          ARM::AEK_NONE, "6-M"));
149   EXPECT_TRUE(testARMCPU("cortex-a5", "armv7-a", "neon-vfpv4",
150                          ARM::AEK_MP | ARM::AEK_SEC | ARM::AEK_DSP, "7-A"));
151   EXPECT_TRUE(testARMCPU("cortex-a7", "armv7-a", "neon-vfpv4",
152                          ARM::AEK_HWDIVTHUMB | ARM::AEK_HWDIVARM | ARM::AEK_MP |
153                              ARM::AEK_SEC | ARM::AEK_VIRT | ARM::AEK_DSP,
154                          "7-A"));
155   EXPECT_TRUE(testARMCPU("cortex-a8", "armv7-a", "neon",
156                          ARM::AEK_SEC | ARM::AEK_DSP, "7-A"));
157   EXPECT_TRUE(testARMCPU("cortex-a9", "armv7-a", "neon-fp16",
158                          ARM::AEK_MP | ARM::AEK_SEC | ARM::AEK_DSP, "7-A"));
159   EXPECT_TRUE(testARMCPU("cortex-a12", "armv7-a", "neon-vfpv4",
160                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
161                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
162                              ARM::AEK_DSP,
163                          "7-A"));
164   EXPECT_TRUE(testARMCPU("cortex-a15", "armv7-a", "neon-vfpv4",
165                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
166                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
167                              ARM::AEK_DSP,
168                          "7-A"));
169   EXPECT_TRUE(testARMCPU("cortex-a17", "armv7-a", "neon-vfpv4",
170                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
171                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
172                              ARM::AEK_DSP,
173                          "7-A"));
174   EXPECT_TRUE(testARMCPU("krait", "armv7-a", "neon-vfpv4",
175                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
176                          "7-A"));
177   EXPECT_TRUE(testARMCPU("cortex-r4", "armv7-r", "none",
178                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "7-R"));
179   EXPECT_TRUE(testARMCPU("cortex-r4f", "armv7-r", "vfpv3-d16",
180                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "7-R"));
181   EXPECT_TRUE(testARMCPU("cortex-r5", "armv7-r", "vfpv3-d16",
182                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
183                              ARM::AEK_DSP,
184                          "7-R"));
185   EXPECT_TRUE(testARMCPU("cortex-r7", "armv7-r", "vfpv3-d16-fp16",
186                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
187                              ARM::AEK_DSP,
188                          "7-R"));
189   EXPECT_TRUE(testARMCPU("cortex-r8", "armv7-r", "vfpv3-d16-fp16",
190                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
191                              ARM::AEK_DSP,
192                          "7-R"));
193   EXPECT_TRUE(testARMCPU("cortex-r52", "armv8-r", "neon-fp-armv8",
194                          ARM::AEK_CRC | ARM::AEK_MP | ARM::AEK_VIRT |
195                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
196                              ARM::AEK_DSP,
197                          "8-R"));
198   EXPECT_TRUE(
199       testARMCPU("sc300", "armv7-m", "none", ARM::AEK_HWDIVTHUMB, "7-M"));
200   EXPECT_TRUE(
201       testARMCPU("cortex-m3", "armv7-m", "none", ARM::AEK_HWDIVTHUMB, "7-M"));
202   EXPECT_TRUE(testARMCPU("cortex-m4", "armv7e-m", "fpv4-sp-d16",
203                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "7E-M"));
204   EXPECT_TRUE(testARMCPU("cortex-m7", "armv7e-m", "fpv5-d16",
205                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "7E-M"));
206   EXPECT_TRUE(testARMCPU("cortex-a32", "armv8-a", "crypto-neon-fp-armv8",
207                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
208                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
209                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
210                          "8-A"));
211   EXPECT_TRUE(testARMCPU("cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
212                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
213                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
214                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
215                          "8-A"));
216   EXPECT_TRUE(testARMCPU("cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
217                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
218                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
219                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
220                          "8-A"));
221   EXPECT_TRUE(testARMCPU("cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
222                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
223                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
224                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
225                          "8-A"));
226   EXPECT_TRUE(testARMCPU("cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
227                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
228                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
229                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
230                          "8-A"));
231   EXPECT_TRUE(testARMCPU("cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
232                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
233                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
234                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
235                          "8-A"));
236   EXPECT_TRUE(testARMCPU("cyclone", "armv8-a", "crypto-neon-fp-armv8",
237                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
238                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
239                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
240                          "8-A"));
241   EXPECT_TRUE(testARMCPU("exynos-m1", "armv8-a", "crypto-neon-fp-armv8",
242                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
243                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
244                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
245                          "8-A"));
246   EXPECT_TRUE(testARMCPU("exynos-m2", "armv8-a", "crypto-neon-fp-armv8",
247                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
248                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
249                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
250                          "8-A"));
251   EXPECT_TRUE(testARMCPU("exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
252                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
253                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
254                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
255                          "8-A"));
256   EXPECT_TRUE(testARMCPU("cortex-m23", "armv8-m.base", "none",
257                          ARM::AEK_HWDIVTHUMB, "8-M.Baseline"));
258   EXPECT_TRUE(testARMCPU("cortex-m33", "armv8-m.main", "fpv5-sp-d16",
259                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"));
260   EXPECT_TRUE(testARMCPU("iwmmxt", "iwmmxt", "none",
261                          ARM::AEK_NONE, "iwmmxt"));
262   EXPECT_TRUE(testARMCPU("xscale", "xscale", "none",
263                          ARM::AEK_NONE, "xscale"));
264   EXPECT_TRUE(testARMCPU("swift", "armv7s", "neon-vfpv4",
265                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
266                          "7-S"));
267 }
268 
269 bool testARMArch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
270                  unsigned ArchAttr) {
271   ARM::ArchKind AK = ARM::parseArch(Arch);
272   return (AK!= ARM::ArchKind::INVALID) &
273          ARM::getDefaultCPU(Arch).equals(DefaultCPU) &
274          ARM::getSubArch(AK).equals(SubArch) &
275          (ARM::getArchAttr(AK) == ArchAttr);
276 }
277 
278 TEST(TargetParserTest, testARMArch) {
279   EXPECT_TRUE(
280       testARMArch("armv2", "arm2", "v2",
281                           ARMBuildAttrs::CPUArch::Pre_v4));
282   EXPECT_TRUE(
283       testARMArch("armv2a", "arm3", "v2a",
284                           ARMBuildAttrs::CPUArch::Pre_v4));
285   EXPECT_TRUE(
286       testARMArch("armv3", "arm6", "v3",
287                           ARMBuildAttrs::CPUArch::Pre_v4));
288   EXPECT_TRUE(
289       testARMArch("armv3m", "arm7m", "v3m",
290                           ARMBuildAttrs::CPUArch::Pre_v4));
291   EXPECT_TRUE(
292       testARMArch("armv4", "strongarm", "v4",
293                           ARMBuildAttrs::CPUArch::v4));
294   EXPECT_TRUE(
295       testARMArch("armv4t", "arm7tdmi", "v4t",
296                           ARMBuildAttrs::CPUArch::v4T));
297   EXPECT_TRUE(
298       testARMArch("armv5t", "arm10tdmi", "v5",
299                           ARMBuildAttrs::CPUArch::v5T));
300   EXPECT_TRUE(
301       testARMArch("armv5te", "arm1022e", "v5e",
302                           ARMBuildAttrs::CPUArch::v5TE));
303   EXPECT_TRUE(
304       testARMArch("armv5tej", "arm926ej-s", "v5e",
305                           ARMBuildAttrs::CPUArch::v5TEJ));
306   EXPECT_TRUE(
307       testARMArch("armv6", "arm1136jf-s", "v6",
308                           ARMBuildAttrs::CPUArch::v6));
309   EXPECT_TRUE(
310       testARMArch("armv6k", "arm1176j-s", "v6k",
311                           ARMBuildAttrs::CPUArch::v6K));
312   EXPECT_TRUE(
313       testARMArch("armv6t2", "arm1156t2-s", "v6t2",
314                           ARMBuildAttrs::CPUArch::v6T2));
315   EXPECT_TRUE(
316       testARMArch("armv6kz", "arm1176jzf-s", "v6kz",
317                           ARMBuildAttrs::CPUArch::v6KZ));
318   EXPECT_TRUE(
319       testARMArch("armv6-m", "cortex-m0", "v6m",
320                           ARMBuildAttrs::CPUArch::v6_M));
321   EXPECT_TRUE(
322       testARMArch("armv7-a", "generic", "v7",
323                           ARMBuildAttrs::CPUArch::v7));
324   EXPECT_TRUE(
325       testARMArch("armv7ve", "generic", "v7ve",
326                           ARMBuildAttrs::CPUArch::v7));
327   EXPECT_TRUE(
328       testARMArch("armv7-r", "cortex-r4", "v7r",
329                           ARMBuildAttrs::CPUArch::v7));
330   EXPECT_TRUE(
331       testARMArch("armv7-m", "cortex-m3", "v7m",
332                           ARMBuildAttrs::CPUArch::v7));
333   EXPECT_TRUE(
334       testARMArch("armv7e-m", "cortex-m4", "v7em",
335                           ARMBuildAttrs::CPUArch::v7E_M));
336   EXPECT_TRUE(
337       testARMArch("armv8-a", "generic", "v8",
338                           ARMBuildAttrs::CPUArch::v8_A));
339   EXPECT_TRUE(
340       testARMArch("armv8.1-a", "generic", "v8.1a",
341                           ARMBuildAttrs::CPUArch::v8_A));
342   EXPECT_TRUE(
343       testARMArch("armv8.2-a", "generic", "v8.2a",
344                           ARMBuildAttrs::CPUArch::v8_A));
345   EXPECT_TRUE(
346       testARMArch("armv8-r", "cortex-r52", "v8r",
347                           ARMBuildAttrs::CPUArch::v8_R));
348   EXPECT_TRUE(
349       testARMArch("armv8-m.base", "generic", "v8m.base",
350                           ARMBuildAttrs::CPUArch::v8_M_Base));
351   EXPECT_TRUE(
352       testARMArch("armv8-m.main", "generic", "v8m.main",
353                           ARMBuildAttrs::CPUArch::v8_M_Main));
354   EXPECT_TRUE(
355       testARMArch("iwmmxt", "iwmmxt", "",
356                           ARMBuildAttrs::CPUArch::v5TE));
357   EXPECT_TRUE(
358       testARMArch("iwmmxt2", "generic", "",
359                           ARMBuildAttrs::CPUArch::v5TE));
360   EXPECT_TRUE(
361       testARMArch("xscale", "xscale", "v5e",
362                           ARMBuildAttrs::CPUArch::v5TE));
363   EXPECT_TRUE(
364       testARMArch("armv7s", "swift", "v7s",
365                           ARMBuildAttrs::CPUArch::v7));
366   EXPECT_TRUE(
367       testARMArch("armv7k", "generic", "v7k",
368                           ARMBuildAttrs::CPUArch::v7));
369 }
370 
371 bool testARMExtension(StringRef CPUName,ARM::ArchKind ArchKind, StringRef ArchExt) {
372   return ARM::getDefaultExtensions(CPUName, ArchKind) &
373          ARM::parseArchExt(ArchExt);
374 }
375 
376 TEST(TargetParserTest, testARMExtension) {
377   EXPECT_FALSE(testARMExtension("arm2", ARM::ArchKind::INVALID, "thumb"));
378   EXPECT_FALSE(testARMExtension("arm3", ARM::ArchKind::INVALID, "thumb"));
379   EXPECT_FALSE(testARMExtension("arm6", ARM::ArchKind::INVALID, "thumb"));
380   EXPECT_FALSE(testARMExtension("arm7m", ARM::ArchKind::INVALID, "thumb"));
381   EXPECT_FALSE(testARMExtension("strongarm", ARM::ArchKind::INVALID, "dsp"));
382   EXPECT_FALSE(testARMExtension("arm7tdmi", ARM::ArchKind::INVALID, "dsp"));
383   EXPECT_FALSE(testARMExtension("arm10tdmi",
384                                 ARM::ArchKind::INVALID, "simd"));
385   EXPECT_FALSE(testARMExtension("arm1022e", ARM::ArchKind::INVALID, "simd"));
386   EXPECT_FALSE(testARMExtension("arm926ej-s",
387                                 ARM::ArchKind::INVALID, "simd"));
388   EXPECT_FALSE(testARMExtension("arm1136jf-s",
389                                 ARM::ArchKind::INVALID, "crypto"));
390   EXPECT_FALSE(testARMExtension("arm1176j-s",
391                                 ARM::ArchKind::INVALID, "crypto"));
392   EXPECT_FALSE(testARMExtension("arm1156t2-s",
393                                 ARM::ArchKind::INVALID, "crypto"));
394   EXPECT_FALSE(testARMExtension("arm1176jzf-s",
395                                 ARM::ArchKind::INVALID, "crypto"));
396   EXPECT_FALSE(testARMExtension("cortex-m0",
397                                 ARM::ArchKind::INVALID, "crypto"));
398   EXPECT_FALSE(testARMExtension("cortex-a8",
399                                 ARM::ArchKind::INVALID, "crypto"));
400   EXPECT_FALSE(testARMExtension("cortex-r4",
401                                 ARM::ArchKind::INVALID, "crypto"));
402   EXPECT_FALSE(testARMExtension("cortex-m3",
403                                 ARM::ArchKind::INVALID, "crypto"));
404   EXPECT_FALSE(testARMExtension("cortex-a53",
405                                 ARM::ArchKind::INVALID, "ras"));
406   EXPECT_FALSE(testARMExtension("cortex-r52",
407                                 ARM::ArchKind::INVALID, "ras"));
408   EXPECT_FALSE(testARMExtension("iwmmxt", ARM::ArchKind::INVALID, "crc"));
409   EXPECT_FALSE(testARMExtension("xscale", ARM::ArchKind::INVALID, "crc"));
410   EXPECT_FALSE(testARMExtension("swift", ARM::ArchKind::INVALID, "crc"));
411 
412   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2, "thumb"));
413   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2A, "thumb"));
414   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3, "thumb"));
415   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3M, "thumb"));
416   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4, "dsp"));
417   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4T, "dsp"));
418   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5T, "simd"));
419   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TE, "simd"));
420   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TEJ, "simd"));
421   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6, "crypto"));
422   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6K, "crypto"));
423   EXPECT_FALSE(testARMExtension("generic",
424                                 ARM::ArchKind::ARMV6T2, "crypto"));
425   EXPECT_FALSE(testARMExtension("generic",
426                                 ARM::ArchKind::ARMV6KZ, "crypto"));
427   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6M, "crypto"));
428   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7A, "crypto"));
429   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7R, "crypto"));
430   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7M, "crypto"));
431   EXPECT_FALSE(testARMExtension("generic",
432                                 ARM::ArchKind::ARMV7EM, "crypto"));
433   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8A, "ras"));
434   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_1A, "ras"));
435   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "spe"));
436   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8R, "ras"));
437   EXPECT_FALSE(testARMExtension("generic",
438                                 ARM::ArchKind::ARMV8MBaseline, "crc"));
439   EXPECT_FALSE(testARMExtension("generic",
440                                 ARM::ArchKind::ARMV8MMainline, "crc"));
441   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT, "crc"));
442   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT2, "crc"));
443   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::XSCALE, "crc"));
444   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7S, "crypto"));
445   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7K, "crypto"));
446 }
447 
448 TEST(TargetParserTest, ARMFPUVersion) {
449   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
450        FK <= ARM::FPUKind::FK_LAST;
451        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
452     if (FK == ARM::FK_LAST || ARM::getFPUName(FK) == "invalid" ||
453         ARM::getFPUName(FK) == "none" || ARM::getFPUName(FK) == "softvfp")
454       EXPECT_EQ(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
455     else
456       EXPECT_NE(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
457 }
458 
459 TEST(TargetParserTest, ARMFPUNeonSupportLevel) {
460   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
461        FK <= ARM::FPUKind::FK_LAST;
462        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
463     if (FK == ARM::FK_LAST ||
464         ARM::getFPUName(FK).find("neon") == std::string::npos)
465       EXPECT_EQ(ARM::NeonSupportLevel::None,
466                  ARM::getFPUNeonSupportLevel(FK));
467     else
468       EXPECT_NE(ARM::NeonSupportLevel::None,
469                 ARM::getFPUNeonSupportLevel(FK));
470 }
471 
472 TEST(TargetParserTest, ARMFPURestriction) {
473   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
474        FK <= ARM::FPUKind::FK_LAST;
475        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1)) {
476     if (FK == ARM::FK_LAST ||
477         (ARM::getFPUName(FK).find("d16") == std::string::npos &&
478          ARM::getFPUName(FK).find("vfpv3xd") == std::string::npos))
479       EXPECT_EQ(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
480     else
481       EXPECT_NE(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
482   }
483 }
484 
485 TEST(TargetParserTest, ARMExtensionFeatures) {
486   std::vector<StringRef> Features;
487   unsigned Extensions = ARM::AEK_CRC | ARM::AEK_CRYPTO | ARM::AEK_DSP |
488                         ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_MP |
489                         ARM::AEK_SEC | ARM::AEK_VIRT | ARM::AEK_RAS;
490 
491   for (unsigned i = 0; i <= Extensions; i++)
492     EXPECT_TRUE(i == 0 ? !ARM::getExtensionFeatures(i, Features)
493                        : ARM::getExtensionFeatures(i, Features));
494 }
495 
496 TEST(TargetParserTest, ARMFPUFeatures) {
497   std::vector<StringRef> Features;
498   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
499        FK <= ARM::FPUKind::FK_LAST;
500        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
501     EXPECT_TRUE((FK == ARM::FK_INVALID || FK >= ARM::FK_LAST)
502                     ? !ARM::getFPUFeatures(FK, Features)
503                     : ARM::getFPUFeatures(FK, Features));
504 }
505 
506 TEST(TargetParserTest, ARMArchExtFeature) {
507   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
508                               {"crypto", "nocrypto", "+crypto", "-crypto"},
509                               {"dsp", "nodsp", "+dsp", "-dsp"},
510                               {"fp", "nofp", nullptr, nullptr},
511                               {"idiv", "noidiv", nullptr, nullptr},
512                               {"mp", "nomp", nullptr, nullptr},
513                               {"simd", "nosimd", nullptr, nullptr},
514                               {"sec", "nosec", nullptr, nullptr},
515                               {"virt", "novirt", nullptr, nullptr},
516                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
517                               {"ras", "noras", "+ras", "-ras"},
518                               {"os", "noos", nullptr, nullptr},
519                               {"iwmmxt", "noiwmmxt", nullptr, nullptr},
520                               {"iwmmxt2", "noiwmmxt2", nullptr, nullptr},
521                               {"maverick", "maverick", nullptr, nullptr},
522                               {"xscale", "noxscale", nullptr, nullptr}};
523 
524   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
525     EXPECT_EQ(StringRef(ArchExt[i][2]), ARM::getArchExtFeature(ArchExt[i][0]));
526     EXPECT_EQ(StringRef(ArchExt[i][3]), ARM::getArchExtFeature(ArchExt[i][1]));
527   }
528 }
529 
530 TEST(TargetParserTest, ARMparseHWDiv) {
531   const char *hwdiv[] = {"thumb", "arm", "arm,thumb", "thumb,arm"};
532 
533   for (unsigned i = 0; i < array_lengthof(hwdiv); i++)
534     EXPECT_NE(ARM::AEK_INVALID, ARM::parseHWDiv((StringRef)hwdiv[i]));
535 }
536 
537 TEST(TargetParserTest, ARMparseArchEndianAndISA) {
538   const char *Arch[] = {
539       "v2",     "v2a",   "v3",     "v3m",   "v4",   "v4t",  "v5",    "v5t",
540       "v5e",    "v5te",  "v5tej",  "v6",    "v6j",  "v6k",  "v6hl",  "v6t2",
541       "v6kz",   "v6z",   "v6zk",   "v6-m",  "v6m",  "v6sm", "v6s-m", "v7-a",
542       "v7",     "v7a",   "v7ve",   "v7hl",  "v7l",  "v7-r", "v7r",   "v7-m",
543       "v7m",    "v7k",   "v7s",    "v7e-m", "v7em", "v8-a", "v8",    "v8a",
544       "v8.1-a", "v8.1a", "v8.2-a", "v8.2a", "v8-r"};
545 
546   for (unsigned i = 0; i < array_lengthof(Arch); i++) {
547     std::string arm_1 = "armeb" + (std::string)(Arch[i]);
548     std::string arm_2 = "arm" + (std::string)(Arch[i]) + "eb";
549     std::string arm_3 = "arm" + (std::string)(Arch[i]);
550     std::string thumb_1 = "thumbeb" + (std::string)(Arch[i]);
551     std::string thumb_2 = "thumb" + (std::string)(Arch[i]) + "eb";
552     std::string thumb_3 = "thumb" + (std::string)(Arch[i]);
553 
554     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_1));
555     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_2));
556     EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(arm_3));
557 
558     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_1));
559     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_2));
560     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_3));
561     if (i >= 4) {
562       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_1));
563       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_2));
564       EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(thumb_3));
565 
566       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_1));
567       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_2));
568       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_3));
569     }
570   }
571 
572   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("aarch64"));
573   EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian("aarch64_be"));
574 
575   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64"));
576   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_be"));
577   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64"));
578   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_be"));
579 }
580 
581 TEST(TargetParserTest, ARMparseArchProfile) {
582   for (unsigned i = 0; i < array_lengthof(ARMArch); i++) {
583     switch (ARM::parseArch(ARMArch[i])) {
584     case ARM::ArchKind::ARMV6M:
585     case ARM::ArchKind::ARMV7M:
586     case ARM::ArchKind::ARMV7EM:
587     case ARM::ArchKind::ARMV8MMainline:
588     case ARM::ArchKind::ARMV8MBaseline:
589       EXPECT_EQ(ARM::ProfileKind::M, ARM::parseArchProfile(ARMArch[i]));
590       break;
591     case ARM::ArchKind::ARMV7R:
592     case ARM::ArchKind::ARMV8R:
593       EXPECT_EQ(ARM::ProfileKind::R, ARM::parseArchProfile(ARMArch[i]));
594       break;
595     case ARM::ArchKind::ARMV7A:
596     case ARM::ArchKind::ARMV7VE:
597     case ARM::ArchKind::ARMV7K:
598     case ARM::ArchKind::ARMV8A:
599     case ARM::ArchKind::ARMV8_1A:
600     case ARM::ArchKind::ARMV8_2A:
601       EXPECT_EQ(ARM::ProfileKind::A, ARM::parseArchProfile(ARMArch[i]));
602       break;
603     default:
604       EXPECT_EQ(ARM::ProfileKind::INVALID, ARM::parseArchProfile(ARMArch[i]));
605       break;
606     }
607   }
608 }
609 
610 TEST(TargetParserTest, ARMparseArchVersion) {
611   for (unsigned i = 0; i < array_lengthof(ARMArch); i++)
612     if (((std::string)ARMArch[i]).substr(0, 4) == "armv")
613       EXPECT_EQ((ARMArch[i][4] - 48u), ARM::parseArchVersion(ARMArch[i]));
614     else
615       EXPECT_EQ(5u, ARM::parseArchVersion(ARMArch[i]));
616 }
617 
618 bool testAArch64CPU(StringRef CPUName, StringRef ExpectedArch,
619                     StringRef ExpectedFPU, unsigned ExpectedFlags,
620                     StringRef CPUAttr) {
621   AArch64::ArchKind AK = AArch64::parseCPUArch(CPUName);
622   bool pass = AArch64::getArchName(AK).equals(ExpectedArch);
623   unsigned FPUKind = AArch64::getDefaultFPU(CPUName, AK);
624   pass &= AArch64::getFPUName(FPUKind).equals(ExpectedFPU);
625 
626   unsigned ExtKind = AArch64::getDefaultExtensions(CPUName, AK);
627   if (ExtKind > 1 && (ExtKind & AArch64::AEK_NONE))
628     pass &= ((ExtKind ^ AArch64::AEK_NONE) == ExpectedFlags);
629   else
630     pass &= (ExtKind == ExpectedFlags);
631 
632   pass &= AArch64::getCPUAttr(AK).equals(CPUAttr);
633 
634   return pass;
635 }
636 
637 TEST(TargetParserTest, testAArch64CPU) {
638   EXPECT_TRUE(testAArch64CPU(
639       "invalid", "invalid", "invalid",
640       AArch64::AEK_NONE, ""));
641   EXPECT_TRUE(testAArch64CPU(
642       "generic", "invalid", "none",
643       AArch64::AEK_NONE, ""));
644 
645   EXPECT_TRUE(testAArch64CPU(
646       "cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
647       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
648       AArch64::AEK_SIMD, "8-A"));
649   EXPECT_TRUE(testAArch64CPU(
650       "cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
651       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
652       AArch64::AEK_SIMD, "8-A"));
653   EXPECT_TRUE(testAArch64CPU(
654       "cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
655       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
656       AArch64::AEK_SIMD, "8-A"));
657   EXPECT_TRUE(testAArch64CPU(
658       "cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
659       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
660       AArch64::AEK_SIMD, "8-A"));
661   EXPECT_TRUE(testAArch64CPU(
662       "cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
663       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
664       AArch64::AEK_SIMD, "8-A"));
665   EXPECT_TRUE(testAArch64CPU(
666       "cyclone", "armv8-a", "crypto-neon-fp-armv8",
667       AArch64::AEK_CRYPTO | AArch64::AEK_FP | AArch64::AEK_SIMD, "8-A"));
668   EXPECT_TRUE(testAArch64CPU(
669       "exynos-m1", "armv8-a", "crypto-neon-fp-armv8",
670       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
671       AArch64::AEK_SIMD, "8-A"));
672   EXPECT_TRUE(testAArch64CPU(
673       "exynos-m2", "armv8-a", "crypto-neon-fp-armv8",
674       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
675       AArch64::AEK_SIMD, "8-A"));
676   EXPECT_TRUE(testAArch64CPU(
677       "exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
678       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
679       AArch64::AEK_SIMD, "8-A"));
680   EXPECT_TRUE(testAArch64CPU(
681       "falkor", "armv8-a", "crypto-neon-fp-armv8",
682       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
683       AArch64::AEK_SIMD, "8-A"));
684   EXPECT_TRUE(testAArch64CPU(
685       "kryo", "armv8-a", "crypto-neon-fp-armv8",
686       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
687       AArch64::AEK_SIMD, "8-A"));
688   EXPECT_TRUE(testAArch64CPU(
689       "thunderx2t99", "armv8.1-a", "crypto-neon-fp-armv8",
690       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_LSE |
691       AArch64::AEK_FP | AArch64::AEK_SIMD, "8.1-A"));
692   EXPECT_TRUE(testAArch64CPU(
693       "thunderx", "armv8-a", "crypto-neon-fp-armv8",
694       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
695       AArch64::AEK_FP | AArch64::AEK_PROFILE,
696       "8-A"));
697   EXPECT_TRUE(testAArch64CPU(
698       "thunderxt81", "armv8-a", "crypto-neon-fp-armv8",
699       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
700       AArch64::AEK_FP | AArch64::AEK_PROFILE,
701       "8-A"));
702   EXPECT_TRUE(testAArch64CPU(
703       "thunderxt83", "armv8-a", "crypto-neon-fp-armv8",
704       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
705       AArch64::AEK_FP | AArch64::AEK_PROFILE,
706       "8-A"));
707   EXPECT_TRUE(testAArch64CPU(
708       "thunderxt88", "armv8-a", "crypto-neon-fp-armv8",
709       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
710       AArch64::AEK_FP | AArch64::AEK_PROFILE,
711       "8-A"));
712 }
713 
714 bool testAArch64Arch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
715                      unsigned ArchAttr) {
716   AArch64::ArchKind AK = AArch64::parseArch(Arch);
717   return (AK != AArch64::ArchKind::INVALID) &
718          AArch64::getDefaultCPU(Arch).equals(DefaultCPU) &
719          AArch64::getSubArch(AK).equals(SubArch) &
720          (AArch64::getArchAttr(AK) == ArchAttr);
721 }
722 
723 TEST(TargetParserTest, testAArch64Arch) {
724   EXPECT_TRUE(testAArch64Arch("armv8-a", "cortex-a53", "v8",
725                               ARMBuildAttrs::CPUArch::v8_A));
726   EXPECT_TRUE(testAArch64Arch("armv8.1-a", "generic", "v8.1a",
727                               ARMBuildAttrs::CPUArch::v8_A));
728   EXPECT_TRUE(testAArch64Arch("armv8.2-a", "generic", "v8.2a",
729                               ARMBuildAttrs::CPUArch::v8_A));
730 }
731 
732 bool testAArch64Extension(StringRef CPUName, AArch64::ArchKind AK,
733                           StringRef ArchExt) {
734   return AArch64::getDefaultExtensions(CPUName, AK) &
735          AArch64::parseArchExt(ArchExt);
736 }
737 
738 TEST(TargetParserTest, testAArch64Extension) {
739   EXPECT_FALSE(testAArch64Extension("cortex-a35",
740                                     AArch64::ArchKind::INVALID, "ras"));
741   EXPECT_FALSE(testAArch64Extension("cortex-a53",
742                                     AArch64::ArchKind::INVALID, "ras"));
743   EXPECT_FALSE(testAArch64Extension("cortex-a57",
744                                     AArch64::ArchKind::INVALID, "ras"));
745   EXPECT_FALSE(testAArch64Extension("cortex-a72",
746                                     AArch64::ArchKind::INVALID, "ras"));
747   EXPECT_FALSE(testAArch64Extension("cortex-a73",
748                                     AArch64::ArchKind::INVALID, "ras"));
749   EXPECT_FALSE(testAArch64Extension("cyclone",
750                                     AArch64::ArchKind::INVALID, "ras"));
751   EXPECT_FALSE(testAArch64Extension("exynos-m1",
752                                     AArch64::ArchKind::INVALID, "ras"));
753   EXPECT_FALSE(testAArch64Extension("kryo",
754                                     AArch64::ArchKind::INVALID, "ras"));
755   EXPECT_FALSE(testAArch64Extension("thunderx2t99",
756                                     AArch64::ArchKind::INVALID, "ras"));
757   EXPECT_FALSE(testAArch64Extension("thunderx",
758                                     AArch64::ArchKind::INVALID, "lse"));
759   EXPECT_FALSE(testAArch64Extension("thunderxt81",
760                                     AArch64::ArchKind::INVALID, "lse"));
761   EXPECT_FALSE(testAArch64Extension("thunderxt83",
762                                     AArch64::ArchKind::INVALID, "lse"));
763   EXPECT_FALSE(testAArch64Extension("thunderxt88",
764                                     AArch64::ArchKind::INVALID, "lse"));
765 
766   EXPECT_FALSE(testAArch64Extension(
767       "generic", AArch64::ArchKind::ARMV8A, "ras"));
768   EXPECT_FALSE(testAArch64Extension(
769       "generic", AArch64::ArchKind::ARMV8_1A, "ras"));
770   EXPECT_FALSE(testAArch64Extension(
771       "generic", AArch64::ArchKind::ARMV8_2A, "spe"));
772 }
773 
774 TEST(TargetParserTest, AArch64ExtensionFeatures) {
775   std::vector<StringRef> Features;
776   unsigned Extensions = AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
777                         AArch64::AEK_FP | AArch64::AEK_SIMD |
778                         AArch64::AEK_FP16 | AArch64::AEK_PROFILE |
779                         AArch64::AEK_RAS | AArch64::AEK_SVE;
780 
781   for (unsigned i = 0; i <= Extensions; i++)
782     EXPECT_TRUE(i == 0 ? !AArch64::getExtensionFeatures(i, Features)
783                        : AArch64::getExtensionFeatures(i, Features));
784 }
785 
786 TEST(TargetParserTest, AArch64ArchFeatures) {
787   std::vector<StringRef> Features;
788   AArch64::ArchKind ArchKinds[] = {
789 #define AARCH64_ARCH(NAME, ID, CPU_ATTR, SUB_ARCH, ARCH_ATTR, ARCH_FPU, ARCH_BASE_EXT)       \
790      AArch64::ArchKind::ID,
791 #include "llvm/Support/AArch64TargetParser.def"
792   };
793 
794   for (auto AK : ArchKinds)
795     EXPECT_TRUE((AK == AArch64::ArchKind::INVALID)
796                     ? !AArch64::getArchFeatures(AK, Features)
797                     : AArch64::getArchFeatures(AK, Features));
798 }
799 
800 TEST(TargetParserTest, AArch64ArchExtFeature) {
801   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
802                               {"crypto", "nocrypto", "+crypto", "-crypto"},
803                               {"fp", "nofp", "+fp-armv8", "-fp-armv8"},
804                               {"simd", "nosimd", "+neon", "-neon"},
805                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
806                               {"profile", "noprofile", "+spe", "-spe"},
807                               {"ras", "noras", "+ras", "-ras"},
808                               {"sve", "nosve", "+sve", "-sve"}};
809 
810   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
811     EXPECT_EQ(StringRef(ArchExt[i][2]),
812               AArch64::getArchExtFeature(ArchExt[i][0]));
813     EXPECT_EQ(StringRef(ArchExt[i][3]),
814               AArch64::getArchExtFeature(ArchExt[i][1]));
815   }
816 }
817 }
818