1 //===----------- TargetParser.cpp - Target Parser -------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "llvm/Support/TargetParser.h"
10 #include "llvm/ADT/STLExtras.h"
11 #include "llvm/ADT/StringExtras.h"
12 #include "llvm/Support/ARMBuildAttributes.h"
13 #include "llvm/Support/FormatVariadic.h"
14 #include "gtest/gtest.h"
15 #include <string>
16 
17 using namespace llvm;
18 
19 namespace {
20 const char *ARMArch[] = {
21     "armv2",       "armv2a",       "armv3",       "armv3m",       "armv4",
22     "armv4t",      "armv5",        "armv5t",      "armv5e",       "armv5te",
23     "armv5tej",    "armv6",        "armv6j",      "armv6k",       "armv6hl",
24     "armv6t2",     "armv6kz",      "armv6z",      "armv6zk",      "armv6-m",
25     "armv6m",      "armv6sm",      "armv6s-m",    "armv7-a",      "armv7",
26     "armv7a",      "armv7ve",      "armv7hl",     "armv7l",       "armv7-r",
27     "armv7r",      "armv7-m",      "armv7m",      "armv7k",       "armv7s",
28     "armv7e-m",    "armv7em",      "armv8-a",     "armv8",        "armv8a",
29     "armv8l",      "armv8.1-a",    "armv8.1a",    "armv8.2-a",    "armv8.2a",
30     "armv8.3-a",   "armv8.3a",     "armv8.4-a",   "armv8.4a",     "armv8.5-a",
31     "armv8.5a",    "armv8.6-a",    "armv8.6a",    "armv8.7-a",    "armv8.7a",
32     "armv8-r",     "armv8r",       "armv8-m.base","armv8m.base",  "armv8-m.main",
33     "armv8m.main", "iwmmxt",       "iwmmxt2",     "xscale",       "armv8.1-m.main",
34     "armv9-a",     "armv9",        "armv9a",      "armv9.1-a",    "armv9.1a",
35     "armv9.2-a",   "armv9.2a",
36 };
37 
38 template <ARM::ISAKind ISAKind>
39 std::string FormatExtensionFlags(uint64_t Flags) {
40   std::vector<StringRef> Features;
41 
42   if (ISAKind == ARM::ISAKind::AARCH64) {
43     // AEK_NONE is not meant to be shown to the user so the target parser
44     // does not recognise it. It is relevant here though.
45     if (Flags & AArch64::AEK_NONE)
46       Features.push_back("none");
47     AArch64::getExtensionFeatures(Flags, Features);
48   } else {
49     if (Flags & ARM::AEK_NONE)
50       Features.push_back("none");
51     ARM::getExtensionFeatures(Flags, Features);
52   }
53 
54   // The target parser also includes every extension you don't have.
55   // E.g. if AEK_CRC is not set then it adds "-crc". Not useful here.
56   Features.erase(std::remove_if(Features.begin(), Features.end(),
57                                 [](StringRef extension) {
58                                   return extension.startswith("-");
59                                 }),
60                  Features.end());
61 
62   return llvm::join(Features, ", ");
63 }
64 
65 template <ARM::ISAKind ISAKind>
66 testing::AssertionResult
67 AssertSameExtensionFlags(const char *m_expr, const char *n_expr,
68                          uint64_t ExpectedFlags, uint64_t GotFlags) {
69   if (ExpectedFlags == GotFlags)
70     return testing::AssertionSuccess();
71 
72   return testing::AssertionFailure() << llvm::formatv(
73              "Expected extension flags: {0} ({1:x})\n"
74              "     Got extension flags: {2} ({3:x})\n",
75              FormatExtensionFlags<ISAKind>(ExpectedFlags), ExpectedFlags,
76              FormatExtensionFlags<ISAKind>(GotFlags), GotFlags);
77 }
78 
79 struct ARMCPUTestParams {
80   ARMCPUTestParams(StringRef CPUName, StringRef ExpectedArch,
81                    StringRef ExpectedFPU, uint64_t ExpectedFlags,
82                    StringRef CPUAttr)
83       : CPUName(CPUName), ExpectedArch(ExpectedArch), ExpectedFPU(ExpectedFPU),
84         ExpectedFlags(ExpectedFlags), CPUAttr(CPUAttr) {}
85 
86   friend std::ostream &operator<<(std::ostream &os,
87                                   const ARMCPUTestParams &params) {
88     return os << "\"" << params.CPUName.str() << "\", \""
89               << params.ExpectedArch.str() << "\", \""
90               << params.ExpectedFPU.str() << "\", 0x" << std::hex
91               << params.ExpectedFlags << ", \"" << params.CPUAttr.str() << "\"";
92   }
93 
94   StringRef CPUName;
95   StringRef ExpectedArch;
96   StringRef ExpectedFPU;
97   uint64_t ExpectedFlags;
98   StringRef CPUAttr;
99 };
100 
101 class ARMCPUTestFixture : public ::testing::TestWithParam<ARMCPUTestParams> {};
102 
103 TEST_P(ARMCPUTestFixture, ARMCPUTests) {
104   auto params = GetParam();
105 
106   ARM::ArchKind AK = ARM::parseCPUArch(params.CPUName);
107   EXPECT_EQ(params.ExpectedArch, ARM::getArchName(AK));
108 
109   unsigned FPUKind = ARM::getDefaultFPU(params.CPUName, AK);
110   EXPECT_EQ(params.ExpectedFPU, ARM::getFPUName(FPUKind));
111 
112   uint64_t default_extensions = ARM::getDefaultExtensions(params.CPUName, AK);
113   EXPECT_PRED_FORMAT2(AssertSameExtensionFlags<ARM::ISAKind::ARM>,
114                       params.ExpectedFlags, default_extensions);
115 
116   EXPECT_EQ(params.CPUAttr, ARM::getCPUAttr(AK));
117 }
118 
119 // Note that we include ARM::AEK_NONE even when there are other extensions
120 // we expect. This is because the default extensions for a CPU are the sum
121 // of the default extensions for its architecture and for the CPU.
122 // So if a CPU has no extra extensions, it adds AEK_NONE.
123 INSTANTIATE_TEST_SUITE_P(
124     ARMCPUTestsPart1, ARMCPUTestFixture,
125     ::testing::Values(
126         ARMCPUTestParams("invalid", "invalid", "invalid", ARM::AEK_NONE, ""),
127         ARMCPUTestParams("generic", "invalid", "none", ARM::AEK_NONE, ""),
128 
129         ARMCPUTestParams("arm8", "armv4", "none", ARM::AEK_NONE, "4"),
130         ARMCPUTestParams("arm810", "armv4", "none", ARM::AEK_NONE, "4"),
131         ARMCPUTestParams("strongarm", "armv4", "none", ARM::AEK_NONE, "4"),
132         ARMCPUTestParams("strongarm110", "armv4", "none", ARM::AEK_NONE, "4"),
133         ARMCPUTestParams("strongarm1100", "armv4", "none", ARM::AEK_NONE, "4"),
134         ARMCPUTestParams("strongarm1110", "armv4", "none", ARM::AEK_NONE, "4"),
135         ARMCPUTestParams("arm7tdmi", "armv4t", "none", ARM::AEK_NONE, "4T"),
136         ARMCPUTestParams("arm7tdmi-s", "armv4t", "none", ARM::AEK_NONE, "4T"),
137         ARMCPUTestParams("arm710t", "armv4t", "none", ARM::AEK_NONE, "4T"),
138         ARMCPUTestParams("arm720t", "armv4t", "none", ARM::AEK_NONE, "4T"),
139         ARMCPUTestParams("arm9", "armv4t", "none", ARM::AEK_NONE, "4T"),
140         ARMCPUTestParams("arm9tdmi", "armv4t", "none", ARM::AEK_NONE, "4T"),
141         ARMCPUTestParams("arm920", "armv4t", "none", ARM::AEK_NONE, "4T"),
142         ARMCPUTestParams("arm920t", "armv4t", "none", ARM::AEK_NONE, "4T"),
143         ARMCPUTestParams("arm922t", "armv4t", "none", ARM::AEK_NONE, "4T"),
144         ARMCPUTestParams("arm940t", "armv4t", "none", ARM::AEK_NONE, "4T"),
145         ARMCPUTestParams("ep9312", "armv4t", "none", ARM::AEK_NONE, "4T"),
146         ARMCPUTestParams("arm10tdmi", "armv5t", "none", ARM::AEK_NONE, "5T"),
147         ARMCPUTestParams("arm1020t", "armv5t", "none", ARM::AEK_NONE, "5T"),
148         ARMCPUTestParams("arm9e", "armv5te", "none",
149                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
150         ARMCPUTestParams("arm946e-s", "armv5te", "none",
151                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
152         ARMCPUTestParams("arm966e-s", "armv5te", "none",
153                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
154         ARMCPUTestParams("arm968e-s", "armv5te", "none",
155                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
156         ARMCPUTestParams("arm10e", "armv5te", "none",
157                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
158         ARMCPUTestParams("arm1020e", "armv5te", "none",
159                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
160         ARMCPUTestParams("arm1022e", "armv5te", "none",
161                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
162         ARMCPUTestParams("arm926ej-s", "armv5tej", "none",
163                          ARM::AEK_NONE | ARM::AEK_DSP, "5TEJ"),
164         ARMCPUTestParams("arm1136j-s", "armv6", "none",
165                          ARM::AEK_NONE | ARM::AEK_DSP, "6"),
166         ARMCPUTestParams("arm1136jf-s", "armv6", "vfpv2",
167                          ARM::AEK_NONE | ARM::AEK_DSP, "6"),
168         ARMCPUTestParams("arm1176jz-s", "armv6kz", "none",
169                          ARM::AEK_NONE | ARM::AEK_SEC | ARM::AEK_DSP, "6KZ"),
170         ARMCPUTestParams("mpcore", "armv6k", "vfpv2",
171                          ARM::AEK_NONE | ARM::AEK_DSP, "6K"),
172         ARMCPUTestParams("mpcorenovfp", "armv6k", "none",
173                          ARM::AEK_NONE | ARM::AEK_DSP, "6K"),
174         ARMCPUTestParams("arm1176jzf-s", "armv6kz", "vfpv2",
175                          ARM::AEK_NONE | ARM::AEK_SEC | ARM::AEK_DSP, "6KZ"),
176         ARMCPUTestParams("arm1156t2-s", "armv6t2", "none",
177                          ARM::AEK_NONE | ARM::AEK_DSP, "6T2"),
178         ARMCPUTestParams("arm1156t2f-s", "armv6t2", "vfpv2",
179                          ARM::AEK_NONE | ARM::AEK_DSP, "6T2"),
180         ARMCPUTestParams("cortex-m0", "armv6-m", "none", ARM::AEK_NONE, "6-M"),
181         ARMCPUTestParams("cortex-m0plus", "armv6-m", "none", ARM::AEK_NONE,
182                          "6-M"),
183         ARMCPUTestParams("cortex-m1", "armv6-m", "none", ARM::AEK_NONE, "6-M"),
184         ARMCPUTestParams("sc000", "armv6-m", "none", ARM::AEK_NONE, "6-M"),
185         ARMCPUTestParams("cortex-a5", "armv7-a", "neon-vfpv4",
186                          ARM::AEK_MP | ARM::AEK_SEC | ARM::AEK_DSP, "7-A"),
187         ARMCPUTestParams("cortex-a7", "armv7-a", "neon-vfpv4",
188                          ARM::AEK_HWDIVTHUMB | ARM::AEK_HWDIVARM | ARM::AEK_MP |
189                              ARM::AEK_SEC | ARM::AEK_VIRT | ARM::AEK_DSP,
190                          "7-A"),
191         ARMCPUTestParams("cortex-a8", "armv7-a", "neon",
192                          ARM::AEK_SEC | ARM::AEK_DSP, "7-A")));
193 
194 // gtest in llvm has a limit of 50 test cases when using ::Values so we split
195 // them into 2 blocks
196 INSTANTIATE_TEST_SUITE_P(
197     ARMCPUTestsPart2, ARMCPUTestFixture,
198     ::testing::Values(
199         ARMCPUTestParams("cortex-a9", "armv7-a", "neon-fp16",
200                          ARM::AEK_MP | ARM::AEK_SEC | ARM::AEK_DSP, "7-A"),
201         ARMCPUTestParams("cortex-a12", "armv7-a", "neon-vfpv4",
202                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
203                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
204                              ARM::AEK_DSP,
205                          "7-A"),
206         ARMCPUTestParams("cortex-a15", "armv7-a", "neon-vfpv4",
207                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
208                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
209                              ARM::AEK_DSP,
210                          "7-A"),
211         ARMCPUTestParams("cortex-a17", "armv7-a", "neon-vfpv4",
212                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
213                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
214                              ARM::AEK_DSP,
215                          "7-A"),
216         ARMCPUTestParams("krait", "armv7-a", "neon-vfpv4",
217                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
218                          "7-A"),
219         ARMCPUTestParams("cortex-r4", "armv7-r", "none",
220                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
221                          "7-R"),
222         ARMCPUTestParams("cortex-r4f", "armv7-r", "vfpv3-d16",
223                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
224                          "7-R"),
225         ARMCPUTestParams("cortex-r5", "armv7-r", "vfpv3-d16",
226                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
227                              ARM::AEK_DSP,
228                          "7-R"),
229         ARMCPUTestParams("cortex-r7", "armv7-r", "vfpv3-d16-fp16",
230                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
231                              ARM::AEK_DSP,
232                          "7-R"),
233         ARMCPUTestParams("cortex-r8", "armv7-r", "vfpv3-d16-fp16",
234                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
235                              ARM::AEK_DSP,
236                          "7-R"),
237         ARMCPUTestParams("cortex-r52", "armv8-r", "neon-fp-armv8",
238                          ARM::AEK_NONE | ARM::AEK_CRC | ARM::AEK_MP |
239                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
240                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
241                          "8-R"),
242         ARMCPUTestParams("sc300", "armv7-m", "none",
243                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB, "7-M"),
244         ARMCPUTestParams("cortex-m3", "armv7-m", "none",
245                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB, "7-M"),
246         ARMCPUTestParams("cortex-m4", "armv7e-m", "fpv4-sp-d16",
247                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
248                          "7E-M"),
249         ARMCPUTestParams("cortex-m7", "armv7e-m", "fpv5-d16",
250                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
251                          "7E-M"),
252         ARMCPUTestParams("cortex-a32", "armv8-a", "crypto-neon-fp-armv8",
253                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
254                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
255                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
256                          "8-A"),
257         ARMCPUTestParams("cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
258                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
259                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
260                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
261                          "8-A"),
262         ARMCPUTestParams("cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
263                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
264                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
265                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
266                          "8-A"),
267         ARMCPUTestParams("cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
268                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
269                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
270                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
271                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
272                          "8.2-A"),
273         ARMCPUTestParams("cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
274                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
275                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
276                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
277                          "8-A"),
278         ARMCPUTestParams("cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
279                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
280                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
281                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
282                          "8-A"),
283         ARMCPUTestParams("cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
284                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
285                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
286                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
287                          "8-A"),
288         ARMCPUTestParams("cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
289                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
290                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
291                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
292                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
293                          "8.2-A"),
294         ARMCPUTestParams("cortex-a76", "armv8.2-a", "crypto-neon-fp-armv8",
295                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
296                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
297                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
298                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
299                          "8.2-A"),
300         ARMCPUTestParams("cortex-a76ae", "armv8.2-a", "crypto-neon-fp-armv8",
301                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
302                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
303                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
304                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
305                          "8.2-A"),
306         ARMCPUTestParams("cortex-a78c", "armv8.2-a", "crypto-neon-fp-armv8",
307                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
308                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
309                              ARM::AEK_DSP | ARM::AEK_CRC | ARM::AEK_RAS |
310                              ARM::AEK_FP16 | ARM::AEK_DOTPROD,
311                          "8.2-A"),
312         ARMCPUTestParams("cortex-a77", "armv8.2-a", "crypto-neon-fp-armv8",
313                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
314                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
315                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
316                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
317                          "8.2-A"),
318         ARMCPUTestParams("cortex-a78", "armv8.2-a", "crypto-neon-fp-armv8",
319                          ARM::AEK_DOTPROD | ARM::AEK_FP16 | ARM::AEK_SEC |
320                              ARM::AEK_MP | ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
321                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_CRC |
322                              ARM::AEK_RAS,
323                          "8.2-A"),
324         ARMCPUTestParams("cortex-x1", "armv8.2-a", "crypto-neon-fp-armv8",
325                          ARM::AEK_RAS | ARM::AEK_FP16 | ARM::AEK_DOTPROD |
326                              ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
327                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
328                              ARM::AEK_DSP | ARM::AEK_CRC | ARM::AEK_RAS,
329                          "8.2-A"),
330         ARMCPUTestParams("neoverse-n1", "armv8.2-a", "crypto-neon-fp-armv8",
331                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
332                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
333                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
334                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
335                          "8.2-A"),
336         ARMCPUTestParams("neoverse-n2", "armv8.5-a", "crypto-neon-fp-armv8",
337                          ARM::AEK_CRC | ARM::AEK_HWDIVTHUMB |
338                              ARM::AEK_HWDIVARM | ARM::AEK_MP | ARM::AEK_SEC |
339                              ARM::AEK_VIRT | ARM::AEK_DSP | ARM::AEK_BF16 |
340                              ARM::AEK_DOTPROD | ARM::AEK_RAS | ARM::AEK_I8MM |
341                              ARM::AEK_SB,
342                          "8.5-A"),
343         ARMCPUTestParams("neoverse-v1", "armv8.4-a", "crypto-neon-fp-armv8",
344                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
345                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
346                              ARM::AEK_DSP | ARM::AEK_CRC | ARM::AEK_RAS |
347                              ARM::AEK_FP16 | ARM::AEK_BF16 | ARM::AEK_DOTPROD,
348                          "8.4-A"),
349         ARMCPUTestParams("cyclone", "armv8-a", "crypto-neon-fp-armv8",
350                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
351                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
352                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
353                          "8-A"),
354         ARMCPUTestParams("exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
355                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
356                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
357                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
358                          "8-A"),
359         ARMCPUTestParams("exynos-m4", "armv8.2-a", "crypto-neon-fp-armv8",
360                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
361                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
362                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
363                              ARM::AEK_DOTPROD | ARM::AEK_FP16 | ARM::AEK_RAS,
364                          "8.2-A"),
365         ARMCPUTestParams("exynos-m5", "armv8.2-a", "crypto-neon-fp-armv8",
366                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
367                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
368                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
369                              ARM::AEK_DOTPROD | ARM::AEK_FP16 | ARM::AEK_RAS,
370                          "8.2-A"),
371         ARMCPUTestParams("cortex-m23", "armv8-m.base", "none",
372                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB, "8-M.Baseline"),
373         ARMCPUTestParams("cortex-m33", "armv8-m.main", "fpv5-sp-d16",
374                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"),
375         ARMCPUTestParams("cortex-m35p", "armv8-m.main", "fpv5-sp-d16",
376                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"),
377         ARMCPUTestParams("cortex-m55", "armv8.1-m.main",
378                          "fp-armv8-fullfp16-d16",
379                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_SIMD |
380                              ARM::AEK_FP | ARM::AEK_RAS | ARM::AEK_LOB |
381                              ARM::AEK_FP16,
382                          "8.1-M.Mainline"),
383         ARMCPUTestParams("iwmmxt", "iwmmxt", "none", ARM::AEK_NONE, "iwmmxt"),
384         ARMCPUTestParams("xscale", "xscale", "none", ARM::AEK_NONE, "xscale"),
385         ARMCPUTestParams("swift", "armv7s", "neon-vfpv4",
386                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
387                          "7-S")));
388 
389 static constexpr unsigned NumARMCPUArchs = 86;
390 
391 TEST(TargetParserTest, testARMCPUArchList) {
392   SmallVector<StringRef, NumARMCPUArchs> List;
393   ARM::fillValidCPUArchList(List);
394 
395   // No list exists for these in this test suite, so ensure all are
396   // valid, and match the expected 'magic' count.
397   EXPECT_EQ(List.size(), NumARMCPUArchs);
398   for(StringRef CPU : List) {
399     EXPECT_NE(ARM::parseCPUArch(CPU), ARM::ArchKind::INVALID);
400   }
401 }
402 
403 TEST(TargetParserTest, testInvalidARMArch) {
404   auto InvalidArchStrings = {"armv", "armv99", "noarm"};
405   for (const char* InvalidArch : InvalidArchStrings)
406     EXPECT_EQ(ARM::parseArch(InvalidArch), ARM::ArchKind::INVALID);
407 }
408 
409 bool testARMArch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
410                  unsigned ArchAttr) {
411   ARM::ArchKind AK = ARM::parseArch(Arch);
412   bool Result = (AK != ARM::ArchKind::INVALID);
413   Result &= ARM::getDefaultCPU(Arch).equals(DefaultCPU);
414   Result &= ARM::getSubArch(AK).equals(SubArch);
415   Result &= (ARM::getArchAttr(AK) == ArchAttr);
416   return Result;
417 }
418 
419 TEST(TargetParserTest, testARMArch) {
420   EXPECT_TRUE(
421       testARMArch("armv2", "generic", "v2", ARMBuildAttrs::CPUArch::Pre_v4));
422   EXPECT_TRUE(
423       testARMArch("armv2a", "generic", "v2a", ARMBuildAttrs::CPUArch::Pre_v4));
424   EXPECT_TRUE(
425       testARMArch("armv3", "generic", "v3", ARMBuildAttrs::CPUArch::Pre_v4));
426   EXPECT_TRUE(
427       testARMArch("armv3m", "generic", "v3m", ARMBuildAttrs::CPUArch::Pre_v4));
428   EXPECT_TRUE(
429       testARMArch("armv4", "strongarm", "v4",
430                           ARMBuildAttrs::CPUArch::v4));
431   EXPECT_TRUE(
432       testARMArch("armv4t", "arm7tdmi", "v4t",
433                           ARMBuildAttrs::CPUArch::v4T));
434   EXPECT_TRUE(
435       testARMArch("armv5t", "arm10tdmi", "v5",
436                           ARMBuildAttrs::CPUArch::v5T));
437   EXPECT_TRUE(
438       testARMArch("armv5te", "arm1022e", "v5e",
439                           ARMBuildAttrs::CPUArch::v5TE));
440   EXPECT_TRUE(
441       testARMArch("armv5tej", "arm926ej-s", "v5e",
442                           ARMBuildAttrs::CPUArch::v5TEJ));
443   EXPECT_TRUE(
444       testARMArch("armv6", "arm1136jf-s", "v6",
445                           ARMBuildAttrs::CPUArch::v6));
446   EXPECT_TRUE(
447       testARMArch("armv6k", "mpcore", "v6k",
448                           ARMBuildAttrs::CPUArch::v6K));
449   EXPECT_TRUE(
450       testARMArch("armv6t2", "arm1156t2-s", "v6t2",
451                           ARMBuildAttrs::CPUArch::v6T2));
452   EXPECT_TRUE(
453       testARMArch("armv6kz", "arm1176jzf-s", "v6kz",
454                           ARMBuildAttrs::CPUArch::v6KZ));
455   EXPECT_TRUE(
456       testARMArch("armv6-m", "cortex-m0", "v6m",
457                           ARMBuildAttrs::CPUArch::v6_M));
458   EXPECT_TRUE(
459       testARMArch("armv7-a", "generic", "v7",
460                           ARMBuildAttrs::CPUArch::v7));
461   EXPECT_TRUE(
462       testARMArch("armv7ve", "generic", "v7ve",
463                           ARMBuildAttrs::CPUArch::v7));
464   EXPECT_TRUE(
465       testARMArch("armv7-r", "cortex-r4", "v7r",
466                           ARMBuildAttrs::CPUArch::v7));
467   EXPECT_TRUE(
468       testARMArch("armv7-m", "cortex-m3", "v7m",
469                           ARMBuildAttrs::CPUArch::v7));
470   EXPECT_TRUE(
471       testARMArch("armv7e-m", "cortex-m4", "v7em",
472                           ARMBuildAttrs::CPUArch::v7E_M));
473   EXPECT_TRUE(
474       testARMArch("armv8-a", "generic", "v8",
475                           ARMBuildAttrs::CPUArch::v8_A));
476   EXPECT_TRUE(
477       testARMArch("armv8.1-a", "generic", "v8.1a",
478                           ARMBuildAttrs::CPUArch::v8_A));
479   EXPECT_TRUE(
480       testARMArch("armv8.2-a", "generic", "v8.2a",
481                           ARMBuildAttrs::CPUArch::v8_A));
482   EXPECT_TRUE(
483       testARMArch("armv8.3-a", "generic", "v8.3a",
484                           ARMBuildAttrs::CPUArch::v8_A));
485   EXPECT_TRUE(
486       testARMArch("armv8.4-a", "generic", "v8.4a",
487                           ARMBuildAttrs::CPUArch::v8_A));
488   EXPECT_TRUE(
489       testARMArch("armv8.5-a", "generic", "v8.5a",
490                           ARMBuildAttrs::CPUArch::v8_A));
491   EXPECT_TRUE(
492       testARMArch("armv8.6-a", "generic", "v8.6a",
493                           ARMBuildAttrs::CPUArch::v8_A));
494   EXPECT_TRUE(
495       testARMArch("armv8.7-a", "generic", "v8.7a",
496                           ARMBuildAttrs::CPUArch::v8_A));
497   EXPECT_TRUE(
498       testARMArch("armv9-a", "generic", "v9a",
499                           ARMBuildAttrs::CPUArch::v8_A));
500   EXPECT_TRUE(
501       testARMArch("armv9.1-a", "generic", "v9.1a",
502                           ARMBuildAttrs::CPUArch::v8_A));
503   EXPECT_TRUE(
504       testARMArch("armv9.2-a", "generic", "v9.2a",
505                           ARMBuildAttrs::CPUArch::v8_A));
506   EXPECT_TRUE(
507       testARMArch("armv8-r", "cortex-r52", "v8r",
508                           ARMBuildAttrs::CPUArch::v8_R));
509   EXPECT_TRUE(
510       testARMArch("armv8-m.base", "generic", "v8m.base",
511                           ARMBuildAttrs::CPUArch::v8_M_Base));
512   EXPECT_TRUE(
513       testARMArch("armv8-m.main", "generic", "v8m.main",
514                           ARMBuildAttrs::CPUArch::v8_M_Main));
515   EXPECT_TRUE(
516       testARMArch("armv8.1-m.main", "generic", "v8.1m.main",
517                           ARMBuildAttrs::CPUArch::v8_1_M_Main));
518   EXPECT_TRUE(
519       testARMArch("iwmmxt", "iwmmxt", "",
520                           ARMBuildAttrs::CPUArch::v5TE));
521   EXPECT_TRUE(
522       testARMArch("iwmmxt2", "generic", "",
523                           ARMBuildAttrs::CPUArch::v5TE));
524   EXPECT_TRUE(
525       testARMArch("xscale", "xscale", "v5e",
526                           ARMBuildAttrs::CPUArch::v5TE));
527   EXPECT_TRUE(
528       testARMArch("armv7s", "swift", "v7s",
529                           ARMBuildAttrs::CPUArch::v7));
530   EXPECT_TRUE(
531       testARMArch("armv7k", "generic", "v7k",
532                           ARMBuildAttrs::CPUArch::v7));
533 }
534 
535 bool testARMExtension(StringRef CPUName,ARM::ArchKind ArchKind, StringRef ArchExt) {
536   return ARM::getDefaultExtensions(CPUName, ArchKind) &
537          ARM::parseArchExt(ArchExt);
538 }
539 
540 TEST(TargetParserTest, testARMExtension) {
541   EXPECT_FALSE(testARMExtension("strongarm", ARM::ArchKind::INVALID, "dsp"));
542   EXPECT_FALSE(testARMExtension("arm7tdmi", ARM::ArchKind::INVALID, "dsp"));
543   EXPECT_FALSE(testARMExtension("arm10tdmi",
544                                 ARM::ArchKind::INVALID, "simd"));
545   EXPECT_FALSE(testARMExtension("arm1022e", ARM::ArchKind::INVALID, "simd"));
546   EXPECT_FALSE(testARMExtension("arm926ej-s",
547                                 ARM::ArchKind::INVALID, "simd"));
548   EXPECT_FALSE(testARMExtension("arm1136jf-s",
549                                 ARM::ArchKind::INVALID, "crypto"));
550   EXPECT_FALSE(testARMExtension("arm1156t2-s",
551                                 ARM::ArchKind::INVALID, "crypto"));
552   EXPECT_FALSE(testARMExtension("arm1176jzf-s",
553                                 ARM::ArchKind::INVALID, "crypto"));
554   EXPECT_FALSE(testARMExtension("cortex-m0",
555                                 ARM::ArchKind::INVALID, "crypto"));
556   EXPECT_FALSE(testARMExtension("cortex-a8",
557                                 ARM::ArchKind::INVALID, "crypto"));
558   EXPECT_FALSE(testARMExtension("cortex-r4",
559                                 ARM::ArchKind::INVALID, "crypto"));
560   EXPECT_FALSE(testARMExtension("cortex-m3",
561                                 ARM::ArchKind::INVALID, "crypto"));
562   EXPECT_FALSE(testARMExtension("cortex-a53",
563                                 ARM::ArchKind::INVALID, "ras"));
564   EXPECT_FALSE(testARMExtension("cortex-a53",
565                                 ARM::ArchKind::INVALID, "fp16"));
566   EXPECT_TRUE(testARMExtension("cortex-a55",
567                                 ARM::ArchKind::INVALID, "fp16"));
568   EXPECT_FALSE(testARMExtension("cortex-a55",
569                                 ARM::ArchKind::INVALID, "fp16fml"));
570   EXPECT_TRUE(testARMExtension("cortex-a75",
571                                 ARM::ArchKind::INVALID, "fp16"));
572   EXPECT_FALSE(testARMExtension("cortex-a75",
573                                 ARM::ArchKind::INVALID, "fp16fml"));
574   EXPECT_FALSE(testARMExtension("cortex-r52",
575                                 ARM::ArchKind::INVALID, "ras"));
576   EXPECT_FALSE(testARMExtension("iwmmxt", ARM::ArchKind::INVALID, "crc"));
577   EXPECT_FALSE(testARMExtension("xscale", ARM::ArchKind::INVALID, "crc"));
578   EXPECT_FALSE(testARMExtension("swift", ARM::ArchKind::INVALID, "crc"));
579 
580   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2, "thumb"));
581   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2A, "thumb"));
582   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3, "thumb"));
583   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3M, "thumb"));
584   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4, "dsp"));
585   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4T, "dsp"));
586   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5T, "simd"));
587   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TE, "simd"));
588   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TEJ, "simd"));
589   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6, "crypto"));
590   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6K, "crypto"));
591   EXPECT_FALSE(testARMExtension("generic",
592                                 ARM::ArchKind::ARMV6T2, "crypto"));
593   EXPECT_FALSE(testARMExtension("generic",
594                                 ARM::ArchKind::ARMV6KZ, "crypto"));
595   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6M, "crypto"));
596   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7A, "crypto"));
597   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7R, "crypto"));
598   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7M, "crypto"));
599   EXPECT_FALSE(testARMExtension("generic",
600                                 ARM::ArchKind::ARMV7EM, "crypto"));
601   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8A, "ras"));
602   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_1A, "ras"));
603   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "profile"));
604   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "fp16"));
605   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "fp16fml"));
606   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_3A, "fp16"));
607   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_3A, "fp16fml"));
608   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_4A, "fp16"));
609   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_4A, "fp16fml"));
610   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8R, "ras"));
611   EXPECT_FALSE(testARMExtension("generic",
612                                 ARM::ArchKind::ARMV8MBaseline, "crc"));
613   EXPECT_FALSE(testARMExtension("generic",
614                                 ARM::ArchKind::ARMV8MMainline, "crc"));
615   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT, "crc"));
616   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT2, "crc"));
617   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::XSCALE, "crc"));
618   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7S, "crypto"));
619   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7K, "crypto"));
620 }
621 
622 TEST(TargetParserTest, ARMFPUVersion) {
623   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
624        FK <= ARM::FPUKind::FK_LAST;
625        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
626     if (FK == ARM::FK_LAST || ARM::getFPUName(FK) == "invalid" ||
627         ARM::getFPUName(FK) == "none" || ARM::getFPUName(FK) == "softvfp")
628       EXPECT_EQ(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
629     else
630       EXPECT_NE(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
631 }
632 
633 TEST(TargetParserTest, ARMFPUNeonSupportLevel) {
634   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
635        FK <= ARM::FPUKind::FK_LAST;
636        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
637     if (FK == ARM::FK_LAST ||
638         ARM::getFPUName(FK).find("neon") == std::string::npos)
639       EXPECT_EQ(ARM::NeonSupportLevel::None,
640                  ARM::getFPUNeonSupportLevel(FK));
641     else
642       EXPECT_NE(ARM::NeonSupportLevel::None,
643                 ARM::getFPUNeonSupportLevel(FK));
644 }
645 
646 TEST(TargetParserTest, ARMFPURestriction) {
647   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
648        FK <= ARM::FPUKind::FK_LAST;
649        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1)) {
650     if (FK == ARM::FK_LAST ||
651         (ARM::getFPUName(FK).find("d16") == std::string::npos &&
652          ARM::getFPUName(FK).find("vfpv3xd") == std::string::npos))
653       EXPECT_EQ(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
654     else
655       EXPECT_NE(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
656   }
657 }
658 
659 TEST(TargetParserTest, ARMExtensionFeatures) {
660   std::map<uint64_t, std::vector<StringRef>> Extensions;
661 
662   for (auto &Ext : ARM::ARCHExtNames) {
663     if (Ext.Feature && Ext.NegFeature)
664       Extensions[Ext.ID] = { StringRef(Ext.Feature),
665                              StringRef(Ext.NegFeature) };
666   }
667 
668   Extensions[ARM::AEK_HWDIVARM]   = { "+hwdiv-arm", "-hwdiv-arm" };
669   Extensions[ARM::AEK_HWDIVTHUMB] = { "+hwdiv",     "-hwdiv" };
670 
671   std::vector<StringRef> Features;
672 
673   EXPECT_FALSE(ARM::getExtensionFeatures(ARM::AEK_INVALID, Features));
674 
675   for (auto &E : Extensions) {
676     // test +extension
677     Features.clear();
678     ARM::getExtensionFeatures(E.first, Features);
679     EXPECT_TRUE(llvm::is_contained(Features, E.second.at(0)));
680     EXPECT_TRUE(Extensions.size() == Features.size());
681 
682     // test -extension
683     Features.clear();
684     ARM::getExtensionFeatures(~E.first, Features);
685     EXPECT_TRUE(llvm::is_contained(Features, E.second.at(1)));
686     EXPECT_TRUE(Extensions.size() == Features.size());
687   }
688 }
689 
690 TEST(TargetParserTest, ARMFPUFeatures) {
691   std::vector<StringRef> Features;
692   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
693        FK <= ARM::FPUKind::FK_LAST;
694        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
695     EXPECT_TRUE((FK == ARM::FK_INVALID || FK >= ARM::FK_LAST)
696                     ? !ARM::getFPUFeatures(FK, Features)
697                     : ARM::getFPUFeatures(FK, Features));
698 }
699 
700 TEST(TargetParserTest, ARMArchExtFeature) {
701   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
702                               {"crypto", "nocrypto", "+crypto", "-crypto"},
703                               {"dsp", "nodsp", "+dsp", "-dsp"},
704                               {"fp", "nofp", nullptr, nullptr},
705                               {"idiv", "noidiv", nullptr, nullptr},
706                               {"mp", "nomp", nullptr, nullptr},
707                               {"simd", "nosimd", nullptr, nullptr},
708                               {"sec", "nosec", nullptr, nullptr},
709                               {"virt", "novirt", nullptr, nullptr},
710                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
711                               {"fp16fml", "nofp16fml", "+fp16fml", "-fp16fml"},
712                               {"ras", "noras", "+ras", "-ras"},
713                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
714                               {"os", "noos", nullptr, nullptr},
715                               {"iwmmxt", "noiwmmxt", nullptr, nullptr},
716                               {"iwmmxt2", "noiwmmxt2", nullptr, nullptr},
717                               {"maverick", "maverick", nullptr, nullptr},
718                               {"xscale", "noxscale", nullptr, nullptr},
719                               {"sb", "nosb", "+sb", "-sb"},
720                               {"i8mm", "noi8mm", "+i8mm", "-i8mm"},
721                               {"mve", "nomve", "+mve", "-mve"},
722                               {"mve.fp", "nomve.fp", "+mve.fp", "-mve.fp"}};
723 
724   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
725     EXPECT_EQ(StringRef(ArchExt[i][2]), ARM::getArchExtFeature(ArchExt[i][0]));
726     EXPECT_EQ(StringRef(ArchExt[i][3]), ARM::getArchExtFeature(ArchExt[i][1]));
727   }
728 }
729 
730 static bool
731 testArchExtDependency(const char *ArchExt,
732                       const std::initializer_list<const char *> &Expected) {
733   std::vector<StringRef> Features;
734   unsigned FPUID;
735 
736   if (!ARM::appendArchExtFeatures("", ARM::ArchKind::ARMV8_1MMainline, ArchExt,
737                                   Features, FPUID))
738     return false;
739 
740   return llvm::all_of(Expected, [&](StringRef Ext) {
741     return llvm::is_contained(Features, Ext);
742   });
743 }
744 
745 TEST(TargetParserTest, ARMArchExtDependencies) {
746   EXPECT_TRUE(testArchExtDependency("mve", {"+mve", "+dsp"}));
747   EXPECT_TRUE(testArchExtDependency("mve.fp", {"+mve.fp", "+mve", "+dsp"}));
748   EXPECT_TRUE(testArchExtDependency("nodsp", {"-dsp", "-mve", "-mve.fp"}));
749   EXPECT_TRUE(testArchExtDependency("nomve", {"-mve", "-mve.fp"}));
750 }
751 
752 TEST(TargetParserTest, ARMparseHWDiv) {
753   const char *hwdiv[] = {"thumb", "arm", "arm,thumb", "thumb,arm"};
754 
755   for (unsigned i = 0; i < array_lengthof(hwdiv); i++)
756     EXPECT_NE(ARM::AEK_INVALID, ARM::parseHWDiv((StringRef)hwdiv[i]));
757 }
758 
759 TEST(TargetParserTest, ARMparseArchEndianAndISA) {
760   const char *Arch[] = {
761       "v2",   "v2a",    "v3",    "v3m",    "v4",    "v4t",    "v5",    "v5t",
762       "v5e",  "v5te",   "v5tej", "v6",     "v6j",   "v6k",    "v6hl",  "v6t2",
763       "v6kz", "v6z",    "v6zk",  "v6-m",   "v6m",   "v6sm",   "v6s-m", "v7-a",
764       "v7",   "v7a",    "v7ve",  "v7hl",   "v7l",   "v7-r",   "v7r",   "v7-m",
765       "v7m",  "v7k",    "v7s",   "v7e-m",  "v7em",  "v8-a",   "v8",    "v8a",
766       "v8l",  "v8.1-a", "v8.1a", "v8.2-a", "v8.2a", "v8.3-a", "v8.3a", "v8.4-a",
767       "v8.4a", "v8.5-a","v8.5a", "v8.6-a", "v8.6a", "v8.7-a", "v8.7a", "v8-r",
768       "v8m.base", "v8m.main", "v8.1m.main"
769   };
770 
771   for (unsigned i = 0; i < array_lengthof(Arch); i++) {
772     std::string arm_1 = "armeb" + (std::string)(Arch[i]);
773     std::string arm_2 = "arm" + (std::string)(Arch[i]) + "eb";
774     std::string arm_3 = "arm" + (std::string)(Arch[i]);
775     std::string thumb_1 = "thumbeb" + (std::string)(Arch[i]);
776     std::string thumb_2 = "thumb" + (std::string)(Arch[i]) + "eb";
777     std::string thumb_3 = "thumb" + (std::string)(Arch[i]);
778 
779     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_1));
780     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_2));
781     EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(arm_3));
782 
783     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_1));
784     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_2));
785     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_3));
786     if (i >= 4) {
787       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_1));
788       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_2));
789       EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(thumb_3));
790 
791       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_1));
792       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_2));
793       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_3));
794     }
795   }
796 
797   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("aarch64"));
798   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("arm64_32"));
799   EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian("aarch64_be"));
800 
801   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64"));
802   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_be"));
803   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64"));
804   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_be"));
805   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_32"));
806   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_32"));
807 }
808 
809 TEST(TargetParserTest, ARMparseArchProfile) {
810   for (unsigned i = 0; i < array_lengthof(ARMArch); i++) {
811     switch (ARM::parseArch(ARMArch[i])) {
812     case ARM::ArchKind::ARMV6M:
813     case ARM::ArchKind::ARMV7M:
814     case ARM::ArchKind::ARMV7EM:
815     case ARM::ArchKind::ARMV8MMainline:
816     case ARM::ArchKind::ARMV8MBaseline:
817     case ARM::ArchKind::ARMV8_1MMainline:
818       EXPECT_EQ(ARM::ProfileKind::M, ARM::parseArchProfile(ARMArch[i]));
819       break;
820     case ARM::ArchKind::ARMV7R:
821     case ARM::ArchKind::ARMV8R:
822       EXPECT_EQ(ARM::ProfileKind::R, ARM::parseArchProfile(ARMArch[i]));
823       break;
824     case ARM::ArchKind::ARMV7A:
825     case ARM::ArchKind::ARMV7VE:
826     case ARM::ArchKind::ARMV7K:
827     case ARM::ArchKind::ARMV8A:
828     case ARM::ArchKind::ARMV8_1A:
829     case ARM::ArchKind::ARMV8_2A:
830     case ARM::ArchKind::ARMV8_3A:
831     case ARM::ArchKind::ARMV8_4A:
832     case ARM::ArchKind::ARMV8_5A:
833     case ARM::ArchKind::ARMV8_6A:
834     case ARM::ArchKind::ARMV8_7A:
835     case ARM::ArchKind::ARMV9A:
836     case ARM::ArchKind::ARMV9_1A:
837     case ARM::ArchKind::ARMV9_2A:
838       EXPECT_EQ(ARM::ProfileKind::A, ARM::parseArchProfile(ARMArch[i]));
839       break;
840     default:
841       EXPECT_EQ(ARM::ProfileKind::INVALID, ARM::parseArchProfile(ARMArch[i]));
842       break;
843     }
844   }
845 }
846 
847 TEST(TargetParserTest, ARMparseArchVersion) {
848   for (unsigned i = 0; i < array_lengthof(ARMArch); i++)
849     if (((std::string)ARMArch[i]).substr(0, 4) == "armv")
850       EXPECT_EQ((ARMArch[i][4] - 48u), ARM::parseArchVersion(ARMArch[i]));
851     else
852       EXPECT_EQ(5u, ARM::parseArchVersion(ARMArch[i]));
853 }
854 
855 class AArch64CPUTestFixture
856     : public ::testing::TestWithParam<ARMCPUTestParams> {};
857 
858 TEST_P(AArch64CPUTestFixture, testAArch64CPU) {
859   ARMCPUTestParams params = GetParam();
860 
861   AArch64::ArchKind AK = AArch64::parseCPUArch(params.CPUName);
862   EXPECT_EQ(params.ExpectedArch, AArch64::getArchName(AK));
863 
864   uint64_t default_extensions =
865       AArch64::getDefaultExtensions(params.CPUName, AK);
866   EXPECT_PRED_FORMAT2(AssertSameExtensionFlags<ARM::ISAKind::AARCH64>,
867                       params.ExpectedFlags, default_extensions);
868 
869   unsigned FPUKind = AArch64::getDefaultFPU(params.CPUName, AK);
870   EXPECT_EQ(params.ExpectedFPU, ARM::getFPUName(FPUKind));
871 
872   EXPECT_EQ(params.CPUAttr, AArch64::getCPUAttr(AK));
873 }
874 
875 INSTANTIATE_TEST_SUITE_P(
876     AArch64CPUTests, AArch64CPUTestFixture,
877     ::testing::Values(
878         ARMCPUTestParams("invalid", "invalid", "invalid", AArch64::AEK_NONE,
879                          ""),
880         ARMCPUTestParams("generic", "invalid", "none", AArch64::AEK_NONE, ""),
881 
882         ARMCPUTestParams("cortex-a34", "armv8-a", "crypto-neon-fp-armv8",
883                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
884                              AArch64::AEK_FP | AArch64::AEK_SIMD,
885                          "8-A"),
886         ARMCPUTestParams("cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
887                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
888                              AArch64::AEK_FP | AArch64::AEK_SIMD,
889                          "8-A"),
890         ARMCPUTestParams("cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
891                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
892                              AArch64::AEK_FP | AArch64::AEK_SIMD,
893                          "8-A"),
894         ARMCPUTestParams("cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
895                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
896                              AArch64::AEK_FP | AArch64::AEK_SIMD |
897                              AArch64::AEK_RAS | AArch64::AEK_LSE |
898                              AArch64::AEK_RDM | AArch64::AEK_FP16 |
899                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC,
900                          "8.2-A"),
901         ARMCPUTestParams("cortex-a510", "armv9-a", "neon-fp-armv8",
902                          AArch64::AEK_CRC | AArch64::AEK_FP |
903                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
904                              AArch64::AEK_LSE | AArch64::AEK_RDM |
905                              AArch64::AEK_RCPC | AArch64::AEK_DOTPROD |
906                              AArch64::AEK_SVE2 | AArch64::AEK_BF16 |
907                              AArch64::AEK_I8MM | AArch64::AEK_SVE2BITPERM |
908                              AArch64::AEK_PAUTH | AArch64::AEK_MTE |
909                              AArch64::AEK_SSBS | AArch64::AEK_FP16FML |
910                              AArch64::AEK_SB,
911                          "9-A"),
912         ARMCPUTestParams("cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
913                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
914                              AArch64::AEK_FP | AArch64::AEK_SIMD,
915                          "8-A"),
916         ARMCPUTestParams("cortex-a65", "armv8.2-a", "crypto-neon-fp-armv8",
917                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
918                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
919                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
920                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
921                              AArch64::AEK_RDM | AArch64::AEK_SIMD |
922                              AArch64::AEK_SSBS,
923                          "8.2-A"),
924         ARMCPUTestParams("cortex-a65ae", "armv8.2-a", "crypto-neon-fp-armv8",
925                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
926                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
927                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
928                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
929                              AArch64::AEK_RDM | AArch64::AEK_SIMD |
930                              AArch64::AEK_SSBS,
931                          "8.2-A"),
932         ARMCPUTestParams("cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
933                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
934                              AArch64::AEK_FP | AArch64::AEK_SIMD,
935                          "8-A"),
936         ARMCPUTestParams("cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
937                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
938                              AArch64::AEK_FP | AArch64::AEK_SIMD,
939                          "8-A"),
940         ARMCPUTestParams("cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
941                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
942                              AArch64::AEK_FP | AArch64::AEK_SIMD |
943                              AArch64::AEK_RAS | AArch64::AEK_LSE |
944                              AArch64::AEK_RDM | AArch64::AEK_FP16 |
945                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC,
946                          "8.2-A"),
947         ARMCPUTestParams("cortex-a76", "armv8.2-a", "crypto-neon-fp-armv8",
948                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
949                              AArch64::AEK_FP | AArch64::AEK_RDM |
950                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
951                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
952                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
953                              AArch64::AEK_SSBS,
954                          "8.2-A"),
955         ARMCPUTestParams("cortex-a76ae", "armv8.2-a", "crypto-neon-fp-armv8",
956                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
957                              AArch64::AEK_FP | AArch64::AEK_RDM |
958                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
959                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
960                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
961                              AArch64::AEK_SSBS,
962                          "8.2-A"),
963         ARMCPUTestParams("cortex-a77", "armv8.2-a", "crypto-neon-fp-armv8",
964                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
965                              AArch64::AEK_FP | AArch64::AEK_RDM |
966                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
967                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
968                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
969                              AArch64::AEK_SSBS,
970                          "8.2-A"),
971         ARMCPUTestParams("cortex-a78", "armv8.2-a", "crypto-neon-fp-armv8",
972                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
973                              AArch64::AEK_FP | AArch64::AEK_RDM |
974                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
975                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
976                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
977                              AArch64::AEK_SSBS,
978                          "8.2-A"),
979         ARMCPUTestParams("cortex-a78c", "armv8.2-a", "crypto-neon-fp-armv8",
980                          AArch64::AEK_RAS | AArch64::AEK_CRC |
981                              AArch64::AEK_CRYPTO | AArch64::AEK_FP |
982                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
983                              AArch64::AEK_LSE | AArch64::AEK_RDM |
984                              AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
985                              AArch64::AEK_RCPC | AArch64::AEK_SSBS,
986                          "8.2-A"),
987         ARMCPUTestParams(
988             "neoverse-v1", "armv8.4-a", "crypto-neon-fp-armv8",
989             AArch64::AEK_RAS | AArch64::AEK_SVE | AArch64::AEK_SSBS |
990                 AArch64::AEK_RCPC | AArch64::AEK_CRC | AArch64::AEK_FP |
991                 AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
992                 AArch64::AEK_RDM | AArch64::AEK_RCPC | AArch64::AEK_DOTPROD |
993                 AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_BF16,
994             "8.4-A"),
995         ARMCPUTestParams("cortex-r82", "armv8-r", "crypto-neon-fp-armv8",
996                          AArch64::AEK_CRC | AArch64::AEK_RDM |
997                              AArch64::AEK_SSBS | AArch64::AEK_DOTPROD |
998                              AArch64::AEK_FP | AArch64::AEK_SIMD |
999                              AArch64::AEK_FP16 | AArch64::AEK_FP16FML |
1000                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
1001                              AArch64::AEK_LSE | AArch64::AEK_SB,
1002                          "8-R"),
1003         ARMCPUTestParams("cortex-x1", "armv8.2-a", "crypto-neon-fp-armv8",
1004                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1005                              AArch64::AEK_FP | AArch64::AEK_RDM |
1006                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
1007                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
1008                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
1009                              AArch64::AEK_SSBS,
1010                          "8.2-A"),
1011         ARMCPUTestParams("cortex-x2", "armv9-a", "neon-fp-armv8",
1012                          AArch64::AEK_CRC | AArch64::AEK_FP |
1013                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
1014                              AArch64::AEK_LSE | AArch64::AEK_RDM |
1015                              AArch64::AEK_RCPC | AArch64::AEK_SVE2 |
1016                              AArch64::AEK_DOTPROD | AArch64::AEK_MTE |
1017                              AArch64::AEK_PAUTH | AArch64::AEK_I8MM |
1018                              AArch64::AEK_BF16 | AArch64::AEK_SVE2BITPERM |
1019                              AArch64::AEK_SSBS | AArch64::AEK_SB |
1020                              AArch64::AEK_FP16FML,
1021                          "9-A"),
1022         ARMCPUTestParams("cyclone", "armv8-a", "crypto-neon-fp-armv8",
1023                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
1024                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1025                          "8-A"),
1026         ARMCPUTestParams("apple-a7", "armv8-a", "crypto-neon-fp-armv8",
1027                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
1028                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1029                          "8-A"),
1030         ARMCPUTestParams("apple-a8", "armv8-a", "crypto-neon-fp-armv8",
1031                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
1032                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1033                          "8-A"),
1034         ARMCPUTestParams("apple-a9", "armv8-a", "crypto-neon-fp-armv8",
1035                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
1036                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1037                          "8-A"),
1038         ARMCPUTestParams("apple-a10", "armv8-a", "crypto-neon-fp-armv8",
1039                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1040                              AArch64::AEK_FP | AArch64::AEK_RDM |
1041                              AArch64::AEK_SIMD,
1042                          "8-A"),
1043         ARMCPUTestParams("apple-a11", "armv8.2-a", "crypto-neon-fp-armv8",
1044                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1045                              AArch64::AEK_FP | AArch64::AEK_LSE |
1046                              AArch64::AEK_RAS | AArch64::AEK_RDM |
1047                              AArch64::AEK_SIMD | AArch64::AEK_FP16,
1048                          "8.2-A"),
1049         ARMCPUTestParams("apple-a12", "armv8.3-a", "crypto-neon-fp-armv8",
1050                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1051                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1052                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1053                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1054                              AArch64::AEK_FP16,
1055                          "8.3-A"),
1056         ARMCPUTestParams("apple-a13", "armv8.4-a", "crypto-neon-fp-armv8",
1057                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1058                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1059                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1060                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1061                              AArch64::AEK_DOTPROD | AArch64::AEK_FP16 |
1062                              AArch64::AEK_FP16FML,
1063                          "8.4-A"),
1064         ARMCPUTestParams("apple-a14", "armv8.5-a", "crypto-neon-fp-armv8",
1065                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1066                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1067                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1068                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1069                              AArch64::AEK_DOTPROD | AArch64::AEK_FP16 |
1070                              AArch64::AEK_FP16FML,
1071                          "8.5-A"),
1072         ARMCPUTestParams("apple-m1", "armv8.5-a", "crypto-neon-fp-armv8",
1073                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1074                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1075                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1076                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1077                              AArch64::AEK_DOTPROD | AArch64::AEK_FP16 |
1078                              AArch64::AEK_FP16FML,
1079                          "8.5-A"),
1080         ARMCPUTestParams("apple-s4", "armv8.3-a", "crypto-neon-fp-armv8",
1081                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1082                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1083                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1084                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1085                              AArch64::AEK_FP16,
1086                          "8.3-A"),
1087         ARMCPUTestParams("apple-s5", "armv8.3-a", "crypto-neon-fp-armv8",
1088                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1089                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1090                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1091                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1092                              AArch64::AEK_FP16,
1093                          "8.3-A"),
1094         ARMCPUTestParams("exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
1095                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1096                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1097                          "8-A"),
1098         ARMCPUTestParams("exynos-m4", "armv8.2-a", "crypto-neon-fp-armv8",
1099                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1100                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1101                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1102                              AArch64::AEK_RAS | AArch64::AEK_RDM |
1103                              AArch64::AEK_SIMD,
1104                          "8.2-A"),
1105         ARMCPUTestParams("exynos-m5", "armv8.2-a", "crypto-neon-fp-armv8",
1106                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1107                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1108                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1109                              AArch64::AEK_RAS | AArch64::AEK_RDM |
1110                              AArch64::AEK_SIMD,
1111                          "8.2-A"),
1112         ARMCPUTestParams("falkor", "armv8-a", "crypto-neon-fp-armv8",
1113                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1114                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1115                              AArch64::AEK_RDM,
1116                          "8-A"),
1117         ARMCPUTestParams("kryo", "armv8-a", "crypto-neon-fp-armv8",
1118                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1119                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1120                          "8-A"),
1121         ARMCPUTestParams("neoverse-e1", "armv8.2-a", "crypto-neon-fp-armv8",
1122                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1123                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1124                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1125                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
1126                              AArch64::AEK_RDM | AArch64::AEK_SIMD |
1127                              AArch64::AEK_SSBS,
1128                          "8.2-A"),
1129         ARMCPUTestParams("neoverse-n1", "armv8.2-a", "crypto-neon-fp-armv8",
1130                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1131                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1132                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1133                              AArch64::AEK_PROFILE | AArch64::AEK_RAS |
1134                              AArch64::AEK_RCPC | AArch64::AEK_RDM |
1135                              AArch64::AEK_SIMD | AArch64::AEK_SSBS,
1136                          "8.2-A"),
1137         ARMCPUTestParams("neoverse-n2", "armv8.5-a", "crypto-neon-fp-armv8",
1138                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1139                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1140                              AArch64::AEK_FP16 | AArch64::AEK_RAS |
1141                              AArch64::AEK_LSE | AArch64::AEK_SVE |
1142                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
1143                              AArch64::AEK_RDM | AArch64::AEK_MTE |
1144                              AArch64::AEK_SSBS | AArch64::AEK_SB |
1145                              AArch64::AEK_SVE2 | AArch64::AEK_SVE2BITPERM |
1146                              AArch64::AEK_BF16 | AArch64::AEK_I8MM,
1147                          "8.5-A"),
1148         ARMCPUTestParams(
1149             "neoverse-512tvb", "armv8.4-a", "crypto-neon-fp-armv8",
1150             AArch64::AEK_RAS | AArch64::AEK_SVE | AArch64::AEK_SSBS |
1151                 AArch64::AEK_RCPC | AArch64::AEK_CRC | AArch64::AEK_FP |
1152                 AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
1153                 AArch64::AEK_RDM | AArch64::AEK_RCPC | AArch64::AEK_DOTPROD |
1154                 AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_BF16,
1155             "8.4-A"),
1156         ARMCPUTestParams("thunderx2t99", "armv8.1-a", "crypto-neon-fp-armv8",
1157                          AArch64::AEK_NONE | AArch64::AEK_CRC |
1158                              AArch64::AEK_CRYPTO | AArch64::AEK_LSE |
1159                              AArch64::AEK_RDM | AArch64::AEK_FP |
1160                              AArch64::AEK_SIMD,
1161                          "8.1-A"),
1162         ARMCPUTestParams("thunderx3t110", "armv8.3-a", "crypto-neon-fp-armv8",
1163                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1164                              AArch64::AEK_LSE | AArch64::AEK_RDM |
1165                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1166                              AArch64::AEK_PROFILE | AArch64::AEK_RAS |
1167                              AArch64::AEK_RAND | AArch64::AEK_RCPC,
1168                          "8.3-A"),
1169         ARMCPUTestParams("thunderx", "armv8-a", "crypto-neon-fp-armv8",
1170                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1171                              AArch64::AEK_SIMD | AArch64::AEK_FP |
1172                              AArch64::AEK_PROFILE,
1173                          "8-A"),
1174         ARMCPUTestParams("thunderxt81", "armv8-a", "crypto-neon-fp-armv8",
1175                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1176                              AArch64::AEK_SIMD | AArch64::AEK_FP |
1177                              AArch64::AEK_PROFILE,
1178                          "8-A"),
1179         ARMCPUTestParams("thunderxt83", "armv8-a", "crypto-neon-fp-armv8",
1180                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1181                              AArch64::AEK_SIMD | AArch64::AEK_FP |
1182                              AArch64::AEK_PROFILE,
1183                          "8-A"),
1184         ARMCPUTestParams("thunderxt88", "armv8-a", "crypto-neon-fp-armv8",
1185                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1186                              AArch64::AEK_SIMD | AArch64::AEK_FP |
1187                              AArch64::AEK_PROFILE,
1188                          "8-A"),
1189         ARMCPUTestParams("tsv110", "armv8.2-a", "crypto-neon-fp-armv8",
1190                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1191                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1192                              AArch64::AEK_RAS | AArch64::AEK_LSE |
1193                              AArch64::AEK_RDM | AArch64::AEK_PROFILE |
1194                              AArch64::AEK_FP16 | AArch64::AEK_FP16FML |
1195                              AArch64::AEK_DOTPROD,
1196                          "8.2-A"),
1197         ARMCPUTestParams("a64fx", "armv8.2-a", "crypto-neon-fp-armv8",
1198                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1199                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1200                              AArch64::AEK_FP16 | AArch64::AEK_RAS |
1201                              AArch64::AEK_LSE | AArch64::AEK_SVE |
1202                              AArch64::AEK_RDM,
1203                          "8.2-A"),
1204         ARMCPUTestParams("carmel", "armv8.2-a", "crypto-neon-fp-armv8",
1205                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1206                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1207                              AArch64::AEK_FP16 | AArch64::AEK_RAS |
1208                              AArch64::AEK_LSE | AArch64::AEK_RDM,
1209                          "8.2-A")));
1210 
1211 static constexpr unsigned NumAArch64CPUArchs = 51;
1212 
1213 TEST(TargetParserTest, testAArch64CPUArchList) {
1214   SmallVector<StringRef, NumAArch64CPUArchs> List;
1215   AArch64::fillValidCPUArchList(List);
1216 
1217   // No list exists for these in this test suite, so ensure all are
1218   // valid, and match the expected 'magic' count.
1219   EXPECT_EQ(List.size(), NumAArch64CPUArchs);
1220   for(StringRef CPU : List) {
1221     EXPECT_NE(AArch64::parseCPUArch(CPU), AArch64::ArchKind::INVALID);
1222   }
1223 }
1224 
1225 bool testAArch64Arch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
1226                      unsigned ArchAttr) {
1227   AArch64::ArchKind AK = AArch64::parseArch(Arch);
1228   return (AK != AArch64::ArchKind::INVALID) &&
1229          AArch64::getDefaultCPU(Arch).equals(DefaultCPU) &&
1230          AArch64::getSubArch(AK).equals(SubArch) &&
1231          (AArch64::getArchAttr(AK) == ArchAttr);
1232 }
1233 
1234 TEST(TargetParserTest, testAArch64Arch) {
1235   EXPECT_TRUE(testAArch64Arch("armv8-a", "cortex-a53", "v8",
1236                               ARMBuildAttrs::CPUArch::v8_A));
1237   EXPECT_TRUE(testAArch64Arch("armv8.1-a", "generic", "v8.1a",
1238                               ARMBuildAttrs::CPUArch::v8_A));
1239   EXPECT_TRUE(testAArch64Arch("armv8.2-a", "generic", "v8.2a",
1240                               ARMBuildAttrs::CPUArch::v8_A));
1241   EXPECT_TRUE(testAArch64Arch("armv8.3-a", "generic", "v8.3a",
1242                               ARMBuildAttrs::CPUArch::v8_A));
1243   EXPECT_TRUE(testAArch64Arch("armv8.4-a", "generic", "v8.4a",
1244                               ARMBuildAttrs::CPUArch::v8_A));
1245   EXPECT_TRUE(testAArch64Arch("armv8.5-a", "generic", "v8.5a",
1246                               ARMBuildAttrs::CPUArch::v8_A));
1247   EXPECT_TRUE(testAArch64Arch("armv8.6-a", "generic", "v8.6a",
1248                               ARMBuildAttrs::CPUArch::v8_A));
1249   EXPECT_TRUE(testAArch64Arch("armv8.7-a", "generic", "v8.7a",
1250                               ARMBuildAttrs::CPUArch::v8_A));
1251   EXPECT_TRUE(testAArch64Arch("armv9-a", "generic", "v9a",
1252                               ARMBuildAttrs::CPUArch::v8_A));
1253   EXPECT_TRUE(testAArch64Arch("armv9.1-a", "generic", "v9.1a",
1254                               ARMBuildAttrs::CPUArch::v8_A));
1255   EXPECT_TRUE(testAArch64Arch("armv9.2-a", "generic", "v9.2a",
1256                               ARMBuildAttrs::CPUArch::v8_A));
1257 }
1258 
1259 bool testAArch64Extension(StringRef CPUName, AArch64::ArchKind AK,
1260                           StringRef ArchExt) {
1261   return AArch64::getDefaultExtensions(CPUName, AK) &
1262          AArch64::parseArchExt(ArchExt);
1263 }
1264 
1265 TEST(TargetParserTest, testAArch64Extension) {
1266   EXPECT_FALSE(testAArch64Extension("cortex-a34",
1267                                     AArch64::ArchKind::INVALID, "ras"));
1268   EXPECT_FALSE(testAArch64Extension("cortex-a35",
1269                                     AArch64::ArchKind::INVALID, "ras"));
1270   EXPECT_FALSE(testAArch64Extension("cortex-a53",
1271                                     AArch64::ArchKind::INVALID, "ras"));
1272   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1273                                     AArch64::ArchKind::INVALID, "ras"));
1274   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1275                                     AArch64::ArchKind::INVALID, "fp16"));
1276   EXPECT_FALSE(testAArch64Extension("cortex-a55",
1277                                     AArch64::ArchKind::INVALID, "fp16fml"));
1278   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1279                                     AArch64::ArchKind::INVALID, "dotprod"));
1280   EXPECT_FALSE(testAArch64Extension("cortex-a57",
1281                                     AArch64::ArchKind::INVALID, "ras"));
1282   EXPECT_FALSE(testAArch64Extension("cortex-a72",
1283                                     AArch64::ArchKind::INVALID, "ras"));
1284   EXPECT_FALSE(testAArch64Extension("cortex-a73",
1285                                     AArch64::ArchKind::INVALID, "ras"));
1286   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1287                                     AArch64::ArchKind::INVALID, "ras"));
1288   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1289                                     AArch64::ArchKind::INVALID, "fp16"));
1290   EXPECT_FALSE(testAArch64Extension("cortex-a75",
1291                                     AArch64::ArchKind::INVALID, "fp16fml"));
1292   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1293                                    AArch64::ArchKind::INVALID, "dotprod"));
1294   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1295                                    AArch64::ArchKind::INVALID, "ras"));
1296   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1297                                    AArch64::ArchKind::INVALID, "fp16"));
1298   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1299                                    AArch64::ArchKind::INVALID, "fp16fml"));
1300   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1301                                    AArch64::ArchKind::INVALID, "dotprod"));
1302   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1303                                    AArch64::ArchKind::INVALID, "lse"));
1304   EXPECT_FALSE(testAArch64Extension("cyclone",
1305                                     AArch64::ArchKind::INVALID, "ras"));
1306   EXPECT_FALSE(testAArch64Extension("exynos-m3",
1307                                     AArch64::ArchKind::INVALID, "ras"));
1308   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1309                                    AArch64::ArchKind::INVALID, "dotprod"));
1310   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1311                                    AArch64::ArchKind::INVALID, "fp16"));
1312   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1313                                    AArch64::ArchKind::INVALID, "lse"));
1314   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1315                                    AArch64::ArchKind::INVALID, "ras"));
1316   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1317                                    AArch64::ArchKind::INVALID, "rdm"));
1318   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1319                                    AArch64::ArchKind::INVALID, "dotprod"));
1320   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1321                                    AArch64::ArchKind::INVALID, "fp16"));
1322   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1323                                    AArch64::ArchKind::INVALID, "lse"));
1324   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1325                                    AArch64::ArchKind::INVALID, "ras"));
1326   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1327                                    AArch64::ArchKind::INVALID, "rdm"));
1328   EXPECT_TRUE(testAArch64Extension("falkor",
1329                                    AArch64::ArchKind::INVALID, "rdm"));
1330   EXPECT_FALSE(testAArch64Extension("kryo",
1331                                     AArch64::ArchKind::INVALID, "ras"));
1332   EXPECT_TRUE(testAArch64Extension("saphira",
1333                                     AArch64::ArchKind::INVALID, "crc"));
1334   EXPECT_TRUE(testAArch64Extension("saphira",
1335                                     AArch64::ArchKind::INVALID, "lse"));
1336   EXPECT_TRUE(testAArch64Extension("saphira",
1337                                    AArch64::ArchKind::INVALID, "rdm"));
1338   EXPECT_TRUE(testAArch64Extension("saphira",
1339                                    AArch64::ArchKind::INVALID, "ras"));
1340   EXPECT_TRUE(testAArch64Extension("saphira",
1341                                    AArch64::ArchKind::INVALID, "rcpc"));
1342   EXPECT_TRUE(testAArch64Extension("saphira",
1343                                    AArch64::ArchKind::INVALID, "profile"));
1344   EXPECT_FALSE(testAArch64Extension("saphira",
1345                                     AArch64::ArchKind::INVALID, "fp16"));
1346   EXPECT_FALSE(testAArch64Extension("thunderx2t99",
1347                                     AArch64::ArchKind::INVALID, "ras"));
1348   EXPECT_FALSE(testAArch64Extension("thunderx",
1349                                     AArch64::ArchKind::INVALID, "lse"));
1350   EXPECT_FALSE(testAArch64Extension("thunderxt81",
1351                                     AArch64::ArchKind::INVALID, "lse"));
1352   EXPECT_FALSE(testAArch64Extension("thunderxt83",
1353                                     AArch64::ArchKind::INVALID, "lse"));
1354   EXPECT_FALSE(testAArch64Extension("thunderxt88",
1355                                     AArch64::ArchKind::INVALID, "lse"));
1356   EXPECT_TRUE(testAArch64Extension("tsv110",
1357                                    AArch64::ArchKind::INVALID, "crypto"));
1358   EXPECT_FALSE(testAArch64Extension("tsv110",
1359                                     AArch64::ArchKind::INVALID, "sha3"));
1360   EXPECT_FALSE(testAArch64Extension("tsv110",
1361                                     AArch64::ArchKind::INVALID, "sm4"));
1362   EXPECT_TRUE(testAArch64Extension("tsv110",
1363                                    AArch64::ArchKind::INVALID, "ras"));
1364   EXPECT_TRUE(testAArch64Extension("tsv110",
1365                                    AArch64::ArchKind::INVALID, "profile"));
1366   EXPECT_TRUE(testAArch64Extension("tsv110",
1367                                    AArch64::ArchKind::INVALID, "fp16"));
1368   EXPECT_TRUE(testAArch64Extension("tsv110",
1369                                    AArch64::ArchKind::INVALID, "fp16fml"));
1370   EXPECT_TRUE(testAArch64Extension("tsv110",
1371                                    AArch64::ArchKind::INVALID, "dotprod"));
1372   EXPECT_TRUE(testAArch64Extension("a64fx",
1373                                    AArch64::ArchKind::INVALID, "fp16"));
1374   EXPECT_TRUE(testAArch64Extension("a64fx",
1375                                    AArch64::ArchKind::INVALID, "sve"));
1376   EXPECT_FALSE(testAArch64Extension("a64fx",
1377                                    AArch64::ArchKind::INVALID, "sve2"));
1378   EXPECT_TRUE(
1379       testAArch64Extension("carmel", AArch64::ArchKind::INVALID, "crypto"));
1380   EXPECT_TRUE(
1381       testAArch64Extension("carmel", AArch64::ArchKind::INVALID, "fp16"));
1382 
1383   EXPECT_FALSE(testAArch64Extension(
1384       "generic", AArch64::ArchKind::ARMV8A, "ras"));
1385   EXPECT_FALSE(testAArch64Extension(
1386       "generic", AArch64::ArchKind::ARMV8_1A, "ras"));
1387   EXPECT_FALSE(testAArch64Extension(
1388       "generic", AArch64::ArchKind::ARMV8_2A, "profile"));
1389   EXPECT_FALSE(testAArch64Extension(
1390       "generic", AArch64::ArchKind::ARMV8_2A, "fp16"));
1391   EXPECT_FALSE(testAArch64Extension(
1392       "generic", AArch64::ArchKind::ARMV8_2A, "fp16fml"));
1393   EXPECT_FALSE(testAArch64Extension(
1394       "generic", AArch64::ArchKind::ARMV8_3A, "fp16"));
1395   EXPECT_FALSE(testAArch64Extension(
1396       "generic", AArch64::ArchKind::ARMV8_3A, "fp16fml"));
1397   EXPECT_FALSE(testAArch64Extension(
1398       "generic", AArch64::ArchKind::ARMV8_4A, "fp16"));
1399   EXPECT_FALSE(testAArch64Extension(
1400       "generic", AArch64::ArchKind::ARMV8_4A, "fp16fml"));
1401 }
1402 
1403 TEST(TargetParserTest, AArch64ExtensionFeatures) {
1404   std::vector<uint64_t> Extensions = {
1405     AArch64::AEK_CRC,      AArch64::AEK_CRYPTO,
1406     AArch64::AEK_FP,       AArch64::AEK_SIMD,
1407     AArch64::AEK_FP16,     AArch64::AEK_PROFILE,
1408     AArch64::AEK_RAS,      AArch64::AEK_LSE,
1409     AArch64::AEK_RDM,      AArch64::AEK_DOTPROD,
1410     AArch64::AEK_SVE,      AArch64::AEK_SVE2,
1411     AArch64::AEK_SVE2AES,  AArch64::AEK_SVE2SM4,
1412     AArch64::AEK_SVE2SHA3, AArch64::AEK_SVE2BITPERM,
1413     AArch64::AEK_RCPC,     AArch64::AEK_FP16FML,
1414     AArch64::AEK_SME,      AArch64::AEK_SMEF64,
1415     AArch64::AEK_SMEI64 };
1416 
1417   std::vector<StringRef> Features;
1418 
1419   uint64_t ExtVal = 0;
1420   for (auto Ext : Extensions)
1421     ExtVal |= Ext;
1422 
1423   EXPECT_FALSE(AArch64::getExtensionFeatures(AArch64::AEK_INVALID, Features));
1424   EXPECT_TRUE(!Features.size());
1425 
1426   AArch64::getExtensionFeatures(ExtVal, Features);
1427   EXPECT_TRUE(Extensions.size() == Features.size());
1428 
1429   EXPECT_TRUE(llvm::is_contained(Features, "+crc"));
1430   EXPECT_TRUE(llvm::is_contained(Features, "+crypto"));
1431   EXPECT_TRUE(llvm::is_contained(Features, "+fp-armv8"));
1432   EXPECT_TRUE(llvm::is_contained(Features, "+neon"));
1433   EXPECT_TRUE(llvm::is_contained(Features, "+fullfp16"));
1434   EXPECT_TRUE(llvm::is_contained(Features, "+spe"));
1435   EXPECT_TRUE(llvm::is_contained(Features, "+ras"));
1436   EXPECT_TRUE(llvm::is_contained(Features, "+lse"));
1437   EXPECT_TRUE(llvm::is_contained(Features, "+rdm"));
1438   EXPECT_TRUE(llvm::is_contained(Features, "+dotprod"));
1439   EXPECT_TRUE(llvm::is_contained(Features, "+rcpc"));
1440   EXPECT_TRUE(llvm::is_contained(Features, "+fp16fml"));
1441   EXPECT_TRUE(llvm::is_contained(Features, "+sve"));
1442   EXPECT_TRUE(llvm::is_contained(Features, "+sve2"));
1443   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-aes"));
1444   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-sm4"));
1445   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-sha3"));
1446   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-bitperm"));
1447   EXPECT_TRUE(llvm::is_contained(Features, "+sme"));
1448   EXPECT_TRUE(llvm::is_contained(Features, "+sme-f64"));
1449   EXPECT_TRUE(llvm::is_contained(Features, "+sme-i64"));
1450 }
1451 
1452 TEST(TargetParserTest, AArch64ArchFeatures) {
1453   std::vector<StringRef> Features;
1454 
1455   for (auto AK : AArch64::ArchKinds)
1456     EXPECT_TRUE((AK == AArch64::ArchKind::INVALID)
1457                     ? !AArch64::getArchFeatures(AK, Features)
1458                     : AArch64::getArchFeatures(AK, Features));
1459 }
1460 
1461 TEST(TargetParserTest, AArch64ArchExtFeature) {
1462   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
1463                               {"crypto", "nocrypto", "+crypto", "-crypto"},
1464                               {"flagm", "noflagm", "+flagm", "-flagm"},
1465                               {"fp", "nofp", "+fp-armv8", "-fp-armv8"},
1466                               {"simd", "nosimd", "+neon", "-neon"},
1467                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
1468                               {"fp16fml", "nofp16fml", "+fp16fml", "-fp16fml"},
1469                               {"profile", "noprofile", "+spe", "-spe"},
1470                               {"ras", "noras", "+ras", "-ras"},
1471                               {"lse", "nolse", "+lse", "-lse"},
1472                               {"rdm", "nordm", "+rdm", "-rdm"},
1473                               {"sve", "nosve", "+sve", "-sve"},
1474                               {"sve2", "nosve2", "+sve2", "-sve2"},
1475                               {"sve2-aes", "nosve2-aes", "+sve2-aes",
1476                                "-sve2-aes"},
1477                               {"sve2-sm4", "nosve2-sm4", "+sve2-sm4",
1478                                "-sve2-sm4"},
1479                               {"sve2-sha3", "nosve2-sha3", "+sve2-sha3",
1480                                "-sve2-sha3"},
1481                               {"sve2-bitperm", "nosve2-bitperm",
1482                                "+sve2-bitperm", "-sve2-bitperm"},
1483                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
1484                               {"rcpc", "norcpc", "+rcpc", "-rcpc" },
1485                               {"rng", "norng", "+rand", "-rand"},
1486                               {"memtag", "nomemtag", "+mte", "-mte"},
1487                               {"tme", "notme", "+tme", "-tme"},
1488                               {"pauth", "nopauth", "+pauth", "-pauth"},
1489                               {"ssbs", "nossbs", "+ssbs", "-ssbs"},
1490                               {"sb", "nosb", "+sb", "-sb"},
1491                               {"predres", "nopredres", "+predres", "-predres"},
1492                               {"i8mm", "noi8mm", "+i8mm", "-i8mm"},
1493                               {"f32mm", "nof32mm", "+f32mm", "-f32mm"},
1494                               {"f64mm", "nof64mm", "+f64mm", "-f64mm"},
1495                               {"sme", "nosme", "+sme", "-sme"},
1496                               {"sme-f64", "nosme-f64", "+sme-f64", "-sme-f64"},
1497                               {"sme-i64", "nosme-i64", "+sme-i64", "-sme-i64"},
1498 };
1499 
1500   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
1501     EXPECT_EQ(StringRef(ArchExt[i][2]),
1502               AArch64::getArchExtFeature(ArchExt[i][0]));
1503     EXPECT_EQ(StringRef(ArchExt[i][3]),
1504               AArch64::getArchExtFeature(ArchExt[i][1]));
1505   }
1506 }
1507 
1508 } // namespace
1509