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/ADT/STLExtras.h"
10 #include "llvm/ADT/StringExtras.h"
11 #include "llvm/Support/AArch64TargetParser.h"
12 #include "llvm/Support/ARMBuildAttributes.h"
13 #include "llvm/Support/FormatVariadic.h"
14 #include "llvm/Support/TargetParser.h"
15 #include "gmock/gmock.h"
16 #include "gtest/gtest.h"
17 #include <string>
18 
19 using namespace llvm;
20 
21 namespace {
22 const char *ARMArch[] = {
23     "armv2",       "armv2a",         "armv3",       "armv3m",    "armv4",
24     "armv4t",      "armv5",          "armv5t",      "armv5e",    "armv5te",
25     "armv5tej",    "armv6",          "armv6j",      "armv6k",    "armv6hl",
26     "armv6t2",     "armv6kz",        "armv6z",      "armv6zk",   "armv6-m",
27     "armv6m",      "armv6sm",        "armv6s-m",    "armv7-a",   "armv7",
28     "armv7a",      "armv7ve",        "armv7hl",     "armv7l",    "armv7-r",
29     "armv7r",      "armv7-m",        "armv7m",      "armv7k",    "armv7s",
30     "armv7e-m",    "armv7em",        "armv8-a",     "armv8",     "armv8a",
31     "armv8l",      "armv8.1-a",      "armv8.1a",    "armv8.2-a", "armv8.2a",
32     "armv8.3-a",   "armv8.3a",       "armv8.4-a",   "armv8.4a",  "armv8.5-a",
33     "armv8.5a",    "armv8.6-a",      "armv8.6a",    "armv8.7-a", "armv8.7a",
34     "armv8.8-a",   "armv8.8a",       "armv8-r",     "armv8r",    "armv8-m.base",
35     "armv8m.base", "armv8-m.main",   "armv8m.main", "iwmmxt",    "iwmmxt2",
36     "xscale",      "armv8.1-m.main", "armv9-a",     "armv9",     "armv9a",
37     "armv9.1-a",   "armv9.1a",       "armv9.2-a",   "armv9.2a",
38 };
39 
40 template <ARM::ISAKind ISAKind>
41 std::string FormatExtensionFlags(uint64_t Flags) {
42   std::vector<StringRef> Features;
43 
44   if (ISAKind == ARM::ISAKind::AARCH64) {
45     // AEK_NONE is not meant to be shown to the user so the target parser
46     // does not recognise it. It is relevant here though.
47     if (Flags & AArch64::AEK_NONE)
48       Features.push_back("none");
49     AArch64::getExtensionFeatures(Flags, Features);
50   } else {
51     if (Flags & ARM::AEK_NONE)
52       Features.push_back("none");
53     ARM::getExtensionFeatures(Flags, Features);
54   }
55 
56   // The target parser also includes every extension you don't have.
57   // E.g. if AEK_CRC is not set then it adds "-crc". Not useful here.
58   Features.erase(std::remove_if(Features.begin(), Features.end(),
59                                 [](StringRef extension) {
60                                   return extension.startswith("-");
61                                 }),
62                  Features.end());
63 
64   return llvm::join(Features, ", ");
65 }
66 
67 template <ARM::ISAKind ISAKind>
68 testing::AssertionResult
69 AssertSameExtensionFlags(const char *m_expr, const char *n_expr,
70                          uint64_t ExpectedFlags, uint64_t GotFlags) {
71   if (ExpectedFlags == GotFlags)
72     return testing::AssertionSuccess();
73 
74   return testing::AssertionFailure() << llvm::formatv(
75              "Expected extension flags: {0} ({1:x})\n"
76              "     Got extension flags: {2} ({3:x})\n",
77              FormatExtensionFlags<ISAKind>(ExpectedFlags), ExpectedFlags,
78              FormatExtensionFlags<ISAKind>(GotFlags), GotFlags);
79 }
80 
81 struct ARMCPUTestParams {
82   ARMCPUTestParams(StringRef CPUName, StringRef ExpectedArch,
83                    StringRef ExpectedFPU, uint64_t ExpectedFlags,
84                    StringRef CPUAttr)
85       : CPUName(CPUName), ExpectedArch(ExpectedArch), ExpectedFPU(ExpectedFPU),
86         ExpectedFlags(ExpectedFlags), CPUAttr(CPUAttr) {}
87 
88   friend std::ostream &operator<<(std::ostream &os,
89                                   const ARMCPUTestParams &params) {
90     return os << "\"" << params.CPUName.str() << "\", \""
91               << params.ExpectedArch.str() << "\", \""
92               << params.ExpectedFPU.str() << "\", 0x" << std::hex
93               << params.ExpectedFlags << ", \"" << params.CPUAttr.str() << "\"";
94   }
95 
96   StringRef CPUName;
97   StringRef ExpectedArch;
98   StringRef ExpectedFPU;
99   uint64_t ExpectedFlags;
100   StringRef CPUAttr;
101 };
102 
103 class ARMCPUTestFixture : public ::testing::TestWithParam<ARMCPUTestParams> {};
104 
105 TEST_P(ARMCPUTestFixture, ARMCPUTests) {
106   auto params = GetParam();
107 
108   ARM::ArchKind AK = ARM::parseCPUArch(params.CPUName);
109   EXPECT_EQ(params.ExpectedArch, ARM::getArchName(AK));
110 
111   unsigned FPUKind = ARM::getDefaultFPU(params.CPUName, AK);
112   EXPECT_EQ(params.ExpectedFPU, ARM::getFPUName(FPUKind));
113 
114   uint64_t default_extensions = ARM::getDefaultExtensions(params.CPUName, AK);
115   EXPECT_PRED_FORMAT2(AssertSameExtensionFlags<ARM::ISAKind::ARM>,
116                       params.ExpectedFlags, default_extensions);
117 
118   EXPECT_EQ(params.CPUAttr, ARM::getCPUAttr(AK));
119 }
120 
121 // Note that we include ARM::AEK_NONE even when there are other extensions
122 // we expect. This is because the default extensions for a CPU are the sum
123 // of the default extensions for its architecture and for the CPU.
124 // So if a CPU has no extra extensions, it adds AEK_NONE.
125 INSTANTIATE_TEST_SUITE_P(
126     ARMCPUTestsPart1, ARMCPUTestFixture,
127     ::testing::Values(
128         ARMCPUTestParams("invalid", "invalid", "invalid", ARM::AEK_NONE, ""),
129         ARMCPUTestParams("generic", "invalid", "none", ARM::AEK_NONE, ""),
130 
131         ARMCPUTestParams("arm8", "armv4", "none", ARM::AEK_NONE, "4"),
132         ARMCPUTestParams("arm810", "armv4", "none", ARM::AEK_NONE, "4"),
133         ARMCPUTestParams("strongarm", "armv4", "none", ARM::AEK_NONE, "4"),
134         ARMCPUTestParams("strongarm110", "armv4", "none", ARM::AEK_NONE, "4"),
135         ARMCPUTestParams("strongarm1100", "armv4", "none", ARM::AEK_NONE, "4"),
136         ARMCPUTestParams("strongarm1110", "armv4", "none", ARM::AEK_NONE, "4"),
137         ARMCPUTestParams("arm7tdmi", "armv4t", "none", ARM::AEK_NONE, "4T"),
138         ARMCPUTestParams("arm7tdmi-s", "armv4t", "none", ARM::AEK_NONE, "4T"),
139         ARMCPUTestParams("arm710t", "armv4t", "none", ARM::AEK_NONE, "4T"),
140         ARMCPUTestParams("arm720t", "armv4t", "none", ARM::AEK_NONE, "4T"),
141         ARMCPUTestParams("arm9", "armv4t", "none", ARM::AEK_NONE, "4T"),
142         ARMCPUTestParams("arm9tdmi", "armv4t", "none", ARM::AEK_NONE, "4T"),
143         ARMCPUTestParams("arm920", "armv4t", "none", ARM::AEK_NONE, "4T"),
144         ARMCPUTestParams("arm920t", "armv4t", "none", ARM::AEK_NONE, "4T"),
145         ARMCPUTestParams("arm922t", "armv4t", "none", ARM::AEK_NONE, "4T"),
146         ARMCPUTestParams("arm940t", "armv4t", "none", ARM::AEK_NONE, "4T"),
147         ARMCPUTestParams("ep9312", "armv4t", "none", ARM::AEK_NONE, "4T"),
148         ARMCPUTestParams("arm10tdmi", "armv5t", "none", ARM::AEK_NONE, "5T"),
149         ARMCPUTestParams("arm1020t", "armv5t", "none", ARM::AEK_NONE, "5T"),
150         ARMCPUTestParams("arm9e", "armv5te", "none",
151                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
152         ARMCPUTestParams("arm946e-s", "armv5te", "none",
153                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
154         ARMCPUTestParams("arm966e-s", "armv5te", "none",
155                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
156         ARMCPUTestParams("arm968e-s", "armv5te", "none",
157                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
158         ARMCPUTestParams("arm10e", "armv5te", "none",
159                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
160         ARMCPUTestParams("arm1020e", "armv5te", "none",
161                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
162         ARMCPUTestParams("arm1022e", "armv5te", "none",
163                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
164         ARMCPUTestParams("arm926ej-s", "armv5tej", "none",
165                          ARM::AEK_NONE | ARM::AEK_DSP, "5TEJ"),
166         ARMCPUTestParams("arm1136j-s", "armv6", "none",
167                          ARM::AEK_NONE | ARM::AEK_DSP, "6"),
168         ARMCPUTestParams("arm1136jf-s", "armv6", "vfpv2",
169                          ARM::AEK_NONE | ARM::AEK_DSP, "6"),
170         ARMCPUTestParams("arm1176jz-s", "armv6kz", "none",
171                          ARM::AEK_NONE | ARM::AEK_SEC | ARM::AEK_DSP, "6KZ"),
172         ARMCPUTestParams("mpcore", "armv6k", "vfpv2",
173                          ARM::AEK_NONE | ARM::AEK_DSP, "6K"),
174         ARMCPUTestParams("mpcorenovfp", "armv6k", "none",
175                          ARM::AEK_NONE | ARM::AEK_DSP, "6K"),
176         ARMCPUTestParams("arm1176jzf-s", "armv6kz", "vfpv2",
177                          ARM::AEK_NONE | ARM::AEK_SEC | ARM::AEK_DSP, "6KZ"),
178         ARMCPUTestParams("arm1156t2-s", "armv6t2", "none",
179                          ARM::AEK_NONE | ARM::AEK_DSP, "6T2"),
180         ARMCPUTestParams("arm1156t2f-s", "armv6t2", "vfpv2",
181                          ARM::AEK_NONE | ARM::AEK_DSP, "6T2"),
182         ARMCPUTestParams("cortex-m0", "armv6-m", "none", ARM::AEK_NONE, "6-M"),
183         ARMCPUTestParams("cortex-m0plus", "armv6-m", "none", ARM::AEK_NONE,
184                          "6-M"),
185         ARMCPUTestParams("cortex-m1", "armv6-m", "none", ARM::AEK_NONE, "6-M"),
186         ARMCPUTestParams("sc000", "armv6-m", "none", ARM::AEK_NONE, "6-M"),
187         ARMCPUTestParams("cortex-a5", "armv7-a", "neon-vfpv4",
188                          ARM::AEK_MP | ARM::AEK_SEC | ARM::AEK_DSP, "7-A"),
189         ARMCPUTestParams("cortex-a7", "armv7-a", "neon-vfpv4",
190                          ARM::AEK_HWDIVTHUMB | ARM::AEK_HWDIVARM | ARM::AEK_MP |
191                              ARM::AEK_SEC | ARM::AEK_VIRT | ARM::AEK_DSP,
192                          "7-A"),
193         ARMCPUTestParams("cortex-a8", "armv7-a", "neon",
194                          ARM::AEK_SEC | ARM::AEK_DSP, "7-A")));
195 
196 // gtest in llvm has a limit of 50 test cases when using ::Values so we split
197 // them into 2 blocks
198 INSTANTIATE_TEST_SUITE_P(
199     ARMCPUTestsPart2, ARMCPUTestFixture,
200     ::testing::Values(
201         ARMCPUTestParams("cortex-a9", "armv7-a", "neon-fp16",
202                          ARM::AEK_MP | ARM::AEK_SEC | ARM::AEK_DSP, "7-A"),
203         ARMCPUTestParams("cortex-a12", "armv7-a", "neon-vfpv4",
204                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
205                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
206                              ARM::AEK_DSP,
207                          "7-A"),
208         ARMCPUTestParams("cortex-a15", "armv7-a", "neon-vfpv4",
209                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
210                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
211                              ARM::AEK_DSP,
212                          "7-A"),
213         ARMCPUTestParams("cortex-a17", "armv7-a", "neon-vfpv4",
214                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
215                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
216                              ARM::AEK_DSP,
217                          "7-A"),
218         ARMCPUTestParams("krait", "armv7-a", "neon-vfpv4",
219                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
220                          "7-A"),
221         ARMCPUTestParams("cortex-r4", "armv7-r", "none",
222                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
223                          "7-R"),
224         ARMCPUTestParams("cortex-r4f", "armv7-r", "vfpv3-d16",
225                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
226                          "7-R"),
227         ARMCPUTestParams("cortex-r5", "armv7-r", "vfpv3-d16",
228                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
229                              ARM::AEK_DSP,
230                          "7-R"),
231         ARMCPUTestParams("cortex-r7", "armv7-r", "vfpv3-d16-fp16",
232                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
233                              ARM::AEK_DSP,
234                          "7-R"),
235         ARMCPUTestParams("cortex-r8", "armv7-r", "vfpv3-d16-fp16",
236                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
237                              ARM::AEK_DSP,
238                          "7-R"),
239         ARMCPUTestParams("cortex-r52", "armv8-r", "neon-fp-armv8",
240                          ARM::AEK_NONE | ARM::AEK_CRC | ARM::AEK_MP |
241                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
242                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
243                          "8-R"),
244         ARMCPUTestParams("sc300", "armv7-m", "none",
245                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB, "7-M"),
246         ARMCPUTestParams("cortex-m3", "armv7-m", "none",
247                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB, "7-M"),
248         ARMCPUTestParams("cortex-m4", "armv7e-m", "fpv4-sp-d16",
249                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
250                          "7E-M"),
251         ARMCPUTestParams("cortex-m7", "armv7e-m", "fpv5-d16",
252                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
253                          "7E-M"),
254         ARMCPUTestParams("cortex-a32", "armv8-a", "crypto-neon-fp-armv8",
255                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
256                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
257                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
258                          "8-A"),
259         ARMCPUTestParams("cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
260                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
261                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
262                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
263                          "8-A"),
264         ARMCPUTestParams("cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
265                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
266                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
267                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
268                          "8-A"),
269         ARMCPUTestParams("cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
270                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
271                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
272                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
273                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
274                          "8.2-A"),
275         ARMCPUTestParams("cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
276                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
277                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
278                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
279                          "8-A"),
280         ARMCPUTestParams("cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
281                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
282                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
283                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
284                          "8-A"),
285         ARMCPUTestParams("cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
286                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
287                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
288                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
289                          "8-A"),
290         ARMCPUTestParams("cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
291                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
292                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
293                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
294                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
295                          "8.2-A"),
296         ARMCPUTestParams("cortex-a76", "armv8.2-a", "crypto-neon-fp-armv8",
297                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
298                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
299                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
300                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
301                          "8.2-A"),
302         ARMCPUTestParams("cortex-a76ae", "armv8.2-a", "crypto-neon-fp-armv8",
303                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
304                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
305                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
306                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
307                          "8.2-A"),
308         ARMCPUTestParams("cortex-a78c", "armv8.2-a", "crypto-neon-fp-armv8",
309                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
310                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
311                              ARM::AEK_DSP | ARM::AEK_CRC | ARM::AEK_RAS |
312                              ARM::AEK_FP16 | ARM::AEK_DOTPROD,
313                          "8.2-A"),
314         ARMCPUTestParams("cortex-a710", "armv9-a", "neon-fp-armv8",
315                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
316                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
317                              ARM::AEK_DSP | ARM::AEK_CRC | ARM::AEK_RAS |
318                              ARM::AEK_DOTPROD | ARM::AEK_FP16FML |
319                              ARM::AEK_BF16 | ARM::AEK_I8MM | ARM::AEK_SB,
320                          "9-A"),
321         ARMCPUTestParams("cortex-a77", "armv8.2-a", "crypto-neon-fp-armv8",
322                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
323                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
324                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
325                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
326                          "8.2-A"),
327         ARMCPUTestParams("cortex-a78", "armv8.2-a", "crypto-neon-fp-armv8",
328                          ARM::AEK_DOTPROD | ARM::AEK_FP16 | ARM::AEK_SEC |
329                              ARM::AEK_MP | ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
330                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_CRC |
331                              ARM::AEK_RAS,
332                          "8.2-A"),
333         ARMCPUTestParams("cortex-x1", "armv8.2-a", "crypto-neon-fp-armv8",
334                          ARM::AEK_RAS | ARM::AEK_FP16 | ARM::AEK_DOTPROD |
335                              ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
336                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
337                              ARM::AEK_DSP | ARM::AEK_CRC,
338                          "8.2-A"),
339         ARMCPUTestParams("cortex-x1c", "armv8.2-a", "crypto-neon-fp-armv8",
340                          ARM::AEK_RAS | ARM::AEK_FP16 | ARM::AEK_DOTPROD |
341                              ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
342                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
343                              ARM::AEK_DSP | ARM::AEK_CRC,
344                          "8.2-A"),
345         ARMCPUTestParams("neoverse-n1", "armv8.2-a", "crypto-neon-fp-armv8",
346                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
347                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
348                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
349                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
350                          "8.2-A"),
351         ARMCPUTestParams("neoverse-n2", "armv8.5-a", "crypto-neon-fp-armv8",
352                          ARM::AEK_CRC | ARM::AEK_HWDIVTHUMB |
353                              ARM::AEK_HWDIVARM | ARM::AEK_MP | ARM::AEK_SEC |
354                              ARM::AEK_VIRT | ARM::AEK_DSP | ARM::AEK_BF16 |
355                              ARM::AEK_DOTPROD | ARM::AEK_RAS | ARM::AEK_I8MM |
356                              ARM::AEK_SB,
357                          "8.5-A"),
358         ARMCPUTestParams("neoverse-v1", "armv8.4-a", "crypto-neon-fp-armv8",
359                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
360                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
361                              ARM::AEK_DSP | ARM::AEK_CRC | ARM::AEK_RAS |
362                              ARM::AEK_FP16 | ARM::AEK_BF16 | ARM::AEK_DOTPROD,
363                          "8.4-A"),
364         ARMCPUTestParams("cyclone", "armv8-a", "crypto-neon-fp-armv8",
365                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
366                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
367                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
368                          "8-A"),
369         ARMCPUTestParams("exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
370                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
371                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
372                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
373                          "8-A"),
374         ARMCPUTestParams("exynos-m4", "armv8.2-a", "crypto-neon-fp-armv8",
375                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
376                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
377                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
378                              ARM::AEK_DOTPROD | ARM::AEK_FP16 | ARM::AEK_RAS,
379                          "8.2-A"),
380         ARMCPUTestParams("exynos-m5", "armv8.2-a", "crypto-neon-fp-armv8",
381                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
382                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
383                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
384                              ARM::AEK_DOTPROD | ARM::AEK_FP16 | ARM::AEK_RAS,
385                          "8.2-A"),
386         ARMCPUTestParams("cortex-m23", "armv8-m.base", "none",
387                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB, "8-M.Baseline"),
388         ARMCPUTestParams("cortex-m33", "armv8-m.main", "fpv5-sp-d16",
389                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"),
390         ARMCPUTestParams("cortex-m35p", "armv8-m.main", "fpv5-sp-d16",
391                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"),
392         ARMCPUTestParams("cortex-m55", "armv8.1-m.main",
393                          "fp-armv8-fullfp16-d16",
394                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_SIMD |
395                              ARM::AEK_FP | ARM::AEK_RAS | ARM::AEK_LOB |
396                              ARM::AEK_FP16,
397                          "8.1-M.Mainline"),
398         ARMCPUTestParams("iwmmxt", "iwmmxt", "none", ARM::AEK_NONE, "iwmmxt"),
399         ARMCPUTestParams("xscale", "xscale", "none", ARM::AEK_NONE, "xscale"),
400         ARMCPUTestParams("swift", "armv7s", "neon-vfpv4",
401                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
402                          "7-S")));
403 
404 static constexpr unsigned NumARMCPUArchs = 88;
405 
406 TEST(TargetParserTest, testARMCPUArchList) {
407   SmallVector<StringRef, NumARMCPUArchs> List;
408   ARM::fillValidCPUArchList(List);
409 
410   // No list exists for these in this test suite, so ensure all are
411   // valid, and match the expected 'magic' count.
412   EXPECT_EQ(List.size(), NumARMCPUArchs);
413   for(StringRef CPU : List) {
414     EXPECT_NE(ARM::parseCPUArch(CPU), ARM::ArchKind::INVALID);
415   }
416 }
417 
418 TEST(TargetParserTest, testInvalidARMArch) {
419   auto InvalidArchStrings = {"armv", "armv99", "noarm"};
420   for (const char* InvalidArch : InvalidArchStrings)
421     EXPECT_EQ(ARM::parseArch(InvalidArch), ARM::ArchKind::INVALID);
422 }
423 
424 bool testARMArch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
425                  unsigned ArchAttr) {
426   ARM::ArchKind AK = ARM::parseArch(Arch);
427   bool Result = (AK != ARM::ArchKind::INVALID);
428   Result &= ARM::getDefaultCPU(Arch).equals(DefaultCPU);
429   Result &= ARM::getSubArch(AK).equals(SubArch);
430   Result &= (ARM::getArchAttr(AK) == ArchAttr);
431   return Result;
432 }
433 
434 TEST(TargetParserTest, testARMArch) {
435   EXPECT_TRUE(
436       testARMArch("armv2", "generic", "v2", ARMBuildAttrs::CPUArch::Pre_v4));
437   EXPECT_TRUE(
438       testARMArch("armv2a", "generic", "v2a", ARMBuildAttrs::CPUArch::Pre_v4));
439   EXPECT_TRUE(
440       testARMArch("armv3", "generic", "v3", ARMBuildAttrs::CPUArch::Pre_v4));
441   EXPECT_TRUE(
442       testARMArch("armv3m", "generic", "v3m", ARMBuildAttrs::CPUArch::Pre_v4));
443   EXPECT_TRUE(
444       testARMArch("armv4", "strongarm", "v4",
445                           ARMBuildAttrs::CPUArch::v4));
446   EXPECT_TRUE(
447       testARMArch("armv4t", "arm7tdmi", "v4t",
448                           ARMBuildAttrs::CPUArch::v4T));
449   EXPECT_TRUE(
450       testARMArch("armv5t", "arm10tdmi", "v5",
451                           ARMBuildAttrs::CPUArch::v5T));
452   EXPECT_TRUE(
453       testARMArch("armv5te", "arm1022e", "v5e",
454                           ARMBuildAttrs::CPUArch::v5TE));
455   EXPECT_TRUE(
456       testARMArch("armv5tej", "arm926ej-s", "v5e",
457                           ARMBuildAttrs::CPUArch::v5TEJ));
458   EXPECT_TRUE(
459       testARMArch("armv6", "arm1136jf-s", "v6",
460                           ARMBuildAttrs::CPUArch::v6));
461   EXPECT_TRUE(
462       testARMArch("armv6k", "mpcore", "v6k",
463                           ARMBuildAttrs::CPUArch::v6K));
464   EXPECT_TRUE(
465       testARMArch("armv6t2", "arm1156t2-s", "v6t2",
466                           ARMBuildAttrs::CPUArch::v6T2));
467   EXPECT_TRUE(
468       testARMArch("armv6kz", "arm1176jzf-s", "v6kz",
469                           ARMBuildAttrs::CPUArch::v6KZ));
470   EXPECT_TRUE(
471       testARMArch("armv6-m", "cortex-m0", "v6m",
472                           ARMBuildAttrs::CPUArch::v6_M));
473   EXPECT_TRUE(
474       testARMArch("armv7-a", "generic", "v7",
475                           ARMBuildAttrs::CPUArch::v7));
476   EXPECT_TRUE(
477       testARMArch("armv7ve", "generic", "v7ve",
478                           ARMBuildAttrs::CPUArch::v7));
479   EXPECT_TRUE(
480       testARMArch("armv7-r", "cortex-r4", "v7r",
481                           ARMBuildAttrs::CPUArch::v7));
482   EXPECT_TRUE(
483       testARMArch("armv7-m", "cortex-m3", "v7m",
484                           ARMBuildAttrs::CPUArch::v7));
485   EXPECT_TRUE(
486       testARMArch("armv7e-m", "cortex-m4", "v7em",
487                           ARMBuildAttrs::CPUArch::v7E_M));
488   EXPECT_TRUE(
489       testARMArch("armv8-a", "generic", "v8",
490                           ARMBuildAttrs::CPUArch::v8_A));
491   EXPECT_TRUE(
492       testARMArch("armv8.1-a", "generic", "v8.1a",
493                           ARMBuildAttrs::CPUArch::v8_A));
494   EXPECT_TRUE(
495       testARMArch("armv8.2-a", "generic", "v8.2a",
496                           ARMBuildAttrs::CPUArch::v8_A));
497   EXPECT_TRUE(
498       testARMArch("armv8.3-a", "generic", "v8.3a",
499                           ARMBuildAttrs::CPUArch::v8_A));
500   EXPECT_TRUE(
501       testARMArch("armv8.4-a", "generic", "v8.4a",
502                           ARMBuildAttrs::CPUArch::v8_A));
503   EXPECT_TRUE(
504       testARMArch("armv8.5-a", "generic", "v8.5a",
505                           ARMBuildAttrs::CPUArch::v8_A));
506   EXPECT_TRUE(
507       testARMArch("armv8.6-a", "generic", "v8.6a",
508                           ARMBuildAttrs::CPUArch::v8_A));
509   EXPECT_TRUE(
510       testARMArch("armv8.7-a", "generic", "v8.7a",
511                           ARMBuildAttrs::CPUArch::v8_A));
512   EXPECT_TRUE(testARMArch("armv8.8-a", "generic", "v8.8a",
513                           ARMBuildAttrs::CPUArch::v8_A));
514   EXPECT_TRUE(
515       testARMArch("armv9-a", "generic", "v9a",
516                           ARMBuildAttrs::CPUArch::v9_A));
517   EXPECT_TRUE(
518       testARMArch("armv9.1-a", "generic", "v9.1a",
519                           ARMBuildAttrs::CPUArch::v9_A));
520   EXPECT_TRUE(
521       testARMArch("armv9.2-a", "generic", "v9.2a",
522                           ARMBuildAttrs::CPUArch::v9_A));
523   EXPECT_TRUE(
524       testARMArch("armv9.3-a", "generic", "v9.3a",
525                           ARMBuildAttrs::CPUArch::v9_A));
526   EXPECT_TRUE(
527       testARMArch("armv8-r", "cortex-r52", "v8r",
528                           ARMBuildAttrs::CPUArch::v8_R));
529   EXPECT_TRUE(
530       testARMArch("armv8-m.base", "generic", "v8m.base",
531                           ARMBuildAttrs::CPUArch::v8_M_Base));
532   EXPECT_TRUE(
533       testARMArch("armv8-m.main", "generic", "v8m.main",
534                           ARMBuildAttrs::CPUArch::v8_M_Main));
535   EXPECT_TRUE(
536       testARMArch("armv8.1-m.main", "generic", "v8.1m.main",
537                           ARMBuildAttrs::CPUArch::v8_1_M_Main));
538   EXPECT_TRUE(
539       testARMArch("iwmmxt", "iwmmxt", "",
540                           ARMBuildAttrs::CPUArch::v5TE));
541   EXPECT_TRUE(
542       testARMArch("iwmmxt2", "generic", "",
543                           ARMBuildAttrs::CPUArch::v5TE));
544   EXPECT_TRUE(
545       testARMArch("xscale", "xscale", "v5e",
546                           ARMBuildAttrs::CPUArch::v5TE));
547   EXPECT_TRUE(
548       testARMArch("armv7s", "swift", "v7s",
549                           ARMBuildAttrs::CPUArch::v7));
550   EXPECT_TRUE(
551       testARMArch("armv7k", "generic", "v7k",
552                           ARMBuildAttrs::CPUArch::v7));
553 }
554 
555 bool testARMExtension(StringRef CPUName,ARM::ArchKind ArchKind, StringRef ArchExt) {
556   return ARM::getDefaultExtensions(CPUName, ArchKind) &
557          ARM::parseArchExt(ArchExt);
558 }
559 
560 TEST(TargetParserTest, testARMExtension) {
561   EXPECT_FALSE(testARMExtension("strongarm", ARM::ArchKind::INVALID, "dsp"));
562   EXPECT_FALSE(testARMExtension("arm7tdmi", ARM::ArchKind::INVALID, "dsp"));
563   EXPECT_FALSE(testARMExtension("arm10tdmi",
564                                 ARM::ArchKind::INVALID, "simd"));
565   EXPECT_FALSE(testARMExtension("arm1022e", ARM::ArchKind::INVALID, "simd"));
566   EXPECT_FALSE(testARMExtension("arm926ej-s",
567                                 ARM::ArchKind::INVALID, "simd"));
568   EXPECT_FALSE(testARMExtension("arm1136jf-s",
569                                 ARM::ArchKind::INVALID, "crypto"));
570   EXPECT_FALSE(testARMExtension("arm1156t2-s",
571                                 ARM::ArchKind::INVALID, "crypto"));
572   EXPECT_FALSE(testARMExtension("arm1176jzf-s",
573                                 ARM::ArchKind::INVALID, "crypto"));
574   EXPECT_FALSE(testARMExtension("cortex-m0",
575                                 ARM::ArchKind::INVALID, "crypto"));
576   EXPECT_FALSE(testARMExtension("cortex-a8",
577                                 ARM::ArchKind::INVALID, "crypto"));
578   EXPECT_FALSE(testARMExtension("cortex-r4",
579                                 ARM::ArchKind::INVALID, "crypto"));
580   EXPECT_FALSE(testARMExtension("cortex-m3",
581                                 ARM::ArchKind::INVALID, "crypto"));
582   EXPECT_FALSE(testARMExtension("cortex-a53",
583                                 ARM::ArchKind::INVALID, "ras"));
584   EXPECT_FALSE(testARMExtension("cortex-a53",
585                                 ARM::ArchKind::INVALID, "fp16"));
586   EXPECT_TRUE(testARMExtension("cortex-a55",
587                                 ARM::ArchKind::INVALID, "fp16"));
588   EXPECT_FALSE(testARMExtension("cortex-a55",
589                                 ARM::ArchKind::INVALID, "fp16fml"));
590   EXPECT_TRUE(testARMExtension("cortex-a75",
591                                 ARM::ArchKind::INVALID, "fp16"));
592   EXPECT_FALSE(testARMExtension("cortex-a75",
593                                 ARM::ArchKind::INVALID, "fp16fml"));
594   EXPECT_FALSE(testARMExtension("cortex-r52",
595                                 ARM::ArchKind::INVALID, "ras"));
596   EXPECT_FALSE(testARMExtension("iwmmxt", ARM::ArchKind::INVALID, "crc"));
597   EXPECT_FALSE(testARMExtension("xscale", ARM::ArchKind::INVALID, "crc"));
598   EXPECT_FALSE(testARMExtension("swift", ARM::ArchKind::INVALID, "crc"));
599 
600   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2, "thumb"));
601   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2A, "thumb"));
602   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3, "thumb"));
603   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3M, "thumb"));
604   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4, "dsp"));
605   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4T, "dsp"));
606   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5T, "simd"));
607   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TE, "simd"));
608   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TEJ, "simd"));
609   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6, "crypto"));
610   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6K, "crypto"));
611   EXPECT_FALSE(testARMExtension("generic",
612                                 ARM::ArchKind::ARMV6T2, "crypto"));
613   EXPECT_FALSE(testARMExtension("generic",
614                                 ARM::ArchKind::ARMV6KZ, "crypto"));
615   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6M, "crypto"));
616   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7A, "crypto"));
617   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7R, "crypto"));
618   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7M, "crypto"));
619   EXPECT_FALSE(testARMExtension("generic",
620                                 ARM::ArchKind::ARMV7EM, "crypto"));
621   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8A, "ras"));
622   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_1A, "ras"));
623   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "profile"));
624   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "fp16"));
625   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "fp16fml"));
626   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_3A, "fp16"));
627   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_3A, "fp16fml"));
628   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_4A, "fp16"));
629   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_4A, "fp16fml"));
630   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8R, "ras"));
631   EXPECT_FALSE(testARMExtension("generic",
632                                 ARM::ArchKind::ARMV8MBaseline, "crc"));
633   EXPECT_FALSE(testARMExtension("generic",
634                                 ARM::ArchKind::ARMV8MMainline, "crc"));
635   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT, "crc"));
636   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT2, "crc"));
637   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::XSCALE, "crc"));
638   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7S, "crypto"));
639   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7K, "crypto"));
640 }
641 
642 TEST(TargetParserTest, ARMFPUVersion) {
643   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
644        FK <= ARM::FPUKind::FK_LAST;
645        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
646     if (FK == ARM::FK_LAST || ARM::getFPUName(FK) == "invalid" ||
647         ARM::getFPUName(FK) == "none" || ARM::getFPUName(FK) == "softvfp")
648       EXPECT_EQ(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
649     else
650       EXPECT_NE(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
651 }
652 
653 TEST(TargetParserTest, ARMFPUNeonSupportLevel) {
654   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
655        FK <= ARM::FPUKind::FK_LAST;
656        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
657     if (FK == ARM::FK_LAST ||
658         ARM::getFPUName(FK).find("neon") == std::string::npos)
659       EXPECT_EQ(ARM::NeonSupportLevel::None,
660                  ARM::getFPUNeonSupportLevel(FK));
661     else
662       EXPECT_NE(ARM::NeonSupportLevel::None,
663                 ARM::getFPUNeonSupportLevel(FK));
664 }
665 
666 TEST(TargetParserTest, ARMFPURestriction) {
667   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
668        FK <= ARM::FPUKind::FK_LAST;
669        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1)) {
670     if (FK == ARM::FK_LAST ||
671         (ARM::getFPUName(FK).find("d16") == std::string::npos &&
672          ARM::getFPUName(FK).find("vfpv3xd") == std::string::npos))
673       EXPECT_EQ(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
674     else
675       EXPECT_NE(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
676   }
677 }
678 
679 TEST(TargetParserTest, ARMExtensionFeatures) {
680   std::map<uint64_t, std::vector<StringRef>> Extensions;
681 
682   for (auto &Ext : ARM::ARCHExtNames) {
683     if (Ext.Feature && Ext.NegFeature)
684       Extensions[Ext.ID] = { StringRef(Ext.Feature),
685                              StringRef(Ext.NegFeature) };
686   }
687 
688   Extensions[ARM::AEK_HWDIVARM]   = { "+hwdiv-arm", "-hwdiv-arm" };
689   Extensions[ARM::AEK_HWDIVTHUMB] = { "+hwdiv",     "-hwdiv" };
690 
691   std::vector<StringRef> Features;
692 
693   EXPECT_FALSE(ARM::getExtensionFeatures(ARM::AEK_INVALID, Features));
694 
695   for (auto &E : Extensions) {
696     // test +extension
697     Features.clear();
698     ARM::getExtensionFeatures(E.first, Features);
699     EXPECT_TRUE(llvm::is_contained(Features, E.second.at(0)));
700     EXPECT_EQ(Extensions.size(), Features.size());
701 
702     // test -extension
703     Features.clear();
704     ARM::getExtensionFeatures(~E.first, Features);
705     EXPECT_TRUE(llvm::is_contained(Features, E.second.at(1)));
706     EXPECT_EQ(Extensions.size(), Features.size());
707   }
708 }
709 
710 TEST(TargetParserTest, ARMFPUFeatures) {
711   std::vector<StringRef> Features;
712   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
713        FK <= ARM::FPUKind::FK_LAST;
714        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1)) {
715     if (FK == ARM::FK_INVALID || FK >= ARM::FK_LAST)
716       EXPECT_FALSE(ARM::getFPUFeatures(FK, Features));
717     else
718       EXPECT_TRUE(ARM::getFPUFeatures(FK, Features));
719   }
720 }
721 
722 TEST(TargetParserTest, ARMArchExtFeature) {
723   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
724                               {"crypto", "nocrypto", "+crypto", "-crypto"},
725                               {"dsp", "nodsp", "+dsp", "-dsp"},
726                               {"fp", "nofp", nullptr, nullptr},
727                               {"idiv", "noidiv", nullptr, nullptr},
728                               {"mp", "nomp", nullptr, nullptr},
729                               {"simd", "nosimd", nullptr, nullptr},
730                               {"sec", "nosec", nullptr, nullptr},
731                               {"virt", "novirt", nullptr, nullptr},
732                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
733                               {"fp16fml", "nofp16fml", "+fp16fml", "-fp16fml"},
734                               {"ras", "noras", "+ras", "-ras"},
735                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
736                               {"os", "noos", nullptr, nullptr},
737                               {"iwmmxt", "noiwmmxt", nullptr, nullptr},
738                               {"iwmmxt2", "noiwmmxt2", nullptr, nullptr},
739                               {"maverick", "maverick", nullptr, nullptr},
740                               {"xscale", "noxscale", nullptr, nullptr},
741                               {"sb", "nosb", "+sb", "-sb"},
742                               {"i8mm", "noi8mm", "+i8mm", "-i8mm"},
743                               {"mve", "nomve", "+mve", "-mve"},
744                               {"mve.fp", "nomve.fp", "+mve.fp", "-mve.fp"}};
745 
746   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
747     EXPECT_EQ(StringRef(ArchExt[i][2]), ARM::getArchExtFeature(ArchExt[i][0]));
748     EXPECT_EQ(StringRef(ArchExt[i][3]), ARM::getArchExtFeature(ArchExt[i][1]));
749   }
750 }
751 
752 static bool
753 testArchExtDependency(const char *ArchExt,
754                       const std::initializer_list<const char *> &Expected) {
755   std::vector<StringRef> Features;
756   unsigned FPUID;
757 
758   if (!ARM::appendArchExtFeatures("", ARM::ArchKind::ARMV8_1MMainline, ArchExt,
759                                   Features, FPUID))
760     return false;
761 
762   return llvm::all_of(Expected, [&](StringRef Ext) {
763     return llvm::is_contained(Features, Ext);
764   });
765 }
766 
767 TEST(TargetParserTest, ARMArchExtDependencies) {
768   EXPECT_TRUE(testArchExtDependency("mve", {"+mve", "+dsp"}));
769   EXPECT_TRUE(testArchExtDependency("mve.fp", {"+mve.fp", "+mve", "+dsp"}));
770   EXPECT_TRUE(testArchExtDependency("nodsp", {"-dsp", "-mve", "-mve.fp"}));
771   EXPECT_TRUE(testArchExtDependency("nomve", {"-mve", "-mve.fp"}));
772 }
773 
774 TEST(TargetParserTest, ARMparseHWDiv) {
775   const char *hwdiv[] = {"thumb", "arm", "arm,thumb", "thumb,arm"};
776 
777   for (unsigned i = 0; i < array_lengthof(hwdiv); i++)
778     EXPECT_NE(ARM::AEK_INVALID, ARM::parseHWDiv((StringRef)hwdiv[i]));
779 }
780 
781 TEST(TargetParserTest, ARMparseArchEndianAndISA) {
782   const char *Arch[] = {
783       "v2",        "v2a",    "v3",    "v3m",    "v4",       "v4t",
784       "v5",        "v5t",    "v5e",   "v5te",   "v5tej",    "v6",
785       "v6j",       "v6k",    "v6hl",  "v6t2",   "v6kz",     "v6z",
786       "v6zk",      "v6-m",   "v6m",   "v6sm",   "v6s-m",    "v7-a",
787       "v7",        "v7a",    "v7ve",  "v7hl",   "v7l",      "v7-r",
788       "v7r",       "v7-m",   "v7m",   "v7k",    "v7s",      "v7e-m",
789       "v7em",      "v8-a",   "v8",    "v8a",    "v8l",      "v8.1-a",
790       "v8.1a",     "v8.2-a", "v8.2a", "v8.3-a", "v8.3a",    "v8.4-a",
791       "v8.4a",     "v8.5-a", "v8.5a", "v8.6-a", "v8.6a",    "v8.7-a",
792       "v8.7a",     "v8.8-a", "v8.8a", "v8-r",   "v8m.base", "v8m.main",
793       "v8.1m.main"};
794 
795   for (unsigned i = 0; i < array_lengthof(Arch); i++) {
796     std::string arm_1 = "armeb" + (std::string)(Arch[i]);
797     std::string arm_2 = "arm" + (std::string)(Arch[i]) + "eb";
798     std::string arm_3 = "arm" + (std::string)(Arch[i]);
799     std::string thumb_1 = "thumbeb" + (std::string)(Arch[i]);
800     std::string thumb_2 = "thumb" + (std::string)(Arch[i]) + "eb";
801     std::string thumb_3 = "thumb" + (std::string)(Arch[i]);
802 
803     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_1));
804     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_2));
805     EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(arm_3));
806 
807     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_1));
808     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_2));
809     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_3));
810     if (i >= 4) {
811       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_1));
812       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_2));
813       EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(thumb_3));
814 
815       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_1));
816       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_2));
817       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_3));
818     }
819   }
820 
821   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("aarch64"));
822   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("arm64_32"));
823   EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian("aarch64_be"));
824 
825   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64"));
826   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_be"));
827   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64"));
828   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_be"));
829   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_32"));
830   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_32"));
831 }
832 
833 TEST(TargetParserTest, ARMparseArchProfile) {
834   for (unsigned i = 0; i < array_lengthof(ARMArch); i++) {
835     switch (ARM::parseArch(ARMArch[i])) {
836     case ARM::ArchKind::ARMV6M:
837     case ARM::ArchKind::ARMV7M:
838     case ARM::ArchKind::ARMV7EM:
839     case ARM::ArchKind::ARMV8MMainline:
840     case ARM::ArchKind::ARMV8MBaseline:
841     case ARM::ArchKind::ARMV8_1MMainline:
842       EXPECT_EQ(ARM::ProfileKind::M, ARM::parseArchProfile(ARMArch[i]));
843       break;
844     case ARM::ArchKind::ARMV7R:
845     case ARM::ArchKind::ARMV8R:
846       EXPECT_EQ(ARM::ProfileKind::R, ARM::parseArchProfile(ARMArch[i]));
847       break;
848     case ARM::ArchKind::ARMV7A:
849     case ARM::ArchKind::ARMV7VE:
850     case ARM::ArchKind::ARMV7K:
851     case ARM::ArchKind::ARMV8A:
852     case ARM::ArchKind::ARMV8_1A:
853     case ARM::ArchKind::ARMV8_2A:
854     case ARM::ArchKind::ARMV8_3A:
855     case ARM::ArchKind::ARMV8_4A:
856     case ARM::ArchKind::ARMV8_5A:
857     case ARM::ArchKind::ARMV8_6A:
858     case ARM::ArchKind::ARMV8_7A:
859     case ARM::ArchKind::ARMV8_8A:
860     case ARM::ArchKind::ARMV9A:
861     case ARM::ArchKind::ARMV9_1A:
862     case ARM::ArchKind::ARMV9_2A:
863     case ARM::ArchKind::ARMV9_3A:
864       EXPECT_EQ(ARM::ProfileKind::A, ARM::parseArchProfile(ARMArch[i]));
865       break;
866     default:
867       EXPECT_EQ(ARM::ProfileKind::INVALID, ARM::parseArchProfile(ARMArch[i]));
868       break;
869     }
870   }
871 }
872 
873 TEST(TargetParserTest, ARMparseArchVersion) {
874   for (unsigned i = 0; i < array_lengthof(ARMArch); i++)
875     if (((std::string)ARMArch[i]).substr(0, 4) == "armv")
876       EXPECT_EQ((ARMArch[i][4] - 48u), ARM::parseArchVersion(ARMArch[i]));
877     else
878       EXPECT_EQ(5u, ARM::parseArchVersion(ARMArch[i]));
879 }
880 
881 class AArch64CPUTestFixture
882     : public ::testing::TestWithParam<ARMCPUTestParams> {};
883 
884 TEST_P(AArch64CPUTestFixture, testAArch64CPU) {
885   ARMCPUTestParams params = GetParam();
886 
887   AArch64::ArchKind AK = AArch64::parseCPUArch(params.CPUName);
888   EXPECT_EQ(params.ExpectedArch, AArch64::getArchName(AK));
889 
890   uint64_t default_extensions =
891       AArch64::getDefaultExtensions(params.CPUName, AK);
892   EXPECT_PRED_FORMAT2(AssertSameExtensionFlags<ARM::ISAKind::AARCH64>,
893                       params.ExpectedFlags, default_extensions);
894 
895   unsigned FPUKind = AArch64::getDefaultFPU(params.CPUName, AK);
896   EXPECT_EQ(params.ExpectedFPU, ARM::getFPUName(FPUKind));
897 
898   EXPECT_EQ(params.CPUAttr, AArch64::getCPUAttr(AK));
899 }
900 
901 INSTANTIATE_TEST_SUITE_P(
902     AArch64CPUTests, AArch64CPUTestFixture,
903     ::testing::Values(
904         ARMCPUTestParams("invalid", "invalid", "invalid", AArch64::AEK_NONE,
905                          ""),
906         ARMCPUTestParams("generic", "invalid", "none", AArch64::AEK_NONE, ""),
907 
908         ARMCPUTestParams("cortex-a34", "armv8-a", "crypto-neon-fp-armv8",
909                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
910                              AArch64::AEK_FP | AArch64::AEK_SIMD,
911                          "8-A"),
912         ARMCPUTestParams("cortex-a35", "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-a53", "armv8-a", "crypto-neon-fp-armv8",
917                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
918                              AArch64::AEK_FP | AArch64::AEK_SIMD,
919                          "8-A"),
920         ARMCPUTestParams("cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
921                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
922                              AArch64::AEK_FP | AArch64::AEK_SIMD |
923                              AArch64::AEK_RAS | AArch64::AEK_LSE |
924                              AArch64::AEK_RDM | AArch64::AEK_FP16 |
925                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC,
926                          "8.2-A"),
927         ARMCPUTestParams("cortex-a510", "armv9-a", "neon-fp-armv8",
928                          AArch64::AEK_CRC | AArch64::AEK_FP |
929                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
930                              AArch64::AEK_LSE | AArch64::AEK_RDM |
931                              AArch64::AEK_RCPC | AArch64::AEK_DOTPROD |
932                              AArch64::AEK_BF16 | AArch64::AEK_I8MM |
933                              AArch64::AEK_SVE | AArch64::AEK_SVE2 |
934                              AArch64::AEK_SVE2BITPERM | AArch64::AEK_PAUTH |
935                              AArch64::AEK_MTE | AArch64::AEK_SSBS |
936                              AArch64::AEK_FP16FML | AArch64::AEK_SB,
937                          "9-A"),
938         ARMCPUTestParams("cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
939                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
940                              AArch64::AEK_FP | AArch64::AEK_SIMD,
941                          "8-A"),
942         ARMCPUTestParams("cortex-a65", "armv8.2-a", "crypto-neon-fp-armv8",
943                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
944                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
945                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
946                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
947                              AArch64::AEK_RDM | AArch64::AEK_SIMD |
948                              AArch64::AEK_SSBS,
949                          "8.2-A"),
950         ARMCPUTestParams("cortex-a65ae", "armv8.2-a", "crypto-neon-fp-armv8",
951                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
952                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
953                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
954                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
955                              AArch64::AEK_RDM | AArch64::AEK_SIMD |
956                              AArch64::AEK_SSBS,
957                          "8.2-A"),
958         ARMCPUTestParams("cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
959                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
960                              AArch64::AEK_FP | AArch64::AEK_SIMD,
961                          "8-A"),
962         ARMCPUTestParams("cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
963                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
964                              AArch64::AEK_FP | AArch64::AEK_SIMD,
965                          "8-A"),
966         ARMCPUTestParams("cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
967                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
968                              AArch64::AEK_FP | AArch64::AEK_SIMD |
969                              AArch64::AEK_RAS | AArch64::AEK_LSE |
970                              AArch64::AEK_RDM | AArch64::AEK_FP16 |
971                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC,
972                          "8.2-A"),
973         ARMCPUTestParams("cortex-a76", "armv8.2-a", "crypto-neon-fp-armv8",
974                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
975                              AArch64::AEK_FP | AArch64::AEK_RDM |
976                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
977                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
978                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
979                              AArch64::AEK_SSBS,
980                          "8.2-A"),
981         ARMCPUTestParams("cortex-a76ae", "armv8.2-a", "crypto-neon-fp-armv8",
982                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
983                              AArch64::AEK_FP | AArch64::AEK_RDM |
984                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
985                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
986                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
987                              AArch64::AEK_SSBS,
988                          "8.2-A"),
989         ARMCPUTestParams("cortex-a77", "armv8.2-a", "crypto-neon-fp-armv8",
990                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
991                              AArch64::AEK_FP | AArch64::AEK_RDM |
992                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
993                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
994                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
995                              AArch64::AEK_SSBS,
996                          "8.2-A"),
997         ARMCPUTestParams("cortex-a78", "armv8.2-a", "crypto-neon-fp-armv8",
998                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
999                              AArch64::AEK_FP | AArch64::AEK_RDM |
1000                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
1001                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
1002                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
1003                              AArch64::AEK_SSBS | AArch64::AEK_PROFILE,
1004                          "8.2-A"),
1005         ARMCPUTestParams("cortex-a78c", "armv8.2-a", "crypto-neon-fp-armv8",
1006                          AArch64::AEK_RAS | AArch64::AEK_CRC |
1007                              AArch64::AEK_CRYPTO | AArch64::AEK_FP |
1008                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
1009                              AArch64::AEK_LSE | AArch64::AEK_RDM |
1010                              AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
1011                              AArch64::AEK_RCPC | AArch64::AEK_SSBS |
1012                              AArch64::AEK_PROFILE | AArch64::AEK_FLAGM |
1013                              AArch64::AEK_PAUTH | AArch64::AEK_FP16FML,
1014                          "8.2-A"),
1015         ARMCPUTestParams("cortex-a710", "armv9-a", "neon-fp-armv8",
1016                          AArch64::AEK_CRC | AArch64::AEK_FP |
1017                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
1018                              AArch64::AEK_LSE | AArch64::AEK_RDM |
1019                              AArch64::AEK_RCPC | AArch64::AEK_DOTPROD |
1020                              AArch64::AEK_MTE | AArch64::AEK_FP16FML |
1021                              AArch64::AEK_SVE | AArch64::AEK_SVE2 |
1022                              AArch64::AEK_SVE2BITPERM | AArch64::AEK_PAUTH |
1023                              AArch64::AEK_FLAGM | AArch64::AEK_SB |
1024                              AArch64::AEK_I8MM | AArch64::AEK_BF16,
1025                          "9-A"),
1026         ARMCPUTestParams(
1027             "neoverse-v1", "armv8.4-a", "crypto-neon-fp-armv8",
1028             AArch64::AEK_RAS | AArch64::AEK_SVE | AArch64::AEK_SSBS |
1029                 AArch64::AEK_RCPC | AArch64::AEK_CRC | AArch64::AEK_FP |
1030                 AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
1031                 AArch64::AEK_RDM | AArch64::AEK_RCPC | AArch64::AEK_DOTPROD |
1032                 AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_BF16 |
1033                 AArch64::AEK_PROFILE | AArch64::AEK_RAND |
1034                 AArch64::AEK_FP16FML | AArch64::AEK_I8MM,
1035             "8.4-A"),
1036         ARMCPUTestParams("cortex-r82", "armv8-r", "crypto-neon-fp-armv8",
1037                          AArch64::AEK_CRC | AArch64::AEK_RDM |
1038                              AArch64::AEK_SSBS | AArch64::AEK_DOTPROD |
1039                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1040                              AArch64::AEK_FP16 | AArch64::AEK_FP16FML |
1041                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
1042                              AArch64::AEK_LSE | AArch64::AEK_SB,
1043                          "8-R"),
1044         ARMCPUTestParams("cortex-x1", "armv8.2-a", "crypto-neon-fp-armv8",
1045                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1046                              AArch64::AEK_FP | AArch64::AEK_RDM |
1047                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
1048                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
1049                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
1050                              AArch64::AEK_SSBS | AArch64::AEK_PROFILE,
1051                          "8.2-A"),
1052         ARMCPUTestParams("cortex-x1c", "armv8.2-a", "crypto-neon-fp-armv8",
1053                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1054                              AArch64::AEK_FP | AArch64::AEK_RDM |
1055                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
1056                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
1057                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
1058                              AArch64::AEK_SSBS | AArch64::AEK_PAUTH |
1059                              AArch64::AEK_PROFILE,
1060                          "8.2-A"),
1061         ARMCPUTestParams("cortex-x2", "armv9-a", "neon-fp-armv8",
1062                          AArch64::AEK_CRC | AArch64::AEK_FP |
1063                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
1064                              AArch64::AEK_LSE | AArch64::AEK_RDM |
1065                              AArch64::AEK_RCPC | AArch64::AEK_DOTPROD |
1066                              AArch64::AEK_MTE | AArch64::AEK_PAUTH |
1067                              AArch64::AEK_I8MM | AArch64::AEK_BF16 |
1068                              AArch64::AEK_SVE | AArch64::AEK_SVE2 |
1069                              AArch64::AEK_SVE2BITPERM | AArch64::AEK_SSBS |
1070                              AArch64::AEK_SB | AArch64::AEK_FP16FML,
1071                          "9-A"),
1072         ARMCPUTestParams("cyclone", "armv8-a", "crypto-neon-fp-armv8",
1073                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
1074                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1075                          "8-A"),
1076         ARMCPUTestParams("apple-a7", "armv8-a", "crypto-neon-fp-armv8",
1077                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
1078                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1079                          "8-A"),
1080         ARMCPUTestParams("apple-a8", "armv8-a", "crypto-neon-fp-armv8",
1081                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
1082                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1083                          "8-A"),
1084         ARMCPUTestParams("apple-a9", "armv8-a", "crypto-neon-fp-armv8",
1085                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
1086                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1087                          "8-A"),
1088         ARMCPUTestParams("apple-a10", "armv8-a", "crypto-neon-fp-armv8",
1089                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1090                              AArch64::AEK_FP | AArch64::AEK_RDM |
1091                              AArch64::AEK_SIMD,
1092                          "8-A"),
1093         ARMCPUTestParams("apple-a11", "armv8.2-a", "crypto-neon-fp-armv8",
1094                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1095                              AArch64::AEK_FP | AArch64::AEK_LSE |
1096                              AArch64::AEK_RAS | AArch64::AEK_RDM |
1097                              AArch64::AEK_SIMD | AArch64::AEK_FP16,
1098                          "8.2-A"),
1099         ARMCPUTestParams("apple-a12", "armv8.3-a", "crypto-neon-fp-armv8",
1100                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1101                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1102                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1103                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1104                              AArch64::AEK_FP16,
1105                          "8.3-A"),
1106         ARMCPUTestParams("apple-a13", "armv8.4-a", "crypto-neon-fp-armv8",
1107                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1108                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1109                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1110                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1111                              AArch64::AEK_DOTPROD | AArch64::AEK_FP16 |
1112                              AArch64::AEK_FP16FML | AArch64::AEK_SHA3,
1113                          "8.4-A"),
1114         ARMCPUTestParams("apple-a14", "armv8.5-a", "crypto-neon-fp-armv8",
1115                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1116                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1117                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1118                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1119                              AArch64::AEK_DOTPROD | AArch64::AEK_FP16 |
1120                              AArch64::AEK_FP16FML | AArch64::AEK_SHA3,
1121                          "8.5-A"),
1122         ARMCPUTestParams("apple-m1", "armv8.5-a", "crypto-neon-fp-armv8",
1123                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1124                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1125                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1126                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1127                              AArch64::AEK_DOTPROD | AArch64::AEK_FP16 |
1128                              AArch64::AEK_FP16FML | AArch64::AEK_SHA3,
1129                          "8.5-A"),
1130         ARMCPUTestParams("apple-s4", "armv8.3-a", "crypto-neon-fp-armv8",
1131                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1132                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1133                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1134                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1135                              AArch64::AEK_FP16,
1136                          "8.3-A"),
1137         ARMCPUTestParams("apple-s5", "armv8.3-a", "crypto-neon-fp-armv8",
1138                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1139                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1140                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1141                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1142                              AArch64::AEK_FP16,
1143                          "8.3-A"),
1144         ARMCPUTestParams("exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
1145                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1146                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1147                          "8-A"),
1148         ARMCPUTestParams("exynos-m4", "armv8.2-a", "crypto-neon-fp-armv8",
1149                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1150                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1151                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1152                              AArch64::AEK_RAS | AArch64::AEK_RDM |
1153                              AArch64::AEK_SIMD,
1154                          "8.2-A"),
1155         ARMCPUTestParams("exynos-m5", "armv8.2-a", "crypto-neon-fp-armv8",
1156                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1157                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1158                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1159                              AArch64::AEK_RAS | AArch64::AEK_RDM |
1160                              AArch64::AEK_SIMD,
1161                          "8.2-A"),
1162         ARMCPUTestParams("falkor", "armv8-a", "crypto-neon-fp-armv8",
1163                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1164                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1165                              AArch64::AEK_RDM,
1166                          "8-A"),
1167         ARMCPUTestParams("kryo", "armv8-a", "crypto-neon-fp-armv8",
1168                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1169                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1170                          "8-A"),
1171         ARMCPUTestParams("neoverse-e1", "armv8.2-a", "crypto-neon-fp-armv8",
1172                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1173                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1174                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1175                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
1176                              AArch64::AEK_RDM | AArch64::AEK_SIMD |
1177                              AArch64::AEK_SSBS,
1178                          "8.2-A"),
1179         ARMCPUTestParams("neoverse-n1", "armv8.2-a", "crypto-neon-fp-armv8",
1180                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1181                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1182                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1183                              AArch64::AEK_PROFILE | AArch64::AEK_RAS |
1184                              AArch64::AEK_RCPC | AArch64::AEK_RDM |
1185                              AArch64::AEK_SIMD | AArch64::AEK_SSBS,
1186                          "8.2-A"),
1187         ARMCPUTestParams("neoverse-n2", "armv8.5-a", "crypto-neon-fp-armv8",
1188                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1189                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1190                              AArch64::AEK_FP16 | AArch64::AEK_RAS |
1191                              AArch64::AEK_LSE | AArch64::AEK_SVE |
1192                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
1193                              AArch64::AEK_RDM | AArch64::AEK_MTE |
1194                              AArch64::AEK_SSBS | AArch64::AEK_SB |
1195                              AArch64::AEK_SVE2 | AArch64::AEK_SVE2BITPERM |
1196                              AArch64::AEK_BF16 | AArch64::AEK_I8MM,
1197                          "8.5-A"),
1198         ARMCPUTestParams("ampere1", "armv8.6-a", "crypto-neon-fp-armv8",
1199                          AArch64::AEK_CRC  | AArch64::AEK_FP   | AArch64::AEK_FP16   |
1200                              AArch64::AEK_SIMD | AArch64::AEK_RAS  | AArch64::AEK_LSE     |
1201                              AArch64::AEK_RDM  | AArch64::AEK_RCPC | AArch64::AEK_DOTPROD |
1202                              AArch64::AEK_SM4  | AArch64::AEK_SHA3 | AArch64::AEK_BF16    |
1203                              AArch64::AEK_SHA2 | AArch64::AEK_AES  | AArch64::AEK_I8MM    |
1204                              AArch64::AEK_SSBS | AArch64::AEK_SB,
1205                          "8.6-A"),
1206         ARMCPUTestParams(
1207             "neoverse-512tvb", "armv8.4-a", "crypto-neon-fp-armv8",
1208             AArch64::AEK_RAS | AArch64::AEK_SVE | AArch64::AEK_SSBS |
1209                 AArch64::AEK_RCPC | AArch64::AEK_CRC | AArch64::AEK_FP |
1210                 AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
1211                 AArch64::AEK_RDM | AArch64::AEK_RCPC | AArch64::AEK_DOTPROD |
1212                 AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_BF16 |
1213                 AArch64::AEK_PROFILE | AArch64::AEK_RAND |
1214                 AArch64::AEK_FP16FML | AArch64::AEK_I8MM,
1215             "8.4-A"),
1216         ARMCPUTestParams("thunderx2t99", "armv8.1-a", "crypto-neon-fp-armv8",
1217                          AArch64::AEK_NONE | AArch64::AEK_CRC |
1218                              AArch64::AEK_CRYPTO | AArch64::AEK_LSE |
1219                              AArch64::AEK_RDM | AArch64::AEK_FP |
1220                              AArch64::AEK_SIMD,
1221                          "8.1-A"),
1222         ARMCPUTestParams("thunderx3t110", "armv8.3-a", "crypto-neon-fp-armv8",
1223                          AArch64::AEK_NONE | AArch64::AEK_CRC |
1224                              AArch64::AEK_CRYPTO | AArch64::AEK_LSE |
1225                              AArch64::AEK_RDM | AArch64::AEK_FP |
1226                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
1227                              AArch64::AEK_RCPC,
1228                          "8.3-A"),
1229         ARMCPUTestParams("thunderx", "armv8-a", "crypto-neon-fp-armv8",
1230                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1231                              AArch64::AEK_SIMD | AArch64::AEK_FP,
1232                          "8-A"),
1233         ARMCPUTestParams("thunderxt81", "armv8-a", "crypto-neon-fp-armv8",
1234                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1235                              AArch64::AEK_SIMD | AArch64::AEK_FP,
1236                          "8-A"),
1237         ARMCPUTestParams("thunderxt83", "armv8-a", "crypto-neon-fp-armv8",
1238                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1239                              AArch64::AEK_SIMD | AArch64::AEK_FP,
1240                          "8-A"),
1241         ARMCPUTestParams("thunderxt88", "armv8-a", "crypto-neon-fp-armv8",
1242                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1243                              AArch64::AEK_SIMD | AArch64::AEK_FP,
1244                          "8-A"),
1245         ARMCPUTestParams("tsv110", "armv8.2-a", "crypto-neon-fp-armv8",
1246                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1247                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1248                              AArch64::AEK_RAS | AArch64::AEK_LSE |
1249                              AArch64::AEK_RDM | AArch64::AEK_PROFILE |
1250                              AArch64::AEK_FP16 | AArch64::AEK_FP16FML |
1251                              AArch64::AEK_DOTPROD,
1252                          "8.2-A"),
1253         ARMCPUTestParams("a64fx", "armv8.2-a", "crypto-neon-fp-armv8",
1254                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1255                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1256                              AArch64::AEK_FP16 | AArch64::AEK_RAS |
1257                              AArch64::AEK_LSE | AArch64::AEK_SVE |
1258                              AArch64::AEK_RDM,
1259                          "8.2-A"),
1260         ARMCPUTestParams("carmel", "armv8.2-a", "crypto-neon-fp-armv8",
1261                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1262                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1263                              AArch64::AEK_FP16 | AArch64::AEK_RAS |
1264                              AArch64::AEK_LSE | AArch64::AEK_RDM,
1265                          "8.2-A")));
1266 
1267 static constexpr unsigned NumAArch64CPUArchs = 54;
1268 
1269 TEST(TargetParserTest, testAArch64CPUArchList) {
1270   SmallVector<StringRef, NumAArch64CPUArchs> List;
1271   AArch64::fillValidCPUArchList(List);
1272 
1273   // No list exists for these in this test suite, so ensure all are
1274   // valid, and match the expected 'magic' count.
1275   EXPECT_EQ(List.size(), NumAArch64CPUArchs);
1276   for(StringRef CPU : List) {
1277     EXPECT_NE(AArch64::parseCPUArch(CPU), AArch64::ArchKind::INVALID);
1278   }
1279 }
1280 
1281 bool testAArch64Arch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
1282                      unsigned ArchAttr) {
1283   AArch64::ArchKind AK = AArch64::parseArch(Arch);
1284   return (AK != AArch64::ArchKind::INVALID) &&
1285          AArch64::getDefaultCPU(Arch).equals(DefaultCPU) &&
1286          AArch64::getSubArch(AK).equals(SubArch) &&
1287          (AArch64::getArchAttr(AK) == ArchAttr);
1288 }
1289 
1290 TEST(TargetParserTest, testAArch64Arch) {
1291   EXPECT_TRUE(testAArch64Arch("armv8-a", "cortex-a53", "v8",
1292                               ARMBuildAttrs::CPUArch::v8_A));
1293   EXPECT_TRUE(testAArch64Arch("armv8.1-a", "generic", "v8.1a",
1294                               ARMBuildAttrs::CPUArch::v8_A));
1295   EXPECT_TRUE(testAArch64Arch("armv8.2-a", "generic", "v8.2a",
1296                               ARMBuildAttrs::CPUArch::v8_A));
1297   EXPECT_TRUE(testAArch64Arch("armv8.3-a", "generic", "v8.3a",
1298                               ARMBuildAttrs::CPUArch::v8_A));
1299   EXPECT_TRUE(testAArch64Arch("armv8.4-a", "generic", "v8.4a",
1300                               ARMBuildAttrs::CPUArch::v8_A));
1301   EXPECT_TRUE(testAArch64Arch("armv8.5-a", "generic", "v8.5a",
1302                               ARMBuildAttrs::CPUArch::v8_A));
1303   EXPECT_TRUE(testAArch64Arch("armv8.6-a", "generic", "v8.6a",
1304                               ARMBuildAttrs::CPUArch::v8_A));
1305   EXPECT_TRUE(testAArch64Arch("armv8.7-a", "generic", "v8.7a",
1306                               ARMBuildAttrs::CPUArch::v8_A));
1307   EXPECT_TRUE(testAArch64Arch("armv8.8-a", "generic", "v8.8a",
1308                               ARMBuildAttrs::CPUArch::v8_A));
1309   EXPECT_TRUE(testAArch64Arch("armv9-a", "generic", "v9a",
1310                               ARMBuildAttrs::CPUArch::v8_A));
1311   EXPECT_TRUE(testAArch64Arch("armv9.1-a", "generic", "v9.1a",
1312                               ARMBuildAttrs::CPUArch::v8_A));
1313   EXPECT_TRUE(testAArch64Arch("armv9.2-a", "generic", "v9.2a",
1314                               ARMBuildAttrs::CPUArch::v8_A));
1315 }
1316 
1317 bool testAArch64Extension(StringRef CPUName, AArch64::ArchKind AK,
1318                           StringRef ArchExt) {
1319   return AArch64::getDefaultExtensions(CPUName, AK) &
1320          AArch64::parseArchExt(ArchExt);
1321 }
1322 
1323 TEST(TargetParserTest, testAArch64Extension) {
1324   EXPECT_FALSE(testAArch64Extension("cortex-a34",
1325                                     AArch64::ArchKind::INVALID, "ras"));
1326   EXPECT_FALSE(testAArch64Extension("cortex-a35",
1327                                     AArch64::ArchKind::INVALID, "ras"));
1328   EXPECT_FALSE(testAArch64Extension("cortex-a53",
1329                                     AArch64::ArchKind::INVALID, "ras"));
1330   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1331                                     AArch64::ArchKind::INVALID, "ras"));
1332   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1333                                     AArch64::ArchKind::INVALID, "fp16"));
1334   EXPECT_FALSE(testAArch64Extension("cortex-a55",
1335                                     AArch64::ArchKind::INVALID, "fp16fml"));
1336   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1337                                     AArch64::ArchKind::INVALID, "dotprod"));
1338   EXPECT_FALSE(testAArch64Extension("cortex-a57",
1339                                     AArch64::ArchKind::INVALID, "ras"));
1340   EXPECT_FALSE(testAArch64Extension("cortex-a72",
1341                                     AArch64::ArchKind::INVALID, "ras"));
1342   EXPECT_FALSE(testAArch64Extension("cortex-a73",
1343                                     AArch64::ArchKind::INVALID, "ras"));
1344   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1345                                     AArch64::ArchKind::INVALID, "ras"));
1346   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1347                                     AArch64::ArchKind::INVALID, "fp16"));
1348   EXPECT_FALSE(testAArch64Extension("cortex-a75",
1349                                     AArch64::ArchKind::INVALID, "fp16fml"));
1350   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1351                                    AArch64::ArchKind::INVALID, "dotprod"));
1352   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1353                                    AArch64::ArchKind::INVALID, "ras"));
1354   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1355                                    AArch64::ArchKind::INVALID, "fp16"));
1356   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1357                                    AArch64::ArchKind::INVALID, "fp16fml"));
1358   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1359                                    AArch64::ArchKind::INVALID, "dotprod"));
1360   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1361                                    AArch64::ArchKind::INVALID, "lse"));
1362   EXPECT_FALSE(testAArch64Extension("cyclone",
1363                                     AArch64::ArchKind::INVALID, "ras"));
1364   EXPECT_FALSE(testAArch64Extension("exynos-m3",
1365                                     AArch64::ArchKind::INVALID, "ras"));
1366   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1367                                    AArch64::ArchKind::INVALID, "dotprod"));
1368   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1369                                    AArch64::ArchKind::INVALID, "fp16"));
1370   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1371                                    AArch64::ArchKind::INVALID, "lse"));
1372   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1373                                    AArch64::ArchKind::INVALID, "ras"));
1374   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1375                                    AArch64::ArchKind::INVALID, "rdm"));
1376   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1377                                    AArch64::ArchKind::INVALID, "dotprod"));
1378   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1379                                    AArch64::ArchKind::INVALID, "fp16"));
1380   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1381                                    AArch64::ArchKind::INVALID, "lse"));
1382   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1383                                    AArch64::ArchKind::INVALID, "ras"));
1384   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1385                                    AArch64::ArchKind::INVALID, "rdm"));
1386   EXPECT_TRUE(testAArch64Extension("falkor",
1387                                    AArch64::ArchKind::INVALID, "rdm"));
1388   EXPECT_FALSE(testAArch64Extension("kryo",
1389                                     AArch64::ArchKind::INVALID, "ras"));
1390   EXPECT_TRUE(testAArch64Extension("saphira",
1391                                     AArch64::ArchKind::INVALID, "crc"));
1392   EXPECT_TRUE(testAArch64Extension("saphira",
1393                                     AArch64::ArchKind::INVALID, "lse"));
1394   EXPECT_TRUE(testAArch64Extension("saphira",
1395                                    AArch64::ArchKind::INVALID, "rdm"));
1396   EXPECT_TRUE(testAArch64Extension("saphira",
1397                                    AArch64::ArchKind::INVALID, "ras"));
1398   EXPECT_TRUE(testAArch64Extension("saphira",
1399                                    AArch64::ArchKind::INVALID, "rcpc"));
1400   EXPECT_TRUE(testAArch64Extension("saphira",
1401                                    AArch64::ArchKind::INVALID, "profile"));
1402   EXPECT_FALSE(testAArch64Extension("saphira",
1403                                     AArch64::ArchKind::INVALID, "fp16"));
1404   EXPECT_FALSE(testAArch64Extension("thunderx2t99",
1405                                     AArch64::ArchKind::INVALID, "ras"));
1406   EXPECT_FALSE(testAArch64Extension("thunderx",
1407                                     AArch64::ArchKind::INVALID, "lse"));
1408   EXPECT_FALSE(testAArch64Extension("thunderxt81",
1409                                     AArch64::ArchKind::INVALID, "lse"));
1410   EXPECT_FALSE(testAArch64Extension("thunderxt83",
1411                                     AArch64::ArchKind::INVALID, "lse"));
1412   EXPECT_FALSE(testAArch64Extension("thunderxt88",
1413                                     AArch64::ArchKind::INVALID, "lse"));
1414   EXPECT_TRUE(testAArch64Extension("tsv110",
1415                                    AArch64::ArchKind::INVALID, "crypto"));
1416   EXPECT_FALSE(testAArch64Extension("tsv110",
1417                                     AArch64::ArchKind::INVALID, "sha3"));
1418   EXPECT_FALSE(testAArch64Extension("tsv110",
1419                                     AArch64::ArchKind::INVALID, "sm4"));
1420   EXPECT_TRUE(testAArch64Extension("tsv110",
1421                                    AArch64::ArchKind::INVALID, "ras"));
1422   EXPECT_TRUE(testAArch64Extension("tsv110",
1423                                    AArch64::ArchKind::INVALID, "profile"));
1424   EXPECT_TRUE(testAArch64Extension("tsv110",
1425                                    AArch64::ArchKind::INVALID, "fp16"));
1426   EXPECT_TRUE(testAArch64Extension("tsv110",
1427                                    AArch64::ArchKind::INVALID, "fp16fml"));
1428   EXPECT_TRUE(testAArch64Extension("tsv110",
1429                                    AArch64::ArchKind::INVALID, "dotprod"));
1430   EXPECT_TRUE(testAArch64Extension("a64fx",
1431                                    AArch64::ArchKind::INVALID, "fp16"));
1432   EXPECT_TRUE(testAArch64Extension("a64fx",
1433                                    AArch64::ArchKind::INVALID, "sve"));
1434   EXPECT_FALSE(testAArch64Extension("a64fx",
1435                                    AArch64::ArchKind::INVALID, "sve2"));
1436   EXPECT_TRUE(
1437       testAArch64Extension("carmel", AArch64::ArchKind::INVALID, "crypto"));
1438   EXPECT_TRUE(
1439       testAArch64Extension("carmel", AArch64::ArchKind::INVALID, "fp16"));
1440 
1441   EXPECT_FALSE(testAArch64Extension(
1442       "generic", AArch64::ArchKind::ARMV8A, "ras"));
1443   EXPECT_FALSE(testAArch64Extension(
1444       "generic", AArch64::ArchKind::ARMV8_1A, "ras"));
1445   EXPECT_FALSE(testAArch64Extension(
1446       "generic", AArch64::ArchKind::ARMV8_2A, "profile"));
1447   EXPECT_FALSE(testAArch64Extension(
1448       "generic", AArch64::ArchKind::ARMV8_2A, "fp16"));
1449   EXPECT_FALSE(testAArch64Extension(
1450       "generic", AArch64::ArchKind::ARMV8_2A, "fp16fml"));
1451   EXPECT_FALSE(testAArch64Extension(
1452       "generic", AArch64::ArchKind::ARMV8_3A, "fp16"));
1453   EXPECT_FALSE(testAArch64Extension(
1454       "generic", AArch64::ArchKind::ARMV8_3A, "fp16fml"));
1455   EXPECT_FALSE(testAArch64Extension(
1456       "generic", AArch64::ArchKind::ARMV8_4A, "fp16"));
1457   EXPECT_FALSE(testAArch64Extension(
1458       "generic", AArch64::ArchKind::ARMV8_4A, "fp16fml"));
1459 }
1460 
1461 TEST(TargetParserTest, AArch64ExtensionFeatures) {
1462   std::vector<uint64_t> Extensions = {
1463       AArch64::AEK_CRC,     AArch64::AEK_LSE,      AArch64::AEK_RDM,
1464       AArch64::AEK_CRYPTO,  AArch64::AEK_SM4,      AArch64::AEK_SHA3,
1465       AArch64::AEK_SHA2,    AArch64::AEK_AES,      AArch64::AEK_DOTPROD,
1466       AArch64::AEK_FP,      AArch64::AEK_SIMD,     AArch64::AEK_FP16,
1467       AArch64::AEK_FP16FML, AArch64::AEK_PROFILE,  AArch64::AEK_RAS,
1468       AArch64::AEK_SVE,     AArch64::AEK_SVE2,     AArch64::AEK_SVE2AES,
1469       AArch64::AEK_SVE2SM4, AArch64::AEK_SVE2SHA3, AArch64::AEK_SVE2BITPERM,
1470       AArch64::AEK_RCPC,    AArch64::AEK_RAND,     AArch64::AEK_MTE,
1471       AArch64::AEK_SSBS,    AArch64::AEK_SB,       AArch64::AEK_PREDRES,
1472       AArch64::AEK_BF16,    AArch64::AEK_I8MM,     AArch64::AEK_F32MM,
1473       AArch64::AEK_F64MM,   AArch64::AEK_TME,      AArch64::AEK_LS64,
1474       AArch64::AEK_BRBE,    AArch64::AEK_PAUTH,    AArch64::AEK_FLAGM,
1475       AArch64::AEK_SME,     AArch64::AEK_SMEF64,   AArch64::AEK_SMEI64,
1476       AArch64::AEK_HBC,     AArch64::AEK_MOPS,     AArch64::AEK_PERFMON};
1477 
1478   std::vector<StringRef> Features;
1479 
1480   uint64_t ExtVal = 0;
1481   for (auto Ext : Extensions)
1482     ExtVal |= Ext;
1483 
1484   // INVALID and NONE have no feature names.
1485   EXPECT_FALSE(AArch64::getExtensionFeatures(AArch64::AEK_INVALID, Features));
1486   EXPECT_TRUE(!Features.size());
1487   // We return True here because NONE is a valid choice.
1488   EXPECT_TRUE(AArch64::getExtensionFeatures(AArch64::AEK_NONE, Features));
1489   EXPECT_TRUE(!Features.size());
1490 
1491   AArch64::getExtensionFeatures(ExtVal, Features);
1492   EXPECT_EQ(Extensions.size(), Features.size());
1493 
1494   EXPECT_TRUE(llvm::is_contained(Features, "+crc"));
1495   EXPECT_TRUE(llvm::is_contained(Features, "+lse"));
1496   EXPECT_TRUE(llvm::is_contained(Features, "+rdm"));
1497   EXPECT_TRUE(llvm::is_contained(Features, "+crypto"));
1498   EXPECT_TRUE(llvm::is_contained(Features, "+sm4"));
1499   EXPECT_TRUE(llvm::is_contained(Features, "+sha3"));
1500   EXPECT_TRUE(llvm::is_contained(Features, "+sha2"));
1501   EXPECT_TRUE(llvm::is_contained(Features, "+aes"));
1502   EXPECT_TRUE(llvm::is_contained(Features, "+dotprod"));
1503   EXPECT_TRUE(llvm::is_contained(Features, "+fp-armv8"));
1504   EXPECT_TRUE(llvm::is_contained(Features, "+neon"));
1505   EXPECT_TRUE(llvm::is_contained(Features, "+fullfp16"));
1506   EXPECT_TRUE(llvm::is_contained(Features, "+fp16fml"));
1507   EXPECT_TRUE(llvm::is_contained(Features, "+spe"));
1508   EXPECT_TRUE(llvm::is_contained(Features, "+ras"));
1509   EXPECT_TRUE(llvm::is_contained(Features, "+sve"));
1510   EXPECT_TRUE(llvm::is_contained(Features, "+sve2"));
1511   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-aes"));
1512   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-sm4"));
1513   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-sha3"));
1514   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-bitperm"));
1515   EXPECT_TRUE(llvm::is_contained(Features, "+rcpc"));
1516   EXPECT_TRUE(llvm::is_contained(Features, "+rand"));
1517   EXPECT_TRUE(llvm::is_contained(Features, "+mte"));
1518   EXPECT_TRUE(llvm::is_contained(Features, "+ssbs"));
1519   EXPECT_TRUE(llvm::is_contained(Features, "+sb"));
1520   EXPECT_TRUE(llvm::is_contained(Features, "+predres"));
1521   EXPECT_TRUE(llvm::is_contained(Features, "+bf16"));
1522   EXPECT_TRUE(llvm::is_contained(Features, "+i8mm"));
1523   EXPECT_TRUE(llvm::is_contained(Features, "+f32mm"));
1524   EXPECT_TRUE(llvm::is_contained(Features, "+f64mm"));
1525   EXPECT_TRUE(llvm::is_contained(Features, "+tme"));
1526   EXPECT_TRUE(llvm::is_contained(Features, "+ls64"));
1527   EXPECT_TRUE(llvm::is_contained(Features, "+brbe"));
1528   EXPECT_TRUE(llvm::is_contained(Features, "+pauth"));
1529   EXPECT_TRUE(llvm::is_contained(Features, "+flagm"));
1530   EXPECT_TRUE(llvm::is_contained(Features, "+sme"));
1531   EXPECT_TRUE(llvm::is_contained(Features, "+sme-f64"));
1532   EXPECT_TRUE(llvm::is_contained(Features, "+sme-i64"));
1533   EXPECT_TRUE(llvm::is_contained(Features, "+hbc"));
1534   EXPECT_TRUE(llvm::is_contained(Features, "+mops"));
1535   EXPECT_TRUE(llvm::is_contained(Features, "+perfmon"));
1536 
1537   // Assuming we listed every extension above, this should produce the same
1538   // result. (note that AEK_NONE doesn't have a name so it won't be in the
1539   // result despite its bit being set)
1540   std::vector<StringRef> AllFeatures;
1541   EXPECT_TRUE(AArch64::getExtensionFeatures(-1, AllFeatures));
1542   EXPECT_THAT(Features, ::testing::ContainerEq(AllFeatures));
1543 }
1544 
1545 TEST(TargetParserTest, AArch64ArchFeatures) {
1546   std::vector<StringRef> Features;
1547 
1548   for (auto AK : AArch64::ArchKinds) {
1549     if (AK == AArch64::ArchKind::INVALID)
1550       EXPECT_FALSE(AArch64::getArchFeatures(AK, Features));
1551     else
1552       EXPECT_TRUE(AArch64::getArchFeatures(AK, Features));
1553   }
1554 }
1555 
1556 TEST(TargetParserTest, AArch64ArchExtFeature) {
1557   const char *ArchExt[][4] = {
1558       {"crc", "nocrc", "+crc", "-crc"},
1559       {"crypto", "nocrypto", "+crypto", "-crypto"},
1560       {"flagm", "noflagm", "+flagm", "-flagm"},
1561       {"fp", "nofp", "+fp-armv8", "-fp-armv8"},
1562       {"simd", "nosimd", "+neon", "-neon"},
1563       {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
1564       {"fp16fml", "nofp16fml", "+fp16fml", "-fp16fml"},
1565       {"profile", "noprofile", "+spe", "-spe"},
1566       {"ras", "noras", "+ras", "-ras"},
1567       {"lse", "nolse", "+lse", "-lse"},
1568       {"rdm", "nordm", "+rdm", "-rdm"},
1569       {"sve", "nosve", "+sve", "-sve"},
1570       {"sve2", "nosve2", "+sve2", "-sve2"},
1571       {"sve2-aes", "nosve2-aes", "+sve2-aes", "-sve2-aes"},
1572       {"sve2-sm4", "nosve2-sm4", "+sve2-sm4", "-sve2-sm4"},
1573       {"sve2-sha3", "nosve2-sha3", "+sve2-sha3", "-sve2-sha3"},
1574       {"sve2-bitperm", "nosve2-bitperm", "+sve2-bitperm", "-sve2-bitperm"},
1575       {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
1576       {"rcpc", "norcpc", "+rcpc", "-rcpc"},
1577       {"rng", "norng", "+rand", "-rand"},
1578       {"memtag", "nomemtag", "+mte", "-mte"},
1579       {"tme", "notme", "+tme", "-tme"},
1580       {"pauth", "nopauth", "+pauth", "-pauth"},
1581       {"ssbs", "nossbs", "+ssbs", "-ssbs"},
1582       {"sb", "nosb", "+sb", "-sb"},
1583       {"predres", "nopredres", "+predres", "-predres"},
1584       {"i8mm", "noi8mm", "+i8mm", "-i8mm"},
1585       {"f32mm", "nof32mm", "+f32mm", "-f32mm"},
1586       {"f64mm", "nof64mm", "+f64mm", "-f64mm"},
1587       {"sme", "nosme", "+sme", "-sme"},
1588       {"sme-f64", "nosme-f64", "+sme-f64", "-sme-f64"},
1589       {"sme-i64", "nosme-i64", "+sme-i64", "-sme-i64"},
1590       {"hbc", "nohbc", "+hbc", "-hbc"},
1591       {"mops", "nomops", "+mops", "-mops"},
1592       {"pmuv3", "nopmuv3", "+perfmon", "-perfmon"},
1593   };
1594 
1595   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
1596     EXPECT_EQ(StringRef(ArchExt[i][2]),
1597               AArch64::getArchExtFeature(ArchExt[i][0]));
1598     EXPECT_EQ(StringRef(ArchExt[i][3]),
1599               AArch64::getArchExtFeature(ArchExt[i][1]));
1600   }
1601 }
1602 
1603 } // namespace
1604