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 };
35 
36 template <ARM::ISAKind ISAKind>
37 std::string FormatExtensionFlags(uint64_t Flags) {
38   std::vector<StringRef> Features;
39 
40   if (ISAKind == ARM::ISAKind::AARCH64) {
41     // AEK_NONE is not meant to be shown to the user so the target parser
42     // does not recognise it. It is relevant here though.
43     if (Flags & AArch64::AEK_NONE)
44       Features.push_back("none");
45     AArch64::getExtensionFeatures(Flags, Features);
46   } else {
47     if (Flags & ARM::AEK_NONE)
48       Features.push_back("none");
49     ARM::getExtensionFeatures(Flags, Features);
50   }
51 
52   // The target parser also includes every extension you don't have.
53   // E.g. if AEK_CRC is not set then it adds "-crc". Not useful here.
54   Features.erase(std::remove_if(Features.begin(), Features.end(),
55                                 [](StringRef extension) {
56                                   return extension.startswith("-");
57                                 }),
58                  Features.end());
59 
60   return llvm::join(Features, ", ");
61 }
62 
63 template <ARM::ISAKind ISAKind>
64 testing::AssertionResult
65 AssertSameExtensionFlags(const char *m_expr, const char *n_expr,
66                          uint64_t ExpectedFlags, uint64_t GotFlags) {
67   if (ExpectedFlags == GotFlags)
68     return testing::AssertionSuccess();
69 
70   return testing::AssertionFailure() << llvm::formatv(
71              "Expected extension flags: {0} ({1:x})\n"
72              "     Got extension flags: {2} ({3:x})\n",
73              FormatExtensionFlags<ISAKind>(ExpectedFlags), ExpectedFlags,
74              FormatExtensionFlags<ISAKind>(GotFlags), GotFlags);
75 }
76 
77 struct ARMCPUTestParams {
78   ARMCPUTestParams(StringRef CPUName, StringRef ExpectedArch,
79                    StringRef ExpectedFPU, uint64_t ExpectedFlags,
80                    StringRef CPUAttr)
81       : CPUName(CPUName), ExpectedArch(ExpectedArch), ExpectedFPU(ExpectedFPU),
82         ExpectedFlags(ExpectedFlags), CPUAttr(CPUAttr) {}
83 
84   friend std::ostream &operator<<(std::ostream &os,
85                                   const ARMCPUTestParams &params) {
86     return os << "\"" << params.CPUName.str() << "\", \""
87               << params.ExpectedArch.str() << "\", \""
88               << params.ExpectedFPU.str() << "\", 0x" << std::hex
89               << params.ExpectedFlags << ", \"" << params.CPUAttr.str() << "\"";
90   }
91 
92   StringRef CPUName;
93   StringRef ExpectedArch;
94   StringRef ExpectedFPU;
95   uint64_t ExpectedFlags;
96   StringRef CPUAttr;
97 };
98 
99 class ARMCPUTestFixture : public ::testing::TestWithParam<ARMCPUTestParams> {};
100 
101 TEST_P(ARMCPUTestFixture, ARMCPUTests) {
102   auto params = GetParam();
103 
104   ARM::ArchKind AK = ARM::parseCPUArch(params.CPUName);
105   EXPECT_EQ(params.ExpectedArch, ARM::getArchName(AK));
106 
107   unsigned FPUKind = ARM::getDefaultFPU(params.CPUName, AK);
108   EXPECT_EQ(params.ExpectedFPU, ARM::getFPUName(FPUKind));
109 
110   uint64_t default_extensions = ARM::getDefaultExtensions(params.CPUName, AK);
111   EXPECT_PRED_FORMAT2(AssertSameExtensionFlags<ARM::ISAKind::ARM>,
112                       params.ExpectedFlags, default_extensions);
113 
114   EXPECT_EQ(params.CPUAttr, ARM::getCPUAttr(AK));
115 }
116 
117 // Note that we include ARM::AEK_NONE even when there are other extensions
118 // we expect. This is because the default extensions for a CPU are the sum
119 // of the default extensions for its architecture and for the CPU.
120 // So if a CPU has no extra extensions, it adds AEK_NONE.
121 INSTANTIATE_TEST_CASE_P(
122     ARMCPUTestsPart1, ARMCPUTestFixture,
123     ::testing::Values(
124         ARMCPUTestParams("invalid", "invalid", "invalid", ARM::AEK_NONE, ""),
125         ARMCPUTestParams("generic", "invalid", "none", ARM::AEK_NONE, ""),
126 
127         ARMCPUTestParams("arm2", "armv2", "none", ARM::AEK_NONE, "2"),
128         ARMCPUTestParams("arm3", "armv2a", "none", ARM::AEK_NONE, "2A"),
129         ARMCPUTestParams("arm6", "armv3", "none", ARM::AEK_NONE, "3"),
130         ARMCPUTestParams("arm7m", "armv3m", "none", ARM::AEK_NONE, "3M"),
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("arm9312", "armv4t", "none", ARM::AEK_NONE, "4T"),
147         ARMCPUTestParams("arm940t", "armv4t", "none", ARM::AEK_NONE, "4T"),
148         ARMCPUTestParams("ep9312", "armv4t", "none", ARM::AEK_NONE, "4T"),
149         ARMCPUTestParams("arm10tdmi", "armv5t", "none", ARM::AEK_NONE, "5T"),
150         ARMCPUTestParams("arm1020t", "armv5t", "none", ARM::AEK_NONE, "5T"),
151         ARMCPUTestParams("arm9e", "armv5te", "none",
152                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
153         ARMCPUTestParams("arm946e-s", "armv5te", "none",
154                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
155         ARMCPUTestParams("arm966e-s", "armv5te", "none",
156                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
157         ARMCPUTestParams("arm968e-s", "armv5te", "none",
158                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
159         ARMCPUTestParams("arm10e", "armv5te", "none",
160                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
161         ARMCPUTestParams("arm1020e", "armv5te", "none",
162                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
163         ARMCPUTestParams("arm1022e", "armv5te", "none",
164                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
165         ARMCPUTestParams("arm926ej-s", "armv5tej", "none",
166                          ARM::AEK_NONE | ARM::AEK_DSP, "5TEJ"),
167         ARMCPUTestParams("arm1136j-s", "armv6", "none",
168                          ARM::AEK_NONE | ARM::AEK_DSP, "6"),
169         ARMCPUTestParams("arm1136jf-s", "armv6", "vfpv2",
170                          ARM::AEK_NONE | ARM::AEK_DSP, "6"),
171         ARMCPUTestParams("arm1136jz-s", "armv6", "none",
172                          ARM::AEK_NONE | ARM::AEK_DSP, "6"),
173         ARMCPUTestParams("arm1176jz-s", "armv6kz", "none",
174                          ARM::AEK_NONE | ARM::AEK_SEC | ARM::AEK_DSP, "6KZ"),
175         ARMCPUTestParams("mpcore", "armv6k", "vfpv2",
176                          ARM::AEK_NONE | ARM::AEK_DSP, "6K"),
177         ARMCPUTestParams("mpcorenovfp", "armv6k", "none",
178                          ARM::AEK_NONE | ARM::AEK_DSP, "6K"),
179         ARMCPUTestParams("arm1176jzf-s", "armv6kz", "vfpv2",
180                          ARM::AEK_NONE | ARM::AEK_SEC | ARM::AEK_DSP, "6KZ"),
181         ARMCPUTestParams("arm1156t2-s", "armv6t2", "none",
182                          ARM::AEK_NONE | ARM::AEK_DSP, "6T2"),
183         ARMCPUTestParams("arm1156t2f-s", "armv6t2", "vfpv2",
184                          ARM::AEK_NONE | ARM::AEK_DSP, "6T2"),
185         ARMCPUTestParams("cortex-m0", "armv6-m", "none", ARM::AEK_NONE, "6-M"),
186         ARMCPUTestParams("cortex-m0plus", "armv6-m", "none", ARM::AEK_NONE,
187                          "6-M"),
188         ARMCPUTestParams("cortex-m1", "armv6-m", "none", ARM::AEK_NONE, "6-M"),
189         ARMCPUTestParams("sc000", "armv6-m", "none", ARM::AEK_NONE, "6-M"),
190         ARMCPUTestParams("cortex-a5", "armv7-a", "neon-vfpv4",
191                          ARM::AEK_MP | ARM::AEK_SEC | ARM::AEK_DSP, "7-A"),
192         ARMCPUTestParams("cortex-a7", "armv7-a", "neon-vfpv4",
193                          ARM::AEK_HWDIVTHUMB | ARM::AEK_HWDIVARM | ARM::AEK_MP |
194                              ARM::AEK_SEC | ARM::AEK_VIRT | ARM::AEK_DSP,
195                          "7-A"),
196         ARMCPUTestParams("cortex-a8", "armv7-a", "neon",
197                          ARM::AEK_SEC | ARM::AEK_DSP, "7-A")), );
198 
199 // gtest in llvm has a limit of 50 test cases when using ::Values so we split
200 // them into 2 blocks
201 INSTANTIATE_TEST_CASE_P(
202     ARMCPUTestsPart2, ARMCPUTestFixture,
203     ::testing::Values(
204         ARMCPUTestParams("cortex-a9", "armv7-a", "neon-fp16",
205                          ARM::AEK_MP | ARM::AEK_SEC | ARM::AEK_DSP, "7-A"),
206         ARMCPUTestParams("cortex-a12", "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-a15", "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("cortex-a17", "armv7-a", "neon-vfpv4",
217                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
218                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
219                              ARM::AEK_DSP,
220                          "7-A"),
221         ARMCPUTestParams("krait", "armv7-a", "neon-vfpv4",
222                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
223                          "7-A"),
224         ARMCPUTestParams("cortex-r4", "armv7-r", "none",
225                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
226                          "7-R"),
227         ARMCPUTestParams("cortex-r4f", "armv7-r", "vfpv3-d16",
228                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
229                          "7-R"),
230         ARMCPUTestParams("cortex-r5", "armv7-r", "vfpv3-d16",
231                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
232                              ARM::AEK_DSP,
233                          "7-R"),
234         ARMCPUTestParams("cortex-r7", "armv7-r", "vfpv3-d16-fp16",
235                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
236                              ARM::AEK_DSP,
237                          "7-R"),
238         ARMCPUTestParams("cortex-r8", "armv7-r", "vfpv3-d16-fp16",
239                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
240                              ARM::AEK_DSP,
241                          "7-R"),
242         ARMCPUTestParams("cortex-r52", "armv8-r", "neon-fp-armv8",
243                          ARM::AEK_NONE | ARM::AEK_CRC | ARM::AEK_MP |
244                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
245                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
246                          "8-R"),
247         ARMCPUTestParams("sc300", "armv7-m", "none",
248                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB, "7-M"),
249         ARMCPUTestParams("cortex-m3", "armv7-m", "none",
250                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB, "7-M"),
251         ARMCPUTestParams("cortex-m4", "armv7e-m", "fpv4-sp-d16",
252                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
253                          "7E-M"),
254         ARMCPUTestParams("cortex-m7", "armv7e-m", "fpv5-d16",
255                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
256                          "7E-M"),
257         ARMCPUTestParams("cortex-a32", "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-a35", "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-a53", "armv8-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                          "8-A"),
272         ARMCPUTestParams("cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
273                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
274                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
275                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
276                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
277                          "8.2-A"),
278         ARMCPUTestParams("cortex-a57", "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-a72", "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-a73", "armv8-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                          "8-A"),
293         ARMCPUTestParams("cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
294                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
295                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
296                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
297                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
298                          "8.2-A"),
299         ARMCPUTestParams("cortex-a76", "armv8.2-a", "crypto-neon-fp-armv8",
300                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
301                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
302                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
303                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
304                          "8.2-A"),
305         ARMCPUTestParams("cortex-a76ae", "armv8.2-a", "crypto-neon-fp-armv8",
306                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
307                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
308                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
309                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
310                          "8.2-A"),
311         ARMCPUTestParams("cortex-a77", "armv8.2-a", "crypto-neon-fp-armv8",
312                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
313                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
314                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
315                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
316                          "8.2-A"),
317         ARMCPUTestParams("cortex-a78", "armv8.2-a", "crypto-neon-fp-armv8",
318                          ARM::AEK_DOTPROD | ARM::AEK_FP16 | ARM::AEK_SEC |
319                              ARM::AEK_MP | ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
320                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_CRC |
321                              ARM::AEK_RAS,
322                          "8.2-A"),
323         ARMCPUTestParams("cortex-x1", "armv8.2-a", "crypto-neon-fp-armv8",
324                          ARM::AEK_RAS | ARM::AEK_FP16 | ARM::AEK_DOTPROD |
325                              ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
326                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
327                              ARM::AEK_DSP | ARM::AEK_CRC | ARM::AEK_RAS,
328                          "8.2-A"),
329         ARMCPUTestParams("neoverse-n1", "armv8.2-a", "crypto-neon-fp-armv8",
330                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
331                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
332                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
333                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
334                          "8.2-A"),
335         ARMCPUTestParams("neoverse-n2", "armv8.5-a", "crypto-neon-fp-armv8",
336                          ARM::AEK_CRC | ARM::AEK_HWDIVTHUMB |
337                              ARM::AEK_HWDIVARM | ARM::AEK_MP | ARM::AEK_SEC |
338                              ARM::AEK_VIRT | ARM::AEK_DSP | ARM::AEK_BF16 |
339                              ARM::AEK_DOTPROD | ARM::AEK_RAS | ARM::AEK_I8MM |
340                              ARM::AEK_SB,
341                          "8.5-A"),
342         ARMCPUTestParams("neoverse-v1", "armv8.4-a", "crypto-neon-fp-armv8",
343                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
344                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
345                              ARM::AEK_DSP | ARM::AEK_CRC | ARM::AEK_RAS |
346                              ARM::AEK_FP16 | ARM::AEK_BF16 | ARM::AEK_DOTPROD,
347                          "8.4-A"),
348         ARMCPUTestParams("cyclone", "armv8-a", "crypto-neon-fp-armv8",
349                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
350                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
351                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
352                          "8-A"),
353         ARMCPUTestParams("exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
354                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
355                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
356                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
357                          "8-A"),
358         ARMCPUTestParams("exynos-m4", "armv8.2-a", "crypto-neon-fp-armv8",
359                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
360                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
361                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
362                              ARM::AEK_DOTPROD | ARM::AEK_FP16 | ARM::AEK_RAS,
363                          "8.2-A"),
364         ARMCPUTestParams("exynos-m5", "armv8.2-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                              ARM::AEK_DOTPROD | ARM::AEK_FP16 | ARM::AEK_RAS,
369                          "8.2-A"),
370         ARMCPUTestParams("cortex-m23", "armv8-m.base", "none",
371                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB, "8-M.Baseline"),
372         ARMCPUTestParams("cortex-m33", "armv8-m.main", "fpv5-sp-d16",
373                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"),
374         ARMCPUTestParams("cortex-m35p", "armv8-m.main", "fpv5-sp-d16",
375                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"),
376         ARMCPUTestParams("cortex-m55", "armv8.1-m.main",
377                          "fp-armv8-fullfp16-d16",
378                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_SIMD |
379                              ARM::AEK_FP | ARM::AEK_RAS | ARM::AEK_LOB |
380                              ARM::AEK_FP16,
381                          "8.1-M.Mainline"),
382         ARMCPUTestParams("iwmmxt", "iwmmxt", "none", ARM::AEK_NONE, "iwmmxt"),
383         ARMCPUTestParams("xscale", "xscale", "none", ARM::AEK_NONE, "xscale"),
384         ARMCPUTestParams("swift", "armv7s", "neon-vfpv4",
385                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
386                          "7-S")), );
387 
388 static constexpr unsigned NumARMCPUArchs = 91;
389 
390 TEST(TargetParserTest, testARMCPUArchList) {
391   SmallVector<StringRef, NumARMCPUArchs> List;
392   ARM::fillValidCPUArchList(List);
393 
394   // No list exists for these in this test suite, so ensure all are
395   // valid, and match the expected 'magic' count.
396   EXPECT_EQ(List.size(), NumARMCPUArchs);
397   for(StringRef CPU : List) {
398     EXPECT_NE(ARM::parseCPUArch(CPU), ARM::ArchKind::INVALID);
399   }
400 }
401 
402 TEST(TargetParserTest, testInvalidARMArch) {
403   auto InvalidArchStrings = {"armv", "armv99", "noarm"};
404   for (const char* InvalidArch : InvalidArchStrings)
405     EXPECT_EQ(ARM::parseArch(InvalidArch), ARM::ArchKind::INVALID);
406 }
407 
408 bool testARMArch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
409                  unsigned ArchAttr) {
410   ARM::ArchKind AK = ARM::parseArch(Arch);
411   bool Result = (AK != ARM::ArchKind::INVALID);
412   Result &= ARM::getDefaultCPU(Arch).equals(DefaultCPU);
413   Result &= ARM::getSubArch(AK).equals(SubArch);
414   Result &= (ARM::getArchAttr(AK) == ArchAttr);
415   return Result;
416 }
417 
418 TEST(TargetParserTest, testARMArch) {
419   EXPECT_TRUE(
420       testARMArch("armv2", "arm2", "v2",
421                           ARMBuildAttrs::CPUArch::Pre_v4));
422   EXPECT_TRUE(
423       testARMArch("armv2a", "arm3", "v2a",
424                           ARMBuildAttrs::CPUArch::Pre_v4));
425   EXPECT_TRUE(
426       testARMArch("armv3", "arm6", "v3",
427                           ARMBuildAttrs::CPUArch::Pre_v4));
428   EXPECT_TRUE(
429       testARMArch("armv3m", "arm7m", "v3m",
430                           ARMBuildAttrs::CPUArch::Pre_v4));
431   EXPECT_TRUE(
432       testARMArch("armv4", "strongarm", "v4",
433                           ARMBuildAttrs::CPUArch::v4));
434   EXPECT_TRUE(
435       testARMArch("armv4t", "arm7tdmi", "v4t",
436                           ARMBuildAttrs::CPUArch::v4T));
437   EXPECT_TRUE(
438       testARMArch("armv5t", "arm10tdmi", "v5",
439                           ARMBuildAttrs::CPUArch::v5T));
440   EXPECT_TRUE(
441       testARMArch("armv5te", "arm1022e", "v5e",
442                           ARMBuildAttrs::CPUArch::v5TE));
443   EXPECT_TRUE(
444       testARMArch("armv5tej", "arm926ej-s", "v5e",
445                           ARMBuildAttrs::CPUArch::v5TEJ));
446   EXPECT_TRUE(
447       testARMArch("armv6", "arm1136jf-s", "v6",
448                           ARMBuildAttrs::CPUArch::v6));
449   EXPECT_TRUE(
450       testARMArch("armv6k", "mpcore", "v6k",
451                           ARMBuildAttrs::CPUArch::v6K));
452   EXPECT_TRUE(
453       testARMArch("armv6t2", "arm1156t2-s", "v6t2",
454                           ARMBuildAttrs::CPUArch::v6T2));
455   EXPECT_TRUE(
456       testARMArch("armv6kz", "arm1176jzf-s", "v6kz",
457                           ARMBuildAttrs::CPUArch::v6KZ));
458   EXPECT_TRUE(
459       testARMArch("armv6-m", "cortex-m0", "v6m",
460                           ARMBuildAttrs::CPUArch::v6_M));
461   EXPECT_TRUE(
462       testARMArch("armv7-a", "generic", "v7",
463                           ARMBuildAttrs::CPUArch::v7));
464   EXPECT_TRUE(
465       testARMArch("armv7ve", "generic", "v7ve",
466                           ARMBuildAttrs::CPUArch::v7));
467   EXPECT_TRUE(
468       testARMArch("armv7-r", "cortex-r4", "v7r",
469                           ARMBuildAttrs::CPUArch::v7));
470   EXPECT_TRUE(
471       testARMArch("armv7-m", "cortex-m3", "v7m",
472                           ARMBuildAttrs::CPUArch::v7));
473   EXPECT_TRUE(
474       testARMArch("armv7e-m", "cortex-m4", "v7em",
475                           ARMBuildAttrs::CPUArch::v7E_M));
476   EXPECT_TRUE(
477       testARMArch("armv8-a", "generic", "v8",
478                           ARMBuildAttrs::CPUArch::v8_A));
479   EXPECT_TRUE(
480       testARMArch("armv8.1-a", "generic", "v8.1a",
481                           ARMBuildAttrs::CPUArch::v8_A));
482   EXPECT_TRUE(
483       testARMArch("armv8.2-a", "generic", "v8.2a",
484                           ARMBuildAttrs::CPUArch::v8_A));
485   EXPECT_TRUE(
486       testARMArch("armv8.3-a", "generic", "v8.3a",
487                           ARMBuildAttrs::CPUArch::v8_A));
488   EXPECT_TRUE(
489       testARMArch("armv8.4-a", "generic", "v8.4a",
490                           ARMBuildAttrs::CPUArch::v8_A));
491   EXPECT_TRUE(
492       testARMArch("armv8.5-a", "generic", "v8.5a",
493                           ARMBuildAttrs::CPUArch::v8_A));
494   EXPECT_TRUE(
495       testARMArch("armv8.6-a", "generic", "v8.6a",
496                           ARMBuildAttrs::CPUArch::v8_A));
497   EXPECT_TRUE(
498       testARMArch("armv8.7-a", "generic", "v8.7a",
499                           ARMBuildAttrs::CPUArch::v8_A));
500   EXPECT_TRUE(
501       testARMArch("armv8-r", "cortex-r52", "v8r",
502                           ARMBuildAttrs::CPUArch::v8_R));
503   EXPECT_TRUE(
504       testARMArch("armv8-m.base", "generic", "v8m.base",
505                           ARMBuildAttrs::CPUArch::v8_M_Base));
506   EXPECT_TRUE(
507       testARMArch("armv8-m.main", "generic", "v8m.main",
508                           ARMBuildAttrs::CPUArch::v8_M_Main));
509   EXPECT_TRUE(
510       testARMArch("armv8.1-m.main", "generic", "v8.1m.main",
511                           ARMBuildAttrs::CPUArch::v8_1_M_Main));
512   EXPECT_TRUE(
513       testARMArch("iwmmxt", "iwmmxt", "",
514                           ARMBuildAttrs::CPUArch::v5TE));
515   EXPECT_TRUE(
516       testARMArch("iwmmxt2", "generic", "",
517                           ARMBuildAttrs::CPUArch::v5TE));
518   EXPECT_TRUE(
519       testARMArch("xscale", "xscale", "v5e",
520                           ARMBuildAttrs::CPUArch::v5TE));
521   EXPECT_TRUE(
522       testARMArch("armv7s", "swift", "v7s",
523                           ARMBuildAttrs::CPUArch::v7));
524   EXPECT_TRUE(
525       testARMArch("armv7k", "generic", "v7k",
526                           ARMBuildAttrs::CPUArch::v7));
527 }
528 
529 bool testARMExtension(StringRef CPUName,ARM::ArchKind ArchKind, StringRef ArchExt) {
530   return ARM::getDefaultExtensions(CPUName, ArchKind) &
531          ARM::parseArchExt(ArchExt);
532 }
533 
534 TEST(TargetParserTest, testARMExtension) {
535   EXPECT_FALSE(testARMExtension("arm2", ARM::ArchKind::INVALID, "thumb"));
536   EXPECT_FALSE(testARMExtension("arm3", ARM::ArchKind::INVALID, "thumb"));
537   EXPECT_FALSE(testARMExtension("arm6", ARM::ArchKind::INVALID, "thumb"));
538   EXPECT_FALSE(testARMExtension("arm7m", ARM::ArchKind::INVALID, "thumb"));
539   EXPECT_FALSE(testARMExtension("strongarm", ARM::ArchKind::INVALID, "dsp"));
540   EXPECT_FALSE(testARMExtension("arm7tdmi", ARM::ArchKind::INVALID, "dsp"));
541   EXPECT_FALSE(testARMExtension("arm10tdmi",
542                                 ARM::ArchKind::INVALID, "simd"));
543   EXPECT_FALSE(testARMExtension("arm1022e", ARM::ArchKind::INVALID, "simd"));
544   EXPECT_FALSE(testARMExtension("arm926ej-s",
545                                 ARM::ArchKind::INVALID, "simd"));
546   EXPECT_FALSE(testARMExtension("arm1136jf-s",
547                                 ARM::ArchKind::INVALID, "crypto"));
548   EXPECT_FALSE(testARMExtension("arm1176j-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       EXPECT_EQ(ARM::ProfileKind::A, ARM::parseArchProfile(ARMArch[i]));
836       break;
837     default:
838       EXPECT_EQ(ARM::ProfileKind::INVALID, ARM::parseArchProfile(ARMArch[i]));
839       break;
840     }
841   }
842 }
843 
844 TEST(TargetParserTest, ARMparseArchVersion) {
845   for (unsigned i = 0; i < array_lengthof(ARMArch); i++)
846     if (((std::string)ARMArch[i]).substr(0, 4) == "armv")
847       EXPECT_EQ((ARMArch[i][4] - 48u), ARM::parseArchVersion(ARMArch[i]));
848     else
849       EXPECT_EQ(5u, ARM::parseArchVersion(ARMArch[i]));
850 }
851 
852 class AArch64CPUTestFixture
853     : public ::testing::TestWithParam<ARMCPUTestParams> {};
854 
855 TEST_P(AArch64CPUTestFixture, testAArch64CPU) {
856   ARMCPUTestParams params = GetParam();
857 
858   AArch64::ArchKind AK = AArch64::parseCPUArch(params.CPUName);
859   EXPECT_EQ(params.ExpectedArch, AArch64::getArchName(AK));
860 
861   uint64_t default_extensions =
862       AArch64::getDefaultExtensions(params.CPUName, AK);
863   EXPECT_PRED_FORMAT2(AssertSameExtensionFlags<ARM::ISAKind::AARCH64>,
864                       params.ExpectedFlags, default_extensions);
865 
866   unsigned FPUKind = AArch64::getDefaultFPU(params.CPUName, AK);
867   EXPECT_EQ(params.ExpectedFPU, ARM::getFPUName(FPUKind));
868 
869   EXPECT_EQ(params.CPUAttr, AArch64::getCPUAttr(AK));
870 }
871 
872 INSTANTIATE_TEST_CASE_P(
873     AArch64CPUTests, AArch64CPUTestFixture,
874     ::testing::Values(
875         ARMCPUTestParams("invalid", "invalid", "invalid", AArch64::AEK_NONE,
876                          ""),
877         ARMCPUTestParams("generic", "invalid", "none", AArch64::AEK_NONE, ""),
878 
879         ARMCPUTestParams("cortex-a34", "armv8-a", "crypto-neon-fp-armv8",
880                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
881                              AArch64::AEK_FP | AArch64::AEK_SIMD,
882                          "8-A"),
883         ARMCPUTestParams("cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
884                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
885                              AArch64::AEK_FP | AArch64::AEK_SIMD,
886                          "8-A"),
887         ARMCPUTestParams("cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
888                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
889                              AArch64::AEK_FP | AArch64::AEK_SIMD,
890                          "8-A"),
891         ARMCPUTestParams("cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
892                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
893                              AArch64::AEK_FP | AArch64::AEK_SIMD |
894                              AArch64::AEK_RAS | AArch64::AEK_LSE |
895                              AArch64::AEK_RDM | AArch64::AEK_FP16 |
896                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC,
897                          "8.2-A"),
898         ARMCPUTestParams("cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
899                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
900                              AArch64::AEK_FP | AArch64::AEK_SIMD,
901                          "8-A"),
902         ARMCPUTestParams("cortex-a65", "armv8.2-a", "crypto-neon-fp-armv8",
903                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
904                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
905                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
906                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
907                              AArch64::AEK_RDM | AArch64::AEK_SIMD |
908                              AArch64::AEK_SSBS,
909                          "8.2-A"),
910         ARMCPUTestParams("cortex-a65ae", "armv8.2-a", "crypto-neon-fp-armv8",
911                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
912                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
913                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
914                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
915                              AArch64::AEK_RDM | AArch64::AEK_SIMD |
916                              AArch64::AEK_SSBS,
917                          "8.2-A"),
918         ARMCPUTestParams("cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
919                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
920                              AArch64::AEK_FP | AArch64::AEK_SIMD,
921                          "8-A"),
922         ARMCPUTestParams("cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
923                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
924                              AArch64::AEK_FP | AArch64::AEK_SIMD,
925                          "8-A"),
926         ARMCPUTestParams("cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
927                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
928                              AArch64::AEK_FP | AArch64::AEK_SIMD |
929                              AArch64::AEK_RAS | AArch64::AEK_LSE |
930                              AArch64::AEK_RDM | AArch64::AEK_FP16 |
931                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC,
932                          "8.2-A"),
933         ARMCPUTestParams("cortex-a76", "armv8.2-a", "crypto-neon-fp-armv8",
934                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
935                              AArch64::AEK_FP | AArch64::AEK_RDM |
936                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
937                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
938                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
939                              AArch64::AEK_SSBS,
940                          "8.2-A"),
941         ARMCPUTestParams("cortex-a76ae", "armv8.2-a", "crypto-neon-fp-armv8",
942                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
943                              AArch64::AEK_FP | AArch64::AEK_RDM |
944                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
945                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
946                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
947                              AArch64::AEK_SSBS,
948                          "8.2-A"),
949         ARMCPUTestParams("cortex-a77", "armv8.2-a", "crypto-neon-fp-armv8",
950                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
951                              AArch64::AEK_FP | AArch64::AEK_RDM |
952                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
953                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
954                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
955                              AArch64::AEK_SSBS,
956                          "8.2-A"),
957         ARMCPUTestParams("cortex-a78", "armv8.2-a", "crypto-neon-fp-armv8",
958                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
959                              AArch64::AEK_FP | AArch64::AEK_RDM |
960                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
961                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
962                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
963                              AArch64::AEK_SSBS,
964                          "8.2-A"),
965         ARMCPUTestParams(
966             "neoverse-v1", "armv8.4-a", "crypto-neon-fp-armv8",
967             AArch64::AEK_RAS | AArch64::AEK_SVE | AArch64::AEK_SSBS |
968                 AArch64::AEK_RCPC | AArch64::AEK_CRC | AArch64::AEK_FP |
969                 AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
970                 AArch64::AEK_RDM | AArch64::AEK_RCPC | AArch64::AEK_DOTPROD |
971                 AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_BF16,
972             "8.4-A"),
973         ARMCPUTestParams("cortex-r82", "armv8-r", "crypto-neon-fp-armv8",
974                          AArch64::AEK_CRC | AArch64::AEK_RDM |
975                              AArch64::AEK_SSBS | AArch64::AEK_DOTPROD |
976                              AArch64::AEK_FP | AArch64::AEK_SIMD |
977                              AArch64::AEK_FP16 | AArch64::AEK_FP16FML |
978                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
979                              AArch64::AEK_LSE | AArch64::AEK_SB,
980                          "8-R"),
981         ARMCPUTestParams("cortex-x1", "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("cyclone", "armv8-a", "crypto-neon-fp-armv8",
990                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
991                              AArch64::AEK_FP | AArch64::AEK_SIMD,
992                          "8-A"),
993         ARMCPUTestParams("apple-a7", "armv8-a", "crypto-neon-fp-armv8",
994                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
995                              AArch64::AEK_FP | AArch64::AEK_SIMD,
996                          "8-A"),
997         ARMCPUTestParams("apple-a8", "armv8-a", "crypto-neon-fp-armv8",
998                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
999                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1000                          "8-A"),
1001         ARMCPUTestParams("apple-a9", "armv8-a", "crypto-neon-fp-armv8",
1002                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
1003                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1004                          "8-A"),
1005         ARMCPUTestParams("apple-a10", "armv8-a", "crypto-neon-fp-armv8",
1006                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1007                              AArch64::AEK_FP | AArch64::AEK_RDM |
1008                              AArch64::AEK_SIMD,
1009                          "8-A"),
1010         ARMCPUTestParams("apple-a11", "armv8.2-a", "crypto-neon-fp-armv8",
1011                          AArch64::AEK_NONE | AArch64::AEK_CRC |
1012                              AArch64::AEK_CRYPTO | AArch64::AEK_FP |
1013                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1014                              AArch64::AEK_RDM | AArch64::AEK_SIMD,
1015                          "8.2-A"),
1016         ARMCPUTestParams("apple-a12", "armv8.3-a", "crypto-neon-fp-armv8",
1017                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1018                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1019                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1020                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1021                              AArch64::AEK_FP16,
1022                          "8.3-A"),
1023         ARMCPUTestParams("apple-a13", "armv8.4-a", "crypto-neon-fp-armv8",
1024                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1025                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1026                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1027                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1028                              AArch64::AEK_DOTPROD | AArch64::AEK_FP16 |
1029                              AArch64::AEK_FP16FML,
1030                          "8.4-A"),
1031         ARMCPUTestParams("apple-s4", "armv8.3-a", "crypto-neon-fp-armv8",
1032                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1033                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1034                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1035                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1036                              AArch64::AEK_FP16,
1037                          "8.3-A"),
1038         ARMCPUTestParams("apple-s5", "armv8.3-a", "crypto-neon-fp-armv8",
1039                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1040                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1041                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1042                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1043                              AArch64::AEK_FP16,
1044                          "8.3-A"),
1045         ARMCPUTestParams("exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
1046                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1047                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1048                          "8-A"),
1049         ARMCPUTestParams("exynos-m4", "armv8.2-a", "crypto-neon-fp-armv8",
1050                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1051                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1052                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1053                              AArch64::AEK_RAS | AArch64::AEK_RDM |
1054                              AArch64::AEK_SIMD,
1055                          "8.2-A"),
1056         ARMCPUTestParams("exynos-m5", "armv8.2-a", "crypto-neon-fp-armv8",
1057                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1058                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1059                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1060                              AArch64::AEK_RAS | AArch64::AEK_RDM |
1061                              AArch64::AEK_SIMD,
1062                          "8.2-A"),
1063         ARMCPUTestParams("falkor", "armv8-a", "crypto-neon-fp-armv8",
1064                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1065                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1066                              AArch64::AEK_RDM,
1067                          "8-A"),
1068         ARMCPUTestParams("kryo", "armv8-a", "crypto-neon-fp-armv8",
1069                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1070                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1071                          "8-A"),
1072         ARMCPUTestParams("neoverse-e1", "armv8.2-a", "crypto-neon-fp-armv8",
1073                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1074                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1075                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1076                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
1077                              AArch64::AEK_RDM | AArch64::AEK_SIMD |
1078                              AArch64::AEK_SSBS,
1079                          "8.2-A"),
1080         ARMCPUTestParams("neoverse-n1", "armv8.2-a", "crypto-neon-fp-armv8",
1081                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1082                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1083                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1084                              AArch64::AEK_PROFILE | AArch64::AEK_RAS |
1085                              AArch64::AEK_RCPC | AArch64::AEK_RDM |
1086                              AArch64::AEK_SIMD | AArch64::AEK_SSBS,
1087                          "8.2-A"),
1088         ARMCPUTestParams("neoverse-n2", "armv8.5-a", "crypto-neon-fp-armv8",
1089                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1090                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1091                              AArch64::AEK_FP16 | AArch64::AEK_RAS |
1092                              AArch64::AEK_LSE | AArch64::AEK_SVE |
1093                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
1094                              AArch64::AEK_RDM | AArch64::AEK_MTE |
1095                              AArch64::AEK_SSBS | AArch64::AEK_SB |
1096                              AArch64::AEK_SVE2 | AArch64::AEK_SVE2BITPERM |
1097                              AArch64::AEK_BF16 | AArch64::AEK_I8MM,
1098                          "8.5-A"),
1099         ARMCPUTestParams("thunderx2t99", "armv8.1-a", "crypto-neon-fp-armv8",
1100                          AArch64::AEK_NONE | AArch64::AEK_CRC |
1101                              AArch64::AEK_CRYPTO | AArch64::AEK_LSE |
1102                              AArch64::AEK_RDM | AArch64::AEK_FP |
1103                              AArch64::AEK_SIMD,
1104                          "8.1-A"),
1105         ARMCPUTestParams("thunderx3t110", "armv8.3-a", "crypto-neon-fp-armv8",
1106                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1107                              AArch64::AEK_LSE | AArch64::AEK_RDM |
1108                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1109                              AArch64::AEK_PROFILE | AArch64::AEK_RAS |
1110                              AArch64::AEK_RAND | AArch64::AEK_RCPC,
1111                          "8.3-A"),
1112         ARMCPUTestParams("thunderx", "armv8-a", "crypto-neon-fp-armv8",
1113                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1114                              AArch64::AEK_SIMD | AArch64::AEK_FP |
1115                              AArch64::AEK_PROFILE,
1116                          "8-A"),
1117         ARMCPUTestParams("thunderxt81", "armv8-a", "crypto-neon-fp-armv8",
1118                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1119                              AArch64::AEK_SIMD | AArch64::AEK_FP |
1120                              AArch64::AEK_PROFILE,
1121                          "8-A"),
1122         ARMCPUTestParams("thunderxt83", "armv8-a", "crypto-neon-fp-armv8",
1123                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1124                              AArch64::AEK_SIMD | AArch64::AEK_FP |
1125                              AArch64::AEK_PROFILE,
1126                          "8-A"),
1127         ARMCPUTestParams("thunderxt88", "armv8-a", "crypto-neon-fp-armv8",
1128                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1129                              AArch64::AEK_SIMD | AArch64::AEK_FP |
1130                              AArch64::AEK_PROFILE,
1131                          "8-A"),
1132         ARMCPUTestParams("tsv110", "armv8.2-a", "crypto-neon-fp-armv8",
1133                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1134                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1135                              AArch64::AEK_RAS | AArch64::AEK_LSE |
1136                              AArch64::AEK_RDM | AArch64::AEK_PROFILE |
1137                              AArch64::AEK_FP16 | AArch64::AEK_FP16FML |
1138                              AArch64::AEK_DOTPROD,
1139                          "8.2-A"),
1140         ARMCPUTestParams("a64fx", "armv8.2-a", "crypto-neon-fp-armv8",
1141                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1142                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1143                              AArch64::AEK_FP16 | AArch64::AEK_RAS |
1144                              AArch64::AEK_LSE | AArch64::AEK_SVE |
1145                              AArch64::AEK_RDM,
1146                          "8.2-A"),
1147         ARMCPUTestParams("carmel", "armv8.2-a", "crypto-neon-fp-armv8",
1148                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1149                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1150                              AArch64::AEK_FP16 | AArch64::AEK_RAS |
1151                              AArch64::AEK_LSE | AArch64::AEK_RDM,
1152                          "8.2-A")), );
1153 
1154 static constexpr unsigned NumAArch64CPUArchs = 45;
1155 
1156 TEST(TargetParserTest, testAArch64CPUArchList) {
1157   SmallVector<StringRef, NumAArch64CPUArchs> List;
1158   AArch64::fillValidCPUArchList(List);
1159 
1160   // No list exists for these in this test suite, so ensure all are
1161   // valid, and match the expected 'magic' count.
1162   EXPECT_EQ(List.size(), NumAArch64CPUArchs);
1163   for(StringRef CPU : List) {
1164     EXPECT_NE(AArch64::parseCPUArch(CPU), AArch64::ArchKind::INVALID);
1165   }
1166 }
1167 
1168 bool testAArch64Arch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
1169                      unsigned ArchAttr) {
1170   AArch64::ArchKind AK = AArch64::parseArch(Arch);
1171   return (AK != AArch64::ArchKind::INVALID) &
1172          AArch64::getDefaultCPU(Arch).equals(DefaultCPU) &
1173          AArch64::getSubArch(AK).equals(SubArch) &
1174          (AArch64::getArchAttr(AK) == ArchAttr);
1175 }
1176 
1177 TEST(TargetParserTest, testAArch64Arch) {
1178   EXPECT_TRUE(testAArch64Arch("armv8-a", "cortex-a53", "v8",
1179                               ARMBuildAttrs::CPUArch::v8_A));
1180   EXPECT_TRUE(testAArch64Arch("armv8.1-a", "generic", "v8.1a",
1181                               ARMBuildAttrs::CPUArch::v8_A));
1182   EXPECT_TRUE(testAArch64Arch("armv8.2-a", "generic", "v8.2a",
1183                               ARMBuildAttrs::CPUArch::v8_A));
1184   EXPECT_TRUE(testAArch64Arch("armv8.3-a", "generic", "v8.3a",
1185                               ARMBuildAttrs::CPUArch::v8_A));
1186   EXPECT_TRUE(testAArch64Arch("armv8.4-a", "generic", "v8.4a",
1187                               ARMBuildAttrs::CPUArch::v8_A));
1188   EXPECT_TRUE(testAArch64Arch("armv8.5-a", "generic", "v8.5a",
1189                               ARMBuildAttrs::CPUArch::v8_A));
1190   EXPECT_TRUE(testAArch64Arch("armv8.6-a", "generic", "v8.6a",
1191                               ARMBuildAttrs::CPUArch::v8_A));
1192   EXPECT_TRUE(testAArch64Arch("armv8.7-a", "generic", "v8.7a",
1193                               ARMBuildAttrs::CPUArch::v8_A));
1194 }
1195 
1196 bool testAArch64Extension(StringRef CPUName, AArch64::ArchKind AK,
1197                           StringRef ArchExt) {
1198   return AArch64::getDefaultExtensions(CPUName, AK) &
1199          AArch64::parseArchExt(ArchExt);
1200 }
1201 
1202 TEST(TargetParserTest, testAArch64Extension) {
1203   EXPECT_FALSE(testAArch64Extension("cortex-a34",
1204                                     AArch64::ArchKind::INVALID, "ras"));
1205   EXPECT_FALSE(testAArch64Extension("cortex-a35",
1206                                     AArch64::ArchKind::INVALID, "ras"));
1207   EXPECT_FALSE(testAArch64Extension("cortex-a53",
1208                                     AArch64::ArchKind::INVALID, "ras"));
1209   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1210                                     AArch64::ArchKind::INVALID, "ras"));
1211   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1212                                     AArch64::ArchKind::INVALID, "fp16"));
1213   EXPECT_FALSE(testAArch64Extension("cortex-a55",
1214                                     AArch64::ArchKind::INVALID, "fp16fml"));
1215   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1216                                     AArch64::ArchKind::INVALID, "dotprod"));
1217   EXPECT_FALSE(testAArch64Extension("cortex-a57",
1218                                     AArch64::ArchKind::INVALID, "ras"));
1219   EXPECT_FALSE(testAArch64Extension("cortex-a72",
1220                                     AArch64::ArchKind::INVALID, "ras"));
1221   EXPECT_FALSE(testAArch64Extension("cortex-a73",
1222                                     AArch64::ArchKind::INVALID, "ras"));
1223   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1224                                     AArch64::ArchKind::INVALID, "ras"));
1225   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1226                                     AArch64::ArchKind::INVALID, "fp16"));
1227   EXPECT_FALSE(testAArch64Extension("cortex-a75",
1228                                     AArch64::ArchKind::INVALID, "fp16fml"));
1229   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1230                                    AArch64::ArchKind::INVALID, "dotprod"));
1231   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1232                                    AArch64::ArchKind::INVALID, "ras"));
1233   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1234                                    AArch64::ArchKind::INVALID, "fp16"));
1235   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1236                                    AArch64::ArchKind::INVALID, "fp16fml"));
1237   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1238                                    AArch64::ArchKind::INVALID, "dotprod"));
1239   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1240                                    AArch64::ArchKind::INVALID, "lse"));
1241   EXPECT_FALSE(testAArch64Extension("cyclone",
1242                                     AArch64::ArchKind::INVALID, "ras"));
1243   EXPECT_FALSE(testAArch64Extension("exynos-m3",
1244                                     AArch64::ArchKind::INVALID, "ras"));
1245   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1246                                    AArch64::ArchKind::INVALID, "dotprod"));
1247   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1248                                    AArch64::ArchKind::INVALID, "fp16"));
1249   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1250                                    AArch64::ArchKind::INVALID, "lse"));
1251   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1252                                    AArch64::ArchKind::INVALID, "ras"));
1253   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1254                                    AArch64::ArchKind::INVALID, "rdm"));
1255   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1256                                    AArch64::ArchKind::INVALID, "dotprod"));
1257   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1258                                    AArch64::ArchKind::INVALID, "fp16"));
1259   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1260                                    AArch64::ArchKind::INVALID, "lse"));
1261   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1262                                    AArch64::ArchKind::INVALID, "ras"));
1263   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1264                                    AArch64::ArchKind::INVALID, "rdm"));
1265   EXPECT_TRUE(testAArch64Extension("falkor",
1266                                    AArch64::ArchKind::INVALID, "rdm"));
1267   EXPECT_FALSE(testAArch64Extension("kryo",
1268                                     AArch64::ArchKind::INVALID, "ras"));
1269   EXPECT_TRUE(testAArch64Extension("saphira",
1270                                     AArch64::ArchKind::INVALID, "crc"));
1271   EXPECT_TRUE(testAArch64Extension("saphira",
1272                                     AArch64::ArchKind::INVALID, "lse"));
1273   EXPECT_TRUE(testAArch64Extension("saphira",
1274                                    AArch64::ArchKind::INVALID, "rdm"));
1275   EXPECT_TRUE(testAArch64Extension("saphira",
1276                                    AArch64::ArchKind::INVALID, "ras"));
1277   EXPECT_TRUE(testAArch64Extension("saphira",
1278                                    AArch64::ArchKind::INVALID, "rcpc"));
1279   EXPECT_TRUE(testAArch64Extension("saphira",
1280                                    AArch64::ArchKind::INVALID, "profile"));
1281   EXPECT_FALSE(testAArch64Extension("saphira",
1282                                     AArch64::ArchKind::INVALID, "fp16"));
1283   EXPECT_FALSE(testAArch64Extension("thunderx2t99",
1284                                     AArch64::ArchKind::INVALID, "ras"));
1285   EXPECT_FALSE(testAArch64Extension("thunderx",
1286                                     AArch64::ArchKind::INVALID, "lse"));
1287   EXPECT_FALSE(testAArch64Extension("thunderxt81",
1288                                     AArch64::ArchKind::INVALID, "lse"));
1289   EXPECT_FALSE(testAArch64Extension("thunderxt83",
1290                                     AArch64::ArchKind::INVALID, "lse"));
1291   EXPECT_FALSE(testAArch64Extension("thunderxt88",
1292                                     AArch64::ArchKind::INVALID, "lse"));
1293   EXPECT_TRUE(testAArch64Extension("tsv110",
1294                                    AArch64::ArchKind::INVALID, "crypto"));
1295   EXPECT_FALSE(testAArch64Extension("tsv110",
1296                                     AArch64::ArchKind::INVALID, "sha3"));
1297   EXPECT_FALSE(testAArch64Extension("tsv110",
1298                                     AArch64::ArchKind::INVALID, "sm4"));
1299   EXPECT_TRUE(testAArch64Extension("tsv110",
1300                                    AArch64::ArchKind::INVALID, "ras"));
1301   EXPECT_TRUE(testAArch64Extension("tsv110",
1302                                    AArch64::ArchKind::INVALID, "profile"));
1303   EXPECT_TRUE(testAArch64Extension("tsv110",
1304                                    AArch64::ArchKind::INVALID, "fp16"));
1305   EXPECT_TRUE(testAArch64Extension("tsv110",
1306                                    AArch64::ArchKind::INVALID, "fp16fml"));
1307   EXPECT_TRUE(testAArch64Extension("tsv110",
1308                                    AArch64::ArchKind::INVALID, "dotprod"));
1309   EXPECT_TRUE(testAArch64Extension("a64fx",
1310                                    AArch64::ArchKind::INVALID, "fp16"));
1311   EXPECT_TRUE(testAArch64Extension("a64fx",
1312                                    AArch64::ArchKind::INVALID, "sve"));
1313   EXPECT_FALSE(testAArch64Extension("a64fx",
1314                                    AArch64::ArchKind::INVALID, "sve2"));
1315   EXPECT_TRUE(
1316       testAArch64Extension("carmel", AArch64::ArchKind::INVALID, "crypto"));
1317   EXPECT_TRUE(
1318       testAArch64Extension("carmel", AArch64::ArchKind::INVALID, "fp16"));
1319 
1320   EXPECT_FALSE(testAArch64Extension(
1321       "generic", AArch64::ArchKind::ARMV8A, "ras"));
1322   EXPECT_FALSE(testAArch64Extension(
1323       "generic", AArch64::ArchKind::ARMV8_1A, "ras"));
1324   EXPECT_FALSE(testAArch64Extension(
1325       "generic", AArch64::ArchKind::ARMV8_2A, "profile"));
1326   EXPECT_FALSE(testAArch64Extension(
1327       "generic", AArch64::ArchKind::ARMV8_2A, "fp16"));
1328   EXPECT_FALSE(testAArch64Extension(
1329       "generic", AArch64::ArchKind::ARMV8_2A, "fp16fml"));
1330   EXPECT_FALSE(testAArch64Extension(
1331       "generic", AArch64::ArchKind::ARMV8_3A, "fp16"));
1332   EXPECT_FALSE(testAArch64Extension(
1333       "generic", AArch64::ArchKind::ARMV8_3A, "fp16fml"));
1334   EXPECT_FALSE(testAArch64Extension(
1335       "generic", AArch64::ArchKind::ARMV8_4A, "fp16"));
1336   EXPECT_FALSE(testAArch64Extension(
1337       "generic", AArch64::ArchKind::ARMV8_4A, "fp16fml"));
1338 }
1339 
1340 TEST(TargetParserTest, AArch64ExtensionFeatures) {
1341   std::vector<uint64_t> Extensions = {
1342     AArch64::AEK_CRC,      AArch64::AEK_CRYPTO,
1343     AArch64::AEK_FP,       AArch64::AEK_SIMD,
1344     AArch64::AEK_FP16,     AArch64::AEK_PROFILE,
1345     AArch64::AEK_RAS,      AArch64::AEK_LSE,
1346     AArch64::AEK_RDM,      AArch64::AEK_DOTPROD,
1347     AArch64::AEK_SVE,      AArch64::AEK_SVE2,
1348     AArch64::AEK_SVE2AES,  AArch64::AEK_SVE2SM4,
1349     AArch64::AEK_SVE2SHA3, AArch64::AEK_SVE2BITPERM,
1350     AArch64::AEK_RCPC,     AArch64::AEK_FP16FML };
1351 
1352   std::vector<StringRef> Features;
1353 
1354   uint64_t ExtVal = 0;
1355   for (auto Ext : Extensions)
1356     ExtVal |= Ext;
1357 
1358   EXPECT_FALSE(AArch64::getExtensionFeatures(AArch64::AEK_INVALID, Features));
1359   EXPECT_TRUE(!Features.size());
1360 
1361   AArch64::getExtensionFeatures(ExtVal, Features);
1362   EXPECT_TRUE(Extensions.size() == Features.size());
1363 
1364   EXPECT_TRUE(llvm::is_contained(Features, "+crc"));
1365   EXPECT_TRUE(llvm::is_contained(Features, "+crypto"));
1366   EXPECT_TRUE(llvm::is_contained(Features, "+fp-armv8"));
1367   EXPECT_TRUE(llvm::is_contained(Features, "+neon"));
1368   EXPECT_TRUE(llvm::is_contained(Features, "+fullfp16"));
1369   EXPECT_TRUE(llvm::is_contained(Features, "+spe"));
1370   EXPECT_TRUE(llvm::is_contained(Features, "+ras"));
1371   EXPECT_TRUE(llvm::is_contained(Features, "+lse"));
1372   EXPECT_TRUE(llvm::is_contained(Features, "+rdm"));
1373   EXPECT_TRUE(llvm::is_contained(Features, "+dotprod"));
1374   EXPECT_TRUE(llvm::is_contained(Features, "+rcpc"));
1375   EXPECT_TRUE(llvm::is_contained(Features, "+fp16fml"));
1376   EXPECT_TRUE(llvm::is_contained(Features, "+sve"));
1377   EXPECT_TRUE(llvm::is_contained(Features, "+sve2"));
1378   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-aes"));
1379   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-sm4"));
1380   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-sha3"));
1381   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-bitperm"));
1382 }
1383 
1384 TEST(TargetParserTest, AArch64ArchFeatures) {
1385   std::vector<StringRef> Features;
1386 
1387   for (auto AK : AArch64::ArchKinds)
1388     EXPECT_TRUE((AK == AArch64::ArchKind::INVALID)
1389                     ? !AArch64::getArchFeatures(AK, Features)
1390                     : AArch64::getArchFeatures(AK, Features));
1391 }
1392 
1393 TEST(TargetParserTest, AArch64ArchExtFeature) {
1394   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
1395                               {"crypto", "nocrypto", "+crypto", "-crypto"},
1396                               {"fp", "nofp", "+fp-armv8", "-fp-armv8"},
1397                               {"simd", "nosimd", "+neon", "-neon"},
1398                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
1399                               {"fp16fml", "nofp16fml", "+fp16fml", "-fp16fml"},
1400                               {"profile", "noprofile", "+spe", "-spe"},
1401                               {"ras", "noras", "+ras", "-ras"},
1402                               {"lse", "nolse", "+lse", "-lse"},
1403                               {"rdm", "nordm", "+rdm", "-rdm"},
1404                               {"sve", "nosve", "+sve", "-sve"},
1405                               {"sve2", "nosve2", "+sve2", "-sve2"},
1406                               {"sve2-aes", "nosve2-aes", "+sve2-aes",
1407                                "-sve2-aes"},
1408                               {"sve2-sm4", "nosve2-sm4", "+sve2-sm4",
1409                                "-sve2-sm4"},
1410                               {"sve2-sha3", "nosve2-sha3", "+sve2-sha3",
1411                                "-sve2-sha3"},
1412                               {"sve2-bitperm", "nosve2-bitperm",
1413                                "+sve2-bitperm", "-sve2-bitperm"},
1414                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
1415                               {"rcpc", "norcpc", "+rcpc", "-rcpc" },
1416                               {"rng", "norng", "+rand", "-rand"},
1417                               {"memtag", "nomemtag", "+mte", "-mte"},
1418                               {"tme", "notme", "+tme", "-tme"},
1419                               {"ssbs", "nossbs", "+ssbs", "-ssbs"},
1420                               {"sb", "nosb", "+sb", "-sb"},
1421                               {"predres", "nopredres", "+predres", "-predres"},
1422                               {"i8mm", "noi8mm", "+i8mm", "-i8mm"},
1423                               {"f32mm", "nof32mm", "+f32mm", "-f32mm"},
1424                               {"f64mm", "nof64mm", "+f64mm", "-f64mm"},
1425 };
1426 
1427   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
1428     EXPECT_EQ(StringRef(ArchExt[i][2]),
1429               AArch64::getArchExtFeature(ArchExt[i][0]));
1430     EXPECT_EQ(StringRef(ArchExt[i][3]),
1431               AArch64::getArchExtFeature(ArchExt[i][1]));
1432   }
1433 }
1434 
1435 } // namespace
1436