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-a78c", "armv8.2-a", "crypto-neon-fp-armv8",
312                          ARM::AEK_SEC | ARM::AEK_MP |
313                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
314                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
315                              ARM::AEK_CRC | ARM::AEK_RAS |
316                              ARM::AEK_FP16 | ARM::AEK_DOTPROD,
317                          "8.2-A"),
318         ARMCPUTestParams("cortex-a77", "armv8.2-a", "crypto-neon-fp-armv8",
319                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
320                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
321                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
322                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
323                          "8.2-A"),
324         ARMCPUTestParams("cortex-a78", "armv8.2-a", "crypto-neon-fp-armv8",
325                          ARM::AEK_DOTPROD | ARM::AEK_FP16 | ARM::AEK_SEC |
326                              ARM::AEK_MP | ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
327                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_CRC |
328                              ARM::AEK_RAS,
329                          "8.2-A"),
330         ARMCPUTestParams("cortex-x1", "armv8.2-a", "crypto-neon-fp-armv8",
331                          ARM::AEK_RAS | ARM::AEK_FP16 | ARM::AEK_DOTPROD |
332                              ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
333                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
334                              ARM::AEK_DSP | ARM::AEK_CRC | ARM::AEK_RAS,
335                          "8.2-A"),
336         ARMCPUTestParams("neoverse-n1", "armv8.2-a", "crypto-neon-fp-armv8",
337                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
338                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
339                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
340                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
341                          "8.2-A"),
342         ARMCPUTestParams("neoverse-n2", "armv8.5-a", "crypto-neon-fp-armv8",
343                          ARM::AEK_CRC | ARM::AEK_HWDIVTHUMB |
344                              ARM::AEK_HWDIVARM | ARM::AEK_MP | ARM::AEK_SEC |
345                              ARM::AEK_VIRT | ARM::AEK_DSP | ARM::AEK_BF16 |
346                              ARM::AEK_DOTPROD | ARM::AEK_RAS | ARM::AEK_I8MM |
347                              ARM::AEK_SB,
348                          "8.5-A"),
349         ARMCPUTestParams("neoverse-v1", "armv8.4-a", "crypto-neon-fp-armv8",
350                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
351                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
352                              ARM::AEK_DSP | ARM::AEK_CRC | ARM::AEK_RAS |
353                              ARM::AEK_FP16 | ARM::AEK_BF16 | ARM::AEK_DOTPROD,
354                          "8.4-A"),
355         ARMCPUTestParams("cyclone", "armv8-a", "crypto-neon-fp-armv8",
356                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
357                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
358                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
359                          "8-A"),
360         ARMCPUTestParams("exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
361                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
362                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
363                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
364                          "8-A"),
365         ARMCPUTestParams("exynos-m4", "armv8.2-a", "crypto-neon-fp-armv8",
366                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
367                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
368                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
369                              ARM::AEK_DOTPROD | ARM::AEK_FP16 | ARM::AEK_RAS,
370                          "8.2-A"),
371         ARMCPUTestParams("exynos-m5", "armv8.2-a", "crypto-neon-fp-armv8",
372                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
373                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
374                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
375                              ARM::AEK_DOTPROD | ARM::AEK_FP16 | ARM::AEK_RAS,
376                          "8.2-A"),
377         ARMCPUTestParams("cortex-m23", "armv8-m.base", "none",
378                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB, "8-M.Baseline"),
379         ARMCPUTestParams("cortex-m33", "armv8-m.main", "fpv5-sp-d16",
380                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"),
381         ARMCPUTestParams("cortex-m35p", "armv8-m.main", "fpv5-sp-d16",
382                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"),
383         ARMCPUTestParams("cortex-m55", "armv8.1-m.main",
384                          "fp-armv8-fullfp16-d16",
385                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_SIMD |
386                              ARM::AEK_FP | ARM::AEK_RAS | ARM::AEK_LOB |
387                              ARM::AEK_FP16,
388                          "8.1-M.Mainline"),
389         ARMCPUTestParams("iwmmxt", "iwmmxt", "none", ARM::AEK_NONE, "iwmmxt"),
390         ARMCPUTestParams("xscale", "xscale", "none", ARM::AEK_NONE, "xscale"),
391         ARMCPUTestParams("swift", "armv7s", "neon-vfpv4",
392                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
393                          "7-S")), );
394 
395 static constexpr unsigned NumARMCPUArchs = 92;
396 
397 TEST(TargetParserTest, testARMCPUArchList) {
398   SmallVector<StringRef, NumARMCPUArchs> List;
399   ARM::fillValidCPUArchList(List);
400 
401   // No list exists for these in this test suite, so ensure all are
402   // valid, and match the expected 'magic' count.
403   EXPECT_EQ(List.size(), NumARMCPUArchs);
404   for(StringRef CPU : List) {
405     EXPECT_NE(ARM::parseCPUArch(CPU), ARM::ArchKind::INVALID);
406   }
407 }
408 
409 TEST(TargetParserTest, testInvalidARMArch) {
410   auto InvalidArchStrings = {"armv", "armv99", "noarm"};
411   for (const char* InvalidArch : InvalidArchStrings)
412     EXPECT_EQ(ARM::parseArch(InvalidArch), ARM::ArchKind::INVALID);
413 }
414 
415 bool testARMArch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
416                  unsigned ArchAttr) {
417   ARM::ArchKind AK = ARM::parseArch(Arch);
418   bool Result = (AK != ARM::ArchKind::INVALID);
419   Result &= ARM::getDefaultCPU(Arch).equals(DefaultCPU);
420   Result &= ARM::getSubArch(AK).equals(SubArch);
421   Result &= (ARM::getArchAttr(AK) == ArchAttr);
422   return Result;
423 }
424 
425 TEST(TargetParserTest, testARMArch) {
426   EXPECT_TRUE(
427       testARMArch("armv2", "arm2", "v2",
428                           ARMBuildAttrs::CPUArch::Pre_v4));
429   EXPECT_TRUE(
430       testARMArch("armv2a", "arm3", "v2a",
431                           ARMBuildAttrs::CPUArch::Pre_v4));
432   EXPECT_TRUE(
433       testARMArch("armv3", "arm6", "v3",
434                           ARMBuildAttrs::CPUArch::Pre_v4));
435   EXPECT_TRUE(
436       testARMArch("armv3m", "arm7m", "v3m",
437                           ARMBuildAttrs::CPUArch::Pre_v4));
438   EXPECT_TRUE(
439       testARMArch("armv4", "strongarm", "v4",
440                           ARMBuildAttrs::CPUArch::v4));
441   EXPECT_TRUE(
442       testARMArch("armv4t", "arm7tdmi", "v4t",
443                           ARMBuildAttrs::CPUArch::v4T));
444   EXPECT_TRUE(
445       testARMArch("armv5t", "arm10tdmi", "v5",
446                           ARMBuildAttrs::CPUArch::v5T));
447   EXPECT_TRUE(
448       testARMArch("armv5te", "arm1022e", "v5e",
449                           ARMBuildAttrs::CPUArch::v5TE));
450   EXPECT_TRUE(
451       testARMArch("armv5tej", "arm926ej-s", "v5e",
452                           ARMBuildAttrs::CPUArch::v5TEJ));
453   EXPECT_TRUE(
454       testARMArch("armv6", "arm1136jf-s", "v6",
455                           ARMBuildAttrs::CPUArch::v6));
456   EXPECT_TRUE(
457       testARMArch("armv6k", "mpcore", "v6k",
458                           ARMBuildAttrs::CPUArch::v6K));
459   EXPECT_TRUE(
460       testARMArch("armv6t2", "arm1156t2-s", "v6t2",
461                           ARMBuildAttrs::CPUArch::v6T2));
462   EXPECT_TRUE(
463       testARMArch("armv6kz", "arm1176jzf-s", "v6kz",
464                           ARMBuildAttrs::CPUArch::v6KZ));
465   EXPECT_TRUE(
466       testARMArch("armv6-m", "cortex-m0", "v6m",
467                           ARMBuildAttrs::CPUArch::v6_M));
468   EXPECT_TRUE(
469       testARMArch("armv7-a", "generic", "v7",
470                           ARMBuildAttrs::CPUArch::v7));
471   EXPECT_TRUE(
472       testARMArch("armv7ve", "generic", "v7ve",
473                           ARMBuildAttrs::CPUArch::v7));
474   EXPECT_TRUE(
475       testARMArch("armv7-r", "cortex-r4", "v7r",
476                           ARMBuildAttrs::CPUArch::v7));
477   EXPECT_TRUE(
478       testARMArch("armv7-m", "cortex-m3", "v7m",
479                           ARMBuildAttrs::CPUArch::v7));
480   EXPECT_TRUE(
481       testARMArch("armv7e-m", "cortex-m4", "v7em",
482                           ARMBuildAttrs::CPUArch::v7E_M));
483   EXPECT_TRUE(
484       testARMArch("armv8-a", "generic", "v8",
485                           ARMBuildAttrs::CPUArch::v8_A));
486   EXPECT_TRUE(
487       testARMArch("armv8.1-a", "generic", "v8.1a",
488                           ARMBuildAttrs::CPUArch::v8_A));
489   EXPECT_TRUE(
490       testARMArch("armv8.2-a", "generic", "v8.2a",
491                           ARMBuildAttrs::CPUArch::v8_A));
492   EXPECT_TRUE(
493       testARMArch("armv8.3-a", "generic", "v8.3a",
494                           ARMBuildAttrs::CPUArch::v8_A));
495   EXPECT_TRUE(
496       testARMArch("armv8.4-a", "generic", "v8.4a",
497                           ARMBuildAttrs::CPUArch::v8_A));
498   EXPECT_TRUE(
499       testARMArch("armv8.5-a", "generic", "v8.5a",
500                           ARMBuildAttrs::CPUArch::v8_A));
501   EXPECT_TRUE(
502       testARMArch("armv8.6-a", "generic", "v8.6a",
503                           ARMBuildAttrs::CPUArch::v8_A));
504   EXPECT_TRUE(
505       testARMArch("armv8.7-a", "generic", "v8.7a",
506                           ARMBuildAttrs::CPUArch::v8_A));
507   EXPECT_TRUE(
508       testARMArch("armv8-r", "cortex-r52", "v8r",
509                           ARMBuildAttrs::CPUArch::v8_R));
510   EXPECT_TRUE(
511       testARMArch("armv8-m.base", "generic", "v8m.base",
512                           ARMBuildAttrs::CPUArch::v8_M_Base));
513   EXPECT_TRUE(
514       testARMArch("armv8-m.main", "generic", "v8m.main",
515                           ARMBuildAttrs::CPUArch::v8_M_Main));
516   EXPECT_TRUE(
517       testARMArch("armv8.1-m.main", "generic", "v8.1m.main",
518                           ARMBuildAttrs::CPUArch::v8_1_M_Main));
519   EXPECT_TRUE(
520       testARMArch("iwmmxt", "iwmmxt", "",
521                           ARMBuildAttrs::CPUArch::v5TE));
522   EXPECT_TRUE(
523       testARMArch("iwmmxt2", "generic", "",
524                           ARMBuildAttrs::CPUArch::v5TE));
525   EXPECT_TRUE(
526       testARMArch("xscale", "xscale", "v5e",
527                           ARMBuildAttrs::CPUArch::v5TE));
528   EXPECT_TRUE(
529       testARMArch("armv7s", "swift", "v7s",
530                           ARMBuildAttrs::CPUArch::v7));
531   EXPECT_TRUE(
532       testARMArch("armv7k", "generic", "v7k",
533                           ARMBuildAttrs::CPUArch::v7));
534 }
535 
536 bool testARMExtension(StringRef CPUName,ARM::ArchKind ArchKind, StringRef ArchExt) {
537   return ARM::getDefaultExtensions(CPUName, ArchKind) &
538          ARM::parseArchExt(ArchExt);
539 }
540 
541 TEST(TargetParserTest, testARMExtension) {
542   EXPECT_FALSE(testARMExtension("arm2", ARM::ArchKind::INVALID, "thumb"));
543   EXPECT_FALSE(testARMExtension("arm3", ARM::ArchKind::INVALID, "thumb"));
544   EXPECT_FALSE(testARMExtension("arm6", ARM::ArchKind::INVALID, "thumb"));
545   EXPECT_FALSE(testARMExtension("arm7m", ARM::ArchKind::INVALID, "thumb"));
546   EXPECT_FALSE(testARMExtension("strongarm", ARM::ArchKind::INVALID, "dsp"));
547   EXPECT_FALSE(testARMExtension("arm7tdmi", ARM::ArchKind::INVALID, "dsp"));
548   EXPECT_FALSE(testARMExtension("arm10tdmi",
549                                 ARM::ArchKind::INVALID, "simd"));
550   EXPECT_FALSE(testARMExtension("arm1022e", ARM::ArchKind::INVALID, "simd"));
551   EXPECT_FALSE(testARMExtension("arm926ej-s",
552                                 ARM::ArchKind::INVALID, "simd"));
553   EXPECT_FALSE(testARMExtension("arm1136jf-s",
554                                 ARM::ArchKind::INVALID, "crypto"));
555   EXPECT_FALSE(testARMExtension("arm1176j-s",
556                                 ARM::ArchKind::INVALID, "crypto"));
557   EXPECT_FALSE(testARMExtension("arm1156t2-s",
558                                 ARM::ArchKind::INVALID, "crypto"));
559   EXPECT_FALSE(testARMExtension("arm1176jzf-s",
560                                 ARM::ArchKind::INVALID, "crypto"));
561   EXPECT_FALSE(testARMExtension("cortex-m0",
562                                 ARM::ArchKind::INVALID, "crypto"));
563   EXPECT_FALSE(testARMExtension("cortex-a8",
564                                 ARM::ArchKind::INVALID, "crypto"));
565   EXPECT_FALSE(testARMExtension("cortex-r4",
566                                 ARM::ArchKind::INVALID, "crypto"));
567   EXPECT_FALSE(testARMExtension("cortex-m3",
568                                 ARM::ArchKind::INVALID, "crypto"));
569   EXPECT_FALSE(testARMExtension("cortex-a53",
570                                 ARM::ArchKind::INVALID, "ras"));
571   EXPECT_FALSE(testARMExtension("cortex-a53",
572                                 ARM::ArchKind::INVALID, "fp16"));
573   EXPECT_TRUE(testARMExtension("cortex-a55",
574                                 ARM::ArchKind::INVALID, "fp16"));
575   EXPECT_FALSE(testARMExtension("cortex-a55",
576                                 ARM::ArchKind::INVALID, "fp16fml"));
577   EXPECT_TRUE(testARMExtension("cortex-a75",
578                                 ARM::ArchKind::INVALID, "fp16"));
579   EXPECT_FALSE(testARMExtension("cortex-a75",
580                                 ARM::ArchKind::INVALID, "fp16fml"));
581   EXPECT_FALSE(testARMExtension("cortex-r52",
582                                 ARM::ArchKind::INVALID, "ras"));
583   EXPECT_FALSE(testARMExtension("iwmmxt", ARM::ArchKind::INVALID, "crc"));
584   EXPECT_FALSE(testARMExtension("xscale", ARM::ArchKind::INVALID, "crc"));
585   EXPECT_FALSE(testARMExtension("swift", ARM::ArchKind::INVALID, "crc"));
586 
587   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2, "thumb"));
588   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2A, "thumb"));
589   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3, "thumb"));
590   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3M, "thumb"));
591   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4, "dsp"));
592   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4T, "dsp"));
593   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5T, "simd"));
594   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TE, "simd"));
595   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TEJ, "simd"));
596   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6, "crypto"));
597   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6K, "crypto"));
598   EXPECT_FALSE(testARMExtension("generic",
599                                 ARM::ArchKind::ARMV6T2, "crypto"));
600   EXPECT_FALSE(testARMExtension("generic",
601                                 ARM::ArchKind::ARMV6KZ, "crypto"));
602   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6M, "crypto"));
603   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7A, "crypto"));
604   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7R, "crypto"));
605   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7M, "crypto"));
606   EXPECT_FALSE(testARMExtension("generic",
607                                 ARM::ArchKind::ARMV7EM, "crypto"));
608   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8A, "ras"));
609   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_1A, "ras"));
610   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "profile"));
611   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "fp16"));
612   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "fp16fml"));
613   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_3A, "fp16"));
614   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_3A, "fp16fml"));
615   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_4A, "fp16"));
616   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_4A, "fp16fml"));
617   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8R, "ras"));
618   EXPECT_FALSE(testARMExtension("generic",
619                                 ARM::ArchKind::ARMV8MBaseline, "crc"));
620   EXPECT_FALSE(testARMExtension("generic",
621                                 ARM::ArchKind::ARMV8MMainline, "crc"));
622   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT, "crc"));
623   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT2, "crc"));
624   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::XSCALE, "crc"));
625   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7S, "crypto"));
626   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7K, "crypto"));
627 }
628 
629 TEST(TargetParserTest, ARMFPUVersion) {
630   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
631        FK <= ARM::FPUKind::FK_LAST;
632        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
633     if (FK == ARM::FK_LAST || ARM::getFPUName(FK) == "invalid" ||
634         ARM::getFPUName(FK) == "none" || ARM::getFPUName(FK) == "softvfp")
635       EXPECT_EQ(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
636     else
637       EXPECT_NE(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
638 }
639 
640 TEST(TargetParserTest, ARMFPUNeonSupportLevel) {
641   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
642        FK <= ARM::FPUKind::FK_LAST;
643        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
644     if (FK == ARM::FK_LAST ||
645         ARM::getFPUName(FK).find("neon") == std::string::npos)
646       EXPECT_EQ(ARM::NeonSupportLevel::None,
647                  ARM::getFPUNeonSupportLevel(FK));
648     else
649       EXPECT_NE(ARM::NeonSupportLevel::None,
650                 ARM::getFPUNeonSupportLevel(FK));
651 }
652 
653 TEST(TargetParserTest, ARMFPURestriction) {
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("d16") == std::string::npos &&
659          ARM::getFPUName(FK).find("vfpv3xd") == std::string::npos))
660       EXPECT_EQ(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
661     else
662       EXPECT_NE(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
663   }
664 }
665 
666 TEST(TargetParserTest, ARMExtensionFeatures) {
667   std::map<uint64_t, std::vector<StringRef>> Extensions;
668 
669   for (auto &Ext : ARM::ARCHExtNames) {
670     if (Ext.Feature && Ext.NegFeature)
671       Extensions[Ext.ID] = { StringRef(Ext.Feature),
672                              StringRef(Ext.NegFeature) };
673   }
674 
675   Extensions[ARM::AEK_HWDIVARM]   = { "+hwdiv-arm", "-hwdiv-arm" };
676   Extensions[ARM::AEK_HWDIVTHUMB] = { "+hwdiv",     "-hwdiv" };
677 
678   std::vector<StringRef> Features;
679 
680   EXPECT_FALSE(ARM::getExtensionFeatures(ARM::AEK_INVALID, Features));
681 
682   for (auto &E : Extensions) {
683     // test +extension
684     Features.clear();
685     ARM::getExtensionFeatures(E.first, Features);
686     EXPECT_TRUE(llvm::is_contained(Features, E.second.at(0)));
687     EXPECT_TRUE(Extensions.size() == Features.size());
688 
689     // test -extension
690     Features.clear();
691     ARM::getExtensionFeatures(~E.first, Features);
692     EXPECT_TRUE(llvm::is_contained(Features, E.second.at(1)));
693     EXPECT_TRUE(Extensions.size() == Features.size());
694   }
695 }
696 
697 TEST(TargetParserTest, ARMFPUFeatures) {
698   std::vector<StringRef> Features;
699   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
700        FK <= ARM::FPUKind::FK_LAST;
701        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
702     EXPECT_TRUE((FK == ARM::FK_INVALID || FK >= ARM::FK_LAST)
703                     ? !ARM::getFPUFeatures(FK, Features)
704                     : ARM::getFPUFeatures(FK, Features));
705 }
706 
707 TEST(TargetParserTest, ARMArchExtFeature) {
708   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
709                               {"crypto", "nocrypto", "+crypto", "-crypto"},
710                               {"dsp", "nodsp", "+dsp", "-dsp"},
711                               {"fp", "nofp", nullptr, nullptr},
712                               {"idiv", "noidiv", nullptr, nullptr},
713                               {"mp", "nomp", nullptr, nullptr},
714                               {"simd", "nosimd", nullptr, nullptr},
715                               {"sec", "nosec", nullptr, nullptr},
716                               {"virt", "novirt", nullptr, nullptr},
717                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
718                               {"fp16fml", "nofp16fml", "+fp16fml", "-fp16fml"},
719                               {"ras", "noras", "+ras", "-ras"},
720                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
721                               {"os", "noos", nullptr, nullptr},
722                               {"iwmmxt", "noiwmmxt", nullptr, nullptr},
723                               {"iwmmxt2", "noiwmmxt2", nullptr, nullptr},
724                               {"maverick", "maverick", nullptr, nullptr},
725                               {"xscale", "noxscale", nullptr, nullptr},
726                               {"sb", "nosb", "+sb", "-sb"},
727                               {"i8mm", "noi8mm", "+i8mm", "-i8mm"},
728                               {"mve", "nomve", "+mve", "-mve"},
729                               {"mve.fp", "nomve.fp", "+mve.fp", "-mve.fp"}};
730 
731   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
732     EXPECT_EQ(StringRef(ArchExt[i][2]), ARM::getArchExtFeature(ArchExt[i][0]));
733     EXPECT_EQ(StringRef(ArchExt[i][3]), ARM::getArchExtFeature(ArchExt[i][1]));
734   }
735 }
736 
737 static bool
738 testArchExtDependency(const char *ArchExt,
739                       const std::initializer_list<const char *> &Expected) {
740   std::vector<StringRef> Features;
741   unsigned FPUID;
742 
743   if (!ARM::appendArchExtFeatures("", ARM::ArchKind::ARMV8_1MMainline, ArchExt,
744                                   Features, FPUID))
745     return false;
746 
747   return llvm::all_of(Expected, [&](StringRef Ext) {
748     return llvm::is_contained(Features, Ext);
749   });
750 }
751 
752 TEST(TargetParserTest, ARMArchExtDependencies) {
753   EXPECT_TRUE(testArchExtDependency("mve", {"+mve", "+dsp"}));
754   EXPECT_TRUE(testArchExtDependency("mve.fp", {"+mve.fp", "+mve", "+dsp"}));
755   EXPECT_TRUE(testArchExtDependency("nodsp", {"-dsp", "-mve", "-mve.fp"}));
756   EXPECT_TRUE(testArchExtDependency("nomve", {"-mve", "-mve.fp"}));
757 }
758 
759 TEST(TargetParserTest, ARMparseHWDiv) {
760   const char *hwdiv[] = {"thumb", "arm", "arm,thumb", "thumb,arm"};
761 
762   for (unsigned i = 0; i < array_lengthof(hwdiv); i++)
763     EXPECT_NE(ARM::AEK_INVALID, ARM::parseHWDiv((StringRef)hwdiv[i]));
764 }
765 
766 TEST(TargetParserTest, ARMparseArchEndianAndISA) {
767   const char *Arch[] = {
768       "v2",   "v2a",    "v3",    "v3m",    "v4",    "v4t",    "v5",    "v5t",
769       "v5e",  "v5te",   "v5tej", "v6",     "v6j",   "v6k",    "v6hl",  "v6t2",
770       "v6kz", "v6z",    "v6zk",  "v6-m",   "v6m",   "v6sm",   "v6s-m", "v7-a",
771       "v7",   "v7a",    "v7ve",  "v7hl",   "v7l",   "v7-r",   "v7r",   "v7-m",
772       "v7m",  "v7k",    "v7s",   "v7e-m",  "v7em",  "v8-a",   "v8",    "v8a",
773       "v8l",  "v8.1-a", "v8.1a", "v8.2-a", "v8.2a", "v8.3-a", "v8.3a", "v8.4-a",
774       "v8.4a", "v8.5-a","v8.5a", "v8.6-a", "v8.6a", "v8.7-a", "v8.7a", "v8-r",
775       "v8m.base", "v8m.main", "v8.1m.main"
776   };
777 
778   for (unsigned i = 0; i < array_lengthof(Arch); i++) {
779     std::string arm_1 = "armeb" + (std::string)(Arch[i]);
780     std::string arm_2 = "arm" + (std::string)(Arch[i]) + "eb";
781     std::string arm_3 = "arm" + (std::string)(Arch[i]);
782     std::string thumb_1 = "thumbeb" + (std::string)(Arch[i]);
783     std::string thumb_2 = "thumb" + (std::string)(Arch[i]) + "eb";
784     std::string thumb_3 = "thumb" + (std::string)(Arch[i]);
785 
786     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_1));
787     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_2));
788     EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(arm_3));
789 
790     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_1));
791     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_2));
792     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_3));
793     if (i >= 4) {
794       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_1));
795       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_2));
796       EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(thumb_3));
797 
798       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_1));
799       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_2));
800       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_3));
801     }
802   }
803 
804   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("aarch64"));
805   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("arm64_32"));
806   EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian("aarch64_be"));
807 
808   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64"));
809   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_be"));
810   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64"));
811   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_be"));
812   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_32"));
813   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_32"));
814 }
815 
816 TEST(TargetParserTest, ARMparseArchProfile) {
817   for (unsigned i = 0; i < array_lengthof(ARMArch); i++) {
818     switch (ARM::parseArch(ARMArch[i])) {
819     case ARM::ArchKind::ARMV6M:
820     case ARM::ArchKind::ARMV7M:
821     case ARM::ArchKind::ARMV7EM:
822     case ARM::ArchKind::ARMV8MMainline:
823     case ARM::ArchKind::ARMV8MBaseline:
824     case ARM::ArchKind::ARMV8_1MMainline:
825       EXPECT_EQ(ARM::ProfileKind::M, ARM::parseArchProfile(ARMArch[i]));
826       break;
827     case ARM::ArchKind::ARMV7R:
828     case ARM::ArchKind::ARMV8R:
829       EXPECT_EQ(ARM::ProfileKind::R, ARM::parseArchProfile(ARMArch[i]));
830       break;
831     case ARM::ArchKind::ARMV7A:
832     case ARM::ArchKind::ARMV7VE:
833     case ARM::ArchKind::ARMV7K:
834     case ARM::ArchKind::ARMV8A:
835     case ARM::ArchKind::ARMV8_1A:
836     case ARM::ArchKind::ARMV8_2A:
837     case ARM::ArchKind::ARMV8_3A:
838     case ARM::ArchKind::ARMV8_4A:
839     case ARM::ArchKind::ARMV8_5A:
840     case ARM::ArchKind::ARMV8_6A:
841     case ARM::ArchKind::ARMV8_7A:
842       EXPECT_EQ(ARM::ProfileKind::A, ARM::parseArchProfile(ARMArch[i]));
843       break;
844     default:
845       EXPECT_EQ(ARM::ProfileKind::INVALID, ARM::parseArchProfile(ARMArch[i]));
846       break;
847     }
848   }
849 }
850 
851 TEST(TargetParserTest, ARMparseArchVersion) {
852   for (unsigned i = 0; i < array_lengthof(ARMArch); i++)
853     if (((std::string)ARMArch[i]).substr(0, 4) == "armv")
854       EXPECT_EQ((ARMArch[i][4] - 48u), ARM::parseArchVersion(ARMArch[i]));
855     else
856       EXPECT_EQ(5u, ARM::parseArchVersion(ARMArch[i]));
857 }
858 
859 class AArch64CPUTestFixture
860     : public ::testing::TestWithParam<ARMCPUTestParams> {};
861 
862 TEST_P(AArch64CPUTestFixture, testAArch64CPU) {
863   ARMCPUTestParams params = GetParam();
864 
865   AArch64::ArchKind AK = AArch64::parseCPUArch(params.CPUName);
866   EXPECT_EQ(params.ExpectedArch, AArch64::getArchName(AK));
867 
868   uint64_t default_extensions =
869       AArch64::getDefaultExtensions(params.CPUName, AK);
870   EXPECT_PRED_FORMAT2(AssertSameExtensionFlags<ARM::ISAKind::AARCH64>,
871                       params.ExpectedFlags, default_extensions);
872 
873   unsigned FPUKind = AArch64::getDefaultFPU(params.CPUName, AK);
874   EXPECT_EQ(params.ExpectedFPU, ARM::getFPUName(FPUKind));
875 
876   EXPECT_EQ(params.CPUAttr, AArch64::getCPUAttr(AK));
877 }
878 
879 INSTANTIATE_TEST_CASE_P(
880     AArch64CPUTests, AArch64CPUTestFixture,
881     ::testing::Values(
882         ARMCPUTestParams("invalid", "invalid", "invalid", AArch64::AEK_NONE,
883                          ""),
884         ARMCPUTestParams("generic", "invalid", "none", AArch64::AEK_NONE, ""),
885 
886         ARMCPUTestParams("cortex-a34", "armv8-a", "crypto-neon-fp-armv8",
887                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
888                              AArch64::AEK_FP | AArch64::AEK_SIMD,
889                          "8-A"),
890         ARMCPUTestParams("cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
891                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
892                              AArch64::AEK_FP | AArch64::AEK_SIMD,
893                          "8-A"),
894         ARMCPUTestParams("cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
895                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
896                              AArch64::AEK_FP | AArch64::AEK_SIMD,
897                          "8-A"),
898         ARMCPUTestParams("cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
899                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
900                              AArch64::AEK_FP | AArch64::AEK_SIMD |
901                              AArch64::AEK_RAS | AArch64::AEK_LSE |
902                              AArch64::AEK_RDM | AArch64::AEK_FP16 |
903                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC,
904                          "8.2-A"),
905         ARMCPUTestParams("cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
906                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
907                              AArch64::AEK_FP | AArch64::AEK_SIMD,
908                          "8-A"),
909         ARMCPUTestParams("cortex-a65", "armv8.2-a", "crypto-neon-fp-armv8",
910                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
911                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
912                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
913                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
914                              AArch64::AEK_RDM | AArch64::AEK_SIMD |
915                              AArch64::AEK_SSBS,
916                          "8.2-A"),
917         ARMCPUTestParams("cortex-a65ae", "armv8.2-a", "crypto-neon-fp-armv8",
918                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
919                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
920                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
921                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
922                              AArch64::AEK_RDM | AArch64::AEK_SIMD |
923                              AArch64::AEK_SSBS,
924                          "8.2-A"),
925         ARMCPUTestParams("cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
926                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
927                              AArch64::AEK_FP | AArch64::AEK_SIMD,
928                          "8-A"),
929         ARMCPUTestParams("cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
930                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
931                              AArch64::AEK_FP | AArch64::AEK_SIMD,
932                          "8-A"),
933         ARMCPUTestParams("cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
934                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
935                              AArch64::AEK_FP | AArch64::AEK_SIMD |
936                              AArch64::AEK_RAS | AArch64::AEK_LSE |
937                              AArch64::AEK_RDM | AArch64::AEK_FP16 |
938                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC,
939                          "8.2-A"),
940         ARMCPUTestParams("cortex-a76", "armv8.2-a", "crypto-neon-fp-armv8",
941                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
942                              AArch64::AEK_FP | AArch64::AEK_RDM |
943                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
944                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
945                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
946                              AArch64::AEK_SSBS,
947                          "8.2-A"),
948         ARMCPUTestParams("cortex-a76ae", "armv8.2-a", "crypto-neon-fp-armv8",
949                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
950                              AArch64::AEK_FP | AArch64::AEK_RDM |
951                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
952                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
953                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
954                              AArch64::AEK_SSBS,
955                          "8.2-A"),
956         ARMCPUTestParams("cortex-a77", "armv8.2-a", "crypto-neon-fp-armv8",
957                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
958                              AArch64::AEK_FP | AArch64::AEK_RDM |
959                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
960                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
961                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
962                              AArch64::AEK_SSBS,
963                          "8.2-A"),
964         ARMCPUTestParams("cortex-a78", "armv8.2-a", "crypto-neon-fp-armv8",
965                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
966                              AArch64::AEK_FP | AArch64::AEK_RDM |
967                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
968                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
969                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
970                              AArch64::AEK_SSBS,
971                          "8.2-A"),
972         ARMCPUTestParams("cortex-a78c", "armv8.2-a", "crypto-neon-fp-armv8",
973                          AArch64::AEK_RAS | AArch64::AEK_CRC |
974                              AArch64::AEK_CRYPTO | AArch64::AEK_FP |
975                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
976                              AArch64::AEK_LSE | AArch64::AEK_RDM |
977                              AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
978                              AArch64::AEK_RCPC | AArch64::AEK_SSBS,
979                          "8.2-A"),
980         ARMCPUTestParams(
981             "neoverse-v1", "armv8.4-a", "crypto-neon-fp-armv8",
982             AArch64::AEK_RAS | AArch64::AEK_SVE | AArch64::AEK_SSBS |
983                 AArch64::AEK_RCPC | AArch64::AEK_CRC | AArch64::AEK_FP |
984                 AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
985                 AArch64::AEK_RDM | AArch64::AEK_RCPC | AArch64::AEK_DOTPROD |
986                 AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_BF16,
987             "8.4-A"),
988         ARMCPUTestParams("cortex-r82", "armv8-r", "crypto-neon-fp-armv8",
989                          AArch64::AEK_CRC | AArch64::AEK_RDM |
990                              AArch64::AEK_SSBS | AArch64::AEK_DOTPROD |
991                              AArch64::AEK_FP | AArch64::AEK_SIMD |
992                              AArch64::AEK_FP16 | AArch64::AEK_FP16FML |
993                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
994                              AArch64::AEK_LSE | AArch64::AEK_SB,
995                          "8-R"),
996         ARMCPUTestParams("cortex-x1", "armv8.2-a", "crypto-neon-fp-armv8",
997                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
998                              AArch64::AEK_FP | AArch64::AEK_RDM |
999                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
1000                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
1001                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
1002                              AArch64::AEK_SSBS,
1003                          "8.2-A"),
1004         ARMCPUTestParams("cyclone", "armv8-a", "crypto-neon-fp-armv8",
1005                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
1006                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1007                          "8-A"),
1008         ARMCPUTestParams("apple-a7", "armv8-a", "crypto-neon-fp-armv8",
1009                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
1010                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1011                          "8-A"),
1012         ARMCPUTestParams("apple-a8", "armv8-a", "crypto-neon-fp-armv8",
1013                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
1014                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1015                          "8-A"),
1016         ARMCPUTestParams("apple-a9", "armv8-a", "crypto-neon-fp-armv8",
1017                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
1018                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1019                          "8-A"),
1020         ARMCPUTestParams("apple-a10", "armv8-a", "crypto-neon-fp-armv8",
1021                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1022                              AArch64::AEK_FP | AArch64::AEK_RDM |
1023                              AArch64::AEK_SIMD,
1024                          "8-A"),
1025         ARMCPUTestParams("apple-a11", "armv8.2-a", "crypto-neon-fp-armv8",
1026                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1027                              AArch64::AEK_FP | AArch64::AEK_LSE |
1028                              AArch64::AEK_RAS | AArch64::AEK_RDM |
1029                              AArch64::AEK_SIMD | AArch64::AEK_FP16,
1030                          "8.2-A"),
1031         ARMCPUTestParams("apple-a12", "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-a13", "armv8.4-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_DOTPROD | AArch64::AEK_FP16 |
1044                              AArch64::AEK_FP16FML,
1045                          "8.4-A"),
1046         ARMCPUTestParams("apple-a14", "armv8.5-a", "crypto-neon-fp-armv8",
1047                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1048                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1049                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1050                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1051                              AArch64::AEK_DOTPROD | AArch64::AEK_FP16 |
1052                              AArch64::AEK_FP16FML,
1053                          "8.5-A"),
1054         ARMCPUTestParams("apple-s4", "armv8.3-a", "crypto-neon-fp-armv8",
1055                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1056                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1057                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1058                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1059                              AArch64::AEK_FP16,
1060                          "8.3-A"),
1061         ARMCPUTestParams("apple-s5", "armv8.3-a", "crypto-neon-fp-armv8",
1062                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1063                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1064                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1065                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1066                              AArch64::AEK_FP16,
1067                          "8.3-A"),
1068         ARMCPUTestParams("exynos-m3", "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("exynos-m4", "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_RDM |
1077                              AArch64::AEK_SIMD,
1078                          "8.2-A"),
1079         ARMCPUTestParams("exynos-m5", "armv8.2-a", "crypto-neon-fp-armv8",
1080                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1081                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1082                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1083                              AArch64::AEK_RAS | AArch64::AEK_RDM |
1084                              AArch64::AEK_SIMD,
1085                          "8.2-A"),
1086         ARMCPUTestParams("falkor", "armv8-a", "crypto-neon-fp-armv8",
1087                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1088                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1089                              AArch64::AEK_RDM,
1090                          "8-A"),
1091         ARMCPUTestParams("kryo", "armv8-a", "crypto-neon-fp-armv8",
1092                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1093                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1094                          "8-A"),
1095         ARMCPUTestParams("neoverse-e1", "armv8.2-a", "crypto-neon-fp-armv8",
1096                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1097                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1098                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1099                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
1100                              AArch64::AEK_RDM | AArch64::AEK_SIMD |
1101                              AArch64::AEK_SSBS,
1102                          "8.2-A"),
1103         ARMCPUTestParams("neoverse-n1", "armv8.2-a", "crypto-neon-fp-armv8",
1104                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1105                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1106                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1107                              AArch64::AEK_PROFILE | AArch64::AEK_RAS |
1108                              AArch64::AEK_RCPC | AArch64::AEK_RDM |
1109                              AArch64::AEK_SIMD | AArch64::AEK_SSBS,
1110                          "8.2-A"),
1111         ARMCPUTestParams("neoverse-n2", "armv8.5-a", "crypto-neon-fp-armv8",
1112                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1113                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1114                              AArch64::AEK_FP16 | AArch64::AEK_RAS |
1115                              AArch64::AEK_LSE | AArch64::AEK_SVE |
1116                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
1117                              AArch64::AEK_RDM | AArch64::AEK_MTE |
1118                              AArch64::AEK_SSBS | AArch64::AEK_SB |
1119                              AArch64::AEK_SVE2 | AArch64::AEK_SVE2BITPERM |
1120                              AArch64::AEK_BF16 | AArch64::AEK_I8MM,
1121                          "8.5-A"),
1122         ARMCPUTestParams("thunderx2t99", "armv8.1-a", "crypto-neon-fp-armv8",
1123                          AArch64::AEK_NONE | AArch64::AEK_CRC |
1124                              AArch64::AEK_CRYPTO | AArch64::AEK_LSE |
1125                              AArch64::AEK_RDM | AArch64::AEK_FP |
1126                              AArch64::AEK_SIMD,
1127                          "8.1-A"),
1128         ARMCPUTestParams("thunderx3t110", "armv8.3-a", "crypto-neon-fp-armv8",
1129                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1130                              AArch64::AEK_LSE | AArch64::AEK_RDM |
1131                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1132                              AArch64::AEK_PROFILE | AArch64::AEK_RAS |
1133                              AArch64::AEK_RAND | AArch64::AEK_RCPC,
1134                          "8.3-A"),
1135         ARMCPUTestParams("thunderx", "armv8-a", "crypto-neon-fp-armv8",
1136                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1137                              AArch64::AEK_SIMD | AArch64::AEK_FP |
1138                              AArch64::AEK_PROFILE,
1139                          "8-A"),
1140         ARMCPUTestParams("thunderxt81", "armv8-a", "crypto-neon-fp-armv8",
1141                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1142                              AArch64::AEK_SIMD | AArch64::AEK_FP |
1143                              AArch64::AEK_PROFILE,
1144                          "8-A"),
1145         ARMCPUTestParams("thunderxt83", "armv8-a", "crypto-neon-fp-armv8",
1146                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1147                              AArch64::AEK_SIMD | AArch64::AEK_FP |
1148                              AArch64::AEK_PROFILE,
1149                          "8-A"),
1150         ARMCPUTestParams("thunderxt88", "armv8-a", "crypto-neon-fp-armv8",
1151                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1152                              AArch64::AEK_SIMD | AArch64::AEK_FP |
1153                              AArch64::AEK_PROFILE,
1154                          "8-A"),
1155         ARMCPUTestParams("tsv110", "armv8.2-a", "crypto-neon-fp-armv8",
1156                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1157                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1158                              AArch64::AEK_RAS | AArch64::AEK_LSE |
1159                              AArch64::AEK_RDM | AArch64::AEK_PROFILE |
1160                              AArch64::AEK_FP16 | AArch64::AEK_FP16FML |
1161                              AArch64::AEK_DOTPROD,
1162                          "8.2-A"),
1163         ARMCPUTestParams("a64fx", "armv8.2-a", "crypto-neon-fp-armv8",
1164                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1165                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1166                              AArch64::AEK_FP16 | AArch64::AEK_RAS |
1167                              AArch64::AEK_LSE | AArch64::AEK_SVE |
1168                              AArch64::AEK_RDM,
1169                          "8.2-A"),
1170         ARMCPUTestParams("carmel", "armv8.2-a", "crypto-neon-fp-armv8",
1171                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1172                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1173                              AArch64::AEK_FP16 | AArch64::AEK_RAS |
1174                              AArch64::AEK_LSE | AArch64::AEK_RDM,
1175                          "8.2-A")), );
1176 
1177 static constexpr unsigned NumAArch64CPUArchs = 47;
1178 
1179 TEST(TargetParserTest, testAArch64CPUArchList) {
1180   SmallVector<StringRef, NumAArch64CPUArchs> List;
1181   AArch64::fillValidCPUArchList(List);
1182 
1183   // No list exists for these in this test suite, so ensure all are
1184   // valid, and match the expected 'magic' count.
1185   EXPECT_EQ(List.size(), NumAArch64CPUArchs);
1186   for(StringRef CPU : List) {
1187     EXPECT_NE(AArch64::parseCPUArch(CPU), AArch64::ArchKind::INVALID);
1188   }
1189 }
1190 
1191 bool testAArch64Arch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
1192                      unsigned ArchAttr) {
1193   AArch64::ArchKind AK = AArch64::parseArch(Arch);
1194   return (AK != AArch64::ArchKind::INVALID) &
1195          AArch64::getDefaultCPU(Arch).equals(DefaultCPU) &
1196          AArch64::getSubArch(AK).equals(SubArch) &
1197          (AArch64::getArchAttr(AK) == ArchAttr);
1198 }
1199 
1200 TEST(TargetParserTest, testAArch64Arch) {
1201   EXPECT_TRUE(testAArch64Arch("armv8-a", "cortex-a53", "v8",
1202                               ARMBuildAttrs::CPUArch::v8_A));
1203   EXPECT_TRUE(testAArch64Arch("armv8.1-a", "generic", "v8.1a",
1204                               ARMBuildAttrs::CPUArch::v8_A));
1205   EXPECT_TRUE(testAArch64Arch("armv8.2-a", "generic", "v8.2a",
1206                               ARMBuildAttrs::CPUArch::v8_A));
1207   EXPECT_TRUE(testAArch64Arch("armv8.3-a", "generic", "v8.3a",
1208                               ARMBuildAttrs::CPUArch::v8_A));
1209   EXPECT_TRUE(testAArch64Arch("armv8.4-a", "generic", "v8.4a",
1210                               ARMBuildAttrs::CPUArch::v8_A));
1211   EXPECT_TRUE(testAArch64Arch("armv8.5-a", "generic", "v8.5a",
1212                               ARMBuildAttrs::CPUArch::v8_A));
1213   EXPECT_TRUE(testAArch64Arch("armv8.6-a", "generic", "v8.6a",
1214                               ARMBuildAttrs::CPUArch::v8_A));
1215   EXPECT_TRUE(testAArch64Arch("armv8.7-a", "generic", "v8.7a",
1216                               ARMBuildAttrs::CPUArch::v8_A));
1217 }
1218 
1219 bool testAArch64Extension(StringRef CPUName, AArch64::ArchKind AK,
1220                           StringRef ArchExt) {
1221   return AArch64::getDefaultExtensions(CPUName, AK) &
1222          AArch64::parseArchExt(ArchExt);
1223 }
1224 
1225 TEST(TargetParserTest, testAArch64Extension) {
1226   EXPECT_FALSE(testAArch64Extension("cortex-a34",
1227                                     AArch64::ArchKind::INVALID, "ras"));
1228   EXPECT_FALSE(testAArch64Extension("cortex-a35",
1229                                     AArch64::ArchKind::INVALID, "ras"));
1230   EXPECT_FALSE(testAArch64Extension("cortex-a53",
1231                                     AArch64::ArchKind::INVALID, "ras"));
1232   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1233                                     AArch64::ArchKind::INVALID, "ras"));
1234   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1235                                     AArch64::ArchKind::INVALID, "fp16"));
1236   EXPECT_FALSE(testAArch64Extension("cortex-a55",
1237                                     AArch64::ArchKind::INVALID, "fp16fml"));
1238   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1239                                     AArch64::ArchKind::INVALID, "dotprod"));
1240   EXPECT_FALSE(testAArch64Extension("cortex-a57",
1241                                     AArch64::ArchKind::INVALID, "ras"));
1242   EXPECT_FALSE(testAArch64Extension("cortex-a72",
1243                                     AArch64::ArchKind::INVALID, "ras"));
1244   EXPECT_FALSE(testAArch64Extension("cortex-a73",
1245                                     AArch64::ArchKind::INVALID, "ras"));
1246   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1247                                     AArch64::ArchKind::INVALID, "ras"));
1248   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1249                                     AArch64::ArchKind::INVALID, "fp16"));
1250   EXPECT_FALSE(testAArch64Extension("cortex-a75",
1251                                     AArch64::ArchKind::INVALID, "fp16fml"));
1252   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1253                                    AArch64::ArchKind::INVALID, "dotprod"));
1254   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1255                                    AArch64::ArchKind::INVALID, "ras"));
1256   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1257                                    AArch64::ArchKind::INVALID, "fp16"));
1258   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1259                                    AArch64::ArchKind::INVALID, "fp16fml"));
1260   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1261                                    AArch64::ArchKind::INVALID, "dotprod"));
1262   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1263                                    AArch64::ArchKind::INVALID, "lse"));
1264   EXPECT_FALSE(testAArch64Extension("cyclone",
1265                                     AArch64::ArchKind::INVALID, "ras"));
1266   EXPECT_FALSE(testAArch64Extension("exynos-m3",
1267                                     AArch64::ArchKind::INVALID, "ras"));
1268   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1269                                    AArch64::ArchKind::INVALID, "dotprod"));
1270   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1271                                    AArch64::ArchKind::INVALID, "fp16"));
1272   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1273                                    AArch64::ArchKind::INVALID, "lse"));
1274   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1275                                    AArch64::ArchKind::INVALID, "ras"));
1276   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1277                                    AArch64::ArchKind::INVALID, "rdm"));
1278   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1279                                    AArch64::ArchKind::INVALID, "dotprod"));
1280   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1281                                    AArch64::ArchKind::INVALID, "fp16"));
1282   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1283                                    AArch64::ArchKind::INVALID, "lse"));
1284   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1285                                    AArch64::ArchKind::INVALID, "ras"));
1286   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1287                                    AArch64::ArchKind::INVALID, "rdm"));
1288   EXPECT_TRUE(testAArch64Extension("falkor",
1289                                    AArch64::ArchKind::INVALID, "rdm"));
1290   EXPECT_FALSE(testAArch64Extension("kryo",
1291                                     AArch64::ArchKind::INVALID, "ras"));
1292   EXPECT_TRUE(testAArch64Extension("saphira",
1293                                     AArch64::ArchKind::INVALID, "crc"));
1294   EXPECT_TRUE(testAArch64Extension("saphira",
1295                                     AArch64::ArchKind::INVALID, "lse"));
1296   EXPECT_TRUE(testAArch64Extension("saphira",
1297                                    AArch64::ArchKind::INVALID, "rdm"));
1298   EXPECT_TRUE(testAArch64Extension("saphira",
1299                                    AArch64::ArchKind::INVALID, "ras"));
1300   EXPECT_TRUE(testAArch64Extension("saphira",
1301                                    AArch64::ArchKind::INVALID, "rcpc"));
1302   EXPECT_TRUE(testAArch64Extension("saphira",
1303                                    AArch64::ArchKind::INVALID, "profile"));
1304   EXPECT_FALSE(testAArch64Extension("saphira",
1305                                     AArch64::ArchKind::INVALID, "fp16"));
1306   EXPECT_FALSE(testAArch64Extension("thunderx2t99",
1307                                     AArch64::ArchKind::INVALID, "ras"));
1308   EXPECT_FALSE(testAArch64Extension("thunderx",
1309                                     AArch64::ArchKind::INVALID, "lse"));
1310   EXPECT_FALSE(testAArch64Extension("thunderxt81",
1311                                     AArch64::ArchKind::INVALID, "lse"));
1312   EXPECT_FALSE(testAArch64Extension("thunderxt83",
1313                                     AArch64::ArchKind::INVALID, "lse"));
1314   EXPECT_FALSE(testAArch64Extension("thunderxt88",
1315                                     AArch64::ArchKind::INVALID, "lse"));
1316   EXPECT_TRUE(testAArch64Extension("tsv110",
1317                                    AArch64::ArchKind::INVALID, "crypto"));
1318   EXPECT_FALSE(testAArch64Extension("tsv110",
1319                                     AArch64::ArchKind::INVALID, "sha3"));
1320   EXPECT_FALSE(testAArch64Extension("tsv110",
1321                                     AArch64::ArchKind::INVALID, "sm4"));
1322   EXPECT_TRUE(testAArch64Extension("tsv110",
1323                                    AArch64::ArchKind::INVALID, "ras"));
1324   EXPECT_TRUE(testAArch64Extension("tsv110",
1325                                    AArch64::ArchKind::INVALID, "profile"));
1326   EXPECT_TRUE(testAArch64Extension("tsv110",
1327                                    AArch64::ArchKind::INVALID, "fp16"));
1328   EXPECT_TRUE(testAArch64Extension("tsv110",
1329                                    AArch64::ArchKind::INVALID, "fp16fml"));
1330   EXPECT_TRUE(testAArch64Extension("tsv110",
1331                                    AArch64::ArchKind::INVALID, "dotprod"));
1332   EXPECT_TRUE(testAArch64Extension("a64fx",
1333                                    AArch64::ArchKind::INVALID, "fp16"));
1334   EXPECT_TRUE(testAArch64Extension("a64fx",
1335                                    AArch64::ArchKind::INVALID, "sve"));
1336   EXPECT_FALSE(testAArch64Extension("a64fx",
1337                                    AArch64::ArchKind::INVALID, "sve2"));
1338   EXPECT_TRUE(
1339       testAArch64Extension("carmel", AArch64::ArchKind::INVALID, "crypto"));
1340   EXPECT_TRUE(
1341       testAArch64Extension("carmel", AArch64::ArchKind::INVALID, "fp16"));
1342 
1343   EXPECT_FALSE(testAArch64Extension(
1344       "generic", AArch64::ArchKind::ARMV8A, "ras"));
1345   EXPECT_FALSE(testAArch64Extension(
1346       "generic", AArch64::ArchKind::ARMV8_1A, "ras"));
1347   EXPECT_FALSE(testAArch64Extension(
1348       "generic", AArch64::ArchKind::ARMV8_2A, "profile"));
1349   EXPECT_FALSE(testAArch64Extension(
1350       "generic", AArch64::ArchKind::ARMV8_2A, "fp16"));
1351   EXPECT_FALSE(testAArch64Extension(
1352       "generic", AArch64::ArchKind::ARMV8_2A, "fp16fml"));
1353   EXPECT_FALSE(testAArch64Extension(
1354       "generic", AArch64::ArchKind::ARMV8_3A, "fp16"));
1355   EXPECT_FALSE(testAArch64Extension(
1356       "generic", AArch64::ArchKind::ARMV8_3A, "fp16fml"));
1357   EXPECT_FALSE(testAArch64Extension(
1358       "generic", AArch64::ArchKind::ARMV8_4A, "fp16"));
1359   EXPECT_FALSE(testAArch64Extension(
1360       "generic", AArch64::ArchKind::ARMV8_4A, "fp16fml"));
1361 }
1362 
1363 TEST(TargetParserTest, AArch64ExtensionFeatures) {
1364   std::vector<uint64_t> Extensions = {
1365     AArch64::AEK_CRC,      AArch64::AEK_CRYPTO,
1366     AArch64::AEK_FP,       AArch64::AEK_SIMD,
1367     AArch64::AEK_FP16,     AArch64::AEK_PROFILE,
1368     AArch64::AEK_RAS,      AArch64::AEK_LSE,
1369     AArch64::AEK_RDM,      AArch64::AEK_DOTPROD,
1370     AArch64::AEK_SVE,      AArch64::AEK_SVE2,
1371     AArch64::AEK_SVE2AES,  AArch64::AEK_SVE2SM4,
1372     AArch64::AEK_SVE2SHA3, AArch64::AEK_SVE2BITPERM,
1373     AArch64::AEK_RCPC,     AArch64::AEK_FP16FML };
1374 
1375   std::vector<StringRef> Features;
1376 
1377   uint64_t ExtVal = 0;
1378   for (auto Ext : Extensions)
1379     ExtVal |= Ext;
1380 
1381   EXPECT_FALSE(AArch64::getExtensionFeatures(AArch64::AEK_INVALID, Features));
1382   EXPECT_TRUE(!Features.size());
1383 
1384   AArch64::getExtensionFeatures(ExtVal, Features);
1385   EXPECT_TRUE(Extensions.size() == Features.size());
1386 
1387   EXPECT_TRUE(llvm::is_contained(Features, "+crc"));
1388   EXPECT_TRUE(llvm::is_contained(Features, "+crypto"));
1389   EXPECT_TRUE(llvm::is_contained(Features, "+fp-armv8"));
1390   EXPECT_TRUE(llvm::is_contained(Features, "+neon"));
1391   EXPECT_TRUE(llvm::is_contained(Features, "+fullfp16"));
1392   EXPECT_TRUE(llvm::is_contained(Features, "+spe"));
1393   EXPECT_TRUE(llvm::is_contained(Features, "+ras"));
1394   EXPECT_TRUE(llvm::is_contained(Features, "+lse"));
1395   EXPECT_TRUE(llvm::is_contained(Features, "+rdm"));
1396   EXPECT_TRUE(llvm::is_contained(Features, "+dotprod"));
1397   EXPECT_TRUE(llvm::is_contained(Features, "+rcpc"));
1398   EXPECT_TRUE(llvm::is_contained(Features, "+fp16fml"));
1399   EXPECT_TRUE(llvm::is_contained(Features, "+sve"));
1400   EXPECT_TRUE(llvm::is_contained(Features, "+sve2"));
1401   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-aes"));
1402   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-sm4"));
1403   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-sha3"));
1404   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-bitperm"));
1405 }
1406 
1407 TEST(TargetParserTest, AArch64ArchFeatures) {
1408   std::vector<StringRef> Features;
1409 
1410   for (auto AK : AArch64::ArchKinds)
1411     EXPECT_TRUE((AK == AArch64::ArchKind::INVALID)
1412                     ? !AArch64::getArchFeatures(AK, Features)
1413                     : AArch64::getArchFeatures(AK, Features));
1414 }
1415 
1416 TEST(TargetParserTest, AArch64ArchExtFeature) {
1417   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
1418                               {"crypto", "nocrypto", "+crypto", "-crypto"},
1419                               {"flagm", "noflagm", "+flagm", "-flagm"},
1420                               {"fp", "nofp", "+fp-armv8", "-fp-armv8"},
1421                               {"simd", "nosimd", "+neon", "-neon"},
1422                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
1423                               {"fp16fml", "nofp16fml", "+fp16fml", "-fp16fml"},
1424                               {"profile", "noprofile", "+spe", "-spe"},
1425                               {"ras", "noras", "+ras", "-ras"},
1426                               {"lse", "nolse", "+lse", "-lse"},
1427                               {"rdm", "nordm", "+rdm", "-rdm"},
1428                               {"sve", "nosve", "+sve", "-sve"},
1429                               {"sve2", "nosve2", "+sve2", "-sve2"},
1430                               {"sve2-aes", "nosve2-aes", "+sve2-aes",
1431                                "-sve2-aes"},
1432                               {"sve2-sm4", "nosve2-sm4", "+sve2-sm4",
1433                                "-sve2-sm4"},
1434                               {"sve2-sha3", "nosve2-sha3", "+sve2-sha3",
1435                                "-sve2-sha3"},
1436                               {"sve2-bitperm", "nosve2-bitperm",
1437                                "+sve2-bitperm", "-sve2-bitperm"},
1438                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
1439                               {"rcpc", "norcpc", "+rcpc", "-rcpc" },
1440                               {"rng", "norng", "+rand", "-rand"},
1441                               {"memtag", "nomemtag", "+mte", "-mte"},
1442                               {"tme", "notme", "+tme", "-tme"},
1443                               {"pauth", "nopauth", "+pauth", "-pauth"},
1444                               {"ssbs", "nossbs", "+ssbs", "-ssbs"},
1445                               {"sb", "nosb", "+sb", "-sb"},
1446                               {"predres", "nopredres", "+predres", "-predres"},
1447                               {"i8mm", "noi8mm", "+i8mm", "-i8mm"},
1448                               {"f32mm", "nof32mm", "+f32mm", "-f32mm"},
1449                               {"f64mm", "nof64mm", "+f64mm", "-f64mm"},
1450 };
1451 
1452   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
1453     EXPECT_EQ(StringRef(ArchExt[i][2]),
1454               AArch64::getArchExtFeature(ArchExt[i][0]));
1455     EXPECT_EQ(StringRef(ArchExt[i][3]),
1456               AArch64::getArchExtFeature(ArchExt[i][1]));
1457   }
1458 }
1459 
1460 } // namespace
1461