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