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("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("arm940t", "armv4t", "none", ARM::AEK_NONE, "4T"),
147         ARMCPUTestParams("ep9312", "armv4t", "none", ARM::AEK_NONE, "4T"),
148         ARMCPUTestParams("arm10tdmi", "armv5t", "none", ARM::AEK_NONE, "5T"),
149         ARMCPUTestParams("arm1020t", "armv5t", "none", ARM::AEK_NONE, "5T"),
150         ARMCPUTestParams("arm9e", "armv5te", "none",
151                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
152         ARMCPUTestParams("arm946e-s", "armv5te", "none",
153                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
154         ARMCPUTestParams("arm966e-s", "armv5te", "none",
155                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
156         ARMCPUTestParams("arm968e-s", "armv5te", "none",
157                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
158         ARMCPUTestParams("arm10e", "armv5te", "none",
159                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
160         ARMCPUTestParams("arm1020e", "armv5te", "none",
161                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
162         ARMCPUTestParams("arm1022e", "armv5te", "none",
163                          ARM::AEK_NONE | ARM::AEK_DSP, "5TE"),
164         ARMCPUTestParams("arm926ej-s", "armv5tej", "none",
165                          ARM::AEK_NONE | ARM::AEK_DSP, "5TEJ"),
166         ARMCPUTestParams("arm1136j-s", "armv6", "none",
167                          ARM::AEK_NONE | ARM::AEK_DSP, "6"),
168         ARMCPUTestParams("arm1136jf-s", "armv6", "vfpv2",
169                          ARM::AEK_NONE | ARM::AEK_DSP, "6"),
170         ARMCPUTestParams("arm1176jz-s", "armv6kz", "none",
171                          ARM::AEK_NONE | ARM::AEK_SEC | ARM::AEK_DSP, "6KZ"),
172         ARMCPUTestParams("mpcore", "armv6k", "vfpv2",
173                          ARM::AEK_NONE | ARM::AEK_DSP, "6K"),
174         ARMCPUTestParams("mpcorenovfp", "armv6k", "none",
175                          ARM::AEK_NONE | ARM::AEK_DSP, "6K"),
176         ARMCPUTestParams("arm1176jzf-s", "armv6kz", "vfpv2",
177                          ARM::AEK_NONE | ARM::AEK_SEC | ARM::AEK_DSP, "6KZ"),
178         ARMCPUTestParams("arm1156t2-s", "armv6t2", "none",
179                          ARM::AEK_NONE | ARM::AEK_DSP, "6T2"),
180         ARMCPUTestParams("arm1156t2f-s", "armv6t2", "vfpv2",
181                          ARM::AEK_NONE | ARM::AEK_DSP, "6T2"),
182         ARMCPUTestParams("cortex-m0", "armv6-m", "none", ARM::AEK_NONE, "6-M"),
183         ARMCPUTestParams("cortex-m0plus", "armv6-m", "none", ARM::AEK_NONE,
184                          "6-M"),
185         ARMCPUTestParams("cortex-m1", "armv6-m", "none", ARM::AEK_NONE, "6-M"),
186         ARMCPUTestParams("sc000", "armv6-m", "none", ARM::AEK_NONE, "6-M"),
187         ARMCPUTestParams("cortex-a5", "armv7-a", "neon-vfpv4",
188                          ARM::AEK_MP | ARM::AEK_SEC | ARM::AEK_DSP, "7-A"),
189         ARMCPUTestParams("cortex-a7", "armv7-a", "neon-vfpv4",
190                          ARM::AEK_HWDIVTHUMB | ARM::AEK_HWDIVARM | ARM::AEK_MP |
191                              ARM::AEK_SEC | ARM::AEK_VIRT | ARM::AEK_DSP,
192                          "7-A"),
193         ARMCPUTestParams("cortex-a8", "armv7-a", "neon",
194                          ARM::AEK_SEC | ARM::AEK_DSP, "7-A")));
195 
196 // gtest in llvm has a limit of 50 test cases when using ::Values so we split
197 // them into 2 blocks
198 INSTANTIATE_TEST_SUITE_P(
199     ARMCPUTestsPart2, ARMCPUTestFixture,
200     ::testing::Values(
201         ARMCPUTestParams("cortex-a9", "armv7-a", "neon-fp16",
202                          ARM::AEK_MP | ARM::AEK_SEC | ARM::AEK_DSP, "7-A"),
203         ARMCPUTestParams("cortex-a12", "armv7-a", "neon-vfpv4",
204                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
205                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
206                              ARM::AEK_DSP,
207                          "7-A"),
208         ARMCPUTestParams("cortex-a15", "armv7-a", "neon-vfpv4",
209                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
210                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
211                              ARM::AEK_DSP,
212                          "7-A"),
213         ARMCPUTestParams("cortex-a17", "armv7-a", "neon-vfpv4",
214                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
215                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
216                              ARM::AEK_DSP,
217                          "7-A"),
218         ARMCPUTestParams("krait", "armv7-a", "neon-vfpv4",
219                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
220                          "7-A"),
221         ARMCPUTestParams("cortex-r4", "armv7-r", "none",
222                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
223                          "7-R"),
224         ARMCPUTestParams("cortex-r4f", "armv7-r", "vfpv3-d16",
225                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
226                          "7-R"),
227         ARMCPUTestParams("cortex-r5", "armv7-r", "vfpv3-d16",
228                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
229                              ARM::AEK_DSP,
230                          "7-R"),
231         ARMCPUTestParams("cortex-r7", "armv7-r", "vfpv3-d16-fp16",
232                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
233                              ARM::AEK_DSP,
234                          "7-R"),
235         ARMCPUTestParams("cortex-r8", "armv7-r", "vfpv3-d16-fp16",
236                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
237                              ARM::AEK_DSP,
238                          "7-R"),
239         ARMCPUTestParams("cortex-r52", "armv8-r", "neon-fp-armv8",
240                          ARM::AEK_NONE | ARM::AEK_CRC | ARM::AEK_MP |
241                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
242                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
243                          "8-R"),
244         ARMCPUTestParams("sc300", "armv7-m", "none",
245                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB, "7-M"),
246         ARMCPUTestParams("cortex-m3", "armv7-m", "none",
247                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB, "7-M"),
248         ARMCPUTestParams("cortex-m4", "armv7e-m", "fpv4-sp-d16",
249                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
250                          "7E-M"),
251         ARMCPUTestParams("cortex-m7", "armv7e-m", "fpv5-d16",
252                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
253                          "7E-M"),
254         ARMCPUTestParams("cortex-a32", "armv8-a", "crypto-neon-fp-armv8",
255                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
256                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
257                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
258                          "8-A"),
259         ARMCPUTestParams("cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
260                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
261                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
262                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
263                          "8-A"),
264         ARMCPUTestParams("cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
265                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
266                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
267                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
268                          "8-A"),
269         ARMCPUTestParams("cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
270                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
271                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
272                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
273                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
274                          "8.2-A"),
275         ARMCPUTestParams("cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
276                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
277                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
278                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
279                          "8-A"),
280         ARMCPUTestParams("cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
281                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
282                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
283                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
284                          "8-A"),
285         ARMCPUTestParams("cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
286                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
287                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
288                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
289                          "8-A"),
290         ARMCPUTestParams("cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
291                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
292                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
293                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
294                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
295                          "8.2-A"),
296         ARMCPUTestParams("cortex-a76", "armv8.2-a", "crypto-neon-fp-armv8",
297                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
298                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
299                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
300                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
301                          "8.2-A"),
302         ARMCPUTestParams("cortex-a76ae", "armv8.2-a", "crypto-neon-fp-armv8",
303                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
304                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
305                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
306                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
307                          "8.2-A"),
308         ARMCPUTestParams("cortex-a78c", "armv8.2-a", "crypto-neon-fp-armv8",
309                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
310                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
311                              ARM::AEK_DSP | ARM::AEK_CRC | ARM::AEK_RAS |
312                              ARM::AEK_FP16 | ARM::AEK_DOTPROD,
313                          "8.2-A"),
314         ARMCPUTestParams("cortex-a77", "armv8.2-a", "crypto-neon-fp-armv8",
315                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
316                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
317                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
318                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
319                          "8.2-A"),
320         ARMCPUTestParams("cortex-a78", "armv8.2-a", "crypto-neon-fp-armv8",
321                          ARM::AEK_DOTPROD | ARM::AEK_FP16 | ARM::AEK_SEC |
322                              ARM::AEK_MP | ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
323                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_CRC |
324                              ARM::AEK_RAS,
325                          "8.2-A"),
326         ARMCPUTestParams("cortex-x1", "armv8.2-a", "crypto-neon-fp-armv8",
327                          ARM::AEK_RAS | ARM::AEK_FP16 | ARM::AEK_DOTPROD |
328                              ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
329                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
330                              ARM::AEK_DSP | ARM::AEK_CRC | ARM::AEK_RAS,
331                          "8.2-A"),
332         ARMCPUTestParams("neoverse-n1", "armv8.2-a", "crypto-neon-fp-armv8",
333                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
334                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
335                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
336                              ARM::AEK_FP16 | ARM::AEK_RAS | ARM::AEK_DOTPROD,
337                          "8.2-A"),
338         ARMCPUTestParams("neoverse-n2", "armv8.5-a", "crypto-neon-fp-armv8",
339                          ARM::AEK_CRC | ARM::AEK_HWDIVTHUMB |
340                              ARM::AEK_HWDIVARM | ARM::AEK_MP | ARM::AEK_SEC |
341                              ARM::AEK_VIRT | ARM::AEK_DSP | ARM::AEK_BF16 |
342                              ARM::AEK_DOTPROD | ARM::AEK_RAS | ARM::AEK_I8MM |
343                              ARM::AEK_SB,
344                          "8.5-A"),
345         ARMCPUTestParams("neoverse-v1", "armv8.4-a", "crypto-neon-fp-armv8",
346                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
347                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
348                              ARM::AEK_DSP | ARM::AEK_CRC | ARM::AEK_RAS |
349                              ARM::AEK_FP16 | ARM::AEK_BF16 | ARM::AEK_DOTPROD,
350                          "8.4-A"),
351         ARMCPUTestParams("cyclone", "armv8-a", "crypto-neon-fp-armv8",
352                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
353                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
354                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
355                          "8-A"),
356         ARMCPUTestParams("exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
357                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
358                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
359                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
360                          "8-A"),
361         ARMCPUTestParams("exynos-m4", "armv8.2-a", "crypto-neon-fp-armv8",
362                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
363                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
364                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
365                              ARM::AEK_DOTPROD | ARM::AEK_FP16 | ARM::AEK_RAS,
366                          "8.2-A"),
367         ARMCPUTestParams("exynos-m5", "armv8.2-a", "crypto-neon-fp-armv8",
368                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
369                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
370                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
371                              ARM::AEK_DOTPROD | ARM::AEK_FP16 | ARM::AEK_RAS,
372                          "8.2-A"),
373         ARMCPUTestParams("cortex-m23", "armv8-m.base", "none",
374                          ARM::AEK_NONE | ARM::AEK_HWDIVTHUMB, "8-M.Baseline"),
375         ARMCPUTestParams("cortex-m33", "armv8-m.main", "fpv5-sp-d16",
376                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"),
377         ARMCPUTestParams("cortex-m35p", "armv8-m.main", "fpv5-sp-d16",
378                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"),
379         ARMCPUTestParams("cortex-m55", "armv8.1-m.main",
380                          "fp-armv8-fullfp16-d16",
381                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_SIMD |
382                              ARM::AEK_FP | ARM::AEK_RAS | ARM::AEK_LOB |
383                              ARM::AEK_FP16,
384                          "8.1-M.Mainline"),
385         ARMCPUTestParams("iwmmxt", "iwmmxt", "none", ARM::AEK_NONE, "iwmmxt"),
386         ARMCPUTestParams("xscale", "xscale", "none", ARM::AEK_NONE, "xscale"),
387         ARMCPUTestParams("swift", "armv7s", "neon-vfpv4",
388                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
389                          "7-S")));
390 
391 static constexpr unsigned NumARMCPUArchs = 90;
392 
393 TEST(TargetParserTest, testARMCPUArchList) {
394   SmallVector<StringRef, NumARMCPUArchs> List;
395   ARM::fillValidCPUArchList(List);
396 
397   // No list exists for these in this test suite, so ensure all are
398   // valid, and match the expected 'magic' count.
399   EXPECT_EQ(List.size(), NumARMCPUArchs);
400   for(StringRef CPU : List) {
401     EXPECT_NE(ARM::parseCPUArch(CPU), ARM::ArchKind::INVALID);
402   }
403 }
404 
405 TEST(TargetParserTest, testInvalidARMArch) {
406   auto InvalidArchStrings = {"armv", "armv99", "noarm"};
407   for (const char* InvalidArch : InvalidArchStrings)
408     EXPECT_EQ(ARM::parseArch(InvalidArch), ARM::ArchKind::INVALID);
409 }
410 
411 bool testARMArch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
412                  unsigned ArchAttr) {
413   ARM::ArchKind AK = ARM::parseArch(Arch);
414   bool Result = (AK != ARM::ArchKind::INVALID);
415   Result &= ARM::getDefaultCPU(Arch).equals(DefaultCPU);
416   Result &= ARM::getSubArch(AK).equals(SubArch);
417   Result &= (ARM::getArchAttr(AK) == ArchAttr);
418   return Result;
419 }
420 
421 TEST(TargetParserTest, testARMArch) {
422   EXPECT_TRUE(
423       testARMArch("armv2", "arm2", "v2",
424                           ARMBuildAttrs::CPUArch::Pre_v4));
425   EXPECT_TRUE(
426       testARMArch("armv2a", "arm3", "v2a",
427                           ARMBuildAttrs::CPUArch::Pre_v4));
428   EXPECT_TRUE(
429       testARMArch("armv3", "arm6", "v3",
430                           ARMBuildAttrs::CPUArch::Pre_v4));
431   EXPECT_TRUE(
432       testARMArch("armv3m", "arm7m", "v3m",
433                           ARMBuildAttrs::CPUArch::Pre_v4));
434   EXPECT_TRUE(
435       testARMArch("armv4", "strongarm", "v4",
436                           ARMBuildAttrs::CPUArch::v4));
437   EXPECT_TRUE(
438       testARMArch("armv4t", "arm7tdmi", "v4t",
439                           ARMBuildAttrs::CPUArch::v4T));
440   EXPECT_TRUE(
441       testARMArch("armv5t", "arm10tdmi", "v5",
442                           ARMBuildAttrs::CPUArch::v5T));
443   EXPECT_TRUE(
444       testARMArch("armv5te", "arm1022e", "v5e",
445                           ARMBuildAttrs::CPUArch::v5TE));
446   EXPECT_TRUE(
447       testARMArch("armv5tej", "arm926ej-s", "v5e",
448                           ARMBuildAttrs::CPUArch::v5TEJ));
449   EXPECT_TRUE(
450       testARMArch("armv6", "arm1136jf-s", "v6",
451                           ARMBuildAttrs::CPUArch::v6));
452   EXPECT_TRUE(
453       testARMArch("armv6k", "mpcore", "v6k",
454                           ARMBuildAttrs::CPUArch::v6K));
455   EXPECT_TRUE(
456       testARMArch("armv6t2", "arm1156t2-s", "v6t2",
457                           ARMBuildAttrs::CPUArch::v6T2));
458   EXPECT_TRUE(
459       testARMArch("armv6kz", "arm1176jzf-s", "v6kz",
460                           ARMBuildAttrs::CPUArch::v6KZ));
461   EXPECT_TRUE(
462       testARMArch("armv6-m", "cortex-m0", "v6m",
463                           ARMBuildAttrs::CPUArch::v6_M));
464   EXPECT_TRUE(
465       testARMArch("armv7-a", "generic", "v7",
466                           ARMBuildAttrs::CPUArch::v7));
467   EXPECT_TRUE(
468       testARMArch("armv7ve", "generic", "v7ve",
469                           ARMBuildAttrs::CPUArch::v7));
470   EXPECT_TRUE(
471       testARMArch("armv7-r", "cortex-r4", "v7r",
472                           ARMBuildAttrs::CPUArch::v7));
473   EXPECT_TRUE(
474       testARMArch("armv7-m", "cortex-m3", "v7m",
475                           ARMBuildAttrs::CPUArch::v7));
476   EXPECT_TRUE(
477       testARMArch("armv7e-m", "cortex-m4", "v7em",
478                           ARMBuildAttrs::CPUArch::v7E_M));
479   EXPECT_TRUE(
480       testARMArch("armv8-a", "generic", "v8",
481                           ARMBuildAttrs::CPUArch::v8_A));
482   EXPECT_TRUE(
483       testARMArch("armv8.1-a", "generic", "v8.1a",
484                           ARMBuildAttrs::CPUArch::v8_A));
485   EXPECT_TRUE(
486       testARMArch("armv8.2-a", "generic", "v8.2a",
487                           ARMBuildAttrs::CPUArch::v8_A));
488   EXPECT_TRUE(
489       testARMArch("armv8.3-a", "generic", "v8.3a",
490                           ARMBuildAttrs::CPUArch::v8_A));
491   EXPECT_TRUE(
492       testARMArch("armv8.4-a", "generic", "v8.4a",
493                           ARMBuildAttrs::CPUArch::v8_A));
494   EXPECT_TRUE(
495       testARMArch("armv8.5-a", "generic", "v8.5a",
496                           ARMBuildAttrs::CPUArch::v8_A));
497   EXPECT_TRUE(
498       testARMArch("armv8.6-a", "generic", "v8.6a",
499                           ARMBuildAttrs::CPUArch::v8_A));
500   EXPECT_TRUE(
501       testARMArch("armv8.7-a", "generic", "v8.7a",
502                           ARMBuildAttrs::CPUArch::v8_A));
503   EXPECT_TRUE(
504       testARMArch("armv8-r", "cortex-r52", "v8r",
505                           ARMBuildAttrs::CPUArch::v8_R));
506   EXPECT_TRUE(
507       testARMArch("armv8-m.base", "generic", "v8m.base",
508                           ARMBuildAttrs::CPUArch::v8_M_Base));
509   EXPECT_TRUE(
510       testARMArch("armv8-m.main", "generic", "v8m.main",
511                           ARMBuildAttrs::CPUArch::v8_M_Main));
512   EXPECT_TRUE(
513       testARMArch("armv8.1-m.main", "generic", "v8.1m.main",
514                           ARMBuildAttrs::CPUArch::v8_1_M_Main));
515   EXPECT_TRUE(
516       testARMArch("iwmmxt", "iwmmxt", "",
517                           ARMBuildAttrs::CPUArch::v5TE));
518   EXPECT_TRUE(
519       testARMArch("iwmmxt2", "generic", "",
520                           ARMBuildAttrs::CPUArch::v5TE));
521   EXPECT_TRUE(
522       testARMArch("xscale", "xscale", "v5e",
523                           ARMBuildAttrs::CPUArch::v5TE));
524   EXPECT_TRUE(
525       testARMArch("armv7s", "swift", "v7s",
526                           ARMBuildAttrs::CPUArch::v7));
527   EXPECT_TRUE(
528       testARMArch("armv7k", "generic", "v7k",
529                           ARMBuildAttrs::CPUArch::v7));
530 }
531 
532 bool testARMExtension(StringRef CPUName,ARM::ArchKind ArchKind, StringRef ArchExt) {
533   return ARM::getDefaultExtensions(CPUName, ArchKind) &
534          ARM::parseArchExt(ArchExt);
535 }
536 
537 TEST(TargetParserTest, testARMExtension) {
538   EXPECT_FALSE(testARMExtension("arm2", ARM::ArchKind::INVALID, "thumb"));
539   EXPECT_FALSE(testARMExtension("arm3", ARM::ArchKind::INVALID, "thumb"));
540   EXPECT_FALSE(testARMExtension("arm6", ARM::ArchKind::INVALID, "thumb"));
541   EXPECT_FALSE(testARMExtension("arm7m", ARM::ArchKind::INVALID, "thumb"));
542   EXPECT_FALSE(testARMExtension("strongarm", ARM::ArchKind::INVALID, "dsp"));
543   EXPECT_FALSE(testARMExtension("arm7tdmi", ARM::ArchKind::INVALID, "dsp"));
544   EXPECT_FALSE(testARMExtension("arm10tdmi",
545                                 ARM::ArchKind::INVALID, "simd"));
546   EXPECT_FALSE(testARMExtension("arm1022e", ARM::ArchKind::INVALID, "simd"));
547   EXPECT_FALSE(testARMExtension("arm926ej-s",
548                                 ARM::ArchKind::INVALID, "simd"));
549   EXPECT_FALSE(testARMExtension("arm1136jf-s",
550                                 ARM::ArchKind::INVALID, "crypto"));
551   EXPECT_FALSE(testARMExtension("arm1156t2-s",
552                                 ARM::ArchKind::INVALID, "crypto"));
553   EXPECT_FALSE(testARMExtension("arm1176jzf-s",
554                                 ARM::ArchKind::INVALID, "crypto"));
555   EXPECT_FALSE(testARMExtension("cortex-m0",
556                                 ARM::ArchKind::INVALID, "crypto"));
557   EXPECT_FALSE(testARMExtension("cortex-a8",
558                                 ARM::ArchKind::INVALID, "crypto"));
559   EXPECT_FALSE(testARMExtension("cortex-r4",
560                                 ARM::ArchKind::INVALID, "crypto"));
561   EXPECT_FALSE(testARMExtension("cortex-m3",
562                                 ARM::ArchKind::INVALID, "crypto"));
563   EXPECT_FALSE(testARMExtension("cortex-a53",
564                                 ARM::ArchKind::INVALID, "ras"));
565   EXPECT_FALSE(testARMExtension("cortex-a53",
566                                 ARM::ArchKind::INVALID, "fp16"));
567   EXPECT_TRUE(testARMExtension("cortex-a55",
568                                 ARM::ArchKind::INVALID, "fp16"));
569   EXPECT_FALSE(testARMExtension("cortex-a55",
570                                 ARM::ArchKind::INVALID, "fp16fml"));
571   EXPECT_TRUE(testARMExtension("cortex-a75",
572                                 ARM::ArchKind::INVALID, "fp16"));
573   EXPECT_FALSE(testARMExtension("cortex-a75",
574                                 ARM::ArchKind::INVALID, "fp16fml"));
575   EXPECT_FALSE(testARMExtension("cortex-r52",
576                                 ARM::ArchKind::INVALID, "ras"));
577   EXPECT_FALSE(testARMExtension("iwmmxt", ARM::ArchKind::INVALID, "crc"));
578   EXPECT_FALSE(testARMExtension("xscale", ARM::ArchKind::INVALID, "crc"));
579   EXPECT_FALSE(testARMExtension("swift", ARM::ArchKind::INVALID, "crc"));
580 
581   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2, "thumb"));
582   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2A, "thumb"));
583   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3, "thumb"));
584   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3M, "thumb"));
585   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4, "dsp"));
586   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4T, "dsp"));
587   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5T, "simd"));
588   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TE, "simd"));
589   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TEJ, "simd"));
590   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6, "crypto"));
591   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6K, "crypto"));
592   EXPECT_FALSE(testARMExtension("generic",
593                                 ARM::ArchKind::ARMV6T2, "crypto"));
594   EXPECT_FALSE(testARMExtension("generic",
595                                 ARM::ArchKind::ARMV6KZ, "crypto"));
596   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6M, "crypto"));
597   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7A, "crypto"));
598   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7R, "crypto"));
599   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7M, "crypto"));
600   EXPECT_FALSE(testARMExtension("generic",
601                                 ARM::ArchKind::ARMV7EM, "crypto"));
602   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8A, "ras"));
603   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_1A, "ras"));
604   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "profile"));
605   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "fp16"));
606   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "fp16fml"));
607   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_3A, "fp16"));
608   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_3A, "fp16fml"));
609   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_4A, "fp16"));
610   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_4A, "fp16fml"));
611   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8R, "ras"));
612   EXPECT_FALSE(testARMExtension("generic",
613                                 ARM::ArchKind::ARMV8MBaseline, "crc"));
614   EXPECT_FALSE(testARMExtension("generic",
615                                 ARM::ArchKind::ARMV8MMainline, "crc"));
616   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT, "crc"));
617   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT2, "crc"));
618   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::XSCALE, "crc"));
619   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7S, "crypto"));
620   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7K, "crypto"));
621 }
622 
623 TEST(TargetParserTest, ARMFPUVersion) {
624   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
625        FK <= ARM::FPUKind::FK_LAST;
626        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
627     if (FK == ARM::FK_LAST || ARM::getFPUName(FK) == "invalid" ||
628         ARM::getFPUName(FK) == "none" || ARM::getFPUName(FK) == "softvfp")
629       EXPECT_EQ(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
630     else
631       EXPECT_NE(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
632 }
633 
634 TEST(TargetParserTest, ARMFPUNeonSupportLevel) {
635   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
636        FK <= ARM::FPUKind::FK_LAST;
637        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
638     if (FK == ARM::FK_LAST ||
639         ARM::getFPUName(FK).find("neon") == std::string::npos)
640       EXPECT_EQ(ARM::NeonSupportLevel::None,
641                  ARM::getFPUNeonSupportLevel(FK));
642     else
643       EXPECT_NE(ARM::NeonSupportLevel::None,
644                 ARM::getFPUNeonSupportLevel(FK));
645 }
646 
647 TEST(TargetParserTest, ARMFPURestriction) {
648   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
649        FK <= ARM::FPUKind::FK_LAST;
650        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1)) {
651     if (FK == ARM::FK_LAST ||
652         (ARM::getFPUName(FK).find("d16") == std::string::npos &&
653          ARM::getFPUName(FK).find("vfpv3xd") == std::string::npos))
654       EXPECT_EQ(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
655     else
656       EXPECT_NE(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
657   }
658 }
659 
660 TEST(TargetParserTest, ARMExtensionFeatures) {
661   std::map<uint64_t, std::vector<StringRef>> Extensions;
662 
663   for (auto &Ext : ARM::ARCHExtNames) {
664     if (Ext.Feature && Ext.NegFeature)
665       Extensions[Ext.ID] = { StringRef(Ext.Feature),
666                              StringRef(Ext.NegFeature) };
667   }
668 
669   Extensions[ARM::AEK_HWDIVARM]   = { "+hwdiv-arm", "-hwdiv-arm" };
670   Extensions[ARM::AEK_HWDIVTHUMB] = { "+hwdiv",     "-hwdiv" };
671 
672   std::vector<StringRef> Features;
673 
674   EXPECT_FALSE(ARM::getExtensionFeatures(ARM::AEK_INVALID, Features));
675 
676   for (auto &E : Extensions) {
677     // test +extension
678     Features.clear();
679     ARM::getExtensionFeatures(E.first, Features);
680     EXPECT_TRUE(llvm::is_contained(Features, E.second.at(0)));
681     EXPECT_TRUE(Extensions.size() == Features.size());
682 
683     // test -extension
684     Features.clear();
685     ARM::getExtensionFeatures(~E.first, Features);
686     EXPECT_TRUE(llvm::is_contained(Features, E.second.at(1)));
687     EXPECT_TRUE(Extensions.size() == Features.size());
688   }
689 }
690 
691 TEST(TargetParserTest, ARMFPUFeatures) {
692   std::vector<StringRef> Features;
693   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
694        FK <= ARM::FPUKind::FK_LAST;
695        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
696     EXPECT_TRUE((FK == ARM::FK_INVALID || FK >= ARM::FK_LAST)
697                     ? !ARM::getFPUFeatures(FK, Features)
698                     : ARM::getFPUFeatures(FK, Features));
699 }
700 
701 TEST(TargetParserTest, ARMArchExtFeature) {
702   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
703                               {"crypto", "nocrypto", "+crypto", "-crypto"},
704                               {"dsp", "nodsp", "+dsp", "-dsp"},
705                               {"fp", "nofp", nullptr, nullptr},
706                               {"idiv", "noidiv", nullptr, nullptr},
707                               {"mp", "nomp", nullptr, nullptr},
708                               {"simd", "nosimd", nullptr, nullptr},
709                               {"sec", "nosec", nullptr, nullptr},
710                               {"virt", "novirt", nullptr, nullptr},
711                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
712                               {"fp16fml", "nofp16fml", "+fp16fml", "-fp16fml"},
713                               {"ras", "noras", "+ras", "-ras"},
714                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
715                               {"os", "noos", nullptr, nullptr},
716                               {"iwmmxt", "noiwmmxt", nullptr, nullptr},
717                               {"iwmmxt2", "noiwmmxt2", nullptr, nullptr},
718                               {"maverick", "maverick", nullptr, nullptr},
719                               {"xscale", "noxscale", nullptr, nullptr},
720                               {"sb", "nosb", "+sb", "-sb"},
721                               {"i8mm", "noi8mm", "+i8mm", "-i8mm"},
722                               {"mve", "nomve", "+mve", "-mve"},
723                               {"mve.fp", "nomve.fp", "+mve.fp", "-mve.fp"}};
724 
725   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
726     EXPECT_EQ(StringRef(ArchExt[i][2]), ARM::getArchExtFeature(ArchExt[i][0]));
727     EXPECT_EQ(StringRef(ArchExt[i][3]), ARM::getArchExtFeature(ArchExt[i][1]));
728   }
729 }
730 
731 static bool
732 testArchExtDependency(const char *ArchExt,
733                       const std::initializer_list<const char *> &Expected) {
734   std::vector<StringRef> Features;
735   unsigned FPUID;
736 
737   if (!ARM::appendArchExtFeatures("", ARM::ArchKind::ARMV8_1MMainline, ArchExt,
738                                   Features, FPUID))
739     return false;
740 
741   return llvm::all_of(Expected, [&](StringRef Ext) {
742     return llvm::is_contained(Features, Ext);
743   });
744 }
745 
746 TEST(TargetParserTest, ARMArchExtDependencies) {
747   EXPECT_TRUE(testArchExtDependency("mve", {"+mve", "+dsp"}));
748   EXPECT_TRUE(testArchExtDependency("mve.fp", {"+mve.fp", "+mve", "+dsp"}));
749   EXPECT_TRUE(testArchExtDependency("nodsp", {"-dsp", "-mve", "-mve.fp"}));
750   EXPECT_TRUE(testArchExtDependency("nomve", {"-mve", "-mve.fp"}));
751 }
752 
753 TEST(TargetParserTest, ARMparseHWDiv) {
754   const char *hwdiv[] = {"thumb", "arm", "arm,thumb", "thumb,arm"};
755 
756   for (unsigned i = 0; i < array_lengthof(hwdiv); i++)
757     EXPECT_NE(ARM::AEK_INVALID, ARM::parseHWDiv((StringRef)hwdiv[i]));
758 }
759 
760 TEST(TargetParserTest, ARMparseArchEndianAndISA) {
761   const char *Arch[] = {
762       "v2",   "v2a",    "v3",    "v3m",    "v4",    "v4t",    "v5",    "v5t",
763       "v5e",  "v5te",   "v5tej", "v6",     "v6j",   "v6k",    "v6hl",  "v6t2",
764       "v6kz", "v6z",    "v6zk",  "v6-m",   "v6m",   "v6sm",   "v6s-m", "v7-a",
765       "v7",   "v7a",    "v7ve",  "v7hl",   "v7l",   "v7-r",   "v7r",   "v7-m",
766       "v7m",  "v7k",    "v7s",   "v7e-m",  "v7em",  "v8-a",   "v8",    "v8a",
767       "v8l",  "v8.1-a", "v8.1a", "v8.2-a", "v8.2a", "v8.3-a", "v8.3a", "v8.4-a",
768       "v8.4a", "v8.5-a","v8.5a", "v8.6-a", "v8.6a", "v8.7-a", "v8.7a", "v8-r",
769       "v8m.base", "v8m.main", "v8.1m.main"
770   };
771 
772   for (unsigned i = 0; i < array_lengthof(Arch); i++) {
773     std::string arm_1 = "armeb" + (std::string)(Arch[i]);
774     std::string arm_2 = "arm" + (std::string)(Arch[i]) + "eb";
775     std::string arm_3 = "arm" + (std::string)(Arch[i]);
776     std::string thumb_1 = "thumbeb" + (std::string)(Arch[i]);
777     std::string thumb_2 = "thumb" + (std::string)(Arch[i]) + "eb";
778     std::string thumb_3 = "thumb" + (std::string)(Arch[i]);
779 
780     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_1));
781     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_2));
782     EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(arm_3));
783 
784     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_1));
785     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_2));
786     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_3));
787     if (i >= 4) {
788       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_1));
789       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_2));
790       EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(thumb_3));
791 
792       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_1));
793       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_2));
794       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_3));
795     }
796   }
797 
798   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("aarch64"));
799   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("arm64_32"));
800   EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian("aarch64_be"));
801 
802   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64"));
803   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_be"));
804   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64"));
805   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_be"));
806   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_32"));
807   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_32"));
808 }
809 
810 TEST(TargetParserTest, ARMparseArchProfile) {
811   for (unsigned i = 0; i < array_lengthof(ARMArch); i++) {
812     switch (ARM::parseArch(ARMArch[i])) {
813     case ARM::ArchKind::ARMV6M:
814     case ARM::ArchKind::ARMV7M:
815     case ARM::ArchKind::ARMV7EM:
816     case ARM::ArchKind::ARMV8MMainline:
817     case ARM::ArchKind::ARMV8MBaseline:
818     case ARM::ArchKind::ARMV8_1MMainline:
819       EXPECT_EQ(ARM::ProfileKind::M, ARM::parseArchProfile(ARMArch[i]));
820       break;
821     case ARM::ArchKind::ARMV7R:
822     case ARM::ArchKind::ARMV8R:
823       EXPECT_EQ(ARM::ProfileKind::R, ARM::parseArchProfile(ARMArch[i]));
824       break;
825     case ARM::ArchKind::ARMV7A:
826     case ARM::ArchKind::ARMV7VE:
827     case ARM::ArchKind::ARMV7K:
828     case ARM::ArchKind::ARMV8A:
829     case ARM::ArchKind::ARMV8_1A:
830     case ARM::ArchKind::ARMV8_2A:
831     case ARM::ArchKind::ARMV8_3A:
832     case ARM::ArchKind::ARMV8_4A:
833     case ARM::ArchKind::ARMV8_5A:
834     case ARM::ArchKind::ARMV8_6A:
835     case ARM::ArchKind::ARMV8_7A:
836       EXPECT_EQ(ARM::ProfileKind::A, ARM::parseArchProfile(ARMArch[i]));
837       break;
838     default:
839       EXPECT_EQ(ARM::ProfileKind::INVALID, ARM::parseArchProfile(ARMArch[i]));
840       break;
841     }
842   }
843 }
844 
845 TEST(TargetParserTest, ARMparseArchVersion) {
846   for (unsigned i = 0; i < array_lengthof(ARMArch); i++)
847     if (((std::string)ARMArch[i]).substr(0, 4) == "armv")
848       EXPECT_EQ((ARMArch[i][4] - 48u), ARM::parseArchVersion(ARMArch[i]));
849     else
850       EXPECT_EQ(5u, ARM::parseArchVersion(ARMArch[i]));
851 }
852 
853 class AArch64CPUTestFixture
854     : public ::testing::TestWithParam<ARMCPUTestParams> {};
855 
856 TEST_P(AArch64CPUTestFixture, testAArch64CPU) {
857   ARMCPUTestParams params = GetParam();
858 
859   AArch64::ArchKind AK = AArch64::parseCPUArch(params.CPUName);
860   EXPECT_EQ(params.ExpectedArch, AArch64::getArchName(AK));
861 
862   uint64_t default_extensions =
863       AArch64::getDefaultExtensions(params.CPUName, AK);
864   EXPECT_PRED_FORMAT2(AssertSameExtensionFlags<ARM::ISAKind::AARCH64>,
865                       params.ExpectedFlags, default_extensions);
866 
867   unsigned FPUKind = AArch64::getDefaultFPU(params.CPUName, AK);
868   EXPECT_EQ(params.ExpectedFPU, ARM::getFPUName(FPUKind));
869 
870   EXPECT_EQ(params.CPUAttr, AArch64::getCPUAttr(AK));
871 }
872 
873 INSTANTIATE_TEST_SUITE_P(
874     AArch64CPUTests, AArch64CPUTestFixture,
875     ::testing::Values(
876         ARMCPUTestParams("invalid", "invalid", "invalid", AArch64::AEK_NONE,
877                          ""),
878         ARMCPUTestParams("generic", "invalid", "none", AArch64::AEK_NONE, ""),
879 
880         ARMCPUTestParams("cortex-a34", "armv8-a", "crypto-neon-fp-armv8",
881                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
882                              AArch64::AEK_FP | AArch64::AEK_SIMD,
883                          "8-A"),
884         ARMCPUTestParams("cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
885                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
886                              AArch64::AEK_FP | AArch64::AEK_SIMD,
887                          "8-A"),
888         ARMCPUTestParams("cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
889                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
890                              AArch64::AEK_FP | AArch64::AEK_SIMD,
891                          "8-A"),
892         ARMCPUTestParams("cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
893                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
894                              AArch64::AEK_FP | AArch64::AEK_SIMD |
895                              AArch64::AEK_RAS | AArch64::AEK_LSE |
896                              AArch64::AEK_RDM | AArch64::AEK_FP16 |
897                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC,
898                          "8.2-A"),
899         ARMCPUTestParams("cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
900                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
901                              AArch64::AEK_FP | AArch64::AEK_SIMD,
902                          "8-A"),
903         ARMCPUTestParams("cortex-a65", "armv8.2-a", "crypto-neon-fp-armv8",
904                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
905                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
906                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
907                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
908                              AArch64::AEK_RDM | AArch64::AEK_SIMD |
909                              AArch64::AEK_SSBS,
910                          "8.2-A"),
911         ARMCPUTestParams("cortex-a65ae", "armv8.2-a", "crypto-neon-fp-armv8",
912                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
913                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
914                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
915                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
916                              AArch64::AEK_RDM | AArch64::AEK_SIMD |
917                              AArch64::AEK_SSBS,
918                          "8.2-A"),
919         ARMCPUTestParams("cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
920                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
921                              AArch64::AEK_FP | AArch64::AEK_SIMD,
922                          "8-A"),
923         ARMCPUTestParams("cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
924                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
925                              AArch64::AEK_FP | AArch64::AEK_SIMD,
926                          "8-A"),
927         ARMCPUTestParams("cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
928                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
929                              AArch64::AEK_FP | AArch64::AEK_SIMD |
930                              AArch64::AEK_RAS | AArch64::AEK_LSE |
931                              AArch64::AEK_RDM | AArch64::AEK_FP16 |
932                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC,
933                          "8.2-A"),
934         ARMCPUTestParams("cortex-a76", "armv8.2-a", "crypto-neon-fp-armv8",
935                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
936                              AArch64::AEK_FP | AArch64::AEK_RDM |
937                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
938                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
939                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
940                              AArch64::AEK_SSBS,
941                          "8.2-A"),
942         ARMCPUTestParams("cortex-a76ae", "armv8.2-a", "crypto-neon-fp-armv8",
943                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
944                              AArch64::AEK_FP | AArch64::AEK_RDM |
945                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
946                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
947                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
948                              AArch64::AEK_SSBS,
949                          "8.2-A"),
950         ARMCPUTestParams("cortex-a77", "armv8.2-a", "crypto-neon-fp-armv8",
951                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
952                              AArch64::AEK_FP | AArch64::AEK_RDM |
953                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
954                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
955                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
956                              AArch64::AEK_SSBS,
957                          "8.2-A"),
958         ARMCPUTestParams("cortex-a78", "armv8.2-a", "crypto-neon-fp-armv8",
959                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
960                              AArch64::AEK_FP | AArch64::AEK_RDM |
961                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
962                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
963                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
964                              AArch64::AEK_SSBS,
965                          "8.2-A"),
966         ARMCPUTestParams("cortex-a78c", "armv8.2-a", "crypto-neon-fp-armv8",
967                          AArch64::AEK_RAS | AArch64::AEK_CRC |
968                              AArch64::AEK_CRYPTO | AArch64::AEK_FP |
969                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
970                              AArch64::AEK_LSE | AArch64::AEK_RDM |
971                              AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
972                              AArch64::AEK_RCPC | AArch64::AEK_SSBS,
973                          "8.2-A"),
974         ARMCPUTestParams(
975             "neoverse-v1", "armv8.4-a", "crypto-neon-fp-armv8",
976             AArch64::AEK_RAS | AArch64::AEK_SVE | AArch64::AEK_SSBS |
977                 AArch64::AEK_RCPC | AArch64::AEK_CRC | AArch64::AEK_FP |
978                 AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
979                 AArch64::AEK_RDM | AArch64::AEK_RCPC | AArch64::AEK_DOTPROD |
980                 AArch64::AEK_CRYPTO | AArch64::AEK_FP16 | AArch64::AEK_BF16,
981             "8.4-A"),
982         ARMCPUTestParams("cortex-r82", "armv8-r", "crypto-neon-fp-armv8",
983                          AArch64::AEK_CRC | AArch64::AEK_RDM |
984                              AArch64::AEK_SSBS | AArch64::AEK_DOTPROD |
985                              AArch64::AEK_FP | AArch64::AEK_SIMD |
986                              AArch64::AEK_FP16 | AArch64::AEK_FP16FML |
987                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
988                              AArch64::AEK_LSE | AArch64::AEK_SB,
989                          "8-R"),
990         ARMCPUTestParams("cortex-x1", "armv8.2-a", "crypto-neon-fp-armv8",
991                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
992                              AArch64::AEK_FP | AArch64::AEK_RDM |
993                              AArch64::AEK_SIMD | AArch64::AEK_RAS |
994                              AArch64::AEK_LSE | AArch64::AEK_FP16 |
995                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
996                              AArch64::AEK_SSBS,
997                          "8.2-A"),
998         ARMCPUTestParams("cyclone", "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-a7", "armv8-a", "crypto-neon-fp-armv8",
1003                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
1004                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1005                          "8-A"),
1006         ARMCPUTestParams("apple-a8", "armv8-a", "crypto-neon-fp-armv8",
1007                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
1008                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1009                          "8-A"),
1010         ARMCPUTestParams("apple-a9", "armv8-a", "crypto-neon-fp-armv8",
1011                          AArch64::AEK_NONE | AArch64::AEK_CRYPTO |
1012                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1013                          "8-A"),
1014         ARMCPUTestParams("apple-a10", "armv8-a", "crypto-neon-fp-armv8",
1015                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1016                              AArch64::AEK_FP | AArch64::AEK_RDM |
1017                              AArch64::AEK_SIMD,
1018                          "8-A"),
1019         ARMCPUTestParams("apple-a11", "armv8.2-a", "crypto-neon-fp-armv8",
1020                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1021                              AArch64::AEK_FP | AArch64::AEK_LSE |
1022                              AArch64::AEK_RAS | AArch64::AEK_RDM |
1023                              AArch64::AEK_SIMD | AArch64::AEK_FP16,
1024                          "8.2-A"),
1025         ARMCPUTestParams("apple-a12", "armv8.3-a", "crypto-neon-fp-armv8",
1026                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1027                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1028                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1029                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1030                              AArch64::AEK_FP16,
1031                          "8.3-A"),
1032         ARMCPUTestParams("apple-a13", "armv8.4-a", "crypto-neon-fp-armv8",
1033                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1034                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1035                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1036                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1037                              AArch64::AEK_DOTPROD | AArch64::AEK_FP16 |
1038                              AArch64::AEK_FP16FML,
1039                          "8.4-A"),
1040         ARMCPUTestParams("apple-a14", "armv8.5-a", "crypto-neon-fp-armv8",
1041                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1042                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1043                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1044                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1045                              AArch64::AEK_DOTPROD | AArch64::AEK_FP16 |
1046                              AArch64::AEK_FP16FML,
1047                          "8.5-A"),
1048         ARMCPUTestParams("apple-m1", "armv8.5-a", "crypto-neon-fp-armv8",
1049                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1050                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1051                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1052                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1053                              AArch64::AEK_DOTPROD | AArch64::AEK_FP16 |
1054                              AArch64::AEK_FP16FML,
1055                          "8.5-A"),
1056         ARMCPUTestParams("apple-s4", "armv8.3-a", "crypto-neon-fp-armv8",
1057                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1058                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1059                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1060                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1061                              AArch64::AEK_FP16,
1062                          "8.3-A"),
1063         ARMCPUTestParams("apple-s5", "armv8.3-a", "crypto-neon-fp-armv8",
1064                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1065                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1066                              AArch64::AEK_LSE | AArch64::AEK_RAS |
1067                              AArch64::AEK_RDM | AArch64::AEK_RCPC |
1068                              AArch64::AEK_FP16,
1069                          "8.3-A"),
1070         ARMCPUTestParams("exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
1071                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1072                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1073                          "8-A"),
1074         ARMCPUTestParams("exynos-m4", "armv8.2-a", "crypto-neon-fp-armv8",
1075                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1076                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1077                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1078                              AArch64::AEK_RAS | AArch64::AEK_RDM |
1079                              AArch64::AEK_SIMD,
1080                          "8.2-A"),
1081         ARMCPUTestParams("exynos-m5", "armv8.2-a", "crypto-neon-fp-armv8",
1082                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1083                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1084                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1085                              AArch64::AEK_RAS | AArch64::AEK_RDM |
1086                              AArch64::AEK_SIMD,
1087                          "8.2-A"),
1088         ARMCPUTestParams("falkor", "armv8-a", "crypto-neon-fp-armv8",
1089                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1090                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1091                              AArch64::AEK_RDM,
1092                          "8-A"),
1093         ARMCPUTestParams("kryo", "armv8-a", "crypto-neon-fp-armv8",
1094                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1095                              AArch64::AEK_FP | AArch64::AEK_SIMD,
1096                          "8-A"),
1097         ARMCPUTestParams("neoverse-e1", "armv8.2-a", "crypto-neon-fp-armv8",
1098                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1099                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1100                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1101                              AArch64::AEK_RAS | AArch64::AEK_RCPC |
1102                              AArch64::AEK_RDM | AArch64::AEK_SIMD |
1103                              AArch64::AEK_SSBS,
1104                          "8.2-A"),
1105         ARMCPUTestParams("neoverse-n1", "armv8.2-a", "crypto-neon-fp-armv8",
1106                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1107                              AArch64::AEK_DOTPROD | AArch64::AEK_FP |
1108                              AArch64::AEK_FP16 | AArch64::AEK_LSE |
1109                              AArch64::AEK_PROFILE | AArch64::AEK_RAS |
1110                              AArch64::AEK_RCPC | AArch64::AEK_RDM |
1111                              AArch64::AEK_SIMD | AArch64::AEK_SSBS,
1112                          "8.2-A"),
1113         ARMCPUTestParams("neoverse-n2", "armv8.5-a", "crypto-neon-fp-armv8",
1114                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1115                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1116                              AArch64::AEK_FP16 | AArch64::AEK_RAS |
1117                              AArch64::AEK_LSE | AArch64::AEK_SVE |
1118                              AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
1119                              AArch64::AEK_RDM | AArch64::AEK_MTE |
1120                              AArch64::AEK_SSBS | AArch64::AEK_SB |
1121                              AArch64::AEK_SVE2 | AArch64::AEK_SVE2BITPERM |
1122                              AArch64::AEK_BF16 | AArch64::AEK_I8MM,
1123                          "8.5-A"),
1124         ARMCPUTestParams("thunderx2t99", "armv8.1-a", "crypto-neon-fp-armv8",
1125                          AArch64::AEK_NONE | AArch64::AEK_CRC |
1126                              AArch64::AEK_CRYPTO | AArch64::AEK_LSE |
1127                              AArch64::AEK_RDM | AArch64::AEK_FP |
1128                              AArch64::AEK_SIMD,
1129                          "8.1-A"),
1130         ARMCPUTestParams("thunderx3t110", "armv8.3-a", "crypto-neon-fp-armv8",
1131                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1132                              AArch64::AEK_LSE | AArch64::AEK_RDM |
1133                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1134                              AArch64::AEK_PROFILE | AArch64::AEK_RAS |
1135                              AArch64::AEK_RAND | AArch64::AEK_RCPC,
1136                          "8.3-A"),
1137         ARMCPUTestParams("thunderx", "armv8-a", "crypto-neon-fp-armv8",
1138                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1139                              AArch64::AEK_SIMD | AArch64::AEK_FP |
1140                              AArch64::AEK_PROFILE,
1141                          "8-A"),
1142         ARMCPUTestParams("thunderxt81", "armv8-a", "crypto-neon-fp-armv8",
1143                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1144                              AArch64::AEK_SIMD | AArch64::AEK_FP |
1145                              AArch64::AEK_PROFILE,
1146                          "8-A"),
1147         ARMCPUTestParams("thunderxt83", "armv8-a", "crypto-neon-fp-armv8",
1148                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1149                              AArch64::AEK_SIMD | AArch64::AEK_FP |
1150                              AArch64::AEK_PROFILE,
1151                          "8-A"),
1152         ARMCPUTestParams("thunderxt88", "armv8-a", "crypto-neon-fp-armv8",
1153                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1154                              AArch64::AEK_SIMD | AArch64::AEK_FP |
1155                              AArch64::AEK_PROFILE,
1156                          "8-A"),
1157         ARMCPUTestParams("tsv110", "armv8.2-a", "crypto-neon-fp-armv8",
1158                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1159                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1160                              AArch64::AEK_RAS | AArch64::AEK_LSE |
1161                              AArch64::AEK_RDM | AArch64::AEK_PROFILE |
1162                              AArch64::AEK_FP16 | AArch64::AEK_FP16FML |
1163                              AArch64::AEK_DOTPROD,
1164                          "8.2-A"),
1165         ARMCPUTestParams("a64fx", "armv8.2-a", "crypto-neon-fp-armv8",
1166                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1167                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1168                              AArch64::AEK_FP16 | AArch64::AEK_RAS |
1169                              AArch64::AEK_LSE | AArch64::AEK_SVE |
1170                              AArch64::AEK_RDM,
1171                          "8.2-A"),
1172         ARMCPUTestParams("carmel", "armv8.2-a", "crypto-neon-fp-armv8",
1173                          AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
1174                              AArch64::AEK_FP | AArch64::AEK_SIMD |
1175                              AArch64::AEK_FP16 | AArch64::AEK_RAS |
1176                              AArch64::AEK_LSE | AArch64::AEK_RDM,
1177                          "8.2-A")));
1178 
1179 static constexpr unsigned NumAArch64CPUArchs = 48;
1180 
1181 TEST(TargetParserTest, testAArch64CPUArchList) {
1182   SmallVector<StringRef, NumAArch64CPUArchs> List;
1183   AArch64::fillValidCPUArchList(List);
1184 
1185   // No list exists for these in this test suite, so ensure all are
1186   // valid, and match the expected 'magic' count.
1187   EXPECT_EQ(List.size(), NumAArch64CPUArchs);
1188   for(StringRef CPU : List) {
1189     EXPECT_NE(AArch64::parseCPUArch(CPU), AArch64::ArchKind::INVALID);
1190   }
1191 }
1192 
1193 bool testAArch64Arch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
1194                      unsigned ArchAttr) {
1195   AArch64::ArchKind AK = AArch64::parseArch(Arch);
1196   return (AK != AArch64::ArchKind::INVALID) &
1197          AArch64::getDefaultCPU(Arch).equals(DefaultCPU) &
1198          AArch64::getSubArch(AK).equals(SubArch) &
1199          (AArch64::getArchAttr(AK) == ArchAttr);
1200 }
1201 
1202 TEST(TargetParserTest, testAArch64Arch) {
1203   EXPECT_TRUE(testAArch64Arch("armv8-a", "cortex-a53", "v8",
1204                               ARMBuildAttrs::CPUArch::v8_A));
1205   EXPECT_TRUE(testAArch64Arch("armv8.1-a", "generic", "v8.1a",
1206                               ARMBuildAttrs::CPUArch::v8_A));
1207   EXPECT_TRUE(testAArch64Arch("armv8.2-a", "generic", "v8.2a",
1208                               ARMBuildAttrs::CPUArch::v8_A));
1209   EXPECT_TRUE(testAArch64Arch("armv8.3-a", "generic", "v8.3a",
1210                               ARMBuildAttrs::CPUArch::v8_A));
1211   EXPECT_TRUE(testAArch64Arch("armv8.4-a", "generic", "v8.4a",
1212                               ARMBuildAttrs::CPUArch::v8_A));
1213   EXPECT_TRUE(testAArch64Arch("armv8.5-a", "generic", "v8.5a",
1214                               ARMBuildAttrs::CPUArch::v8_A));
1215   EXPECT_TRUE(testAArch64Arch("armv8.6-a", "generic", "v8.6a",
1216                               ARMBuildAttrs::CPUArch::v8_A));
1217   EXPECT_TRUE(testAArch64Arch("armv8.7-a", "generic", "v8.7a",
1218                               ARMBuildAttrs::CPUArch::v8_A));
1219 }
1220 
1221 bool testAArch64Extension(StringRef CPUName, AArch64::ArchKind AK,
1222                           StringRef ArchExt) {
1223   return AArch64::getDefaultExtensions(CPUName, AK) &
1224          AArch64::parseArchExt(ArchExt);
1225 }
1226 
1227 TEST(TargetParserTest, testAArch64Extension) {
1228   EXPECT_FALSE(testAArch64Extension("cortex-a34",
1229                                     AArch64::ArchKind::INVALID, "ras"));
1230   EXPECT_FALSE(testAArch64Extension("cortex-a35",
1231                                     AArch64::ArchKind::INVALID, "ras"));
1232   EXPECT_FALSE(testAArch64Extension("cortex-a53",
1233                                     AArch64::ArchKind::INVALID, "ras"));
1234   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1235                                     AArch64::ArchKind::INVALID, "ras"));
1236   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1237                                     AArch64::ArchKind::INVALID, "fp16"));
1238   EXPECT_FALSE(testAArch64Extension("cortex-a55",
1239                                     AArch64::ArchKind::INVALID, "fp16fml"));
1240   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1241                                     AArch64::ArchKind::INVALID, "dotprod"));
1242   EXPECT_FALSE(testAArch64Extension("cortex-a57",
1243                                     AArch64::ArchKind::INVALID, "ras"));
1244   EXPECT_FALSE(testAArch64Extension("cortex-a72",
1245                                     AArch64::ArchKind::INVALID, "ras"));
1246   EXPECT_FALSE(testAArch64Extension("cortex-a73",
1247                                     AArch64::ArchKind::INVALID, "ras"));
1248   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1249                                     AArch64::ArchKind::INVALID, "ras"));
1250   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1251                                     AArch64::ArchKind::INVALID, "fp16"));
1252   EXPECT_FALSE(testAArch64Extension("cortex-a75",
1253                                     AArch64::ArchKind::INVALID, "fp16fml"));
1254   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1255                                    AArch64::ArchKind::INVALID, "dotprod"));
1256   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1257                                    AArch64::ArchKind::INVALID, "ras"));
1258   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1259                                    AArch64::ArchKind::INVALID, "fp16"));
1260   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1261                                    AArch64::ArchKind::INVALID, "fp16fml"));
1262   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1263                                    AArch64::ArchKind::INVALID, "dotprod"));
1264   EXPECT_TRUE(testAArch64Extension("cortex-r82",
1265                                    AArch64::ArchKind::INVALID, "lse"));
1266   EXPECT_FALSE(testAArch64Extension("cyclone",
1267                                     AArch64::ArchKind::INVALID, "ras"));
1268   EXPECT_FALSE(testAArch64Extension("exynos-m3",
1269                                     AArch64::ArchKind::INVALID, "ras"));
1270   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1271                                    AArch64::ArchKind::INVALID, "dotprod"));
1272   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1273                                    AArch64::ArchKind::INVALID, "fp16"));
1274   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1275                                    AArch64::ArchKind::INVALID, "lse"));
1276   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1277                                    AArch64::ArchKind::INVALID, "ras"));
1278   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1279                                    AArch64::ArchKind::INVALID, "rdm"));
1280   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1281                                    AArch64::ArchKind::INVALID, "dotprod"));
1282   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1283                                    AArch64::ArchKind::INVALID, "fp16"));
1284   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1285                                    AArch64::ArchKind::INVALID, "lse"));
1286   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1287                                    AArch64::ArchKind::INVALID, "ras"));
1288   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1289                                    AArch64::ArchKind::INVALID, "rdm"));
1290   EXPECT_TRUE(testAArch64Extension("falkor",
1291                                    AArch64::ArchKind::INVALID, "rdm"));
1292   EXPECT_FALSE(testAArch64Extension("kryo",
1293                                     AArch64::ArchKind::INVALID, "ras"));
1294   EXPECT_TRUE(testAArch64Extension("saphira",
1295                                     AArch64::ArchKind::INVALID, "crc"));
1296   EXPECT_TRUE(testAArch64Extension("saphira",
1297                                     AArch64::ArchKind::INVALID, "lse"));
1298   EXPECT_TRUE(testAArch64Extension("saphira",
1299                                    AArch64::ArchKind::INVALID, "rdm"));
1300   EXPECT_TRUE(testAArch64Extension("saphira",
1301                                    AArch64::ArchKind::INVALID, "ras"));
1302   EXPECT_TRUE(testAArch64Extension("saphira",
1303                                    AArch64::ArchKind::INVALID, "rcpc"));
1304   EXPECT_TRUE(testAArch64Extension("saphira",
1305                                    AArch64::ArchKind::INVALID, "profile"));
1306   EXPECT_FALSE(testAArch64Extension("saphira",
1307                                     AArch64::ArchKind::INVALID, "fp16"));
1308   EXPECT_FALSE(testAArch64Extension("thunderx2t99",
1309                                     AArch64::ArchKind::INVALID, "ras"));
1310   EXPECT_FALSE(testAArch64Extension("thunderx",
1311                                     AArch64::ArchKind::INVALID, "lse"));
1312   EXPECT_FALSE(testAArch64Extension("thunderxt81",
1313                                     AArch64::ArchKind::INVALID, "lse"));
1314   EXPECT_FALSE(testAArch64Extension("thunderxt83",
1315                                     AArch64::ArchKind::INVALID, "lse"));
1316   EXPECT_FALSE(testAArch64Extension("thunderxt88",
1317                                     AArch64::ArchKind::INVALID, "lse"));
1318   EXPECT_TRUE(testAArch64Extension("tsv110",
1319                                    AArch64::ArchKind::INVALID, "crypto"));
1320   EXPECT_FALSE(testAArch64Extension("tsv110",
1321                                     AArch64::ArchKind::INVALID, "sha3"));
1322   EXPECT_FALSE(testAArch64Extension("tsv110",
1323                                     AArch64::ArchKind::INVALID, "sm4"));
1324   EXPECT_TRUE(testAArch64Extension("tsv110",
1325                                    AArch64::ArchKind::INVALID, "ras"));
1326   EXPECT_TRUE(testAArch64Extension("tsv110",
1327                                    AArch64::ArchKind::INVALID, "profile"));
1328   EXPECT_TRUE(testAArch64Extension("tsv110",
1329                                    AArch64::ArchKind::INVALID, "fp16"));
1330   EXPECT_TRUE(testAArch64Extension("tsv110",
1331                                    AArch64::ArchKind::INVALID, "fp16fml"));
1332   EXPECT_TRUE(testAArch64Extension("tsv110",
1333                                    AArch64::ArchKind::INVALID, "dotprod"));
1334   EXPECT_TRUE(testAArch64Extension("a64fx",
1335                                    AArch64::ArchKind::INVALID, "fp16"));
1336   EXPECT_TRUE(testAArch64Extension("a64fx",
1337                                    AArch64::ArchKind::INVALID, "sve"));
1338   EXPECT_FALSE(testAArch64Extension("a64fx",
1339                                    AArch64::ArchKind::INVALID, "sve2"));
1340   EXPECT_TRUE(
1341       testAArch64Extension("carmel", AArch64::ArchKind::INVALID, "crypto"));
1342   EXPECT_TRUE(
1343       testAArch64Extension("carmel", AArch64::ArchKind::INVALID, "fp16"));
1344 
1345   EXPECT_FALSE(testAArch64Extension(
1346       "generic", AArch64::ArchKind::ARMV8A, "ras"));
1347   EXPECT_FALSE(testAArch64Extension(
1348       "generic", AArch64::ArchKind::ARMV8_1A, "ras"));
1349   EXPECT_FALSE(testAArch64Extension(
1350       "generic", AArch64::ArchKind::ARMV8_2A, "profile"));
1351   EXPECT_FALSE(testAArch64Extension(
1352       "generic", AArch64::ArchKind::ARMV8_2A, "fp16"));
1353   EXPECT_FALSE(testAArch64Extension(
1354       "generic", AArch64::ArchKind::ARMV8_2A, "fp16fml"));
1355   EXPECT_FALSE(testAArch64Extension(
1356       "generic", AArch64::ArchKind::ARMV8_3A, "fp16"));
1357   EXPECT_FALSE(testAArch64Extension(
1358       "generic", AArch64::ArchKind::ARMV8_3A, "fp16fml"));
1359   EXPECT_FALSE(testAArch64Extension(
1360       "generic", AArch64::ArchKind::ARMV8_4A, "fp16"));
1361   EXPECT_FALSE(testAArch64Extension(
1362       "generic", AArch64::ArchKind::ARMV8_4A, "fp16fml"));
1363 }
1364 
1365 TEST(TargetParserTest, AArch64ExtensionFeatures) {
1366   std::vector<uint64_t> Extensions = {
1367     AArch64::AEK_CRC,      AArch64::AEK_CRYPTO,
1368     AArch64::AEK_FP,       AArch64::AEK_SIMD,
1369     AArch64::AEK_FP16,     AArch64::AEK_PROFILE,
1370     AArch64::AEK_RAS,      AArch64::AEK_LSE,
1371     AArch64::AEK_RDM,      AArch64::AEK_DOTPROD,
1372     AArch64::AEK_SVE,      AArch64::AEK_SVE2,
1373     AArch64::AEK_SVE2AES,  AArch64::AEK_SVE2SM4,
1374     AArch64::AEK_SVE2SHA3, AArch64::AEK_SVE2BITPERM,
1375     AArch64::AEK_RCPC,     AArch64::AEK_FP16FML };
1376 
1377   std::vector<StringRef> Features;
1378 
1379   uint64_t ExtVal = 0;
1380   for (auto Ext : Extensions)
1381     ExtVal |= Ext;
1382 
1383   EXPECT_FALSE(AArch64::getExtensionFeatures(AArch64::AEK_INVALID, Features));
1384   EXPECT_TRUE(!Features.size());
1385 
1386   AArch64::getExtensionFeatures(ExtVal, Features);
1387   EXPECT_TRUE(Extensions.size() == Features.size());
1388 
1389   EXPECT_TRUE(llvm::is_contained(Features, "+crc"));
1390   EXPECT_TRUE(llvm::is_contained(Features, "+crypto"));
1391   EXPECT_TRUE(llvm::is_contained(Features, "+fp-armv8"));
1392   EXPECT_TRUE(llvm::is_contained(Features, "+neon"));
1393   EXPECT_TRUE(llvm::is_contained(Features, "+fullfp16"));
1394   EXPECT_TRUE(llvm::is_contained(Features, "+spe"));
1395   EXPECT_TRUE(llvm::is_contained(Features, "+ras"));
1396   EXPECT_TRUE(llvm::is_contained(Features, "+lse"));
1397   EXPECT_TRUE(llvm::is_contained(Features, "+rdm"));
1398   EXPECT_TRUE(llvm::is_contained(Features, "+dotprod"));
1399   EXPECT_TRUE(llvm::is_contained(Features, "+rcpc"));
1400   EXPECT_TRUE(llvm::is_contained(Features, "+fp16fml"));
1401   EXPECT_TRUE(llvm::is_contained(Features, "+sve"));
1402   EXPECT_TRUE(llvm::is_contained(Features, "+sve2"));
1403   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-aes"));
1404   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-sm4"));
1405   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-sha3"));
1406   EXPECT_TRUE(llvm::is_contained(Features, "+sve2-bitperm"));
1407 }
1408 
1409 TEST(TargetParserTest, AArch64ArchFeatures) {
1410   std::vector<StringRef> Features;
1411 
1412   for (auto AK : AArch64::ArchKinds)
1413     EXPECT_TRUE((AK == AArch64::ArchKind::INVALID)
1414                     ? !AArch64::getArchFeatures(AK, Features)
1415                     : AArch64::getArchFeatures(AK, Features));
1416 }
1417 
1418 TEST(TargetParserTest, AArch64ArchExtFeature) {
1419   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
1420                               {"crypto", "nocrypto", "+crypto", "-crypto"},
1421                               {"flagm", "noflagm", "+flagm", "-flagm"},
1422                               {"fp", "nofp", "+fp-armv8", "-fp-armv8"},
1423                               {"simd", "nosimd", "+neon", "-neon"},
1424                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
1425                               {"fp16fml", "nofp16fml", "+fp16fml", "-fp16fml"},
1426                               {"profile", "noprofile", "+spe", "-spe"},
1427                               {"ras", "noras", "+ras", "-ras"},
1428                               {"lse", "nolse", "+lse", "-lse"},
1429                               {"rdm", "nordm", "+rdm", "-rdm"},
1430                               {"sve", "nosve", "+sve", "-sve"},
1431                               {"sve2", "nosve2", "+sve2", "-sve2"},
1432                               {"sve2-aes", "nosve2-aes", "+sve2-aes",
1433                                "-sve2-aes"},
1434                               {"sve2-sm4", "nosve2-sm4", "+sve2-sm4",
1435                                "-sve2-sm4"},
1436                               {"sve2-sha3", "nosve2-sha3", "+sve2-sha3",
1437                                "-sve2-sha3"},
1438                               {"sve2-bitperm", "nosve2-bitperm",
1439                                "+sve2-bitperm", "-sve2-bitperm"},
1440                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
1441                               {"rcpc", "norcpc", "+rcpc", "-rcpc" },
1442                               {"rng", "norng", "+rand", "-rand"},
1443                               {"memtag", "nomemtag", "+mte", "-mte"},
1444                               {"tme", "notme", "+tme", "-tme"},
1445                               {"pauth", "nopauth", "+pauth", "-pauth"},
1446                               {"ssbs", "nossbs", "+ssbs", "-ssbs"},
1447                               {"sb", "nosb", "+sb", "-sb"},
1448                               {"predres", "nopredres", "+predres", "-predres"},
1449                               {"i8mm", "noi8mm", "+i8mm", "-i8mm"},
1450                               {"f32mm", "nof32mm", "+f32mm", "-f32mm"},
1451                               {"f64mm", "nof64mm", "+f64mm", "-f64mm"},
1452 };
1453 
1454   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
1455     EXPECT_EQ(StringRef(ArchExt[i][2]),
1456               AArch64::getArchExtFeature(ArchExt[i][0]));
1457     EXPECT_EQ(StringRef(ArchExt[i][3]),
1458               AArch64::getArchExtFeature(ArchExt[i][1]));
1459   }
1460 }
1461 
1462 } // namespace
1463