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/Support/ARMBuildAttributes.h"
12 #include "gtest/gtest.h"
13 #include <string>
14 
15 using namespace llvm;
16 
17 namespace {
18 const char *ARMArch[] = {
19     "armv2",       "armv2a",       "armv3",       "armv3m",       "armv4",
20     "armv4t",      "armv5",        "armv5t",      "armv5e",       "armv5te",
21     "armv5tej",    "armv6",        "armv6j",      "armv6k",       "armv6hl",
22     "armv6t2",     "armv6kz",      "armv6z",      "armv6zk",      "armv6-m",
23     "armv6m",      "armv6sm",      "armv6s-m",    "armv7-a",      "armv7",
24     "armv7a",      "armv7ve",      "armv7hl",     "armv7l",       "armv7-r",
25     "armv7r",      "armv7-m",      "armv7m",      "armv7k",       "armv7s",
26     "armv7e-m",    "armv7em",      "armv8-a",     "armv8",        "armv8a",
27     "armv8l",      "armv8.1-a",    "armv8.1a",    "armv8.2-a",    "armv8.2a",
28     "armv8.3-a",   "armv8.3a",     "armv8.4-a",   "armv8.4a",     "armv8.5-a",
29     "armv8.5a",     "armv8.6-a",   "armv8.6a",     "armv8-r",     "armv8r",
30     "armv8-m.base", "armv8m.base", "armv8-m.main", "armv8m.main", "iwmmxt",
31     "iwmmxt2",      "xscale",      "armv8.1-m.main",
32 };
33 
34 bool testARMCPU(StringRef CPUName, StringRef ExpectedArch,
35                 StringRef ExpectedFPU, uint64_t ExpectedFlags,
36                 StringRef CPUAttr) {
37   ARM::ArchKind AK = ARM::parseCPUArch(CPUName);
38   bool pass = ARM::getArchName(AK).equals(ExpectedArch);
39   unsigned FPUKind = ARM::getDefaultFPU(CPUName, AK);
40   pass &= ARM::getFPUName(FPUKind).equals(ExpectedFPU);
41 
42   uint64_t ExtKind = ARM::getDefaultExtensions(CPUName, AK);
43   if (ExtKind > 1 && (ExtKind & ARM::AEK_NONE))
44     pass &= ((ExtKind ^ ARM::AEK_NONE) == ExpectedFlags);
45   else
46     pass &= (ExtKind == ExpectedFlags);
47   pass &= ARM::getCPUAttr(AK).equals(CPUAttr);
48 
49   return pass;
50 }
51 
52 TEST(TargetParserTest, testARMCPU) {
53   EXPECT_TRUE(testARMCPU("invalid", "invalid", "invalid",
54                          ARM::AEK_NONE, ""));
55   EXPECT_TRUE(testARMCPU("generic", "invalid", "none",
56                          ARM::AEK_NONE, ""));
57 
58   EXPECT_TRUE(testARMCPU("arm2", "armv2", "none",
59                          ARM::AEK_NONE, "2"));
60   EXPECT_TRUE(testARMCPU("arm3", "armv2a", "none",
61                          ARM::AEK_NONE, "2A"));
62   EXPECT_TRUE(testARMCPU("arm6", "armv3", "none",
63                          ARM::AEK_NONE, "3"));
64   EXPECT_TRUE(testARMCPU("arm7m", "armv3m", "none",
65                          ARM::AEK_NONE, "3M"));
66   EXPECT_TRUE(testARMCPU("arm8", "armv4", "none",
67                          ARM::AEK_NONE, "4"));
68   EXPECT_TRUE(testARMCPU("arm810", "armv4", "none",
69                          ARM::AEK_NONE, "4"));
70   EXPECT_TRUE(testARMCPU("strongarm", "armv4", "none",
71                          ARM::AEK_NONE, "4"));
72   EXPECT_TRUE(testARMCPU("strongarm110", "armv4", "none",
73                          ARM::AEK_NONE, "4"));
74   EXPECT_TRUE(testARMCPU("strongarm1100", "armv4", "none",
75                          ARM::AEK_NONE, "4"));
76   EXPECT_TRUE(testARMCPU("strongarm1110", "armv4", "none",
77                          ARM::AEK_NONE, "4"));
78   EXPECT_TRUE(testARMCPU("arm7tdmi", "armv4t", "none",
79                          ARM::AEK_NONE, "4T"));
80   EXPECT_TRUE(testARMCPU("arm7tdmi-s", "armv4t", "none",
81                          ARM::AEK_NONE, "4T"));
82   EXPECT_TRUE(testARMCPU("arm710t", "armv4t", "none",
83                          ARM::AEK_NONE, "4T"));
84   EXPECT_TRUE(testARMCPU("arm720t", "armv4t", "none",
85                          ARM::AEK_NONE, "4T"));
86   EXPECT_TRUE(testARMCPU("arm9", "armv4t", "none",
87                          ARM::AEK_NONE, "4T"));
88   EXPECT_TRUE(testARMCPU("arm9tdmi", "armv4t", "none",
89                          ARM::AEK_NONE, "4T"));
90   EXPECT_TRUE(testARMCPU("arm920", "armv4t", "none",
91                          ARM::AEK_NONE, "4T"));
92   EXPECT_TRUE(testARMCPU("arm920t", "armv4t", "none",
93                          ARM::AEK_NONE, "4T"));
94   EXPECT_TRUE(testARMCPU("arm922t", "armv4t", "none",
95                          ARM::AEK_NONE, "4T"));
96   EXPECT_TRUE(testARMCPU("arm9312", "armv4t", "none",
97                          ARM::AEK_NONE, "4T"));
98   EXPECT_TRUE(testARMCPU("arm940t", "armv4t", "none",
99                          ARM::AEK_NONE, "4T"));
100   EXPECT_TRUE(testARMCPU("ep9312", "armv4t", "none",
101                          ARM::AEK_NONE, "4T"));
102   EXPECT_TRUE(testARMCPU("arm10tdmi", "armv5t", "none",
103                          ARM::AEK_NONE, "5T"));
104   EXPECT_TRUE(testARMCPU("arm1020t", "armv5t", "none",
105                          ARM::AEK_NONE, "5T"));
106   EXPECT_TRUE(testARMCPU("arm9e", "armv5te", "none",
107                          ARM::AEK_DSP, "5TE"));
108   EXPECT_TRUE(testARMCPU("arm946e-s", "armv5te", "none",
109                          ARM::AEK_DSP, "5TE"));
110   EXPECT_TRUE(testARMCPU("arm966e-s", "armv5te", "none",
111                          ARM::AEK_DSP, "5TE"));
112   EXPECT_TRUE(testARMCPU("arm968e-s", "armv5te", "none",
113                          ARM::AEK_DSP, "5TE"));
114   EXPECT_TRUE(testARMCPU("arm10e", "armv5te", "none",
115                          ARM::AEK_DSP, "5TE"));
116   EXPECT_TRUE(testARMCPU("arm1020e", "armv5te", "none",
117                          ARM::AEK_DSP, "5TE"));
118   EXPECT_TRUE(testARMCPU("arm1022e", "armv5te", "none",
119                          ARM::AEK_DSP, "5TE"));
120   EXPECT_TRUE(testARMCPU("arm926ej-s", "armv5tej", "none",
121                          ARM::AEK_DSP, "5TEJ"));
122   EXPECT_TRUE(testARMCPU("arm1136j-s", "armv6", "none",
123                          ARM::AEK_DSP, "6"));
124   EXPECT_TRUE(testARMCPU("arm1136jf-s", "armv6", "vfpv2",
125                          ARM::AEK_DSP, "6"));
126   EXPECT_TRUE(testARMCPU("arm1136jz-s", "armv6", "none",
127                          ARM::AEK_DSP, "6"));
128   EXPECT_TRUE(testARMCPU("arm1176jz-s", "armv6kz", "none",
129                          ARM::AEK_SEC | ARM::AEK_DSP, "6KZ"));
130   EXPECT_TRUE(testARMCPU("mpcore", "armv6k", "vfpv2",
131                          ARM::AEK_DSP, "6K"));
132   EXPECT_TRUE(testARMCPU("mpcorenovfp", "armv6k", "none",
133                          ARM::AEK_DSP, "6K"));
134   EXPECT_TRUE(testARMCPU("arm1176jzf-s", "armv6kz", "vfpv2",
135                          ARM::AEK_SEC | ARM::AEK_DSP, "6KZ"));
136   EXPECT_TRUE(testARMCPU("arm1156t2-s", "armv6t2", "none",
137                          ARM::AEK_DSP, "6T2"));
138   EXPECT_TRUE(testARMCPU("arm1156t2f-s", "armv6t2", "vfpv2",
139                          ARM::AEK_DSP, "6T2"));
140   EXPECT_TRUE(testARMCPU("cortex-m0", "armv6-m", "none",
141                          ARM::AEK_NONE, "6-M"));
142   EXPECT_TRUE(testARMCPU("cortex-m0plus", "armv6-m", "none",
143                          ARM::AEK_NONE, "6-M"));
144   EXPECT_TRUE(testARMCPU("cortex-m1", "armv6-m", "none",
145                          ARM::AEK_NONE, "6-M"));
146   EXPECT_TRUE(testARMCPU("sc000", "armv6-m", "none",
147                          ARM::AEK_NONE, "6-M"));
148   EXPECT_TRUE(testARMCPU("cortex-a5", "armv7-a", "neon-vfpv4",
149                          ARM::AEK_MP | ARM::AEK_SEC | ARM::AEK_DSP, "7-A"));
150   EXPECT_TRUE(testARMCPU("cortex-a7", "armv7-a", "neon-vfpv4",
151                          ARM::AEK_HWDIVTHUMB | ARM::AEK_HWDIVARM | ARM::AEK_MP |
152                              ARM::AEK_SEC | ARM::AEK_VIRT | ARM::AEK_DSP,
153                          "7-A"));
154   EXPECT_TRUE(testARMCPU("cortex-a8", "armv7-a", "neon",
155                          ARM::AEK_SEC | ARM::AEK_DSP, "7-A"));
156   EXPECT_TRUE(testARMCPU("cortex-a9", "armv7-a", "neon-fp16",
157                          ARM::AEK_MP | ARM::AEK_SEC | ARM::AEK_DSP, "7-A"));
158   EXPECT_TRUE(testARMCPU("cortex-a12", "armv7-a", "neon-vfpv4",
159                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
160                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
161                              ARM::AEK_DSP,
162                          "7-A"));
163   EXPECT_TRUE(testARMCPU("cortex-a15", "armv7-a", "neon-vfpv4",
164                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
165                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
166                              ARM::AEK_DSP,
167                          "7-A"));
168   EXPECT_TRUE(testARMCPU("cortex-a17", "armv7-a", "neon-vfpv4",
169                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
170                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
171                              ARM::AEK_DSP,
172                          "7-A"));
173   EXPECT_TRUE(testARMCPU("krait", "armv7-a", "neon-vfpv4",
174                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
175                          "7-A"));
176   EXPECT_TRUE(testARMCPU("cortex-r4", "armv7-r", "none",
177                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "7-R"));
178   EXPECT_TRUE(testARMCPU("cortex-r4f", "armv7-r", "vfpv3-d16",
179                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "7-R"));
180   EXPECT_TRUE(testARMCPU("cortex-r5", "armv7-r", "vfpv3-d16",
181                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
182                              ARM::AEK_DSP,
183                          "7-R"));
184   EXPECT_TRUE(testARMCPU("cortex-r7", "armv7-r", "vfpv3-d16-fp16",
185                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
186                              ARM::AEK_DSP,
187                          "7-R"));
188   EXPECT_TRUE(testARMCPU("cortex-r8", "armv7-r", "vfpv3-d16-fp16",
189                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
190                              ARM::AEK_DSP,
191                          "7-R"));
192   EXPECT_TRUE(testARMCPU("cortex-r52", "armv8-r", "neon-fp-armv8",
193                          ARM::AEK_CRC | ARM::AEK_MP | ARM::AEK_VIRT |
194                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
195                              ARM::AEK_DSP,
196                          "8-R"));
197   EXPECT_TRUE(
198       testARMCPU("sc300", "armv7-m", "none", ARM::AEK_HWDIVTHUMB, "7-M"));
199   EXPECT_TRUE(
200       testARMCPU("cortex-m3", "armv7-m", "none", ARM::AEK_HWDIVTHUMB, "7-M"));
201   EXPECT_TRUE(testARMCPU("cortex-m4", "armv7e-m", "fpv4-sp-d16",
202                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "7E-M"));
203   EXPECT_TRUE(testARMCPU("cortex-m7", "armv7e-m", "fpv5-d16",
204                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "7E-M"));
205   EXPECT_TRUE(testARMCPU("cortex-a32", "armv8-a", "crypto-neon-fp-armv8",
206                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
207                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
208                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
209                          "8-A"));
210   EXPECT_TRUE(testARMCPU("cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
211                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
212                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
213                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
214                          "8-A"));
215   EXPECT_TRUE(testARMCPU("cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
216                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
217                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
218                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
219                          "8-A"));
220   EXPECT_TRUE(testARMCPU("cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
221                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
222                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
223                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_FP16 |
224                          ARM::AEK_RAS | ARM::AEK_DOTPROD,
225                          "8.2-A"));
226   EXPECT_TRUE(testARMCPU("cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
227                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
228                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
229                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
230                          "8-A"));
231   EXPECT_TRUE(testARMCPU("cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
232                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
233                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
234                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
235                          "8-A"));
236   EXPECT_TRUE(testARMCPU("cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
237                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
238                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
239                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
240                          "8-A"));
241   EXPECT_TRUE(testARMCPU("cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
242                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
243                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
244                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_FP16 |
245                          ARM::AEK_RAS | ARM::AEK_DOTPROD,
246                          "8.2-A"));
247   EXPECT_TRUE(testARMCPU("cortex-a76", "armv8.2-a", "crypto-neon-fp-armv8",
248                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
249                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
250                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_FP16 |
251                          ARM::AEK_RAS | ARM::AEK_DOTPROD,
252                          "8.2-A"));
253   EXPECT_TRUE(testARMCPU("cortex-a76ae", "armv8.2-a", "crypto-neon-fp-armv8",
254                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
255                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
256                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_FP16 |
257                          ARM::AEK_RAS | ARM::AEK_DOTPROD,
258                          "8.2-A"));
259   EXPECT_TRUE(testARMCPU("neoverse-n1", "armv8.2-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 | ARM::AEK_FP16 |
263                         ARM::AEK_RAS | ARM::AEK_DOTPROD,
264                         "8.2-A"));
265   EXPECT_TRUE(testARMCPU("cyclone", "armv8-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                          "8-A"));
270   EXPECT_TRUE(testARMCPU("exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
271                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
272                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
273                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
274                          "8-A"));
275   EXPECT_TRUE(testARMCPU("exynos-m4", "armv8.2-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 | ARM::AEK_DOTPROD |
279                          ARM::AEK_FP16 | ARM::AEK_RAS,
280                          "8.2-A"));
281   EXPECT_TRUE(testARMCPU("exynos-m5", "armv8.2-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 | ARM::AEK_DOTPROD |
285                          ARM::AEK_FP16 | ARM::AEK_RAS,
286                          "8.2-A"));
287   EXPECT_TRUE(testARMCPU("cortex-m23", "armv8-m.base", "none",
288                          ARM::AEK_HWDIVTHUMB, "8-M.Baseline"));
289   EXPECT_TRUE(testARMCPU("cortex-m33", "armv8-m.main", "fpv5-sp-d16",
290                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"));
291   EXPECT_TRUE(testARMCPU("cortex-m35p", "armv8-m.main", "fpv5-sp-d16",
292                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"));
293   EXPECT_TRUE(testARMCPU("cortex-m55", "armv8.1-m.main", "fp-armv8-fullfp16-d16",
294                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_SIMD |
295                          ARM::AEK_FP         | ARM::AEK_RAS | ARM::AEK_LOB |
296                          ARM::AEK_FP16,
297                         "8.1-M.Mainline"));
298   EXPECT_TRUE(testARMCPU("iwmmxt", "iwmmxt", "none",
299                          ARM::AEK_NONE, "iwmmxt"));
300   EXPECT_TRUE(testARMCPU("xscale", "xscale", "none",
301                          ARM::AEK_NONE, "xscale"));
302   EXPECT_TRUE(testARMCPU("swift", "armv7s", "neon-vfpv4",
303                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
304                          "7-S"));
305 }
306 
307 static constexpr unsigned NumARMCPUArchs = 86;
308 
309 TEST(TargetParserTest, testARMCPUArchList) {
310   SmallVector<StringRef, NumARMCPUArchs> List;
311   ARM::fillValidCPUArchList(List);
312 
313   // No list exists for these in this test suite, so ensure all are
314   // valid, and match the expected 'magic' count.
315   EXPECT_EQ(List.size(), NumARMCPUArchs);
316   for(StringRef CPU : List) {
317     EXPECT_NE(ARM::parseCPUArch(CPU), ARM::ArchKind::INVALID);
318   }
319 }
320 
321 TEST(TargetParserTest, testInvalidARMArch) {
322   auto InvalidArchStrings = {"armv", "armv99", "noarm"};
323   for (const char* InvalidArch : InvalidArchStrings)
324     EXPECT_EQ(ARM::parseArch(InvalidArch), ARM::ArchKind::INVALID);
325 }
326 
327 bool testARMArch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
328                  unsigned ArchAttr) {
329   ARM::ArchKind AK = ARM::parseArch(Arch);
330   bool Result = (AK != ARM::ArchKind::INVALID);
331   Result &= ARM::getDefaultCPU(Arch).equals(DefaultCPU);
332   Result &= ARM::getSubArch(AK).equals(SubArch);
333   Result &= (ARM::getArchAttr(AK) == ArchAttr);
334   return Result;
335 }
336 
337 TEST(TargetParserTest, testARMArch) {
338   EXPECT_TRUE(
339       testARMArch("armv2", "arm2", "v2",
340                           ARMBuildAttrs::CPUArch::Pre_v4));
341   EXPECT_TRUE(
342       testARMArch("armv2a", "arm3", "v2a",
343                           ARMBuildAttrs::CPUArch::Pre_v4));
344   EXPECT_TRUE(
345       testARMArch("armv3", "arm6", "v3",
346                           ARMBuildAttrs::CPUArch::Pre_v4));
347   EXPECT_TRUE(
348       testARMArch("armv3m", "arm7m", "v3m",
349                           ARMBuildAttrs::CPUArch::Pre_v4));
350   EXPECT_TRUE(
351       testARMArch("armv4", "strongarm", "v4",
352                           ARMBuildAttrs::CPUArch::v4));
353   EXPECT_TRUE(
354       testARMArch("armv4t", "arm7tdmi", "v4t",
355                           ARMBuildAttrs::CPUArch::v4T));
356   EXPECT_TRUE(
357       testARMArch("armv5t", "arm10tdmi", "v5",
358                           ARMBuildAttrs::CPUArch::v5T));
359   EXPECT_TRUE(
360       testARMArch("armv5te", "arm1022e", "v5e",
361                           ARMBuildAttrs::CPUArch::v5TE));
362   EXPECT_TRUE(
363       testARMArch("armv5tej", "arm926ej-s", "v5e",
364                           ARMBuildAttrs::CPUArch::v5TEJ));
365   EXPECT_TRUE(
366       testARMArch("armv6", "arm1136jf-s", "v6",
367                           ARMBuildAttrs::CPUArch::v6));
368   EXPECT_TRUE(
369       testARMArch("armv6k", "mpcore", "v6k",
370                           ARMBuildAttrs::CPUArch::v6K));
371   EXPECT_TRUE(
372       testARMArch("armv6t2", "arm1156t2-s", "v6t2",
373                           ARMBuildAttrs::CPUArch::v6T2));
374   EXPECT_TRUE(
375       testARMArch("armv6kz", "arm1176jzf-s", "v6kz",
376                           ARMBuildAttrs::CPUArch::v6KZ));
377   EXPECT_TRUE(
378       testARMArch("armv6-m", "cortex-m0", "v6m",
379                           ARMBuildAttrs::CPUArch::v6_M));
380   EXPECT_TRUE(
381       testARMArch("armv7-a", "generic", "v7",
382                           ARMBuildAttrs::CPUArch::v7));
383   EXPECT_TRUE(
384       testARMArch("armv7ve", "generic", "v7ve",
385                           ARMBuildAttrs::CPUArch::v7));
386   EXPECT_TRUE(
387       testARMArch("armv7-r", "cortex-r4", "v7r",
388                           ARMBuildAttrs::CPUArch::v7));
389   EXPECT_TRUE(
390       testARMArch("armv7-m", "cortex-m3", "v7m",
391                           ARMBuildAttrs::CPUArch::v7));
392   EXPECT_TRUE(
393       testARMArch("armv7e-m", "cortex-m4", "v7em",
394                           ARMBuildAttrs::CPUArch::v7E_M));
395   EXPECT_TRUE(
396       testARMArch("armv8-a", "generic", "v8",
397                           ARMBuildAttrs::CPUArch::v8_A));
398   EXPECT_TRUE(
399       testARMArch("armv8.1-a", "generic", "v8.1a",
400                           ARMBuildAttrs::CPUArch::v8_A));
401   EXPECT_TRUE(
402       testARMArch("armv8.2-a", "generic", "v8.2a",
403                           ARMBuildAttrs::CPUArch::v8_A));
404   EXPECT_TRUE(
405       testARMArch("armv8.3-a", "generic", "v8.3a",
406                           ARMBuildAttrs::CPUArch::v8_A));
407   EXPECT_TRUE(
408       testARMArch("armv8.4-a", "generic", "v8.4a",
409                           ARMBuildAttrs::CPUArch::v8_A));
410   EXPECT_TRUE(
411       testARMArch("armv8.5-a", "generic", "v8.5a",
412                           ARMBuildAttrs::CPUArch::v8_A));
413   EXPECT_TRUE(
414       testARMArch("armv8.6-a", "generic", "v8.6a",
415                           ARMBuildAttrs::CPUArch::v8_A));
416   EXPECT_TRUE(
417       testARMArch("armv8-r", "cortex-r52", "v8r",
418                           ARMBuildAttrs::CPUArch::v8_R));
419   EXPECT_TRUE(
420       testARMArch("armv8-m.base", "generic", "v8m.base",
421                           ARMBuildAttrs::CPUArch::v8_M_Base));
422   EXPECT_TRUE(
423       testARMArch("armv8-m.main", "generic", "v8m.main",
424                           ARMBuildAttrs::CPUArch::v8_M_Main));
425   EXPECT_TRUE(
426       testARMArch("armv8.1-m.main", "generic", "v8.1m.main",
427                           ARMBuildAttrs::CPUArch::v8_1_M_Main));
428   EXPECT_TRUE(
429       testARMArch("iwmmxt", "iwmmxt", "",
430                           ARMBuildAttrs::CPUArch::v5TE));
431   EXPECT_TRUE(
432       testARMArch("iwmmxt2", "generic", "",
433                           ARMBuildAttrs::CPUArch::v5TE));
434   EXPECT_TRUE(
435       testARMArch("xscale", "xscale", "v5e",
436                           ARMBuildAttrs::CPUArch::v5TE));
437   EXPECT_TRUE(
438       testARMArch("armv7s", "swift", "v7s",
439                           ARMBuildAttrs::CPUArch::v7));
440   EXPECT_TRUE(
441       testARMArch("armv7k", "generic", "v7k",
442                           ARMBuildAttrs::CPUArch::v7));
443 }
444 
445 bool testARMExtension(StringRef CPUName,ARM::ArchKind ArchKind, StringRef ArchExt) {
446   return ARM::getDefaultExtensions(CPUName, ArchKind) &
447          ARM::parseArchExt(ArchExt);
448 }
449 
450 TEST(TargetParserTest, testARMExtension) {
451   EXPECT_FALSE(testARMExtension("arm2", ARM::ArchKind::INVALID, "thumb"));
452   EXPECT_FALSE(testARMExtension("arm3", ARM::ArchKind::INVALID, "thumb"));
453   EXPECT_FALSE(testARMExtension("arm6", ARM::ArchKind::INVALID, "thumb"));
454   EXPECT_FALSE(testARMExtension("arm7m", ARM::ArchKind::INVALID, "thumb"));
455   EXPECT_FALSE(testARMExtension("strongarm", ARM::ArchKind::INVALID, "dsp"));
456   EXPECT_FALSE(testARMExtension("arm7tdmi", ARM::ArchKind::INVALID, "dsp"));
457   EXPECT_FALSE(testARMExtension("arm10tdmi",
458                                 ARM::ArchKind::INVALID, "simd"));
459   EXPECT_FALSE(testARMExtension("arm1022e", ARM::ArchKind::INVALID, "simd"));
460   EXPECT_FALSE(testARMExtension("arm926ej-s",
461                                 ARM::ArchKind::INVALID, "simd"));
462   EXPECT_FALSE(testARMExtension("arm1136jf-s",
463                                 ARM::ArchKind::INVALID, "crypto"));
464   EXPECT_FALSE(testARMExtension("arm1176j-s",
465                                 ARM::ArchKind::INVALID, "crypto"));
466   EXPECT_FALSE(testARMExtension("arm1156t2-s",
467                                 ARM::ArchKind::INVALID, "crypto"));
468   EXPECT_FALSE(testARMExtension("arm1176jzf-s",
469                                 ARM::ArchKind::INVALID, "crypto"));
470   EXPECT_FALSE(testARMExtension("cortex-m0",
471                                 ARM::ArchKind::INVALID, "crypto"));
472   EXPECT_FALSE(testARMExtension("cortex-a8",
473                                 ARM::ArchKind::INVALID, "crypto"));
474   EXPECT_FALSE(testARMExtension("cortex-r4",
475                                 ARM::ArchKind::INVALID, "crypto"));
476   EXPECT_FALSE(testARMExtension("cortex-m3",
477                                 ARM::ArchKind::INVALID, "crypto"));
478   EXPECT_FALSE(testARMExtension("cortex-a53",
479                                 ARM::ArchKind::INVALID, "ras"));
480   EXPECT_FALSE(testARMExtension("cortex-a53",
481                                 ARM::ArchKind::INVALID, "fp16"));
482   EXPECT_TRUE(testARMExtension("cortex-a55",
483                                 ARM::ArchKind::INVALID, "fp16"));
484   EXPECT_FALSE(testARMExtension("cortex-a55",
485                                 ARM::ArchKind::INVALID, "fp16fml"));
486   EXPECT_TRUE(testARMExtension("cortex-a75",
487                                 ARM::ArchKind::INVALID, "fp16"));
488   EXPECT_FALSE(testARMExtension("cortex-a75",
489                                 ARM::ArchKind::INVALID, "fp16fml"));
490   EXPECT_FALSE(testARMExtension("cortex-r52",
491                                 ARM::ArchKind::INVALID, "ras"));
492   EXPECT_FALSE(testARMExtension("iwmmxt", ARM::ArchKind::INVALID, "crc"));
493   EXPECT_FALSE(testARMExtension("xscale", ARM::ArchKind::INVALID, "crc"));
494   EXPECT_FALSE(testARMExtension("swift", ARM::ArchKind::INVALID, "crc"));
495 
496   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2, "thumb"));
497   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2A, "thumb"));
498   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3, "thumb"));
499   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3M, "thumb"));
500   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4, "dsp"));
501   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4T, "dsp"));
502   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5T, "simd"));
503   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TE, "simd"));
504   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TEJ, "simd"));
505   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6, "crypto"));
506   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6K, "crypto"));
507   EXPECT_FALSE(testARMExtension("generic",
508                                 ARM::ArchKind::ARMV6T2, "crypto"));
509   EXPECT_FALSE(testARMExtension("generic",
510                                 ARM::ArchKind::ARMV6KZ, "crypto"));
511   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6M, "crypto"));
512   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7A, "crypto"));
513   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7R, "crypto"));
514   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7M, "crypto"));
515   EXPECT_FALSE(testARMExtension("generic",
516                                 ARM::ArchKind::ARMV7EM, "crypto"));
517   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8A, "ras"));
518   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_1A, "ras"));
519   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "profile"));
520   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "fp16"));
521   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "fp16fml"));
522   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_3A, "fp16"));
523   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_3A, "fp16fml"));
524   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_4A, "fp16"));
525   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_4A, "fp16fml"));
526   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8R, "ras"));
527   EXPECT_FALSE(testARMExtension("generic",
528                                 ARM::ArchKind::ARMV8MBaseline, "crc"));
529   EXPECT_FALSE(testARMExtension("generic",
530                                 ARM::ArchKind::ARMV8MMainline, "crc"));
531   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT, "crc"));
532   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT2, "crc"));
533   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::XSCALE, "crc"));
534   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7S, "crypto"));
535   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7K, "crypto"));
536 }
537 
538 TEST(TargetParserTest, ARMFPUVersion) {
539   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
540        FK <= ARM::FPUKind::FK_LAST;
541        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
542     if (FK == ARM::FK_LAST || ARM::getFPUName(FK) == "invalid" ||
543         ARM::getFPUName(FK) == "none" || ARM::getFPUName(FK) == "softvfp")
544       EXPECT_EQ(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
545     else
546       EXPECT_NE(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
547 }
548 
549 TEST(TargetParserTest, ARMFPUNeonSupportLevel) {
550   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
551        FK <= ARM::FPUKind::FK_LAST;
552        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
553     if (FK == ARM::FK_LAST ||
554         ARM::getFPUName(FK).find("neon") == std::string::npos)
555       EXPECT_EQ(ARM::NeonSupportLevel::None,
556                  ARM::getFPUNeonSupportLevel(FK));
557     else
558       EXPECT_NE(ARM::NeonSupportLevel::None,
559                 ARM::getFPUNeonSupportLevel(FK));
560 }
561 
562 TEST(TargetParserTest, ARMFPURestriction) {
563   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
564        FK <= ARM::FPUKind::FK_LAST;
565        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1)) {
566     if (FK == ARM::FK_LAST ||
567         (ARM::getFPUName(FK).find("d16") == std::string::npos &&
568          ARM::getFPUName(FK).find("vfpv3xd") == std::string::npos))
569       EXPECT_EQ(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
570     else
571       EXPECT_NE(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
572   }
573 }
574 
575 TEST(TargetParserTest, ARMExtensionFeatures) {
576   std::map<uint64_t, std::vector<StringRef>> Extensions;
577 
578   for (auto &Ext : ARM::ARCHExtNames) {
579     if (Ext.Feature && Ext.NegFeature)
580       Extensions[Ext.ID] = { StringRef(Ext.Feature),
581                              StringRef(Ext.NegFeature) };
582   }
583 
584   Extensions[ARM::AEK_HWDIVARM]   = { "+hwdiv-arm", "-hwdiv-arm" };
585   Extensions[ARM::AEK_HWDIVTHUMB] = { "+hwdiv",     "-hwdiv" };
586 
587   std::vector<StringRef> Features;
588 
589   EXPECT_FALSE(ARM::getExtensionFeatures(ARM::AEK_INVALID, Features));
590 
591   for (auto &E : Extensions) {
592     // test +extension
593     Features.clear();
594     ARM::getExtensionFeatures(E.first, Features);
595     auto Found =
596         std::find(std::begin(Features), std::end(Features), E.second.at(0));
597     EXPECT_TRUE(Found != std::end(Features));
598     EXPECT_TRUE(Extensions.size() == Features.size());
599 
600     // test -extension
601     Features.clear();
602     ARM::getExtensionFeatures(~E.first, Features);
603     Found = std::find(std::begin(Features), std::end(Features), E.second.at(1));
604     EXPECT_TRUE(Found != std::end(Features));
605     EXPECT_TRUE(Extensions.size() == Features.size());
606   }
607 }
608 
609 TEST(TargetParserTest, ARMFPUFeatures) {
610   std::vector<StringRef> Features;
611   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
612        FK <= ARM::FPUKind::FK_LAST;
613        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
614     EXPECT_TRUE((FK == ARM::FK_INVALID || FK >= ARM::FK_LAST)
615                     ? !ARM::getFPUFeatures(FK, Features)
616                     : ARM::getFPUFeatures(FK, Features));
617 }
618 
619 TEST(TargetParserTest, ARMArchExtFeature) {
620   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
621                               {"crypto", "nocrypto", "+crypto", "-crypto"},
622                               {"dsp", "nodsp", "+dsp", "-dsp"},
623                               {"fp", "nofp", nullptr, nullptr},
624                               {"idiv", "noidiv", nullptr, nullptr},
625                               {"mp", "nomp", nullptr, nullptr},
626                               {"simd", "nosimd", nullptr, nullptr},
627                               {"sec", "nosec", nullptr, nullptr},
628                               {"virt", "novirt", nullptr, nullptr},
629                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
630                               {"fp16fml", "nofp16fml", "+fp16fml", "-fp16fml"},
631                               {"ras", "noras", "+ras", "-ras"},
632                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
633                               {"os", "noos", nullptr, nullptr},
634                               {"iwmmxt", "noiwmmxt", nullptr, nullptr},
635                               {"iwmmxt2", "noiwmmxt2", nullptr, nullptr},
636                               {"maverick", "maverick", nullptr, nullptr},
637                               {"xscale", "noxscale", nullptr, nullptr},
638                               {"sb", "nosb", "+sb", "-sb"},
639                               {"i8mm", "noi8mm", "+i8mm", "-i8mm"},
640                               {"mve", "nomve", "+mve", "-mve"},
641                               {"mve.fp", "nomve.fp", "+mve.fp", "-mve.fp"}};
642 
643   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
644     EXPECT_EQ(StringRef(ArchExt[i][2]), ARM::getArchExtFeature(ArchExt[i][0]));
645     EXPECT_EQ(StringRef(ArchExt[i][3]), ARM::getArchExtFeature(ArchExt[i][1]));
646   }
647 }
648 
649 static bool
650 testArchExtDependency(const char *ArchExt,
651                       const std::initializer_list<const char *> &Expected) {
652   std::vector<StringRef> Features;
653 
654   if (!ARM::appendArchExtFeatures("", ARM::ArchKind::ARMV8_1MMainline, ArchExt,
655                                   Features))
656     return false;
657 
658   return llvm::all_of(Expected, [&](StringRef Ext) {
659     return llvm::is_contained(Features, Ext);
660   });
661 }
662 
663 TEST(TargetParserTest, ARMArchExtDependencies) {
664   EXPECT_TRUE(testArchExtDependency("mve", {"+mve", "+dsp"}));
665   EXPECT_TRUE(testArchExtDependency("mve.fp", {"+mve.fp", "+mve", "+dsp"}));
666   EXPECT_TRUE(testArchExtDependency("nodsp", {"-dsp", "-mve", "-mve.fp"}));
667   EXPECT_TRUE(testArchExtDependency("nomve", {"-mve", "-mve.fp"}));
668 }
669 
670 TEST(TargetParserTest, ARMparseHWDiv) {
671   const char *hwdiv[] = {"thumb", "arm", "arm,thumb", "thumb,arm"};
672 
673   for (unsigned i = 0; i < array_lengthof(hwdiv); i++)
674     EXPECT_NE(ARM::AEK_INVALID, ARM::parseHWDiv((StringRef)hwdiv[i]));
675 }
676 
677 TEST(TargetParserTest, ARMparseArchEndianAndISA) {
678   const char *Arch[] = {
679       "v2",   "v2a",    "v3",    "v3m",    "v4",    "v4t",    "v5",    "v5t",
680       "v5e",  "v5te",   "v5tej", "v6",     "v6j",   "v6k",    "v6hl",  "v6t2",
681       "v6kz", "v6z",    "v6zk",  "v6-m",   "v6m",   "v6sm",   "v6s-m", "v7-a",
682       "v7",   "v7a",    "v7ve",  "v7hl",   "v7l",   "v7-r",   "v7r",   "v7-m",
683       "v7m",  "v7k",    "v7s",   "v7e-m",  "v7em",  "v8-a",   "v8",    "v8a",
684       "v8l",  "v8.1-a", "v8.1a", "v8.2-a", "v8.2a", "v8.3-a", "v8.3a", "v8.4-a",
685       "v8.4a", "v8.5-a","v8.5a", "v8.6-a", "v8.6a", "v8-r",   "v8m.base", "v8m.main", "v8.1m.main"
686   };
687 
688   for (unsigned i = 0; i < array_lengthof(Arch); i++) {
689     std::string arm_1 = "armeb" + (std::string)(Arch[i]);
690     std::string arm_2 = "arm" + (std::string)(Arch[i]) + "eb";
691     std::string arm_3 = "arm" + (std::string)(Arch[i]);
692     std::string thumb_1 = "thumbeb" + (std::string)(Arch[i]);
693     std::string thumb_2 = "thumb" + (std::string)(Arch[i]) + "eb";
694     std::string thumb_3 = "thumb" + (std::string)(Arch[i]);
695 
696     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_1));
697     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_2));
698     EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(arm_3));
699 
700     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_1));
701     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_2));
702     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_3));
703     if (i >= 4) {
704       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_1));
705       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_2));
706       EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(thumb_3));
707 
708       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_1));
709       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_2));
710       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_3));
711     }
712   }
713 
714   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("aarch64"));
715   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("arm64_32"));
716   EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian("aarch64_be"));
717 
718   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64"));
719   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_be"));
720   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64"));
721   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_be"));
722   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_32"));
723   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_32"));
724 }
725 
726 TEST(TargetParserTest, ARMparseArchProfile) {
727   for (unsigned i = 0; i < array_lengthof(ARMArch); i++) {
728     switch (ARM::parseArch(ARMArch[i])) {
729     case ARM::ArchKind::ARMV6M:
730     case ARM::ArchKind::ARMV7M:
731     case ARM::ArchKind::ARMV7EM:
732     case ARM::ArchKind::ARMV8MMainline:
733     case ARM::ArchKind::ARMV8MBaseline:
734     case ARM::ArchKind::ARMV8_1MMainline:
735       EXPECT_EQ(ARM::ProfileKind::M, ARM::parseArchProfile(ARMArch[i]));
736       break;
737     case ARM::ArchKind::ARMV7R:
738     case ARM::ArchKind::ARMV8R:
739       EXPECT_EQ(ARM::ProfileKind::R, ARM::parseArchProfile(ARMArch[i]));
740       break;
741     case ARM::ArchKind::ARMV7A:
742     case ARM::ArchKind::ARMV7VE:
743     case ARM::ArchKind::ARMV7K:
744     case ARM::ArchKind::ARMV8A:
745     case ARM::ArchKind::ARMV8_1A:
746     case ARM::ArchKind::ARMV8_2A:
747     case ARM::ArchKind::ARMV8_3A:
748     case ARM::ArchKind::ARMV8_4A:
749     case ARM::ArchKind::ARMV8_5A:
750     case ARM::ArchKind::ARMV8_6A:
751       EXPECT_EQ(ARM::ProfileKind::A, ARM::parseArchProfile(ARMArch[i]));
752       break;
753     default:
754       EXPECT_EQ(ARM::ProfileKind::INVALID, ARM::parseArchProfile(ARMArch[i]));
755       break;
756     }
757   }
758 }
759 
760 TEST(TargetParserTest, ARMparseArchVersion) {
761   for (unsigned i = 0; i < array_lengthof(ARMArch); i++)
762     if (((std::string)ARMArch[i]).substr(0, 4) == "armv")
763       EXPECT_EQ((ARMArch[i][4] - 48u), ARM::parseArchVersion(ARMArch[i]));
764     else
765       EXPECT_EQ(5u, ARM::parseArchVersion(ARMArch[i]));
766 }
767 
768 bool testAArch64CPU(StringRef CPUName, StringRef ExpectedArch,
769                     StringRef ExpectedFPU, unsigned ExpectedFlags,
770                     StringRef CPUAttr) {
771   AArch64::ArchKind AK = AArch64::parseCPUArch(CPUName);
772   bool pass = AArch64::getArchName(AK).equals(ExpectedArch);
773 
774   unsigned ExtKind = AArch64::getDefaultExtensions(CPUName, AK);
775   if (ExtKind > 1 && (ExtKind & AArch64::AEK_NONE))
776     pass &= ((ExtKind ^ AArch64::AEK_NONE) == ExpectedFlags);
777   else
778     pass &= (ExtKind == ExpectedFlags);
779 
780   pass &= AArch64::getCPUAttr(AK).equals(CPUAttr);
781 
782   return pass;
783 }
784 
785 TEST(TargetParserTest, testAArch64CPU) {
786   EXPECT_TRUE(testAArch64CPU(
787       "invalid", "invalid", "invalid",
788       AArch64::AEK_NONE, ""));
789   EXPECT_TRUE(testAArch64CPU(
790       "generic", "invalid", "none",
791       AArch64::AEK_NONE, ""));
792 
793   EXPECT_TRUE(testAArch64CPU(
794       "cortex-a34", "armv8-a", "crypto-neon-fp-armv8",
795       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
796       AArch64::AEK_SIMD, "8-A"));
797   EXPECT_TRUE(testAArch64CPU(
798       "cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
799       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
800       AArch64::AEK_SIMD, "8-A"));
801   EXPECT_TRUE(testAArch64CPU(
802       "cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
803       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
804       AArch64::AEK_SIMD, "8-A"));
805   EXPECT_TRUE(testAArch64CPU(
806       "cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
807       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
808       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
809       AArch64::AEK_RDM | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
810       AArch64::AEK_RCPC, "8.2-A"));
811   EXPECT_TRUE(testAArch64CPU(
812       "cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
813       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
814       AArch64::AEK_SIMD, "8-A"));
815   EXPECT_TRUE(testAArch64CPU(
816       "cortex-a65", "armv8.2-a", "crypto-neon-fp-armv8",
817       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_DOTPROD |
818       AArch64::AEK_FP | AArch64::AEK_FP16 | AArch64::AEK_LSE |
819       AArch64::AEK_RAS | AArch64::AEK_RCPC | AArch64::AEK_RDM |
820       AArch64::AEK_SIMD | AArch64::AEK_SSBS,
821       "8.2-A"));
822   EXPECT_TRUE(testAArch64CPU(
823       "cortex-a65ae", "armv8.2-a", "crypto-neon-fp-armv8",
824       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_DOTPROD |
825       AArch64::AEK_FP | AArch64::AEK_FP16 | AArch64::AEK_LSE |
826       AArch64::AEK_RAS | AArch64::AEK_RCPC | AArch64::AEK_RDM |
827       AArch64::AEK_SIMD | AArch64::AEK_SSBS,
828       "8.2-A"));
829   EXPECT_TRUE(testAArch64CPU(
830       "cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
831       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
832       AArch64::AEK_SIMD, "8-A"));
833   EXPECT_TRUE(testAArch64CPU(
834       "cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
835       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
836       AArch64::AEK_SIMD, "8-A"));
837   EXPECT_TRUE(testAArch64CPU(
838       "cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
839       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
840       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
841       AArch64::AEK_RDM | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
842       AArch64::AEK_RCPC, "8.2-A"));
843   EXPECT_TRUE(testAArch64CPU(
844       "cortex-a76", "armv8.2-a", "crypto-neon-fp-armv8",
845       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
846       AArch64::AEK_RDM | AArch64::AEK_SIMD | AArch64::AEK_RAS |
847       AArch64::AEK_LSE | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
848       AArch64::AEK_RCPC| AArch64::AEK_SSBS, "8.2-A"));
849   EXPECT_TRUE(testAArch64CPU(
850       "cortex-a76ae", "armv8.2-a", "crypto-neon-fp-armv8",
851       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
852       AArch64::AEK_RDM | AArch64::AEK_SIMD | AArch64::AEK_RAS |
853       AArch64::AEK_LSE | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
854       AArch64::AEK_RCPC| AArch64::AEK_SSBS, "8.2-A"));
855   EXPECT_TRUE(testAArch64CPU(
856       "cyclone", "armv8-a", "crypto-neon-fp-armv8",
857       AArch64::AEK_CRYPTO | AArch64::AEK_FP | AArch64::AEK_SIMD, "8-A"));
858   EXPECT_TRUE(testAArch64CPU(
859       "apple-a7", "armv8-a", "crypto-neon-fp-armv8",
860       AArch64::AEK_CRYPTO | AArch64::AEK_FP | AArch64::AEK_SIMD, "8-A"));
861   EXPECT_TRUE(testAArch64CPU(
862       "apple-a8", "armv8-a", "crypto-neon-fp-armv8",
863       AArch64::AEK_CRYPTO | AArch64::AEK_FP | AArch64::AEK_SIMD, "8-A"));
864   EXPECT_TRUE(testAArch64CPU(
865       "apple-a9", "armv8-a", "crypto-neon-fp-armv8",
866       AArch64::AEK_CRYPTO | AArch64::AEK_FP | AArch64::AEK_SIMD, "8-A"));
867   EXPECT_TRUE(testAArch64CPU("apple-a10", "armv8-a", "crypto-neon-fp-armv8",
868                              AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
869                                  AArch64::AEK_FP | AArch64::AEK_RDM |
870                                  AArch64::AEK_SIMD,
871                              "8-A"));
872   EXPECT_TRUE(testAArch64CPU("apple-a11", "armv8.2-a", "crypto-neon-fp-armv8",
873                              AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
874                                  AArch64::AEK_FP | AArch64::AEK_LSE |
875                                  AArch64::AEK_RAS | AArch64::AEK_RDM |
876                                  AArch64::AEK_SIMD,
877                              "8.2-A"));
878   EXPECT_TRUE(testAArch64CPU(
879       "apple-a12", "armv8.3-a", "crypto-neon-fp-armv8",
880       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
881           AArch64::AEK_SIMD | AArch64::AEK_LSE | AArch64::AEK_RAS |
882           AArch64::AEK_RDM | AArch64::AEK_RCPC | AArch64::AEK_FP16,
883       "8.3-A"));
884   EXPECT_TRUE(testAArch64CPU(
885       "apple-a13", "armv8.4-a", "crypto-neon-fp-armv8",
886       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
887           AArch64::AEK_SIMD | AArch64::AEK_LSE | AArch64::AEK_RAS |
888           AArch64::AEK_RDM | AArch64::AEK_RCPC | AArch64::AEK_DOTPROD |
889           AArch64::AEK_FP16 | AArch64::AEK_FP16FML,
890       "8.4-A"));
891   EXPECT_TRUE(testAArch64CPU(
892       "apple-s4", "armv8.3-a", "crypto-neon-fp-armv8",
893       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
894           AArch64::AEK_SIMD | AArch64::AEK_LSE | AArch64::AEK_RAS |
895           AArch64::AEK_RDM | AArch64::AEK_RCPC | AArch64::AEK_FP16,
896       "8.3-A"));
897   EXPECT_TRUE(testAArch64CPU(
898       "apple-s5", "armv8.3-a", "crypto-neon-fp-armv8",
899       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
900           AArch64::AEK_SIMD | AArch64::AEK_LSE | AArch64::AEK_RAS |
901           AArch64::AEK_RDM | AArch64::AEK_RCPC | AArch64::AEK_FP16,
902       "8.3-A"));
903   EXPECT_TRUE(testAArch64CPU(
904       "exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
905       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
906       AArch64::AEK_SIMD, "8-A"));
907   EXPECT_TRUE(testAArch64CPU(
908       "exynos-m4", "armv8.2-a", "crypto-neon-fp-armv8",
909       AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
910       AArch64::AEK_DOTPROD | AArch64::AEK_FP | AArch64::AEK_FP16 |
911       AArch64::AEK_LSE | AArch64::AEK_RAS | AArch64::AEK_RDM |
912       AArch64::AEK_SIMD, "8.2-A"));
913   EXPECT_TRUE(testAArch64CPU(
914       "exynos-m5", "armv8.2-a", "crypto-neon-fp-armv8",
915       AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
916       AArch64::AEK_DOTPROD | AArch64::AEK_FP | AArch64::AEK_FP16 |
917       AArch64::AEK_LSE | AArch64::AEK_RAS | AArch64::AEK_RDM |
918       AArch64::AEK_SIMD, "8.2-A"));
919   EXPECT_TRUE(testAArch64CPU(
920       "falkor", "armv8-a", "crypto-neon-fp-armv8",
921       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
922       AArch64::AEK_SIMD | AArch64::AEK_RDM, "8-A"));
923   EXPECT_TRUE(testAArch64CPU(
924       "kryo", "armv8-a", "crypto-neon-fp-armv8",
925       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
926       AArch64::AEK_SIMD, "8-A"));
927   EXPECT_TRUE(testAArch64CPU(
928      "neoverse-e1", "armv8.2-a", "crypto-neon-fp-armv8",
929       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_DOTPROD |
930       AArch64::AEK_FP | AArch64::AEK_FP16 | AArch64::AEK_LSE |
931       AArch64::AEK_RAS | AArch64::AEK_RCPC | AArch64::AEK_RDM |
932       AArch64::AEK_SIMD | AArch64::AEK_SSBS,
933      "8.2-A"));
934   EXPECT_TRUE(testAArch64CPU(
935      "neoverse-n1", "armv8.2-a", "crypto-neon-fp-armv8",
936       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_DOTPROD |
937       AArch64::AEK_FP | AArch64::AEK_FP16 | AArch64::AEK_LSE |
938       AArch64::AEK_PROFILE | AArch64::AEK_RAS | AArch64::AEK_RCPC |
939       AArch64::AEK_RDM | AArch64::AEK_SIMD | AArch64::AEK_SSBS,
940      "8.2-A"));
941   EXPECT_TRUE(testAArch64CPU(
942       "thunderx2t99", "armv8.1-a", "crypto-neon-fp-armv8",
943       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_LSE |
944       AArch64::AEK_RDM | AArch64::AEK_FP | AArch64::AEK_SIMD, "8.1-A"));
945   EXPECT_TRUE(testAArch64CPU(
946       "thunderx3t110", "armv8.3-a", "crypto-neon-fp-armv8",
947       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_LSE |
948           AArch64::AEK_RDM | AArch64::AEK_FP | AArch64::AEK_SIMD |
949           AArch64::AEK_PROFILE | AArch64::AEK_RAS | AArch64::AEK_RAND |
950           AArch64::AEK_RCPC,
951       "8.3-A"));
952   EXPECT_TRUE(testAArch64CPU(
953       "thunderx", "armv8-a", "crypto-neon-fp-armv8",
954       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
955       AArch64::AEK_FP | AArch64::AEK_PROFILE,
956       "8-A"));
957   EXPECT_TRUE(testAArch64CPU(
958       "thunderxt81", "armv8-a", "crypto-neon-fp-armv8",
959       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
960       AArch64::AEK_FP | AArch64::AEK_PROFILE,
961       "8-A"));
962   EXPECT_TRUE(testAArch64CPU(
963       "thunderxt83", "armv8-a", "crypto-neon-fp-armv8",
964       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
965       AArch64::AEK_FP | AArch64::AEK_PROFILE,
966       "8-A"));
967   EXPECT_TRUE(testAArch64CPU(
968       "thunderxt88", "armv8-a", "crypto-neon-fp-armv8",
969       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
970       AArch64::AEK_FP | AArch64::AEK_PROFILE,
971       "8-A"));
972   EXPECT_TRUE(testAArch64CPU(
973       "tsv110", "armv8.2-a", "crypto-neon-fp-armv8",
974       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
975       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
976       AArch64::AEK_RDM | AArch64::AEK_PROFILE | AArch64::AEK_FP16 |
977       AArch64::AEK_FP16FML | AArch64::AEK_DOTPROD,
978       "8.2-A"));
979   EXPECT_TRUE(testAArch64CPU(
980       "a64fx", "armv8.2-a", "crypto-neon-fp-armv8",
981       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
982       AArch64::AEK_SIMD | AArch64::AEK_FP16 | AArch64::AEK_RAS |
983       AArch64::AEK_LSE | AArch64::AEK_SVE | AArch64::AEK_RDM,
984       "8.2-A"));
985   EXPECT_TRUE(testAArch64CPU(
986       "carmel", "armv8.2-a", "crypto-neon-fp-armv8",
987       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
988       AArch64::AEK_SIMD | AArch64::AEK_FP16 | AArch64::AEK_RAS |
989       AArch64::AEK_LSE | AArch64::AEK_RDM,
990       "8.2-A"));
991 }
992 
993 static constexpr unsigned NumAArch64CPUArchs = 39;
994 
995 TEST(TargetParserTest, testAArch64CPUArchList) {
996   SmallVector<StringRef, NumAArch64CPUArchs> List;
997   AArch64::fillValidCPUArchList(List);
998 
999   // No list exists for these in this test suite, so ensure all are
1000   // valid, and match the expected 'magic' count.
1001   EXPECT_EQ(List.size(), NumAArch64CPUArchs);
1002   for(StringRef CPU : List) {
1003     EXPECT_NE(AArch64::parseCPUArch(CPU), AArch64::ArchKind::INVALID);
1004   }
1005 }
1006 
1007 bool testAArch64Arch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
1008                      unsigned ArchAttr) {
1009   AArch64::ArchKind AK = AArch64::parseArch(Arch);
1010   return (AK != AArch64::ArchKind::INVALID) &
1011          AArch64::getDefaultCPU(Arch).equals(DefaultCPU) &
1012          AArch64::getSubArch(AK).equals(SubArch) &
1013          (AArch64::getArchAttr(AK) == ArchAttr);
1014 }
1015 
1016 TEST(TargetParserTest, testAArch64Arch) {
1017   EXPECT_TRUE(testAArch64Arch("armv8-a", "cortex-a53", "v8",
1018                               ARMBuildAttrs::CPUArch::v8_A));
1019   EXPECT_TRUE(testAArch64Arch("armv8.1-a", "generic", "v8.1a",
1020                               ARMBuildAttrs::CPUArch::v8_A));
1021   EXPECT_TRUE(testAArch64Arch("armv8.2-a", "generic", "v8.2a",
1022                               ARMBuildAttrs::CPUArch::v8_A));
1023   EXPECT_TRUE(testAArch64Arch("armv8.3-a", "generic", "v8.3a",
1024                               ARMBuildAttrs::CPUArch::v8_A));
1025   EXPECT_TRUE(testAArch64Arch("armv8.4-a", "generic", "v8.4a",
1026                               ARMBuildAttrs::CPUArch::v8_A));
1027   EXPECT_TRUE(testAArch64Arch("armv8.5-a", "generic", "v8.5a",
1028                               ARMBuildAttrs::CPUArch::v8_A));
1029   EXPECT_TRUE(testAArch64Arch("armv8.6-a", "generic", "v8.6a",
1030                               ARMBuildAttrs::CPUArch::v8_A));
1031 }
1032 
1033 bool testAArch64Extension(StringRef CPUName, AArch64::ArchKind AK,
1034                           StringRef ArchExt) {
1035   return AArch64::getDefaultExtensions(CPUName, AK) &
1036          AArch64::parseArchExt(ArchExt);
1037 }
1038 
1039 TEST(TargetParserTest, testAArch64Extension) {
1040   EXPECT_FALSE(testAArch64Extension("cortex-a34",
1041                                     AArch64::ArchKind::INVALID, "ras"));
1042   EXPECT_FALSE(testAArch64Extension("cortex-a35",
1043                                     AArch64::ArchKind::INVALID, "ras"));
1044   EXPECT_FALSE(testAArch64Extension("cortex-a53",
1045                                     AArch64::ArchKind::INVALID, "ras"));
1046   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1047                                     AArch64::ArchKind::INVALID, "ras"));
1048   EXPECT_FALSE(testAArch64Extension("cortex-a57",
1049                                     AArch64::ArchKind::INVALID, "ras"));
1050   EXPECT_FALSE(testAArch64Extension("cortex-a72",
1051                                     AArch64::ArchKind::INVALID, "ras"));
1052   EXPECT_FALSE(testAArch64Extension("cortex-a73",
1053                                     AArch64::ArchKind::INVALID, "ras"));
1054   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1055                                     AArch64::ArchKind::INVALID, "ras"));
1056   EXPECT_FALSE(testAArch64Extension("cyclone",
1057                                     AArch64::ArchKind::INVALID, "ras"));
1058   EXPECT_FALSE(testAArch64Extension("exynos-m3",
1059                                     AArch64::ArchKind::INVALID, "ras"));
1060   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1061                                    AArch64::ArchKind::INVALID, "dotprod"));
1062   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1063                                    AArch64::ArchKind::INVALID, "fp16"));
1064   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1065                                    AArch64::ArchKind::INVALID, "lse"));
1066   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1067                                    AArch64::ArchKind::INVALID, "ras"));
1068   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1069                                    AArch64::ArchKind::INVALID, "rdm"));
1070   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1071                                    AArch64::ArchKind::INVALID, "dotprod"));
1072   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1073                                    AArch64::ArchKind::INVALID, "fp16"));
1074   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1075                                    AArch64::ArchKind::INVALID, "lse"));
1076   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1077                                    AArch64::ArchKind::INVALID, "ras"));
1078   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1079                                    AArch64::ArchKind::INVALID, "rdm"));
1080   EXPECT_TRUE(testAArch64Extension("falkor",
1081                                    AArch64::ArchKind::INVALID, "rdm"));
1082   EXPECT_FALSE(testAArch64Extension("kryo",
1083                                     AArch64::ArchKind::INVALID, "ras"));
1084   EXPECT_TRUE(testAArch64Extension("saphira",
1085                                     AArch64::ArchKind::INVALID, "crc"));
1086   EXPECT_TRUE(testAArch64Extension("saphira",
1087                                     AArch64::ArchKind::INVALID, "lse"));
1088   EXPECT_TRUE(testAArch64Extension("saphira",
1089                                    AArch64::ArchKind::INVALID, "rdm"));
1090   EXPECT_TRUE(testAArch64Extension("saphira",
1091                                    AArch64::ArchKind::INVALID, "ras"));
1092   EXPECT_TRUE(testAArch64Extension("saphira",
1093                                    AArch64::ArchKind::INVALID, "rcpc"));
1094   EXPECT_TRUE(testAArch64Extension("saphira",
1095                                    AArch64::ArchKind::INVALID, "profile"));
1096   EXPECT_FALSE(testAArch64Extension("saphira",
1097                                     AArch64::ArchKind::INVALID, "fp16"));
1098   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1099                                     AArch64::ArchKind::INVALID, "fp16"));
1100   EXPECT_FALSE(testAArch64Extension("cortex-a55",
1101                                     AArch64::ArchKind::INVALID, "fp16fml"));
1102   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1103                                     AArch64::ArchKind::INVALID, "dotprod"));
1104   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1105                                     AArch64::ArchKind::INVALID, "fp16"));
1106   EXPECT_FALSE(testAArch64Extension("cortex-a75",
1107                                     AArch64::ArchKind::INVALID, "fp16fml"));
1108   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1109                                     AArch64::ArchKind::INVALID, "dotprod"));
1110   EXPECT_FALSE(testAArch64Extension("thunderx2t99",
1111                                     AArch64::ArchKind::INVALID, "ras"));
1112   EXPECT_FALSE(testAArch64Extension("thunderx",
1113                                     AArch64::ArchKind::INVALID, "lse"));
1114   EXPECT_FALSE(testAArch64Extension("thunderxt81",
1115                                     AArch64::ArchKind::INVALID, "lse"));
1116   EXPECT_FALSE(testAArch64Extension("thunderxt83",
1117                                     AArch64::ArchKind::INVALID, "lse"));
1118   EXPECT_FALSE(testAArch64Extension("thunderxt88",
1119                                     AArch64::ArchKind::INVALID, "lse"));
1120   EXPECT_TRUE(testAArch64Extension("tsv110",
1121                                    AArch64::ArchKind::INVALID, "crypto"));
1122   EXPECT_FALSE(testAArch64Extension("tsv110",
1123                                     AArch64::ArchKind::INVALID, "sha3"));
1124   EXPECT_FALSE(testAArch64Extension("tsv110",
1125                                     AArch64::ArchKind::INVALID, "sm4"));
1126   EXPECT_TRUE(testAArch64Extension("tsv110",
1127                                    AArch64::ArchKind::INVALID, "ras"));
1128   EXPECT_TRUE(testAArch64Extension("tsv110",
1129                                    AArch64::ArchKind::INVALID, "profile"));
1130   EXPECT_TRUE(testAArch64Extension("tsv110",
1131                                    AArch64::ArchKind::INVALID, "fp16"));
1132   EXPECT_TRUE(testAArch64Extension("tsv110",
1133                                    AArch64::ArchKind::INVALID, "fp16fml"));
1134   EXPECT_TRUE(testAArch64Extension("tsv110",
1135                                    AArch64::ArchKind::INVALID, "dotprod"));
1136   EXPECT_TRUE(testAArch64Extension("a64fx",
1137                                    AArch64::ArchKind::INVALID, "fp16"));
1138   EXPECT_TRUE(testAArch64Extension("a64fx",
1139                                    AArch64::ArchKind::INVALID, "sve"));
1140   EXPECT_FALSE(testAArch64Extension("a64fx",
1141                                    AArch64::ArchKind::INVALID, "sve2"));
1142   EXPECT_TRUE(
1143       testAArch64Extension("carmel", AArch64::ArchKind::INVALID, "crypto"));
1144   EXPECT_TRUE(
1145       testAArch64Extension("carmel", AArch64::ArchKind::INVALID, "fp16"));
1146 
1147   EXPECT_FALSE(testAArch64Extension(
1148       "generic", AArch64::ArchKind::ARMV8A, "ras"));
1149   EXPECT_FALSE(testAArch64Extension(
1150       "generic", AArch64::ArchKind::ARMV8_1A, "ras"));
1151   EXPECT_FALSE(testAArch64Extension(
1152       "generic", AArch64::ArchKind::ARMV8_2A, "profile"));
1153   EXPECT_FALSE(testAArch64Extension(
1154       "generic", AArch64::ArchKind::ARMV8_2A, "fp16"));
1155   EXPECT_FALSE(testAArch64Extension(
1156       "generic", AArch64::ArchKind::ARMV8_2A, "fp16fml"));
1157   EXPECT_FALSE(testAArch64Extension(
1158       "generic", AArch64::ArchKind::ARMV8_3A, "fp16"));
1159   EXPECT_FALSE(testAArch64Extension(
1160       "generic", AArch64::ArchKind::ARMV8_3A, "fp16fml"));
1161   EXPECT_FALSE(testAArch64Extension(
1162       "generic", AArch64::ArchKind::ARMV8_4A, "fp16"));
1163   EXPECT_FALSE(testAArch64Extension(
1164       "generic", AArch64::ArchKind::ARMV8_4A, "fp16fml"));
1165 }
1166 
1167 TEST(TargetParserTest, AArch64ExtensionFeatures) {
1168   std::vector<unsigned> Extensions = {
1169     AArch64::AEK_CRC,      AArch64::AEK_CRYPTO,
1170     AArch64::AEK_FP,       AArch64::AEK_SIMD,
1171     AArch64::AEK_FP16,     AArch64::AEK_PROFILE,
1172     AArch64::AEK_RAS,      AArch64::AEK_LSE,
1173     AArch64::AEK_RDM,      AArch64::AEK_DOTPROD,
1174     AArch64::AEK_SVE,      AArch64::AEK_SVE2,
1175     AArch64::AEK_SVE2AES,  AArch64::AEK_SVE2SM4,
1176     AArch64::AEK_SVE2SHA3, AArch64::AEK_SVE2BITPERM,
1177     AArch64::AEK_RCPC,     AArch64::AEK_FP16FML };
1178 
1179   std::vector<StringRef> Features;
1180 
1181   unsigned ExtVal = 0;
1182   for (auto Ext : Extensions)
1183     ExtVal |= Ext;
1184 
1185   EXPECT_FALSE(AArch64::getExtensionFeatures(AArch64::AEK_INVALID, Features));
1186   EXPECT_TRUE(!Features.size());
1187 
1188   AArch64::getExtensionFeatures(ExtVal, Features);
1189   EXPECT_TRUE(Extensions.size() == Features.size());
1190 
1191   auto B = std::begin(Features);
1192   auto E = std::end(Features);
1193 
1194   EXPECT_TRUE(std::find(B, E, "+crc") != E);
1195   EXPECT_TRUE(std::find(B, E, "+crypto") != E);
1196   EXPECT_TRUE(std::find(B, E, "+fp-armv8") != E);
1197   EXPECT_TRUE(std::find(B, E, "+neon") != E);
1198   EXPECT_TRUE(std::find(B, E, "+fullfp16") != E);
1199   EXPECT_TRUE(std::find(B, E, "+spe") != E);
1200   EXPECT_TRUE(std::find(B, E, "+ras") != E);
1201   EXPECT_TRUE(std::find(B, E, "+lse") != E);
1202   EXPECT_TRUE(std::find(B, E, "+rdm") != E);
1203   EXPECT_TRUE(std::find(B, E, "+dotprod") != E);
1204   EXPECT_TRUE(std::find(B, E, "+rcpc") != E);
1205   EXPECT_TRUE(std::find(B, E, "+fp16fml") != E);
1206   EXPECT_TRUE(std::find(B, E, "+sve") != E);
1207   EXPECT_TRUE(std::find(B, E, "+sve2") != E);
1208   EXPECT_TRUE(std::find(B, E, "+sve2-aes") != E);
1209   EXPECT_TRUE(std::find(B, E, "+sve2-sm4") != E);
1210   EXPECT_TRUE(std::find(B, E, "+sve2-sha3") != E);
1211   EXPECT_TRUE(std::find(B, E, "+sve2-bitperm") != E);
1212 }
1213 
1214 TEST(TargetParserTest, AArch64ArchFeatures) {
1215   std::vector<StringRef> Features;
1216 
1217   for (auto AK : AArch64::ArchKinds)
1218     EXPECT_TRUE((AK == AArch64::ArchKind::INVALID)
1219                     ? !AArch64::getArchFeatures(AK, Features)
1220                     : AArch64::getArchFeatures(AK, Features));
1221 }
1222 
1223 TEST(TargetParserTest, AArch64ArchExtFeature) {
1224   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
1225                               {"crypto", "nocrypto", "+crypto", "-crypto"},
1226                               {"fp", "nofp", "+fp-armv8", "-fp-armv8"},
1227                               {"simd", "nosimd", "+neon", "-neon"},
1228                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
1229                               {"fp16fml", "nofp16fml", "+fp16fml", "-fp16fml"},
1230                               {"profile", "noprofile", "+spe", "-spe"},
1231                               {"ras", "noras", "+ras", "-ras"},
1232                               {"lse", "nolse", "+lse", "-lse"},
1233                               {"rdm", "nordm", "+rdm", "-rdm"},
1234                               {"sve", "nosve", "+sve", "-sve"},
1235                               {"sve2", "nosve2", "+sve2", "-sve2"},
1236                               {"sve2-aes", "nosve2-aes", "+sve2-aes",
1237                                "-sve2-aes"},
1238                               {"sve2-sm4", "nosve2-sm4", "+sve2-sm4",
1239                                "-sve2-sm4"},
1240                               {"sve2-sha3", "nosve2-sha3", "+sve2-sha3",
1241                                "-sve2-sha3"},
1242                               {"sve2-bitperm", "nosve2-bitperm",
1243                                "+sve2-bitperm", "-sve2-bitperm"},
1244                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
1245                               {"rcpc", "norcpc", "+rcpc", "-rcpc" },
1246                               {"rng", "norng", "+rand", "-rand"},
1247                               {"memtag", "nomemtag", "+mte", "-mte"},
1248                               {"tme", "notme", "+tme", "-tme"},
1249                               {"ssbs", "nossbs", "+ssbs", "-ssbs"},
1250                               {"sb", "nosb", "+sb", "-sb"},
1251                               {"predres", "nopredres", "+predres", "-predres"},
1252                               {"i8mm", "noi8mm", "+i8mm", "-i8mm"},
1253                               {"f32mm", "nof32mm", "+f32mm", "-f32mm"},
1254                               {"f64mm", "nof64mm", "+f64mm", "-f64mm"},
1255 };
1256 
1257   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
1258     EXPECT_EQ(StringRef(ArchExt[i][2]),
1259               AArch64::getArchExtFeature(ArchExt[i][0]));
1260     EXPECT_EQ(StringRef(ArchExt[i][3]),
1261               AArch64::getArchExtFeature(ArchExt[i][1]));
1262   }
1263 }
1264 }
1265