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                               {"mve", "nomve", "+mve", "-mve"},
640                               {"mve.fp", "nomve.fp", "+mve.fp", "-mve.fp"}};
641 
642   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
643     EXPECT_EQ(StringRef(ArchExt[i][2]), ARM::getArchExtFeature(ArchExt[i][0]));
644     EXPECT_EQ(StringRef(ArchExt[i][3]), ARM::getArchExtFeature(ArchExt[i][1]));
645   }
646 }
647 
648 static bool
649 testArchExtDependency(const char *ArchExt,
650                       const std::initializer_list<const char *> &Expected) {
651   std::vector<StringRef> Features;
652 
653   if (!ARM::appendArchExtFeatures("", ARM::ArchKind::ARMV8_1MMainline, ArchExt,
654                                   Features))
655     return false;
656 
657   return llvm::all_of(Expected, [&](StringRef Ext) {
658     return llvm::is_contained(Features, Ext);
659   });
660 }
661 
662 TEST(TargetParserTest, ARMArchExtDependencies) {
663   EXPECT_TRUE(testArchExtDependency("mve", {"+mve", "+dsp"}));
664   EXPECT_TRUE(testArchExtDependency("mve.fp", {"+mve.fp", "+mve", "+dsp"}));
665   EXPECT_TRUE(testArchExtDependency("nodsp", {"-dsp", "-mve", "-mve.fp"}));
666   EXPECT_TRUE(testArchExtDependency("nomve", {"-mve", "-mve.fp"}));
667 }
668 
669 TEST(TargetParserTest, ARMparseHWDiv) {
670   const char *hwdiv[] = {"thumb", "arm", "arm,thumb", "thumb,arm"};
671 
672   for (unsigned i = 0; i < array_lengthof(hwdiv); i++)
673     EXPECT_NE(ARM::AEK_INVALID, ARM::parseHWDiv((StringRef)hwdiv[i]));
674 }
675 
676 TEST(TargetParserTest, ARMparseArchEndianAndISA) {
677   const char *Arch[] = {
678       "v2",   "v2a",    "v3",    "v3m",    "v4",    "v4t",    "v5",    "v5t",
679       "v5e",  "v5te",   "v5tej", "v6",     "v6j",   "v6k",    "v6hl",  "v6t2",
680       "v6kz", "v6z",    "v6zk",  "v6-m",   "v6m",   "v6sm",   "v6s-m", "v7-a",
681       "v7",   "v7a",    "v7ve",  "v7hl",   "v7l",   "v7-r",   "v7r",   "v7-m",
682       "v7m",  "v7k",    "v7s",   "v7e-m",  "v7em",  "v8-a",   "v8",    "v8a",
683       "v8l",  "v8.1-a", "v8.1a", "v8.2-a", "v8.2a", "v8.3-a", "v8.3a", "v8.4-a",
684       "v8.4a", "v8.5-a","v8.5a", "v8.6-a", "v8.6a", "v8-r",   "v8m.base", "v8m.main", "v8.1m.main"
685   };
686 
687   for (unsigned i = 0; i < array_lengthof(Arch); i++) {
688     std::string arm_1 = "armeb" + (std::string)(Arch[i]);
689     std::string arm_2 = "arm" + (std::string)(Arch[i]) + "eb";
690     std::string arm_3 = "arm" + (std::string)(Arch[i]);
691     std::string thumb_1 = "thumbeb" + (std::string)(Arch[i]);
692     std::string thumb_2 = "thumb" + (std::string)(Arch[i]) + "eb";
693     std::string thumb_3 = "thumb" + (std::string)(Arch[i]);
694 
695     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_1));
696     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_2));
697     EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(arm_3));
698 
699     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_1));
700     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_2));
701     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_3));
702     if (i >= 4) {
703       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_1));
704       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_2));
705       EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(thumb_3));
706 
707       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_1));
708       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_2));
709       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_3));
710     }
711   }
712 
713   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("aarch64"));
714   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("arm64_32"));
715   EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian("aarch64_be"));
716 
717   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64"));
718   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_be"));
719   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64"));
720   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_be"));
721   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_32"));
722   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_32"));
723 }
724 
725 TEST(TargetParserTest, ARMparseArchProfile) {
726   for (unsigned i = 0; i < array_lengthof(ARMArch); i++) {
727     switch (ARM::parseArch(ARMArch[i])) {
728     case ARM::ArchKind::ARMV6M:
729     case ARM::ArchKind::ARMV7M:
730     case ARM::ArchKind::ARMV7EM:
731     case ARM::ArchKind::ARMV8MMainline:
732     case ARM::ArchKind::ARMV8MBaseline:
733     case ARM::ArchKind::ARMV8_1MMainline:
734       EXPECT_EQ(ARM::ProfileKind::M, ARM::parseArchProfile(ARMArch[i]));
735       break;
736     case ARM::ArchKind::ARMV7R:
737     case ARM::ArchKind::ARMV8R:
738       EXPECT_EQ(ARM::ProfileKind::R, ARM::parseArchProfile(ARMArch[i]));
739       break;
740     case ARM::ArchKind::ARMV7A:
741     case ARM::ArchKind::ARMV7VE:
742     case ARM::ArchKind::ARMV7K:
743     case ARM::ArchKind::ARMV8A:
744     case ARM::ArchKind::ARMV8_1A:
745     case ARM::ArchKind::ARMV8_2A:
746     case ARM::ArchKind::ARMV8_3A:
747     case ARM::ArchKind::ARMV8_4A:
748     case ARM::ArchKind::ARMV8_5A:
749     case ARM::ArchKind::ARMV8_6A:
750       EXPECT_EQ(ARM::ProfileKind::A, ARM::parseArchProfile(ARMArch[i]));
751       break;
752     default:
753       EXPECT_EQ(ARM::ProfileKind::INVALID, ARM::parseArchProfile(ARMArch[i]));
754       break;
755     }
756   }
757 }
758 
759 TEST(TargetParserTest, ARMparseArchVersion) {
760   for (unsigned i = 0; i < array_lengthof(ARMArch); i++)
761     if (((std::string)ARMArch[i]).substr(0, 4) == "armv")
762       EXPECT_EQ((ARMArch[i][4] - 48u), ARM::parseArchVersion(ARMArch[i]));
763     else
764       EXPECT_EQ(5u, ARM::parseArchVersion(ARMArch[i]));
765 }
766 
767 bool testAArch64CPU(StringRef CPUName, StringRef ExpectedArch,
768                     StringRef ExpectedFPU, unsigned ExpectedFlags,
769                     StringRef CPUAttr) {
770   AArch64::ArchKind AK = AArch64::parseCPUArch(CPUName);
771   bool pass = AArch64::getArchName(AK).equals(ExpectedArch);
772 
773   unsigned ExtKind = AArch64::getDefaultExtensions(CPUName, AK);
774   if (ExtKind > 1 && (ExtKind & AArch64::AEK_NONE))
775     pass &= ((ExtKind ^ AArch64::AEK_NONE) == ExpectedFlags);
776   else
777     pass &= (ExtKind == ExpectedFlags);
778 
779   pass &= AArch64::getCPUAttr(AK).equals(CPUAttr);
780 
781   return pass;
782 }
783 
784 TEST(TargetParserTest, testAArch64CPU) {
785   EXPECT_TRUE(testAArch64CPU(
786       "invalid", "invalid", "invalid",
787       AArch64::AEK_NONE, ""));
788   EXPECT_TRUE(testAArch64CPU(
789       "generic", "invalid", "none",
790       AArch64::AEK_NONE, ""));
791 
792   EXPECT_TRUE(testAArch64CPU(
793       "cortex-a34", "armv8-a", "crypto-neon-fp-armv8",
794       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
795       AArch64::AEK_SIMD, "8-A"));
796   EXPECT_TRUE(testAArch64CPU(
797       "cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
798       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
799       AArch64::AEK_SIMD, "8-A"));
800   EXPECT_TRUE(testAArch64CPU(
801       "cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
802       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
803       AArch64::AEK_SIMD, "8-A"));
804   EXPECT_TRUE(testAArch64CPU(
805       "cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
806       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
807       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
808       AArch64::AEK_RDM | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
809       AArch64::AEK_RCPC, "8.2-A"));
810   EXPECT_TRUE(testAArch64CPU(
811       "cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
812       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
813       AArch64::AEK_SIMD, "8-A"));
814   EXPECT_TRUE(testAArch64CPU(
815       "cortex-a65", "armv8.2-a", "crypto-neon-fp-armv8",
816       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_DOTPROD |
817       AArch64::AEK_FP | AArch64::AEK_FP16 | AArch64::AEK_LSE |
818       AArch64::AEK_RAS | AArch64::AEK_RCPC | AArch64::AEK_RDM |
819       AArch64::AEK_SIMD | AArch64::AEK_SSBS,
820       "8.2-A"));
821   EXPECT_TRUE(testAArch64CPU(
822       "cortex-a65ae", "armv8.2-a", "crypto-neon-fp-armv8",
823       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_DOTPROD |
824       AArch64::AEK_FP | AArch64::AEK_FP16 | AArch64::AEK_LSE |
825       AArch64::AEK_RAS | AArch64::AEK_RCPC | AArch64::AEK_RDM |
826       AArch64::AEK_SIMD | AArch64::AEK_SSBS,
827       "8.2-A"));
828   EXPECT_TRUE(testAArch64CPU(
829       "cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
830       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
831       AArch64::AEK_SIMD, "8-A"));
832   EXPECT_TRUE(testAArch64CPU(
833       "cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
834       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
835       AArch64::AEK_SIMD, "8-A"));
836   EXPECT_TRUE(testAArch64CPU(
837       "cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
838       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
839       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
840       AArch64::AEK_RDM | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
841       AArch64::AEK_RCPC, "8.2-A"));
842   EXPECT_TRUE(testAArch64CPU(
843       "cortex-a76", "armv8.2-a", "crypto-neon-fp-armv8",
844       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
845       AArch64::AEK_RDM | AArch64::AEK_SIMD | AArch64::AEK_RAS |
846       AArch64::AEK_LSE | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
847       AArch64::AEK_RCPC| AArch64::AEK_SSBS, "8.2-A"));
848   EXPECT_TRUE(testAArch64CPU(
849       "cortex-a76ae", "armv8.2-a", "crypto-neon-fp-armv8",
850       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
851       AArch64::AEK_RDM | AArch64::AEK_SIMD | AArch64::AEK_RAS |
852       AArch64::AEK_LSE | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
853       AArch64::AEK_RCPC| AArch64::AEK_SSBS, "8.2-A"));
854   EXPECT_TRUE(testAArch64CPU(
855       "cyclone", "armv8-a", "crypto-neon-fp-armv8",
856       AArch64::AEK_CRYPTO | AArch64::AEK_FP | AArch64::AEK_SIMD, "8-A"));
857   EXPECT_TRUE(testAArch64CPU(
858       "apple-a7", "armv8-a", "crypto-neon-fp-armv8",
859       AArch64::AEK_CRYPTO | AArch64::AEK_FP | AArch64::AEK_SIMD, "8-A"));
860   EXPECT_TRUE(testAArch64CPU(
861       "apple-a8", "armv8-a", "crypto-neon-fp-armv8",
862       AArch64::AEK_CRYPTO | AArch64::AEK_FP | AArch64::AEK_SIMD, "8-A"));
863   EXPECT_TRUE(testAArch64CPU(
864       "apple-a9", "armv8-a", "crypto-neon-fp-armv8",
865       AArch64::AEK_CRYPTO | AArch64::AEK_FP | AArch64::AEK_SIMD, "8-A"));
866   EXPECT_TRUE(testAArch64CPU("apple-a10", "armv8-a", "crypto-neon-fp-armv8",
867                              AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
868                                  AArch64::AEK_FP | AArch64::AEK_RDM |
869                                  AArch64::AEK_SIMD,
870                              "8-A"));
871   EXPECT_TRUE(testAArch64CPU("apple-a11", "armv8.2-a", "crypto-neon-fp-armv8",
872                              AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
873                                  AArch64::AEK_FP | AArch64::AEK_LSE |
874                                  AArch64::AEK_RAS | AArch64::AEK_RDM |
875                                  AArch64::AEK_SIMD,
876                              "8.2-A"));
877   EXPECT_TRUE(testAArch64CPU(
878       "apple-a12", "armv8.3-a", "crypto-neon-fp-armv8",
879       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
880           AArch64::AEK_SIMD | AArch64::AEK_LSE | AArch64::AEK_RAS |
881           AArch64::AEK_RDM | AArch64::AEK_RCPC | AArch64::AEK_FP16,
882       "8.3-A"));
883   EXPECT_TRUE(testAArch64CPU(
884       "apple-a13", "armv8.4-a", "crypto-neon-fp-armv8",
885       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
886           AArch64::AEK_SIMD | AArch64::AEK_LSE | AArch64::AEK_RAS |
887           AArch64::AEK_RDM | AArch64::AEK_RCPC | AArch64::AEK_DOTPROD |
888           AArch64::AEK_FP16 | AArch64::AEK_FP16FML,
889       "8.4-A"));
890   EXPECT_TRUE(testAArch64CPU(
891       "apple-s4", "armv8.3-a", "crypto-neon-fp-armv8",
892       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
893           AArch64::AEK_SIMD | AArch64::AEK_LSE | AArch64::AEK_RAS |
894           AArch64::AEK_RDM | AArch64::AEK_RCPC | AArch64::AEK_FP16,
895       "8.3-A"));
896   EXPECT_TRUE(testAArch64CPU(
897       "apple-s5", "armv8.3-a", "crypto-neon-fp-armv8",
898       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
899           AArch64::AEK_SIMD | AArch64::AEK_LSE | AArch64::AEK_RAS |
900           AArch64::AEK_RDM | AArch64::AEK_RCPC | AArch64::AEK_FP16,
901       "8.3-A"));
902   EXPECT_TRUE(testAArch64CPU(
903       "exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
904       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
905       AArch64::AEK_SIMD, "8-A"));
906   EXPECT_TRUE(testAArch64CPU(
907       "exynos-m4", "armv8.2-a", "crypto-neon-fp-armv8",
908       AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
909       AArch64::AEK_DOTPROD | AArch64::AEK_FP | AArch64::AEK_FP16 |
910       AArch64::AEK_LSE | AArch64::AEK_RAS | AArch64::AEK_RDM |
911       AArch64::AEK_SIMD, "8.2-A"));
912   EXPECT_TRUE(testAArch64CPU(
913       "exynos-m5", "armv8.2-a", "crypto-neon-fp-armv8",
914       AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
915       AArch64::AEK_DOTPROD | AArch64::AEK_FP | AArch64::AEK_FP16 |
916       AArch64::AEK_LSE | AArch64::AEK_RAS | AArch64::AEK_RDM |
917       AArch64::AEK_SIMD, "8.2-A"));
918   EXPECT_TRUE(testAArch64CPU(
919       "falkor", "armv8-a", "crypto-neon-fp-armv8",
920       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
921       AArch64::AEK_SIMD | AArch64::AEK_RDM, "8-A"));
922   EXPECT_TRUE(testAArch64CPU(
923       "kryo", "armv8-a", "crypto-neon-fp-armv8",
924       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
925       AArch64::AEK_SIMD, "8-A"));
926   EXPECT_TRUE(testAArch64CPU(
927      "neoverse-e1", "armv8.2-a", "crypto-neon-fp-armv8",
928       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_DOTPROD |
929       AArch64::AEK_FP | AArch64::AEK_FP16 | AArch64::AEK_LSE |
930       AArch64::AEK_RAS | AArch64::AEK_RCPC | AArch64::AEK_RDM |
931       AArch64::AEK_SIMD | AArch64::AEK_SSBS,
932      "8.2-A"));
933   EXPECT_TRUE(testAArch64CPU(
934      "neoverse-n1", "armv8.2-a", "crypto-neon-fp-armv8",
935       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_DOTPROD |
936       AArch64::AEK_FP | AArch64::AEK_FP16 | AArch64::AEK_LSE |
937       AArch64::AEK_PROFILE | AArch64::AEK_RAS | AArch64::AEK_RCPC |
938       AArch64::AEK_RDM | AArch64::AEK_SIMD | AArch64::AEK_SSBS,
939      "8.2-A"));
940   EXPECT_TRUE(testAArch64CPU(
941       "thunderx2t99", "armv8.1-a", "crypto-neon-fp-armv8",
942       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_LSE |
943       AArch64::AEK_RDM | AArch64::AEK_FP | AArch64::AEK_SIMD, "8.1-A"));
944   EXPECT_TRUE(testAArch64CPU(
945       "thunderx", "armv8-a", "crypto-neon-fp-armv8",
946       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
947       AArch64::AEK_FP | AArch64::AEK_PROFILE,
948       "8-A"));
949   EXPECT_TRUE(testAArch64CPU(
950       "thunderxt81", "armv8-a", "crypto-neon-fp-armv8",
951       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
952       AArch64::AEK_FP | AArch64::AEK_PROFILE,
953       "8-A"));
954   EXPECT_TRUE(testAArch64CPU(
955       "thunderxt83", "armv8-a", "crypto-neon-fp-armv8",
956       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
957       AArch64::AEK_FP | AArch64::AEK_PROFILE,
958       "8-A"));
959   EXPECT_TRUE(testAArch64CPU(
960       "thunderxt88", "armv8-a", "crypto-neon-fp-armv8",
961       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
962       AArch64::AEK_FP | AArch64::AEK_PROFILE,
963       "8-A"));
964   EXPECT_TRUE(testAArch64CPU(
965       "tsv110", "armv8.2-a", "crypto-neon-fp-armv8",
966       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
967       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
968       AArch64::AEK_RDM | AArch64::AEK_PROFILE | AArch64::AEK_FP16 |
969       AArch64::AEK_FP16FML | AArch64::AEK_DOTPROD,
970       "8.2-A"));
971   EXPECT_TRUE(testAArch64CPU(
972       "a64fx", "armv8.2-a", "crypto-neon-fp-armv8",
973       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
974       AArch64::AEK_SIMD | AArch64::AEK_FP16 | AArch64::AEK_RAS |
975       AArch64::AEK_LSE | AArch64::AEK_SVE | AArch64::AEK_RDM,
976       "8.2-A"));
977 }
978 
979 static constexpr unsigned NumAArch64CPUArchs = 37;
980 
981 TEST(TargetParserTest, testAArch64CPUArchList) {
982   SmallVector<StringRef, NumAArch64CPUArchs> List;
983   AArch64::fillValidCPUArchList(List);
984 
985   // No list exists for these in this test suite, so ensure all are
986   // valid, and match the expected 'magic' count.
987   EXPECT_EQ(List.size(), NumAArch64CPUArchs);
988   for(StringRef CPU : List) {
989     EXPECT_NE(AArch64::parseCPUArch(CPU), AArch64::ArchKind::INVALID);
990   }
991 }
992 
993 bool testAArch64Arch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
994                      unsigned ArchAttr) {
995   AArch64::ArchKind AK = AArch64::parseArch(Arch);
996   return (AK != AArch64::ArchKind::INVALID) &
997          AArch64::getDefaultCPU(Arch).equals(DefaultCPU) &
998          AArch64::getSubArch(AK).equals(SubArch) &
999          (AArch64::getArchAttr(AK) == ArchAttr);
1000 }
1001 
1002 TEST(TargetParserTest, testAArch64Arch) {
1003   EXPECT_TRUE(testAArch64Arch("armv8-a", "cortex-a53", "v8",
1004                               ARMBuildAttrs::CPUArch::v8_A));
1005   EXPECT_TRUE(testAArch64Arch("armv8.1-a", "generic", "v8.1a",
1006                               ARMBuildAttrs::CPUArch::v8_A));
1007   EXPECT_TRUE(testAArch64Arch("armv8.2-a", "generic", "v8.2a",
1008                               ARMBuildAttrs::CPUArch::v8_A));
1009   EXPECT_TRUE(testAArch64Arch("armv8.3-a", "generic", "v8.3a",
1010                               ARMBuildAttrs::CPUArch::v8_A));
1011   EXPECT_TRUE(testAArch64Arch("armv8.4-a", "generic", "v8.4a",
1012                               ARMBuildAttrs::CPUArch::v8_A));
1013   EXPECT_TRUE(testAArch64Arch("armv8.5-a", "generic", "v8.5a",
1014                               ARMBuildAttrs::CPUArch::v8_A));
1015   EXPECT_TRUE(testAArch64Arch("armv8.6-a", "generic", "v8.6a",
1016                               ARMBuildAttrs::CPUArch::v8_A));
1017 }
1018 
1019 bool testAArch64Extension(StringRef CPUName, AArch64::ArchKind AK,
1020                           StringRef ArchExt) {
1021   return AArch64::getDefaultExtensions(CPUName, AK) &
1022          AArch64::parseArchExt(ArchExt);
1023 }
1024 
1025 TEST(TargetParserTest, testAArch64Extension) {
1026   EXPECT_FALSE(testAArch64Extension("cortex-a34",
1027                                     AArch64::ArchKind::INVALID, "ras"));
1028   EXPECT_FALSE(testAArch64Extension("cortex-a35",
1029                                     AArch64::ArchKind::INVALID, "ras"));
1030   EXPECT_FALSE(testAArch64Extension("cortex-a53",
1031                                     AArch64::ArchKind::INVALID, "ras"));
1032   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1033                                     AArch64::ArchKind::INVALID, "ras"));
1034   EXPECT_FALSE(testAArch64Extension("cortex-a57",
1035                                     AArch64::ArchKind::INVALID, "ras"));
1036   EXPECT_FALSE(testAArch64Extension("cortex-a72",
1037                                     AArch64::ArchKind::INVALID, "ras"));
1038   EXPECT_FALSE(testAArch64Extension("cortex-a73",
1039                                     AArch64::ArchKind::INVALID, "ras"));
1040   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1041                                     AArch64::ArchKind::INVALID, "ras"));
1042   EXPECT_FALSE(testAArch64Extension("cyclone",
1043                                     AArch64::ArchKind::INVALID, "ras"));
1044   EXPECT_FALSE(testAArch64Extension("exynos-m3",
1045                                     AArch64::ArchKind::INVALID, "ras"));
1046   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1047                                    AArch64::ArchKind::INVALID, "dotprod"));
1048   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1049                                    AArch64::ArchKind::INVALID, "fp16"));
1050   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1051                                    AArch64::ArchKind::INVALID, "lse"));
1052   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1053                                    AArch64::ArchKind::INVALID, "ras"));
1054   EXPECT_TRUE(testAArch64Extension("exynos-m4",
1055                                    AArch64::ArchKind::INVALID, "rdm"));
1056   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1057                                    AArch64::ArchKind::INVALID, "dotprod"));
1058   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1059                                    AArch64::ArchKind::INVALID, "fp16"));
1060   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1061                                    AArch64::ArchKind::INVALID, "lse"));
1062   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1063                                    AArch64::ArchKind::INVALID, "ras"));
1064   EXPECT_TRUE(testAArch64Extension("exynos-m5",
1065                                    AArch64::ArchKind::INVALID, "rdm"));
1066   EXPECT_TRUE(testAArch64Extension("falkor",
1067                                    AArch64::ArchKind::INVALID, "rdm"));
1068   EXPECT_FALSE(testAArch64Extension("kryo",
1069                                     AArch64::ArchKind::INVALID, "ras"));
1070   EXPECT_TRUE(testAArch64Extension("saphira",
1071                                     AArch64::ArchKind::INVALID, "crc"));
1072   EXPECT_TRUE(testAArch64Extension("saphira",
1073                                     AArch64::ArchKind::INVALID, "lse"));
1074   EXPECT_TRUE(testAArch64Extension("saphira",
1075                                    AArch64::ArchKind::INVALID, "rdm"));
1076   EXPECT_TRUE(testAArch64Extension("saphira",
1077                                    AArch64::ArchKind::INVALID, "ras"));
1078   EXPECT_TRUE(testAArch64Extension("saphira",
1079                                    AArch64::ArchKind::INVALID, "rcpc"));
1080   EXPECT_TRUE(testAArch64Extension("saphira",
1081                                    AArch64::ArchKind::INVALID, "profile"));
1082   EXPECT_FALSE(testAArch64Extension("saphira",
1083                                     AArch64::ArchKind::INVALID, "fp16"));
1084   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1085                                     AArch64::ArchKind::INVALID, "fp16"));
1086   EXPECT_FALSE(testAArch64Extension("cortex-a55",
1087                                     AArch64::ArchKind::INVALID, "fp16fml"));
1088   EXPECT_TRUE(testAArch64Extension("cortex-a55",
1089                                     AArch64::ArchKind::INVALID, "dotprod"));
1090   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1091                                     AArch64::ArchKind::INVALID, "fp16"));
1092   EXPECT_FALSE(testAArch64Extension("cortex-a75",
1093                                     AArch64::ArchKind::INVALID, "fp16fml"));
1094   EXPECT_TRUE(testAArch64Extension("cortex-a75",
1095                                     AArch64::ArchKind::INVALID, "dotprod"));
1096   EXPECT_FALSE(testAArch64Extension("thunderx2t99",
1097                                     AArch64::ArchKind::INVALID, "ras"));
1098   EXPECT_FALSE(testAArch64Extension("thunderx",
1099                                     AArch64::ArchKind::INVALID, "lse"));
1100   EXPECT_FALSE(testAArch64Extension("thunderxt81",
1101                                     AArch64::ArchKind::INVALID, "lse"));
1102   EXPECT_FALSE(testAArch64Extension("thunderxt83",
1103                                     AArch64::ArchKind::INVALID, "lse"));
1104   EXPECT_FALSE(testAArch64Extension("thunderxt88",
1105                                     AArch64::ArchKind::INVALID, "lse"));
1106   EXPECT_TRUE(testAArch64Extension("tsv110",
1107                                    AArch64::ArchKind::INVALID, "crypto"));
1108   EXPECT_FALSE(testAArch64Extension("tsv110",
1109                                     AArch64::ArchKind::INVALID, "sha3"));
1110   EXPECT_FALSE(testAArch64Extension("tsv110",
1111                                     AArch64::ArchKind::INVALID, "sm4"));
1112   EXPECT_TRUE(testAArch64Extension("tsv110",
1113                                    AArch64::ArchKind::INVALID, "ras"));
1114   EXPECT_TRUE(testAArch64Extension("tsv110",
1115                                    AArch64::ArchKind::INVALID, "profile"));
1116   EXPECT_TRUE(testAArch64Extension("tsv110",
1117                                    AArch64::ArchKind::INVALID, "fp16"));
1118   EXPECT_TRUE(testAArch64Extension("tsv110",
1119                                    AArch64::ArchKind::INVALID, "fp16fml"));
1120   EXPECT_TRUE(testAArch64Extension("tsv110",
1121                                    AArch64::ArchKind::INVALID, "dotprod"));
1122   EXPECT_TRUE(testAArch64Extension("a64fx",
1123                                    AArch64::ArchKind::INVALID, "fp16"));
1124   EXPECT_TRUE(testAArch64Extension("a64fx",
1125                                    AArch64::ArchKind::INVALID, "sve"));
1126   EXPECT_FALSE(testAArch64Extension("a64fx",
1127                                    AArch64::ArchKind::INVALID, "sve2"));
1128 
1129   EXPECT_FALSE(testAArch64Extension(
1130       "generic", AArch64::ArchKind::ARMV8A, "ras"));
1131   EXPECT_FALSE(testAArch64Extension(
1132       "generic", AArch64::ArchKind::ARMV8_1A, "ras"));
1133   EXPECT_FALSE(testAArch64Extension(
1134       "generic", AArch64::ArchKind::ARMV8_2A, "profile"));
1135   EXPECT_FALSE(testAArch64Extension(
1136       "generic", AArch64::ArchKind::ARMV8_2A, "fp16"));
1137   EXPECT_FALSE(testAArch64Extension(
1138       "generic", AArch64::ArchKind::ARMV8_2A, "fp16fml"));
1139   EXPECT_FALSE(testAArch64Extension(
1140       "generic", AArch64::ArchKind::ARMV8_3A, "fp16"));
1141   EXPECT_FALSE(testAArch64Extension(
1142       "generic", AArch64::ArchKind::ARMV8_3A, "fp16fml"));
1143   EXPECT_FALSE(testAArch64Extension(
1144       "generic", AArch64::ArchKind::ARMV8_4A, "fp16"));
1145   EXPECT_FALSE(testAArch64Extension(
1146       "generic", AArch64::ArchKind::ARMV8_4A, "fp16fml"));
1147 }
1148 
1149 TEST(TargetParserTest, AArch64ExtensionFeatures) {
1150   std::vector<unsigned> Extensions = {
1151     AArch64::AEK_CRC,      AArch64::AEK_CRYPTO,
1152     AArch64::AEK_FP,       AArch64::AEK_SIMD,
1153     AArch64::AEK_FP16,     AArch64::AEK_PROFILE,
1154     AArch64::AEK_RAS,      AArch64::AEK_LSE,
1155     AArch64::AEK_RDM,      AArch64::AEK_DOTPROD,
1156     AArch64::AEK_SVE,      AArch64::AEK_SVE2,
1157     AArch64::AEK_SVE2AES,  AArch64::AEK_SVE2SM4,
1158     AArch64::AEK_SVE2SHA3, AArch64::AEK_SVE2BITPERM,
1159     AArch64::AEK_RCPC,     AArch64::AEK_FP16FML };
1160 
1161   std::vector<StringRef> Features;
1162 
1163   unsigned ExtVal = 0;
1164   for (auto Ext : Extensions)
1165     ExtVal |= Ext;
1166 
1167   EXPECT_FALSE(AArch64::getExtensionFeatures(AArch64::AEK_INVALID, Features));
1168   EXPECT_TRUE(!Features.size());
1169 
1170   AArch64::getExtensionFeatures(ExtVal, Features);
1171   EXPECT_TRUE(Extensions.size() == Features.size());
1172 
1173   auto B = std::begin(Features);
1174   auto E = std::end(Features);
1175 
1176   EXPECT_TRUE(std::find(B, E, "+crc") != E);
1177   EXPECT_TRUE(std::find(B, E, "+crypto") != E);
1178   EXPECT_TRUE(std::find(B, E, "+fp-armv8") != E);
1179   EXPECT_TRUE(std::find(B, E, "+neon") != E);
1180   EXPECT_TRUE(std::find(B, E, "+fullfp16") != E);
1181   EXPECT_TRUE(std::find(B, E, "+spe") != E);
1182   EXPECT_TRUE(std::find(B, E, "+ras") != E);
1183   EXPECT_TRUE(std::find(B, E, "+lse") != E);
1184   EXPECT_TRUE(std::find(B, E, "+rdm") != E);
1185   EXPECT_TRUE(std::find(B, E, "+dotprod") != E);
1186   EXPECT_TRUE(std::find(B, E, "+rcpc") != E);
1187   EXPECT_TRUE(std::find(B, E, "+fp16fml") != E);
1188   EXPECT_TRUE(std::find(B, E, "+sve") != E);
1189   EXPECT_TRUE(std::find(B, E, "+sve2") != E);
1190   EXPECT_TRUE(std::find(B, E, "+sve2-aes") != E);
1191   EXPECT_TRUE(std::find(B, E, "+sve2-sm4") != E);
1192   EXPECT_TRUE(std::find(B, E, "+sve2-sha3") != E);
1193   EXPECT_TRUE(std::find(B, E, "+sve2-bitperm") != E);
1194 }
1195 
1196 TEST(TargetParserTest, AArch64ArchFeatures) {
1197   std::vector<StringRef> Features;
1198 
1199   for (auto AK : AArch64::ArchKinds)
1200     EXPECT_TRUE((AK == AArch64::ArchKind::INVALID)
1201                     ? !AArch64::getArchFeatures(AK, Features)
1202                     : AArch64::getArchFeatures(AK, Features));
1203 }
1204 
1205 TEST(TargetParserTest, AArch64ArchExtFeature) {
1206   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
1207                               {"crypto", "nocrypto", "+crypto", "-crypto"},
1208                               {"fp", "nofp", "+fp-armv8", "-fp-armv8"},
1209                               {"simd", "nosimd", "+neon", "-neon"},
1210                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
1211                               {"fp16fml", "nofp16fml", "+fp16fml", "-fp16fml"},
1212                               {"profile", "noprofile", "+spe", "-spe"},
1213                               {"ras", "noras", "+ras", "-ras"},
1214                               {"lse", "nolse", "+lse", "-lse"},
1215                               {"rdm", "nordm", "+rdm", "-rdm"},
1216                               {"sve", "nosve", "+sve", "-sve"},
1217                               {"sve2", "nosve2", "+sve2", "-sve2"},
1218                               {"sve2-aes", "nosve2-aes", "+sve2-aes",
1219                                "-sve2-aes"},
1220                               {"sve2-sm4", "nosve2-sm4", "+sve2-sm4",
1221                                "-sve2-sm4"},
1222                               {"sve2-sha3", "nosve2-sha3", "+sve2-sha3",
1223                                "-sve2-sha3"},
1224                               {"sve2-bitperm", "nosve2-bitperm",
1225                                "+sve2-bitperm", "-sve2-bitperm"},
1226                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
1227                               {"rcpc", "norcpc", "+rcpc", "-rcpc" },
1228                               {"rng", "norng", "+rand", "-rand"},
1229                               {"memtag", "nomemtag", "+mte", "-mte"},
1230                               {"tme", "notme", "+tme", "-tme"},
1231                               {"ssbs", "nossbs", "+ssbs", "-ssbs"},
1232                               {"sb", "nosb", "+sb", "-sb"},
1233                               {"predres", "nopredres", "+predres", "-predres"}
1234 };
1235 
1236   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
1237     EXPECT_EQ(StringRef(ArchExt[i][2]),
1238               AArch64::getArchExtFeature(ArchExt[i][0]));
1239     EXPECT_EQ(StringRef(ArchExt[i][3]),
1240               AArch64::getArchExtFeature(ArchExt[i][1]));
1241   }
1242 }
1243 }
1244