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-r",     "armv8r",      "armv8-m.base", "armv8m.base",
30     "armv8-m.main", "armv8m.main", "iwmmxt",      "iwmmxt2",      "xscale"
31 };
32 
33 bool testARMCPU(StringRef CPUName, StringRef ExpectedArch,
34                 StringRef ExpectedFPU, unsigned ExpectedFlags,
35                 StringRef CPUAttr) {
36   ARM::ArchKind AK = ARM::parseCPUArch(CPUName);
37   bool pass = ARM::getArchName(AK).equals(ExpectedArch);
38   unsigned FPUKind = ARM::getDefaultFPU(CPUName, AK);
39   pass &= ARM::getFPUName(FPUKind).equals(ExpectedFPU);
40 
41   unsigned ExtKind = ARM::getDefaultExtensions(CPUName, AK);
42   if (ExtKind > 1 && (ExtKind & ARM::AEK_NONE))
43     pass &= ((ExtKind ^ ARM::AEK_NONE) == ExpectedFlags);
44   else
45     pass &= (ExtKind == ExpectedFlags);
46 
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("cyclone", "armv8-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,
251                          "8-A"));
252   EXPECT_TRUE(testARMCPU("exynos-m1", "armv8-a", "crypto-neon-fp-armv8",
253                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
254                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
255                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
256                          "8-A"));
257   EXPECT_TRUE(testARMCPU("exynos-m2", "armv8-a", "crypto-neon-fp-armv8",
258                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
259                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
260                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
261                          "8-A"));
262   EXPECT_TRUE(testARMCPU("exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
263                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
264                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
265                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
266                          "8-A"));
267   EXPECT_TRUE(testARMCPU("exynos-m4", "armv8.2-a", "crypto-neon-fp-armv8",
268                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
269                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
270                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_DOTPROD |
271                          ARM::AEK_FP16 | ARM::AEK_RAS,
272                          "8.2-A"));
273   EXPECT_TRUE(testARMCPU("cortex-m23", "armv8-m.base", "none",
274                          ARM::AEK_HWDIVTHUMB, "8-M.Baseline"));
275   EXPECT_TRUE(testARMCPU("cortex-m33", "armv8-m.main", "fpv5-sp-d16",
276                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"));
277   EXPECT_TRUE(testARMCPU("iwmmxt", "iwmmxt", "none",
278                          ARM::AEK_NONE, "iwmmxt"));
279   EXPECT_TRUE(testARMCPU("xscale", "xscale", "none",
280                          ARM::AEK_NONE, "xscale"));
281   EXPECT_TRUE(testARMCPU("swift", "armv7s", "neon-vfpv4",
282                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
283                          "7-S"));
284 }
285 
286 static constexpr unsigned NumARMCPUArchs = 82;
287 
288 TEST(TargetParserTest, testARMCPUArchList) {
289   SmallVector<StringRef, NumARMCPUArchs> List;
290   ARM::fillValidCPUArchList(List);
291 
292   // No list exists for these in this test suite, so ensure all are
293   // valid, and match the expected 'magic' count.
294   EXPECT_EQ(List.size(), NumARMCPUArchs);
295   for(StringRef CPU : List) {
296     EXPECT_NE(ARM::parseCPUArch(CPU), ARM::ArchKind::INVALID);
297   }
298 }
299 
300 TEST(TargetParserTest, testInvalidARMArch) {
301   auto InvalidArchStrings = {"armv", "armv99", "noarm"};
302   for (const char* InvalidArch : InvalidArchStrings)
303     EXPECT_EQ(ARM::parseArch(InvalidArch), ARM::ArchKind::INVALID);
304 }
305 
306 bool testARMArch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
307                  unsigned ArchAttr) {
308   ARM::ArchKind AK = ARM::parseArch(Arch);
309   return (AK!= ARM::ArchKind::INVALID) &
310          ARM::getDefaultCPU(Arch).equals(DefaultCPU) &
311          ARM::getSubArch(AK).equals(SubArch) &
312          (ARM::getArchAttr(AK) == ArchAttr);
313 }
314 
315 TEST(TargetParserTest, testARMArch) {
316   EXPECT_TRUE(
317       testARMArch("armv2", "arm2", "v2",
318                           ARMBuildAttrs::CPUArch::Pre_v4));
319   EXPECT_TRUE(
320       testARMArch("armv2a", "arm3", "v2a",
321                           ARMBuildAttrs::CPUArch::Pre_v4));
322   EXPECT_TRUE(
323       testARMArch("armv3", "arm6", "v3",
324                           ARMBuildAttrs::CPUArch::Pre_v4));
325   EXPECT_TRUE(
326       testARMArch("armv3m", "arm7m", "v3m",
327                           ARMBuildAttrs::CPUArch::Pre_v4));
328   EXPECT_TRUE(
329       testARMArch("armv4", "strongarm", "v4",
330                           ARMBuildAttrs::CPUArch::v4));
331   EXPECT_TRUE(
332       testARMArch("armv4t", "arm7tdmi", "v4t",
333                           ARMBuildAttrs::CPUArch::v4T));
334   EXPECT_TRUE(
335       testARMArch("armv5t", "arm10tdmi", "v5",
336                           ARMBuildAttrs::CPUArch::v5T));
337   EXPECT_TRUE(
338       testARMArch("armv5te", "arm1022e", "v5e",
339                           ARMBuildAttrs::CPUArch::v5TE));
340   EXPECT_TRUE(
341       testARMArch("armv5tej", "arm926ej-s", "v5e",
342                           ARMBuildAttrs::CPUArch::v5TEJ));
343   EXPECT_TRUE(
344       testARMArch("armv6", "arm1136jf-s", "v6",
345                           ARMBuildAttrs::CPUArch::v6));
346   EXPECT_TRUE(
347       testARMArch("armv6k", "mpcore", "v6k",
348                           ARMBuildAttrs::CPUArch::v6K));
349   EXPECT_TRUE(
350       testARMArch("armv6t2", "arm1156t2-s", "v6t2",
351                           ARMBuildAttrs::CPUArch::v6T2));
352   EXPECT_TRUE(
353       testARMArch("armv6kz", "arm1176jzf-s", "v6kz",
354                           ARMBuildAttrs::CPUArch::v6KZ));
355   EXPECT_TRUE(
356       testARMArch("armv6-m", "cortex-m0", "v6m",
357                           ARMBuildAttrs::CPUArch::v6_M));
358   EXPECT_TRUE(
359       testARMArch("armv7-a", "generic", "v7",
360                           ARMBuildAttrs::CPUArch::v7));
361   EXPECT_TRUE(
362       testARMArch("armv7ve", "generic", "v7ve",
363                           ARMBuildAttrs::CPUArch::v7));
364   EXPECT_TRUE(
365       testARMArch("armv7-r", "cortex-r4", "v7r",
366                           ARMBuildAttrs::CPUArch::v7));
367   EXPECT_TRUE(
368       testARMArch("armv7-m", "cortex-m3", "v7m",
369                           ARMBuildAttrs::CPUArch::v7));
370   EXPECT_TRUE(
371       testARMArch("armv7e-m", "cortex-m4", "v7em",
372                           ARMBuildAttrs::CPUArch::v7E_M));
373   EXPECT_TRUE(
374       testARMArch("armv8-a", "generic", "v8",
375                           ARMBuildAttrs::CPUArch::v8_A));
376   EXPECT_TRUE(
377       testARMArch("armv8.1-a", "generic", "v8.1a",
378                           ARMBuildAttrs::CPUArch::v8_A));
379   EXPECT_TRUE(
380       testARMArch("armv8.2-a", "generic", "v8.2a",
381                           ARMBuildAttrs::CPUArch::v8_A));
382   EXPECT_TRUE(
383       testARMArch("armv8.3-a", "generic", "v8.3a",
384                           ARMBuildAttrs::CPUArch::v8_A));
385   EXPECT_TRUE(
386       testARMArch("armv8.4-a", "generic", "v8.4a",
387                           ARMBuildAttrs::CPUArch::v8_A));
388   EXPECT_TRUE(
389       testARMArch("armv8.5-a", "generic", "v8.5a",
390                           ARMBuildAttrs::CPUArch::v8_A));
391   EXPECT_TRUE(
392       testARMArch("armv8-r", "cortex-r52", "v8r",
393                           ARMBuildAttrs::CPUArch::v8_R));
394   EXPECT_TRUE(
395       testARMArch("armv8-m.base", "generic", "v8m.base",
396                           ARMBuildAttrs::CPUArch::v8_M_Base));
397   EXPECT_TRUE(
398       testARMArch("armv8-m.main", "generic", "v8m.main",
399                           ARMBuildAttrs::CPUArch::v8_M_Main));
400   EXPECT_TRUE(
401       testARMArch("iwmmxt", "iwmmxt", "",
402                           ARMBuildAttrs::CPUArch::v5TE));
403   EXPECT_TRUE(
404       testARMArch("iwmmxt2", "generic", "",
405                           ARMBuildAttrs::CPUArch::v5TE));
406   EXPECT_TRUE(
407       testARMArch("xscale", "xscale", "v5e",
408                           ARMBuildAttrs::CPUArch::v5TE));
409   EXPECT_TRUE(
410       testARMArch("armv7s", "swift", "v7s",
411                           ARMBuildAttrs::CPUArch::v7));
412   EXPECT_TRUE(
413       testARMArch("armv7k", "generic", "v7k",
414                           ARMBuildAttrs::CPUArch::v7));
415 }
416 
417 bool testARMExtension(StringRef CPUName,ARM::ArchKind ArchKind, StringRef ArchExt) {
418   return ARM::getDefaultExtensions(CPUName, ArchKind) &
419          ARM::parseArchExt(ArchExt);
420 }
421 
422 TEST(TargetParserTest, testARMExtension) {
423   EXPECT_FALSE(testARMExtension("arm2", ARM::ArchKind::INVALID, "thumb"));
424   EXPECT_FALSE(testARMExtension("arm3", ARM::ArchKind::INVALID, "thumb"));
425   EXPECT_FALSE(testARMExtension("arm6", ARM::ArchKind::INVALID, "thumb"));
426   EXPECT_FALSE(testARMExtension("arm7m", ARM::ArchKind::INVALID, "thumb"));
427   EXPECT_FALSE(testARMExtension("strongarm", ARM::ArchKind::INVALID, "dsp"));
428   EXPECT_FALSE(testARMExtension("arm7tdmi", ARM::ArchKind::INVALID, "dsp"));
429   EXPECT_FALSE(testARMExtension("arm10tdmi",
430                                 ARM::ArchKind::INVALID, "simd"));
431   EXPECT_FALSE(testARMExtension("arm1022e", ARM::ArchKind::INVALID, "simd"));
432   EXPECT_FALSE(testARMExtension("arm926ej-s",
433                                 ARM::ArchKind::INVALID, "simd"));
434   EXPECT_FALSE(testARMExtension("arm1136jf-s",
435                                 ARM::ArchKind::INVALID, "crypto"));
436   EXPECT_FALSE(testARMExtension("arm1176j-s",
437                                 ARM::ArchKind::INVALID, "crypto"));
438   EXPECT_FALSE(testARMExtension("arm1156t2-s",
439                                 ARM::ArchKind::INVALID, "crypto"));
440   EXPECT_FALSE(testARMExtension("arm1176jzf-s",
441                                 ARM::ArchKind::INVALID, "crypto"));
442   EXPECT_FALSE(testARMExtension("cortex-m0",
443                                 ARM::ArchKind::INVALID, "crypto"));
444   EXPECT_FALSE(testARMExtension("cortex-a8",
445                                 ARM::ArchKind::INVALID, "crypto"));
446   EXPECT_FALSE(testARMExtension("cortex-r4",
447                                 ARM::ArchKind::INVALID, "crypto"));
448   EXPECT_FALSE(testARMExtension("cortex-m3",
449                                 ARM::ArchKind::INVALID, "crypto"));
450   EXPECT_FALSE(testARMExtension("cortex-a53",
451                                 ARM::ArchKind::INVALID, "ras"));
452   EXPECT_FALSE(testARMExtension("cortex-a53",
453                                 ARM::ArchKind::INVALID, "fp16"));
454   EXPECT_TRUE(testARMExtension("cortex-a55",
455                                 ARM::ArchKind::INVALID, "fp16"));
456   EXPECT_FALSE(testARMExtension("cortex-a55",
457                                 ARM::ArchKind::INVALID, "fp16fml"));
458   EXPECT_TRUE(testARMExtension("cortex-a75",
459                                 ARM::ArchKind::INVALID, "fp16"));
460   EXPECT_FALSE(testARMExtension("cortex-a75",
461                                 ARM::ArchKind::INVALID, "fp16fml"));
462   EXPECT_FALSE(testARMExtension("cortex-r52",
463                                 ARM::ArchKind::INVALID, "ras"));
464   EXPECT_FALSE(testARMExtension("iwmmxt", ARM::ArchKind::INVALID, "crc"));
465   EXPECT_FALSE(testARMExtension("xscale", ARM::ArchKind::INVALID, "crc"));
466   EXPECT_FALSE(testARMExtension("swift", ARM::ArchKind::INVALID, "crc"));
467 
468   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2, "thumb"));
469   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2A, "thumb"));
470   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3, "thumb"));
471   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3M, "thumb"));
472   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4, "dsp"));
473   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4T, "dsp"));
474   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5T, "simd"));
475   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TE, "simd"));
476   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TEJ, "simd"));
477   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6, "crypto"));
478   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6K, "crypto"));
479   EXPECT_FALSE(testARMExtension("generic",
480                                 ARM::ArchKind::ARMV6T2, "crypto"));
481   EXPECT_FALSE(testARMExtension("generic",
482                                 ARM::ArchKind::ARMV6KZ, "crypto"));
483   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6M, "crypto"));
484   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7A, "crypto"));
485   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7R, "crypto"));
486   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7M, "crypto"));
487   EXPECT_FALSE(testARMExtension("generic",
488                                 ARM::ArchKind::ARMV7EM, "crypto"));
489   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8A, "ras"));
490   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_1A, "ras"));
491   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "profile"));
492   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "fp16"));
493   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "fp16fml"));
494   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_3A, "fp16"));
495   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_3A, "fp16fml"));
496   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_4A, "fp16"));
497   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_4A, "fp16fml"));
498   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8R, "ras"));
499   EXPECT_FALSE(testARMExtension("generic",
500                                 ARM::ArchKind::ARMV8MBaseline, "crc"));
501   EXPECT_FALSE(testARMExtension("generic",
502                                 ARM::ArchKind::ARMV8MMainline, "crc"));
503   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT, "crc"));
504   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT2, "crc"));
505   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::XSCALE, "crc"));
506   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7S, "crypto"));
507   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7K, "crypto"));
508 }
509 
510 TEST(TargetParserTest, ARMFPUVersion) {
511   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
512        FK <= ARM::FPUKind::FK_LAST;
513        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
514     if (FK == ARM::FK_LAST || ARM::getFPUName(FK) == "invalid" ||
515         ARM::getFPUName(FK) == "none" || ARM::getFPUName(FK) == "softvfp")
516       EXPECT_EQ(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
517     else
518       EXPECT_NE(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
519 }
520 
521 TEST(TargetParserTest, ARMFPUNeonSupportLevel) {
522   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
523        FK <= ARM::FPUKind::FK_LAST;
524        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
525     if (FK == ARM::FK_LAST ||
526         ARM::getFPUName(FK).find("neon") == std::string::npos)
527       EXPECT_EQ(ARM::NeonSupportLevel::None,
528                  ARM::getFPUNeonSupportLevel(FK));
529     else
530       EXPECT_NE(ARM::NeonSupportLevel::None,
531                 ARM::getFPUNeonSupportLevel(FK));
532 }
533 
534 TEST(TargetParserTest, ARMFPURestriction) {
535   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
536        FK <= ARM::FPUKind::FK_LAST;
537        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1)) {
538     if (FK == ARM::FK_LAST ||
539         (ARM::getFPUName(FK).find("d16") == std::string::npos &&
540          ARM::getFPUName(FK).find("vfpv3xd") == std::string::npos))
541       EXPECT_EQ(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
542     else
543       EXPECT_NE(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
544   }
545 }
546 
547 TEST(TargetParserTest, ARMExtensionFeatures) {
548   std::vector<StringRef> Features;
549   unsigned Extensions = ARM::AEK_CRC | ARM::AEK_CRYPTO | ARM::AEK_DSP |
550                         ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_MP |
551                         ARM::AEK_SEC | ARM::AEK_VIRT | ARM::AEK_RAS | ARM::AEK_FP16 |
552                         ARM::AEK_FP16FML;
553 
554   for (unsigned i = 0; i <= Extensions; i++)
555     EXPECT_TRUE(i == 0 ? !ARM::getExtensionFeatures(i, Features)
556                        : ARM::getExtensionFeatures(i, Features));
557 }
558 
559 TEST(TargetParserTest, ARMFPUFeatures) {
560   std::vector<StringRef> Features;
561   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
562        FK <= ARM::FPUKind::FK_LAST;
563        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
564     EXPECT_TRUE((FK == ARM::FK_INVALID || FK >= ARM::FK_LAST)
565                     ? !ARM::getFPUFeatures(FK, Features)
566                     : ARM::getFPUFeatures(FK, Features));
567 }
568 
569 TEST(TargetParserTest, ARMArchExtFeature) {
570   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
571                               {"crypto", "nocrypto", "+crypto", "-crypto"},
572                               {"dsp", "nodsp", "+dsp", "-dsp"},
573                               {"fp", "nofp", nullptr, nullptr},
574                               {"idiv", "noidiv", nullptr, nullptr},
575                               {"mp", "nomp", nullptr, nullptr},
576                               {"simd", "nosimd", nullptr, nullptr},
577                               {"sec", "nosec", nullptr, nullptr},
578                               {"virt", "novirt", nullptr, nullptr},
579                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
580                               {"fp16fml", "nofp16fml", "+fp16fml", "-fp16fml"},
581                               {"ras", "noras", "+ras", "-ras"},
582                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
583                               {"os", "noos", nullptr, nullptr},
584                               {"iwmmxt", "noiwmmxt", nullptr, nullptr},
585                               {"iwmmxt2", "noiwmmxt2", nullptr, nullptr},
586                               {"maverick", "maverick", nullptr, nullptr},
587                               {"xscale", "noxscale", nullptr, nullptr},
588                               {"sb", "nosb", "+sb", "-sb"}};
589 
590   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
591     EXPECT_EQ(StringRef(ArchExt[i][2]), ARM::getArchExtFeature(ArchExt[i][0]));
592     EXPECT_EQ(StringRef(ArchExt[i][3]), ARM::getArchExtFeature(ArchExt[i][1]));
593   }
594 }
595 
596 TEST(TargetParserTest, ARMparseHWDiv) {
597   const char *hwdiv[] = {"thumb", "arm", "arm,thumb", "thumb,arm"};
598 
599   for (unsigned i = 0; i < array_lengthof(hwdiv); i++)
600     EXPECT_NE(ARM::AEK_INVALID, ARM::parseHWDiv((StringRef)hwdiv[i]));
601 }
602 
603 TEST(TargetParserTest, ARMparseArchEndianAndISA) {
604   const char *Arch[] = {
605       "v2",   "v2a",    "v3",    "v3m",    "v4",    "v4t",    "v5",    "v5t",
606       "v5e",  "v5te",   "v5tej", "v6",     "v6j",   "v6k",    "v6hl",  "v6t2",
607       "v6kz", "v6z",    "v6zk",  "v6-m",   "v6m",   "v6sm",   "v6s-m", "v7-a",
608       "v7",   "v7a",    "v7ve",  "v7hl",   "v7l",   "v7-r",   "v7r",   "v7-m",
609       "v7m",  "v7k",    "v7s",   "v7e-m",  "v7em",  "v8-a",   "v8",    "v8a",
610       "v8l",  "v8.1-a", "v8.1a", "v8.2-a", "v8.2a", "v8.3-a", "v8.3a", "v8.4-a",
611       "v8.4a", "v8.5-a","v8.5a", "v8-r"
612   };
613 
614   for (unsigned i = 0; i < array_lengthof(Arch); i++) {
615     std::string arm_1 = "armeb" + (std::string)(Arch[i]);
616     std::string arm_2 = "arm" + (std::string)(Arch[i]) + "eb";
617     std::string arm_3 = "arm" + (std::string)(Arch[i]);
618     std::string thumb_1 = "thumbeb" + (std::string)(Arch[i]);
619     std::string thumb_2 = "thumb" + (std::string)(Arch[i]) + "eb";
620     std::string thumb_3 = "thumb" + (std::string)(Arch[i]);
621 
622     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_1));
623     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_2));
624     EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(arm_3));
625 
626     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_1));
627     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_2));
628     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_3));
629     if (i >= 4) {
630       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_1));
631       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_2));
632       EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(thumb_3));
633 
634       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_1));
635       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_2));
636       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_3));
637     }
638   }
639 
640   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("aarch64"));
641   EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian("aarch64_be"));
642 
643   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64"));
644   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_be"));
645   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64"));
646   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_be"));
647 }
648 
649 TEST(TargetParserTest, ARMparseArchProfile) {
650   for (unsigned i = 0; i < array_lengthof(ARMArch); i++) {
651     switch (ARM::parseArch(ARMArch[i])) {
652     case ARM::ArchKind::ARMV6M:
653     case ARM::ArchKind::ARMV7M:
654     case ARM::ArchKind::ARMV7EM:
655     case ARM::ArchKind::ARMV8MMainline:
656     case ARM::ArchKind::ARMV8MBaseline:
657       EXPECT_EQ(ARM::ProfileKind::M, ARM::parseArchProfile(ARMArch[i]));
658       break;
659     case ARM::ArchKind::ARMV7R:
660     case ARM::ArchKind::ARMV8R:
661       EXPECT_EQ(ARM::ProfileKind::R, ARM::parseArchProfile(ARMArch[i]));
662       break;
663     case ARM::ArchKind::ARMV7A:
664     case ARM::ArchKind::ARMV7VE:
665     case ARM::ArchKind::ARMV7K:
666     case ARM::ArchKind::ARMV8A:
667     case ARM::ArchKind::ARMV8_1A:
668     case ARM::ArchKind::ARMV8_2A:
669     case ARM::ArchKind::ARMV8_3A:
670     case ARM::ArchKind::ARMV8_4A:
671     case ARM::ArchKind::ARMV8_5A:
672       EXPECT_EQ(ARM::ProfileKind::A, ARM::parseArchProfile(ARMArch[i]));
673       break;
674     default:
675       EXPECT_EQ(ARM::ProfileKind::INVALID, ARM::parseArchProfile(ARMArch[i]));
676       break;
677     }
678   }
679 }
680 
681 TEST(TargetParserTest, ARMparseArchVersion) {
682   for (unsigned i = 0; i < array_lengthof(ARMArch); i++)
683     if (((std::string)ARMArch[i]).substr(0, 4) == "armv")
684       EXPECT_EQ((ARMArch[i][4] - 48u), ARM::parseArchVersion(ARMArch[i]));
685     else
686       EXPECT_EQ(5u, ARM::parseArchVersion(ARMArch[i]));
687 }
688 
689 bool testAArch64CPU(StringRef CPUName, StringRef ExpectedArch,
690                     StringRef ExpectedFPU, unsigned ExpectedFlags,
691                     StringRef CPUAttr) {
692   AArch64::ArchKind AK = AArch64::parseCPUArch(CPUName);
693   bool pass = AArch64::getArchName(AK).equals(ExpectedArch);
694 
695   unsigned ExtKind = AArch64::getDefaultExtensions(CPUName, AK);
696   if (ExtKind > 1 && (ExtKind & AArch64::AEK_NONE))
697     pass &= ((ExtKind ^ AArch64::AEK_NONE) == ExpectedFlags);
698   else
699     pass &= (ExtKind == ExpectedFlags);
700 
701   pass &= AArch64::getCPUAttr(AK).equals(CPUAttr);
702 
703   return pass;
704 }
705 
706 TEST(TargetParserTest, testAArch64CPU) {
707   EXPECT_TRUE(testAArch64CPU(
708       "invalid", "invalid", "invalid",
709       AArch64::AEK_NONE, ""));
710   EXPECT_TRUE(testAArch64CPU(
711       "generic", "invalid", "none",
712       AArch64::AEK_NONE, ""));
713 
714   EXPECT_TRUE(testAArch64CPU(
715       "cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
716       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
717       AArch64::AEK_SIMD, "8-A"));
718   EXPECT_TRUE(testAArch64CPU(
719       "cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
720       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
721       AArch64::AEK_SIMD, "8-A"));
722   EXPECT_TRUE(testAArch64CPU(
723       "cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
724       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
725       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
726       AArch64::AEK_RDM | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
727       AArch64::AEK_RCPC, "8.2-A"));
728   EXPECT_TRUE(testAArch64CPU(
729       "cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
730       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
731       AArch64::AEK_SIMD, "8-A"));
732   EXPECT_TRUE(testAArch64CPU(
733       "cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
734       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
735       AArch64::AEK_SIMD, "8-A"));
736   EXPECT_TRUE(testAArch64CPU(
737       "cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
738       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
739       AArch64::AEK_SIMD, "8-A"));
740   EXPECT_TRUE(testAArch64CPU(
741       "cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
742       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
743       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
744       AArch64::AEK_RDM | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
745       AArch64::AEK_RCPC, "8.2-A"));
746   EXPECT_TRUE(testAArch64CPU(
747       "cyclone", "armv8-a", "crypto-neon-fp-armv8",
748       AArch64::AEK_CRYPTO | AArch64::AEK_FP | AArch64::AEK_SIMD, "8-A"));
749   EXPECT_TRUE(testAArch64CPU(
750       "exynos-m1", "armv8-a", "crypto-neon-fp-armv8",
751       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
752       AArch64::AEK_SIMD, "8-A"));
753   EXPECT_TRUE(testAArch64CPU(
754       "exynos-m2", "armv8-a", "crypto-neon-fp-armv8",
755       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
756       AArch64::AEK_SIMD, "8-A"));
757   EXPECT_TRUE(testAArch64CPU(
758       "exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
759       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
760       AArch64::AEK_SIMD, "8-A"));
761   EXPECT_TRUE(testAArch64CPU(
762       "exynos-m4", "armv8.2-a", "crypto-neon-fp-armv8",
763       AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
764       AArch64::AEK_DOTPROD | AArch64::AEK_FP | AArch64::AEK_FP16 |
765       AArch64::AEK_LSE | AArch64::AEK_RAS | AArch64::AEK_RDM |
766       AArch64::AEK_SIMD, "8.2-A"));
767   EXPECT_TRUE(testAArch64CPU(
768       "falkor", "armv8-a", "crypto-neon-fp-armv8",
769       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
770       AArch64::AEK_SIMD | AArch64::AEK_RDM, "8-A"));
771   EXPECT_TRUE(testAArch64CPU(
772       "kryo", "armv8-a", "crypto-neon-fp-armv8",
773       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
774       AArch64::AEK_SIMD, "8-A"));
775   EXPECT_TRUE(testAArch64CPU(
776       "thunderx2t99", "armv8.1-a", "crypto-neon-fp-armv8",
777       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_LSE |
778       AArch64::AEK_RDM | AArch64::AEK_FP | AArch64::AEK_SIMD, "8.1-A"));
779   EXPECT_TRUE(testAArch64CPU(
780       "thunderx", "armv8-a", "crypto-neon-fp-armv8",
781       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
782       AArch64::AEK_FP | AArch64::AEK_PROFILE,
783       "8-A"));
784   EXPECT_TRUE(testAArch64CPU(
785       "thunderxt81", "armv8-a", "crypto-neon-fp-armv8",
786       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
787       AArch64::AEK_FP | AArch64::AEK_PROFILE,
788       "8-A"));
789   EXPECT_TRUE(testAArch64CPU(
790       "thunderxt83", "armv8-a", "crypto-neon-fp-armv8",
791       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
792       AArch64::AEK_FP | AArch64::AEK_PROFILE,
793       "8-A"));
794   EXPECT_TRUE(testAArch64CPU(
795       "thunderxt88", "armv8-a", "crypto-neon-fp-armv8",
796       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
797       AArch64::AEK_FP | AArch64::AEK_PROFILE,
798       "8-A"));
799   EXPECT_TRUE(testAArch64CPU(
800       "tsv110", "armv8.2-a", "crypto-neon-fp-armv8",
801       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
802       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
803       AArch64::AEK_RDM | AArch64::AEK_PROFILE | AArch64::AEK_FP16 |
804       AArch64::AEK_FP16FML | AArch64::AEK_DOTPROD,
805       "8.2-A"));
806 }
807 
808 static constexpr unsigned NumAArch64CPUArchs = 21;
809 
810 TEST(TargetParserTest, testAArch64CPUArchList) {
811   SmallVector<StringRef, NumAArch64CPUArchs> List;
812   AArch64::fillValidCPUArchList(List);
813 
814   // No list exists for these in this test suite, so ensure all are
815   // valid, and match the expected 'magic' count.
816   EXPECT_EQ(List.size(), NumAArch64CPUArchs);
817   for(StringRef CPU : List) {
818     EXPECT_NE(AArch64::parseCPUArch(CPU), AArch64::ArchKind::INVALID);
819   }
820 }
821 
822 bool testAArch64Arch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
823                      unsigned ArchAttr) {
824   AArch64::ArchKind AK = AArch64::parseArch(Arch);
825   return (AK != AArch64::ArchKind::INVALID) &
826          AArch64::getDefaultCPU(Arch).equals(DefaultCPU) &
827          AArch64::getSubArch(AK).equals(SubArch) &
828          (AArch64::getArchAttr(AK) == ArchAttr);
829 }
830 
831 TEST(TargetParserTest, testAArch64Arch) {
832   EXPECT_TRUE(testAArch64Arch("armv8-a", "cortex-a53", "v8",
833                               ARMBuildAttrs::CPUArch::v8_A));
834   EXPECT_TRUE(testAArch64Arch("armv8.1-a", "generic", "v8.1a",
835                               ARMBuildAttrs::CPUArch::v8_A));
836   EXPECT_TRUE(testAArch64Arch("armv8.2-a", "generic", "v8.2a",
837                               ARMBuildAttrs::CPUArch::v8_A));
838   EXPECT_TRUE(testAArch64Arch("armv8.3-a", "generic", "v8.3a",
839                               ARMBuildAttrs::CPUArch::v8_A));
840   EXPECT_TRUE(testAArch64Arch("armv8.4-a", "generic", "v8.4a",
841                               ARMBuildAttrs::CPUArch::v8_A));
842   EXPECT_TRUE(testAArch64Arch("armv8.5-a", "generic", "v8.5a",
843                               ARMBuildAttrs::CPUArch::v8_A));
844 }
845 
846 bool testAArch64Extension(StringRef CPUName, AArch64::ArchKind AK,
847                           StringRef ArchExt) {
848   return AArch64::getDefaultExtensions(CPUName, AK) &
849          AArch64::parseArchExt(ArchExt);
850 }
851 
852 TEST(TargetParserTest, testAArch64Extension) {
853   EXPECT_FALSE(testAArch64Extension("cortex-a35",
854                                     AArch64::ArchKind::INVALID, "ras"));
855   EXPECT_FALSE(testAArch64Extension("cortex-a53",
856                                     AArch64::ArchKind::INVALID, "ras"));
857   EXPECT_TRUE(testAArch64Extension("cortex-a55",
858                                     AArch64::ArchKind::INVALID, "ras"));
859   EXPECT_FALSE(testAArch64Extension("cortex-a57",
860                                     AArch64::ArchKind::INVALID, "ras"));
861   EXPECT_FALSE(testAArch64Extension("cortex-a72",
862                                     AArch64::ArchKind::INVALID, "ras"));
863   EXPECT_FALSE(testAArch64Extension("cortex-a73",
864                                     AArch64::ArchKind::INVALID, "ras"));
865   EXPECT_TRUE(testAArch64Extension("cortex-a75",
866                                     AArch64::ArchKind::INVALID, "ras"));
867   EXPECT_FALSE(testAArch64Extension("cyclone",
868                                     AArch64::ArchKind::INVALID, "ras"));
869   EXPECT_FALSE(testAArch64Extension("exynos-m1",
870                                     AArch64::ArchKind::INVALID, "ras"));
871   EXPECT_FALSE(testAArch64Extension("exynos-m2",
872                                     AArch64::ArchKind::INVALID, "ras"));
873   EXPECT_FALSE(testAArch64Extension("exynos-m3",
874                                     AArch64::ArchKind::INVALID, "ras"));
875   EXPECT_TRUE(testAArch64Extension("exynos-m4",
876                                    AArch64::ArchKind::INVALID, "lse"));
877   EXPECT_TRUE(testAArch64Extension("exynos-m4",
878                                    AArch64::ArchKind::INVALID, "rdm"));
879   EXPECT_TRUE(testAArch64Extension("exynos-m4",
880                                    AArch64::ArchKind::INVALID, "ras"));
881   EXPECT_FALSE(testAArch64Extension("exynos-m4",
882                                     AArch64::ArchKind::INVALID, "fullfp16"));
883   EXPECT_TRUE(testAArch64Extension("exynos-m4",
884                                    AArch64::ArchKind::INVALID, "dotprod"));
885   EXPECT_TRUE(testAArch64Extension("falkor",
886                                    AArch64::ArchKind::INVALID, "rdm"));
887   EXPECT_FALSE(testAArch64Extension("kryo",
888                                     AArch64::ArchKind::INVALID, "ras"));
889   EXPECT_TRUE(testAArch64Extension("saphira",
890                                     AArch64::ArchKind::INVALID, "crc"));
891   EXPECT_TRUE(testAArch64Extension("saphira",
892                                     AArch64::ArchKind::INVALID, "lse"));
893   EXPECT_TRUE(testAArch64Extension("saphira",
894                                    AArch64::ArchKind::INVALID, "rdm"));
895   EXPECT_TRUE(testAArch64Extension("saphira",
896                                    AArch64::ArchKind::INVALID, "ras"));
897   EXPECT_TRUE(testAArch64Extension("saphira",
898                                    AArch64::ArchKind::INVALID, "rcpc"));
899   EXPECT_TRUE(testAArch64Extension("saphira",
900                                    AArch64::ArchKind::INVALID, "profile"));
901   EXPECT_FALSE(testAArch64Extension("saphira",
902                                     AArch64::ArchKind::INVALID, "fp16"));
903   EXPECT_TRUE(testAArch64Extension("cortex-a55",
904                                     AArch64::ArchKind::INVALID, "fp16"));
905   EXPECT_FALSE(testAArch64Extension("cortex-a55",
906                                     AArch64::ArchKind::INVALID, "fp16fml"));
907   EXPECT_TRUE(testAArch64Extension("cortex-a55",
908                                     AArch64::ArchKind::INVALID, "dotprod"));
909   EXPECT_TRUE(testAArch64Extension("cortex-a75",
910                                     AArch64::ArchKind::INVALID, "fp16"));
911   EXPECT_FALSE(testAArch64Extension("cortex-a75",
912                                     AArch64::ArchKind::INVALID, "fp16fml"));
913   EXPECT_TRUE(testAArch64Extension("cortex-a75",
914                                     AArch64::ArchKind::INVALID, "dotprod"));
915   EXPECT_FALSE(testAArch64Extension("thunderx2t99",
916                                     AArch64::ArchKind::INVALID, "ras"));
917   EXPECT_FALSE(testAArch64Extension("thunderx",
918                                     AArch64::ArchKind::INVALID, "lse"));
919   EXPECT_FALSE(testAArch64Extension("thunderxt81",
920                                     AArch64::ArchKind::INVALID, "lse"));
921   EXPECT_FALSE(testAArch64Extension("thunderxt83",
922                                     AArch64::ArchKind::INVALID, "lse"));
923   EXPECT_FALSE(testAArch64Extension("thunderxt88",
924                                     AArch64::ArchKind::INVALID, "lse"));
925   EXPECT_TRUE(testAArch64Extension("tsv110",
926                                    AArch64::ArchKind::INVALID, "crypto"));
927   EXPECT_FALSE(testAArch64Extension("tsv110",
928                                     AArch64::ArchKind::INVALID, "sha3"));
929   EXPECT_FALSE(testAArch64Extension("tsv110",
930                                     AArch64::ArchKind::INVALID, "sm4"));
931   EXPECT_TRUE(testAArch64Extension("tsv110",
932                                    AArch64::ArchKind::INVALID, "ras"));
933   EXPECT_TRUE(testAArch64Extension("tsv110",
934                                    AArch64::ArchKind::INVALID, "profile"));
935   EXPECT_TRUE(testAArch64Extension("tsv110",
936                                    AArch64::ArchKind::INVALID, "fp16"));
937   EXPECT_TRUE(testAArch64Extension("tsv110",
938                                    AArch64::ArchKind::INVALID, "fp16fml"));
939   EXPECT_TRUE(testAArch64Extension("tsv110",
940                                    AArch64::ArchKind::INVALID, "dotprod"));
941 
942   EXPECT_FALSE(testAArch64Extension(
943       "generic", AArch64::ArchKind::ARMV8A, "ras"));
944   EXPECT_FALSE(testAArch64Extension(
945       "generic", AArch64::ArchKind::ARMV8_1A, "ras"));
946   EXPECT_FALSE(testAArch64Extension(
947       "generic", AArch64::ArchKind::ARMV8_2A, "profile"));
948   EXPECT_FALSE(testAArch64Extension(
949       "generic", AArch64::ArchKind::ARMV8_2A, "fp16"));
950   EXPECT_FALSE(testAArch64Extension(
951       "generic", AArch64::ArchKind::ARMV8_2A, "fp16fml"));
952   EXPECT_FALSE(testAArch64Extension(
953       "generic", AArch64::ArchKind::ARMV8_3A, "fp16"));
954   EXPECT_FALSE(testAArch64Extension(
955       "generic", AArch64::ArchKind::ARMV8_3A, "fp16fml"));
956   EXPECT_FALSE(testAArch64Extension(
957       "generic", AArch64::ArchKind::ARMV8_4A, "fp16"));
958   EXPECT_FALSE(testAArch64Extension(
959       "generic", AArch64::ArchKind::ARMV8_4A, "fp16fml"));
960 }
961 
962 TEST(TargetParserTest, AArch64ExtensionFeatures) {
963   std::vector<StringRef> Features;
964   unsigned Extensions = AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
965                         AArch64::AEK_FP | AArch64::AEK_SIMD |
966                         AArch64::AEK_FP16 | AArch64::AEK_PROFILE |
967                         AArch64::AEK_RAS | AArch64::AEK_LSE |
968                         AArch64::AEK_RDM | AArch64::AEK_SVE |
969                         AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
970                         AArch64::AEK_FP16FML;
971 
972   for (unsigned i = 0; i <= Extensions; i++)
973     EXPECT_TRUE(i == 0 ? !AArch64::getExtensionFeatures(i, Features)
974                        : AArch64::getExtensionFeatures(i, Features));
975 }
976 
977 TEST(TargetParserTest, AArch64ArchFeatures) {
978   std::vector<StringRef> Features;
979 
980   for (auto AK : AArch64::ArchKinds)
981     EXPECT_TRUE((AK == AArch64::ArchKind::INVALID)
982                     ? !AArch64::getArchFeatures(AK, Features)
983                     : AArch64::getArchFeatures(AK, Features));
984 }
985 
986 TEST(TargetParserTest, AArch64ArchExtFeature) {
987   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
988                               {"crypto", "nocrypto", "+crypto", "-crypto"},
989                               {"fp", "nofp", "+fp-armv8", "-fp-armv8"},
990                               {"simd", "nosimd", "+neon", "-neon"},
991                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
992                               {"fp16fml", "nofp16fml", "+fp16fml", "-fp16fml"},
993                               {"profile", "noprofile", "+spe", "-spe"},
994                               {"ras", "noras", "+ras", "-ras"},
995                               {"lse", "nolse", "+lse", "-lse"},
996                               {"rdm", "nordm", "+rdm", "-rdm"},
997                               {"sve", "nosve", "+sve", "-sve"},
998                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
999                               {"rcpc", "norcpc", "+rcpc", "-rcpc" },
1000                               {"rng", "norng", "+rand", "-rand"},
1001                               {"memtag", "nomemtag", "+mte", "-mte"},
1002                               {"ssbs", "nossbs", "+ssbs", "-ssbs"},
1003                               {"sb", "nosb", "+sb", "-sb"},
1004                               {"predres", "nopredres", "+predres", "-predres"}
1005 };
1006 
1007   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
1008     EXPECT_EQ(StringRef(ArchExt[i][2]),
1009               AArch64::getArchExtFeature(ArchExt[i][0]));
1010     EXPECT_EQ(StringRef(ArchExt[i][3]),
1011               AArch64::getArchExtFeature(ArchExt[i][1]));
1012   }
1013 }
1014 }
1015