1 //===----------- TargetParser.cpp - Target Parser -------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #include "llvm/Support/TargetParser.h"
11 #include "llvm/ADT/STLExtras.h"
12 #include "llvm/Support/ARMBuildAttributes.h"
13 #include "gtest/gtest.h"
14 #include <string>
15 
16 using namespace llvm;
17 
18 namespace {
19 const char *ARMArch[] = {
20     "armv2",     "armv2a",       "armv3",       "armv3m",       "armv4",
21     "armv4t",    "armv5",        "armv5t",      "armv5e",       "armv5te",
22     "armv5tej",  "armv6",        "armv6j",      "armv6k",       "armv6hl",
23     "armv6t2",   "armv6kz",      "armv6z",      "armv6zk",      "armv6-m",
24     "armv6m",    "armv6sm",      "armv6s-m",    "armv7-a",      "armv7",
25     "armv7a",    "armv7ve",      "armv7hl",     "armv7l",       "armv7-r",
26     "armv7r",    "armv7-m",      "armv7m",      "armv7k",       "armv7s",
27     "armv7e-m",  "armv7em",      "armv8-a",     "armv8",        "armv8a",
28     "armv8.1-a", "armv8.1a",     "armv8.2-a",   "armv8.2a",     "armv8.3-a",
29     "armv8.3a",  "armv8-r",      "armv8r",      "armv8-m.base", "armv8m.base",
30     "armv8-m.main", "armv8m.main", "iwmmxt",    "iwmmxt2",      "xscale"};
31 
32 bool testARMCPU(StringRef CPUName, StringRef ExpectedArch,
33                 StringRef ExpectedFPU, unsigned ExpectedFlags,
34                 StringRef CPUAttr) {
35   ARM::ArchKind AK = ARM::parseCPUArch(CPUName);
36   bool pass = ARM::getArchName(AK).equals(ExpectedArch);
37   unsigned FPUKind = ARM::getDefaultFPU(CPUName, AK);
38   pass &= ARM::getFPUName(FPUKind).equals(ExpectedFPU);
39 
40   unsigned ExtKind = ARM::getDefaultExtensions(CPUName, AK);
41   if (ExtKind > 1 && (ExtKind & ARM::AEK_NONE))
42     pass &= ((ExtKind ^ ARM::AEK_NONE) == ExpectedFlags);
43   else
44     pass &= (ExtKind == ExpectedFlags);
45 
46   pass &= ARM::getCPUAttr(AK).equals(CPUAttr);
47 
48   return pass;
49 }
50 
51 TEST(TargetParserTest, testARMCPU) {
52   EXPECT_TRUE(testARMCPU("invalid", "invalid", "invalid",
53                          ARM::AEK_NONE, ""));
54   EXPECT_TRUE(testARMCPU("generic", "invalid", "none",
55                          ARM::AEK_NONE, ""));
56 
57   EXPECT_TRUE(testARMCPU("arm2", "armv2", "none",
58                          ARM::AEK_NONE, "2"));
59   EXPECT_TRUE(testARMCPU("arm3", "armv2a", "none",
60                          ARM::AEK_NONE, "2A"));
61   EXPECT_TRUE(testARMCPU("arm6", "armv3", "none",
62                          ARM::AEK_NONE, "3"));
63   EXPECT_TRUE(testARMCPU("arm7m", "armv3m", "none",
64                          ARM::AEK_NONE, "3M"));
65   EXPECT_TRUE(testARMCPU("arm8", "armv4", "none",
66                          ARM::AEK_NONE, "4"));
67   EXPECT_TRUE(testARMCPU("arm810", "armv4", "none",
68                          ARM::AEK_NONE, "4"));
69   EXPECT_TRUE(testARMCPU("strongarm", "armv4", "none",
70                          ARM::AEK_NONE, "4"));
71   EXPECT_TRUE(testARMCPU("strongarm110", "armv4", "none",
72                          ARM::AEK_NONE, "4"));
73   EXPECT_TRUE(testARMCPU("strongarm1100", "armv4", "none",
74                          ARM::AEK_NONE, "4"));
75   EXPECT_TRUE(testARMCPU("strongarm1110", "armv4", "none",
76                          ARM::AEK_NONE, "4"));
77   EXPECT_TRUE(testARMCPU("arm7tdmi", "armv4t", "none",
78                          ARM::AEK_NONE, "4T"));
79   EXPECT_TRUE(testARMCPU("arm7tdmi-s", "armv4t", "none",
80                          ARM::AEK_NONE, "4T"));
81   EXPECT_TRUE(testARMCPU("arm710t", "armv4t", "none",
82                          ARM::AEK_NONE, "4T"));
83   EXPECT_TRUE(testARMCPU("arm720t", "armv4t", "none",
84                          ARM::AEK_NONE, "4T"));
85   EXPECT_TRUE(testARMCPU("arm9", "armv4t", "none",
86                          ARM::AEK_NONE, "4T"));
87   EXPECT_TRUE(testARMCPU("arm9tdmi", "armv4t", "none",
88                          ARM::AEK_NONE, "4T"));
89   EXPECT_TRUE(testARMCPU("arm920", "armv4t", "none",
90                          ARM::AEK_NONE, "4T"));
91   EXPECT_TRUE(testARMCPU("arm920t", "armv4t", "none",
92                          ARM::AEK_NONE, "4T"));
93   EXPECT_TRUE(testARMCPU("arm922t", "armv4t", "none",
94                          ARM::AEK_NONE, "4T"));
95   EXPECT_TRUE(testARMCPU("arm9312", "armv4t", "none",
96                          ARM::AEK_NONE, "4T"));
97   EXPECT_TRUE(testARMCPU("arm940t", "armv4t", "none",
98                          ARM::AEK_NONE, "4T"));
99   EXPECT_TRUE(testARMCPU("ep9312", "armv4t", "none",
100                          ARM::AEK_NONE, "4T"));
101   EXPECT_TRUE(testARMCPU("arm10tdmi", "armv5t", "none",
102                          ARM::AEK_NONE, "5T"));
103   EXPECT_TRUE(testARMCPU("arm1020t", "armv5t", "none",
104                          ARM::AEK_NONE, "5T"));
105   EXPECT_TRUE(testARMCPU("arm9e", "armv5te", "none",
106                          ARM::AEK_DSP, "5TE"));
107   EXPECT_TRUE(testARMCPU("arm946e-s", "armv5te", "none",
108                          ARM::AEK_DSP, "5TE"));
109   EXPECT_TRUE(testARMCPU("arm966e-s", "armv5te", "none",
110                          ARM::AEK_DSP, "5TE"));
111   EXPECT_TRUE(testARMCPU("arm968e-s", "armv5te", "none",
112                          ARM::AEK_DSP, "5TE"));
113   EXPECT_TRUE(testARMCPU("arm10e", "armv5te", "none",
114                          ARM::AEK_DSP, "5TE"));
115   EXPECT_TRUE(testARMCPU("arm1020e", "armv5te", "none",
116                          ARM::AEK_DSP, "5TE"));
117   EXPECT_TRUE(testARMCPU("arm1022e", "armv5te", "none",
118                          ARM::AEK_DSP, "5TE"));
119   EXPECT_TRUE(testARMCPU("arm926ej-s", "armv5tej", "none",
120                          ARM::AEK_DSP, "5TEJ"));
121   EXPECT_TRUE(testARMCPU("arm1136j-s", "armv6", "none",
122                          ARM::AEK_DSP, "6"));
123   EXPECT_TRUE(testARMCPU("arm1136jf-s", "armv6", "vfpv2",
124                          ARM::AEK_DSP, "6"));
125   EXPECT_TRUE(testARMCPU("arm1136jz-s", "armv6", "none",
126                          ARM::AEK_DSP, "6"));
127   EXPECT_TRUE(testARMCPU("arm1176j-s", "armv6k", "none",
128                          ARM::AEK_DSP, "6K"));
129   EXPECT_TRUE(testARMCPU("arm1176jz-s", "armv6kz", "none",
130                          ARM::AEK_SEC | ARM::AEK_DSP, "6KZ"));
131   EXPECT_TRUE(testARMCPU("mpcore", "armv6k", "vfpv2",
132                          ARM::AEK_DSP, "6K"));
133   EXPECT_TRUE(testARMCPU("mpcorenovfp", "armv6k", "none",
134                          ARM::AEK_DSP, "6K"));
135   EXPECT_TRUE(testARMCPU("arm1176jzf-s", "armv6kz", "vfpv2",
136                          ARM::AEK_SEC | ARM::AEK_DSP, "6KZ"));
137   EXPECT_TRUE(testARMCPU("arm1156t2-s", "armv6t2", "none",
138                          ARM::AEK_DSP, "6T2"));
139   EXPECT_TRUE(testARMCPU("arm1156t2f-s", "armv6t2", "vfpv2",
140                          ARM::AEK_DSP, "6T2"));
141   EXPECT_TRUE(testARMCPU("cortex-m0", "armv6-m", "none",
142                          ARM::AEK_NONE, "6-M"));
143   EXPECT_TRUE(testARMCPU("cortex-m0plus", "armv6-m", "none",
144                          ARM::AEK_NONE, "6-M"));
145   EXPECT_TRUE(testARMCPU("cortex-m1", "armv6-m", "none",
146                          ARM::AEK_NONE, "6-M"));
147   EXPECT_TRUE(testARMCPU("sc000", "armv6-m", "none",
148                          ARM::AEK_NONE, "6-M"));
149   EXPECT_TRUE(testARMCPU("cortex-a5", "armv7-a", "neon-vfpv4",
150                          ARM::AEK_MP | ARM::AEK_SEC | ARM::AEK_DSP, "7-A"));
151   EXPECT_TRUE(testARMCPU("cortex-a7", "armv7-a", "neon-vfpv4",
152                          ARM::AEK_HWDIVTHUMB | ARM::AEK_HWDIVARM | ARM::AEK_MP |
153                              ARM::AEK_SEC | ARM::AEK_VIRT | ARM::AEK_DSP,
154                          "7-A"));
155   EXPECT_TRUE(testARMCPU("cortex-a8", "armv7-a", "neon",
156                          ARM::AEK_SEC | ARM::AEK_DSP, "7-A"));
157   EXPECT_TRUE(testARMCPU("cortex-a9", "armv7-a", "neon-fp16",
158                          ARM::AEK_MP | ARM::AEK_SEC | ARM::AEK_DSP, "7-A"));
159   EXPECT_TRUE(testARMCPU("cortex-a12", "armv7-a", "neon-vfpv4",
160                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
161                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
162                              ARM::AEK_DSP,
163                          "7-A"));
164   EXPECT_TRUE(testARMCPU("cortex-a15", "armv7-a", "neon-vfpv4",
165                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
166                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
167                              ARM::AEK_DSP,
168                          "7-A"));
169   EXPECT_TRUE(testARMCPU("cortex-a17", "armv7-a", "neon-vfpv4",
170                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
171                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
172                              ARM::AEK_DSP,
173                          "7-A"));
174   EXPECT_TRUE(testARMCPU("krait", "armv7-a", "neon-vfpv4",
175                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
176                          "7-A"));
177   EXPECT_TRUE(testARMCPU("cortex-r4", "armv7-r", "none",
178                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "7-R"));
179   EXPECT_TRUE(testARMCPU("cortex-r4f", "armv7-r", "vfpv3-d16",
180                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "7-R"));
181   EXPECT_TRUE(testARMCPU("cortex-r5", "armv7-r", "vfpv3-d16",
182                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
183                              ARM::AEK_DSP,
184                          "7-R"));
185   EXPECT_TRUE(testARMCPU("cortex-r7", "armv7-r", "vfpv3-d16-fp16",
186                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
187                              ARM::AEK_DSP,
188                          "7-R"));
189   EXPECT_TRUE(testARMCPU("cortex-r8", "armv7-r", "vfpv3-d16-fp16",
190                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
191                              ARM::AEK_DSP,
192                          "7-R"));
193   EXPECT_TRUE(testARMCPU("cortex-r52", "armv8-r", "neon-fp-armv8",
194                          ARM::AEK_CRC | ARM::AEK_MP | ARM::AEK_VIRT |
195                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
196                              ARM::AEK_DSP,
197                          "8-R"));
198   EXPECT_TRUE(
199       testARMCPU("sc300", "armv7-m", "none", ARM::AEK_HWDIVTHUMB, "7-M"));
200   EXPECT_TRUE(
201       testARMCPU("cortex-m3", "armv7-m", "none", ARM::AEK_HWDIVTHUMB, "7-M"));
202   EXPECT_TRUE(testARMCPU("cortex-m4", "armv7e-m", "fpv4-sp-d16",
203                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "7E-M"));
204   EXPECT_TRUE(testARMCPU("cortex-m7", "armv7e-m", "fpv5-d16",
205                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "7E-M"));
206   EXPECT_TRUE(testARMCPU("cortex-a32", "armv8-a", "crypto-neon-fp-armv8",
207                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
208                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
209                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
210                          "8-A"));
211   EXPECT_TRUE(testARMCPU("cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
212                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
213                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
214                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
215                          "8-A"));
216   EXPECT_TRUE(testARMCPU("cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
217                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
218                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
219                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
220                          "8-A"));
221   EXPECT_TRUE(testARMCPU("cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
222                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
223                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
224                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_FP16 |
225                          ARM::AEK_RAS | ARM::AEK_DOTPROD,
226                          "8.2-A"));
227   EXPECT_TRUE(testARMCPU("cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
228                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
229                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
230                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
231                          "8-A"));
232   EXPECT_TRUE(testARMCPU("cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
233                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
234                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
235                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
236                          "8-A"));
237   EXPECT_TRUE(testARMCPU("cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
238                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
239                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
240                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
241                          "8-A"));
242   EXPECT_TRUE(testARMCPU("cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
243                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
244                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
245                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_FP16 |
246                          ARM::AEK_RAS | ARM::AEK_DOTPROD,
247                          "8.2-A"));
248   EXPECT_TRUE(testARMCPU("cyclone", "armv8-a", "crypto-neon-fp-armv8",
249                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
250                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
251                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
252                          "8-A"));
253   EXPECT_TRUE(testARMCPU("exynos-m1", "armv8-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,
257                          "8-A"));
258   EXPECT_TRUE(testARMCPU("exynos-m2", "armv8-a", "crypto-neon-fp-armv8",
259                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
260                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
261                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
262                          "8-A"));
263   EXPECT_TRUE(testARMCPU("exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
264                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
265                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
266                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
267                          "8-A"));
268   EXPECT_TRUE(testARMCPU("cortex-m23", "armv8-m.base", "none",
269                          ARM::AEK_HWDIVTHUMB, "8-M.Baseline"));
270   EXPECT_TRUE(testARMCPU("cortex-m33", "armv8-m.main", "fpv5-sp-d16",
271                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"));
272   EXPECT_TRUE(testARMCPU("iwmmxt", "iwmmxt", "none",
273                          ARM::AEK_NONE, "iwmmxt"));
274   EXPECT_TRUE(testARMCPU("xscale", "xscale", "none",
275                          ARM::AEK_NONE, "xscale"));
276   EXPECT_TRUE(testARMCPU("swift", "armv7s", "neon-vfpv4",
277                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
278                          "7-S"));
279 }
280 
281 bool testARMArch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
282                  unsigned ArchAttr) {
283   ARM::ArchKind AK = ARM::parseArch(Arch);
284   return (AK!= ARM::ArchKind::INVALID) &
285          ARM::getDefaultCPU(Arch).equals(DefaultCPU) &
286          ARM::getSubArch(AK).equals(SubArch) &
287          (ARM::getArchAttr(AK) == ArchAttr);
288 }
289 
290 TEST(TargetParserTest, testARMArch) {
291   EXPECT_TRUE(
292       testARMArch("armv2", "arm2", "v2",
293                           ARMBuildAttrs::CPUArch::Pre_v4));
294   EXPECT_TRUE(
295       testARMArch("armv2a", "arm3", "v2a",
296                           ARMBuildAttrs::CPUArch::Pre_v4));
297   EXPECT_TRUE(
298       testARMArch("armv3", "arm6", "v3",
299                           ARMBuildAttrs::CPUArch::Pre_v4));
300   EXPECT_TRUE(
301       testARMArch("armv3m", "arm7m", "v3m",
302                           ARMBuildAttrs::CPUArch::Pre_v4));
303   EXPECT_TRUE(
304       testARMArch("armv4", "strongarm", "v4",
305                           ARMBuildAttrs::CPUArch::v4));
306   EXPECT_TRUE(
307       testARMArch("armv4t", "arm7tdmi", "v4t",
308                           ARMBuildAttrs::CPUArch::v4T));
309   EXPECT_TRUE(
310       testARMArch("armv5t", "arm10tdmi", "v5",
311                           ARMBuildAttrs::CPUArch::v5T));
312   EXPECT_TRUE(
313       testARMArch("armv5te", "arm1022e", "v5e",
314                           ARMBuildAttrs::CPUArch::v5TE));
315   EXPECT_TRUE(
316       testARMArch("armv5tej", "arm926ej-s", "v5e",
317                           ARMBuildAttrs::CPUArch::v5TEJ));
318   EXPECT_TRUE(
319       testARMArch("armv6", "arm1136jf-s", "v6",
320                           ARMBuildAttrs::CPUArch::v6));
321   EXPECT_TRUE(
322       testARMArch("armv6k", "arm1176j-s", "v6k",
323                           ARMBuildAttrs::CPUArch::v6K));
324   EXPECT_TRUE(
325       testARMArch("armv6t2", "arm1156t2-s", "v6t2",
326                           ARMBuildAttrs::CPUArch::v6T2));
327   EXPECT_TRUE(
328       testARMArch("armv6kz", "arm1176jzf-s", "v6kz",
329                           ARMBuildAttrs::CPUArch::v6KZ));
330   EXPECT_TRUE(
331       testARMArch("armv6-m", "cortex-m0", "v6m",
332                           ARMBuildAttrs::CPUArch::v6_M));
333   EXPECT_TRUE(
334       testARMArch("armv7-a", "generic", "v7",
335                           ARMBuildAttrs::CPUArch::v7));
336   EXPECT_TRUE(
337       testARMArch("armv7ve", "generic", "v7ve",
338                           ARMBuildAttrs::CPUArch::v7));
339   EXPECT_TRUE(
340       testARMArch("armv7-r", "cortex-r4", "v7r",
341                           ARMBuildAttrs::CPUArch::v7));
342   EXPECT_TRUE(
343       testARMArch("armv7-m", "cortex-m3", "v7m",
344                           ARMBuildAttrs::CPUArch::v7));
345   EXPECT_TRUE(
346       testARMArch("armv7e-m", "cortex-m4", "v7em",
347                           ARMBuildAttrs::CPUArch::v7E_M));
348   EXPECT_TRUE(
349       testARMArch("armv8-a", "generic", "v8",
350                           ARMBuildAttrs::CPUArch::v8_A));
351   EXPECT_TRUE(
352       testARMArch("armv8.1-a", "generic", "v8.1a",
353                           ARMBuildAttrs::CPUArch::v8_A));
354   EXPECT_TRUE(
355       testARMArch("armv8.2-a", "generic", "v8.2a",
356                           ARMBuildAttrs::CPUArch::v8_A));
357   EXPECT_TRUE(
358       testARMArch("armv8.3-a", "generic", "v8.3a",
359                           ARMBuildAttrs::CPUArch::v8_A));
360   EXPECT_TRUE(
361       testARMArch("armv8-r", "cortex-r52", "v8r",
362                           ARMBuildAttrs::CPUArch::v8_R));
363   EXPECT_TRUE(
364       testARMArch("armv8-m.base", "generic", "v8m.base",
365                           ARMBuildAttrs::CPUArch::v8_M_Base));
366   EXPECT_TRUE(
367       testARMArch("armv8-m.main", "generic", "v8m.main",
368                           ARMBuildAttrs::CPUArch::v8_M_Main));
369   EXPECT_TRUE(
370       testARMArch("iwmmxt", "iwmmxt", "",
371                           ARMBuildAttrs::CPUArch::v5TE));
372   EXPECT_TRUE(
373       testARMArch("iwmmxt2", "generic", "",
374                           ARMBuildAttrs::CPUArch::v5TE));
375   EXPECT_TRUE(
376       testARMArch("xscale", "xscale", "v5e",
377                           ARMBuildAttrs::CPUArch::v5TE));
378   EXPECT_TRUE(
379       testARMArch("armv7s", "swift", "v7s",
380                           ARMBuildAttrs::CPUArch::v7));
381   EXPECT_TRUE(
382       testARMArch("armv7k", "generic", "v7k",
383                           ARMBuildAttrs::CPUArch::v7));
384 }
385 
386 bool testARMExtension(StringRef CPUName,ARM::ArchKind ArchKind, StringRef ArchExt) {
387   return ARM::getDefaultExtensions(CPUName, ArchKind) &
388          ARM::parseArchExt(ArchExt);
389 }
390 
391 TEST(TargetParserTest, testARMExtension) {
392   EXPECT_FALSE(testARMExtension("arm2", ARM::ArchKind::INVALID, "thumb"));
393   EXPECT_FALSE(testARMExtension("arm3", ARM::ArchKind::INVALID, "thumb"));
394   EXPECT_FALSE(testARMExtension("arm6", ARM::ArchKind::INVALID, "thumb"));
395   EXPECT_FALSE(testARMExtension("arm7m", ARM::ArchKind::INVALID, "thumb"));
396   EXPECT_FALSE(testARMExtension("strongarm", ARM::ArchKind::INVALID, "dsp"));
397   EXPECT_FALSE(testARMExtension("arm7tdmi", ARM::ArchKind::INVALID, "dsp"));
398   EXPECT_FALSE(testARMExtension("arm10tdmi",
399                                 ARM::ArchKind::INVALID, "simd"));
400   EXPECT_FALSE(testARMExtension("arm1022e", ARM::ArchKind::INVALID, "simd"));
401   EXPECT_FALSE(testARMExtension("arm926ej-s",
402                                 ARM::ArchKind::INVALID, "simd"));
403   EXPECT_FALSE(testARMExtension("arm1136jf-s",
404                                 ARM::ArchKind::INVALID, "crypto"));
405   EXPECT_FALSE(testARMExtension("arm1176j-s",
406                                 ARM::ArchKind::INVALID, "crypto"));
407   EXPECT_FALSE(testARMExtension("arm1156t2-s",
408                                 ARM::ArchKind::INVALID, "crypto"));
409   EXPECT_FALSE(testARMExtension("arm1176jzf-s",
410                                 ARM::ArchKind::INVALID, "crypto"));
411   EXPECT_FALSE(testARMExtension("cortex-m0",
412                                 ARM::ArchKind::INVALID, "crypto"));
413   EXPECT_FALSE(testARMExtension("cortex-a8",
414                                 ARM::ArchKind::INVALID, "crypto"));
415   EXPECT_FALSE(testARMExtension("cortex-r4",
416                                 ARM::ArchKind::INVALID, "crypto"));
417   EXPECT_FALSE(testARMExtension("cortex-m3",
418                                 ARM::ArchKind::INVALID, "crypto"));
419   EXPECT_FALSE(testARMExtension("cortex-a53",
420                                 ARM::ArchKind::INVALID, "ras"));
421   EXPECT_FALSE(testARMExtension("cortex-r52",
422                                 ARM::ArchKind::INVALID, "ras"));
423   EXPECT_FALSE(testARMExtension("iwmmxt", ARM::ArchKind::INVALID, "crc"));
424   EXPECT_FALSE(testARMExtension("xscale", ARM::ArchKind::INVALID, "crc"));
425   EXPECT_FALSE(testARMExtension("swift", ARM::ArchKind::INVALID, "crc"));
426 
427   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2, "thumb"));
428   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2A, "thumb"));
429   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3, "thumb"));
430   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3M, "thumb"));
431   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4, "dsp"));
432   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4T, "dsp"));
433   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5T, "simd"));
434   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TE, "simd"));
435   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TEJ, "simd"));
436   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6, "crypto"));
437   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6K, "crypto"));
438   EXPECT_FALSE(testARMExtension("generic",
439                                 ARM::ArchKind::ARMV6T2, "crypto"));
440   EXPECT_FALSE(testARMExtension("generic",
441                                 ARM::ArchKind::ARMV6KZ, "crypto"));
442   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6M, "crypto"));
443   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7A, "crypto"));
444   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7R, "crypto"));
445   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7M, "crypto"));
446   EXPECT_FALSE(testARMExtension("generic",
447                                 ARM::ArchKind::ARMV7EM, "crypto"));
448   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8A, "ras"));
449   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_1A, "ras"));
450   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "spe"));
451   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8R, "ras"));
452   EXPECT_FALSE(testARMExtension("generic",
453                                 ARM::ArchKind::ARMV8MBaseline, "crc"));
454   EXPECT_FALSE(testARMExtension("generic",
455                                 ARM::ArchKind::ARMV8MMainline, "crc"));
456   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT, "crc"));
457   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT2, "crc"));
458   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::XSCALE, "crc"));
459   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7S, "crypto"));
460   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7K, "crypto"));
461 }
462 
463 TEST(TargetParserTest, ARMFPUVersion) {
464   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
465        FK <= ARM::FPUKind::FK_LAST;
466        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
467     if (FK == ARM::FK_LAST || ARM::getFPUName(FK) == "invalid" ||
468         ARM::getFPUName(FK) == "none" || ARM::getFPUName(FK) == "softvfp")
469       EXPECT_EQ(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
470     else
471       EXPECT_NE(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
472 }
473 
474 TEST(TargetParserTest, ARMFPUNeonSupportLevel) {
475   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
476        FK <= ARM::FPUKind::FK_LAST;
477        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
478     if (FK == ARM::FK_LAST ||
479         ARM::getFPUName(FK).find("neon") == std::string::npos)
480       EXPECT_EQ(ARM::NeonSupportLevel::None,
481                  ARM::getFPUNeonSupportLevel(FK));
482     else
483       EXPECT_NE(ARM::NeonSupportLevel::None,
484                 ARM::getFPUNeonSupportLevel(FK));
485 }
486 
487 TEST(TargetParserTest, ARMFPURestriction) {
488   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
489        FK <= ARM::FPUKind::FK_LAST;
490        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1)) {
491     if (FK == ARM::FK_LAST ||
492         (ARM::getFPUName(FK).find("d16") == std::string::npos &&
493          ARM::getFPUName(FK).find("vfpv3xd") == std::string::npos))
494       EXPECT_EQ(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
495     else
496       EXPECT_NE(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
497   }
498 }
499 
500 TEST(TargetParserTest, ARMExtensionFeatures) {
501   std::vector<StringRef> Features;
502   unsigned Extensions = ARM::AEK_CRC | ARM::AEK_CRYPTO | ARM::AEK_DSP |
503                         ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_MP |
504                         ARM::AEK_SEC | ARM::AEK_VIRT | ARM::AEK_RAS;
505 
506   for (unsigned i = 0; i <= Extensions; i++)
507     EXPECT_TRUE(i == 0 ? !ARM::getExtensionFeatures(i, Features)
508                        : ARM::getExtensionFeatures(i, Features));
509 }
510 
511 TEST(TargetParserTest, ARMFPUFeatures) {
512   std::vector<StringRef> Features;
513   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
514        FK <= ARM::FPUKind::FK_LAST;
515        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
516     EXPECT_TRUE((FK == ARM::FK_INVALID || FK >= ARM::FK_LAST)
517                     ? !ARM::getFPUFeatures(FK, Features)
518                     : ARM::getFPUFeatures(FK, Features));
519 }
520 
521 TEST(TargetParserTest, ARMArchExtFeature) {
522   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
523                               {"crypto", "nocrypto", "+crypto", "-crypto"},
524                               {"dsp", "nodsp", "+dsp", "-dsp"},
525                               {"fp", "nofp", nullptr, nullptr},
526                               {"idiv", "noidiv", nullptr, nullptr},
527                               {"mp", "nomp", nullptr, nullptr},
528                               {"simd", "nosimd", nullptr, nullptr},
529                               {"sec", "nosec", nullptr, nullptr},
530                               {"virt", "novirt", nullptr, nullptr},
531                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
532                               {"ras", "noras", "+ras", "-ras"},
533                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
534                               {"os", "noos", nullptr, nullptr},
535                               {"iwmmxt", "noiwmmxt", nullptr, nullptr},
536                               {"iwmmxt2", "noiwmmxt2", nullptr, nullptr},
537                               {"maverick", "maverick", nullptr, nullptr},
538                               {"xscale", "noxscale", nullptr, nullptr}};
539 
540   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
541     EXPECT_EQ(StringRef(ArchExt[i][2]), ARM::getArchExtFeature(ArchExt[i][0]));
542     EXPECT_EQ(StringRef(ArchExt[i][3]), ARM::getArchExtFeature(ArchExt[i][1]));
543   }
544 }
545 
546 TEST(TargetParserTest, ARMparseHWDiv) {
547   const char *hwdiv[] = {"thumb", "arm", "arm,thumb", "thumb,arm"};
548 
549   for (unsigned i = 0; i < array_lengthof(hwdiv); i++)
550     EXPECT_NE(ARM::AEK_INVALID, ARM::parseHWDiv((StringRef)hwdiv[i]));
551 }
552 
553 TEST(TargetParserTest, ARMparseArchEndianAndISA) {
554   const char *Arch[] = {
555       "v2",     "v2a",   "v3",     "v3m",   "v4",   "v4t",  "v5",    "v5t",
556       "v5e",    "v5te",  "v5tej",  "v6",    "v6j",  "v6k",  "v6hl",  "v6t2",
557       "v6kz",   "v6z",   "v6zk",   "v6-m",  "v6m",  "v6sm", "v6s-m", "v7-a",
558       "v7",     "v7a",   "v7ve",   "v7hl",  "v7l",  "v7-r", "v7r",   "v7-m",
559       "v7m",    "v7k",   "v7s",    "v7e-m", "v7em", "v8-a", "v8",    "v8a",
560       "v8.1-a", "v8.1a", "v8.2-a", "v8.2a", "v8.3-a", "v8.3a", "v8-r"};
561 
562   for (unsigned i = 0; i < array_lengthof(Arch); i++) {
563     std::string arm_1 = "armeb" + (std::string)(Arch[i]);
564     std::string arm_2 = "arm" + (std::string)(Arch[i]) + "eb";
565     std::string arm_3 = "arm" + (std::string)(Arch[i]);
566     std::string thumb_1 = "thumbeb" + (std::string)(Arch[i]);
567     std::string thumb_2 = "thumb" + (std::string)(Arch[i]) + "eb";
568     std::string thumb_3 = "thumb" + (std::string)(Arch[i]);
569 
570     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_1));
571     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_2));
572     EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(arm_3));
573 
574     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_1));
575     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_2));
576     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_3));
577     if (i >= 4) {
578       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_1));
579       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_2));
580       EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(thumb_3));
581 
582       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_1));
583       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_2));
584       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_3));
585     }
586   }
587 
588   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("aarch64"));
589   EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian("aarch64_be"));
590 
591   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64"));
592   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_be"));
593   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64"));
594   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_be"));
595 }
596 
597 TEST(TargetParserTest, ARMparseArchProfile) {
598   for (unsigned i = 0; i < array_lengthof(ARMArch); i++) {
599     switch (ARM::parseArch(ARMArch[i])) {
600     case ARM::ArchKind::ARMV6M:
601     case ARM::ArchKind::ARMV7M:
602     case ARM::ArchKind::ARMV7EM:
603     case ARM::ArchKind::ARMV8MMainline:
604     case ARM::ArchKind::ARMV8MBaseline:
605       EXPECT_EQ(ARM::ProfileKind::M, ARM::parseArchProfile(ARMArch[i]));
606       break;
607     case ARM::ArchKind::ARMV7R:
608     case ARM::ArchKind::ARMV8R:
609       EXPECT_EQ(ARM::ProfileKind::R, ARM::parseArchProfile(ARMArch[i]));
610       break;
611     case ARM::ArchKind::ARMV7A:
612     case ARM::ArchKind::ARMV7VE:
613     case ARM::ArchKind::ARMV7K:
614     case ARM::ArchKind::ARMV8A:
615     case ARM::ArchKind::ARMV8_1A:
616     case ARM::ArchKind::ARMV8_2A:
617     case ARM::ArchKind::ARMV8_3A:
618       EXPECT_EQ(ARM::ProfileKind::A, ARM::parseArchProfile(ARMArch[i]));
619       break;
620     default:
621       EXPECT_EQ(ARM::ProfileKind::INVALID, ARM::parseArchProfile(ARMArch[i]));
622       break;
623     }
624   }
625 }
626 
627 TEST(TargetParserTest, ARMparseArchVersion) {
628   for (unsigned i = 0; i < array_lengthof(ARMArch); i++)
629     if (((std::string)ARMArch[i]).substr(0, 4) == "armv")
630       EXPECT_EQ((ARMArch[i][4] - 48u), ARM::parseArchVersion(ARMArch[i]));
631     else
632       EXPECT_EQ(5u, ARM::parseArchVersion(ARMArch[i]));
633 }
634 
635 bool testAArch64CPU(StringRef CPUName, StringRef ExpectedArch,
636                     StringRef ExpectedFPU, unsigned ExpectedFlags,
637                     StringRef CPUAttr) {
638   AArch64::ArchKind AK = AArch64::parseCPUArch(CPUName);
639   bool pass = AArch64::getArchName(AK).equals(ExpectedArch);
640   unsigned FPUKind = AArch64::getDefaultFPU(CPUName, AK);
641   pass &= AArch64::getFPUName(FPUKind).equals(ExpectedFPU);
642 
643   unsigned ExtKind = AArch64::getDefaultExtensions(CPUName, AK);
644   if (ExtKind > 1 && (ExtKind & AArch64::AEK_NONE))
645     pass &= ((ExtKind ^ AArch64::AEK_NONE) == ExpectedFlags);
646   else
647     pass &= (ExtKind == ExpectedFlags);
648 
649   pass &= AArch64::getCPUAttr(AK).equals(CPUAttr);
650 
651   return pass;
652 }
653 
654 TEST(TargetParserTest, testAArch64CPU) {
655   EXPECT_TRUE(testAArch64CPU(
656       "invalid", "invalid", "invalid",
657       AArch64::AEK_NONE, ""));
658   EXPECT_TRUE(testAArch64CPU(
659       "generic", "invalid", "none",
660       AArch64::AEK_NONE, ""));
661 
662   EXPECT_TRUE(testAArch64CPU(
663       "cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
664       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
665       AArch64::AEK_SIMD, "8-A"));
666   EXPECT_TRUE(testAArch64CPU(
667       "cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
668       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
669       AArch64::AEK_SIMD, "8-A"));
670   EXPECT_TRUE(testAArch64CPU(
671       "cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
672       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
673       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
674       AArch64::AEK_RDM | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
675       AArch64::AEK_RCPC, "8.2-A"));
676   EXPECT_TRUE(testAArch64CPU(
677       "cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
678       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
679       AArch64::AEK_SIMD, "8-A"));
680   EXPECT_TRUE(testAArch64CPU(
681       "cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
682       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
683       AArch64::AEK_SIMD, "8-A"));
684   EXPECT_TRUE(testAArch64CPU(
685       "cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
686       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
687       AArch64::AEK_SIMD, "8-A"));
688   EXPECT_TRUE(testAArch64CPU(
689       "cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
690       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
691       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
692       AArch64::AEK_RDM | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
693       AArch64::AEK_RCPC, "8.2-A"));
694   EXPECT_TRUE(testAArch64CPU(
695       "cyclone", "armv8-a", "crypto-neon-fp-armv8",
696       AArch64::AEK_CRYPTO | AArch64::AEK_FP | AArch64::AEK_SIMD, "8-A"));
697   EXPECT_TRUE(testAArch64CPU(
698       "exynos-m1", "armv8-a", "crypto-neon-fp-armv8",
699       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
700       AArch64::AEK_SIMD, "8-A"));
701   EXPECT_TRUE(testAArch64CPU(
702       "exynos-m2", "armv8-a", "crypto-neon-fp-armv8",
703       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
704       AArch64::AEK_SIMD, "8-A"));
705   EXPECT_TRUE(testAArch64CPU(
706       "exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
707       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
708       AArch64::AEK_SIMD, "8-A"));
709   EXPECT_TRUE(testAArch64CPU(
710       "falkor", "armv8-a", "crypto-neon-fp-armv8",
711       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
712       AArch64::AEK_SIMD | AArch64::AEK_RDM, "8-A"));
713   EXPECT_TRUE(testAArch64CPU(
714       "kryo", "armv8-a", "crypto-neon-fp-armv8",
715       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
716       AArch64::AEK_SIMD, "8-A"));
717   EXPECT_TRUE(testAArch64CPU(
718       "thunderx2t99", "armv8.1-a", "crypto-neon-fp-armv8",
719       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_LSE |
720       AArch64::AEK_RDM | AArch64::AEK_FP | AArch64::AEK_SIMD, "8.1-A"));
721   EXPECT_TRUE(testAArch64CPU(
722       "thunderx", "armv8-a", "crypto-neon-fp-armv8",
723       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
724       AArch64::AEK_FP | AArch64::AEK_PROFILE,
725       "8-A"));
726   EXPECT_TRUE(testAArch64CPU(
727       "thunderxt81", "armv8-a", "crypto-neon-fp-armv8",
728       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
729       AArch64::AEK_FP | AArch64::AEK_PROFILE,
730       "8-A"));
731   EXPECT_TRUE(testAArch64CPU(
732       "thunderxt83", "armv8-a", "crypto-neon-fp-armv8",
733       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
734       AArch64::AEK_FP | AArch64::AEK_PROFILE,
735       "8-A"));
736   EXPECT_TRUE(testAArch64CPU(
737       "thunderxt88", "armv8-a", "crypto-neon-fp-armv8",
738       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
739       AArch64::AEK_FP | AArch64::AEK_PROFILE,
740       "8-A"));
741 }
742 
743 bool testAArch64Arch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
744                      unsigned ArchAttr) {
745   AArch64::ArchKind AK = AArch64::parseArch(Arch);
746   return (AK != AArch64::ArchKind::INVALID) &
747          AArch64::getDefaultCPU(Arch).equals(DefaultCPU) &
748          AArch64::getSubArch(AK).equals(SubArch) &
749          (AArch64::getArchAttr(AK) == ArchAttr);
750 }
751 
752 TEST(TargetParserTest, testAArch64Arch) {
753   EXPECT_TRUE(testAArch64Arch("armv8-a", "cortex-a53", "v8",
754                               ARMBuildAttrs::CPUArch::v8_A));
755   EXPECT_TRUE(testAArch64Arch("armv8.1-a", "generic", "v8.1a",
756                               ARMBuildAttrs::CPUArch::v8_A));
757   EXPECT_TRUE(testAArch64Arch("armv8.2-a", "generic", "v8.2a",
758                               ARMBuildAttrs::CPUArch::v8_A));
759   EXPECT_TRUE(testAArch64Arch("armv8.3-a", "generic", "v8.3a",
760                               ARMBuildAttrs::CPUArch::v8_A));
761 }
762 
763 bool testAArch64Extension(StringRef CPUName, AArch64::ArchKind AK,
764                           StringRef ArchExt) {
765   return AArch64::getDefaultExtensions(CPUName, AK) &
766          AArch64::parseArchExt(ArchExt);
767 }
768 
769 TEST(TargetParserTest, testAArch64Extension) {
770   EXPECT_FALSE(testAArch64Extension("cortex-a35",
771                                     AArch64::ArchKind::INVALID, "ras"));
772   EXPECT_FALSE(testAArch64Extension("cortex-a53",
773                                     AArch64::ArchKind::INVALID, "ras"));
774   EXPECT_TRUE(testAArch64Extension("cortex-a55",
775                                     AArch64::ArchKind::INVALID, "ras"));
776   EXPECT_FALSE(testAArch64Extension("cortex-a57",
777                                     AArch64::ArchKind::INVALID, "ras"));
778   EXPECT_FALSE(testAArch64Extension("cortex-a72",
779                                     AArch64::ArchKind::INVALID, "ras"));
780   EXPECT_FALSE(testAArch64Extension("cortex-a73",
781                                     AArch64::ArchKind::INVALID, "ras"));
782   EXPECT_TRUE(testAArch64Extension("cortex-a75",
783                                     AArch64::ArchKind::INVALID, "ras"));
784   EXPECT_FALSE(testAArch64Extension("cyclone",
785                                     AArch64::ArchKind::INVALID, "ras"));
786   EXPECT_FALSE(testAArch64Extension("exynos-m1",
787                                     AArch64::ArchKind::INVALID, "ras"));
788   EXPECT_TRUE(testAArch64Extension("falkor",
789                                    AArch64::ArchKind::INVALID, "rdm"));
790   EXPECT_FALSE(testAArch64Extension("kryo",
791                                     AArch64::ArchKind::INVALID, "ras"));
792   EXPECT_FALSE(testAArch64Extension("thunderx2t99",
793                                     AArch64::ArchKind::INVALID, "ras"));
794   EXPECT_FALSE(testAArch64Extension("thunderx",
795                                     AArch64::ArchKind::INVALID, "lse"));
796   EXPECT_FALSE(testAArch64Extension("thunderxt81",
797                                     AArch64::ArchKind::INVALID, "lse"));
798   EXPECT_FALSE(testAArch64Extension("thunderxt83",
799                                     AArch64::ArchKind::INVALID, "lse"));
800   EXPECT_FALSE(testAArch64Extension("thunderxt88",
801                                     AArch64::ArchKind::INVALID, "lse"));
802 
803   EXPECT_FALSE(testAArch64Extension(
804       "generic", AArch64::ArchKind::ARMV8A, "ras"));
805   EXPECT_FALSE(testAArch64Extension(
806       "generic", AArch64::ArchKind::ARMV8_1A, "ras"));
807   EXPECT_FALSE(testAArch64Extension(
808       "generic", AArch64::ArchKind::ARMV8_2A, "spe"));
809 }
810 
811 TEST(TargetParserTest, AArch64ExtensionFeatures) {
812   std::vector<StringRef> Features;
813   unsigned Extensions = AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
814                         AArch64::AEK_FP | AArch64::AEK_SIMD |
815                         AArch64::AEK_FP16 | AArch64::AEK_PROFILE |
816                         AArch64::AEK_RAS | AArch64::AEK_LSE |
817                         AArch64::AEK_RDM | AArch64::AEK_SVE |
818                         AArch64::AEK_DOTPROD | AArch64::AEK_RCPC;
819 
820   for (unsigned i = 0; i <= Extensions; i++)
821     EXPECT_TRUE(i == 0 ? !AArch64::getExtensionFeatures(i, Features)
822                        : AArch64::getExtensionFeatures(i, Features));
823 }
824 
825 TEST(TargetParserTest, AArch64ArchFeatures) {
826   std::vector<StringRef> Features;
827   AArch64::ArchKind ArchKinds[] = {
828 #define AARCH64_ARCH(NAME, ID, CPU_ATTR, SUB_ARCH, ARCH_ATTR, ARCH_FPU, ARCH_BASE_EXT)       \
829      AArch64::ArchKind::ID,
830 #include "llvm/Support/AArch64TargetParser.def"
831   };
832 
833   for (auto AK : ArchKinds)
834     EXPECT_TRUE((AK == AArch64::ArchKind::INVALID)
835                     ? !AArch64::getArchFeatures(AK, Features)
836                     : AArch64::getArchFeatures(AK, Features));
837 }
838 
839 TEST(TargetParserTest, AArch64ArchExtFeature) {
840   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
841                               {"crypto", "nocrypto", "+crypto", "-crypto"},
842                               {"fp", "nofp", "+fp-armv8", "-fp-armv8"},
843                               {"simd", "nosimd", "+neon", "-neon"},
844                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
845                               {"profile", "noprofile", "+spe", "-spe"},
846                               {"ras", "noras", "+ras", "-ras"},
847                               {"lse", "nolse", "+lse", "-lse"},
848                               {"rdm", "nordm", "+rdm", "-rdm"},
849                               {"sve", "nosve", "+sve", "-sve"},
850                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
851                               {"rcpc", "norcpc", "+rcpc", "-rcpc" }};
852 
853   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
854     EXPECT_EQ(StringRef(ArchExt[i][2]),
855               AArch64::getArchExtFeature(ArchExt[i][0]));
856     EXPECT_EQ(StringRef(ArchExt[i][3]),
857               AArch64::getArchExtFeature(ArchExt[i][1]));
858   }
859 }
860 }
861