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     "armv8l",      "armv8.1-a",    "armv8.1a",    "armv8.2-a", "armv8.2a",
29     "armv8.3-a",   "armv8.3a",     "armv8-r",     "armv8r",    "armv8-m.base",
30     "armv8m.base", "armv8-m.main", "armv8m.main", "iwmmxt",    "iwmmxt2",
31     "xscale"};
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("arm1176j-s", "armv6k", "none",
129                          ARM::AEK_DSP, "6K"));
130   EXPECT_TRUE(testARMCPU("arm1176jz-s", "armv6kz", "none",
131                          ARM::AEK_SEC | ARM::AEK_DSP, "6KZ"));
132   EXPECT_TRUE(testARMCPU("mpcore", "armv6k", "vfpv2",
133                          ARM::AEK_DSP, "6K"));
134   EXPECT_TRUE(testARMCPU("mpcorenovfp", "armv6k", "none",
135                          ARM::AEK_DSP, "6K"));
136   EXPECT_TRUE(testARMCPU("arm1176jzf-s", "armv6kz", "vfpv2",
137                          ARM::AEK_SEC | ARM::AEK_DSP, "6KZ"));
138   EXPECT_TRUE(testARMCPU("arm1156t2-s", "armv6t2", "none",
139                          ARM::AEK_DSP, "6T2"));
140   EXPECT_TRUE(testARMCPU("arm1156t2f-s", "armv6t2", "vfpv2",
141                          ARM::AEK_DSP, "6T2"));
142   EXPECT_TRUE(testARMCPU("cortex-m0", "armv6-m", "none",
143                          ARM::AEK_NONE, "6-M"));
144   EXPECT_TRUE(testARMCPU("cortex-m0plus", "armv6-m", "none",
145                          ARM::AEK_NONE, "6-M"));
146   EXPECT_TRUE(testARMCPU("cortex-m1", "armv6-m", "none",
147                          ARM::AEK_NONE, "6-M"));
148   EXPECT_TRUE(testARMCPU("sc000", "armv6-m", "none",
149                          ARM::AEK_NONE, "6-M"));
150   EXPECT_TRUE(testARMCPU("cortex-a5", "armv7-a", "neon-vfpv4",
151                          ARM::AEK_MP | ARM::AEK_SEC | ARM::AEK_DSP, "7-A"));
152   EXPECT_TRUE(testARMCPU("cortex-a7", "armv7-a", "neon-vfpv4",
153                          ARM::AEK_HWDIVTHUMB | ARM::AEK_HWDIVARM | ARM::AEK_MP |
154                              ARM::AEK_SEC | ARM::AEK_VIRT | ARM::AEK_DSP,
155                          "7-A"));
156   EXPECT_TRUE(testARMCPU("cortex-a8", "armv7-a", "neon",
157                          ARM::AEK_SEC | ARM::AEK_DSP, "7-A"));
158   EXPECT_TRUE(testARMCPU("cortex-a9", "armv7-a", "neon-fp16",
159                          ARM::AEK_MP | ARM::AEK_SEC | ARM::AEK_DSP, "7-A"));
160   EXPECT_TRUE(testARMCPU("cortex-a12", "armv7-a", "neon-vfpv4",
161                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
162                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
163                              ARM::AEK_DSP,
164                          "7-A"));
165   EXPECT_TRUE(testARMCPU("cortex-a15", "armv7-a", "neon-vfpv4",
166                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
167                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
168                              ARM::AEK_DSP,
169                          "7-A"));
170   EXPECT_TRUE(testARMCPU("cortex-a17", "armv7-a", "neon-vfpv4",
171                          ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT |
172                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
173                              ARM::AEK_DSP,
174                          "7-A"));
175   EXPECT_TRUE(testARMCPU("krait", "armv7-a", "neon-vfpv4",
176                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
177                          "7-A"));
178   EXPECT_TRUE(testARMCPU("cortex-r4", "armv7-r", "none",
179                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "7-R"));
180   EXPECT_TRUE(testARMCPU("cortex-r4f", "armv7-r", "vfpv3-d16",
181                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "7-R"));
182   EXPECT_TRUE(testARMCPU("cortex-r5", "armv7-r", "vfpv3-d16",
183                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
184                              ARM::AEK_DSP,
185                          "7-R"));
186   EXPECT_TRUE(testARMCPU("cortex-r7", "armv7-r", "vfpv3-d16-fp16",
187                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
188                              ARM::AEK_DSP,
189                          "7-R"));
190   EXPECT_TRUE(testARMCPU("cortex-r8", "armv7-r", "vfpv3-d16-fp16",
191                          ARM::AEK_MP | ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
192                              ARM::AEK_DSP,
193                          "7-R"));
194   EXPECT_TRUE(testARMCPU("cortex-r52", "armv8-r", "neon-fp-armv8",
195                          ARM::AEK_CRC | ARM::AEK_MP | ARM::AEK_VIRT |
196                              ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB |
197                              ARM::AEK_DSP,
198                          "8-R"));
199   EXPECT_TRUE(
200       testARMCPU("sc300", "armv7-m", "none", ARM::AEK_HWDIVTHUMB, "7-M"));
201   EXPECT_TRUE(
202       testARMCPU("cortex-m3", "armv7-m", "none", ARM::AEK_HWDIVTHUMB, "7-M"));
203   EXPECT_TRUE(testARMCPU("cortex-m4", "armv7e-m", "fpv4-sp-d16",
204                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "7E-M"));
205   EXPECT_TRUE(testARMCPU("cortex-m7", "armv7e-m", "fpv5-d16",
206                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "7E-M"));
207   EXPECT_TRUE(testARMCPU("cortex-a32", "armv8-a", "crypto-neon-fp-armv8",
208                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
209                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
210                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
211                          "8-A"));
212   EXPECT_TRUE(testARMCPU("cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
213                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
214                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
215                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
216                          "8-A"));
217   EXPECT_TRUE(testARMCPU("cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
218                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
219                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
220                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
221                          "8-A"));
222   EXPECT_TRUE(testARMCPU("cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
223                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
224                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
225                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_FP16 |
226                          ARM::AEK_RAS | ARM::AEK_DOTPROD,
227                          "8.2-A"));
228   EXPECT_TRUE(testARMCPU("cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
229                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
230                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
231                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
232                          "8-A"));
233   EXPECT_TRUE(testARMCPU("cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
234                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
235                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
236                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
237                          "8-A"));
238   EXPECT_TRUE(testARMCPU("cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
239                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
240                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
241                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
242                          "8-A"));
243   EXPECT_TRUE(testARMCPU("cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
244                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
245                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
246                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_FP16 |
247                          ARM::AEK_RAS | ARM::AEK_DOTPROD,
248                          "8.2-A"));
249   EXPECT_TRUE(testARMCPU("cyclone", "armv8-a", "crypto-neon-fp-armv8",
250                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
251                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
252                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
253                          "8-A"));
254   EXPECT_TRUE(testARMCPU("exynos-m1", "armv8-a", "crypto-neon-fp-armv8",
255                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
256                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
257                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
258                          "8-A"));
259   EXPECT_TRUE(testARMCPU("exynos-m2", "armv8-a", "crypto-neon-fp-armv8",
260                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
261                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
262                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
263                          "8-A"));
264   EXPECT_TRUE(testARMCPU("exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
265                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
266                              ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
267                              ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
268                          "8-A"));
269   EXPECT_TRUE(testARMCPU("cortex-m23", "armv8-m.base", "none",
270                          ARM::AEK_HWDIVTHUMB, "8-M.Baseline"));
271   EXPECT_TRUE(testARMCPU("cortex-m33", "armv8-m.main", "fpv5-sp-d16",
272                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"));
273   EXPECT_TRUE(testARMCPU("iwmmxt", "iwmmxt", "none",
274                          ARM::AEK_NONE, "iwmmxt"));
275   EXPECT_TRUE(testARMCPU("xscale", "xscale", "none",
276                          ARM::AEK_NONE, "xscale"));
277   EXPECT_TRUE(testARMCPU("swift", "armv7s", "neon-vfpv4",
278                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
279                          "7-S"));
280 }
281 
282 TEST(TargetParserTest, testInvalidARMArch) {
283   auto InvalidArchStrings = {"armv", "armv99", "noarm"};
284   for (const char* InvalidArch : InvalidArchStrings)
285     EXPECT_EQ(ARM::parseArch(InvalidArch), ARM::ArchKind::INVALID);
286 }
287 
288 bool testARMArch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
289                  unsigned ArchAttr) {
290   ARM::ArchKind AK = ARM::parseArch(Arch);
291   return (AK!= ARM::ArchKind::INVALID) &
292          ARM::getDefaultCPU(Arch).equals(DefaultCPU) &
293          ARM::getSubArch(AK).equals(SubArch) &
294          (ARM::getArchAttr(AK) == ArchAttr);
295 }
296 
297 TEST(TargetParserTest, testARMArch) {
298   EXPECT_TRUE(
299       testARMArch("armv2", "arm2", "v2",
300                           ARMBuildAttrs::CPUArch::Pre_v4));
301   EXPECT_TRUE(
302       testARMArch("armv2a", "arm3", "v2a",
303                           ARMBuildAttrs::CPUArch::Pre_v4));
304   EXPECT_TRUE(
305       testARMArch("armv3", "arm6", "v3",
306                           ARMBuildAttrs::CPUArch::Pre_v4));
307   EXPECT_TRUE(
308       testARMArch("armv3m", "arm7m", "v3m",
309                           ARMBuildAttrs::CPUArch::Pre_v4));
310   EXPECT_TRUE(
311       testARMArch("armv4", "strongarm", "v4",
312                           ARMBuildAttrs::CPUArch::v4));
313   EXPECT_TRUE(
314       testARMArch("armv4t", "arm7tdmi", "v4t",
315                           ARMBuildAttrs::CPUArch::v4T));
316   EXPECT_TRUE(
317       testARMArch("armv5t", "arm10tdmi", "v5",
318                           ARMBuildAttrs::CPUArch::v5T));
319   EXPECT_TRUE(
320       testARMArch("armv5te", "arm1022e", "v5e",
321                           ARMBuildAttrs::CPUArch::v5TE));
322   EXPECT_TRUE(
323       testARMArch("armv5tej", "arm926ej-s", "v5e",
324                           ARMBuildAttrs::CPUArch::v5TEJ));
325   EXPECT_TRUE(
326       testARMArch("armv6", "arm1136jf-s", "v6",
327                           ARMBuildAttrs::CPUArch::v6));
328   EXPECT_TRUE(
329       testARMArch("armv6k", "arm1176j-s", "v6k",
330                           ARMBuildAttrs::CPUArch::v6K));
331   EXPECT_TRUE(
332       testARMArch("armv6t2", "arm1156t2-s", "v6t2",
333                           ARMBuildAttrs::CPUArch::v6T2));
334   EXPECT_TRUE(
335       testARMArch("armv6kz", "arm1176jzf-s", "v6kz",
336                           ARMBuildAttrs::CPUArch::v6KZ));
337   EXPECT_TRUE(
338       testARMArch("armv6-m", "cortex-m0", "v6m",
339                           ARMBuildAttrs::CPUArch::v6_M));
340   EXPECT_TRUE(
341       testARMArch("armv7-a", "generic", "v7",
342                           ARMBuildAttrs::CPUArch::v7));
343   EXPECT_TRUE(
344       testARMArch("armv7ve", "generic", "v7ve",
345                           ARMBuildAttrs::CPUArch::v7));
346   EXPECT_TRUE(
347       testARMArch("armv7-r", "cortex-r4", "v7r",
348                           ARMBuildAttrs::CPUArch::v7));
349   EXPECT_TRUE(
350       testARMArch("armv7-m", "cortex-m3", "v7m",
351                           ARMBuildAttrs::CPUArch::v7));
352   EXPECT_TRUE(
353       testARMArch("armv7e-m", "cortex-m4", "v7em",
354                           ARMBuildAttrs::CPUArch::v7E_M));
355   EXPECT_TRUE(
356       testARMArch("armv8-a", "generic", "v8",
357                           ARMBuildAttrs::CPUArch::v8_A));
358   EXPECT_TRUE(
359       testARMArch("armv8.1-a", "generic", "v8.1a",
360                           ARMBuildAttrs::CPUArch::v8_A));
361   EXPECT_TRUE(
362       testARMArch("armv8.2-a", "generic", "v8.2a",
363                           ARMBuildAttrs::CPUArch::v8_A));
364   EXPECT_TRUE(
365       testARMArch("armv8.3-a", "generic", "v8.3a",
366                           ARMBuildAttrs::CPUArch::v8_A));
367   EXPECT_TRUE(
368       testARMArch("armv8-r", "cortex-r52", "v8r",
369                           ARMBuildAttrs::CPUArch::v8_R));
370   EXPECT_TRUE(
371       testARMArch("armv8-m.base", "generic", "v8m.base",
372                           ARMBuildAttrs::CPUArch::v8_M_Base));
373   EXPECT_TRUE(
374       testARMArch("armv8-m.main", "generic", "v8m.main",
375                           ARMBuildAttrs::CPUArch::v8_M_Main));
376   EXPECT_TRUE(
377       testARMArch("iwmmxt", "iwmmxt", "",
378                           ARMBuildAttrs::CPUArch::v5TE));
379   EXPECT_TRUE(
380       testARMArch("iwmmxt2", "generic", "",
381                           ARMBuildAttrs::CPUArch::v5TE));
382   EXPECT_TRUE(
383       testARMArch("xscale", "xscale", "v5e",
384                           ARMBuildAttrs::CPUArch::v5TE));
385   EXPECT_TRUE(
386       testARMArch("armv7s", "swift", "v7s",
387                           ARMBuildAttrs::CPUArch::v7));
388   EXPECT_TRUE(
389       testARMArch("armv7k", "generic", "v7k",
390                           ARMBuildAttrs::CPUArch::v7));
391 }
392 
393 bool testARMExtension(StringRef CPUName,ARM::ArchKind ArchKind, StringRef ArchExt) {
394   return ARM::getDefaultExtensions(CPUName, ArchKind) &
395          ARM::parseArchExt(ArchExt);
396 }
397 
398 TEST(TargetParserTest, testARMExtension) {
399   EXPECT_FALSE(testARMExtension("arm2", ARM::ArchKind::INVALID, "thumb"));
400   EXPECT_FALSE(testARMExtension("arm3", ARM::ArchKind::INVALID, "thumb"));
401   EXPECT_FALSE(testARMExtension("arm6", ARM::ArchKind::INVALID, "thumb"));
402   EXPECT_FALSE(testARMExtension("arm7m", ARM::ArchKind::INVALID, "thumb"));
403   EXPECT_FALSE(testARMExtension("strongarm", ARM::ArchKind::INVALID, "dsp"));
404   EXPECT_FALSE(testARMExtension("arm7tdmi", ARM::ArchKind::INVALID, "dsp"));
405   EXPECT_FALSE(testARMExtension("arm10tdmi",
406                                 ARM::ArchKind::INVALID, "simd"));
407   EXPECT_FALSE(testARMExtension("arm1022e", ARM::ArchKind::INVALID, "simd"));
408   EXPECT_FALSE(testARMExtension("arm926ej-s",
409                                 ARM::ArchKind::INVALID, "simd"));
410   EXPECT_FALSE(testARMExtension("arm1136jf-s",
411                                 ARM::ArchKind::INVALID, "crypto"));
412   EXPECT_FALSE(testARMExtension("arm1176j-s",
413                                 ARM::ArchKind::INVALID, "crypto"));
414   EXPECT_FALSE(testARMExtension("arm1156t2-s",
415                                 ARM::ArchKind::INVALID, "crypto"));
416   EXPECT_FALSE(testARMExtension("arm1176jzf-s",
417                                 ARM::ArchKind::INVALID, "crypto"));
418   EXPECT_FALSE(testARMExtension("cortex-m0",
419                                 ARM::ArchKind::INVALID, "crypto"));
420   EXPECT_FALSE(testARMExtension("cortex-a8",
421                                 ARM::ArchKind::INVALID, "crypto"));
422   EXPECT_FALSE(testARMExtension("cortex-r4",
423                                 ARM::ArchKind::INVALID, "crypto"));
424   EXPECT_FALSE(testARMExtension("cortex-m3",
425                                 ARM::ArchKind::INVALID, "crypto"));
426   EXPECT_FALSE(testARMExtension("cortex-a53",
427                                 ARM::ArchKind::INVALID, "ras"));
428   EXPECT_FALSE(testARMExtension("cortex-r52",
429                                 ARM::ArchKind::INVALID, "ras"));
430   EXPECT_FALSE(testARMExtension("iwmmxt", ARM::ArchKind::INVALID, "crc"));
431   EXPECT_FALSE(testARMExtension("xscale", ARM::ArchKind::INVALID, "crc"));
432   EXPECT_FALSE(testARMExtension("swift", ARM::ArchKind::INVALID, "crc"));
433 
434   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2, "thumb"));
435   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2A, "thumb"));
436   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3, "thumb"));
437   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3M, "thumb"));
438   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4, "dsp"));
439   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4T, "dsp"));
440   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5T, "simd"));
441   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TE, "simd"));
442   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TEJ, "simd"));
443   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6, "crypto"));
444   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6K, "crypto"));
445   EXPECT_FALSE(testARMExtension("generic",
446                                 ARM::ArchKind::ARMV6T2, "crypto"));
447   EXPECT_FALSE(testARMExtension("generic",
448                                 ARM::ArchKind::ARMV6KZ, "crypto"));
449   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6M, "crypto"));
450   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7A, "crypto"));
451   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7R, "crypto"));
452   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7M, "crypto"));
453   EXPECT_FALSE(testARMExtension("generic",
454                                 ARM::ArchKind::ARMV7EM, "crypto"));
455   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8A, "ras"));
456   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_1A, "ras"));
457   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "spe"));
458   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8R, "ras"));
459   EXPECT_FALSE(testARMExtension("generic",
460                                 ARM::ArchKind::ARMV8MBaseline, "crc"));
461   EXPECT_FALSE(testARMExtension("generic",
462                                 ARM::ArchKind::ARMV8MMainline, "crc"));
463   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT, "crc"));
464   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT2, "crc"));
465   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::XSCALE, "crc"));
466   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7S, "crypto"));
467   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7K, "crypto"));
468 }
469 
470 TEST(TargetParserTest, ARMFPUVersion) {
471   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
472        FK <= ARM::FPUKind::FK_LAST;
473        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
474     if (FK == ARM::FK_LAST || ARM::getFPUName(FK) == "invalid" ||
475         ARM::getFPUName(FK) == "none" || ARM::getFPUName(FK) == "softvfp")
476       EXPECT_EQ(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
477     else
478       EXPECT_NE(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
479 }
480 
481 TEST(TargetParserTest, ARMFPUNeonSupportLevel) {
482   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
483        FK <= ARM::FPUKind::FK_LAST;
484        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
485     if (FK == ARM::FK_LAST ||
486         ARM::getFPUName(FK).find("neon") == std::string::npos)
487       EXPECT_EQ(ARM::NeonSupportLevel::None,
488                  ARM::getFPUNeonSupportLevel(FK));
489     else
490       EXPECT_NE(ARM::NeonSupportLevel::None,
491                 ARM::getFPUNeonSupportLevel(FK));
492 }
493 
494 TEST(TargetParserTest, ARMFPURestriction) {
495   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
496        FK <= ARM::FPUKind::FK_LAST;
497        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1)) {
498     if (FK == ARM::FK_LAST ||
499         (ARM::getFPUName(FK).find("d16") == std::string::npos &&
500          ARM::getFPUName(FK).find("vfpv3xd") == std::string::npos))
501       EXPECT_EQ(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
502     else
503       EXPECT_NE(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
504   }
505 }
506 
507 TEST(TargetParserTest, ARMExtensionFeatures) {
508   std::vector<StringRef> Features;
509   unsigned Extensions = ARM::AEK_CRC | ARM::AEK_CRYPTO | ARM::AEK_DSP |
510                         ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_MP |
511                         ARM::AEK_SEC | ARM::AEK_VIRT | ARM::AEK_RAS;
512 
513   for (unsigned i = 0; i <= Extensions; i++)
514     EXPECT_TRUE(i == 0 ? !ARM::getExtensionFeatures(i, Features)
515                        : ARM::getExtensionFeatures(i, Features));
516 }
517 
518 TEST(TargetParserTest, ARMFPUFeatures) {
519   std::vector<StringRef> Features;
520   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
521        FK <= ARM::FPUKind::FK_LAST;
522        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
523     EXPECT_TRUE((FK == ARM::FK_INVALID || FK >= ARM::FK_LAST)
524                     ? !ARM::getFPUFeatures(FK, Features)
525                     : ARM::getFPUFeatures(FK, Features));
526 }
527 
528 TEST(TargetParserTest, ARMArchExtFeature) {
529   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
530                               {"crypto", "nocrypto", "+crypto", "-crypto"},
531                               {"dsp", "nodsp", "+dsp", "-dsp"},
532                               {"fp", "nofp", nullptr, nullptr},
533                               {"idiv", "noidiv", nullptr, nullptr},
534                               {"mp", "nomp", nullptr, nullptr},
535                               {"simd", "nosimd", nullptr, nullptr},
536                               {"sec", "nosec", nullptr, nullptr},
537                               {"virt", "novirt", nullptr, nullptr},
538                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
539                               {"ras", "noras", "+ras", "-ras"},
540                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
541                               {"os", "noos", nullptr, nullptr},
542                               {"iwmmxt", "noiwmmxt", nullptr, nullptr},
543                               {"iwmmxt2", "noiwmmxt2", nullptr, nullptr},
544                               {"maverick", "maverick", nullptr, nullptr},
545                               {"xscale", "noxscale", nullptr, nullptr}};
546 
547   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
548     EXPECT_EQ(StringRef(ArchExt[i][2]), ARM::getArchExtFeature(ArchExt[i][0]));
549     EXPECT_EQ(StringRef(ArchExt[i][3]), ARM::getArchExtFeature(ArchExt[i][1]));
550   }
551 }
552 
553 TEST(TargetParserTest, ARMparseHWDiv) {
554   const char *hwdiv[] = {"thumb", "arm", "arm,thumb", "thumb,arm"};
555 
556   for (unsigned i = 0; i < array_lengthof(hwdiv); i++)
557     EXPECT_NE(ARM::AEK_INVALID, ARM::parseHWDiv((StringRef)hwdiv[i]));
558 }
559 
560 TEST(TargetParserTest, ARMparseArchEndianAndISA) {
561   const char *Arch[] = {
562       "v2",   "v2a",    "v3",    "v3m",    "v4",    "v4t",    "v5",    "v5t",
563       "v5e",  "v5te",   "v5tej", "v6",     "v6j",   "v6k",    "v6hl",  "v6t2",
564       "v6kz", "v6z",    "v6zk",  "v6-m",   "v6m",   "v6sm",   "v6s-m", "v7-a",
565       "v7",   "v7a",    "v7ve",  "v7hl",   "v7l",   "v7-r",   "v7r",   "v7-m",
566       "v7m",  "v7k",    "v7s",   "v7e-m",  "v7em",  "v8-a",   "v8",    "v8a",
567       "v8l",  "v8.1-a", "v8.1a", "v8.2-a", "v8.2a", "v8.3-a", "v8.3a", "v8-r"};
568 
569   for (unsigned i = 0; i < array_lengthof(Arch); i++) {
570     std::string arm_1 = "armeb" + (std::string)(Arch[i]);
571     std::string arm_2 = "arm" + (std::string)(Arch[i]) + "eb";
572     std::string arm_3 = "arm" + (std::string)(Arch[i]);
573     std::string thumb_1 = "thumbeb" + (std::string)(Arch[i]);
574     std::string thumb_2 = "thumb" + (std::string)(Arch[i]) + "eb";
575     std::string thumb_3 = "thumb" + (std::string)(Arch[i]);
576 
577     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_1));
578     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_2));
579     EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(arm_3));
580 
581     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_1));
582     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_2));
583     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_3));
584     if (i >= 4) {
585       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_1));
586       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_2));
587       EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(thumb_3));
588 
589       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_1));
590       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_2));
591       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_3));
592     }
593   }
594 
595   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("aarch64"));
596   EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian("aarch64_be"));
597 
598   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64"));
599   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_be"));
600   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64"));
601   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_be"));
602 }
603 
604 TEST(TargetParserTest, ARMparseArchProfile) {
605   for (unsigned i = 0; i < array_lengthof(ARMArch); i++) {
606     switch (ARM::parseArch(ARMArch[i])) {
607     case ARM::ArchKind::ARMV6M:
608     case ARM::ArchKind::ARMV7M:
609     case ARM::ArchKind::ARMV7EM:
610     case ARM::ArchKind::ARMV8MMainline:
611     case ARM::ArchKind::ARMV8MBaseline:
612       EXPECT_EQ(ARM::ProfileKind::M, ARM::parseArchProfile(ARMArch[i]));
613       break;
614     case ARM::ArchKind::ARMV7R:
615     case ARM::ArchKind::ARMV8R:
616       EXPECT_EQ(ARM::ProfileKind::R, ARM::parseArchProfile(ARMArch[i]));
617       break;
618     case ARM::ArchKind::ARMV7A:
619     case ARM::ArchKind::ARMV7VE:
620     case ARM::ArchKind::ARMV7K:
621     case ARM::ArchKind::ARMV8A:
622     case ARM::ArchKind::ARMV8_1A:
623     case ARM::ArchKind::ARMV8_2A:
624     case ARM::ArchKind::ARMV8_3A:
625       EXPECT_EQ(ARM::ProfileKind::A, ARM::parseArchProfile(ARMArch[i]));
626       break;
627     default:
628       EXPECT_EQ(ARM::ProfileKind::INVALID, ARM::parseArchProfile(ARMArch[i]));
629       break;
630     }
631   }
632 }
633 
634 TEST(TargetParserTest, ARMparseArchVersion) {
635   for (unsigned i = 0; i < array_lengthof(ARMArch); i++)
636     if (((std::string)ARMArch[i]).substr(0, 4) == "armv")
637       EXPECT_EQ((ARMArch[i][4] - 48u), ARM::parseArchVersion(ARMArch[i]));
638     else
639       EXPECT_EQ(5u, ARM::parseArchVersion(ARMArch[i]));
640 }
641 
642 bool testAArch64CPU(StringRef CPUName, StringRef ExpectedArch,
643                     StringRef ExpectedFPU, unsigned ExpectedFlags,
644                     StringRef CPUAttr) {
645   AArch64::ArchKind AK = AArch64::parseCPUArch(CPUName);
646   bool pass = AArch64::getArchName(AK).equals(ExpectedArch);
647   unsigned FPUKind = AArch64::getDefaultFPU(CPUName, AK);
648   pass &= AArch64::getFPUName(FPUKind).equals(ExpectedFPU);
649 
650   unsigned ExtKind = AArch64::getDefaultExtensions(CPUName, AK);
651   if (ExtKind > 1 && (ExtKind & AArch64::AEK_NONE))
652     pass &= ((ExtKind ^ AArch64::AEK_NONE) == ExpectedFlags);
653   else
654     pass &= (ExtKind == ExpectedFlags);
655 
656   pass &= AArch64::getCPUAttr(AK).equals(CPUAttr);
657 
658   return pass;
659 }
660 
661 TEST(TargetParserTest, testAArch64CPU) {
662   EXPECT_TRUE(testAArch64CPU(
663       "invalid", "invalid", "invalid",
664       AArch64::AEK_NONE, ""));
665   EXPECT_TRUE(testAArch64CPU(
666       "generic", "invalid", "none",
667       AArch64::AEK_NONE, ""));
668 
669   EXPECT_TRUE(testAArch64CPU(
670       "cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
671       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
672       AArch64::AEK_SIMD, "8-A"));
673   EXPECT_TRUE(testAArch64CPU(
674       "cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
675       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
676       AArch64::AEK_SIMD, "8-A"));
677   EXPECT_TRUE(testAArch64CPU(
678       "cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
679       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
680       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
681       AArch64::AEK_RDM | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
682       AArch64::AEK_RCPC, "8.2-A"));
683   EXPECT_TRUE(testAArch64CPU(
684       "cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
685       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
686       AArch64::AEK_SIMD, "8-A"));
687   EXPECT_TRUE(testAArch64CPU(
688       "cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
689       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
690       AArch64::AEK_SIMD, "8-A"));
691   EXPECT_TRUE(testAArch64CPU(
692       "cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
693       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
694       AArch64::AEK_SIMD, "8-A"));
695   EXPECT_TRUE(testAArch64CPU(
696       "cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
697       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
698       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
699       AArch64::AEK_RDM | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
700       AArch64::AEK_RCPC, "8.2-A"));
701   EXPECT_TRUE(testAArch64CPU(
702       "cyclone", "armv8-a", "crypto-neon-fp-armv8",
703       AArch64::AEK_CRYPTO | AArch64::AEK_FP | AArch64::AEK_SIMD, "8-A"));
704   EXPECT_TRUE(testAArch64CPU(
705       "exynos-m1", "armv8-a", "crypto-neon-fp-armv8",
706       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
707       AArch64::AEK_SIMD, "8-A"));
708   EXPECT_TRUE(testAArch64CPU(
709       "exynos-m2", "armv8-a", "crypto-neon-fp-armv8",
710       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
711       AArch64::AEK_SIMD, "8-A"));
712   EXPECT_TRUE(testAArch64CPU(
713       "exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
714       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
715       AArch64::AEK_SIMD, "8-A"));
716   EXPECT_TRUE(testAArch64CPU(
717       "falkor", "armv8-a", "crypto-neon-fp-armv8",
718       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
719       AArch64::AEK_SIMD | AArch64::AEK_RDM, "8-A"));
720   EXPECT_TRUE(testAArch64CPU(
721       "kryo", "armv8-a", "crypto-neon-fp-armv8",
722       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
723       AArch64::AEK_SIMD, "8-A"));
724   EXPECT_TRUE(testAArch64CPU(
725       "thunderx2t99", "armv8.1-a", "crypto-neon-fp-armv8",
726       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_LSE |
727       AArch64::AEK_RDM | AArch64::AEK_FP | AArch64::AEK_SIMD, "8.1-A"));
728   EXPECT_TRUE(testAArch64CPU(
729       "thunderx", "armv8-a", "crypto-neon-fp-armv8",
730       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
731       AArch64::AEK_FP | AArch64::AEK_PROFILE,
732       "8-A"));
733   EXPECT_TRUE(testAArch64CPU(
734       "thunderxt81", "armv8-a", "crypto-neon-fp-armv8",
735       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
736       AArch64::AEK_FP | AArch64::AEK_PROFILE,
737       "8-A"));
738   EXPECT_TRUE(testAArch64CPU(
739       "thunderxt83", "armv8-a", "crypto-neon-fp-armv8",
740       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
741       AArch64::AEK_FP | AArch64::AEK_PROFILE,
742       "8-A"));
743   EXPECT_TRUE(testAArch64CPU(
744       "thunderxt88", "armv8-a", "crypto-neon-fp-armv8",
745       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
746       AArch64::AEK_FP | AArch64::AEK_PROFILE,
747       "8-A"));
748 }
749 
750 bool testAArch64Arch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
751                      unsigned ArchAttr) {
752   AArch64::ArchKind AK = AArch64::parseArch(Arch);
753   return (AK != AArch64::ArchKind::INVALID) &
754          AArch64::getDefaultCPU(Arch).equals(DefaultCPU) &
755          AArch64::getSubArch(AK).equals(SubArch) &
756          (AArch64::getArchAttr(AK) == ArchAttr);
757 }
758 
759 TEST(TargetParserTest, testAArch64Arch) {
760   EXPECT_TRUE(testAArch64Arch("armv8-a", "cortex-a53", "v8",
761                               ARMBuildAttrs::CPUArch::v8_A));
762   EXPECT_TRUE(testAArch64Arch("armv8.1-a", "generic", "v8.1a",
763                               ARMBuildAttrs::CPUArch::v8_A));
764   EXPECT_TRUE(testAArch64Arch("armv8.2-a", "generic", "v8.2a",
765                               ARMBuildAttrs::CPUArch::v8_A));
766   EXPECT_TRUE(testAArch64Arch("armv8.3-a", "generic", "v8.3a",
767                               ARMBuildAttrs::CPUArch::v8_A));
768 }
769 
770 bool testAArch64Extension(StringRef CPUName, AArch64::ArchKind AK,
771                           StringRef ArchExt) {
772   return AArch64::getDefaultExtensions(CPUName, AK) &
773          AArch64::parseArchExt(ArchExt);
774 }
775 
776 TEST(TargetParserTest, testAArch64Extension) {
777   EXPECT_FALSE(testAArch64Extension("cortex-a35",
778                                     AArch64::ArchKind::INVALID, "ras"));
779   EXPECT_FALSE(testAArch64Extension("cortex-a53",
780                                     AArch64::ArchKind::INVALID, "ras"));
781   EXPECT_TRUE(testAArch64Extension("cortex-a55",
782                                     AArch64::ArchKind::INVALID, "ras"));
783   EXPECT_FALSE(testAArch64Extension("cortex-a57",
784                                     AArch64::ArchKind::INVALID, "ras"));
785   EXPECT_FALSE(testAArch64Extension("cortex-a72",
786                                     AArch64::ArchKind::INVALID, "ras"));
787   EXPECT_FALSE(testAArch64Extension("cortex-a73",
788                                     AArch64::ArchKind::INVALID, "ras"));
789   EXPECT_TRUE(testAArch64Extension("cortex-a75",
790                                     AArch64::ArchKind::INVALID, "ras"));
791   EXPECT_FALSE(testAArch64Extension("cyclone",
792                                     AArch64::ArchKind::INVALID, "ras"));
793   EXPECT_FALSE(testAArch64Extension("exynos-m1",
794                                     AArch64::ArchKind::INVALID, "ras"));
795   EXPECT_FALSE(testAArch64Extension("exynos-m2",
796                                     AArch64::ArchKind::INVALID, "ras"));
797   EXPECT_FALSE(testAArch64Extension("exynos-m3",
798                                     AArch64::ArchKind::INVALID, "ras"));
799   EXPECT_TRUE(testAArch64Extension("falkor",
800                                    AArch64::ArchKind::INVALID, "rdm"));
801   EXPECT_FALSE(testAArch64Extension("kryo",
802                                     AArch64::ArchKind::INVALID, "ras"));
803   EXPECT_TRUE(testAArch64Extension("saphira",
804                                     AArch64::ArchKind::INVALID, "crc"));
805   EXPECT_TRUE(testAArch64Extension("saphira",
806                                     AArch64::ArchKind::INVALID, "lse"));
807   EXPECT_TRUE(testAArch64Extension("saphira",
808                                    AArch64::ArchKind::INVALID, "rdm"));
809   EXPECT_TRUE(testAArch64Extension("saphira",
810                                    AArch64::ArchKind::INVALID, "ras"));
811   EXPECT_TRUE(testAArch64Extension("saphira",
812                                    AArch64::ArchKind::INVALID, "rcpc"));
813   EXPECT_TRUE(testAArch64Extension("saphira",
814                                    AArch64::ArchKind::INVALID, "profile"));
815   EXPECT_FALSE(testAArch64Extension("saphira",
816                                     AArch64::ArchKind::INVALID, "fullfp16"));
817   EXPECT_FALSE(testAArch64Extension("thunderx2t99",
818                                     AArch64::ArchKind::INVALID, "ras"));
819   EXPECT_FALSE(testAArch64Extension("thunderx",
820                                     AArch64::ArchKind::INVALID, "lse"));
821   EXPECT_FALSE(testAArch64Extension("thunderxt81",
822                                     AArch64::ArchKind::INVALID, "lse"));
823   EXPECT_FALSE(testAArch64Extension("thunderxt83",
824                                     AArch64::ArchKind::INVALID, "lse"));
825   EXPECT_FALSE(testAArch64Extension("thunderxt88",
826                                     AArch64::ArchKind::INVALID, "lse"));
827 
828   EXPECT_FALSE(testAArch64Extension(
829       "generic", AArch64::ArchKind::ARMV8A, "ras"));
830   EXPECT_FALSE(testAArch64Extension(
831       "generic", AArch64::ArchKind::ARMV8_1A, "ras"));
832   EXPECT_FALSE(testAArch64Extension(
833       "generic", AArch64::ArchKind::ARMV8_2A, "spe"));
834 }
835 
836 TEST(TargetParserTest, AArch64ExtensionFeatures) {
837   std::vector<StringRef> Features;
838   unsigned Extensions = AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
839                         AArch64::AEK_FP | AArch64::AEK_SIMD |
840                         AArch64::AEK_FP16 | AArch64::AEK_PROFILE |
841                         AArch64::AEK_RAS | AArch64::AEK_LSE |
842                         AArch64::AEK_RDM | AArch64::AEK_SVE |
843                         AArch64::AEK_DOTPROD | AArch64::AEK_RCPC;
844 
845   for (unsigned i = 0; i <= Extensions; i++)
846     EXPECT_TRUE(i == 0 ? !AArch64::getExtensionFeatures(i, Features)
847                        : AArch64::getExtensionFeatures(i, Features));
848 }
849 
850 TEST(TargetParserTest, AArch64ArchFeatures) {
851   std::vector<StringRef> Features;
852   AArch64::ArchKind ArchKinds[] = {
853 #define AARCH64_ARCH(NAME, ID, CPU_ATTR, SUB_ARCH, ARCH_ATTR, ARCH_FPU, ARCH_BASE_EXT)       \
854      AArch64::ArchKind::ID,
855 #include "llvm/Support/AArch64TargetParser.def"
856   };
857 
858   for (auto AK : ArchKinds)
859     EXPECT_TRUE((AK == AArch64::ArchKind::INVALID)
860                     ? !AArch64::getArchFeatures(AK, Features)
861                     : AArch64::getArchFeatures(AK, Features));
862 }
863 
864 TEST(TargetParserTest, AArch64ArchExtFeature) {
865   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
866                               {"crypto", "nocrypto", "+crypto", "-crypto"},
867                               {"fp", "nofp", "+fp-armv8", "-fp-armv8"},
868                               {"simd", "nosimd", "+neon", "-neon"},
869                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
870                               {"profile", "noprofile", "+spe", "-spe"},
871                               {"ras", "noras", "+ras", "-ras"},
872                               {"lse", "nolse", "+lse", "-lse"},
873                               {"rdm", "nordm", "+rdm", "-rdm"},
874                               {"sve", "nosve", "+sve", "-sve"},
875                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
876                               {"rcpc", "norcpc", "+rcpc", "-rcpc" }};
877 
878   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
879     EXPECT_EQ(StringRef(ArchExt[i][2]),
880               AArch64::getArchExtFeature(ArchExt[i][0]));
881     EXPECT_EQ(StringRef(ArchExt[i][3]),
882               AArch64::getArchExtFeature(ArchExt[i][1]));
883   }
884 }
885 }
886