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("cortex-a76", "armv8.2-a", "crypto-neon-fp-armv8",
248                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
249                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
250                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_FP16 |
251                          ARM::AEK_RAS | ARM::AEK_DOTPROD,
252                          "8.2-A"));
253   EXPECT_TRUE(testARMCPU("cortex-a76ae", "armv8.2-a", "crypto-neon-fp-armv8",
254                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
255                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
256                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_FP16 |
257                          ARM::AEK_RAS | ARM::AEK_DOTPROD,
258                          "8.2-A"));
259   EXPECT_TRUE(testARMCPU("cyclone", "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-m1", "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("exynos-m2", "armv8-a", "crypto-neon-fp-armv8",
270                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
271                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
272                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
273                          "8-A"));
274   EXPECT_TRUE(testARMCPU("exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
275                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
276                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
277                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
278                          "8-A"));
279   EXPECT_TRUE(testARMCPU("exynos-m4", "armv8.2-a", "crypto-neon-fp-armv8",
280                          ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
281                          ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
282                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP | ARM::AEK_DOTPROD |
283                          ARM::AEK_FP16 | ARM::AEK_RAS,
284                          "8.2-A"));
285   EXPECT_TRUE(testARMCPU("cortex-m23", "armv8-m.base", "none",
286                          ARM::AEK_HWDIVTHUMB, "8-M.Baseline"));
287   EXPECT_TRUE(testARMCPU("cortex-m33", "armv8-m.main", "fpv5-sp-d16",
288                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"));
289   EXPECT_TRUE(testARMCPU("cortex-m35p", "armv8-m.main", "fpv5-sp-d16",
290                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"));
291   EXPECT_TRUE(testARMCPU("iwmmxt", "iwmmxt", "none",
292                          ARM::AEK_NONE, "iwmmxt"));
293   EXPECT_TRUE(testARMCPU("xscale", "xscale", "none",
294                          ARM::AEK_NONE, "xscale"));
295   EXPECT_TRUE(testARMCPU("swift", "armv7s", "neon-vfpv4",
296                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
297                          "7-S"));
298 }
299 
300 static constexpr unsigned NumARMCPUArchs = 85;
301 
302 TEST(TargetParserTest, testARMCPUArchList) {
303   SmallVector<StringRef, NumARMCPUArchs> List;
304   ARM::fillValidCPUArchList(List);
305 
306   // No list exists for these in this test suite, so ensure all are
307   // valid, and match the expected 'magic' count.
308   EXPECT_EQ(List.size(), NumARMCPUArchs);
309   for(StringRef CPU : List) {
310     EXPECT_NE(ARM::parseCPUArch(CPU), ARM::ArchKind::INVALID);
311   }
312 }
313 
314 TEST(TargetParserTest, testInvalidARMArch) {
315   auto InvalidArchStrings = {"armv", "armv99", "noarm"};
316   for (const char* InvalidArch : InvalidArchStrings)
317     EXPECT_EQ(ARM::parseArch(InvalidArch), ARM::ArchKind::INVALID);
318 }
319 
320 bool testARMArch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
321                  unsigned ArchAttr) {
322   ARM::ArchKind AK = ARM::parseArch(Arch);
323   return (AK!= ARM::ArchKind::INVALID) &
324          ARM::getDefaultCPU(Arch).equals(DefaultCPU) &
325          ARM::getSubArch(AK).equals(SubArch) &
326          (ARM::getArchAttr(AK) == ArchAttr);
327 }
328 
329 TEST(TargetParserTest, testARMArch) {
330   EXPECT_TRUE(
331       testARMArch("armv2", "arm2", "v2",
332                           ARMBuildAttrs::CPUArch::Pre_v4));
333   EXPECT_TRUE(
334       testARMArch("armv2a", "arm3", "v2a",
335                           ARMBuildAttrs::CPUArch::Pre_v4));
336   EXPECT_TRUE(
337       testARMArch("armv3", "arm6", "v3",
338                           ARMBuildAttrs::CPUArch::Pre_v4));
339   EXPECT_TRUE(
340       testARMArch("armv3m", "arm7m", "v3m",
341                           ARMBuildAttrs::CPUArch::Pre_v4));
342   EXPECT_TRUE(
343       testARMArch("armv4", "strongarm", "v4",
344                           ARMBuildAttrs::CPUArch::v4));
345   EXPECT_TRUE(
346       testARMArch("armv4t", "arm7tdmi", "v4t",
347                           ARMBuildAttrs::CPUArch::v4T));
348   EXPECT_TRUE(
349       testARMArch("armv5t", "arm10tdmi", "v5",
350                           ARMBuildAttrs::CPUArch::v5T));
351   EXPECT_TRUE(
352       testARMArch("armv5te", "arm1022e", "v5e",
353                           ARMBuildAttrs::CPUArch::v5TE));
354   EXPECT_TRUE(
355       testARMArch("armv5tej", "arm926ej-s", "v5e",
356                           ARMBuildAttrs::CPUArch::v5TEJ));
357   EXPECT_TRUE(
358       testARMArch("armv6", "arm1136jf-s", "v6",
359                           ARMBuildAttrs::CPUArch::v6));
360   EXPECT_TRUE(
361       testARMArch("armv6k", "mpcore", "v6k",
362                           ARMBuildAttrs::CPUArch::v6K));
363   EXPECT_TRUE(
364       testARMArch("armv6t2", "arm1156t2-s", "v6t2",
365                           ARMBuildAttrs::CPUArch::v6T2));
366   EXPECT_TRUE(
367       testARMArch("armv6kz", "arm1176jzf-s", "v6kz",
368                           ARMBuildAttrs::CPUArch::v6KZ));
369   EXPECT_TRUE(
370       testARMArch("armv6-m", "cortex-m0", "v6m",
371                           ARMBuildAttrs::CPUArch::v6_M));
372   EXPECT_TRUE(
373       testARMArch("armv7-a", "generic", "v7",
374                           ARMBuildAttrs::CPUArch::v7));
375   EXPECT_TRUE(
376       testARMArch("armv7ve", "generic", "v7ve",
377                           ARMBuildAttrs::CPUArch::v7));
378   EXPECT_TRUE(
379       testARMArch("armv7-r", "cortex-r4", "v7r",
380                           ARMBuildAttrs::CPUArch::v7));
381   EXPECT_TRUE(
382       testARMArch("armv7-m", "cortex-m3", "v7m",
383                           ARMBuildAttrs::CPUArch::v7));
384   EXPECT_TRUE(
385       testARMArch("armv7e-m", "cortex-m4", "v7em",
386                           ARMBuildAttrs::CPUArch::v7E_M));
387   EXPECT_TRUE(
388       testARMArch("armv8-a", "generic", "v8",
389                           ARMBuildAttrs::CPUArch::v8_A));
390   EXPECT_TRUE(
391       testARMArch("armv8.1-a", "generic", "v8.1a",
392                           ARMBuildAttrs::CPUArch::v8_A));
393   EXPECT_TRUE(
394       testARMArch("armv8.2-a", "generic", "v8.2a",
395                           ARMBuildAttrs::CPUArch::v8_A));
396   EXPECT_TRUE(
397       testARMArch("armv8.3-a", "generic", "v8.3a",
398                           ARMBuildAttrs::CPUArch::v8_A));
399   EXPECT_TRUE(
400       testARMArch("armv8.4-a", "generic", "v8.4a",
401                           ARMBuildAttrs::CPUArch::v8_A));
402   EXPECT_TRUE(
403       testARMArch("armv8.5-a", "generic", "v8.5a",
404                           ARMBuildAttrs::CPUArch::v8_A));
405   EXPECT_TRUE(
406       testARMArch("armv8-r", "cortex-r52", "v8r",
407                           ARMBuildAttrs::CPUArch::v8_R));
408   EXPECT_TRUE(
409       testARMArch("armv8-m.base", "generic", "v8m.base",
410                           ARMBuildAttrs::CPUArch::v8_M_Base));
411   EXPECT_TRUE(
412       testARMArch("armv8-m.main", "generic", "v8m.main",
413                           ARMBuildAttrs::CPUArch::v8_M_Main));
414   EXPECT_TRUE(
415       testARMArch("iwmmxt", "iwmmxt", "",
416                           ARMBuildAttrs::CPUArch::v5TE));
417   EXPECT_TRUE(
418       testARMArch("iwmmxt2", "generic", "",
419                           ARMBuildAttrs::CPUArch::v5TE));
420   EXPECT_TRUE(
421       testARMArch("xscale", "xscale", "v5e",
422                           ARMBuildAttrs::CPUArch::v5TE));
423   EXPECT_TRUE(
424       testARMArch("armv7s", "swift", "v7s",
425                           ARMBuildAttrs::CPUArch::v7));
426   EXPECT_TRUE(
427       testARMArch("armv7k", "generic", "v7k",
428                           ARMBuildAttrs::CPUArch::v7));
429 }
430 
431 bool testARMExtension(StringRef CPUName,ARM::ArchKind ArchKind, StringRef ArchExt) {
432   return ARM::getDefaultExtensions(CPUName, ArchKind) &
433          ARM::parseArchExt(ArchExt);
434 }
435 
436 TEST(TargetParserTest, testARMExtension) {
437   EXPECT_FALSE(testARMExtension("arm2", ARM::ArchKind::INVALID, "thumb"));
438   EXPECT_FALSE(testARMExtension("arm3", ARM::ArchKind::INVALID, "thumb"));
439   EXPECT_FALSE(testARMExtension("arm6", ARM::ArchKind::INVALID, "thumb"));
440   EXPECT_FALSE(testARMExtension("arm7m", ARM::ArchKind::INVALID, "thumb"));
441   EXPECT_FALSE(testARMExtension("strongarm", ARM::ArchKind::INVALID, "dsp"));
442   EXPECT_FALSE(testARMExtension("arm7tdmi", ARM::ArchKind::INVALID, "dsp"));
443   EXPECT_FALSE(testARMExtension("arm10tdmi",
444                                 ARM::ArchKind::INVALID, "simd"));
445   EXPECT_FALSE(testARMExtension("arm1022e", ARM::ArchKind::INVALID, "simd"));
446   EXPECT_FALSE(testARMExtension("arm926ej-s",
447                                 ARM::ArchKind::INVALID, "simd"));
448   EXPECT_FALSE(testARMExtension("arm1136jf-s",
449                                 ARM::ArchKind::INVALID, "crypto"));
450   EXPECT_FALSE(testARMExtension("arm1176j-s",
451                                 ARM::ArchKind::INVALID, "crypto"));
452   EXPECT_FALSE(testARMExtension("arm1156t2-s",
453                                 ARM::ArchKind::INVALID, "crypto"));
454   EXPECT_FALSE(testARMExtension("arm1176jzf-s",
455                                 ARM::ArchKind::INVALID, "crypto"));
456   EXPECT_FALSE(testARMExtension("cortex-m0",
457                                 ARM::ArchKind::INVALID, "crypto"));
458   EXPECT_FALSE(testARMExtension("cortex-a8",
459                                 ARM::ArchKind::INVALID, "crypto"));
460   EXPECT_FALSE(testARMExtension("cortex-r4",
461                                 ARM::ArchKind::INVALID, "crypto"));
462   EXPECT_FALSE(testARMExtension("cortex-m3",
463                                 ARM::ArchKind::INVALID, "crypto"));
464   EXPECT_FALSE(testARMExtension("cortex-a53",
465                                 ARM::ArchKind::INVALID, "ras"));
466   EXPECT_FALSE(testARMExtension("cortex-a53",
467                                 ARM::ArchKind::INVALID, "fp16"));
468   EXPECT_TRUE(testARMExtension("cortex-a55",
469                                 ARM::ArchKind::INVALID, "fp16"));
470   EXPECT_FALSE(testARMExtension("cortex-a55",
471                                 ARM::ArchKind::INVALID, "fp16fml"));
472   EXPECT_TRUE(testARMExtension("cortex-a75",
473                                 ARM::ArchKind::INVALID, "fp16"));
474   EXPECT_FALSE(testARMExtension("cortex-a75",
475                                 ARM::ArchKind::INVALID, "fp16fml"));
476   EXPECT_FALSE(testARMExtension("cortex-r52",
477                                 ARM::ArchKind::INVALID, "ras"));
478   EXPECT_FALSE(testARMExtension("iwmmxt", ARM::ArchKind::INVALID, "crc"));
479   EXPECT_FALSE(testARMExtension("xscale", ARM::ArchKind::INVALID, "crc"));
480   EXPECT_FALSE(testARMExtension("swift", ARM::ArchKind::INVALID, "crc"));
481 
482   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2, "thumb"));
483   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2A, "thumb"));
484   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3, "thumb"));
485   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3M, "thumb"));
486   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4, "dsp"));
487   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4T, "dsp"));
488   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5T, "simd"));
489   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TE, "simd"));
490   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TEJ, "simd"));
491   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6, "crypto"));
492   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6K, "crypto"));
493   EXPECT_FALSE(testARMExtension("generic",
494                                 ARM::ArchKind::ARMV6T2, "crypto"));
495   EXPECT_FALSE(testARMExtension("generic",
496                                 ARM::ArchKind::ARMV6KZ, "crypto"));
497   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6M, "crypto"));
498   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7A, "crypto"));
499   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7R, "crypto"));
500   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7M, "crypto"));
501   EXPECT_FALSE(testARMExtension("generic",
502                                 ARM::ArchKind::ARMV7EM, "crypto"));
503   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8A, "ras"));
504   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_1A, "ras"));
505   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "profile"));
506   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "fp16"));
507   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "fp16fml"));
508   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_3A, "fp16"));
509   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_3A, "fp16fml"));
510   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_4A, "fp16"));
511   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_4A, "fp16fml"));
512   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8R, "ras"));
513   EXPECT_FALSE(testARMExtension("generic",
514                                 ARM::ArchKind::ARMV8MBaseline, "crc"));
515   EXPECT_FALSE(testARMExtension("generic",
516                                 ARM::ArchKind::ARMV8MMainline, "crc"));
517   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT, "crc"));
518   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT2, "crc"));
519   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::XSCALE, "crc"));
520   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7S, "crypto"));
521   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7K, "crypto"));
522 }
523 
524 TEST(TargetParserTest, ARMFPUVersion) {
525   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
526        FK <= ARM::FPUKind::FK_LAST;
527        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
528     if (FK == ARM::FK_LAST || ARM::getFPUName(FK) == "invalid" ||
529         ARM::getFPUName(FK) == "none" || ARM::getFPUName(FK) == "softvfp")
530       EXPECT_EQ(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
531     else
532       EXPECT_NE(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
533 }
534 
535 TEST(TargetParserTest, ARMFPUNeonSupportLevel) {
536   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
537        FK <= ARM::FPUKind::FK_LAST;
538        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
539     if (FK == ARM::FK_LAST ||
540         ARM::getFPUName(FK).find("neon") == std::string::npos)
541       EXPECT_EQ(ARM::NeonSupportLevel::None,
542                  ARM::getFPUNeonSupportLevel(FK));
543     else
544       EXPECT_NE(ARM::NeonSupportLevel::None,
545                 ARM::getFPUNeonSupportLevel(FK));
546 }
547 
548 TEST(TargetParserTest, ARMFPURestriction) {
549   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
550        FK <= ARM::FPUKind::FK_LAST;
551        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1)) {
552     if (FK == ARM::FK_LAST ||
553         (ARM::getFPUName(FK).find("d16") == std::string::npos &&
554          ARM::getFPUName(FK).find("vfpv3xd") == std::string::npos))
555       EXPECT_EQ(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
556     else
557       EXPECT_NE(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
558   }
559 }
560 
561 TEST(TargetParserTest, ARMExtensionFeatures) {
562   std::vector<StringRef> Features;
563   unsigned Extensions = ARM::AEK_CRC | ARM::AEK_CRYPTO | ARM::AEK_DSP |
564                         ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_MP |
565                         ARM::AEK_SEC | ARM::AEK_VIRT | ARM::AEK_RAS | ARM::AEK_FP16 |
566                         ARM::AEK_FP16FML;
567 
568   for (unsigned i = 0; i <= Extensions; i++)
569     EXPECT_TRUE(i == 0 ? !ARM::getExtensionFeatures(i, Features)
570                        : ARM::getExtensionFeatures(i, Features));
571 }
572 
573 TEST(TargetParserTest, ARMFPUFeatures) {
574   std::vector<StringRef> Features;
575   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
576        FK <= ARM::FPUKind::FK_LAST;
577        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
578     EXPECT_TRUE((FK == ARM::FK_INVALID || FK >= ARM::FK_LAST)
579                     ? !ARM::getFPUFeatures(FK, Features)
580                     : ARM::getFPUFeatures(FK, Features));
581 }
582 
583 TEST(TargetParserTest, ARMArchExtFeature) {
584   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
585                               {"crypto", "nocrypto", "+crypto", "-crypto"},
586                               {"dsp", "nodsp", "+dsp", "-dsp"},
587                               {"fp", "nofp", nullptr, nullptr},
588                               {"idiv", "noidiv", nullptr, nullptr},
589                               {"mp", "nomp", nullptr, nullptr},
590                               {"simd", "nosimd", nullptr, nullptr},
591                               {"sec", "nosec", nullptr, nullptr},
592                               {"virt", "novirt", nullptr, nullptr},
593                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
594                               {"fp16fml", "nofp16fml", "+fp16fml", "-fp16fml"},
595                               {"ras", "noras", "+ras", "-ras"},
596                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
597                               {"os", "noos", nullptr, nullptr},
598                               {"iwmmxt", "noiwmmxt", nullptr, nullptr},
599                               {"iwmmxt2", "noiwmmxt2", nullptr, nullptr},
600                               {"maverick", "maverick", nullptr, nullptr},
601                               {"xscale", "noxscale", nullptr, nullptr},
602                               {"sb", "nosb", "+sb", "-sb"}};
603 
604   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
605     EXPECT_EQ(StringRef(ArchExt[i][2]), ARM::getArchExtFeature(ArchExt[i][0]));
606     EXPECT_EQ(StringRef(ArchExt[i][3]), ARM::getArchExtFeature(ArchExt[i][1]));
607   }
608 }
609 
610 TEST(TargetParserTest, ARMparseHWDiv) {
611   const char *hwdiv[] = {"thumb", "arm", "arm,thumb", "thumb,arm"};
612 
613   for (unsigned i = 0; i < array_lengthof(hwdiv); i++)
614     EXPECT_NE(ARM::AEK_INVALID, ARM::parseHWDiv((StringRef)hwdiv[i]));
615 }
616 
617 TEST(TargetParserTest, ARMparseArchEndianAndISA) {
618   const char *Arch[] = {
619       "v2",   "v2a",    "v3",    "v3m",    "v4",    "v4t",    "v5",    "v5t",
620       "v5e",  "v5te",   "v5tej", "v6",     "v6j",   "v6k",    "v6hl",  "v6t2",
621       "v6kz", "v6z",    "v6zk",  "v6-m",   "v6m",   "v6sm",   "v6s-m", "v7-a",
622       "v7",   "v7a",    "v7ve",  "v7hl",   "v7l",   "v7-r",   "v7r",   "v7-m",
623       "v7m",  "v7k",    "v7s",   "v7e-m",  "v7em",  "v8-a",   "v8",    "v8a",
624       "v8l",  "v8.1-a", "v8.1a", "v8.2-a", "v8.2a", "v8.3-a", "v8.3a", "v8.4-a",
625       "v8.4a", "v8.5-a","v8.5a", "v8-r"
626   };
627 
628   for (unsigned i = 0; i < array_lengthof(Arch); i++) {
629     std::string arm_1 = "armeb" + (std::string)(Arch[i]);
630     std::string arm_2 = "arm" + (std::string)(Arch[i]) + "eb";
631     std::string arm_3 = "arm" + (std::string)(Arch[i]);
632     std::string thumb_1 = "thumbeb" + (std::string)(Arch[i]);
633     std::string thumb_2 = "thumb" + (std::string)(Arch[i]) + "eb";
634     std::string thumb_3 = "thumb" + (std::string)(Arch[i]);
635 
636     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_1));
637     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_2));
638     EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(arm_3));
639 
640     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_1));
641     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_2));
642     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_3));
643     if (i >= 4) {
644       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_1));
645       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_2));
646       EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(thumb_3));
647 
648       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_1));
649       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_2));
650       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_3));
651     }
652   }
653 
654   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("aarch64"));
655   EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian("aarch64_be"));
656 
657   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64"));
658   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_be"));
659   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64"));
660   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_be"));
661 }
662 
663 TEST(TargetParserTest, ARMparseArchProfile) {
664   for (unsigned i = 0; i < array_lengthof(ARMArch); i++) {
665     switch (ARM::parseArch(ARMArch[i])) {
666     case ARM::ArchKind::ARMV6M:
667     case ARM::ArchKind::ARMV7M:
668     case ARM::ArchKind::ARMV7EM:
669     case ARM::ArchKind::ARMV8MMainline:
670     case ARM::ArchKind::ARMV8MBaseline:
671       EXPECT_EQ(ARM::ProfileKind::M, ARM::parseArchProfile(ARMArch[i]));
672       break;
673     case ARM::ArchKind::ARMV7R:
674     case ARM::ArchKind::ARMV8R:
675       EXPECT_EQ(ARM::ProfileKind::R, ARM::parseArchProfile(ARMArch[i]));
676       break;
677     case ARM::ArchKind::ARMV7A:
678     case ARM::ArchKind::ARMV7VE:
679     case ARM::ArchKind::ARMV7K:
680     case ARM::ArchKind::ARMV8A:
681     case ARM::ArchKind::ARMV8_1A:
682     case ARM::ArchKind::ARMV8_2A:
683     case ARM::ArchKind::ARMV8_3A:
684     case ARM::ArchKind::ARMV8_4A:
685     case ARM::ArchKind::ARMV8_5A:
686       EXPECT_EQ(ARM::ProfileKind::A, ARM::parseArchProfile(ARMArch[i]));
687       break;
688     default:
689       EXPECT_EQ(ARM::ProfileKind::INVALID, ARM::parseArchProfile(ARMArch[i]));
690       break;
691     }
692   }
693 }
694 
695 TEST(TargetParserTest, ARMparseArchVersion) {
696   for (unsigned i = 0; i < array_lengthof(ARMArch); i++)
697     if (((std::string)ARMArch[i]).substr(0, 4) == "armv")
698       EXPECT_EQ((ARMArch[i][4] - 48u), ARM::parseArchVersion(ARMArch[i]));
699     else
700       EXPECT_EQ(5u, ARM::parseArchVersion(ARMArch[i]));
701 }
702 
703 bool testAArch64CPU(StringRef CPUName, StringRef ExpectedArch,
704                     StringRef ExpectedFPU, unsigned ExpectedFlags,
705                     StringRef CPUAttr) {
706   AArch64::ArchKind AK = AArch64::parseCPUArch(CPUName);
707   bool pass = AArch64::getArchName(AK).equals(ExpectedArch);
708 
709   unsigned ExtKind = AArch64::getDefaultExtensions(CPUName, AK);
710   if (ExtKind > 1 && (ExtKind & AArch64::AEK_NONE))
711     pass &= ((ExtKind ^ AArch64::AEK_NONE) == ExpectedFlags);
712   else
713     pass &= (ExtKind == ExpectedFlags);
714 
715   pass &= AArch64::getCPUAttr(AK).equals(CPUAttr);
716 
717   return pass;
718 }
719 
720 TEST(TargetParserTest, testAArch64CPU) {
721   EXPECT_TRUE(testAArch64CPU(
722       "invalid", "invalid", "invalid",
723       AArch64::AEK_NONE, ""));
724   EXPECT_TRUE(testAArch64CPU(
725       "generic", "invalid", "none",
726       AArch64::AEK_NONE, ""));
727 
728   EXPECT_TRUE(testAArch64CPU(
729       "cortex-a35", "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-a53", "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-a55", "armv8.2-a", "crypto-neon-fp-armv8",
738       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
739       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
740       AArch64::AEK_RDM | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
741       AArch64::AEK_RCPC, "8.2-A"));
742   EXPECT_TRUE(testAArch64CPU(
743       "cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
744       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
745       AArch64::AEK_SIMD, "8-A"));
746   EXPECT_TRUE(testAArch64CPU(
747       "cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
748       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
749       AArch64::AEK_SIMD, "8-A"));
750   EXPECT_TRUE(testAArch64CPU(
751       "cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
752       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
753       AArch64::AEK_SIMD, "8-A"));
754   EXPECT_TRUE(testAArch64CPU(
755       "cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
756       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
757       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
758       AArch64::AEK_RDM | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
759       AArch64::AEK_RCPC, "8.2-A"));
760   EXPECT_TRUE(testAArch64CPU(
761       "cortex-a76", "armv8.2-a", "crypto-neon-fp-armv8",
762       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
763       AArch64::AEK_RDM | AArch64::AEK_SIMD | AArch64::AEK_RAS |
764       AArch64::AEK_LSE | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
765       AArch64::AEK_RCPC| AArch64::AEK_SSBS, "8.2-A"));
766   EXPECT_TRUE(testAArch64CPU(
767       "cortex-a76ae", "armv8.2-a", "crypto-neon-fp-armv8",
768       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
769       AArch64::AEK_RDM | AArch64::AEK_SIMD | AArch64::AEK_RAS |
770       AArch64::AEK_LSE | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
771       AArch64::AEK_RCPC| AArch64::AEK_SSBS, "8.2-A"));
772   EXPECT_TRUE(testAArch64CPU(
773       "cyclone", "armv8-a", "crypto-neon-fp-armv8",
774       AArch64::AEK_CRYPTO | AArch64::AEK_FP | AArch64::AEK_SIMD, "8-A"));
775   EXPECT_TRUE(testAArch64CPU(
776       "exynos-m1", "armv8-a", "crypto-neon-fp-armv8",
777       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
778       AArch64::AEK_SIMD, "8-A"));
779   EXPECT_TRUE(testAArch64CPU(
780       "exynos-m2", "armv8-a", "crypto-neon-fp-armv8",
781       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
782       AArch64::AEK_SIMD, "8-A"));
783   EXPECT_TRUE(testAArch64CPU(
784       "exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
785       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
786       AArch64::AEK_SIMD, "8-A"));
787   EXPECT_TRUE(testAArch64CPU(
788       "exynos-m4", "armv8.2-a", "crypto-neon-fp-armv8",
789       AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
790       AArch64::AEK_DOTPROD | AArch64::AEK_FP | AArch64::AEK_FP16 |
791       AArch64::AEK_LSE | AArch64::AEK_RAS | AArch64::AEK_RDM |
792       AArch64::AEK_SIMD, "8.2-A"));
793   EXPECT_TRUE(testAArch64CPU(
794       "falkor", "armv8-a", "crypto-neon-fp-armv8",
795       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
796       AArch64::AEK_SIMD | AArch64::AEK_RDM, "8-A"));
797   EXPECT_TRUE(testAArch64CPU(
798       "kryo", "armv8-a", "crypto-neon-fp-armv8",
799       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
800       AArch64::AEK_SIMD, "8-A"));
801   EXPECT_TRUE(testAArch64CPU(
802       "thunderx2t99", "armv8.1-a", "crypto-neon-fp-armv8",
803       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_LSE |
804       AArch64::AEK_RDM | AArch64::AEK_FP | AArch64::AEK_SIMD, "8.1-A"));
805   EXPECT_TRUE(testAArch64CPU(
806       "thunderx", "armv8-a", "crypto-neon-fp-armv8",
807       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
808       AArch64::AEK_FP | AArch64::AEK_PROFILE,
809       "8-A"));
810   EXPECT_TRUE(testAArch64CPU(
811       "thunderxt81", "armv8-a", "crypto-neon-fp-armv8",
812       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
813       AArch64::AEK_FP | AArch64::AEK_PROFILE,
814       "8-A"));
815   EXPECT_TRUE(testAArch64CPU(
816       "thunderxt83", "armv8-a", "crypto-neon-fp-armv8",
817       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
818       AArch64::AEK_FP | AArch64::AEK_PROFILE,
819       "8-A"));
820   EXPECT_TRUE(testAArch64CPU(
821       "thunderxt88", "armv8-a", "crypto-neon-fp-armv8",
822       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
823       AArch64::AEK_FP | AArch64::AEK_PROFILE,
824       "8-A"));
825   EXPECT_TRUE(testAArch64CPU(
826       "tsv110", "armv8.2-a", "crypto-neon-fp-armv8",
827       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
828       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
829       AArch64::AEK_RDM | AArch64::AEK_PROFILE | AArch64::AEK_FP16 |
830       AArch64::AEK_FP16FML | AArch64::AEK_DOTPROD,
831       "8.2-A"));
832 }
833 
834 static constexpr unsigned NumAArch64CPUArchs = 23;
835 
836 TEST(TargetParserTest, testAArch64CPUArchList) {
837   SmallVector<StringRef, NumAArch64CPUArchs> List;
838   AArch64::fillValidCPUArchList(List);
839 
840   // No list exists for these in this test suite, so ensure all are
841   // valid, and match the expected 'magic' count.
842   EXPECT_EQ(List.size(), NumAArch64CPUArchs);
843   for(StringRef CPU : List) {
844     EXPECT_NE(AArch64::parseCPUArch(CPU), AArch64::ArchKind::INVALID);
845   }
846 }
847 
848 bool testAArch64Arch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
849                      unsigned ArchAttr) {
850   AArch64::ArchKind AK = AArch64::parseArch(Arch);
851   return (AK != AArch64::ArchKind::INVALID) &
852          AArch64::getDefaultCPU(Arch).equals(DefaultCPU) &
853          AArch64::getSubArch(AK).equals(SubArch) &
854          (AArch64::getArchAttr(AK) == ArchAttr);
855 }
856 
857 TEST(TargetParserTest, testAArch64Arch) {
858   EXPECT_TRUE(testAArch64Arch("armv8-a", "cortex-a53", "v8",
859                               ARMBuildAttrs::CPUArch::v8_A));
860   EXPECT_TRUE(testAArch64Arch("armv8.1-a", "generic", "v8.1a",
861                               ARMBuildAttrs::CPUArch::v8_A));
862   EXPECT_TRUE(testAArch64Arch("armv8.2-a", "generic", "v8.2a",
863                               ARMBuildAttrs::CPUArch::v8_A));
864   EXPECT_TRUE(testAArch64Arch("armv8.3-a", "generic", "v8.3a",
865                               ARMBuildAttrs::CPUArch::v8_A));
866   EXPECT_TRUE(testAArch64Arch("armv8.4-a", "generic", "v8.4a",
867                               ARMBuildAttrs::CPUArch::v8_A));
868   EXPECT_TRUE(testAArch64Arch("armv8.5-a", "generic", "v8.5a",
869                               ARMBuildAttrs::CPUArch::v8_A));
870 }
871 
872 bool testAArch64Extension(StringRef CPUName, AArch64::ArchKind AK,
873                           StringRef ArchExt) {
874   return AArch64::getDefaultExtensions(CPUName, AK) &
875          AArch64::parseArchExt(ArchExt);
876 }
877 
878 TEST(TargetParserTest, testAArch64Extension) {
879   EXPECT_FALSE(testAArch64Extension("cortex-a35",
880                                     AArch64::ArchKind::INVALID, "ras"));
881   EXPECT_FALSE(testAArch64Extension("cortex-a53",
882                                     AArch64::ArchKind::INVALID, "ras"));
883   EXPECT_TRUE(testAArch64Extension("cortex-a55",
884                                     AArch64::ArchKind::INVALID, "ras"));
885   EXPECT_FALSE(testAArch64Extension("cortex-a57",
886                                     AArch64::ArchKind::INVALID, "ras"));
887   EXPECT_FALSE(testAArch64Extension("cortex-a72",
888                                     AArch64::ArchKind::INVALID, "ras"));
889   EXPECT_FALSE(testAArch64Extension("cortex-a73",
890                                     AArch64::ArchKind::INVALID, "ras"));
891   EXPECT_TRUE(testAArch64Extension("cortex-a75",
892                                     AArch64::ArchKind::INVALID, "ras"));
893   EXPECT_FALSE(testAArch64Extension("cyclone",
894                                     AArch64::ArchKind::INVALID, "ras"));
895   EXPECT_FALSE(testAArch64Extension("exynos-m1",
896                                     AArch64::ArchKind::INVALID, "ras"));
897   EXPECT_FALSE(testAArch64Extension("exynos-m2",
898                                     AArch64::ArchKind::INVALID, "ras"));
899   EXPECT_FALSE(testAArch64Extension("exynos-m3",
900                                     AArch64::ArchKind::INVALID, "ras"));
901   EXPECT_TRUE(testAArch64Extension("exynos-m4",
902                                    AArch64::ArchKind::INVALID, "lse"));
903   EXPECT_TRUE(testAArch64Extension("exynos-m4",
904                                    AArch64::ArchKind::INVALID, "rdm"));
905   EXPECT_TRUE(testAArch64Extension("exynos-m4",
906                                    AArch64::ArchKind::INVALID, "ras"));
907   EXPECT_FALSE(testAArch64Extension("exynos-m4",
908                                     AArch64::ArchKind::INVALID, "fullfp16"));
909   EXPECT_TRUE(testAArch64Extension("exynos-m4",
910                                    AArch64::ArchKind::INVALID, "dotprod"));
911   EXPECT_TRUE(testAArch64Extension("falkor",
912                                    AArch64::ArchKind::INVALID, "rdm"));
913   EXPECT_FALSE(testAArch64Extension("kryo",
914                                     AArch64::ArchKind::INVALID, "ras"));
915   EXPECT_TRUE(testAArch64Extension("saphira",
916                                     AArch64::ArchKind::INVALID, "crc"));
917   EXPECT_TRUE(testAArch64Extension("saphira",
918                                     AArch64::ArchKind::INVALID, "lse"));
919   EXPECT_TRUE(testAArch64Extension("saphira",
920                                    AArch64::ArchKind::INVALID, "rdm"));
921   EXPECT_TRUE(testAArch64Extension("saphira",
922                                    AArch64::ArchKind::INVALID, "ras"));
923   EXPECT_TRUE(testAArch64Extension("saphira",
924                                    AArch64::ArchKind::INVALID, "rcpc"));
925   EXPECT_TRUE(testAArch64Extension("saphira",
926                                    AArch64::ArchKind::INVALID, "profile"));
927   EXPECT_FALSE(testAArch64Extension("saphira",
928                                     AArch64::ArchKind::INVALID, "fp16"));
929   EXPECT_TRUE(testAArch64Extension("cortex-a55",
930                                     AArch64::ArchKind::INVALID, "fp16"));
931   EXPECT_FALSE(testAArch64Extension("cortex-a55",
932                                     AArch64::ArchKind::INVALID, "fp16fml"));
933   EXPECT_TRUE(testAArch64Extension("cortex-a55",
934                                     AArch64::ArchKind::INVALID, "dotprod"));
935   EXPECT_TRUE(testAArch64Extension("cortex-a75",
936                                     AArch64::ArchKind::INVALID, "fp16"));
937   EXPECT_FALSE(testAArch64Extension("cortex-a75",
938                                     AArch64::ArchKind::INVALID, "fp16fml"));
939   EXPECT_TRUE(testAArch64Extension("cortex-a75",
940                                     AArch64::ArchKind::INVALID, "dotprod"));
941   EXPECT_FALSE(testAArch64Extension("thunderx2t99",
942                                     AArch64::ArchKind::INVALID, "ras"));
943   EXPECT_FALSE(testAArch64Extension("thunderx",
944                                     AArch64::ArchKind::INVALID, "lse"));
945   EXPECT_FALSE(testAArch64Extension("thunderxt81",
946                                     AArch64::ArchKind::INVALID, "lse"));
947   EXPECT_FALSE(testAArch64Extension("thunderxt83",
948                                     AArch64::ArchKind::INVALID, "lse"));
949   EXPECT_FALSE(testAArch64Extension("thunderxt88",
950                                     AArch64::ArchKind::INVALID, "lse"));
951   EXPECT_TRUE(testAArch64Extension("tsv110",
952                                    AArch64::ArchKind::INVALID, "crypto"));
953   EXPECT_FALSE(testAArch64Extension("tsv110",
954                                     AArch64::ArchKind::INVALID, "sha3"));
955   EXPECT_FALSE(testAArch64Extension("tsv110",
956                                     AArch64::ArchKind::INVALID, "sm4"));
957   EXPECT_TRUE(testAArch64Extension("tsv110",
958                                    AArch64::ArchKind::INVALID, "ras"));
959   EXPECT_TRUE(testAArch64Extension("tsv110",
960                                    AArch64::ArchKind::INVALID, "profile"));
961   EXPECT_TRUE(testAArch64Extension("tsv110",
962                                    AArch64::ArchKind::INVALID, "fp16"));
963   EXPECT_TRUE(testAArch64Extension("tsv110",
964                                    AArch64::ArchKind::INVALID, "fp16fml"));
965   EXPECT_TRUE(testAArch64Extension("tsv110",
966                                    AArch64::ArchKind::INVALID, "dotprod"));
967 
968   EXPECT_FALSE(testAArch64Extension(
969       "generic", AArch64::ArchKind::ARMV8A, "ras"));
970   EXPECT_FALSE(testAArch64Extension(
971       "generic", AArch64::ArchKind::ARMV8_1A, "ras"));
972   EXPECT_FALSE(testAArch64Extension(
973       "generic", AArch64::ArchKind::ARMV8_2A, "profile"));
974   EXPECT_FALSE(testAArch64Extension(
975       "generic", AArch64::ArchKind::ARMV8_2A, "fp16"));
976   EXPECT_FALSE(testAArch64Extension(
977       "generic", AArch64::ArchKind::ARMV8_2A, "fp16fml"));
978   EXPECT_FALSE(testAArch64Extension(
979       "generic", AArch64::ArchKind::ARMV8_3A, "fp16"));
980   EXPECT_FALSE(testAArch64Extension(
981       "generic", AArch64::ArchKind::ARMV8_3A, "fp16fml"));
982   EXPECT_FALSE(testAArch64Extension(
983       "generic", AArch64::ArchKind::ARMV8_4A, "fp16"));
984   EXPECT_FALSE(testAArch64Extension(
985       "generic", AArch64::ArchKind::ARMV8_4A, "fp16fml"));
986 }
987 
988 TEST(TargetParserTest, AArch64ExtensionFeatures) {
989   std::vector<StringRef> Features;
990   unsigned Extensions = AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
991                         AArch64::AEK_FP | AArch64::AEK_SIMD |
992                         AArch64::AEK_FP16 | AArch64::AEK_PROFILE |
993                         AArch64::AEK_RAS | AArch64::AEK_LSE |
994                         AArch64::AEK_RDM | AArch64::AEK_SVE |
995                         AArch64::AEK_DOTPROD | AArch64::AEK_RCPC |
996                         AArch64::AEK_FP16FML;
997 
998   for (unsigned i = 0; i <= Extensions; i++)
999     EXPECT_TRUE(i == 0 ? !AArch64::getExtensionFeatures(i, Features)
1000                        : AArch64::getExtensionFeatures(i, Features));
1001 }
1002 
1003 TEST(TargetParserTest, AArch64ArchFeatures) {
1004   std::vector<StringRef> Features;
1005 
1006   for (auto AK : AArch64::ArchKinds)
1007     EXPECT_TRUE((AK == AArch64::ArchKind::INVALID)
1008                     ? !AArch64::getArchFeatures(AK, Features)
1009                     : AArch64::getArchFeatures(AK, Features));
1010 }
1011 
1012 TEST(TargetParserTest, AArch64ArchExtFeature) {
1013   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
1014                               {"crypto", "nocrypto", "+crypto", "-crypto"},
1015                               {"fp", "nofp", "+fp-armv8", "-fp-armv8"},
1016                               {"simd", "nosimd", "+neon", "-neon"},
1017                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
1018                               {"fp16fml", "nofp16fml", "+fp16fml", "-fp16fml"},
1019                               {"profile", "noprofile", "+spe", "-spe"},
1020                               {"ras", "noras", "+ras", "-ras"},
1021                               {"lse", "nolse", "+lse", "-lse"},
1022                               {"rdm", "nordm", "+rdm", "-rdm"},
1023                               {"sve", "nosve", "+sve", "-sve"},
1024                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
1025                               {"rcpc", "norcpc", "+rcpc", "-rcpc" },
1026                               {"rng", "norng", "+rand", "-rand"},
1027                               {"memtag", "nomemtag", "+mte", "-mte"},
1028                               {"ssbs", "nossbs", "+ssbs", "-ssbs"},
1029                               {"sb", "nosb", "+sb", "-sb"},
1030                               {"predres", "nopredres", "+predres", "-predres"}
1031 };
1032 
1033   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
1034     EXPECT_EQ(StringRef(ArchExt[i][2]),
1035               AArch64::getArchExtFeature(ArchExt[i][0]));
1036     EXPECT_EQ(StringRef(ArchExt[i][3]),
1037               AArch64::getArchExtFeature(ArchExt[i][1]));
1038   }
1039 }
1040 }
1041