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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 
testARMCPU(StringRef CPUName,StringRef ExpectedArch,StringRef ExpectedFPU,unsigned ExpectedFlags,StringRef CPUAttr)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 
TEST(TargetParserTest,testARMCPU)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("exynos-m4", "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("cortex-m23", "armv8-m.base", "none",
275                          ARM::AEK_HWDIVTHUMB, "8-M.Baseline"));
276   EXPECT_TRUE(testARMCPU("cortex-m33", "armv8-m.main", "fpv5-sp-d16",
277                          ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP, "8-M.Mainline"));
278   EXPECT_TRUE(testARMCPU("iwmmxt", "iwmmxt", "none",
279                          ARM::AEK_NONE, "iwmmxt"));
280   EXPECT_TRUE(testARMCPU("xscale", "xscale", "none",
281                          ARM::AEK_NONE, "xscale"));
282   EXPECT_TRUE(testARMCPU("swift", "armv7s", "neon-vfpv4",
283                          ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
284                          "7-S"));
285 }
286 
287 static constexpr unsigned NumARMCPUArchs = 83;
288 
TEST(TargetParserTest,testARMCPUArchList)289 TEST(TargetParserTest, testARMCPUArchList) {
290   SmallVector<StringRef, NumARMCPUArchs> List;
291   ARM::fillValidCPUArchList(List);
292 
293   // No list exists for these in this test suite, so ensure all are
294   // valid, and match the expected 'magic' count.
295   EXPECT_EQ(List.size(), NumARMCPUArchs);
296   for(StringRef CPU : List) {
297     EXPECT_NE(ARM::parseCPUArch(CPU), ARM::ArchKind::INVALID);
298   }
299 }
300 
TEST(TargetParserTest,testInvalidARMArch)301 TEST(TargetParserTest, testInvalidARMArch) {
302   auto InvalidArchStrings = {"armv", "armv99", "noarm"};
303   for (const char* InvalidArch : InvalidArchStrings)
304     EXPECT_EQ(ARM::parseArch(InvalidArch), ARM::ArchKind::INVALID);
305 }
306 
testARMArch(StringRef Arch,StringRef DefaultCPU,StringRef SubArch,unsigned ArchAttr)307 bool testARMArch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
308                  unsigned ArchAttr) {
309   ARM::ArchKind AK = ARM::parseArch(Arch);
310   return (AK!= ARM::ArchKind::INVALID) &
311          ARM::getDefaultCPU(Arch).equals(DefaultCPU) &
312          ARM::getSubArch(AK).equals(SubArch) &
313          (ARM::getArchAttr(AK) == ArchAttr);
314 }
315 
TEST(TargetParserTest,testARMArch)316 TEST(TargetParserTest, testARMArch) {
317   EXPECT_TRUE(
318       testARMArch("armv2", "arm2", "v2",
319                           ARMBuildAttrs::CPUArch::Pre_v4));
320   EXPECT_TRUE(
321       testARMArch("armv2a", "arm3", "v2a",
322                           ARMBuildAttrs::CPUArch::Pre_v4));
323   EXPECT_TRUE(
324       testARMArch("armv3", "arm6", "v3",
325                           ARMBuildAttrs::CPUArch::Pre_v4));
326   EXPECT_TRUE(
327       testARMArch("armv3m", "arm7m", "v3m",
328                           ARMBuildAttrs::CPUArch::Pre_v4));
329   EXPECT_TRUE(
330       testARMArch("armv4", "strongarm", "v4",
331                           ARMBuildAttrs::CPUArch::v4));
332   EXPECT_TRUE(
333       testARMArch("armv4t", "arm7tdmi", "v4t",
334                           ARMBuildAttrs::CPUArch::v4T));
335   EXPECT_TRUE(
336       testARMArch("armv5t", "arm10tdmi", "v5",
337                           ARMBuildAttrs::CPUArch::v5T));
338   EXPECT_TRUE(
339       testARMArch("armv5te", "arm1022e", "v5e",
340                           ARMBuildAttrs::CPUArch::v5TE));
341   EXPECT_TRUE(
342       testARMArch("armv5tej", "arm926ej-s", "v5e",
343                           ARMBuildAttrs::CPUArch::v5TEJ));
344   EXPECT_TRUE(
345       testARMArch("armv6", "arm1136jf-s", "v6",
346                           ARMBuildAttrs::CPUArch::v6));
347   EXPECT_TRUE(
348       testARMArch("armv6k", "arm1176j-s", "v6k",
349                           ARMBuildAttrs::CPUArch::v6K));
350   EXPECT_TRUE(
351       testARMArch("armv6t2", "arm1156t2-s", "v6t2",
352                           ARMBuildAttrs::CPUArch::v6T2));
353   EXPECT_TRUE(
354       testARMArch("armv6kz", "arm1176jzf-s", "v6kz",
355                           ARMBuildAttrs::CPUArch::v6KZ));
356   EXPECT_TRUE(
357       testARMArch("armv6-m", "cortex-m0", "v6m",
358                           ARMBuildAttrs::CPUArch::v6_M));
359   EXPECT_TRUE(
360       testARMArch("armv7-a", "generic", "v7",
361                           ARMBuildAttrs::CPUArch::v7));
362   EXPECT_TRUE(
363       testARMArch("armv7ve", "generic", "v7ve",
364                           ARMBuildAttrs::CPUArch::v7));
365   EXPECT_TRUE(
366       testARMArch("armv7-r", "cortex-r4", "v7r",
367                           ARMBuildAttrs::CPUArch::v7));
368   EXPECT_TRUE(
369       testARMArch("armv7-m", "cortex-m3", "v7m",
370                           ARMBuildAttrs::CPUArch::v7));
371   EXPECT_TRUE(
372       testARMArch("armv7e-m", "cortex-m4", "v7em",
373                           ARMBuildAttrs::CPUArch::v7E_M));
374   EXPECT_TRUE(
375       testARMArch("armv8-a", "generic", "v8",
376                           ARMBuildAttrs::CPUArch::v8_A));
377   EXPECT_TRUE(
378       testARMArch("armv8.1-a", "generic", "v8.1a",
379                           ARMBuildAttrs::CPUArch::v8_A));
380   EXPECT_TRUE(
381       testARMArch("armv8.2-a", "generic", "v8.2a",
382                           ARMBuildAttrs::CPUArch::v8_A));
383   EXPECT_TRUE(
384       testARMArch("armv8.3-a", "generic", "v8.3a",
385                           ARMBuildAttrs::CPUArch::v8_A));
386   EXPECT_TRUE(
387       testARMArch("armv8-r", "cortex-r52", "v8r",
388                           ARMBuildAttrs::CPUArch::v8_R));
389   EXPECT_TRUE(
390       testARMArch("armv8-m.base", "generic", "v8m.base",
391                           ARMBuildAttrs::CPUArch::v8_M_Base));
392   EXPECT_TRUE(
393       testARMArch("armv8-m.main", "generic", "v8m.main",
394                           ARMBuildAttrs::CPUArch::v8_M_Main));
395   EXPECT_TRUE(
396       testARMArch("iwmmxt", "iwmmxt", "",
397                           ARMBuildAttrs::CPUArch::v5TE));
398   EXPECT_TRUE(
399       testARMArch("iwmmxt2", "generic", "",
400                           ARMBuildAttrs::CPUArch::v5TE));
401   EXPECT_TRUE(
402       testARMArch("xscale", "xscale", "v5e",
403                           ARMBuildAttrs::CPUArch::v5TE));
404   EXPECT_TRUE(
405       testARMArch("armv7s", "swift", "v7s",
406                           ARMBuildAttrs::CPUArch::v7));
407   EXPECT_TRUE(
408       testARMArch("armv7k", "generic", "v7k",
409                           ARMBuildAttrs::CPUArch::v7));
410 }
411 
testARMExtension(StringRef CPUName,ARM::ArchKind ArchKind,StringRef ArchExt)412 bool testARMExtension(StringRef CPUName,ARM::ArchKind ArchKind, StringRef ArchExt) {
413   return ARM::getDefaultExtensions(CPUName, ArchKind) &
414          ARM::parseArchExt(ArchExt);
415 }
416 
TEST(TargetParserTest,testARMExtension)417 TEST(TargetParserTest, testARMExtension) {
418   EXPECT_FALSE(testARMExtension("arm2", ARM::ArchKind::INVALID, "thumb"));
419   EXPECT_FALSE(testARMExtension("arm3", ARM::ArchKind::INVALID, "thumb"));
420   EXPECT_FALSE(testARMExtension("arm6", ARM::ArchKind::INVALID, "thumb"));
421   EXPECT_FALSE(testARMExtension("arm7m", ARM::ArchKind::INVALID, "thumb"));
422   EXPECT_FALSE(testARMExtension("strongarm", ARM::ArchKind::INVALID, "dsp"));
423   EXPECT_FALSE(testARMExtension("arm7tdmi", ARM::ArchKind::INVALID, "dsp"));
424   EXPECT_FALSE(testARMExtension("arm10tdmi",
425                                 ARM::ArchKind::INVALID, "simd"));
426   EXPECT_FALSE(testARMExtension("arm1022e", ARM::ArchKind::INVALID, "simd"));
427   EXPECT_FALSE(testARMExtension("arm926ej-s",
428                                 ARM::ArchKind::INVALID, "simd"));
429   EXPECT_FALSE(testARMExtension("arm1136jf-s",
430                                 ARM::ArchKind::INVALID, "crypto"));
431   EXPECT_FALSE(testARMExtension("arm1176j-s",
432                                 ARM::ArchKind::INVALID, "crypto"));
433   EXPECT_FALSE(testARMExtension("arm1156t2-s",
434                                 ARM::ArchKind::INVALID, "crypto"));
435   EXPECT_FALSE(testARMExtension("arm1176jzf-s",
436                                 ARM::ArchKind::INVALID, "crypto"));
437   EXPECT_FALSE(testARMExtension("cortex-m0",
438                                 ARM::ArchKind::INVALID, "crypto"));
439   EXPECT_FALSE(testARMExtension("cortex-a8",
440                                 ARM::ArchKind::INVALID, "crypto"));
441   EXPECT_FALSE(testARMExtension("cortex-r4",
442                                 ARM::ArchKind::INVALID, "crypto"));
443   EXPECT_FALSE(testARMExtension("cortex-m3",
444                                 ARM::ArchKind::INVALID, "crypto"));
445   EXPECT_FALSE(testARMExtension("cortex-a53",
446                                 ARM::ArchKind::INVALID, "ras"));
447   EXPECT_FALSE(testARMExtension("cortex-r52",
448                                 ARM::ArchKind::INVALID, "ras"));
449   EXPECT_FALSE(testARMExtension("iwmmxt", ARM::ArchKind::INVALID, "crc"));
450   EXPECT_FALSE(testARMExtension("xscale", ARM::ArchKind::INVALID, "crc"));
451   EXPECT_FALSE(testARMExtension("swift", ARM::ArchKind::INVALID, "crc"));
452 
453   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2, "thumb"));
454   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV2A, "thumb"));
455   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3, "thumb"));
456   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV3M, "thumb"));
457   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4, "dsp"));
458   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV4T, "dsp"));
459   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5T, "simd"));
460   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TE, "simd"));
461   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV5TEJ, "simd"));
462   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6, "crypto"));
463   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6K, "crypto"));
464   EXPECT_FALSE(testARMExtension("generic",
465                                 ARM::ArchKind::ARMV6T2, "crypto"));
466   EXPECT_FALSE(testARMExtension("generic",
467                                 ARM::ArchKind::ARMV6KZ, "crypto"));
468   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV6M, "crypto"));
469   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7A, "crypto"));
470   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7R, "crypto"));
471   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7M, "crypto"));
472   EXPECT_FALSE(testARMExtension("generic",
473                                 ARM::ArchKind::ARMV7EM, "crypto"));
474   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8A, "ras"));
475   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_1A, "ras"));
476   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8_2A, "spe"));
477   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV8R, "ras"));
478   EXPECT_FALSE(testARMExtension("generic",
479                                 ARM::ArchKind::ARMV8MBaseline, "crc"));
480   EXPECT_FALSE(testARMExtension("generic",
481                                 ARM::ArchKind::ARMV8MMainline, "crc"));
482   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT, "crc"));
483   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::IWMMXT2, "crc"));
484   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::XSCALE, "crc"));
485   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7S, "crypto"));
486   EXPECT_FALSE(testARMExtension("generic", ARM::ArchKind::ARMV7K, "crypto"));
487 }
488 
TEST(TargetParserTest,ARMFPUVersion)489 TEST(TargetParserTest, ARMFPUVersion) {
490   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
491        FK <= ARM::FPUKind::FK_LAST;
492        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
493     if (FK == ARM::FK_LAST || ARM::getFPUName(FK) == "invalid" ||
494         ARM::getFPUName(FK) == "none" || ARM::getFPUName(FK) == "softvfp")
495       EXPECT_EQ(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
496     else
497       EXPECT_NE(ARM::FPUVersion::NONE, ARM::getFPUVersion(FK));
498 }
499 
TEST(TargetParserTest,ARMFPUNeonSupportLevel)500 TEST(TargetParserTest, ARMFPUNeonSupportLevel) {
501   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
502        FK <= ARM::FPUKind::FK_LAST;
503        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
504     if (FK == ARM::FK_LAST ||
505         ARM::getFPUName(FK).find("neon") == std::string::npos)
506       EXPECT_EQ(ARM::NeonSupportLevel::None,
507                  ARM::getFPUNeonSupportLevel(FK));
508     else
509       EXPECT_NE(ARM::NeonSupportLevel::None,
510                 ARM::getFPUNeonSupportLevel(FK));
511 }
512 
TEST(TargetParserTest,ARMFPURestriction)513 TEST(TargetParserTest, ARMFPURestriction) {
514   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
515        FK <= ARM::FPUKind::FK_LAST;
516        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1)) {
517     if (FK == ARM::FK_LAST ||
518         (ARM::getFPUName(FK).find("d16") == std::string::npos &&
519          ARM::getFPUName(FK).find("vfpv3xd") == std::string::npos))
520       EXPECT_EQ(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
521     else
522       EXPECT_NE(ARM::FPURestriction::None, ARM::getFPURestriction(FK));
523   }
524 }
525 
TEST(TargetParserTest,ARMExtensionFeatures)526 TEST(TargetParserTest, ARMExtensionFeatures) {
527   std::vector<StringRef> Features;
528   unsigned Extensions = ARM::AEK_CRC | ARM::AEK_CRYPTO | ARM::AEK_DSP |
529                         ARM::AEK_HWDIVARM | ARM::AEK_HWDIVTHUMB | ARM::AEK_MP |
530                         ARM::AEK_SEC | ARM::AEK_VIRT | ARM::AEK_RAS;
531 
532   for (unsigned i = 0; i <= Extensions; i++)
533     EXPECT_TRUE(i == 0 ? !ARM::getExtensionFeatures(i, Features)
534                        : ARM::getExtensionFeatures(i, Features));
535 }
536 
TEST(TargetParserTest,ARMFPUFeatures)537 TEST(TargetParserTest, ARMFPUFeatures) {
538   std::vector<StringRef> Features;
539   for (ARM::FPUKind FK = static_cast<ARM::FPUKind>(0);
540        FK <= ARM::FPUKind::FK_LAST;
541        FK = static_cast<ARM::FPUKind>(static_cast<unsigned>(FK) + 1))
542     EXPECT_TRUE((FK == ARM::FK_INVALID || FK >= ARM::FK_LAST)
543                     ? !ARM::getFPUFeatures(FK, Features)
544                     : ARM::getFPUFeatures(FK, Features));
545 }
546 
TEST(TargetParserTest,ARMArchExtFeature)547 TEST(TargetParserTest, ARMArchExtFeature) {
548   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
549                               {"crypto", "nocrypto", "+crypto", "-crypto"},
550                               {"dsp", "nodsp", "+dsp", "-dsp"},
551                               {"fp", "nofp", nullptr, nullptr},
552                               {"idiv", "noidiv", nullptr, nullptr},
553                               {"mp", "nomp", nullptr, nullptr},
554                               {"simd", "nosimd", nullptr, nullptr},
555                               {"sec", "nosec", nullptr, nullptr},
556                               {"virt", "novirt", nullptr, nullptr},
557                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
558                               {"ras", "noras", "+ras", "-ras"},
559                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
560                               {"os", "noos", nullptr, nullptr},
561                               {"iwmmxt", "noiwmmxt", nullptr, nullptr},
562                               {"iwmmxt2", "noiwmmxt2", nullptr, nullptr},
563                               {"maverick", "maverick", nullptr, nullptr},
564                               {"xscale", "noxscale", nullptr, nullptr}};
565 
566   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
567     EXPECT_EQ(StringRef(ArchExt[i][2]), ARM::getArchExtFeature(ArchExt[i][0]));
568     EXPECT_EQ(StringRef(ArchExt[i][3]), ARM::getArchExtFeature(ArchExt[i][1]));
569   }
570 }
571 
TEST(TargetParserTest,ARMparseHWDiv)572 TEST(TargetParserTest, ARMparseHWDiv) {
573   const char *hwdiv[] = {"thumb", "arm", "arm,thumb", "thumb,arm"};
574 
575   for (unsigned i = 0; i < array_lengthof(hwdiv); i++)
576     EXPECT_NE(ARM::AEK_INVALID, ARM::parseHWDiv((StringRef)hwdiv[i]));
577 }
578 
TEST(TargetParserTest,ARMparseArchEndianAndISA)579 TEST(TargetParserTest, ARMparseArchEndianAndISA) {
580   const char *Arch[] = {
581       "v2",   "v2a",    "v3",    "v3m",    "v4",    "v4t",    "v5",    "v5t",
582       "v5e",  "v5te",   "v5tej", "v6",     "v6j",   "v6k",    "v6hl",  "v6t2",
583       "v6kz", "v6z",    "v6zk",  "v6-m",   "v6m",   "v6sm",   "v6s-m", "v7-a",
584       "v7",   "v7a",    "v7ve",  "v7hl",   "v7l",   "v7-r",   "v7r",   "v7-m",
585       "v7m",  "v7k",    "v7s",   "v7e-m",  "v7em",  "v8-a",   "v8",    "v8a",
586       "v8l",  "v8.1-a", "v8.1a", "v8.2-a", "v8.2a", "v8.3-a", "v8.3a", "v8-r"};
587 
588   for (unsigned i = 0; i < array_lengthof(Arch); i++) {
589     std::string arm_1 = "armeb" + (std::string)(Arch[i]);
590     std::string arm_2 = "arm" + (std::string)(Arch[i]) + "eb";
591     std::string arm_3 = "arm" + (std::string)(Arch[i]);
592     std::string thumb_1 = "thumbeb" + (std::string)(Arch[i]);
593     std::string thumb_2 = "thumb" + (std::string)(Arch[i]) + "eb";
594     std::string thumb_3 = "thumb" + (std::string)(Arch[i]);
595 
596     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_1));
597     EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(arm_2));
598     EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(arm_3));
599 
600     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_1));
601     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_2));
602     EXPECT_EQ(ARM::ISAKind::ARM, ARM::parseArchISA(arm_3));
603     if (i >= 4) {
604       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_1));
605       EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian(thumb_2));
606       EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian(thumb_3));
607 
608       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_1));
609       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_2));
610       EXPECT_EQ(ARM::ISAKind::THUMB, ARM::parseArchISA(thumb_3));
611     }
612   }
613 
614   EXPECT_EQ(ARM::EndianKind::LITTLE, ARM::parseArchEndian("aarch64"));
615   EXPECT_EQ(ARM::EndianKind::BIG, ARM::parseArchEndian("aarch64_be"));
616 
617   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64"));
618   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("aarch64_be"));
619   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64"));
620   EXPECT_EQ(ARM::ISAKind::AARCH64, ARM::parseArchISA("arm64_be"));
621 }
622 
TEST(TargetParserTest,ARMparseArchProfile)623 TEST(TargetParserTest, ARMparseArchProfile) {
624   for (unsigned i = 0; i < array_lengthof(ARMArch); i++) {
625     switch (ARM::parseArch(ARMArch[i])) {
626     case ARM::ArchKind::ARMV6M:
627     case ARM::ArchKind::ARMV7M:
628     case ARM::ArchKind::ARMV7EM:
629     case ARM::ArchKind::ARMV8MMainline:
630     case ARM::ArchKind::ARMV8MBaseline:
631       EXPECT_EQ(ARM::ProfileKind::M, ARM::parseArchProfile(ARMArch[i]));
632       break;
633     case ARM::ArchKind::ARMV7R:
634     case ARM::ArchKind::ARMV8R:
635       EXPECT_EQ(ARM::ProfileKind::R, ARM::parseArchProfile(ARMArch[i]));
636       break;
637     case ARM::ArchKind::ARMV7A:
638     case ARM::ArchKind::ARMV7VE:
639     case ARM::ArchKind::ARMV7K:
640     case ARM::ArchKind::ARMV8A:
641     case ARM::ArchKind::ARMV8_1A:
642     case ARM::ArchKind::ARMV8_2A:
643     case ARM::ArchKind::ARMV8_3A:
644       EXPECT_EQ(ARM::ProfileKind::A, ARM::parseArchProfile(ARMArch[i]));
645       break;
646     default:
647       EXPECT_EQ(ARM::ProfileKind::INVALID, ARM::parseArchProfile(ARMArch[i]));
648       break;
649     }
650   }
651 }
652 
TEST(TargetParserTest,ARMparseArchVersion)653 TEST(TargetParserTest, ARMparseArchVersion) {
654   for (unsigned i = 0; i < array_lengthof(ARMArch); i++)
655     if (((std::string)ARMArch[i]).substr(0, 4) == "armv")
656       EXPECT_EQ((ARMArch[i][4] - 48u), ARM::parseArchVersion(ARMArch[i]));
657     else
658       EXPECT_EQ(5u, ARM::parseArchVersion(ARMArch[i]));
659 }
660 
testAArch64CPU(StringRef CPUName,StringRef ExpectedArch,StringRef ExpectedFPU,unsigned ExpectedFlags,StringRef CPUAttr)661 bool testAArch64CPU(StringRef CPUName, StringRef ExpectedArch,
662                     StringRef ExpectedFPU, unsigned ExpectedFlags,
663                     StringRef CPUAttr) {
664   AArch64::ArchKind AK = AArch64::parseCPUArch(CPUName);
665   bool pass = AArch64::getArchName(AK).equals(ExpectedArch);
666   unsigned FPUKind = AArch64::getDefaultFPU(CPUName, AK);
667   pass &= AArch64::getFPUName(FPUKind).equals(ExpectedFPU);
668 
669   unsigned ExtKind = AArch64::getDefaultExtensions(CPUName, AK);
670   if (ExtKind > 1 && (ExtKind & AArch64::AEK_NONE))
671     pass &= ((ExtKind ^ AArch64::AEK_NONE) == ExpectedFlags);
672   else
673     pass &= (ExtKind == ExpectedFlags);
674 
675   pass &= AArch64::getCPUAttr(AK).equals(CPUAttr);
676 
677   return pass;
678 }
679 
TEST(TargetParserTest,testAArch64CPU)680 TEST(TargetParserTest, testAArch64CPU) {
681   EXPECT_TRUE(testAArch64CPU(
682       "invalid", "invalid", "invalid",
683       AArch64::AEK_NONE, ""));
684   EXPECT_TRUE(testAArch64CPU(
685       "generic", "invalid", "none",
686       AArch64::AEK_NONE, ""));
687 
688   EXPECT_TRUE(testAArch64CPU(
689       "cortex-a35", "armv8-a", "crypto-neon-fp-armv8",
690       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
691       AArch64::AEK_SIMD, "8-A"));
692   EXPECT_TRUE(testAArch64CPU(
693       "cortex-a53", "armv8-a", "crypto-neon-fp-armv8",
694       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
695       AArch64::AEK_SIMD, "8-A"));
696   EXPECT_TRUE(testAArch64CPU(
697       "cortex-a55", "armv8.2-a", "crypto-neon-fp-armv8",
698       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
699       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
700       AArch64::AEK_RDM | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
701       AArch64::AEK_RCPC, "8.2-A"));
702   EXPECT_TRUE(testAArch64CPU(
703       "cortex-a57", "armv8-a", "crypto-neon-fp-armv8",
704       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
705       AArch64::AEK_SIMD, "8-A"));
706   EXPECT_TRUE(testAArch64CPU(
707       "cortex-a72", "armv8-a", "crypto-neon-fp-armv8",
708       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
709       AArch64::AEK_SIMD, "8-A"));
710   EXPECT_TRUE(testAArch64CPU(
711       "cortex-a73", "armv8-a", "crypto-neon-fp-armv8",
712       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
713       AArch64::AEK_SIMD, "8-A"));
714   EXPECT_TRUE(testAArch64CPU(
715       "cortex-a75", "armv8.2-a", "crypto-neon-fp-armv8",
716       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
717       AArch64::AEK_SIMD | AArch64::AEK_RAS | AArch64::AEK_LSE |
718       AArch64::AEK_RDM | AArch64::AEK_FP16 | AArch64::AEK_DOTPROD |
719       AArch64::AEK_RCPC, "8.2-A"));
720   EXPECT_TRUE(testAArch64CPU(
721       "cyclone", "armv8-a", "crypto-neon-fp-armv8",
722       AArch64::AEK_CRYPTO | AArch64::AEK_FP | AArch64::AEK_SIMD, "8-A"));
723   EXPECT_TRUE(testAArch64CPU(
724       "exynos-m1", "armv8-a", "crypto-neon-fp-armv8",
725       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
726       AArch64::AEK_SIMD, "8-A"));
727   EXPECT_TRUE(testAArch64CPU(
728       "exynos-m2", "armv8-a", "crypto-neon-fp-armv8",
729       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
730       AArch64::AEK_SIMD, "8-A"));
731   EXPECT_TRUE(testAArch64CPU(
732       "exynos-m3", "armv8-a", "crypto-neon-fp-armv8",
733       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
734       AArch64::AEK_SIMD, "8-A"));
735   EXPECT_TRUE(testAArch64CPU(
736       "exynos-m4", "armv8-a", "crypto-neon-fp-armv8",
737       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
738       AArch64::AEK_SIMD, "8-A"));
739   EXPECT_TRUE(testAArch64CPU(
740       "falkor", "armv8-a", "crypto-neon-fp-armv8",
741       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
742       AArch64::AEK_SIMD | AArch64::AEK_RDM, "8-A"));
743   EXPECT_TRUE(testAArch64CPU(
744       "kryo", "armv8-a", "crypto-neon-fp-armv8",
745       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
746       AArch64::AEK_SIMD, "8-A"));
747   EXPECT_TRUE(testAArch64CPU(
748       "thunderx2t99", "armv8.1-a", "crypto-neon-fp-armv8",
749       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_LSE |
750       AArch64::AEK_RDM | AArch64::AEK_FP | AArch64::AEK_SIMD, "8.1-A"));
751   EXPECT_TRUE(testAArch64CPU(
752       "thunderx", "armv8-a", "crypto-neon-fp-armv8",
753       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
754       AArch64::AEK_FP | AArch64::AEK_PROFILE,
755       "8-A"));
756   EXPECT_TRUE(testAArch64CPU(
757       "thunderxt81", "armv8-a", "crypto-neon-fp-armv8",
758       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
759       AArch64::AEK_FP | AArch64::AEK_PROFILE,
760       "8-A"));
761   EXPECT_TRUE(testAArch64CPU(
762       "thunderxt83", "armv8-a", "crypto-neon-fp-armv8",
763       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
764       AArch64::AEK_FP | AArch64::AEK_PROFILE,
765       "8-A"));
766   EXPECT_TRUE(testAArch64CPU(
767       "thunderxt88", "armv8-a", "crypto-neon-fp-armv8",
768       AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_SIMD |
769       AArch64::AEK_FP | AArch64::AEK_PROFILE,
770       "8-A"));
771 }
772 
773 static constexpr unsigned NumAArch64CPUArchs = 20;
774 
TEST(TargetParserTest,testAArch64CPUArchList)775 TEST(TargetParserTest, testAArch64CPUArchList) {
776   SmallVector<StringRef, NumAArch64CPUArchs> List;
777   AArch64::fillValidCPUArchList(List);
778 
779   // No list exists for these in this test suite, so ensure all are
780   // valid, and match the expected 'magic' count.
781   EXPECT_EQ(List.size(), NumAArch64CPUArchs);
782   for(StringRef CPU : List) {
783     EXPECT_NE(AArch64::parseCPUArch(CPU), AArch64::ArchKind::INVALID);
784   }
785 }
786 
testAArch64Arch(StringRef Arch,StringRef DefaultCPU,StringRef SubArch,unsigned ArchAttr)787 bool testAArch64Arch(StringRef Arch, StringRef DefaultCPU, StringRef SubArch,
788                      unsigned ArchAttr) {
789   AArch64::ArchKind AK = AArch64::parseArch(Arch);
790   return (AK != AArch64::ArchKind::INVALID) &
791          AArch64::getDefaultCPU(Arch).equals(DefaultCPU) &
792          AArch64::getSubArch(AK).equals(SubArch) &
793          (AArch64::getArchAttr(AK) == ArchAttr);
794 }
795 
TEST(TargetParserTest,testAArch64Arch)796 TEST(TargetParserTest, testAArch64Arch) {
797   EXPECT_TRUE(testAArch64Arch("armv8-a", "cortex-a53", "v8",
798                               ARMBuildAttrs::CPUArch::v8_A));
799   EXPECT_TRUE(testAArch64Arch("armv8.1-a", "generic", "v8.1a",
800                               ARMBuildAttrs::CPUArch::v8_A));
801   EXPECT_TRUE(testAArch64Arch("armv8.2-a", "generic", "v8.2a",
802                               ARMBuildAttrs::CPUArch::v8_A));
803   EXPECT_TRUE(testAArch64Arch("armv8.3-a", "generic", "v8.3a",
804                               ARMBuildAttrs::CPUArch::v8_A));
805 }
806 
testAArch64Extension(StringRef CPUName,AArch64::ArchKind AK,StringRef ArchExt)807 bool testAArch64Extension(StringRef CPUName, AArch64::ArchKind AK,
808                           StringRef ArchExt) {
809   return AArch64::getDefaultExtensions(CPUName, AK) &
810          AArch64::parseArchExt(ArchExt);
811 }
812 
TEST(TargetParserTest,testAArch64Extension)813 TEST(TargetParserTest, testAArch64Extension) {
814   EXPECT_FALSE(testAArch64Extension("cortex-a35",
815                                     AArch64::ArchKind::INVALID, "ras"));
816   EXPECT_FALSE(testAArch64Extension("cortex-a53",
817                                     AArch64::ArchKind::INVALID, "ras"));
818   EXPECT_TRUE(testAArch64Extension("cortex-a55",
819                                     AArch64::ArchKind::INVALID, "ras"));
820   EXPECT_FALSE(testAArch64Extension("cortex-a57",
821                                     AArch64::ArchKind::INVALID, "ras"));
822   EXPECT_FALSE(testAArch64Extension("cortex-a72",
823                                     AArch64::ArchKind::INVALID, "ras"));
824   EXPECT_FALSE(testAArch64Extension("cortex-a73",
825                                     AArch64::ArchKind::INVALID, "ras"));
826   EXPECT_TRUE(testAArch64Extension("cortex-a75",
827                                     AArch64::ArchKind::INVALID, "ras"));
828   EXPECT_FALSE(testAArch64Extension("cyclone",
829                                     AArch64::ArchKind::INVALID, "ras"));
830   EXPECT_FALSE(testAArch64Extension("exynos-m1",
831                                     AArch64::ArchKind::INVALID, "ras"));
832   EXPECT_FALSE(testAArch64Extension("exynos-m2",
833                                     AArch64::ArchKind::INVALID, "ras"));
834   EXPECT_FALSE(testAArch64Extension("exynos-m3",
835                                     AArch64::ArchKind::INVALID, "ras"));
836   EXPECT_FALSE(testAArch64Extension("exynos-m4",
837                                     AArch64::ArchKind::INVALID, "ras"));
838   EXPECT_TRUE(testAArch64Extension("falkor",
839                                    AArch64::ArchKind::INVALID, "rdm"));
840   EXPECT_FALSE(testAArch64Extension("kryo",
841                                     AArch64::ArchKind::INVALID, "ras"));
842   EXPECT_TRUE(testAArch64Extension("saphira",
843                                     AArch64::ArchKind::INVALID, "crc"));
844   EXPECT_TRUE(testAArch64Extension("saphira",
845                                     AArch64::ArchKind::INVALID, "lse"));
846   EXPECT_TRUE(testAArch64Extension("saphira",
847                                    AArch64::ArchKind::INVALID, "rdm"));
848   EXPECT_TRUE(testAArch64Extension("saphira",
849                                    AArch64::ArchKind::INVALID, "ras"));
850   EXPECT_TRUE(testAArch64Extension("saphira",
851                                    AArch64::ArchKind::INVALID, "rcpc"));
852   EXPECT_TRUE(testAArch64Extension("saphira",
853                                    AArch64::ArchKind::INVALID, "profile"));
854   EXPECT_FALSE(testAArch64Extension("saphira",
855                                     AArch64::ArchKind::INVALID, "fullfp16"));
856   EXPECT_FALSE(testAArch64Extension("thunderx2t99",
857                                     AArch64::ArchKind::INVALID, "ras"));
858   EXPECT_FALSE(testAArch64Extension("thunderx",
859                                     AArch64::ArchKind::INVALID, "lse"));
860   EXPECT_FALSE(testAArch64Extension("thunderxt81",
861                                     AArch64::ArchKind::INVALID, "lse"));
862   EXPECT_FALSE(testAArch64Extension("thunderxt83",
863                                     AArch64::ArchKind::INVALID, "lse"));
864   EXPECT_FALSE(testAArch64Extension("thunderxt88",
865                                     AArch64::ArchKind::INVALID, "lse"));
866 
867   EXPECT_FALSE(testAArch64Extension(
868       "generic", AArch64::ArchKind::ARMV8A, "ras"));
869   EXPECT_FALSE(testAArch64Extension(
870       "generic", AArch64::ArchKind::ARMV8_1A, "ras"));
871   EXPECT_FALSE(testAArch64Extension(
872       "generic", AArch64::ArchKind::ARMV8_2A, "spe"));
873 }
874 
TEST(TargetParserTest,AArch64ExtensionFeatures)875 TEST(TargetParserTest, AArch64ExtensionFeatures) {
876   std::vector<StringRef> Features;
877   unsigned Extensions = AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
878                         AArch64::AEK_FP | AArch64::AEK_SIMD |
879                         AArch64::AEK_FP16 | AArch64::AEK_PROFILE |
880                         AArch64::AEK_RAS | AArch64::AEK_LSE |
881                         AArch64::AEK_RDM | AArch64::AEK_SVE |
882                         AArch64::AEK_DOTPROD | AArch64::AEK_RCPC;
883 
884   for (unsigned i = 0; i <= Extensions; i++)
885     EXPECT_TRUE(i == 0 ? !AArch64::getExtensionFeatures(i, Features)
886                        : AArch64::getExtensionFeatures(i, Features));
887 }
888 
TEST(TargetParserTest,AArch64ArchFeatures)889 TEST(TargetParserTest, AArch64ArchFeatures) {
890   std::vector<StringRef> Features;
891   AArch64::ArchKind ArchKinds[] = {
892 #define AARCH64_ARCH(NAME, ID, CPU_ATTR, SUB_ARCH, ARCH_ATTR, ARCH_FPU, ARCH_BASE_EXT)       \
893      AArch64::ArchKind::ID,
894 #include "llvm/Support/AArch64TargetParser.def"
895   };
896 
897   for (auto AK : ArchKinds)
898     EXPECT_TRUE((AK == AArch64::ArchKind::INVALID)
899                     ? !AArch64::getArchFeatures(AK, Features)
900                     : AArch64::getArchFeatures(AK, Features));
901 }
902 
TEST(TargetParserTest,AArch64ArchExtFeature)903 TEST(TargetParserTest, AArch64ArchExtFeature) {
904   const char *ArchExt[][4] = {{"crc", "nocrc", "+crc", "-crc"},
905                               {"crypto", "nocrypto", "+crypto", "-crypto"},
906                               {"fp", "nofp", "+fp-armv8", "-fp-armv8"},
907                               {"simd", "nosimd", "+neon", "-neon"},
908                               {"fp16", "nofp16", "+fullfp16", "-fullfp16"},
909                               {"profile", "noprofile", "+spe", "-spe"},
910                               {"ras", "noras", "+ras", "-ras"},
911                               {"lse", "nolse", "+lse", "-lse"},
912                               {"rdm", "nordm", "+rdm", "-rdm"},
913                               {"sve", "nosve", "+sve", "-sve"},
914                               {"dotprod", "nodotprod", "+dotprod", "-dotprod"},
915                               {"rcpc", "norcpc", "+rcpc", "-rcpc" }};
916 
917   for (unsigned i = 0; i < array_lengthof(ArchExt); i++) {
918     EXPECT_EQ(StringRef(ArchExt[i][2]),
919               AArch64::getArchExtFeature(ArchExt[i][0]));
920     EXPECT_EQ(StringRef(ArchExt[i][3]),
921               AArch64::getArchExtFeature(ArchExt[i][1]));
922   }
923 }
924 }
925