1//===-- clzsi2_test.c - Test __clzsi2 -------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file tests __clzsi2 for the compiler_rt library.
11//
12//===----------------------------------------------------------------------===//
13
14#include "int_lib.h"
15#include <stdio.h>
16
17// Returns: the number of leading 0-bits
18
19// Precondition: a != 0
20
21COMPILER_RT_ABI si_int __clzsi2(si_int a);
22
23int test__clzsi2(si_int a, si_int expected)
24{
25    si_int x = __clzsi2(a);
26    if (x != expected)
27        printf("error in __clzsi2(0x%X) = %d, expected %d\n", a, x, expected);
28    return x != expected;
29}
30
31char assumption_1[sizeof(di_int) == 2*sizeof(si_int)] = {0};
32char assumption_2[sizeof(si_int)*CHAR_BIT == 32] = {0};
33
34int main()
35{
36//    if (test__clzsi2(0x00000000, 32))  // undefined
37//        return 1;
38    if (test__clzsi2(0x00800000, 8))
39        return 1;
40    if (test__clzsi2(0x01000000, 7))
41        return 1;
42    if (test__clzsi2(0x02000000, 6))
43        return 1;
44    if (test__clzsi2(0x03000000, 6))
45        return 1;
46    if (test__clzsi2(0x04000000, 5))
47        return 1;
48    if (test__clzsi2(0x05000000, 5))
49        return 1;
50    if (test__clzsi2(0x06000000, 5))
51        return 1;
52    if (test__clzsi2(0x07000000, 5))
53        return 1;
54    if (test__clzsi2(0x08000000, 4))
55        return 1;
56    if (test__clzsi2(0x09000000, 4))
57        return 1;
58    if (test__clzsi2(0x0A000000, 4))
59        return 1;
60    if (test__clzsi2(0x0B000000, 4))
61        return 1;
62    if (test__clzsi2(0x0C000000, 4))
63        return 1;
64    if (test__clzsi2(0x0D000000, 4))
65        return 1;
66    if (test__clzsi2(0x0E000000, 4))
67        return 1;
68    if (test__clzsi2(0x0F000000, 4))
69        return 1;
70    if (test__clzsi2(0x10000000, 3))
71        return 1;
72    if (test__clzsi2(0x11000000, 3))
73        return 1;
74    if (test__clzsi2(0x12000000, 3))
75        return 1;
76    if (test__clzsi2(0x13000000, 3))
77        return 1;
78    if (test__clzsi2(0x14000000, 3))
79        return 1;
80    if (test__clzsi2(0x15000000, 3))
81        return 1;
82    if (test__clzsi2(0x16000000, 3))
83        return 1;
84    if (test__clzsi2(0x17000000, 3))
85        return 1;
86    if (test__clzsi2(0x18000000, 3))
87        return 1;
88    if (test__clzsi2(0x19000000, 3))
89        return 1;
90    if (test__clzsi2(0x1A000000, 3))
91        return 1;
92    if (test__clzsi2(0x1B000000, 3))
93        return 1;
94    if (test__clzsi2(0x1C000000, 3))
95        return 1;
96    if (test__clzsi2(0x1D000000, 3))
97        return 1;
98    if (test__clzsi2(0x1E000000, 3))
99        return 1;
100    if (test__clzsi2(0x1F000000, 3))
101        return 1;
102    if (test__clzsi2(0x20000000, 2))
103        return 1;
104    if (test__clzsi2(0x21000000, 2))
105        return 1;
106    if (test__clzsi2(0x22000000, 2))
107        return 1;
108    if (test__clzsi2(0x23000000, 2))
109        return 1;
110    if (test__clzsi2(0x24000000, 2))
111        return 1;
112    if (test__clzsi2(0x25000000, 2))
113        return 1;
114    if (test__clzsi2(0x26000000, 2))
115        return 1;
116    if (test__clzsi2(0x27000000, 2))
117        return 1;
118    if (test__clzsi2(0x28000000, 2))
119        return 1;
120    if (test__clzsi2(0x29000000, 2))
121        return 1;
122    if (test__clzsi2(0x2A000000, 2))
123        return 1;
124    if (test__clzsi2(0x2B000000, 2))
125        return 1;
126    if (test__clzsi2(0x2C000000, 2))
127        return 1;
128    if (test__clzsi2(0x2D000000, 2))
129        return 1;
130    if (test__clzsi2(0x2E000000, 2))
131        return 1;
132    if (test__clzsi2(0x2F000000, 2))
133        return 1;
134    if (test__clzsi2(0x30000000, 2))
135        return 1;
136    if (test__clzsi2(0x31000000, 2))
137        return 1;
138    if (test__clzsi2(0x32000000, 2))
139        return 1;
140    if (test__clzsi2(0x33000000, 2))
141        return 1;
142    if (test__clzsi2(0x34000000, 2))
143        return 1;
144    if (test__clzsi2(0x35000000, 2))
145        return 1;
146    if (test__clzsi2(0x36000000, 2))
147        return 1;
148    if (test__clzsi2(0x37000000, 2))
149        return 1;
150    if (test__clzsi2(0x38000000, 2))
151        return 1;
152    if (test__clzsi2(0x39000000, 2))
153        return 1;
154    if (test__clzsi2(0x3A000000, 2))
155        return 1;
156    if (test__clzsi2(0x3B000000, 2))
157        return 1;
158    if (test__clzsi2(0x3C000000, 2))
159        return 1;
160    if (test__clzsi2(0x3D000000, 2))
161        return 1;
162    if (test__clzsi2(0x3E000000, 2))
163        return 1;
164    if (test__clzsi2(0x3F000000, 2))
165        return 1;
166    if (test__clzsi2(0x40000000, 1))
167        return 1;
168    if (test__clzsi2(0x41000000, 1))
169        return 1;
170    if (test__clzsi2(0x42000000, 1))
171        return 1;
172    if (test__clzsi2(0x43000000, 1))
173        return 1;
174    if (test__clzsi2(0x44000000, 1))
175        return 1;
176    if (test__clzsi2(0x45000000, 1))
177        return 1;
178    if (test__clzsi2(0x46000000, 1))
179        return 1;
180    if (test__clzsi2(0x47000000, 1))
181        return 1;
182    if (test__clzsi2(0x48000000, 1))
183        return 1;
184    if (test__clzsi2(0x49000000, 1))
185        return 1;
186    if (test__clzsi2(0x4A000000, 1))
187        return 1;
188    if (test__clzsi2(0x4B000000, 1))
189        return 1;
190    if (test__clzsi2(0x4C000000, 1))
191        return 1;
192    if (test__clzsi2(0x4D000000, 1))
193        return 1;
194    if (test__clzsi2(0x4E000000, 1))
195        return 1;
196    if (test__clzsi2(0x4F000000, 1))
197        return 1;
198    if (test__clzsi2(0x50000000, 1))
199        return 1;
200    if (test__clzsi2(0x51000000, 1))
201        return 1;
202    if (test__clzsi2(0x52000000, 1))
203        return 1;
204    if (test__clzsi2(0x53000000, 1))
205        return 1;
206    if (test__clzsi2(0x54000000, 1))
207        return 1;
208    if (test__clzsi2(0x55000000, 1))
209        return 1;
210    if (test__clzsi2(0x56000000, 1))
211        return 1;
212    if (test__clzsi2(0x57000000, 1))
213        return 1;
214    if (test__clzsi2(0x58000000, 1))
215        return 1;
216    if (test__clzsi2(0x59000000, 1))
217        return 1;
218    if (test__clzsi2(0x5A000000, 1))
219        return 1;
220    if (test__clzsi2(0x5B000000, 1))
221        return 1;
222    if (test__clzsi2(0x5C000000, 1))
223        return 1;
224    if (test__clzsi2(0x5D000000, 1))
225        return 1;
226    if (test__clzsi2(0x5E000000, 1))
227        return 1;
228    if (test__clzsi2(0x5F000000, 1))
229        return 1;
230    if (test__clzsi2(0x60000000, 1))
231        return 1;
232    if (test__clzsi2(0x61000000, 1))
233        return 1;
234    if (test__clzsi2(0x62000000, 1))
235        return 1;
236    if (test__clzsi2(0x63000000, 1))
237        return 1;
238    if (test__clzsi2(0x64000000, 1))
239        return 1;
240    if (test__clzsi2(0x65000000, 1))
241        return 1;
242    if (test__clzsi2(0x66000000, 1))
243        return 1;
244    if (test__clzsi2(0x67000000, 1))
245        return 1;
246    if (test__clzsi2(0x68000000, 1))
247        return 1;
248    if (test__clzsi2(0x69000000, 1))
249        return 1;
250    if (test__clzsi2(0x6A000000, 1))
251        return 1;
252    if (test__clzsi2(0x6B000000, 1))
253        return 1;
254    if (test__clzsi2(0x6C000000, 1))
255        return 1;
256    if (test__clzsi2(0x6D000000, 1))
257        return 1;
258    if (test__clzsi2(0x6E000000, 1))
259        return 1;
260    if (test__clzsi2(0x6F000000, 1))
261        return 1;
262    if (test__clzsi2(0x70000000, 1))
263        return 1;
264    if (test__clzsi2(0x71000000, 1))
265        return 1;
266    if (test__clzsi2(0x72000000, 1))
267        return 1;
268    if (test__clzsi2(0x73000000, 1))
269        return 1;
270    if (test__clzsi2(0x74000000, 1))
271        return 1;
272    if (test__clzsi2(0x75000000, 1))
273        return 1;
274    if (test__clzsi2(0x76000000, 1))
275        return 1;
276    if (test__clzsi2(0x77000000, 1))
277        return 1;
278    if (test__clzsi2(0x78000000, 1))
279        return 1;
280    if (test__clzsi2(0x79000000, 1))
281        return 1;
282    if (test__clzsi2(0x7A000000, 1))
283        return 1;
284    if (test__clzsi2(0x7B000000, 1))
285        return 1;
286    if (test__clzsi2(0x7C000000, 1))
287        return 1;
288    if (test__clzsi2(0x7D000000, 1))
289        return 1;
290    if (test__clzsi2(0x7E000000, 1))
291        return 1;
292    if (test__clzsi2(0x7F000000, 1))
293        return 1;
294    if (test__clzsi2(0x80000000, 0))
295        return 1;
296    if (test__clzsi2(0x81000000, 0))
297        return 1;
298    if (test__clzsi2(0x82000000, 0))
299        return 1;
300    if (test__clzsi2(0x83000000, 0))
301        return 1;
302    if (test__clzsi2(0x84000000, 0))
303        return 1;
304    if (test__clzsi2(0x85000000, 0))
305        return 1;
306    if (test__clzsi2(0x86000000, 0))
307        return 1;
308    if (test__clzsi2(0x87000000, 0))
309        return 1;
310    if (test__clzsi2(0x88000000, 0))
311        return 1;
312    if (test__clzsi2(0x89000000, 0))
313        return 1;
314    if (test__clzsi2(0x8A000000, 0))
315        return 1;
316    if (test__clzsi2(0x8B000000, 0))
317        return 1;
318    if (test__clzsi2(0x8C000000, 0))
319        return 1;
320    if (test__clzsi2(0x8D000000, 0))
321        return 1;
322    if (test__clzsi2(0x8E000000, 0))
323        return 1;
324    if (test__clzsi2(0x8F000000, 0))
325        return 1;
326    if (test__clzsi2(0x90000000, 0))
327        return 1;
328    if (test__clzsi2(0x91000000, 0))
329        return 1;
330    if (test__clzsi2(0x92000000, 0))
331        return 1;
332    if (test__clzsi2(0x93000000, 0))
333        return 1;
334    if (test__clzsi2(0x94000000, 0))
335        return 1;
336    if (test__clzsi2(0x95000000, 0))
337        return 1;
338    if (test__clzsi2(0x96000000, 0))
339        return 1;
340    if (test__clzsi2(0x97000000, 0))
341        return 1;
342    if (test__clzsi2(0x98000000, 0))
343        return 1;
344    if (test__clzsi2(0x99000000, 0))
345        return 1;
346    if (test__clzsi2(0x9A000000, 0))
347        return 1;
348    if (test__clzsi2(0x9B000000, 0))
349        return 1;
350    if (test__clzsi2(0x9C000000, 0))
351        return 1;
352    if (test__clzsi2(0x9D000000, 0))
353        return 1;
354    if (test__clzsi2(0x9E000000, 0))
355        return 1;
356    if (test__clzsi2(0x9F000000, 0))
357        return 1;
358    if (test__clzsi2(0xA0000000, 0))
359        return 1;
360    if (test__clzsi2(0xA1000000, 0))
361        return 1;
362    if (test__clzsi2(0xA2000000, 0))
363        return 1;
364    if (test__clzsi2(0xA3000000, 0))
365        return 1;
366    if (test__clzsi2(0xA4000000, 0))
367        return 1;
368    if (test__clzsi2(0xA5000000, 0))
369        return 1;
370    if (test__clzsi2(0xA6000000, 0))
371        return 1;
372    if (test__clzsi2(0xA7000000, 0))
373        return 1;
374    if (test__clzsi2(0xA8000000, 0))
375        return 1;
376    if (test__clzsi2(0xA9000000, 0))
377        return 1;
378    if (test__clzsi2(0xAA000000, 0))
379        return 1;
380    if (test__clzsi2(0xAB000000, 0))
381        return 1;
382    if (test__clzsi2(0xAC000000, 0))
383        return 1;
384    if (test__clzsi2(0xAD000000, 0))
385        return 1;
386    if (test__clzsi2(0xAE000000, 0))
387        return 1;
388    if (test__clzsi2(0xAF000000, 0))
389        return 1;
390    if (test__clzsi2(0xB0000000, 0))
391        return 1;
392    if (test__clzsi2(0xB1000000, 0))
393        return 1;
394    if (test__clzsi2(0xB2000000, 0))
395        return 1;
396    if (test__clzsi2(0xB3000000, 0))
397        return 1;
398    if (test__clzsi2(0xB4000000, 0))
399        return 1;
400    if (test__clzsi2(0xB5000000, 0))
401        return 1;
402    if (test__clzsi2(0xB6000000, 0))
403        return 1;
404    if (test__clzsi2(0xB7000000, 0))
405        return 1;
406    if (test__clzsi2(0xB8000000, 0))
407        return 1;
408    if (test__clzsi2(0xB9000000, 0))
409        return 1;
410    if (test__clzsi2(0xBA000000, 0))
411        return 1;
412    if (test__clzsi2(0xBB000000, 0))
413        return 1;
414    if (test__clzsi2(0xBC000000, 0))
415        return 1;
416    if (test__clzsi2(0xBD000000, 0))
417        return 1;
418    if (test__clzsi2(0xBE000000, 0))
419        return 1;
420    if (test__clzsi2(0xBF000000, 0))
421        return 1;
422    if (test__clzsi2(0xC0000000, 0))
423        return 1;
424    if (test__clzsi2(0xC1000000, 0))
425        return 1;
426    if (test__clzsi2(0xC2000000, 0))
427        return 1;
428    if (test__clzsi2(0xC3000000, 0))
429        return 1;
430    if (test__clzsi2(0xC4000000, 0))
431        return 1;
432    if (test__clzsi2(0xC5000000, 0))
433        return 1;
434    if (test__clzsi2(0xC6000000, 0))
435        return 1;
436    if (test__clzsi2(0xC7000000, 0))
437        return 1;
438    if (test__clzsi2(0xC8000000, 0))
439        return 1;
440    if (test__clzsi2(0xC9000000, 0))
441        return 1;
442    if (test__clzsi2(0xCA000000, 0))
443        return 1;
444    if (test__clzsi2(0xCB000000, 0))
445        return 1;
446    if (test__clzsi2(0xCC000000, 0))
447        return 1;
448    if (test__clzsi2(0xCD000000, 0))
449        return 1;
450    if (test__clzsi2(0xCE000000, 0))
451        return 1;
452    if (test__clzsi2(0xCF000000, 0))
453        return 1;
454    if (test__clzsi2(0xD0000000, 0))
455        return 1;
456    if (test__clzsi2(0xD1000000, 0))
457        return 1;
458    if (test__clzsi2(0xD2000000, 0))
459        return 1;
460    if (test__clzsi2(0xD3000000, 0))
461        return 1;
462    if (test__clzsi2(0xD4000000, 0))
463        return 1;
464    if (test__clzsi2(0xD5000000, 0))
465        return 1;
466    if (test__clzsi2(0xD6000000, 0))
467        return 1;
468    if (test__clzsi2(0xD7000000, 0))
469        return 1;
470    if (test__clzsi2(0xD8000000, 0))
471        return 1;
472    if (test__clzsi2(0xD9000000, 0))
473        return 1;
474    if (test__clzsi2(0xDA000000, 0))
475        return 1;
476    if (test__clzsi2(0xDB000000, 0))
477        return 1;
478    if (test__clzsi2(0xDC000000, 0))
479        return 1;
480    if (test__clzsi2(0xDD000000, 0))
481        return 1;
482    if (test__clzsi2(0xDE000000, 0))
483        return 1;
484    if (test__clzsi2(0xDF000000, 0))
485        return 1;
486    if (test__clzsi2(0xE0000000, 0))
487        return 1;
488    if (test__clzsi2(0xE1000000, 0))
489        return 1;
490    if (test__clzsi2(0xE2000000, 0))
491        return 1;
492    if (test__clzsi2(0xE3000000, 0))
493        return 1;
494    if (test__clzsi2(0xE4000000, 0))
495        return 1;
496    if (test__clzsi2(0xE5000000, 0))
497        return 1;
498    if (test__clzsi2(0xE6000000, 0))
499        return 1;
500    if (test__clzsi2(0xE7000000, 0))
501        return 1;
502    if (test__clzsi2(0xE8000000, 0))
503        return 1;
504    if (test__clzsi2(0xE9000000, 0))
505        return 1;
506    if (test__clzsi2(0xEA000000, 0))
507        return 1;
508    if (test__clzsi2(0xEB000000, 0))
509        return 1;
510    if (test__clzsi2(0xEC000000, 0))
511        return 1;
512    if (test__clzsi2(0xED000000, 0))
513        return 1;
514    if (test__clzsi2(0xEE000000, 0))
515        return 1;
516    if (test__clzsi2(0xEF000000, 0))
517        return 1;
518    if (test__clzsi2(0xF0000000, 0))
519        return 1;
520    if (test__clzsi2(0xF1000000, 0))
521        return 1;
522    if (test__clzsi2(0xF2000000, 0))
523        return 1;
524    if (test__clzsi2(0xF3000000, 0))
525        return 1;
526    if (test__clzsi2(0xF4000000, 0))
527        return 1;
528    if (test__clzsi2(0xF5000000, 0))
529        return 1;
530    if (test__clzsi2(0xF6000000, 0))
531        return 1;
532    if (test__clzsi2(0xF7000000, 0))
533        return 1;
534    if (test__clzsi2(0xF8000000, 0))
535        return 1;
536    if (test__clzsi2(0xF9000000, 0))
537        return 1;
538    if (test__clzsi2(0xFA000000, 0))
539        return 1;
540    if (test__clzsi2(0xFB000000, 0))
541        return 1;
542    if (test__clzsi2(0xFC000000, 0))
543        return 1;
544    if (test__clzsi2(0xFD000000, 0))
545        return 1;
546    if (test__clzsi2(0xFE000000, 0))
547        return 1;
548    if (test__clzsi2(0xFF000000, 0))
549        return 1;
550
551    if (test__clzsi2(0x00000001, 31))
552        return 1;
553    if (test__clzsi2(0x00000002, 30))
554        return 1;
555    if (test__clzsi2(0x00000004, 29))
556        return 1;
557    if (test__clzsi2(0x00000008, 28))
558        return 1;
559    if (test__clzsi2(0x00000010, 27))
560        return 1;
561    if (test__clzsi2(0x00000020, 26))
562        return 1;
563    if (test__clzsi2(0x00000040, 25))
564        return 1;
565    if (test__clzsi2(0x00000080, 24))
566        return 1;
567    if (test__clzsi2(0x00000100, 23))
568        return 1;
569    if (test__clzsi2(0x00000200, 22))
570        return 1;
571    if (test__clzsi2(0x00000400, 21))
572        return 1;
573    if (test__clzsi2(0x00000800, 20))
574        return 1;
575    if (test__clzsi2(0x00001000, 19))
576        return 1;
577    if (test__clzsi2(0x00002000, 18))
578        return 1;
579    if (test__clzsi2(0x00004000, 17))
580        return 1;
581    if (test__clzsi2(0x00008000, 16))
582        return 1;
583    if (test__clzsi2(0x00010000, 15))
584        return 1;
585    if (test__clzsi2(0x00020000, 14))
586        return 1;
587    if (test__clzsi2(0x00040000, 13))
588        return 1;
589    if (test__clzsi2(0x00080000, 12))
590        return 1;
591    if (test__clzsi2(0x00100000, 11))
592        return 1;
593    if (test__clzsi2(0x00200000, 10))
594        return 1;
595    if (test__clzsi2(0x00400000, 9))
596        return 1;
597
598   return 0;
599}
600