Mercurial > hg > CbC > CbC_gcc

comparison gcc/testsuite/c-c++-common/rotate-5.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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68:561a7518be6b 111:04ced10e8804
1 /* { dg-do run } */
2 /* { dg-options "-O2" } */
3
4 extern
5 #ifdef __cplusplus
6 "C"
7 #endif
8 void abort (void);
9
10 #if __CHAR_BIT__ * __SIZEOF_LONG_LONG__ == 64
11 __attribute__((noinline, noclone))
12 unsigned long long
13 f1 (unsigned long long x, unsigned int y)
14 {
15 return (x << y) | (x >> ((-y) & 63));
16 }
17
18 __attribute__((noinline, noclone))
19 unsigned long long
20 f2 (unsigned long long x, unsigned int y)
21 {
22 return (x << y) + (x >> ((-y) & 63));
23 }
24
25 __attribute__((noinline, noclone))
26 unsigned long long
27 f3 (unsigned long long x, unsigned int y)
28 {
29 return (x << y) ^ (x >> ((-y) & 63));
30 }
31
32 #if __CHAR_BIT__ * __SIZEOF_INT128__ == 128
33 __attribute__((noinline, noclone))
34 unsigned __int128
35 f4 (unsigned __int128 x, unsigned int y)
36 {
37 return (x << y) | (x >> ((-y) & 127));
38 }
39
40 __attribute__((noinline, noclone))
41 unsigned __int128
42 f5 (unsigned __int128 x, unsigned int y)
43 {
44 return (x << y) + (x >> ((-y) & 127));
45 }
46
47 __attribute__((noinline, noclone))
48 unsigned __int128
49 f6 (unsigned __int128 x, unsigned int y)
50 {
51 return (x << y) ^ (x >> ((-y) & 127));
52 }
53 #endif
54 #endif
55
56 int
57 main ()
58 {
59 #if __CHAR_BIT__ * __SIZEOF_LONG_LONG__ == 64
60 if (f1 (0x123456789abcdef0ULL, 0) != 0x123456789abcdef0ULL)
61 abort ();
62 if (f2 (0x123456789abcdef0ULL, 0) != 0x2468acf13579bde0ULL)
63 abort ();
64 if (f3 (0x123456789abcdef0ULL, 0) != 0)
65 abort ();
66 if (f1 (0x123456789abcdef0ULL, 1) != 0x2468acf13579bde0ULL)
67 abort ();
68 if (f2 (0x123456789abcdef0ULL, 1) != 0x2468acf13579bde0ULL)
69 abort ();
70 if (f3 (0x123456789abcdef0ULL, 1) != 0x2468acf13579bde0ULL)
71 abort ();
72 #if __CHAR_BIT__ * __SIZEOF_INT128__ == 128
73 if (f4 ((((unsigned __int128) 0x123456789abcdef0ULL) << 64)
74 | 0x0fedcba987654321ULL, 0)
75 != ((((unsigned __int128) 0x123456789abcdef0ULL) << 64)
76 | 0x0fedcba987654321ULL))
77 abort ();
78 if (f5 ((((unsigned __int128) 0x123456789abcdef0ULL) << 64)
79 | 0x0fedcba987654321ULL, 0)
80 != ((((unsigned __int128) 0x2468acf13579bde0ULL) << 64)
81 | 0x1fdb97530eca8642ULL))
82 abort ();
83 if (f6 ((((unsigned __int128) 0x123456789abcdef0ULL) << 64)
84 | 0x0fedcba987654321ULL, 0) != 0)
85 abort ();
86 if (f4 ((((unsigned __int128) 0x123456789abcdef0ULL) << 64)
87 | 0x0fedcba987654321ULL, 1)
88 != ((((unsigned __int128) 0x2468acf13579bde0ULL) << 64)
89 | 0x1fdb97530eca8642ULL))
90 abort ();
91 if (f5 ((((unsigned __int128) 0x123456789abcdef0ULL) << 64)
92 | 0x0fedcba987654321ULL, 1)
93 != ((((unsigned __int128) 0x2468acf13579bde0ULL) << 64)
94 | 0x1fdb97530eca8642ULL))
95 abort ();
96 if (f6 ((((unsigned __int128) 0x123456789abcdef0ULL) << 64)
97 | 0x0fedcba987654321ULL, 1)
98 != ((((unsigned __int128) 0x2468acf13579bde0ULL) << 64)
99 | 0x1fdb97530eca8642ULL))
100 abort ();
101 #endif
102 #endif
103 return 0;
104 }