Mercurial > hg > CbC > CbC_gcc

comparison gcc/testsuite/gcc.dg/vshift-5.c @ 111:04ced10e8804

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children 1830386684a0
comparison
equal deleted inserted replaced
68:561a7518be6b 111:04ced10e8804
1 /* { dg-do run } */
2 /* { dg-options "-O3" } */
3
4 extern void abort (void);
5 long long a[16];
6
7 __attribute__((noinline, noclone)) void
8 f1 (void)
9 {
10 long long a0, a1, a2, a3;
11 a0 = a[0];
12 a1 = a[1];
13 a2 = a[2];
14 a3 = a[3];
15 a0 = a0 << 2;
16 a1 = a1 << 3;
17 a2 = a2 << 4;
18 a3 = a3 << 5;
19 a[0] = a0;
20 a[1] = a1;
21 a[2] = a2;
22 a[3] = a3;
23 }
24
25 __attribute__((noinline, noclone)) void
26 f2 (void)
27 {
28 long long a0, a1, a2, a3;
29 a0 = a[0];
30 a1 = a[1];
31 a2 = a[2];
32 a3 = a[3];
33 a0 = a0 << 2;
34 a1 = a1 << 2;
35 a2 = a2 << 2;
36 a3 = a3 << 2;
37 a[0] = a0;
38 a[1] = a1;
39 a[2] = a2;
40 a[3] = a3;
41 }
42
43 __attribute__((noinline, noclone)) void
44 f3 (int x)
45 {
46 long long a0, a1, a2, a3;
47 a0 = a[0];
48 a1 = a[1];
49 a2 = a[2];
50 a3 = a[3];
51 a0 = a0 << x;
52 a1 = a1 << x;
53 a2 = a2 << x;
54 a3 = a3 << x;
55 a[0] = a0;
56 a[1] = a1;
57 a[2] = a2;
58 a[3] = a3;
59 }
60
61 int
62 main ()
63 {
64 a[0] = 4LL;
65 a[1] = 3LL;
66 a[2] = 2LL;
67 a[3] = 1LL;
68 f1 ();
69 if (a[0] != (4LL << 2) || a[1] != (3LL << 3)
70 || a[2] != (2LL << 4) || a[3] != (1LL << 5))
71 abort ();
72 f2 ();
73 if (a[0] != (4LL << 4) || a[1] != (3LL << 5)
74 || a[2] != (2LL << 6) || a[3] != (1LL << 7))
75 abort ();
76 f3 (3);
77 if (a[0] != (4LL << 7) || a[1] != (3LL << 8)
78 || a[2] != (2LL << 9) || a[3] != (1LL << 10))
79 abort ();
80 return 0;
81 }