1 /* { dg-do run } */
2 /* { dg-options "-O2 -ftree-vectorize -msse2" } */
3 /* { dg-require-effective-target sse2 } */
4
5 #ifndef CHECK_H
6 #define CHECK_H "sse2-check.h"
7 #endif
8
9 #ifndef TEST
10 #define TEST sse2_test
11 #endif
12
13 #include CHECK_H
14
15 extern double copysign (double, double);
16
17 #define N 16
18
19 double a[N] = {-0.1,-3.2,-6.3,-9.4,-12.5,-15.6,-18.7,-21.8,24.9,27.1,30.2,33.3,36.4,39.5,42.6,45.7};
20 double b[N] = {-1.2,3.4,-5.6,7.8,-9.0,1.0,-2.0,3.0,-4.0,-5.0,6.0,7.0,-8.0,-9.0,10.0,11.0};
21 double r[N];
22
23 static void
TEST(void)24 TEST (void)
25 {
26 int i;
27
28 for (i = 0; i < N; i++)
29 r[i] = copysign (a[i], b[i]);
30
31 /* check results: */
32 for (i = 0; i < N; i++)
33 if (r[i] != copysign (a[i], b[i]))
34 abort ();
35 }
36
37