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