Viewing file:  vsx-builtin-15d.c (2.81 KB) -rw-r--r--
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/* { dg-do run { target int128 } } */
/* { dg-require-effective-target vsx_hw } */
/* { dg-options "-mvsx -O3" } */
/* This test should run the same on any target that supports vsx
instructions. Intentionally not specifying cpu in order to test
all code generation paths. */
#include <altivec.h>
extern void abort (void);
#define CONST0 (3.1415926539)
#define CONST1 (3.1415926539 * 2)
#define CONST2 (3.1415926539 * 3)
#define CONST3 (3.1415926539 * 4)
/* Test that indices > length of vector are applied modulo the vector
length. */
/* Test for vector residing in register. */
vector double e0(vector double v, double x)
{
return vec_insert (x, v, 0);
}
vector double e1(vector double v, double x)
{
return vec_insert (x, v, 1);
}
vector double e2(vector double v, double x)
{
return vec_insert (x, v, 2);
}
vector double e3(vector double v, double x)
{
return vec_insert (x, v, 3);
}
/* Test for vector residing in memory. */
vector double me0(vector double *vp, double x)
{
return vec_insert (x, *vp, 0);
}
vector double me1(vector double *vp, double x)
{
return vec_insert (x, *vp, 1);
}
vector double me2(vector double *vp, double x)
{
return vec_insert (x, *vp, 2);
}
vector double me3(vector double *vp, double x)
{
return vec_insert (x, *vp, 3);
}
/* Test the same with variable indices. */
/* Test for variable selector and vector residing in register. */
__attribute__((noinline))
vector double ei(vector double v, int i, double x)
{
return vec_insert (x, v, i);
}
/* Test for variable selector and vector residing in memory. */
__attribute__((noinline))
vector double mei(vector double *vp, int i, double x)
{
return vec_insert (x, *vp, i);
}
int main (int argc, char *argv[]) {
vector double dv;
double d;
dv[0] = CONST0;
dv[1] = CONST1;
dv = e0 (dv, CONST3);
if (dv [0] != CONST3)
abort ();
dv = e1 (dv, CONST2);
if (dv [1] != CONST2)
abort ();
dv = e2 (dv, CONST1);
if (dv [0] != CONST1)
abort ();
dv = e3 (dv, CONST0);
if (dv [1] != CONST0)
abort ();
dv = me0 (&dv, CONST2);
if (dv [0] != CONST2)
abort ();
dv = me1 (&dv, CONST3);
if (dv [1] != CONST3)
abort ();
dv = me2 (&dv, CONST1);
if (dv [0] != CONST1)
abort ();
dv = me3 (&dv, CONST0);
if (dv [1] != CONST0)
abort ();
dv = ei (dv, 0, CONST1);
if (dv [0] != CONST1)
abort ();
dv = ei (dv, 1, CONST0);
if (dv [1] != CONST0)
abort ();
dv = ei (dv, 2, CONST3);
if (dv [0] != CONST3)
abort ();
dv = ei (dv, 3, CONST2);
if (dv [1] != CONST2)
abort ();
dv = mei (&dv, 0, CONST1);
if (dv [0] != CONST1)
abort ();
dv = mei (&dv, 1, CONST0);
if (dv [1] != CONST0)
abort ();
dv = mei (&dv, 2, CONST2);
if (dv [0] != CONST2)
abort ();
dv = mei (&dv, 3, CONST3);
if (dv [1] != CONST3)
abort ();
return 0;
}
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