Viewing file:  vsx-builtin-20c.c (2.51 KB) -rw-r--r--
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/* { dg-do run { target int128 } } */
/* { dg-require-effective-target vsx_hw } */
/* { dg-options "-mvsx" } */
/* 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 (((unsigned __int128) 31415926539) << 60)
#define CONST1 (((unsigned __int128) 31415926539) << 54)
#define CONST2 (((unsigned __int128) 31415926539) << 48)
#define CONST3 (((unsigned __int128) 31415926539) << 32)
/* Test that indices > length of vector are applied modulo the vector
length. */
/* Test for vector residing in register. */
vector unsigned __int128 e0 (vector unsigned __int128 v, unsigned __int128 x)
{
return vec_insert (x, v, 0);
}
vector unsigned __int128 e3 (vector unsigned __int128 v, unsigned __int128 x)
{
return vec_insert (x, v, 3);
}
/* Test for vector residing in memory. */
vector unsigned __int128
me0 (vector unsigned __int128 *vp, unsigned __int128 x)
{
return vec_insert (x, *vp, 0);
}
vector unsigned __int128
me3 (vector unsigned __int128 *vp, unsigned __int128 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 unsigned __int128
ei (vector unsigned __int128 v, int i, unsigned __int128 x)
{
return vec_insert (x, v, i);
}
/* Test for variable selector and vector residing in memory. */
__attribute__((noinline))
vector unsigned __int128
mei (vector unsigned __int128 *vp, int i, unsigned __int128 x)
{
return vec_insert (x, *vp, i);
}
int main (int argc, char *argv[]) {
vector unsigned __int128 dv = { CONST0 };
dv = e0 (dv, CONST3);
if (dv [0] != CONST3)
abort ();
dv = e3 (dv, CONST2);
if (dv [0] != CONST2)
abort ();
dv = me0 (&dv, CONST1);
if (dv [0] != CONST1)
abort ();
dv = me3 (&dv, CONST3);
if (dv [0] != CONST3)
abort ();
dv = ei (dv, 0, CONST0);
if (dv [0] != CONST0)
abort ();
dv = ei (dv, 1, CONST1);
if (dv [0] != CONST1)
abort ();
dv = ei (dv, 2, CONST2);
if (dv [0] != CONST2)
abort ();
dv = ei (dv, 3, CONST3);
if (dv [0] != CONST3)
abort ();
dv = mei (&dv, 0, CONST0);
if (dv [0] != CONST0)
abort ();
dv = mei (&dv, 1, CONST1);
if (dv [0] != CONST1)
abort ();
dv = mei (&dv, 2, CONST2);
if (dv [0] != CONST2)
abort ();
dv = mei (&dv, 3, CONST3);
if (dv [0] != CONST3)
abort ();
return 0;
}
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