Viewing file:  altivec-3.c (1.63 KB) -rw-r--r--
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/* { dg-do run { target { powerpc*-*-* && vmx_hw } } } */
/* { dg-do compile { target { powerpc*-*-* && { ! vmx_hw } } } } */
/* { dg-require-effective-target powerpc_altivec_ok } */
/* { dg-options "-maltivec" } */
extern void exit (int);
extern void abort (void);
typedef int int4 __attribute__ ((vector_size (16)));
typedef float float4 __attribute__ ((vector_size (16)));
int4 a1 = (int4) { 100, 200, 300, 400 };
int4 a2 = (int4) { 500, 600, 700, 800 };
float4 f1 = (float4) { 1.0, 2.0, 3.0, 4.0 };
float4 f2 = (float4) { 5.0, 6.0, 7.0, 8.0 };
int i3[4] __attribute__((aligned(16)));
int j3[4] __attribute__((aligned(16)));
float h3[4] __attribute__((aligned(16)));
float g3[4] __attribute__((aligned(16)));
#define vec_store(dst, src) \
__builtin_vec_st (src, 0, (__typeof__ (src) *) dst)
#define vec_add_int4(x, y) \
__builtin_altivec_vaddsws (x, y)
#define vec_add_float4(x, y) \
__builtin_altivec_vaddfp (x, y)
#define my_abs(x) (x > 0.0F ? x : -x)
void
compare_int4 (int *a, int *b)
{
int i;
for (i = 0; i < 4; ++i)
if (a[i] != b[i])
abort ();
}
void
compare_float4 (float *a, float *b)
{
int i;
for (i = 0; i < 4; ++i)
if (my_abs(a[i] - b[i]) >= 1.0e-6)
abort ();
}
void
main1 ()
{
int loc1 = 600, loc2 = 800;
int4 a3 = (int4) { loc1, loc2, 1000, 1200 };
int4 itmp;
double locf = 12.0;
float4 f3 = (float4) { 6.0, 8.0, 10.0, 12.0 };
float4 ftmp;
vec_store (i3, a3);
itmp = vec_add_int4 (a1, a2);
vec_store (j3, itmp);
compare_int4 (i3, j3);
vec_store (g3, f3);
ftmp = vec_add_float4 (f1, f2);
vec_store (h3, ftmp);
compare_float4 (g3, h3);
}
int
main ()
{
main1 ();
exit (0);
}
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