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/* { dg-do run { target powerpc*-*-* } } */
/* { dg-require-effective-target powerpc_altivec_ok } */
/* { dg-options "-maltivec" } */
/* Test for correct handling of AltiVec constants passed
through '...' (va_arg). */
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <altivec.h>
#include "altivec_check.h"
#define CHECK_INVARIANT(expr) \
if (!(expr)) { \
printf ("ASSERT FAILED: %d: %s\n", __LINE__, #expr); \
abort (); \
}
struct foo { int x; int y; };
struct vfoo { int x; __vector signed int v; int y; };
union u { __vector signed int v; signed int i[4]; };
struct foo x_g = { 3, 4};
struct vfoo vx_g = { 10, (vector signed int) {11, 12, 13, 14}, 15 };
__vector signed int v_g = (vector signed int) {22, 23, 24, 25};
struct vfoo vx2_g = { 30, (vector signed int) {31, 32, 33, 34}, 35 };
__vector signed int v2_g = (vector signed int) {40, 41, 42, 43};
int i_1 = 99, i_2 = 33;
double d_2 = 1.5, d_3 = 1.75;
double ld_1 = 1.25;
void bar (int i, ... )
{
struct foo xi;
double d;
double ld;
float f;
char c;
short s;
va_list ap;
va_start(ap, i);
xi = va_arg(ap, struct foo);
s = (short)va_arg(ap, int);
f = (float)va_arg(ap, double);
ld = va_arg(ap, double);
c = (char)va_arg(ap, int);
d = va_arg(ap, double);
va_end(ap);
CHECK_INVARIANT (xi.x == x_g.x && xi.y == x_g.y);
CHECK_INVARIANT (s == (short)i_2);
CHECK_INVARIANT (f == (float)d_2);
CHECK_INVARIANT (ld == ld_1);
CHECK_INVARIANT (c == (char)i_1);
CHECK_INVARIANT (d == d_3);
}
void baz (int i, ... )
{
struct vfoo vx, vx2;
__vector signed int v_i, v2_i;
int j, k, l;
va_list ap;
va_start(ap, i);
v_i = va_arg(ap, __vector signed int);
j = va_arg(ap, int);
vx = va_arg(ap, struct vfoo);
k = va_arg(ap, int);
v2_i = va_arg(ap, __vector signed int);
l = va_arg(ap, int);
vx2 = va_arg(ap, struct vfoo);
va_end(ap);
CHECK_INVARIANT (vec_all_eq (v_i, v_g));
CHECK_INVARIANT (j == i_1);
CHECK_INVARIANT (vx.x == vx_g.x);
CHECK_INVARIANT (vec_all_eq (vx.v, vx_g.v));
CHECK_INVARIANT (vx.y == vx_g.y);
CHECK_INVARIANT (k == i_1);
CHECK_INVARIANT (vec_all_eq (v2_i, v2_g));
CHECK_INVARIANT (l == i_1);
CHECK_INVARIANT (vx2.x == vx2_g.x);
CHECK_INVARIANT (vec_all_eq (vx2.v, vx2_g.v));
CHECK_INVARIANT (vx2.y == vx2_g.y);
}
void quux (int i, ... )
{
__vector signed int v_i, v2_i;
union u vi, v2i;
va_list ap;
va_start(ap, i);
v_i = va_arg(ap, __vector signed int);
v2_i = va_arg(ap, __vector signed int);
va_end(ap);
vi.v = v_i;
v2i.v = v2_i;
CHECK_INVARIANT (vec_all_eq (v_i, v_g));
CHECK_INVARIANT (vec_all_eq (v2_i, v_g));
CHECK_INVARIANT (vec_all_eq (vi.v, v_g));
CHECK_INVARIANT (vec_all_eq (v2i.v, v_g));
}
void baz2 (int i, ... )
{
struct vfoo vx;
union u vxi;
va_list ap;
va_start(ap, i);
vx = va_arg(ap, struct vfoo);
va_end(ap);
vxi.v = vx.v;
CHECK_INVARIANT (vx.x == vx_g.x);
CHECK_INVARIANT (vec_all_eq (vx.v, vx_g.v));
CHECK_INVARIANT (vx.y == vx_g.y);
CHECK_INVARIANT (vec_all_eq (vxi.v, vx_g.v));
}
int main(void)
{
CHECK_INVARIANT (sizeof(struct foo) == 8 && sizeof(struct vfoo) == 48);
altivec_check();
bar(i_1, x_g, (short)i_2, (float)d_2, ld_1, (char)i_1, d_3);
baz(i_1, v_g, i_1, vx_g, i_1, v2_g, i_1, vx2_g);
quux(i_1, v_g, v_g);
baz2(i_1, vx_g);
return 0;
}
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