Viewing file:  adx-addcarryx64-2.c (1.36 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* { dg-do run { target { ! ia32 } } } */
/* { dg-options "-madx -O2" } */
/* { dg-require-effective-target adx } */
#include <x86intrin.h>
#include "adx-check.h"
static void
adx_test (void)
{
volatile unsigned char c;
unsigned long long x;
volatile unsigned long long y, sum_ref;
c = 0;
x = y = 0xFFFFFFFFFFFFFFFFLL;
sum_ref = 0xFFFFFFFFFFFFFFFELL;
/* X = 0xFFFFFFFFFFFFFFFF, Y = 0xFFFFFFFFFFFFFFFF, C = 0. */
c = _addcarryx_u64 (c, x, y, &x);
/* X = 0xFFFFFFFFFFFFFFFE, Y = 0xFFFFFFFFFFFFFFFF, C = 1. */
c = _addcarryx_u64 (c, x, y, &x);
/* X = 0xFFFFFFFFFFFFFFFE, Y = 0xFFFFFFFFFFFFFFFF, C = 1. */
if (x != sum_ref)
abort ();
c = 0;
x = y = 0xFFFFFFFFFFFFFFFFLL;
sum_ref = 0xFFFFFFFFFFFFFFFELL;
/* X = 0xFFFFFFFFFFFFFFFF, Y = 0xFFFFFFFFFFFFFFFF, C = 0. */
c = _addcarry_u64 (c, x, y, &x);
/* X = 0xFFFFFFFFFFFFFFFE, Y = 0xFFFFFFFFFFFFFFFF, C = 1. */
c = _addcarry_u64 (c, x, y, &x);
/* X = 0xFFFFFFFFFFFFFFFE, Y = 0xFFFFFFFFFFFFFFFF, C = 1. */
if (x != sum_ref)
abort ();
c = 0;
x = 1LL;
y = 0LL;
sum_ref = 0x0LL;
/* X = 0x0000000000000001, Y = 0x0000000000000000, C = 0. */
c = _subborrow_u64 (c, y, x, &x);
/* X = 0xFFFFFFFFFFFFFFFF, Y = 0x0000000000000000, C = 1. */
c = _subborrow_u64 (c, y, x, &x);
/* X = 0x0000000000000000, Y = 0x0000000000000000, C = 1. */
if (x != sum_ref)
abort ();
}
|
