Viewing file:  adx-addcarryx32-2.c (1.14 KB) -rw-r--r--
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/* { dg-do run } */
/* { 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 int x;
volatile unsigned int y, sum_ref;
c = 0;
x = y = 0xFFFFFFFF;
sum_ref = 0xFFFFFFFE;
/* X = 0xFFFFFFFF, Y = 0xFFFFFFFF, C = 0. */
c = _addcarryx_u32 (c, x, y, &x);
/* X = 0xFFFFFFFE, Y = 0xFFFFFFFF, C = 1. */
c = _addcarryx_u32 (c, x, y, &x);
/* X = 0xFFFFFFFE, Y = 0xFFFFFFFF, C = 1. */
if (x != sum_ref)
abort ();
c = 0;
x = y = 0xFFFFFFFF;
sum_ref = 0xFFFFFFFE;
/* X = 0xFFFFFFFF, Y = 0xFFFFFFFF, C = 0. */
c = _addcarry_u32 (c, x, y, &x);
/* X = 0xFFFFFFFE, Y = 0xFFFFFFFF, C = 1. */
c = _addcarry_u32 (c, x, y, &x);
/* X = 0xFFFFFFFE, Y = 0xFFFFFFFF, C = 1. */
if (x != sum_ref)
abort ();
c = 0;
x = 1;
y = 0;
sum_ref = 0x0;
/* X = 0x00000001, Y = 0x00000000, C = 0. */
c = _subborrow_u32 (c, y, x, &x);
/* X = 0xFFFFFFFF, Y = 0x00000000, C = 1. */
c = _subborrow_u32 (c, y, x, &x);
/* X = 0xFFFFFFFF, Y = 0xFFFFFFFF, C = 1. */
if (x != sum_ref)
abort ();
}
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