Viewing file:  xop-rotate1-int.c (1.23 KB) -rw-r--r--
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/* PR target/49411 */
/* { dg-do run } */
/* { dg-require-effective-target xop } */
/* { dg-options "-O2 -mxop" } */
#include "xop-check.h"
#include <x86intrin.h>
extern void abort (void);
union
{
__m128i v;
unsigned char c[16];
unsigned short s[8];
unsigned int i[4];
unsigned long long l[2];
} a, b, c, d;
#define TEST1(F, N, S, SS) \
do { \
for (i = 0; i < sizeof (a.F) / sizeof (a.F[0]); i++) \
a.F[i] = i * 17; \
s = _mm_set1_epi##SS (N); \
b.v = _mm_roti_epi##S (a.v, N); \
c.v = _mm_rot_epi##S (a.v, s); \
for (i = 0; i < sizeof (a.F) / sizeof (a.F[0]); i++) \
{ \
int mask = __CHAR_BIT__ * sizeof (a.F[i]) - 1; \
d.F[i] = a.F[i] << (N & mask); \
if (N & mask) \
d.F[i] |= a.F[i] >> (mask + 1 - (N & mask)); \
if (b.F[i] != c.F[i] || b.F[i] != d.F[i]) \
abort (); \
} \
} while (0)
#define TEST(N) \
TEST1 (c, N, 8, 8); \
TEST1 (s, N, 16, 16); \
TEST1 (i, N, 32, 32); \
TEST1 (l, N, 64, 64x)
volatile int n;
static void
xop_test (void)
{
unsigned int i;
__m128i s;
#ifndef NON_CONST
TEST (5);
TEST (-5);
TEST (0);
TEST (31);
#else
n = 5; TEST (n);
n = -5; TEST (n);
n = 0; TEST (n);
n = 31; TEST (n);
#endif
}
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