Viewing file:  dupq_lane_1.c (1.38 KB) -rw-r--r--
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/* { dg-do run { target aarch64_sve_hw } } */
/* { dg-options "-O2" } */
#include <arm_sve.h>
#ifndef TYPE
#define TYPE svint8_t
#define DUPQ svdupq_lane_s8
#define INDEX svindex_s8
#define COUNT 16
#endif
#define BASE 42
TYPE __attribute__ ((noipa))
dupq_var (TYPE x, uint64_t y)
{
return DUPQ (x, y);
}
TYPE __attribute__ ((noipa))
dupq_0 (TYPE x)
{
return DUPQ (x, 0);
}
TYPE __attribute__ ((noipa))
dupq_1 (TYPE x)
{
return DUPQ (x, 1);
}
TYPE __attribute__ ((noipa))
dupq_2 (TYPE x)
{
return DUPQ (x, 2);
}
TYPE __attribute__ ((noipa))
dupq_3 (TYPE x)
{
return DUPQ (x, 3);
}
TYPE __attribute__ ((noipa))
dupq_4 (TYPE x)
{
return DUPQ (x, 4);
}
void __attribute__ ((noipa))
check (TYPE x, uint64_t y)
{
svbool_t pg = svptrue_b8 ();
if (y * 2 >= svcntd ())
{
if (svptest_any (pg, svcmpne (pg, x, 0)))
__builtin_abort ();
}
else
{
TYPE repeat = svand_x (pg, INDEX (0, 1), COUNT - 1);
TYPE expected = svadd_x (pg, repeat, BASE + y * COUNT);
if (svptest_any (pg, svcmpne (pg, x, expected)))
__builtin_abort ();
}
}
int
main ()
{
TYPE x = INDEX (BASE, 1);
check (dupq_0 (x), 0);
check (dupq_1 (x), 1);
check (dupq_2 (x), 2);
check (dupq_3 (x), 3);
check (dupq_4 (x), 4);
for (int i = 0; i < 63; ++i)
{
check (dupq_var (x, i), i);
check (dupq_var (x, (uint64_t) 1 << i), (uint64_t) 1 << i);
}
return 0;
}
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