Viewing file:  sse4a-extract.c (1.48 KB) -rw-r--r--
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/* { dg-do run } */
/* { dg-require-effective-target sse4a } */
/* { dg-options "-O2 -msse4a" } */
#include "sse4a-check.h"
#include <ammintrin.h>
typedef union
{
long long i[2];
__m128i vec;
} LI;
static long long
sse4a_test_extrq (long long in)
{
__m128i v1, v2;
long long index_length, pad;
LI v_out;
index_length = 0x0000000000000810LL;
pad = 0x0;
v1 = _mm_set_epi64x (pad, in);
v2 = _mm_set_epi64x (pad, index_length);
v_out.vec = _mm_extract_si64 (v1, v2);
return (v_out.i[0]);
}
static long long
sse4a_test_extrqi (long long in)
{
__m128i v1;
long long pad =0x0;
LI v_out;
v1 = _mm_set_epi64x (pad, in);
v_out.vec = _mm_extracti_si64 (v1, (unsigned int) 0x10,(unsigned int) 0x08);
return (v_out.i[0]);
}
static int chk (long long i1, long long i2)
{
int n_fails =0;
if (i1 != i2)
n_fails +=1;
return n_fails;
}
long long vals_in[5] =
{
0x1234567887654321LL,
0x1456782093002490LL,
0x2340909123990390LL,
0x9595959599595999LL,
0x9099038798000029LL
};
long long vals_out[5] =
{
0x0000000000006543LL,
0x0000000000000024LL,
0x0000000000009903LL,
0x0000000000005959LL,
0x0000000000000000LL
};
static void
sse4a_test (void)
{
int i;
int fail = 0;
long long out;
for (i = 0; i < 5; i += 1)
{
out = sse4a_test_extrq (vals_in[i]);
fail += chk(out, vals_out[i]);
out = sse4a_test_extrqi (vals_in[i]);
fail += chk(out, vals_out[i]);
}
if (fail != 0)
abort ();
}
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