2 /* { dg-require-effective-target ssse3 } */
3 /* { dg-options "-O2 -fno-strict-aliasing -mssse3" } */
5 #include "ssse3-check.h"
6 #include "ssse3-vals.h"
10 /* Test the 64-bit form */
12 ssse3_test_pmulhrsw (int *i1
, int *i2
, int *r
)
14 __m64 t1
= *(__m64
*) i1
;
15 __m64 t2
= *(__m64
*) i2
;
16 *(__m64
*) r
= _mm_mulhrs_pi16 (t1
, t2
);
20 /* Test the 128-bit form */
22 ssse3_test_pmulhrsw128 (int *i1
, int *i2
, int *r
)
24 /* Assumes incoming pointers are 16-byte aligned */
25 __m128i t1
= *(__m128i
*) i1
;
26 __m128i t2
= *(__m128i
*) i2
;
27 *(__m128i
*) r
= _mm_mulhrs_epi16 (t1
, t2
);
30 /* Routine to manually compute the results */
32 compute_correct_result (int *i1
, int *i2
, int *r
)
34 short *s1
= (short *) i1
;
35 short *s2
= (short *) i2
;
36 short *sout
= (short *) r
;
40 for (i
= 0; i
< 8; i
++)
42 t0
= (((int) s1
[i
] * (int) s2
[i
]) >> 14) + 1;
43 sout
[i
] = (short) (t0
>> 1);
51 int r
[4] __attribute__ ((aligned(16)));
55 for (i
= 0; i
< 256; i
+= 8)
57 /* Manually compute the result */
58 compute_correct_result (&vals
[i
+ 0], &vals
[i
+ 4], ck
);
60 /* Run the 64-bit tests */
61 ssse3_test_pmulhrsw (&vals
[i
+ 0], &vals
[i
+ 4], &r
[0]);
62 ssse3_test_pmulhrsw (&vals
[i
+ 2], &vals
[i
+ 6], &r
[2]);
63 fail
+= chk_128 (ck
, r
);
65 /* Run the 128-bit tests */
66 ssse3_test_pmulhrsw128 (&vals
[i
+ 0], &vals
[i
+ 4], r
);
67 fail
+= chk_128 (ck
, r
);