1 /* { dg-do run } */
2 /* { dg-require-effective-target ssse3 } */
3 /* { dg-options "-O2 -fno-strict-aliasing -mssse3" } */
4
5 #ifndef CHECK_H
6 #define CHECK_H "ssse3-check.h"
7 #endif
8
9 #ifndef TEST
10 #define TEST ssse3_test
11 #endif
12
13 #include CHECK_H
14 #include "ssse3-vals.h"
15
16 #include <tmmintrin.h>
17
18 /* Test the 64-bit form */
19 static void
ssse3_test_psignd(int * i1,int * i2,int * r)20 ssse3_test_psignd (int *i1, int *i2, int *r)
21 {
22 __m64 t1 = *(__m64 *) i1;
23 __m64 t2 = *(__m64 *) i2;
24 *(__m64 *) r = _mm_sign_pi32 (t1, t2);
25 _mm_empty ();
26 }
27
28 /* Test the 128-bit form */
29 static void
ssse3_test_psignd128(int * i1,int * i2,int * r)30 ssse3_test_psignd128 (int *i1, int *i2, int *r)
31 {
32 /* Assumes incoming pointers are 16-byte aligned */
33 __m128i t1 = *(__m128i *) i1;
34 __m128i t2 = *(__m128i *) i2;
35 *(__m128i *)r = _mm_sign_epi32 (t1, t2);
36 }
37
38 /* Routine to manually compute the results */
39 static void
compute_correct_result(int * i1,int * i2,int * r)40 compute_correct_result (int *i1, int *i2, int *r)
41 {
42 int i;
43
44 for (i = 0; i < 4; i++)
45 if (i2[i] < 0)
46 r[i] = -i1[i];
47 else if (i2[i] == 0)
48 r[i] = 0;
49 else
50 r[i] = i1[i];
51 }
52
53 static void
TEST(void)54 TEST (void)
55 {
56 int i;
57 int r [4] __attribute__ ((aligned(16)));
58 int ck [4];
59 int fail = 0;
60
61 for (i = 0; i < 256; i += 8)
62 {
63 /* Manually compute the result */
64 compute_correct_result (&vals[i + 0], &vals[i + 4], ck);
65
66 /* Run the 64-bit tests */
67 ssse3_test_psignd (&vals[i + 0], &vals[i + 4], &r[0]);
68 ssse3_test_psignd (&vals[i + 2], &vals[i + 6], &r[2]);
69 fail += chk_128 (ck, r);
70
71 /* Run the 128-bit tests */
72 ssse3_test_psignd128 (&vals[i + 0], &vals[i + 4], r);
73 fail += chk_128 (ck, r);
74 }
75
76 if (fail != 0)
77 abort ();
78 }
79