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
15 #include "ssse3-vals.h"
16 #include <tmmintrin.h>
17
18 /* Test the 64-bit form */
19 static void
ssse3_test_pabsb(int * i1,int * r)20 ssse3_test_pabsb (int *i1, int *r)
21 {
22 __m64 t1 = *(__m64 *) i1;
23 *(__m64 *) r = _mm_abs_pi8 (t1);
24 _mm_empty ();
25 }
26
27 /* Test the 128-bit form */
28 static void
ssse3_test_pabsb128(int * i1,int * r)29 ssse3_test_pabsb128 (int *i1, int *r)
30 {
31 /* Assumes incoming pointers are 16-byte aligned */
32 __m128i t1 = *(__m128i *) i1;
33 *(__m128i *) r = _mm_abs_epi8 (t1);
34 }
35
36 /* Routine to manually compute the results */
37 static void
compute_correct_result(int * i1,int * r)38 compute_correct_result (int *i1, int *r)
39 {
40 char *b1 = (char *) i1;
41 char *bout = (char *) r;
42 int i;
43
44 for (i = 0; i < 16; i++)
45 if (b1[i] < 0)
46 bout[i] = -b1[i];
47 else
48 bout[i] = b1[i];
49 }
50
51 static void
TEST(void)52 TEST (void)
53 {
54 int i;
55 int r [4] __attribute__ ((aligned(16)));
56 int ck [4];
57 int fail = 0;
58
59 for (i = 0; i < 256; i += 4)
60 {
61 /* Manually compute the result */
62 compute_correct_result(&vals[i + 0], ck);
63
64 /* Run the 64-bit tests */
65 ssse3_test_pabsb (&vals[i + 0], &r[0]);
66 ssse3_test_pabsb (&vals[i + 2], &r[2]);
67 fail += chk_128 (ck, r);
68
69 /* Run the 128-bit tests */
70 ssse3_test_pabsb128 (&vals[i + 0], r);
71 fail += chk_128 (ck, r);
72 }
73
74 if (fail != 0)
75 abort ();
76 }
77