gcc/testsuite/gcc.target/powerpc/ssse3-pabsd.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O3 -mvsx -Wno-psabi" } */
   3 /* { dg-additional-options "-mdejagnu-cpu=power8" { target { ! has_arch_pwr8 } } } */
   4 /* { dg-require-effective-target p8vector_hw } */
   5
   6 #ifndef CHECK_H
   7 #define CHECK_H "ssse3-check.h"
   8 #endif
   9
  10 #ifndef TEST
  11 #define TEST ssse3_test
  12 #endif
  13
  14 #include CHECK_H
  15
  16 #include "ssse3-vals.h"
  17
  18 #include <tmmintrin.h>
  19
  20 #ifndef __AVX__
  21 /* Test the 64-bit form */
  22 static void
  23 ssse3_test_pabsd (__m64 *i1, __m64 *r)
  24 {
  25   *r = _mm_abs_pi32 (*i1);
  26   _mm_empty ();
  27 }
  28 #endif
  29
  30 /* Test the 128-bit form */
  31 static void
  32 ssse3_test_pabsd128 (__m128i *i1, __m128i *r)
  33 {
  34   /* Assumes incoming pointers are 16-byte aligned */
  35   *r = _mm_abs_epi32 (*i1);
  36 }
  37
  38 /* Routine to manually compute the results */
  39 static void
  40 compute_correct_result (int *i1, int *r)
  41 {
  42   int i;
  43
  44   for (i = 0; i < 4; i++)
  45     if (i1[i] < 0)
  46       r[i] = -i1[i];
  47     else
  48       r[i] = i1[i];
  49 }
  50
  51 static void
  52 TEST (void)
  53 {
  54   int i;
  55   union data r __attribute__ ((aligned(16)));
  56   union data ck;
  57   int fail = 0;
  58
  59   for (i = 0; i < ARRAY_SIZE (vals); i++)
  60     {
  61       /* Manually compute the result */
  62       compute_correct_result(&vals[i].w[0], &ck.w[0]);
  63
  64 #ifndef __AVX__
  65       /* Run the 64-bit tests */
  66       ssse3_test_pabsd (&vals[i].ll[0], &r.ll[0]);
  67       ssse3_test_pabsd (&vals[i].ll[1], &r.ll[1]);
  68       fail += chk_128 (ck.m[0], r.m[0]);
  69 #endif
  70
  71       /* Run the 128-bit tests */
  72       ssse3_test_pabsd128 (&vals[i].m[0], &r.m[0]);
  73       fail += chk_128(ck.m[0], r.m[0]);
  74     }
  75
  76   if (fail != 0)
  77     abort ();
  78 }