gcc/testsuite/gcc.target/powerpc/sse3-haddpd.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 #define NO_WARN_X86_INTRINSICS 1
   7 #ifndef CHECK_H
   8 #define CHECK_H "sse3-check.h"
   9 #endif
  10
  11 #include CHECK_H
  12
  13 #ifndef TEST
  14 #define TEST sse3_test_haddpd_1
  15 #endif
  16 #include <pmmintrin.h>
  17
  18 static void
  19 sse3_test_haddpd (double *i1, double *i2, double *r)
  20 {
  21   __m128d t1 = _mm_loadu_pd (i1);
  22   __m128d t2 = _mm_loadu_pd (i2);
  23
  24   t1 = _mm_hadd_pd (t1, t2);
  25
  26   _mm_storeu_pd (r, t1);
  27 }
  28
  29 static void
  30 sse3_test_haddpd_subsume (double *i1, double *i2, double *r)
  31 {
  32   __m128d t1 = _mm_load_pd (i1);
  33   __m128d t2 = _mm_load_pd (i2);
  34
  35   t1 = _mm_hadd_pd (t1, t2);
  36
  37   _mm_storeu_pd (r, t1);
  38 }
  39
  40 static int
  41 chk_pd (double *v1, double *v2)
  42 {
  43   int i;
  44   int n_fails = 0;
  45
  46   for (i = 0; i < 2; i++)
  47     if (v1[i] != v2[i])
  48       n_fails += 1;
  49
  50   return n_fails;
  51 }
  52
  53 static double p1[2] __attribute__ ((aligned(16)));
  54 static double p2[2] __attribute__ ((aligned(16)));
  55 static double p3[2];
  56 static double ck[2];
  57
  58 static double vals[] =
  59   {
  60     100.0,  200.0, 300.0, 400.0, 5.0, -1.0, .345, -21.5,
  61     1100.0, 0.235, 321.3, 53.40, 0.3, 10.0, 42.0, 32.52,
  62     32.6,   123.3, 1.234, 2.156, 0.1, 3.25, 4.75, 32.44,
  63     12.16,  52.34, 64.12, 71.13, -.1, 2.30, 5.12, 3.785,
  64     541.3,  321.4, 231.4, 531.4, 71., 321., 231., -531.,
  65     23.45,  23.45, 23.45, 23.45, 23.45, 23.45, 23.45, 23.45,
  66     23.45,  -1.43, -6.74, 6.345, -20.1, -20.1, -40.1, -40.1,
  67     1.234,  2.345, 3.456, 4.567, 5.678, 6.789, 7.891, 8.912,
  68     -9.32,  -8.41, -7.50, -6.59, -5.68, -4.77, -3.86, -2.95,
  69     9.32,  8.41, 7.50, 6.59, -5.68, -4.77, -3.86, -2.95
  70   };
  71
  72 //static
  73 void TEST (void)
  74 {
  75   int i;
  76   int fail = 0;
  77
  78   for (i = 0; i < sizeof (vals) / sizeof (vals[0]); i += 4)
  79     {
  80       p1[0] = vals[i + 0];
  81       p1[1] = vals[i + 1];
  82
  83       p2[0] = vals[i + 2];
  84       p2[1] = vals[i + 3];
  85
  86       ck[0] = p1[0] + p1[1];
  87       ck[1] = p2[0] + p2[1];
  88
  89       sse3_test_haddpd (p1, p2, p3);
  90
  91       fail += chk_pd (ck, p3);
  92
  93       sse3_test_haddpd_subsume (p1, p2, p3);
  94
  95       fail += chk_pd (ck, p3);
  96     }
  97
  98   if (fail != 0)
  99     abort ();
 100 }