gcc/testsuite/gcc.target/powerpc/sse2-pmullw-1.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O3 -mpower8-vector -Wno-psabi" } */
   3 /* { dg-require-effective-target lp64 } */
   4 /* { dg-require-effective-target p8vector_hw } */
   5
   6 #define NO_WARN_X86_INTRINSICS 1
   7
   8 #ifndef CHECK_H
   9 #define CHECK_H "sse2-check.h"
  10 #endif
  11
  12 #include CHECK_H
  13
  14 #ifndef TEST
  15 #define TEST sse2_test_pmullw_1
  16 #endif
  17
  18 #include <emmintrin.h>
  19
  20 static __m128i
  21 __attribute__((noinline, unused))
  22 test (__m128i s1, __m128i s2)
  23 {
  24   __asm("" : "+v"(s1), "+v"(s2));
  25   return _mm_mullo_epi16 (s1, s2);
  26 }
  27
  28 static void
  29 TEST (void)
  30 {
  31   union128i_w u, s1, s2;
  32   short e[8];
  33   int i, tmp;
  34
  35   s1.x = _mm_set_epi16 (10,2067,-3033,90,80,40,-1000,15);
  36   s2.x = _mm_set_epi16 (11, 9834, 7444, -10222, 34, -7833, 39, 14);
  37   u.x = test (s1.x, s2.x);
  38
  39   for (i = 0; i < 8; i++)
  40     {
  41       tmp = s1.a[i] * s2.a[i];
  42
  43       e[i] = tmp;
  44     }
  45
  46   if (check_union128i_w (u, e))
  47     abort ();
  48 }