gcc/testsuite/gcc.target/powerpc/mmx-psrlw-1.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O3 -mpower8-vector" } */
   3 /* { dg-require-effective-target lp64 } */
   4 /* { dg-require-effective-target p8vector_hw } */
   5
   6 #define NO_WARN_X86_INTRINSICS 1
   7 #ifndef CHECK_H
   8 #define CHECK_H "mmx-check.h"
   9 #endif
  10
  11 #ifndef TEST
  12 #define TEST mmx_test
  13 #endif
  14
  15 #define N 0xb
  16
  17 #include CHECK_H
  18
  19 #include <mmintrin.h>
  20
  21 static __m64
  22 __attribute__((noinline, unused))
  23 test (__m64 s1)
  24 {
  25   return _mm_srl_pi16 (s1, N);
  26 }
  27
  28 static void
  29 TEST (void)
  30 {
  31   __m64_union u, s1;
  32   __m64_union e;
  33   int i;
  34
  35   s1.as_m64 = _mm_setr_pi16 (1, -2, 0x7000, 0x9000);
  36   u.as_m64 = test (s1.as_m64);
  37
  38   if (N < 16)
  39     for (i = 0; i < 4; i++)
  40       e.as_short[i] = (unsigned short)s1.as_short[i] >> N;
  41
  42   if (u.as_m64 != e.as_m64)
  43     abort ();
  44 }