File: swaps-p8-46.c

package info (click to toggle)
gcc-arm-none-eabi 15%3A12.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 959,712 kB
  • sloc: cpp: 3,275,382; ansic: 2,061,766; ada: 840,956; f90: 208,513; makefile: 76,132; asm: 73,433; xml: 50,448; exp: 34,146; sh: 32,436; objc: 15,637; fortran: 14,012; python: 11,991; pascal: 6,787; awk: 4,779; perl: 3,054; yacc: 338; ml: 285; lex: 201; haskell: 122
file content (33 lines) | stat: -rw-r--r-- 955 bytes parent folder | download 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
 
/* { dg-do run { target le } } */
/* { dg-require-effective-target powerpc_p8vector_ok } */
/* { dg-options "-mdejagnu-cpu=power8 -O2 " } */

typedef __attribute__ ((__aligned__ (8))) unsigned long long __m64;
typedef float __m128 __attribute__ ((__vector_size__ (16), __may_alias__));

/* PR84033.  Extracted from xmmintrin.h but with a pointer param to
   allow swaps to happen when not inline.  */
int __attribute__ ((__noinline__))
_mm_movemask_ps (__m128 *__A)
{
  __vector __m64 result;
  static const __vector unsigned int perm_mask =
    {
      0x00204060, 0x80808080, 0x80808080, 0x80808080
    };

  result = (__vector __m64)
    __builtin_vec_vbpermq ((__vector unsigned char) (*__A),
			   (__vector unsigned char) perm_mask);
  return result[1];
}

int
main (void)
{
  union { unsigned int i[4]; __m128 m; } x
    = { 0x80000000, 0x80000000, 0x7fffffff, 0x7fffffff };
  if (_mm_movemask_ps (&x.m) != 3)
    __builtin_abort ();
  return 0;
}