1/* { dg-do compile } */
2/* { dg-options "-O3 -msse" } */
3/* { dg-require-effective-target sse } */
4#include <xmmintrin.h>
5static const __m128 v_sign = {-.0f, -.0f, -.0f, -.0f};
6static const __m128 v_half = {0.5f, 0.5f, 0.5f, 0.5f};
7static const __m128 v_one  = {1.0f, 1.0f, 1.0f, 1.0f};
8static inline __m128 insn_ABS (__m128 a)
9{
10  return _mm_andnot_ps (v_sign, a);
11}
12__m128 voodoo (__m128 a)
13{
14  __m128 x = insn_ABS (a), y = _mm_rsqrt_ps (x);
15  y = _mm_add_ps (_mm_mul_ps (_mm_sub_ps (_mm_setzero_ps(), _mm_sub_ps (_mm_mul_ps (x, _mm_add_ps (_mm_mul_ps (y, y), _mm_setzero_ps())), v_one)), _mm_add_ps (_mm_mul_ps (y, v_half), _mm_setzero_ps())), y);
16  return y;
17}
18