gcc/testsuite/gcc.target/i386/avx2-vextracti128-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-mavx2 -O2" } */
   3 /* { dg-final { scan-assembler "vextracti128\[ \\t\]+\[^\n\]*%ymm\[0-9\]" } } */
   4
   5 #include <immintrin.h>
   6
   7 volatile __m256i x;
   8 __m128i y;
   9
  10 void extern
  11 avx2_test (void)
  12 {
  13   y = _mm256_extracti128_si256 (x, 1);
  14 }