gcc/testsuite/gcc.target/powerpc/pr79799-3.c

   1 /* { dg-do compile { target { powerpc64*-*-* && lp64 } } } */
   2 /* { dg-options "-mdejagnu-cpu=power9 -mvsx -O2" } */
   3 /* { dg-require-effective-target powerpc_vsx } */
   4
   5 #include <altivec.h>
   6
   7 /* Optimize x = vec_insert (vec_extract (v2, N), v1, M) for SFmode.  */
   8
   9 vector float
  10 foo (vector float v1, vector float v2)
  11 {
  12   return vec_insert (vec_extract (v2, 4), v1, 0);
  13 }
  14
  15 /* { dg-final { scan-assembler     {\mxxinsertw\M}   } } */
  16 /* { dg-final { scan-assembler     {\mxxextractuw\M} } } */
  17 /* { dg-final { scan-assembler-not {\mlvewx\M}       } } */
  18 /* { dg-final { scan-assembler-not {\mlvx\M}         } } */
  19 /* { dg-final { scan-assembler-not {\mvperm\M}       } } */
  20 /* { dg-final { scan-assembler-not {\mvpermr\M}      } } */
  21 /* { dg-final { scan-assembler-not {\mstfs\M}        } } */
  22 /* { dg-final { scan-assembler-not {\mstxssp\M}      } } */
  23 /* { dg-final { scan-assembler-not {\mstxsspx\M}     } } */