gcc/testsuite/gcc.dg/tree-ssa/vector-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-w -O1 -fdump-tree-gimple" } */
   3 /* { dg-options "-w -O1 -fdump-tree-gimple -msse" { target { i?86-*-* x86_64-*-* } } } */
   4
   5
   6 /* We should be able to produce a BIT_FIELD_REF for each of these vector access. */
   7 #define vector __attribute__((vector_size(16)))
   8 float f0(vector float t)
   9 {
  10   return ((float*)&t)[0];
  11 }
  12
  13 float f1(vector float t)
  14 {
  15   return ((float*)&t)[1];
  16 }
  17
  18 float f2(vector float t)
  19 {
  20   return ((float*)&t)[2];
  21 }
  22
  23 float f3(vector float t)
  24 {
  25   return ((float*)&t)[3];
  26 }
  27
  28
  29 /* { dg-final { scan-tree-dump-times "BIT_FIELD_REF" 4 "gimple"} } */
  30
  31 /* { dg-final { cleanup-tree-dump "gimple" } } */
  32
  33