| /* { dg-do compile } */ |
| /* { dg-require-effective-target lp64 } */ |
| /* { dg-options "-O3 -msse2" } */ |
| |
| typedef long v2di __attribute__((vector_size(16))); |
| typedef int v4si __attribute__((vector_size(16))); |
| |
| void bar (v4si *p, __int128_t *q) |
| { |
| union { __int128_t a; v4si b; } u; |
| u.a = *q; |
| (*p)[0] = u.b[0]; |
| (*p)[1] = u.b[2]; |
| (*p)[2] = u.b[1]; |
| (*p)[3] = u.b[3]; |
| } |
| |
| /* The function should end up with sth like |
| [v]pshufd $216, (%esi), %xmm0 |
| [v]movdqa %xmm0, (%edi) |
| ret |
| recognized by SLP vectorization involving an existing "vector". */ |
| /* { dg-final { scan-assembler-not "punpck" } } */ |
| /* { dg-final { scan-assembler-times "pshufd" 1 } } */ |
