| /* { dg-do run } */ |
| /* { dg-options "-O -msse2" } */ |
| /* { dg-require-effective-target sse2 } */ |
| |
| #include "isa-check.h" |
| #include "sse-os-support.h" |
| |
| typedef long long S; |
| typedef long long V __attribute__((vector_size(16))); |
| typedef long long IV __attribute__((vector_size(16))); |
| typedef union { S s[2]; V v; } U; |
| |
| static U i[2], b, c; |
| |
| extern int memcmp (const void *, const void *, __SIZE_TYPE__); |
| #define assert(T) ((T) || (__builtin_trap (), 0)) |
| |
| #define TEST(E0, E1) \ |
| b.v = __builtin_shuffle (i[0].v, i[1].v, (IV){E0, E1}); \ |
| c.s[0] = i[0].s[E0]; \ |
| c.s[1] = i[0].s[E1]; \ |
| __asm__("" : : : "memory"); \ |
| assert (memcmp (&b, &c, sizeof(c)) == 0); |
| |
| #include "vperm-2-2.inc" |
| |
| int main() |
| { |
| check_isa (); |
| |
| if (!sse_os_support ()) |
| exit (0); |
| |
| i[0].s[0] = 0; |
| i[0].s[1] = 1; |
| i[0].s[2] = 2; |
| i[0].s[3] = 3; |
| |
| check(); |
| return 0; |
| } |