| /* { dg-do run } */ |
| /* { dg-options "-O2 -msse2" } */ |
| /* { dg-require-effective-target sse2 } */ |
| |
| #include "sse2-check.h" |
| |
| #ifdef DEBUG |
| #include <stdio.h> |
| #endif |
| |
| #include <emmintrin.h> |
| |
| static void |
| __attribute__((noinline)) |
| check (__m128i x, unsigned long long *v, int j) |
| { |
| union |
| { |
| __m128i x; |
| unsigned long long i[2]; |
| } u; |
| unsigned int i; |
| |
| u.x = x; |
| |
| for (i = 0; i < sizeof (u) / sizeof (v[0]); i++) |
| if (i == j) |
| { |
| if (v[i] != u.i[i]) |
| { |
| #ifdef DEBUG |
| printf ("%i: 0x%llx != 0x%llx\n", i, v[i], u.i[i]); |
| #endif |
| abort (); |
| } |
| } |
| else if (u.i[i] != 0) |
| { |
| #ifdef DEBUG |
| printf ("%i: 0x%llx != 0\n", i, u.i[i]); |
| #endif |
| abort (); |
| } |
| } |
| |
| static void |
| __attribute__((noinline)) |
| test (unsigned long long *v) |
| { |
| __m128i x; |
| |
| x = _mm_set_epi64x (0, v[0]); |
| check (x, v, 0); |
| x = _mm_set_epi64x (v[1], 0); |
| check (x, v, 1); |
| } |
| |
| static void |
| sse2_test (void) |
| { |
| unsigned long long v[2] |
| = { 0x7B5B546573745665LL, 0x63746F725D53475DLL }; |
| test (v); |
| } |