extern void abort (void); uint16x4x2_t test_vtrnu16 (uint16x4_t _a, uint16x4_t _b) { return vtrn_u16 (_a, _b); } int main (int argc, char **argv) { int i; uint16_t first[] = {1, 2, 3, 4}; uint16_t second[] = {5, 6, 7, 8}; uint16x4x2_t result = test_vtrnu16 (vld1_u16 (first), vld1_u16 (second)); uint16x4_t res1 = result.val[0], res2 = result.val[1]; uint16_t exp1[] = {1, 5, 3, 7}; uint16_t exp2[] = {2, 6, 4, 8}; uint16x4_t expected1 = vld1_u16 (exp1); uint16x4_t expected2 = vld1_u16 (exp2); for (i = 0; i < 4; i++) if ((res1[i] != expected1[i]) || (res2[i] != expected2[i])) abort (); return 0; }