| #include <unistd.h> | |
| int main(void) | |
| { | |
| char data[] = {0xaa, 0xaa, 0xf1, 0xf2, 0xf3, 0xc4, 0xaa, 0xaa}; | |
| char exp[] = {0xaa, 0xaa, 0x00, 0x01, 0x23, 0x4c, 0xaa, 0xaa}; | |
| int i; | |
| asm volatile( | |
| " pack 2(4,%[data]),2(4,%[data])\n" | |
| : | |
| : [data] "r" (&data[0]) | |
| : "memory"); | |
| for (i = 0; i < 8; i++) { | |
| if (data[i] != exp[i]) { | |
| write(1, "bad data\n", 9); | |
| return 1; | |
| } | |
| } | |
| return 0; | |
| } |