22 lines
469 B
C
22 lines
469 B
C
|
#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;
|
||
|
|
}
|