#include "io.h" | |
int main(void) | |
{ | |
long long rt, rs; | |
long long achi, acli; | |
long long acho, aclo; | |
long long resulth, resultl; | |
achi = 0x05; | |
acli = 0xB4CB; | |
rs = 0x01; | |
rt = 0x01; | |
resulth = 0x05; | |
resultl = 0xB4CC; | |
__asm | |
("mthi %2, $ac1\n\t" | |
"mtlo %3, $ac1\n\t" | |
"madd $ac1, %4, %5\n\t" | |
"mfhi %0, $ac1\n\t" | |
"mflo %1, $ac1\n\t" | |
: "=r"(acho), "=r"(aclo) | |
: "r"(achi), "r"(acli), "r"(rs), "r"(rt) | |
); | |
if ((resulth != acho) || (resultl != aclo)) { | |
printf("madd wrong\n"); | |
return -1; | |
} | |
return 0; | |
} |