|  | #include "io.h" | 
|  |  | 
|  | int main(void) | 
|  | { | 
|  | long long rs, rt; | 
|  | long long achi, acli; | 
|  | long long acho, aclo; | 
|  | long long resh, resl; | 
|  |  | 
|  | rs = 0xffffeeeeddddcccc; | 
|  | rt = 0x9999888877776666; | 
|  | achi = 0x67576; | 
|  | acli = 0x98878; | 
|  |  | 
|  | resh = 0x67576; | 
|  | resl = 0x5b1682c4; | 
|  | __asm | 
|  | ("mthi  %2, $ac1\n\t" | 
|  | "mtlo  %3, $ac1\n\t" | 
|  | "dpsq_s.w.qh $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 ((acho != resh) || (aclo != resl)) { | 
|  | printf("1 dpsq_s.w.qh wrong\n"); | 
|  |  | 
|  | return -1; | 
|  | } | 
|  |  | 
|  | rs = 0x8000800080008000; | 
|  | rt = 0x8000800080008000; | 
|  | achi = 0x67576; | 
|  | acli = 0x98878; | 
|  |  | 
|  | resh = 0x67575; | 
|  | resl = 0x0009887c; | 
|  |  | 
|  | __asm | 
|  | ("mthi  %2, $ac1\n\t" | 
|  | "mtlo  %3, $ac1\n\t" | 
|  | "dpsq_s.w.qh $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 ((acho != resh) || (aclo != resl)) { | 
|  | printf("2 dpsq_s.w.qh wrong\n"); | 
|  |  | 
|  | return -1; | 
|  | } | 
|  |  | 
|  | return 0; | 
|  | } |