|  | #include "io.h" | 
|  |  | 
|  | int main(void) | 
|  | { | 
|  | long long rt, rs, dsp; | 
|  | long long achi, acli; | 
|  | long long acho, aclo; | 
|  | long long resulth, resultl; | 
|  |  | 
|  | achi = 0x05; | 
|  | acli = 0x05; | 
|  |  | 
|  | rs  = 0x1234888899990000; | 
|  | rt  = 0x9876888899990000; | 
|  |  | 
|  | resulth = 0x05; | 
|  | resultl = 0x15ae87f5; | 
|  |  | 
|  | __asm | 
|  | ("mthi %2, $ac1\n\t" | 
|  | "mtlo %3, $ac1\n\t" | 
|  | "maq_s.w.qhll $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("maq_s.w.qhll wrong\n"); | 
|  |  | 
|  | return -1; | 
|  | } | 
|  |  | 
|  |  | 
|  | achi = 0x04; | 
|  | acli = 0x06; | 
|  | rs  = 0x8000888899990000; | 
|  | rt  = 0x8000888899990000; | 
|  |  | 
|  | resulth = 0x04; | 
|  | resultl = 0xffffffff80000005; | 
|  |  | 
|  | __asm | 
|  | ("mthi %3, $ac1\n\t" | 
|  | "mtlo %4, $ac1\n\t" | 
|  | "maq_s.w.qhll $ac1, %5, %6\n\t" | 
|  | "mfhi %0, $ac1\n\t" | 
|  | "mflo %1, $ac1\n\t" | 
|  | "rddsp %2\n\t" | 
|  | : "=r"(acho), "=r"(aclo), "=r"(dsp) | 
|  | : "r"(achi), "r"(acli), "r"(rs), "r"(rt) | 
|  | ); | 
|  |  | 
|  | dsp = (dsp >> 17) & 0x1; | 
|  | if ((dsp != 0x1) || (resulth != acho) || (resultl != aclo)) { | 
|  | printf("maq_s.w.qhll wrong\n"); | 
|  |  | 
|  | return -1; | 
|  | } | 
|  | return 0; | 
|  | } |