#include"io.h" int main(void) { long long rt, rs; long long achi, acli; long long acho, aclo; long long resh, resl; achi = 0x1; acli = 0x1; rs = 0x0001000100010001; rt = 0x0002000200020002; resh = 0x1; resl = 0x9; asm("mthi %2, $ac1\t\n" "mtlo %3, $ac1\t\n" "dpa.w.qh $ac1, %4, %5\t\n" "mfhi %0, $ac1\t\n" "mflo %1, $ac1\t\n" : "=r"(acho), "=r"(aclo) : "r"(achi), "r"(acli), "r"(rs), "r"(rt) ); if ((acho != resh) || (aclo != resl)) { printf("1 dpa.w.qh error\n"); return -1; } achi = 0xffffffff; acli = 0xaaaaaaaa; rs = 0xaaaabbbbccccdddd; rt = 0x7777888899996666; resh = 0xffffffffffffffff; resl = 0x320cdf02; asm("mthi %2, $ac1\t\n" "mtlo %3, $ac1\t\n" "dpa.w.qh $ac1, %4, %5\t\n" "mfhi %0, $ac1\t\n" "mflo %1, $ac1\t\n" : "=r"(acho), "=r"(aclo) : "r"(achi), "r"(acli), "r"(rs), "r"(rt) ); if ((acho != resh) || (aclo != resl)) { printf("2 dpa.w.qh error\n"); return -1; } return 0; }