| #include"io.h" |
| int main() |
| { |
| long long rs, rt, dsp; |
| long long ach = 5, acl = 5; |
| long long resulth, resultl, resultdsp; |
| |
| rs = 0xBC0123AD; |
| rt = 0x01643721; |
| resulth = 0x00; |
| resultl = 0x7FFFFFFF; |
| resultdsp = 0x01; |
| __asm |
| ("mthi %0, $ac1\n\t" |
| "mtlo %1, $ac1\n\t" |
| "dpsqx_sa.w.ph $ac1, %3, %4\n\t" |
| "mfhi %0, $ac1\n\t" |
| "mflo %1, $ac1\n\t" |
| "rddsp %2\n\t" |
| : "+r"(ach), "+r"(acl), "=r"(dsp) |
| : "r"(rs), "r"(rt) |
| ); |
| dsp = (dsp >> 17) & 0x01; |
| if (dsp != resultdsp || ach != resulth || acl != resultl) { |
| printf("dpsqx_sa.w.ph error\n"); |
| return -1; |
| } |
| |
| ach = 0x8c0b354A; |
| acl = 0xbbc02249; |
| rs = 0x800023AD; |
| rt = 0x01648000; |
| resulth = 0xffffffffffffffff; |
| resultl = 0xffffffff80000000; |
| resultdsp = 0x01; |
| __asm |
| ("mthi %0, $ac1\n\t" |
| "mtlo %1, $ac1\n\t" |
| "dpsqx_sa.w.ph $ac1, %3, %4\n\t" |
| "mfhi %0, $ac1\n\t" |
| "mflo %1, $ac1\n\t" |
| "rddsp %2\n\t" |
| : "+r"(ach), "+r"(acl), "=r"(dsp) |
| : "r"(rs), "r"(rt) |
| ); |
| dsp = (dsp >> 17) & 0x01; |
| if (dsp != resultdsp || ach != resulth || acl != resultl) { |
| printf("dpsqx_sa.w.ph error\n"); |
| return -1; |
| } |
| |
| return 0; |
| } |