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#include"io.h"
int main(void)
{
long long rs, rt;
long long ach = 5, acl = 5;
long long resulth, resultl;
rs = 0x00FF00FF;
rt = 0x00010002;
resulth = 0x05;
resultl = 0x0302;
__asm
("mthi %0, $ac1\n\t"
"mtlo %1, $ac1\n\t"
"dpa.w.ph $ac1, %2, %3\n\t"
"mfhi %0, $ac1\n\t"
"mflo %1, $ac1\n\t"
: "+r"(ach), "+r"(acl)
: "r"(rs), "r"(rt)
);
if ((ach != resulth) || (acl != resultl)) {
printf("1 dpa.w.ph error\n");
return -1;
}
ach = 6, acl = 7;
rs = 0xFFFF00FF;
rt = 0xFFFF0002;
resulth = 0x05;
resultl = 0xfffffffffffe0206;
__asm
("mthi %0, $ac1\n\t"
"mtlo %1, $ac1\n\t"
"dpa.w.ph $ac1, %2, %3\n\t"
"mfhi %0, $ac1\n\t"
"mflo %1, $ac1\n\t"
: "+r"(ach), "+r"(acl)
: "r"(rs), "r"(rt)
);
if ((ach != resulth) || (acl != resultl)) {
printf("2 dpa.w.ph error\n");
return -1;
}
return 0;
}
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