qemu/tests/tcg/mips/mips32-dsp/mult.c

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#include<stdio.h>
#include<assert.h>
int main()
{
int rs, rt, ach, acl;
int result, resulth, resultl;
rs = 0x00FFBBAA;
rt = 0x4B231000;
resulth = 0x4b0f01;
resultl = 0x71f8a000;
__asm
("mult $ac1, %2, %3\n\t"
"mfhi %0, $ac1\n\t"
"mflo %1, $ac1\n\t"
: "=r"(ach), "=r"(acl)
: "r"(rs), "r"(rt)
);
assert(ach == resulth);
assert(acl == resultl);
return 0;
}