blob: 370c2a80183229b4e4caaea9ab4370c1e16e12e0 [file] [log] [blame] [edit]
#include<stdio.h>
#include<assert.h>
int main()
{
int rd, rs, rt, dsp;
int result, resultdsp;
rs = 0x80001234;
rt = 0x80004321;
result = 0x7FFF098C;
resultdsp = 1;
__asm
("wrdsp $0\n\t"
"mulq_rs.ph %0, %2, %3\n\t"
"rddsp %1\n\t"
: "=r"(rd), "=r"(dsp)
: "r"(rs), "r"(rt)
);
dsp = (dsp >> 21) & 0x01;
assert(rd == result);
assert(dsp == resultdsp);
rs = 0x80011234;
rt = 0x80024321;
result = 0x7FFD098C;
resultdsp = 0;
__asm
("wrdsp $0\n\t"
"mulq_rs.ph %0, %2, %3\n\t"
"rddsp %1\n\t"
: "=r"(rd), "=r"(dsp)
: "r"(rs), "r"(rt)
);
dsp = (dsp >> 21) & 0x01;
assert(rd == result);
assert(dsp == resultdsp);
return 0;
}