blob: 85f94d8450eae54c91379ce674a4172a3cc72863 [file] [log] [blame] [edit]
#include<stdio.h>
#include<assert.h>
int main()
{
int rs, ach, acl, dsp;
int result, resulth, resultl;
dsp = 0x07;
ach = 0x05;
acl = 0xB4CB;
rs = 0x00FFBBAA;
resulth = 0xB4CB;
resultl = 0x00FFBBAA;
result = 0x27;
__asm
("wrdsp %0, 0x01\n\t"
"mthi %1, $ac1\n\t"
"mtlo %2, $ac1\n\t"
"mthlip %3, $ac1\n\t"
"mfhi %1, $ac1\n\t"
"mflo %2, $ac1\n\t"
"rddsp %0\n\t"
: "+r"(dsp), "+r"(ach), "+r"(acl)
: "r"(rs)
);
dsp = dsp & 0x3F;
assert(dsp == result);
assert(ach == resulth);
assert(acl == resultl);
dsp = 0x1f;
ach = 0x05;
acl = 0xB4CB;
rs = 0x00FFBBAA;
resulth = 0xB4CB;
resultl = 0x00FFBBAA;
result = 0x3f;
__asm
("wrdsp %0, 0x01\n\t"
"mthi %1, $ac1\n\t"
"mtlo %2, $ac1\n\t"
"mthlip %3, $ac1\n\t"
"mfhi %1, $ac1\n\t"
"mflo %2, $ac1\n\t"
"rddsp %0\n\t"
: "+r"(dsp), "+r"(ach), "+r"(acl)
: "r"(rs)
);
dsp = dsp & 0x3F;
assert(dsp == result);
assert(ach == resulth);
assert(acl == resultl);
return 0;
}