Renesas SuperH SH-4A - Page 275

Rev. 1.50, 10/04, page 255 of 448
if(((long)Res2<0)&&(Res2 < 0xFFFF8000)){
Res2 = 0xFFFF8000;
Res0 = 0x00000000;
}
if(((long)Res2>0)&&(Res2 > 0x00007FFF)){
Res2 = 0x00007FFF;
Res0 = 0xFFFFFFFF;
};
MACH = (Res2 & 0x0000FFFF)|(MACH & 0xFFFF0000);
MACL = Res0;
}
else {
Res0 = MACL + Res0;
if (MACL>Res0) Res2++;
Res2 += MACH;
MACH = Res2;
MACL = Res0;
}
PC += 2;
}