Renesas SuperH SH-4A - Page 278

Rev. 1.50, 10/04, page 258 of 448
if ((long)tempm>=0) {
src = 0;
tempn = 0;
}
else {
src = 1;
tempn = 0xFFFFFFFF;
}
src += dest;
MACL += tempm;
if ((long)MACL>=0) ans = 0;
else ans = 1;
ans += dest;
if (S==1) {
if (ans==1) {
if (src==0) MACL = 0x7FFFFFFF;
if (src==2) MACL = 0x80000000;
}
}
else {
MACH += tempn;
if (templ>MACL) MACH += 1;
}
PC += 2;
}