unsigned MappedDef = *I;
// Source of copy is no longer available for propagation.
if (AvailCopyMap.erase(MappedDef)) {
- for (const uint16_t *SR = TRI->getSubRegisters(MappedDef); *SR; ++SR)
+ for (MCSubRegIterator SR(MappedDef, TRI); SR.isValid(); ++SR)
AvailCopyMap.erase(*SR);
}
}
// Remember Def is defined by the copy.
// ... Make sure to clear the def maps of aliases first.
- for (const uint16_t *AS = TRI->getAliasSet(Def); *AS; ++AS) {
- CopyMap.erase(*AS);
- AvailCopyMap.erase(*AS);
+ for (MCRegAliasIterator AI(Def, TRI, false); AI.isValid(); ++AI) {
+ CopyMap.erase(*AI);
+ AvailCopyMap.erase(*AI);
}
CopyMap[Def] = MI;
AvailCopyMap[Def] = MI;
- for (const uint16_t *SR = TRI->getSubRegisters(Def); *SR; ++SR) {
+ for (MCSubRegIterator SR(Def, TRI); SR.isValid(); ++SR) {
CopyMap[*SR] = MI;
AvailCopyMap[*SR] = MI;
}