if (!CurLoop->contains(BB))
continue;
// Conservatively treat live-in's as an external def.
+ // FIXME: That means a reload that's reused into a fallthrough block
+ // will not be LICM'ed.
for (MachineBasicBlock::const_livein_iterator I = BB->livein_begin(),
E = BB->livein_end(); I != E; ++I) {
unsigned Reg = *I;
}
}
- // FIXME: Only consider reloads for now.
+ // FIXME: Only consider reloads for now. We should be able to handle
+ // remat which does not have register operands.
bool SkipCheck = false;
int FI;
if (SeenDef && !RuledOut) {