<< usingLoops_.size() << " loops.\n");
}
-/// removeUse - Update statistics by noting that MI no longer uses curli.
-void SplitAnalysis::removeUse(const MachineInstr *MI) {
- if (!usingInstrs_.erase(MI))
- return;
-
- // Decrement MBB count.
- const MachineBasicBlock *MBB = MI->getParent();
- BlockCountMap::iterator bi = usingBlocks_.find(MBB);
- assert(bi != usingBlocks_.end() && "MBB missing");
- assert(bi->second && "0 count in map");
- if (--bi->second)
- return;
- // No more uses in MBB.
- usingBlocks_.erase(bi);
-
- // Decrement loop count.
- MachineLoop *Loop = loops_.getLoopFor(MBB);
- if (!Loop)
- return;
- LoopCountMap::iterator li = usingLoops_.find(Loop);
- assert(li != usingLoops_.end() && "Loop missing");
- assert(li->second && "0 count in map");
- if (--li->second)
- return;
- // No more blocks in Loop.
- usingLoops_.erase(li);
-}
-
// Get three sets of basic blocks surrounding a loop: Blocks inside the loop,
// predecessor blocks, and exit blocks.
void SplitAnalysis::getLoopBlocks(const MachineLoop *Loop, LoopBlocks &Blocks) {
}
}
MO.setReg(LI->reg);
- sa_.removeUse(MI);
DEBUG(dbgs() << " rewrite " << Idx << '\t' << *MI);
}
/// split.
void analyze(const LiveInterval *li);
- /// removeUse - Update statistics by noting that mi no longer uses curli.
- void removeUse(const MachineInstr *mi);
-
const LiveInterval *getCurLI() { return curli_; }
/// clear - clear all data structures so SplitAnalysis is ready to analyze a