598   // We may be trying to avoid interference that ends at a deleted instruction,  in defFromParent()
1629 // points and color intervals in basic blocks while avoiding interference.
1646   assert((!LeaveBefore || LeaveBefore < Stop) && "Interference after block");  in splitLiveThroughBlock()
1648   assert((!EnterAfter || EnterAfter >= Start) && "Interference before block");  in splitLiveThroughBlock()
1655     //        <<<<<<<<<    Possible LeaveBefore interference.  in splitLiveThroughBlock()
1661     assert((!LeaveBefore || Idx <= LeaveBefore) && "Interference");  in splitLiveThroughBlock()
1669     //    >>>>>>>          Possible EnterAfter interference.  in splitLiveThroughBlock()
1675     assert((!EnterAfter || Idx >= EnterAfter) && "Interference");  in splitLiveThroughBlock()
1684     //    -------------    Straight through, same intv, no interference.  in splitLiveThroughBlock()
1697     LLVM_DEBUG(dbgs() << ", switch avoiding interference.\n");  in splitLiveThroughBlock()
1699     //    >>>>     <<<<    Non-overlapping EnterAfter/LeaveBefore interference.  in splitLiveThroughBlock()
1701     //    ------=======    Switch intervals between interference.  in splitLiveThroughBlock()
1713     assert((!LeaveBefore || Idx <= LeaveBefore) && "Interference");  in splitLiveThroughBlock()
1714     assert((!EnterAfter || Idx >= EnterAfter) && "Interference");  in splitLiveThroughBlock()
1718   LLVM_DEBUG(dbgs() << ", create local intv for interference.\n");  in splitLiveThroughBlock()
1720   //    >>><><><><<<<    Overlapping EnterAfter/LeaveBefore interference.  in splitLiveThroughBlock()
1722   //    ==---------==    Switch intervals before/after interference.  in splitLiveThroughBlock()
1729   assert((!EnterAfter || Idx >= EnterAfter) && "Interference");  in splitLiveThroughBlock()
1734   assert((!LeaveBefore || Idx <= LeaveBefore) && "Interference");  in splitLiveThroughBlock()
1750   assert((!LeaveBefore || LeaveBefore > Start) && "Bad interference");  in splitRegInBlock()
1753     LLVM_DEBUG(dbgs() << " before interference.\n");  in splitRegInBlock()
1755     //               <<<    Interference after kill.  in splitRegInBlock()
1768     //               <<<    Possible interference after last use.  in splitRegInBlock()
1772     //                 <    Interference after last use.  in splitRegInBlock()
1778       LLVM_DEBUG(dbgs() << ", spill after last use before interference.\n");  in splitRegInBlock()
1782       assert((!LeaveBefore || Idx <= LeaveBefore) && "Interference");  in splitRegInBlock()
1789       assert((!LeaveBefore || Idx <= LeaveBefore) && "Interference");  in splitRegInBlock()
1794   // The interference is overlapping somewhere we wanted to use IntvIn. That  in splitRegInBlock()
1803     //           <<<<<<<    Interference overlapping uses.  in splitRegInBlock()
1805     //     =====----____    Leave IntvIn before interference, then spill.  in splitRegInBlock()
1812     assert((!LeaveBefore || From <= LeaveBefore) && "Interference");  in splitRegInBlock()
1816   //           <<<<<<<    Interference overlapping uses.  in splitRegInBlock()
1827   assert((!LeaveBefore || From <= LeaveBefore) && "Interference");  in splitRegInBlock()
1845   assert((!EnterAfter || EnterAfter < LSP) && "Bad interference");  in splitRegOutBlock()
1848     LLVM_DEBUG(dbgs() << " after interference.\n");  in splitRegOutBlock()
1850     //    >>>>             Interference before def.  in splitRegOutBlock()
1860     LLVM_DEBUG(dbgs() << ", reload after interference.\n");  in splitRegOutBlock()
1862     //    >>>>             Interference before def.  in splitRegOutBlock()
1869     assert((!EnterAfter || Idx >= EnterAfter) && "Interference");  in splitRegOutBlock()
1873   // The interference is overlapping somewhere we wanted to use IntvOut. That  in splitRegOutBlock()
1876   LLVM_DEBUG(dbgs() << ", interference overlaps uses.\n");  in splitRegOutBlock()
1878   //    >>>>>>>          Interference overlapping uses.  in splitRegOutBlock()
1880   //    ____---======    Create local interval for interference range.  in splitRegOutBlock()
1885   assert((!EnterAfter || Idx >= EnterAfter) && "Interference");  in splitRegOutBlock()