162 static bool isUseSpeciallyKnownDead(OpOperand &use, LiveMap &liveMap) {  in isUseSpeciallyKnownDead()  argument
179         return !liveMap.wasProvenLive(*arg);  in isUseSpeciallyKnownDead()
185 static void processValue(Value value, LiveMap &liveMap) {  in processValue()  argument
187     if (isUseSpeciallyKnownDead(use, liveMap))  in processValue()
189     return liveMap.wasProvenLive(use.getOwner());  in processValue()
192     liveMap.setProvedLive(value);  in processValue()
204 static void propagateLiveness(Region &region, LiveMap &liveMap);
206 static void propagateTerminatorLiveness(Operation *op, LiveMap &liveMap) {  in propagateTerminatorLiveness()  argument
208   liveMap.setProvedLive(op);  in propagateTerminatorLiveness()
215         liveMap.setProvedLive(arg);  in propagateTerminatorLiveness()
224         liveMap.setProvedLive(arg);  in propagateTerminatorLiveness()
228 static void propagateLiveness(Operation *op, LiveMap &liveMap) {  in propagateLiveness()  argument
234     propagateLiveness(region, liveMap);  in propagateLiveness()
238     return propagateTerminatorLiveness(op, liveMap);  in propagateLiveness()
242     liveMap.setProvedLive(op);  in propagateLiveness()
246     processValue(value, liveMap);  in propagateLiveness()
248     return liveMap.wasProvenLive(value);  in propagateLiveness()
251     liveMap.setProvedLive(op);  in propagateLiveness()
254 static void propagateLiveness(Region &region, LiveMap &liveMap) {  in propagateLiveness()  argument
262       propagateLiveness(&op, liveMap);  in propagateLiveness()
264       processValue(value, liveMap);  in propagateLiveness()
269                                              LiveMap &liveMap) {  in eraseTerminatorSuccessorOperands()  argument
291       if (!liveMap.wasProvenLive(successor->getArgument(arg)))  in eraseTerminatorSuccessorOperands()
298                                     LiveMap &liveMap) {  in deleteDeadness()  argument
314       eraseTerminatorSuccessorOperands(block->getTerminator(), liveMap);  in deleteDeadness()
318             succeeded(deleteDeadness(childOp.getRegions(), liveMap));  in deleteDeadness()
319         if (!liveMap.wasProvenLive(&childOp)) {  in deleteDeadness()
332         if (!liveMap.wasProvenLive(block.getArgument(e - i - 1))) {  in deleteDeadness()
359   LiveMap liveMap;  in runRegionDCE()  local
361     liveMap.resetChanged();  in runRegionDCE()
364       propagateLiveness(region, liveMap);  in runRegionDCE()
365   } while (liveMap.hasChanged());  in runRegionDCE()
367   return deleteDeadness(regions, liveMap);  in runRegionDCE()