74     CFGStackNode(ScopedMapTy &knownValues, DominanceInfoNode *node)  in CFGStackNode()
75         : scope(knownValues), node(node), childIterator(node->begin()) {}  in CFGStackNode()
89   LogicalResult simplifyOperation(ScopedMapTy &knownValues, Operation *op,
91   void simplifyBlock(ScopedMapTy &knownValues, Block *bb, bool hasSSADominance);
92   void simplifyRegion(ScopedMapTy &knownValues, Region &region);
97   void replaceUsesAndDelete(ScopedMapTy &knownValues, Operation *op,
111 void CSE::replaceUsesAndDelete(ScopedMapTy &knownValues, Operation *op,  in replaceUsesAndDelete()  argument
127             return !knownValues.count(operand.getOwner());  in replaceUsesAndDelete()
186 LogicalResult CSE::simplifyOperation(ScopedMapTy &knownValues, Operation *op,  in simplifyOperation()  argument
216     if (auto *existing = knownValues.lookup(op)) {  in simplifyOperation()
222         replaceUsesAndDelete(knownValues, op, existing, hasSSADominance);  in simplifyOperation()
226     knownValues.insert(op, op);  in simplifyOperation()
231   if (auto *existing = knownValues.lookup(op)) {  in simplifyOperation()
232     replaceUsesAndDelete(knownValues, op, existing, hasSSADominance);  in simplifyOperation()
238   knownValues.insert(op, op);  in simplifyOperation()
242 void CSE::simplifyBlock(ScopedMapTy &knownValues, Block *bb,  in simplifyBlock()  argument
246     if (succeeded(simplifyOperation(knownValues, &op, hasSSADominance)))  in simplifyBlock()
265       simplifyRegion(knownValues, region);  in simplifyBlock()
271 void CSE::simplifyRegion(ScopedMapTy &knownValues, Region &region) {  in simplifyRegion()  argument
280     ScopedMapTy::ScopeTy scope(knownValues);  in simplifyRegion()
281     simplifyBlock(knownValues, &region.front(), hasSSADominance);  in simplifyRegion()
301       knownValues, domInfo->getRootNode(&region)));  in simplifyRegion()
309       simplifyBlock(knownValues, currentNode->node->getBlock(),  in simplifyRegion()
317           std::make_unique<CFGStackNode>(knownValues, childNode));  in simplifyRegion()
328   ScopedMapTy knownValues;  in runOnOperation()  local
334     simplifyRegion(knownValues, region);  in runOnOperation()