llvm/CodeGen/SelectionDAG.h

1 //===- llvm/CodeGen/SelectionDAG.h - InstSelection DAG ----------*- C++ -*-===//
9 // This file declares the SelectionDAG class, and transitively defines the
78 class SelectionDAG;
90   /// The Allocator in SelectionDAG holds the data.
91   /// SDVTList contains all types which are frequently accessed in SelectionDAG.
210 void checkForCycles(const SelectionDAG *DAG, bool force = false);
218 /// The representation used by the SelectionDAG is a target-independent
223 class SelectionDAG {
269   /// Pool allocation for misc. objects that are created once per SelectionDAG.
296     SelectionDAG &DAG;
298     explicit DAGUpdateListener(SelectionDAG &D)
323     DAGNodeDeletedListener(SelectionDAG &DAG,
401   explicit SelectionDAG(const TargetMachine &TM, CodeGenOpt::Level);
402   SelectionDAG(const SelectionDAG &) = delete;
403   SelectionDAG &operator=(const SelectionDAG &) = delete;
404   ~SelectionDAG();
406   /// Prepare this SelectionDAG to process code in the given MachineFunction.
417   /// SelectionDAG ready to process a new block.
481   /// Return the root tag of the SelectionDAG.
489   /// Set the current root tag of the SelectionDAG.
506   /// This iterates over the nodes in the SelectionDAG, folding
513   /// This transforms the SelectionDAG into a SelectionDAG that
521   /// This transforms the SelectionDAG into a SelectionDAG that is
529   /// Transforms a SelectionDAG node and any operands to it into a node
550   /// This transforms the SelectionDAG into a SelectionDAG
563   /// This method deletes all unreachable nodes in the SelectionDAG.
1431   /// with this SelectionDAG.
1789 template <> struct GraphTraits<SelectionDAG*> : public GraphTraits<SDNode*> {
1790   using nodes_iterator = pointer_iterator<SelectionDAG::allnodes_iterator>;
1792   static nodes_iterator nodes_begin(SelectionDAG *G) {
1796   static nodes_iterator nodes_end(SelectionDAG *G) {
1802 SDValue SelectionDAG::getTargetMemSDNode(SDVTList VTs,