RegionIterator.h File Reference

#include "llvm/ADT/DepthFirstIterator.h"
#include "llvm/ADT/GraphTraits.h"
#include "llvm/ADT/PointerIntPair.h"
#include "llvm/Analysis/RegionInfo.h"
#include "llvm/IR/CFG.h"
#include <cassert>
#include <iterator>
#include <type_traits>

Include dependency graph for RegionIterator.h:

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Classes
class	llvm::RNSuccIterator< NodeRef, BlockT, RegionT >
	Hierarchical RegionNode successor iterator. More...
class	llvm::RNSuccIterator< FlatIt< NodeRef >, BlockT, RegionT >
	Flat RegionNode iterator. More...
struct	llvm::GraphTraits< RegionInfo * >
struct	llvm::GraphTraits< RegionInfoPass * >

Namespaces
	llvm
	This class represents lattice values for constants.

Macros
#define	RegionNodeGraphTraits(NodeT, BlockT, RegionT)
#define	RegionGraphTraits(RegionT, NodeT)

Functions
template<class NodeRef , class BlockT , class RegionT >
RNSuccIterator< NodeRef, BlockT, RegionT >	llvm::succ_begin (NodeRef Node)
template<class NodeRef , class BlockT , class RegionT >
RNSuccIterator< NodeRef, BlockT, RegionT >	llvm::succ_end (NodeRef Node)
	llvm::RegionNodeGraphTraits (RegionNode, BasicBlock, Region)
	llvm::RegionGraphTraits (Region, RegionNode)

Macro Definition Documentation

RegionGraphTraits

#define RegionGraphTraits	(		RegionT,
			NodeT
	)

Value:

template <> struct GraphTraits<RegionT *> : public GraphTraits<NodeT *> {    \
    using nodes_iterator = df_iterator<NodeRef>;                               \
    static NodeRef getEntryNode(RegionT *R) {                                  \
      return R->getNode(R->getEntry());                                        \
    }                                                                          \
    static nodes_iterator nodes_begin(RegionT *R) {                            \
      return nodes_iterator::begin(getEntryNode(R));                           \
    }                                                                          \
    static nodes_iterator nodes_end(RegionT *R) {                              \
      return nodes_iterator::end(getEntryNode(R));                             \
    }                                                                          \
  };                                                                           \
  template <>                                                                  \
  struct GraphTraits<FlatIt<RegionT *>>                                        \
      : public GraphTraits<FlatIt<NodeT *>> {                                  \
    using nodes_iterator =                                                     \
        df_iterator<NodeRef, df_iterator_default_set<NodeRef>, false,          \
                    GraphTraits<FlatIt<NodeRef>>>;                             \
    static NodeRef getEntryNode(RegionT *R) {                                  \
      return R->getBBNode(R->getEntry());                                      \
    }                                                                          \
    static nodes_iterator nodes_begin(RegionT *R) {                            \
      return nodes_iterator::begin(getEntryNode(R));                           \
    }                                                                          \
    static nodes_iterator nodes_end(RegionT *R) {                              \
      return nodes_iterator::end(getEntryNode(R));                             \
    }                                                                          \
  }

Definition at line 284 of file RegionIterator.h.

RegionNodeGraphTraits

#define RegionNodeGraphTraits	(		NodeT,
			BlockT,
			RegionT
	)

Value:

template <> struct GraphTraits<NodeT *> {                                    \
    using NodeRef = NodeT *;                                                   \
    using ChildIteratorType = RNSuccIterator<NodeRef, BlockT, RegionT>;        \
    static NodeRef getEntryNode(NodeRef N) { return N; }                       \
    static inline ChildIteratorType child_begin(NodeRef N) {                   \
      return RNSuccIterator<NodeRef, BlockT, RegionT>(N);                      \
    }                                                                          \
    static inline ChildIteratorType child_end(NodeRef N) {                     \
      return RNSuccIterator<NodeRef, BlockT, RegionT>(N, true);                \
    }                                                                          \
  };                                                                           \
  template <> struct GraphTraits<FlatIt<NodeT *>> {                            \
    using NodeRef = NodeT *;                                                   \
    using ChildIteratorType =                                                  \
        RNSuccIterator<FlatIt<NodeRef>, BlockT, RegionT>;                      \
    static NodeRef getEntryNode(NodeRef N) { return N; }                       \
    static inline ChildIteratorType child_begin(NodeRef N) {                   \
      return RNSuccIterator<FlatIt<NodeRef>, BlockT, RegionT>(N);              \
    }                                                                          \
    static inline ChildIteratorType child_end(NodeRef N) {                     \
      return RNSuccIterator<FlatIt<NodeRef>, BlockT, RegionT>(N, true);        \
    }                                                                          \
  }

Definition at line 259 of file RegionIterator.h.