Don't assert if we can't constant fold extract/insertvalue
[oota-llvm.git] / include / llvm / CodeGen / RegAllocPBQP.h
index 008a7b3bf3b57079460ec9babdf87801a2ab7550..6f2d13945333c9b36b28f5d1e91a0298dbdf94fd 100644 (file)
 #include "llvm/CodeGen/MachineFunctionPass.h"
 #include "llvm/CodeGen/PBQP/Graph.h"
 #include "llvm/CodeGen/PBQP/Solution.h"
-
 #include <map>
+#include <set>
 
 namespace llvm {
 
-  class LiveInterval;
+  class LiveIntervals;
+  class MachineBlockFrequencyInfo;
   class MachineFunction;
-  class MachineLoopInfo;
+  class TargetRegisterInfo;
+  template<class T> class OwningPtr;
 
   /// This class wraps up a PBQP instance representing a register allocation
   /// problem, plus the structures necessary to map back from the PBQP solution
@@ -93,7 +95,7 @@ namespace llvm {
     typedef std::map<PBQP::Graph::ConstNodeItr, unsigned,
                      PBQP::NodeItrComparator>  Node2VReg;
     typedef DenseMap<unsigned, PBQP::Graph::NodeItr> VReg2Node;
-    typedef std::map<unsigned, AllowedSet> AllowedSetMap;
+    typedef DenseMap<unsigned, AllowedSet> AllowedSetMap;
 
     PBQP::Graph graph;
     Node2VReg node2VReg;
@@ -108,8 +110,8 @@ namespace llvm {
   /// class to support additional constraints for your architecture.
   class PBQPBuilder {
   private:
-    PBQPBuilder(const PBQPBuilder&) {}
-    void operator=(const PBQPBuilder&) {}
+    PBQPBuilder(const PBQPBuilder&) LLVM_DELETED_FUNCTION;
+    void operator=(const PBQPBuilder&) LLVM_DELETED_FUNCTION;
   public:
 
     typedef std::set<unsigned> RegSet;
@@ -122,11 +124,9 @@ namespace llvm {
 
     /// Build a PBQP instance to represent the register allocation problem for
     /// the given MachineFunction.
-    virtual std::auto_ptr<PBQPRAProblem> build(
-                                              MachineFunction *mf,
-                                              const LiveIntervals *lis,
-                                              const MachineLoopInfo *loopInfo,
-                                              const RegSet &vregs);
+    virtual PBQPRAProblem *build(MachineFunction *mf, const LiveIntervals *lis,
+                                 const MachineBlockFrequencyInfo *mbfi,
+                                 const RegSet &vregs);
   private:
 
     void addSpillCosts(PBQP::Vector &costVec, PBQP::PBQPNum spillCost);
@@ -143,11 +143,9 @@ namespace llvm {
  
     /// Build a PBQP instance to represent the register allocation problem for
     /// the given MachineFunction.
-    virtual std::auto_ptr<PBQPRAProblem> build(
-                                              MachineFunction *mf,
-                                              const LiveIntervals *lis,
-                                              const MachineLoopInfo *loopInfo,
-                                              const RegSet &vregs);   
+    virtual PBQPRAProblem *build(MachineFunction *mf, const LiveIntervals *lis,
+                                 const MachineBlockFrequencyInfo *mbfi,
+                                 const RegSet &vregs);   
 
   private:
 
@@ -160,7 +158,8 @@ namespace llvm {
                             PBQP::PBQPNum benefit);
   };
 
-  FunctionPass* createPBQPRegisterAllocator(std::auto_ptr<PBQPBuilder> builder);
+  FunctionPass* createPBQPRegisterAllocator(OwningPtr<PBQPBuilder> &builder,
+                                            char *customPassID=0);
 }
 
 #endif /* LLVM_CODEGEN_REGALLOCPBQP_H */