Reland "More lazy deoptimization in Turbofan (binops, loads/stores)"

src/compiler/register-allocator.h

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_REGISTER_ALLOCATOR_H_
 #define V8_REGISTER_ALLOCATOR_H_
 
 #include "src/allocation.h"
 #include "src/compiler/instruction.h"
 #include "src/compiler/node.h"
@@ skipping 373 matching lines @@
   // Liveness analysis support.
   void InitializeLivenessAnalysis();
   BitVector* ComputeLiveOut(BasicBlock* block);
   void AddInitialIntervals(BasicBlock* block, BitVector* live_out);
   bool IsOutputRegisterOf(Instruction* instr, int index);
   bool IsOutputDoubleRegisterOf(Instruction* instr, int index);
   void ProcessInstructions(BasicBlock* block, BitVector* live);
   void MeetRegisterConstraints(BasicBlock* block);
   void MeetConstraintsBetween(Instruction* first, Instruction* second,
                               int gap_index);
+  void MeetRegisterConstraintsForLastInstructionInBlock(BasicBlock* block);
   void ResolvePhis(BasicBlock* block);
 
   // Helper methods for building intervals.
   InstructionOperand* AllocateFixed(UnallocatedOperand* operand, int pos,
                                     bool is_tagged);
   LiveRange* LiveRangeFor(InstructionOperand* operand);
   void Define(LifetimePosition position, InstructionOperand* operand,
               InstructionOperand* hint);
   void Use(LifetimePosition block_start, LifetimePosition position,
            InstructionOperand* operand, InstructionOperand* hint);
@@ skipping 134 matching lines @@
   RegisterAllocator* allocator_;
   unsigned allocator_zone_start_allocation_size_;
 
   DISALLOW_COPY_AND_ASSIGN(RegisterAllocatorPhase);
 };
 }
 }
 }  // namespace v8::internal::compiler
 
 #endif  // V8_REGISTER_ALLOCATOR_H_