Thread the Lithium instruction down to DeoptimizeIf and friends.

src/arm/lithium-codegen-arm.h

 // Copyright 2012 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_ARM_LITHIUM_CODEGEN_ARM_H_
 #define V8_ARM_LITHIUM_CODEGEN_ARM_H_
 
 #include "src/arm/lithium-arm.h"
 
 #include "src/arm/lithium-gap-resolver-arm.h"
@@ skipping 216 matching lines @@
                          int formal_parameter_count,
                          int arity,
                          LInstruction* instr,
                          R1State r1_state);
 
   void RecordSafepointWithLazyDeopt(LInstruction* instr,
                                     SafepointMode safepoint_mode);
 
   void RegisterEnvironmentForDeoptimization(LEnvironment* environment,
                                             Safepoint::DeoptMode mode);
-  void DeoptimizeIf(Condition condition,
-                    LEnvironment* environment,
+  void DeoptimizeIf(Condition condition, LInstruction* instr,
                     Deoptimizer::BailoutType bailout_type);
-  void DeoptimizeIf(Condition condition, LEnvironment* environment);
+  void DeoptimizeIf(Condition condition, LInstruction* instr);
 
   void AddToTranslation(LEnvironment* environment,
                         Translation* translation,
                         LOperand* op,
                         bool is_tagged,
                         bool is_uint32,
                         int* object_index_pointer,
                         int* dematerialized_index_pointer);
   void PopulateDeoptimizationData(Handle<Code> code);
   int DefineDeoptimizationLiteral(Handle<Object> literal);
@@ skipping 23 matching lines @@
   void RecordAndWritePosition(int position) OVERRIDE;
 
   static Condition TokenToCondition(Token::Value op, bool is_unsigned);
   void EmitGoto(int block);
 
   // EmitBranch expects to be the last instruction of a block.
   template<class InstrType>
   void EmitBranch(InstrType instr, Condition condition);
   template<class InstrType>
   void EmitFalseBranch(InstrType instr, Condition condition);
-  void EmitNumberUntagD(Register input,
-                        DwVfpRegister result,
-                        bool allow_undefined_as_nan,
-                        bool deoptimize_on_minus_zero,
-                        LEnvironment* env,
-                        NumberUntagDMode mode);
+  void EmitNumberUntagD(LNumberUntagD* instr, Register input,
+                        DwVfpRegister result, NumberUntagDMode mode);
 
   // Emits optimized code for typeof x == "y".  Modifies input register.
   // Returns the condition on which a final split to
   // true and false label should be made, to optimize fallthrough.
   Condition EmitTypeofIs(Label* true_label,
                          Label* false_label,
                          Register input,
                          Handle<String> type_name);
 
   // Emits optimized code for %_IsObject(x).  Preserves input register.
@@ skipping 107 matching lines @@
   LCodeGen* codegen_;
   Label entry_;
   Label exit_;
   Label* external_exit_;
   int instruction_index_;
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARM_LITHIUM_CODEGEN_ARM_H_