Experimental parser: merge to r19637

src/x64/lithium-x64.h

Index: src/x64/lithium-x64.h
diff --git a/src/x64/lithium-x64.h b/src/x64/lithium-x64.h
index 0aab4431e3532ce041e5c52bcf09ec4b819a4bc0..a58208c816f4f0471be89a44f6e6374b2bc0acdc 100644
--- a/src/x64/lithium-x64.h
+++ b/src/x64/lithium-x64.h
@@ -91,13 +91,10 @@ class LCodeGen;
   V(Drop)                                       \
   V(DummyUse)                                   \
   V(Dummy)                                      \
-  V(ElementsKind)                               \
   V(ForInCacheArray)                            \
   V(ForInPrepareMap)                            \
   V(FunctionLiteral)                            \
   V(GetCachedArrayIndex)                        \
-  V(GlobalObject)                               \
-  V(GlobalReceiver)                             \
   V(Goto)                                       \
   V(HasCachedArrayIndexAndBranch)               \
   V(HasInstanceTypeAndBranch)                   \
@@ -116,7 +113,6 @@ class LCodeGen;
   V(Label)                                      \
   V(LazyBailout)                                \
   V(LoadContextSlot)                            \
-  V(LoadExternalArrayPointer)                   \
   V(LoadRoot)                                   \
   V(LoadFieldByIndex)                           \
   V(LoadFunctionPrototype)                      \
@@ -128,6 +124,7 @@ class LCodeGen;
   V(LoadNamedGeneric)                           \
   V(MapEnumLength)                              \
   V(MathAbs)                                    \
+  V(MathClz32)                                  \
   V(MathExp)                                    \
   V(MathFloor)                                  \
   V(MathFloorOfDiv)                             \
@@ -143,7 +140,6 @@ class LCodeGen;
   V(NumberTagU)                                 \
   V(NumberUntagD)                               \
   V(OsrEntry)                                   \
-  V(OuterContext)                               \
   V(Parameter)                                  \
   V(Power)                                      \
   V(PushArgument)                               \
@@ -169,7 +165,6 @@ class LCodeGen;
   V(SubI)                                       \
   V(TaggedToI)                                  \
   V(ThisFunction)                               \
-  V(Throw)                                      \
   V(ToFastProperties)                           \
   V(TransitionElementsKind)                     \
   V(TrapAllocationMemento)                      \
@@ -178,7 +173,6 @@ class LCodeGen;
   V(Uint32ToDouble)                             \
   V(Uint32ToSmi)                                \
   V(UnknownOSRValue)                            \
-  V(ValueOf)                                    \
   V(WrapReceiver)
 
 
@@ -559,6 +553,7 @@ class LWrapReceiver V8_FINAL : public LTemplateInstruction<1, 2, 0> {
   LOperand* function() { return inputs_[1]; }
 
   DECLARE_CONCRETE_INSTRUCTION(WrapReceiver, "wrap-receiver")
+  DECLARE_HYDROGEN_ACCESSOR(WrapReceiver)
 };
 
 
@@ -766,6 +761,18 @@ class LMathLog V8_FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
+class LMathClz32 V8_FINAL : public LTemplateInstruction<1, 1, 0> {
+ public:
+  explicit LMathClz32(LOperand* value) {
+    inputs_[0] = value;
+  }
+
+  LOperand* value() { return inputs_[0]; }
+
+  DECLARE_CONCRETE_INSTRUCTION(MathClz32, "math-clz32")
+};
+
+
 class LMathExp V8_FINAL : public LTemplateInstruction<1, 1, 2> {
  public:
   LMathExp(LOperand* value, LOperand* temp1, LOperand* temp2) {
@@ -1240,32 +1247,6 @@ class LMapEnumLength V8_FINAL : public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LElementsKind V8_FINAL : public LTemplateInstruction<1, 1, 0> {
- public:
-  explicit LElementsKind(LOperand* value) {
-    inputs_[0] = value;
-  }
-
-  LOperand* value() { return inputs_[0]; }
-
-  DECLARE_CONCRETE_INSTRUCTION(ElementsKind, "elements-kind")
-  DECLARE_HYDROGEN_ACCESSOR(ElementsKind)
-};
-
-
-class LValueOf V8_FINAL : public LTemplateInstruction<1, 1, 0> {
- public:
-  explicit LValueOf(LOperand* value) {
-    inputs_[0] = value;
-  }
-
-  LOperand* value() { return inputs_[0]; }
-
-  DECLARE_CONCRETE_INSTRUCTION(ValueOf, "value-of")
-  DECLARE_HYDROGEN_ACCESSOR(ValueOf)
-};
-
-
 class LDateField V8_FINAL : public LTemplateInstruction<1, 1, 0> {
  public:
   LDateField(LOperand* date, Smi* index) : index_(index) {
@@ -1319,20 +1300,6 @@ class LSeqStringSetChar V8_FINAL : public LTemplateInstruction<1, 4, 0> {
 };
 
 
-class LThrow V8_FINAL : public LTemplateInstruction<0, 2, 0> {
- public:
-  explicit LThrow(LOperand* context, LOperand* value) {
-    inputs_[0] = context;
-    inputs_[1] = value;
-  }
-
-  LOperand* context() { return inputs_[0]; }
-  LOperand* value() { return inputs_[1]; }
-
-  DECLARE_CONCRETE_INSTRUCTION(Throw, "throw")
-};
-
-
 class LAddI V8_FINAL : public LTemplateInstruction<1, 2, 0> {
  public:
   LAddI(LOperand* left, LOperand* right) {
@@ -1512,20 +1479,6 @@ class LLoadRoot V8_FINAL : public LTemplateInstruction<1, 0, 0> {
 };
 
 
-class LLoadExternalArrayPointer V8_FINAL
-    : public LTemplateInstruction<1, 1, 0> {
- public:
-  explicit LLoadExternalArrayPointer(LOperand* object) {
-    inputs_[0] = object;
-  }
-
-  LOperand* object() { return inputs_[0]; }
-
-  DECLARE_CONCRETE_INSTRUCTION(LoadExternalArrayPointer,
-                               "load-external-array-pointer")
-};
-
-
 class LLoadKeyed V8_FINAL : public LTemplateInstruction<1, 2, 0> {
  public:
   LLoadKeyed(LOperand* elements, LOperand* key) {
@@ -1720,18 +1673,6 @@ class LContext V8_FINAL : public LTemplateInstruction<1, 0, 0> {
 };
 
 
-class LOuterContext V8_FINAL : public LTemplateInstruction<1, 1, 0> {
- public:
-  explicit LOuterContext(LOperand* context) {
-    inputs_[0] = context;
-  }
-
-  LOperand* context() { return inputs_[0]; }
-
-  DECLARE_CONCRETE_INSTRUCTION(OuterContext, "outer-context")
-};
-
-
 class LDeclareGlobals V8_FINAL : public LTemplateInstruction<0, 1, 0> {
  public:
   explicit LDeclareGlobals(LOperand* context) {
@@ -1745,30 +1686,6 @@ class LDeclareGlobals V8_FINAL : public LTemplateInstruction<0, 1, 0> {
 };
 
 
-class LGlobalObject V8_FINAL : public LTemplateInstruction<1, 1, 0> {
- public:
-  explicit LGlobalObject(LOperand* context) {
-    inputs_[0] = context;
-  }
-
-  LOperand* context() { return inputs_[0]; }
-
-  DECLARE_CONCRETE_INSTRUCTION(GlobalObject, "global-object")
-};
-
-
-class LGlobalReceiver V8_FINAL : public LTemplateInstruction<1, 1, 0> {
- public:
-  explicit LGlobalReceiver(LOperand* global_object) {
-    inputs_[0] = global_object;
-  }
-
-  LOperand* global() { return inputs_[0]; }
-
-  DECLARE_CONCRETE_INSTRUCTION(GlobalReceiver, "global-receiver")
-};
-
-
 class LCallJSFunction V8_FINAL : public LTemplateInstruction<1, 1, 0> {
  public:
   explicit LCallJSFunction(LOperand* function) {
@@ -1791,8 +1708,7 @@ class LCallWithDescriptor V8_FINAL : public LTemplateResultInstruction<1> {
   LCallWithDescriptor(const CallInterfaceDescriptor* descriptor,
                       ZoneList<LOperand*>& operands,
                       Zone* zone)
-    : descriptor_(descriptor),
-      inputs_(descriptor->environment_length() + 1, zone) {
+    : inputs_(descriptor->environment_length() + 1, zone) {
     ASSERT(descriptor->environment_length() + 1 == operands.length());
     inputs_.AddAll(operands, zone);
   }
@@ -1807,7 +1723,6 @@ class LCallWithDescriptor V8_FINAL : public LTemplateResultInstruction<1> {
 
   int arity() const { return hydrogen()->argument_count() - 1; }
 
-  const CallInterfaceDescriptor* descriptor_;
   ZoneList<LOperand*> inputs_;
 
   // Iterator support.
@@ -2620,8 +2535,6 @@ class LChunkBuilder V8_FINAL : public LChunkBuilderBase {
   HYDROGEN_CONCRETE_INSTRUCTION_LIST(DECLARE_DO)
 #undef DECLARE_DO
 
-  static HValue* SimplifiedDivisorForMathFloorOfDiv(HValue* val);
-
   LInstruction* DoMathFloor(HUnaryMathOperation* instr);
   LInstruction* DoMathRound(HUnaryMathOperation* instr);
   LInstruction* DoMathAbs(HUnaryMathOperation* instr);
@@ -2629,6 +2542,7 @@ class LChunkBuilder V8_FINAL : public LChunkBuilderBase {
   LInstruction* DoMathExp(HUnaryMathOperation* instr);
   LInstruction* DoMathSqrt(HUnaryMathOperation* instr);
   LInstruction* DoMathPowHalf(HUnaryMathOperation* instr);
+  LInstruction* DoMathClz32(HUnaryMathOperation* instr);
 
  private:
   enum Status {