Remove RESTORE_CONTEXT flag from ia32 crankshaft codegen.

src/ia32/lithium-ia32.h

Index: src/ia32/lithium-ia32.h
diff --git a/src/ia32/lithium-ia32.h b/src/ia32/lithium-ia32.h
index 5f4dd2520714e079419e72671d794cd055039a13..0daab5f9dcbd3a6b227c409385334c13fbc6a80e 100644
--- a/src/ia32/lithium-ia32.h
+++ b/src/ia32/lithium-ia32.h
@@ -572,12 +572,16 @@ class LCmpIDAndBranch: public LControlInstruction<2, 0> {
 };
 
 
-class LUnaryMathOperation: public LTemplateInstruction<1, 1, 0> {
+class LUnaryMathOperation: public LTemplateInstruction<1, 2, 0> {
  public:
-  explicit LUnaryMathOperation(LOperand* value) {
+  LUnaryMathOperation(LOperand* context, LOperand* value) {
+    inputs_[1] = context;
     inputs_[0] = value;
   }
 
+  LOperand* context() { return inputs_[1]; }
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(UnaryMathOperation, "unary-math-operation")
   DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation)
 
@@ -654,7 +658,7 @@ class LIsSmiAndBranch: public LControlInstruction<1, 0> {
 
 class LIsUndetectableAndBranch: public LControlInstruction<1, 1> {
  public:
-  explicit LIsUndetectableAndBranch(LOperand* value, LOperand* temp) {
+  LIsUndetectableAndBranch(LOperand* value, LOperand* temp) {
     inputs_[0] = value;
     temps_[0] = temp;
   }
@@ -731,11 +735,12 @@ class LClassOfTestAndBranch: public LControlInstruction<1, 2> {
 };
 
 
-class LCmpT: public LTemplateInstruction<1, 2, 0> {
+class LCmpT: public LTemplateInstruction<1, 3, 0> {
  public:
-  LCmpT(LOperand* left, LOperand* right) {
-    inputs_[0] = left;
-    inputs_[1] = right;
+  LCmpT(LOperand* context, LOperand* left, LOperand* right) {
+    inputs_[0] = context;
+    inputs_[1] = left;
+    inputs_[2] = right;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(CmpT, "cmp-t")
@@ -759,10 +764,11 @@ class LInstanceOf: public LTemplateInstruction<1, 3, 0> {
 };
 
 
-class LInstanceOfKnownGlobal: public LTemplateInstruction<1, 1, 1> {
+class LInstanceOfKnownGlobal: public LTemplateInstruction<1, 2, 1> {
  public:
-  LInstanceOfKnownGlobal(LOperand* value, LOperand* temp) {
-    inputs_[0] = value;
+  LInstanceOfKnownGlobal(LOperand* context, LOperand* value, LOperand* temp) {
+    inputs_[0] = context;
+    inputs_[1] = value;
     temps_[0] = temp;
   }
 
@@ -958,12 +964,16 @@ class LValueOf: public LTemplateInstruction<1, 1, 1> {
 };
 
 
-class LThrow: public LTemplateInstruction<0, 1, 0> {
+class LThrow: public LTemplateInstruction<0, 2, 0> {
  public:
-  explicit LThrow(LOperand* value) {
-    inputs_[0] = value;
+  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")
 };
 
@@ -1021,12 +1031,16 @@ class LArithmeticD: public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LArithmeticT: public LTemplateInstruction<1, 2, 0> {
+class LArithmeticT: public LTemplateInstruction<1, 3, 0> {
  public:
-  LArithmeticT(Token::Value op, LOperand* left, LOperand* right)
+  LArithmeticT(Token::Value op,
+               LOperand* context,
+               LOperand* left,
+               LOperand* right)
       : op_(op) {
-    inputs_[0] = left;
-    inputs_[1] = right;
+    inputs_[0] = context;
+    inputs_[1] = left;
+    inputs_[2] = right;
   }
 
   virtual Opcode opcode() const { return LInstruction::kArithmeticT; }
@@ -1034,6 +1048,9 @@ class LArithmeticT: public LTemplateInstruction<1, 2, 0> {
   virtual const char* Mnemonic() const;
 
   Token::Value op() const { return op_; }
+  LOperand* context() { return inputs_[0]; }
+  LOperand* left() { return inputs_[1]; }
+  LOperand* right() { return inputs_[2]; }
 
  private:
   Token::Value op_;
@@ -1063,16 +1080,18 @@ class LLoadNamedField: public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LLoadNamedFieldPolymorphic: public LTemplateInstruction<1, 1, 0> {
+class LLoadNamedFieldPolymorphic: public LTemplateInstruction<1, 2, 0> {
  public:
-  explicit LLoadNamedFieldPolymorphic(LOperand* object) {
-    inputs_[0] = object;
+  LLoadNamedFieldPolymorphic(LOperand* context, LOperand* object) {
+    inputs_[0] = context;
+    inputs_[1] = object;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(LoadNamedField, "load-named-field-polymorphic")
   DECLARE_HYDROGEN_ACCESSOR(LoadNamedFieldPolymorphic)
 
-  LOperand* object() { return inputs_[0]; }
+  LOperand* context() { return inputs_[0]; }
+  LOperand* object() { return inputs_[1]; }
 };
 
 
@@ -1215,9 +1234,9 @@ class LStoreGlobalCell: public LTemplateInstruction<0, 1, 0> {
 
 class LStoreGlobalGeneric: public LTemplateInstruction<0, 3, 0> {
  public:
-  explicit LStoreGlobalGeneric(LOperand* context,
-                               LOperand* global_object,
-                               LOperand* value) {
+  LStoreGlobalGeneric(LOperand* context,
+                      LOperand* global_object,
+                      LOperand* value) {
     inputs_[0] = context;
     inputs_[1] = global_object;
     inputs_[2] = value;
@@ -1455,11 +1474,15 @@ class LCallNew: public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LCallRuntime: public LTemplateInstruction<1, 0, 0> {
+class LCallRuntime: public LTemplateInstruction<1, 1, 0> {
  public:
+  explicit LCallRuntime(LOperand* context) {
+    inputs_[0] = context;
+  }
   DECLARE_CONCRETE_INSTRUCTION(CallRuntime, "call-runtime")
   DECLARE_HYDROGEN_ACCESSOR(CallRuntime)
 
+  LOperand* context() { return inputs_[0]; }
   const Runtime::Function* function() const { return hydrogen()->function(); }
   int arity() const { return hydrogen()->argument_count(); }
 };
@@ -1676,46 +1699,52 @@ class LStoreKeyedGeneric: public LTemplateInstruction<0, 4, 0> {
 };
 
 
-class LStringAdd: public LTemplateInstruction<1, 2, 0> {
+class LStringAdd: public LTemplateInstruction<1, 3, 0> {
  public:
-  LStringAdd(LOperand* left, LOperand* right) {
-    inputs_[0] = left;
-    inputs_[1] = right;
+  LStringAdd(LOperand* context, LOperand* left, LOperand* right) {
+    inputs_[0] = context;
+    inputs_[1] = left;
+    inputs_[2] = right;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(StringAdd, "string-add")
   DECLARE_HYDROGEN_ACCESSOR(StringAdd)
 
-  LOperand* left() { return inputs_[0]; }
-  LOperand* right() { return inputs_[1]; }
+  LOperand* context() { return inputs_[0]; }
+  LOperand* left() { return inputs_[1]; }
+  LOperand* right() { return inputs_[2]; }
 };
 
 
-class LStringCharCodeAt: public LTemplateInstruction<1, 2, 0> {
+class LStringCharCodeAt: public LTemplateInstruction<1, 3, 0> {
  public:
-  LStringCharCodeAt(LOperand* string, LOperand* index) {
-    inputs_[0] = string;
-    inputs_[1] = index;
+  LStringCharCodeAt(LOperand* context, LOperand* string, LOperand* index) {
+    inputs_[0] = context;
+    inputs_[1] = string;
+    inputs_[2] = index;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(StringCharCodeAt, "string-char-code-at")
   DECLARE_HYDROGEN_ACCESSOR(StringCharCodeAt)
 
-  LOperand* string() { return inputs_[0]; }
-  LOperand* index() { return inputs_[1]; }
+  LOperand* context() { return inputs_[0]; }
+  LOperand* string() { return inputs_[1]; }
+  LOperand* index() { return inputs_[2]; }
 };
 
 
-class LStringCharFromCode: public LTemplateInstruction<1, 1, 0> {
+class LStringCharFromCode: public LTemplateInstruction<1, 2, 0> {
  public:
-  explicit LStringCharFromCode(LOperand* char_code) {
-    inputs_[0] = char_code;
+  LStringCharFromCode(LOperand* context, LOperand* char_code) {
+    inputs_[0] = context;
+    inputs_[1] = char_code;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(StringCharFromCode, "string-char-from-code")
   DECLARE_HYDROGEN_ACCESSOR(StringCharFromCode)
 
-  LOperand* char_code() { return inputs_[0]; }
+  LOperand* context() { return inputs_[0]; }
+  LOperand* char_code() { return inputs_[1]; }
 };
 
 
@@ -1837,8 +1866,14 @@ class LCheckNonSmi: public LTemplateInstruction<0, 1, 0> {
 };
 
 
-class LArrayLiteral: public LTemplateInstruction<1, 0, 0> {
+class LArrayLiteral: public LTemplateInstruction<1, 1, 0> {
  public:
+  explicit LArrayLiteral(LOperand* context) {
+    inputs_[0] = context;
+  }
+
+  LOperand* context() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(ArrayLiteral, "array-literal")
   DECLARE_HYDROGEN_ACCESSOR(ArrayLiteral)
 };
@@ -1850,22 +1885,34 @@ class LObjectLiteral: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = context;
   }
 
+  LOperand* context() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(ObjectLiteral, "object-literal")
   DECLARE_HYDROGEN_ACCESSOR(ObjectLiteral)
-
-  LOperand* context() { return inputs_[0]; }
 };
 
 
-class LRegExpLiteral: public LTemplateInstruction<1, 0, 0> {
+class LRegExpLiteral: public LTemplateInstruction<1, 1, 0> {
  public:
+  explicit LRegExpLiteral(LOperand* context) {
+    inputs_[0] = context;
+  }
+
+  LOperand* context() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(RegExpLiteral, "regexp-literal")
   DECLARE_HYDROGEN_ACCESSOR(RegExpLiteral)
 };
 
 
-class LFunctionLiteral: public LTemplateInstruction<1, 0, 0> {
+class LFunctionLiteral: public LTemplateInstruction<1, 1, 0> {
  public:
+  explicit LFunctionLiteral(LOperand* context) {
+    inputs_[0] = context;
+  }
+
+  LOperand* context() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(FunctionLiteral, "function-literal")
   DECLARE_HYDROGEN_ACCESSOR(FunctionLiteral)
 
@@ -1884,10 +1931,11 @@ class LToFastProperties: public LTemplateInstruction<1, 1, 0> {
 };
 
 
-class LTypeof: public LTemplateInstruction<1, 1, 0> {
+class LTypeof: public LTemplateInstruction<1, 2, 0> {
  public:
-  explicit LTypeof(LOperand* value) {
-    inputs_[0] = value;
+  LTypeof(LOperand* context, LOperand* value) {
+    inputs_[0] = context;
+    inputs_[1] = value;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(Typeof, "typeof")
@@ -1909,17 +1957,19 @@ class LTypeofIsAndBranch: public LControlInstruction<1, 0> {
 };
 
 
-class LDeleteProperty: public LTemplateInstruction<1, 2, 0> {
+class LDeleteProperty: public LTemplateInstruction<1, 3, 0> {
  public:
-  LDeleteProperty(LOperand* obj, LOperand* key) {
-    inputs_[0] = obj;
-    inputs_[1] = key;
+  LDeleteProperty(LOperand* context, LOperand* obj, LOperand* key) {
+    inputs_[0] = context;
+    inputs_[1] = obj;
+    inputs_[2] = key;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(DeleteProperty, "delete-property")
 
-  LOperand* object() { return inputs_[0]; }
-  LOperand* key() { return inputs_[1]; }
+  LOperand* context() { return inputs_[0]; }
+  LOperand* object() { return inputs_[1]; }
+  LOperand* key() { return inputs_[2]; }
 };
 
 
@@ -1946,8 +1996,14 @@ class LOsrEntry: public LTemplateInstruction<0, 0, 0> {
 };
 
 
-class LStackCheck: public LTemplateInstruction<0, 0, 0> {
+class LStackCheck: public LTemplateInstruction<0, 1, 0> {
  public:
+  explicit LStackCheck(LOperand* context) {
+    inputs_[0] = context;
+  }
+
+  LOperand* context() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(StackCheck, "stack-check")
   DECLARE_HYDROGEN_ACCESSOR(StackCheck)
 
@@ -1958,15 +2014,17 @@ class LStackCheck: public LTemplateInstruction<0, 0, 0> {
 };
 
 
-class LIn: public LTemplateInstruction<1, 2, 0> {
+class LIn: public LTemplateInstruction<1, 3, 0> {
  public:
-  LIn(LOperand* key, LOperand* object) {
-    inputs_[0] = key;
-    inputs_[1] = object;
+  LIn(LOperand* context, LOperand* key, LOperand* object) {
+    inputs_[0] = context;
+    inputs_[1] = key;
+    inputs_[2] = object;
   }
 
-  LOperand* key() { return inputs_[0]; }
-  LOperand* object() { return inputs_[1]; }
+  LOperand* context() { return inputs_[0]; }
+  LOperand* key() { return inputs_[1]; }
+  LOperand* object() { return inputs_[2]; }
 
   DECLARE_CONCRETE_INSTRUCTION(In, "in")
 };
@@ -1975,7 +2033,7 @@ class LIn: public LTemplateInstruction<1, 2, 0> {
 class LChunkBuilder;
 class LChunk: public ZoneObject {
  public:
-  explicit LChunk(CompilationInfo* info, HGraph* graph)
+  LChunk(CompilationInfo* info, HGraph* graph)
     : spill_slot_count_(0),
       info_(info),
       graph_(graph),