From: svenpanne@chromium.org <svenpanne@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Date: Fri, 12 Oct 2012 07:05:00 +0000 (+0000)
Subject: MIPS: Consistently use named getters for Lithium operands on ARM.
X-Git-Tag: upstream/4.7.83~15867
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=48d92f61679cdbf95620c429003ebd5936356d32;p=platform%2Fupstream%2Fv8.git

MIPS: Consistently use named getters for Lithium operands on ARM.

Port r12527 (24ed881a)

BUG=
TEST=

Review URL: https://codereview.chromium.org/11109003
Patch from Akos Palfi <palfia@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@12708 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
---

diff --git a/src/mips/lithium-codegen-mips.cc b/src/mips/lithium-codegen-mips.cc
index 73b42fd..4ad12eb 100644
--- a/src/mips/lithium-codegen-mips.cc
+++ b/src/mips/lithium-codegen-mips.cc
@@ -911,7 +911,7 @@ void LCodeGen::DoUnknownOSRValue(LUnknownOSRValue* instr) {
 
 void LCodeGen::DoModI(LModI* instr) {
   Register scratch = scratch0();
-  const Register left = ToRegister(instr->InputAt(0));
+  const Register left = ToRegister(instr->left());
   const Register result = ToRegister(instr->result());
 
   Label done;
@@ -939,7 +939,7 @@ void LCodeGen::DoModI(LModI* instr) {
     __ And(result, scratch, p2constant - 1);
   } else {
     // div runs in the background while we check for special cases.
-    Register right = EmitLoadRegister(instr->InputAt(1), scratch);
+    Register right = EmitLoadRegister(instr->right(), scratch);
     __ div(left, right);
 
     // Check for x % 0.
@@ -959,8 +959,8 @@ void LCodeGen::DoModI(LModI* instr) {
 
 
 void LCodeGen::DoDivI(LDivI* instr) {
-  const Register left = ToRegister(instr->InputAt(0));
-  const Register right = ToRegister(instr->InputAt(1));
+  const Register left = ToRegister(instr->left());
+  const Register right = ToRegister(instr->right());
   const Register result = ToRegister(instr->result());
 
   // On MIPS div is asynchronous - it will run in the background while we
@@ -998,8 +998,8 @@ void LCodeGen::DoMulI(LMulI* instr) {
   Register scratch = scratch0();
   Register result = ToRegister(instr->result());
   // Note that result may alias left.
-  Register left = ToRegister(instr->InputAt(0));
-  LOperand* right_op = instr->InputAt(1);
+  Register left = ToRegister(instr->left());
+  LOperand* right_op = instr->right();
 
   bool can_overflow = instr->hydrogen()->CheckFlag(HValue::kCanOverflow);
   bool bailout_on_minus_zero =
@@ -1069,7 +1069,7 @@ void LCodeGen::DoMulI(LMulI* instr) {
   } else {
     Register right = EmitLoadRegister(right_op, scratch);
     if (bailout_on_minus_zero) {
-      __ Or(ToRegister(instr->TempAt(0)), left, right);
+      __ Or(ToRegister(instr->temp()), left, right);
     }
 
     if (can_overflow) {
@@ -1089,7 +1089,7 @@ void LCodeGen::DoMulI(LMulI* instr) {
       __ Branch(&done, ne, result, Operand(zero_reg));
       DeoptimizeIf(lt,
                    instr->environment(),
-                   ToRegister(instr->TempAt(0)),
+                   ToRegister(instr->temp()),
                    Operand(zero_reg));
       __ bind(&done);
     }
@@ -1098,8 +1098,8 @@ void LCodeGen::DoMulI(LMulI* instr) {
 
 
 void LCodeGen::DoBitI(LBitI* instr) {
-  LOperand* left_op = instr->InputAt(0);
-  LOperand* right_op = instr->InputAt(1);
+  LOperand* left_op = instr->left();
+  LOperand* right_op = instr->right();
   ASSERT(left_op->IsRegister());
   Register left = ToRegister(left_op);
   Register result = ToRegister(instr->result());
@@ -1132,8 +1132,8 @@ void LCodeGen::DoBitI(LBitI* instr) {
 void LCodeGen::DoShiftI(LShiftI* instr) {
   // Both 'left' and 'right' are "used at start" (see LCodeGen::DoShift), so
   // result may alias either of them.
-  LOperand* right_op = instr->InputAt(1);
-  Register left = ToRegister(instr->InputAt(0));
+  LOperand* right_op = instr->right();
+  Register left = ToRegister(instr->left());
   Register result = ToRegister(instr->result());
 
   if (right_op->IsRegister()) {
@@ -1195,8 +1195,8 @@ void LCodeGen::DoShiftI(LShiftI* instr) {
 
 
 void LCodeGen::DoSubI(LSubI* instr) {
-  LOperand* left = instr->InputAt(0);
-  LOperand* right = instr->InputAt(1);
+  LOperand* left = instr->left();
+  LOperand* right = instr->right();
   LOperand* result = instr->result();
   bool can_overflow = instr->hydrogen()->CheckFlag(HValue::kCanOverflow);
 
@@ -1260,28 +1260,28 @@ void LCodeGen::DoConstantT(LConstantT* instr) {
 
 void LCodeGen::DoJSArrayLength(LJSArrayLength* instr) {
   Register result = ToRegister(instr->result());
-  Register array = ToRegister(instr->InputAt(0));
+  Register array = ToRegister(instr->value());
   __ lw(result, FieldMemOperand(array, JSArray::kLengthOffset));
 }
 
 
 void LCodeGen::DoFixedArrayBaseLength(LFixedArrayBaseLength* instr) {
   Register result = ToRegister(instr->result());
-  Register array = ToRegister(instr->InputAt(0));
+  Register array = ToRegister(instr->value());
   __ lw(result, FieldMemOperand(array, FixedArrayBase::kLengthOffset));
 }
 
 
 void LCodeGen::DoMapEnumLength(LMapEnumLength* instr) {
   Register result = ToRegister(instr->result());
-  Register map = ToRegister(instr->InputAt(0));
+  Register map = ToRegister(instr->value());
   __ EnumLength(result, map);
 }
 
 
 void LCodeGen::DoElementsKind(LElementsKind* instr) {
   Register result = ToRegister(instr->result());
-  Register input = ToRegister(instr->InputAt(0));
+  Register input = ToRegister(instr->value());
 
   // Load map into |result|.
   __ lw(result, FieldMemOperand(input, HeapObject::kMapOffset));
@@ -1294,9 +1294,9 @@ void LCodeGen::DoElementsKind(LElementsKind* instr) {
 
 
 void LCodeGen::DoValueOf(LValueOf* instr) {
-  Register input = ToRegister(instr->InputAt(0));
+  Register input = ToRegister(instr->value());
   Register result = ToRegister(instr->result());
-  Register map = ToRegister(instr->TempAt(0));
+  Register map = ToRegister(instr->temp());
   Label done;
 
   // If the object is a smi return the object.
@@ -1313,9 +1313,9 @@ void LCodeGen::DoValueOf(LValueOf* instr) {
 
 
 void LCodeGen::DoDateField(LDateField* instr) {
-  Register object = ToRegister(instr->InputAt(0));
+  Register object = ToRegister(instr->date());
   Register result = ToRegister(instr->result());
-  Register scratch = ToRegister(instr->TempAt(0));
+  Register scratch = ToRegister(instr->temp());
   Smi* index = instr->index();
   Label runtime, done;
   ASSERT(object.is(a0));
@@ -1351,14 +1351,14 @@ void LCodeGen::DoDateField(LDateField* instr) {
 
 
 void LCodeGen::DoBitNotI(LBitNotI* instr) {
-  Register input = ToRegister(instr->InputAt(0));
+  Register input = ToRegister(instr->value());
   Register result = ToRegister(instr->result());
   __ Nor(result, zero_reg, Operand(input));
 }
 
 
 void LCodeGen::DoThrow(LThrow* instr) {
-  Register input_reg = EmitLoadRegister(instr->InputAt(0), at);
+  Register input_reg = EmitLoadRegister(instr->value(), at);
   __ push(input_reg);
   CallRuntime(Runtime::kThrow, 1, instr);
 
@@ -1369,8 +1369,8 @@ void LCodeGen::DoThrow(LThrow* instr) {
 
 
 void LCodeGen::DoAddI(LAddI* instr) {
-  LOperand* left = instr->InputAt(0);
-  LOperand* right = instr->InputAt(1);
+  LOperand* left = instr->left();
+  LOperand* right = instr->right();
   LOperand* result = instr->result();
   bool can_overflow = instr->hydrogen()->CheckFlag(HValue::kCanOverflow);
 
@@ -1408,8 +1408,8 @@ void LCodeGen::DoAddI(LAddI* instr) {
 
 
 void LCodeGen::DoMathMinMax(LMathMinMax* instr) {
-  LOperand* left = instr->InputAt(0);
-  LOperand* right = instr->InputAt(1);
+  LOperand* left = instr->left();
+  LOperand* right = instr->right();
   HMathMinMax::Operation operation = instr->hydrogen()->operation();
   Condition condition = (operation == HMathMinMax::kMathMin) ? le : ge;
   if (instr->hydrogen()->representation().IsInteger32()) {
@@ -1470,8 +1470,8 @@ void LCodeGen::DoMathMinMax(LMathMinMax* instr) {
 
 
 void LCodeGen::DoArithmeticD(LArithmeticD* instr) {
-  DoubleRegister left = ToDoubleRegister(instr->InputAt(0));
-  DoubleRegister right = ToDoubleRegister(instr->InputAt(1));
+  DoubleRegister left = ToDoubleRegister(instr->left());
+  DoubleRegister right = ToDoubleRegister(instr->right());
   DoubleRegister result = ToDoubleRegister(instr->result());
   switch (instr->op()) {
     case Token::ADD:
@@ -1511,8 +1511,8 @@ void LCodeGen::DoArithmeticD(LArithmeticD* instr) {
 
 
 void LCodeGen::DoArithmeticT(LArithmeticT* instr) {
-  ASSERT(ToRegister(instr->InputAt(0)).is(a1));
-  ASSERT(ToRegister(instr->InputAt(1)).is(a0));
+  ASSERT(ToRegister(instr->left()).is(a1));
+  ASSERT(ToRegister(instr->right()).is(a0));
   ASSERT(ToRegister(instr->result()).is(v0));
 
   BinaryOpStub stub(instr->op(), NO_OVERWRITE);
@@ -1576,15 +1576,15 @@ void LCodeGen::DoBranch(LBranch* instr) {
 
   Representation r = instr->hydrogen()->value()->representation();
   if (r.IsInteger32()) {
-    Register reg = ToRegister(instr->InputAt(0));
+    Register reg = ToRegister(instr->value());
     EmitBranch(true_block, false_block, ne, reg, Operand(zero_reg));
   } else if (r.IsDouble()) {
-    DoubleRegister reg = ToDoubleRegister(instr->InputAt(0));
+    DoubleRegister reg = ToDoubleRegister(instr->value());
     // Test the double value. Zero and NaN are false.
     EmitBranchF(true_block, false_block, ne, reg, kDoubleRegZero);
   } else {
     ASSERT(r.IsTagged());
-    Register reg = ToRegister(instr->InputAt(0));
+    Register reg = ToRegister(instr->value());
     HType type = instr->hydrogen()->value()->type();
     if (type.IsBoolean()) {
       __ LoadRoot(at, Heap::kTrueValueRootIndex);
@@ -1718,8 +1718,8 @@ Condition LCodeGen::TokenToCondition(Token::Value op, bool is_unsigned) {
 
 
 void LCodeGen::DoCmpIDAndBranch(LCmpIDAndBranch* instr) {
-  LOperand* left = instr->InputAt(0);
-  LOperand* right = instr->InputAt(1);
+  LOperand* left = instr->left();
+  LOperand* right = instr->right();
   int false_block = chunk_->LookupDestination(instr->false_block_id());
   int true_block = chunk_->LookupDestination(instr->true_block_id());
 
@@ -1770,8 +1770,8 @@ void LCodeGen::DoCmpIDAndBranch(LCmpIDAndBranch* instr) {
 
 
 void LCodeGen::DoCmpObjectEqAndBranch(LCmpObjectEqAndBranch* instr) {
-  Register left = ToRegister(instr->InputAt(0));
-  Register right = ToRegister(instr->InputAt(1));
+  Register left = ToRegister(instr->left());
+  Register right = ToRegister(instr->right());
   int false_block = chunk_->LookupDestination(instr->false_block_id());
   int true_block = chunk_->LookupDestination(instr->true_block_id());
 
@@ -1780,7 +1780,7 @@ void LCodeGen::DoCmpObjectEqAndBranch(LCmpObjectEqAndBranch* instr) {
 
 
 void LCodeGen::DoCmpConstantEqAndBranch(LCmpConstantEqAndBranch* instr) {
-  Register left = ToRegister(instr->InputAt(0));
+  Register left = ToRegister(instr->left());
   int true_block = chunk_->LookupDestination(instr->true_block_id());
   int false_block = chunk_->LookupDestination(instr->false_block_id());
 
@@ -1792,7 +1792,7 @@ void LCodeGen::DoCmpConstantEqAndBranch(LCmpConstantEqAndBranch* instr) {
 
 void LCodeGen::DoIsNilAndBranch(LIsNilAndBranch* instr) {
   Register scratch = scratch0();
-  Register reg = ToRegister(instr->InputAt(0));
+  Register reg = ToRegister(instr->value());
   int false_block = chunk_->LookupDestination(instr->false_block_id());
 
   // If the expression is known to be untagged or a smi, then it's definitely
@@ -1858,8 +1858,8 @@ Condition LCodeGen::EmitIsObject(Register input,
 
 
 void LCodeGen::DoIsObjectAndBranch(LIsObjectAndBranch* instr) {
-  Register reg = ToRegister(instr->InputAt(0));
-  Register temp1 = ToRegister(instr->TempAt(0));
+  Register reg = ToRegister(instr->value());
+  Register temp1 = ToRegister(instr->temp());
   Register temp2 = scratch0();
 
   int true_block = chunk_->LookupDestination(instr->true_block_id());
@@ -1886,8 +1886,8 @@ Condition LCodeGen::EmitIsString(Register input,
 
 
 void LCodeGen::DoIsStringAndBranch(LIsStringAndBranch* instr) {
-  Register reg = ToRegister(instr->InputAt(0));
-  Register temp1 = ToRegister(instr->TempAt(0));
+  Register reg = ToRegister(instr->value());
+  Register temp1 = ToRegister(instr->temp());
 
   int true_block = chunk_->LookupDestination(instr->true_block_id());
   int false_block = chunk_->LookupDestination(instr->false_block_id());
@@ -1905,15 +1905,15 @@ void LCodeGen::DoIsSmiAndBranch(LIsSmiAndBranch* instr) {
   int true_block = chunk_->LookupDestination(instr->true_block_id());
   int false_block = chunk_->LookupDestination(instr->false_block_id());
 
-  Register input_reg = EmitLoadRegister(instr->InputAt(0), at);
+  Register input_reg = EmitLoadRegister(instr->value(), at);
   __ And(at, input_reg, kSmiTagMask);
   EmitBranch(true_block, false_block, eq, at, Operand(zero_reg));
 }
 
 
 void LCodeGen::DoIsUndetectableAndBranch(LIsUndetectableAndBranch* instr) {
-  Register input = ToRegister(instr->InputAt(0));
-  Register temp = ToRegister(instr->TempAt(0));
+  Register input = ToRegister(instr->value());
+  Register temp = ToRegister(instr->temp());
 
   int true_block = chunk_->LookupDestination(instr->true_block_id());
   int false_block = chunk_->LookupDestination(instr->false_block_id());
@@ -1982,7 +1982,7 @@ static Condition BranchCondition(HHasInstanceTypeAndBranch* instr) {
 
 void LCodeGen::DoHasInstanceTypeAndBranch(LHasInstanceTypeAndBranch* instr) {
   Register scratch = scratch0();
-  Register input = ToRegister(instr->InputAt(0));
+  Register input = ToRegister(instr->value());
 
   int true_block = chunk_->LookupDestination(instr->true_block_id());
   int false_block = chunk_->LookupDestination(instr->false_block_id());
@@ -2001,7 +2001,7 @@ void LCodeGen::DoHasInstanceTypeAndBranch(LHasInstanceTypeAndBranch* instr) {
 
 
 void LCodeGen::DoGetCachedArrayIndex(LGetCachedArrayIndex* instr) {
-  Register input = ToRegister(instr->InputAt(0));
+  Register input = ToRegister(instr->value());
   Register result = ToRegister(instr->result());
 
   __ AbortIfNotString(input);
@@ -2013,7 +2013,7 @@ void LCodeGen::DoGetCachedArrayIndex(LGetCachedArrayIndex* instr) {
 
 void LCodeGen::DoHasCachedArrayIndexAndBranch(
     LHasCachedArrayIndexAndBranch* instr) {
-  Register input = ToRegister(instr->InputAt(0));
+  Register input = ToRegister(instr->value());
   Register scratch = scratch0();
 
   int true_block = chunk_->LookupDestination(instr->true_block_id());
@@ -2093,9 +2093,9 @@ void LCodeGen::EmitClassOfTest(Label* is_true,
 
 
 void LCodeGen::DoClassOfTestAndBranch(LClassOfTestAndBranch* instr) {
-  Register input = ToRegister(instr->InputAt(0));
+  Register input = ToRegister(instr->value());
   Register temp = scratch0();
-  Register temp2 = ToRegister(instr->TempAt(0));
+  Register temp2 = ToRegister(instr->temp());
   Handle<String> class_name = instr->hydrogen()->class_name();
 
   int true_block = chunk_->LookupDestination(instr->true_block_id());
@@ -2111,8 +2111,8 @@ void LCodeGen::DoClassOfTestAndBranch(LClassOfTestAndBranch* instr) {
 
 
 void LCodeGen::DoCmpMapAndBranch(LCmpMapAndBranch* instr) {
-  Register reg = ToRegister(instr->InputAt(0));
-  Register temp = ToRegister(instr->TempAt(0));
+  Register reg = ToRegister(instr->value());
+  Register temp = ToRegister(instr->temp());
   int true_block = instr->true_block_id();
   int false_block = instr->false_block_id();
 
@@ -2123,8 +2123,8 @@ void LCodeGen::DoCmpMapAndBranch(LCmpMapAndBranch* instr) {
 
 void LCodeGen::DoInstanceOf(LInstanceOf* instr) {
   Label true_label, done;
-  ASSERT(ToRegister(instr->InputAt(0)).is(a0));  // Object is in a0.
-  ASSERT(ToRegister(instr->InputAt(1)).is(a1));  // Function is in a1.
+  ASSERT(ToRegister(instr->left()).is(a0));  // Object is in a0.
+  ASSERT(ToRegister(instr->right()).is(a1));  // Function is in a1.
   Register result = ToRegister(instr->result());
   ASSERT(result.is(v0));
 
@@ -2161,8 +2161,8 @@ void LCodeGen::DoInstanceOfKnownGlobal(LInstanceOfKnownGlobal* instr) {
   deferred = new(zone()) DeferredInstanceOfKnownGlobal(this, instr);
 
   Label done, false_result;
-  Register object = ToRegister(instr->InputAt(0));
-  Register temp = ToRegister(instr->TempAt(0));
+  Register object = ToRegister(instr->value());
+  Register temp = ToRegister(instr->temp());
   Register result = ToRegister(instr->result());
 
   ASSERT(object.is(a0));
@@ -2237,7 +2237,7 @@ void LCodeGen::DoDeferredInstanceOfKnownGlobal(LInstanceOfKnownGlobal* instr,
   // Get the temp register reserved by the instruction. This needs to be t0 as
   // its slot of the pushing of safepoint registers is used to communicate the
   // offset to the location of the map check.
-  Register temp = ToRegister(instr->TempAt(0));
+  Register temp = ToRegister(instr->temp());
   ASSERT(temp.is(t0));
   __ LoadHeapObject(InstanceofStub::right(), instr->function());
   static const int kAdditionalDelta = 7;
@@ -2332,7 +2332,7 @@ void LCodeGen::DoStoreGlobalCell(LStoreGlobalCell* instr) {
   // it as no longer deleted.
   if (instr->hydrogen()->RequiresHoleCheck()) {
     // We use a temp to check the payload.
-    Register payload = ToRegister(instr->TempAt(0));
+    Register payload = ToRegister(instr->temp());
     __ lw(payload, FieldMemOperand(cell, JSGlobalPropertyCell::kValueOffset));
     __ LoadRoot(at, Heap::kTheHoleValueRootIndex);
     DeoptimizeIf(eq, instr->environment(), payload, Operand(at));
@@ -2415,7 +2415,7 @@ void LCodeGen::DoStoreContextSlot(LStoreContextSlot* instr) {
 
 
 void LCodeGen::DoLoadNamedField(LLoadNamedField* instr) {
-  Register object = ToRegister(instr->InputAt(0));
+  Register object = ToRegister(instr->object());
   Register result = ToRegister(instr->result());
   if (instr->hydrogen()->is_in_object()) {
     __ lw(result, FieldMemOperand(object, instr->hydrogen()->offset()));
@@ -2568,7 +2568,7 @@ void LCodeGen::DoLoadFunctionPrototype(LLoadFunctionPrototype* instr) {
 
 void LCodeGen::DoLoadElements(LLoadElements* instr) {
   Register result = ToRegister(instr->result());
-  Register input = ToRegister(instr->InputAt(0));
+  Register input = ToRegister(instr->object());
   Register scratch = scratch0();
 
   __ lw(result, FieldMemOperand(input, JSObject::kElementsOffset));
@@ -2601,7 +2601,7 @@ void LCodeGen::DoLoadElements(LLoadElements* instr) {
 void LCodeGen::DoLoadExternalArrayPointer(
     LLoadExternalArrayPointer* instr) {
   Register to_reg = ToRegister(instr->result());
-  Register from_reg  = ToRegister(instr->InputAt(0));
+  Register from_reg  = ToRegister(instr->object());
   __ lw(to_reg, FieldMemOperand(from_reg,
                                 ExternalArray::kExternalPointerOffset));
 }
@@ -2874,7 +2874,7 @@ void LCodeGen::DoArgumentsElements(LArgumentsElements* instr) {
 
 
 void LCodeGen::DoArgumentsLength(LArgumentsLength* instr) {
-  Register elem = ToRegister(instr->InputAt(0));
+  Register elem = ToRegister(instr->elements());
   Register result = ToRegister(instr->result());
 
   Label done;
@@ -2992,7 +2992,7 @@ void LCodeGen::DoApplyArguments(LApplyArguments* instr) {
 
 
 void LCodeGen::DoPushArgument(LPushArgument* instr) {
-  LOperand* argument = instr->InputAt(0);
+  LOperand* argument = instr->value();
   if (argument->IsDoubleRegister() || argument->IsDoubleStackSlot()) {
     Abort("DoPushArgument not implemented for double type.");
   } else {
@@ -3043,7 +3043,7 @@ void LCodeGen::DoGlobalObject(LGlobalObject* instr) {
 
 
 void LCodeGen::DoGlobalReceiver(LGlobalReceiver* instr) {
-  Register global = ToRegister(instr->global());
+  Register global = ToRegister(instr->global_object());
   Register result = ToRegister(instr->result());
   __ lw(result, FieldMemOperand(global, GlobalObject::kGlobalReceiverOffset));
 }
@@ -3104,7 +3104,7 @@ void LCodeGen::DoCallConstantFunction(LCallConstantFunction* instr) {
 
 
 void LCodeGen::DoDeferredMathAbsTaggedHeapNumber(LUnaryMathOperation* instr) {
-  Register input = ToRegister(instr->InputAt(0));
+  Register input = ToRegister(instr->value());
   Register result = ToRegister(instr->result());
   Register scratch = scratch0();
 
@@ -3169,7 +3169,7 @@ void LCodeGen::DoDeferredMathAbsTaggedHeapNumber(LUnaryMathOperation* instr) {
 
 
 void LCodeGen::EmitIntegerMathAbs(LUnaryMathOperation* instr) {
-  Register input = ToRegister(instr->InputAt(0));
+  Register input = ToRegister(instr->value());
   Register result = ToRegister(instr->result());
   Assembler::BlockTrampolinePoolScope block_trampoline_pool(masm_);
   Label done;
@@ -3200,7 +3200,7 @@ void LCodeGen::DoMathAbs(LUnaryMathOperation* instr) {
 
   Representation r = instr->hydrogen()->value()->representation();
   if (r.IsDouble()) {
-    FPURegister input = ToDoubleRegister(instr->InputAt(0));
+    FPURegister input = ToDoubleRegister(instr->value());
     FPURegister result = ToDoubleRegister(instr->result());
     __ abs_d(result, input);
   } else if (r.IsInteger32()) {
@@ -3209,7 +3209,7 @@ void LCodeGen::DoMathAbs(LUnaryMathOperation* instr) {
     // Representation is tagged.
     DeferredMathAbsTaggedHeapNumber* deferred =
         new(zone()) DeferredMathAbsTaggedHeapNumber(this, instr);
-    Register input = ToRegister(instr->InputAt(0));
+    Register input = ToRegister(instr->value());
     // Smi check.
     __ JumpIfNotSmi(input, deferred->entry());
     // If smi, handle it directly.
@@ -3220,11 +3220,11 @@ void LCodeGen::DoMathAbs(LUnaryMathOperation* instr) {
 
 
 void LCodeGen::DoMathFloor(LUnaryMathOperation* instr) {
-  DoubleRegister input = ToDoubleRegister(instr->InputAt(0));
+  DoubleRegister input = ToDoubleRegister(instr->value());
   Register result = ToRegister(instr->result());
   FPURegister single_scratch = double_scratch0().low();
   Register scratch1 = scratch0();
-  Register except_flag = ToRegister(instr->TempAt(0));
+  Register except_flag = ToRegister(instr->temp());
 
   __ EmitFPUTruncate(kRoundToMinusInf,
                      single_scratch,
@@ -3251,7 +3251,7 @@ void LCodeGen::DoMathFloor(LUnaryMathOperation* instr) {
 
 
 void LCodeGen::DoMathRound(LUnaryMathOperation* instr) {
-  DoubleRegister input = ToDoubleRegister(instr->InputAt(0));
+  DoubleRegister input = ToDoubleRegister(instr->value());
   Register result = ToRegister(instr->result());
   Register scratch = scratch0();
   Label done, check_sign_on_zero;
@@ -3328,16 +3328,16 @@ void LCodeGen::DoMathRound(LUnaryMathOperation* instr) {
 
 
 void LCodeGen::DoMathSqrt(LUnaryMathOperation* instr) {
-  DoubleRegister input = ToDoubleRegister(instr->InputAt(0));
+  DoubleRegister input = ToDoubleRegister(instr->value());
   DoubleRegister result = ToDoubleRegister(instr->result());
   __ sqrt_d(result, input);
 }
 
 
 void LCodeGen::DoMathPowHalf(LUnaryMathOperation* instr) {
-  DoubleRegister input = ToDoubleRegister(instr->InputAt(0));
+  DoubleRegister input = ToDoubleRegister(instr->value());
   DoubleRegister result = ToDoubleRegister(instr->result());
-  DoubleRegister temp = ToDoubleRegister(instr->TempAt(0));
+  DoubleRegister temp = ToDoubleRegister(instr->temp());
 
   ASSERT(!input.is(result));
 
@@ -3362,11 +3362,11 @@ void LCodeGen::DoPower(LPower* instr) {
   Representation exponent_type = instr->hydrogen()->right()->representation();
   // Having marked this as a call, we can use any registers.
   // Just make sure that the input/output registers are the expected ones.
-  ASSERT(!instr->InputAt(1)->IsDoubleRegister() ||
-         ToDoubleRegister(instr->InputAt(1)).is(f4));
-  ASSERT(!instr->InputAt(1)->IsRegister() ||
-         ToRegister(instr->InputAt(1)).is(a2));
-  ASSERT(ToDoubleRegister(instr->InputAt(0)).is(f2));
+  ASSERT(!instr->right()->IsDoubleRegister() ||
+         ToDoubleRegister(instr->right()).is(f4));
+  ASSERT(!instr->right()->IsRegister() ||
+         ToRegister(instr->right()).is(a2));
+  ASSERT(ToDoubleRegister(instr->left()).is(f2));
   ASSERT(ToDoubleRegister(instr->result()).is(f0));
 
   if (exponent_type.IsTagged()) {
@@ -3403,7 +3403,7 @@ void LCodeGen::DoRandom(LRandom* instr) {
   // Having marked this instruction as a call we can use any
   // registers.
   ASSERT(ToDoubleRegister(instr->result()).is(f0));
-  ASSERT(ToRegister(instr->InputAt(0)).is(a0));
+  ASSERT(ToRegister(instr->global_object()).is(a0));
 
   static const int kSeedSize = sizeof(uint32_t);
   STATIC_ASSERT(kPointerSize == kSeedSize);
@@ -3613,7 +3613,7 @@ void LCodeGen::DoCallKnownGlobal(LCallKnownGlobal* instr) {
 
 
 void LCodeGen::DoCallNew(LCallNew* instr) {
-  ASSERT(ToRegister(instr->InputAt(0)).is(a1));
+  ASSERT(ToRegister(instr->constructor()).is(a1));
   ASSERT(ToRegister(instr->result()).is(v0));
 
   CallConstructStub stub(NO_CALL_FUNCTION_FLAGS);
@@ -3639,7 +3639,7 @@ void LCodeGen::DoStoreNamedField(LStoreNamedField* instr) {
     __ li(scratch, Operand(instr->transition()));
     __ sw(scratch, FieldMemOperand(object, HeapObject::kMapOffset));
     if (instr->hydrogen()->NeedsWriteBarrierForMap()) {
-      Register temp = ToRegister(instr->TempAt(0));
+      Register temp = ToRegister(instr->temp());
       // Update the write barrier for the map field.
       __ RecordWriteField(object,
                           HeapObject::kMapOffset,
@@ -3931,7 +3931,7 @@ void LCodeGen::DoStoreKeyedGeneric(LStoreKeyedGeneric* instr) {
 
 void LCodeGen::DoTransitionElementsKind(LTransitionElementsKind* instr) {
   Register object_reg = ToRegister(instr->object());
-  Register new_map_reg = ToRegister(instr->new_map_reg());
+  Register new_map_reg = ToRegister(instr->new_map_temp());
   Register scratch = scratch0();
 
   Handle<Map> from_map = instr->original_map();
@@ -3953,7 +3953,7 @@ void LCodeGen::DoTransitionElementsKind(LTransitionElementsKind* instr) {
                         scratch, kRAHasBeenSaved, kDontSaveFPRegs);
   } else if (IsFastSmiElementsKind(from_kind) &&
              IsFastDoubleElementsKind(to_kind)) {
-    Register fixed_object_reg = ToRegister(instr->temp_reg());
+    Register fixed_object_reg = ToRegister(instr->temp());
     ASSERT(fixed_object_reg.is(a2));
     ASSERT(new_map_reg.is(a3));
     __ mov(fixed_object_reg, object_reg);
@@ -3961,7 +3961,7 @@ void LCodeGen::DoTransitionElementsKind(LTransitionElementsKind* instr) {
              RelocInfo::CODE_TARGET, instr);
   } else if (IsFastDoubleElementsKind(from_kind) &&
              IsFastObjectElementsKind(to_kind)) {
-    Register fixed_object_reg = ToRegister(instr->temp_reg());
+    Register fixed_object_reg = ToRegister(instr->temp());
     ASSERT(fixed_object_reg.is(a2));
     ASSERT(new_map_reg.is(a3));
     __ mov(fixed_object_reg, object_reg);
@@ -4086,14 +4086,14 @@ void LCodeGen::DoDeferredStringCharFromCode(LStringCharFromCode* instr) {
 
 
 void LCodeGen::DoStringLength(LStringLength* instr) {
-  Register string = ToRegister(instr->InputAt(0));
+  Register string = ToRegister(instr->string());
   Register result = ToRegister(instr->result());
   __ lw(result, FieldMemOperand(string, String::kLengthOffset));
 }
 
 
 void LCodeGen::DoInteger32ToDouble(LInteger32ToDouble* instr) {
-  LOperand* input = instr->InputAt(0);
+  LOperand* input = instr->value();
   ASSERT(input->IsRegister() || input->IsStackSlot());
   LOperand* output = instr->result();
   ASSERT(output->IsDoubleRegister());
@@ -4110,7 +4110,7 @@ void LCodeGen::DoInteger32ToDouble(LInteger32ToDouble* instr) {
 
 
 void LCodeGen::DoUint32ToDouble(LUint32ToDouble* instr) {
-  LOperand* input = instr->InputAt(0);
+  LOperand* input = instr->value();
   LOperand* output = instr->result();
 
   FPURegister dbl_scratch = double_scratch0();
@@ -4126,7 +4126,7 @@ void LCodeGen::DoNumberTagI(LNumberTagI* instr) {
         : LDeferredCode(codegen), instr_(instr) { }
     virtual void Generate() {
       codegen()->DoDeferredNumberTagI(instr_,
-                                      instr_->InputAt(0),
+                                      instr_->value(),
                                       SIGNED_INT32);
     }
     virtual LInstruction* instr() { return instr_; }
@@ -4134,7 +4134,7 @@ void LCodeGen::DoNumberTagI(LNumberTagI* instr) {
     LNumberTagI* instr_;
   };
 
-  Register src = ToRegister(instr->InputAt(0));
+  Register src = ToRegister(instr->value());
   Register dst = ToRegister(instr->result());
   Register overflow = scratch0();
 
@@ -4152,7 +4152,7 @@ void LCodeGen::DoNumberTagU(LNumberTagU* instr) {
         : LDeferredCode(codegen), instr_(instr) { }
     virtual void Generate() {
       codegen()->DoDeferredNumberTagI(instr_,
-                                      instr_->InputAt(0),
+                                      instr_->value(),
                                       UNSIGNED_INT32);
     }
     virtual LInstruction* instr() { return instr_; }
@@ -4160,7 +4160,7 @@ void LCodeGen::DoNumberTagU(LNumberTagU* instr) {
     LNumberTagU* instr_;
   };
 
-  LOperand* input = instr->InputAt(0);
+  LOperand* input = instr->value();
   ASSERT(input->IsRegister() && input->Equals(instr->result()));
   Register reg = ToRegister(input);
 
@@ -4234,11 +4234,11 @@ void LCodeGen::DoNumberTagD(LNumberTagD* instr) {
     LNumberTagD* instr_;
   };
 
-  DoubleRegister input_reg = ToDoubleRegister(instr->InputAt(0));
+  DoubleRegister input_reg = ToDoubleRegister(instr->value());
   Register scratch = scratch0();
   Register reg = ToRegister(instr->result());
-  Register temp1 = ToRegister(instr->TempAt(0));
-  Register temp2 = ToRegister(instr->TempAt(1));
+  Register temp1 = ToRegister(instr->temp());
+  Register temp2 = ToRegister(instr->temp2());
 
   DeferredNumberTagD* deferred = new(zone()) DeferredNumberTagD(this, instr);
   if (FLAG_inline_new) {
@@ -4267,13 +4267,13 @@ void LCodeGen::DoDeferredNumberTagD(LNumberTagD* instr) {
 
 void LCodeGen::DoSmiTag(LSmiTag* instr) {
   ASSERT(!instr->hydrogen_value()->CheckFlag(HValue::kCanOverflow));
-  __ SmiTag(ToRegister(instr->result()), ToRegister(instr->InputAt(0)));
+  __ SmiTag(ToRegister(instr->result()), ToRegister(instr->value()));
 }
 
 
 void LCodeGen::DoSmiUntag(LSmiUntag* instr) {
   Register scratch = scratch0();
-  Register input = ToRegister(instr->InputAt(0));
+  Register input = ToRegister(instr->value());
   Register result = ToRegister(instr->result());
   if (instr->needs_check()) {
     STATIC_ASSERT(kHeapObjectTag == 1);
@@ -4338,9 +4338,9 @@ void LCodeGen::EmitNumberUntagD(Register input_reg,
 
 
 void LCodeGen::DoDeferredTaggedToI(LTaggedToI* instr) {
-  Register input_reg = ToRegister(instr->InputAt(0));
+  Register input_reg = ToRegister(instr->value());
   Register scratch1 = scratch0();
-  Register scratch2 = ToRegister(instr->TempAt(0));
+  Register scratch2 = ToRegister(instr->temp());
   DoubleRegister double_scratch = double_scratch0();
   FPURegister single_scratch = double_scratch.low();
 
@@ -4357,8 +4357,8 @@ void LCodeGen::DoDeferredTaggedToI(LTaggedToI* instr) {
   // of the if.
 
   if (instr->truncating()) {
-    Register scratch3 = ToRegister(instr->TempAt(1));
-    DoubleRegister double_scratch2 = ToDoubleRegister(instr->TempAt(2));
+    Register scratch3 = ToRegister(instr->temp2());
+    DoubleRegister double_scratch2 = ToDoubleRegister(instr->temp3());
     ASSERT(!scratch3.is(input_reg) &&
            !scratch3.is(scratch1) &&
            !scratch3.is(scratch2));
@@ -4428,7 +4428,7 @@ void LCodeGen::DoTaggedToI(LTaggedToI* instr) {
     LTaggedToI* instr_;
   };
 
-  LOperand* input = instr->InputAt(0);
+  LOperand* input = instr->value();
   ASSERT(input->IsRegister());
   ASSERT(input->Equals(instr->result()));
 
@@ -4446,7 +4446,7 @@ void LCodeGen::DoTaggedToI(LTaggedToI* instr) {
 
 
 void LCodeGen::DoNumberUntagD(LNumberUntagD* instr) {
-  LOperand* input = instr->InputAt(0);
+  LOperand* input = instr->value();
   ASSERT(input->IsRegister());
   LOperand* result = instr->result();
   ASSERT(result->IsDoubleRegister());
@@ -4464,12 +4464,12 @@ void LCodeGen::DoNumberUntagD(LNumberUntagD* instr) {
 void LCodeGen::DoDoubleToI(LDoubleToI* instr) {
   Register result_reg = ToRegister(instr->result());
   Register scratch1 = scratch0();
-  Register scratch2 = ToRegister(instr->TempAt(0));
-  DoubleRegister double_input = ToDoubleRegister(instr->InputAt(0));
+  Register scratch2 = ToRegister(instr->temp());
+  DoubleRegister double_input = ToDoubleRegister(instr->value());
   FPURegister single_scratch = double_scratch0().low();
 
   if (instr->truncating()) {
-    Register scratch3 = ToRegister(instr->TempAt(1));
+    Register scratch3 = ToRegister(instr->temp2());
     __ EmitECMATruncate(result_reg,
                         double_input,
                         single_scratch,
@@ -4496,21 +4496,21 @@ void LCodeGen::DoDoubleToI(LDoubleToI* instr) {
 
 
 void LCodeGen::DoCheckSmi(LCheckSmi* instr) {
-  LOperand* input = instr->InputAt(0);
+  LOperand* input = instr->value();
   __ And(at, ToRegister(input), Operand(kSmiTagMask));
   DeoptimizeIf(ne, instr->environment(), at, Operand(zero_reg));
 }
 
 
 void LCodeGen::DoCheckNonSmi(LCheckNonSmi* instr) {
-  LOperand* input = instr->InputAt(0);
+  LOperand* input = instr->value();
   __ And(at, ToRegister(input), Operand(kSmiTagMask));
   DeoptimizeIf(eq, instr->environment(), at, Operand(zero_reg));
 }
 
 
 void LCodeGen::DoCheckInstanceType(LCheckInstanceType* instr) {
-  Register input = ToRegister(instr->InputAt(0));
+  Register input = ToRegister(instr->value());
   Register scratch = scratch0();
 
   __ GetObjectType(input, scratch, scratch);
@@ -4580,7 +4580,7 @@ void LCodeGen::DoCheckMapCommon(Register reg,
 
 void LCodeGen::DoCheckMaps(LCheckMaps* instr) {
   Register scratch = scratch0();
-  LOperand* input = instr->InputAt(0);
+  LOperand* input = instr->value();
   ASSERT(input->IsRegister());
   Register reg = ToRegister(input);
   Label success;
@@ -4599,7 +4599,7 @@ void LCodeGen::DoCheckMaps(LCheckMaps* instr) {
 void LCodeGen::DoClampDToUint8(LClampDToUint8* instr) {
   DoubleRegister value_reg = ToDoubleRegister(instr->unclamped());
   Register result_reg = ToRegister(instr->result());
-  DoubleRegister temp_reg = ToDoubleRegister(instr->TempAt(0));
+  DoubleRegister temp_reg = ToDoubleRegister(instr->temp());
   __ ClampDoubleToUint8(result_reg, value_reg, temp_reg);
 }
 
@@ -4615,7 +4615,7 @@ void LCodeGen::DoClampTToUint8(LClampTToUint8* instr) {
   Register scratch = scratch0();
   Register input_reg = ToRegister(instr->unclamped());
   Register result_reg = ToRegister(instr->result());
-  DoubleRegister temp_reg = ToDoubleRegister(instr->TempAt(0));
+  DoubleRegister temp_reg = ToDoubleRegister(instr->temp());
   Label is_smi, done, heap_number;
 
   // Both smi and heap number cases are handled.
@@ -4647,8 +4647,8 @@ void LCodeGen::DoClampTToUint8(LClampTToUint8* instr) {
 
 
 void LCodeGen::DoCheckPrototypeMaps(LCheckPrototypeMaps* instr) {
-  Register temp1 = ToRegister(instr->TempAt(0));
-  Register temp2 = ToRegister(instr->TempAt(1));
+  Register temp1 = ToRegister(instr->temp());
+  Register temp2 = ToRegister(instr->temp2());
 
   Handle<JSObject> holder = instr->holder();
   Handle<JSObject> current_prototype = instr->prototype();
@@ -4689,8 +4689,8 @@ void LCodeGen::DoAllocateObject(LAllocateObject* instr) {
       new(zone()) DeferredAllocateObject(this, instr);
 
   Register result = ToRegister(instr->result());
-  Register scratch = ToRegister(instr->TempAt(0));
-  Register scratch2 = ToRegister(instr->TempAt(1));
+  Register scratch = ToRegister(instr->temp());
+  Register scratch2 = ToRegister(instr->temp2());
   Handle<JSFunction> constructor = instr->hydrogen()->constructor();
   Handle<Map> initial_map(constructor->initial_map());
   int instance_size = initial_map->instance_size();
@@ -4986,7 +4986,7 @@ void LCodeGen::DoObjectLiteral(LObjectLiteral* instr) {
 
 
 void LCodeGen::DoToFastProperties(LToFastProperties* instr) {
-  ASSERT(ToRegister(instr->InputAt(0)).is(a0));
+  ASSERT(ToRegister(instr->value()).is(a0));
   ASSERT(ToRegister(instr->result()).is(v0));
   __ push(a0);
   CallRuntime(Runtime::kToFastProperties, 1, instr);
@@ -5068,14 +5068,14 @@ void LCodeGen::DoFunctionLiteral(LFunctionLiteral* instr) {
 
 void LCodeGen::DoTypeof(LTypeof* instr) {
   ASSERT(ToRegister(instr->result()).is(v0));
-  Register input = ToRegister(instr->InputAt(0));
+  Register input = ToRegister(instr->value());
   __ push(input);
   CallRuntime(Runtime::kTypeof, 1, instr);
 }
 
 
 void LCodeGen::DoTypeofIsAndBranch(LTypeofIsAndBranch* instr) {
-  Register input = ToRegister(instr->InputAt(0));
+  Register input = ToRegister(instr->value());
   int true_block = chunk_->LookupDestination(instr->true_block_id());
   int false_block = chunk_->LookupDestination(instr->false_block_id());
   Label* true_label = chunk_->GetAssemblyLabel(true_block);
@@ -5202,7 +5202,7 @@ Condition LCodeGen::EmitTypeofIs(Label* true_label,
 
 
 void LCodeGen::DoIsConstructCallAndBranch(LIsConstructCallAndBranch* instr) {
-  Register temp1 = ToRegister(instr->TempAt(0));
+  Register temp1 = ToRegister(instr->temp());
   int true_block = chunk_->LookupDestination(instr->true_block_id());
   int false_block = chunk_->LookupDestination(instr->false_block_id());
 
diff --git a/src/mips/lithium-mips.cc b/src/mips/lithium-mips.cc
index e9edd48..62392b4 100644
--- a/src/mips/lithium-mips.cc
+++ b/src/mips/lithium-mips.cc
@@ -194,22 +194,22 @@ void LGoto::PrintDataTo(StringStream* stream) {
 
 void LBranch::PrintDataTo(StringStream* stream) {
   stream->Add("B%d | B%d on ", true_block_id(), false_block_id());
-  InputAt(0)->PrintTo(stream);
+  value()->PrintTo(stream);
 }
 
 
 void LCmpIDAndBranch::PrintDataTo(StringStream* stream) {
   stream->Add("if ");
-  InputAt(0)->PrintTo(stream);
+  left()->PrintTo(stream);
   stream->Add(" %s ", Token::String(op()));
-  InputAt(1)->PrintTo(stream);
+  right()->PrintTo(stream);
   stream->Add(" then B%d else B%d", true_block_id(), false_block_id());
 }
 
 
 void LIsNilAndBranch::PrintDataTo(StringStream* stream) {
   stream->Add("if ");
-  InputAt(0)->PrintTo(stream);
+  value()->PrintTo(stream);
   stream->Add(kind() == kStrictEquality ? " === " : " == ");
   stream->Add(nil() == kNullValue ? "null" : "undefined");
   stream->Add(" then B%d else B%d", true_block_id(), false_block_id());
@@ -218,57 +218,57 @@ void LIsNilAndBranch::PrintDataTo(StringStream* stream) {
 
 void LIsObjectAndBranch::PrintDataTo(StringStream* stream) {
   stream->Add("if is_object(");
-  InputAt(0)->PrintTo(stream);
+  value()->PrintTo(stream);
   stream->Add(") then B%d else B%d", true_block_id(), false_block_id());
 }
 
 
 void LIsStringAndBranch::PrintDataTo(StringStream* stream) {
   stream->Add("if is_string(");
-  InputAt(0)->PrintTo(stream);
+  value()->PrintTo(stream);
   stream->Add(") then B%d else B%d", true_block_id(), false_block_id());
 }
 
 
 void LIsSmiAndBranch::PrintDataTo(StringStream* stream) {
   stream->Add("if is_smi(");
-  InputAt(0)->PrintTo(stream);
+  value()->PrintTo(stream);
   stream->Add(") then B%d else B%d", true_block_id(), false_block_id());
 }
 
 
 void LIsUndetectableAndBranch::PrintDataTo(StringStream* stream) {
   stream->Add("if is_undetectable(");
-  InputAt(0)->PrintTo(stream);
+  value()->PrintTo(stream);
   stream->Add(") then B%d else B%d", true_block_id(), false_block_id());
 }
 
 
 void LStringCompareAndBranch::PrintDataTo(StringStream* stream) {
   stream->Add("if string_compare(");
-  InputAt(0)->PrintTo(stream);
-  InputAt(1)->PrintTo(stream);
+  left()->PrintTo(stream);
+  right()->PrintTo(stream);
   stream->Add(") then B%d else B%d", true_block_id(), false_block_id());
 }
 
 
 void LHasInstanceTypeAndBranch::PrintDataTo(StringStream* stream) {
   stream->Add("if has_instance_type(");
-  InputAt(0)->PrintTo(stream);
+  value()->PrintTo(stream);
   stream->Add(") then B%d else B%d", true_block_id(), false_block_id());
 }
 
 
 void LHasCachedArrayIndexAndBranch::PrintDataTo(StringStream* stream) {
   stream->Add("if has_cached_array_index(");
-  InputAt(0)->PrintTo(stream);
+  value()->PrintTo(stream);
   stream->Add(") then B%d else B%d", true_block_id(), false_block_id());
 }
 
 
 void LClassOfTestAndBranch::PrintDataTo(StringStream* stream) {
   stream->Add("if class_of_test(");
-  InputAt(0)->PrintTo(stream);
+  value()->PrintTo(stream);
   stream->Add(", \"%o\") then B%d else B%d",
               *hydrogen()->class_name(),
               true_block_id(),
@@ -278,7 +278,7 @@ void LClassOfTestAndBranch::PrintDataTo(StringStream* stream) {
 
 void LTypeofIsAndBranch::PrintDataTo(StringStream* stream) {
   stream->Add("if typeof ");
-  InputAt(0)->PrintTo(stream);
+  value()->PrintTo(stream);
   stream->Add(" == \"%s\" then B%d else B%d",
               *hydrogen()->type_literal()->ToCString(),
               true_block_id(), false_block_id());
@@ -292,26 +292,26 @@ void LCallConstantFunction::PrintDataTo(StringStream* stream) {
 
 void LUnaryMathOperation::PrintDataTo(StringStream* stream) {
   stream->Add("/%s ", hydrogen()->OpName());
-  InputAt(0)->PrintTo(stream);
+  value()->PrintTo(stream);
 }
 
 
 void LLoadContextSlot::PrintDataTo(StringStream* stream) {
-  InputAt(0)->PrintTo(stream);
+  context()->PrintTo(stream);
   stream->Add("[%d]", slot_index());
 }
 
 
 void LStoreContextSlot::PrintDataTo(StringStream* stream) {
-  InputAt(0)->PrintTo(stream);
+  context()->PrintTo(stream);
   stream->Add("[%d] <- ", slot_index());
-  InputAt(1)->PrintTo(stream);
+  value()->PrintTo(stream);
 }
 
 
 void LInvokeFunction::PrintDataTo(StringStream* stream) {
   stream->Add("= ");
-  InputAt(0)->PrintTo(stream);
+  function()->PrintTo(stream);
   stream->Add(" #%d / ", arity());
 }
 
@@ -340,17 +340,15 @@ void LCallKnownGlobal::PrintDataTo(StringStream* stream) {
 
 void LCallNew::PrintDataTo(StringStream* stream) {
   stream->Add("= ");
-  InputAt(0)->PrintTo(stream);
+  constructor()->PrintTo(stream);
   stream->Add(" #%d / ", arity());
 }
 
 
 void LAccessArgumentsAt::PrintDataTo(StringStream* stream) {
   arguments()->PrintTo(stream);
-
   stream->Add(" length ");
   length()->PrintTo(stream);
-
   stream->Add(" index ");
   index()->PrintTo(stream);
 }
diff --git a/src/mips/lithium-mips.h b/src/mips/lithium-mips.h
index 367cf2a..939fc67 100644
--- a/src/mips/lithium-mips.h
+++ b/src/mips/lithium-mips.h
@@ -259,9 +259,6 @@ class LInstruction: public ZoneObject {
   virtual bool HasResult() const = 0;
   virtual LOperand* result() = 0;
 
-  virtual int TempCount() = 0;
-  virtual LOperand* TempAt(int i) = 0;
-
   LOperand* FirstInput() { return InputAt(0); }
   LOperand* Output() { return HasResult() ? result() : NULL; }
 
@@ -275,6 +272,10 @@ class LInstruction: public ZoneObject {
   virtual int InputCount() = 0;
   virtual LOperand* InputAt(int i) = 0;
 
+  friend class TempIterator;
+  virtual int TempCount() = 0;
+  virtual LOperand* TempAt(int i) = 0;
+
   LEnvironment* environment_;
   SetOncePointer<LPointerMap> pointer_map_;
   HValue* hydrogen_value_;
@@ -295,11 +296,6 @@ class LTemplateInstruction: public LInstruction {
   void set_result(LOperand* operand) { results_[0] = operand; }
   LOperand* result() { return results_[0]; }
 
-  LOperand* InputAt(int i) { return inputs_[i]; }
-
-  int TempCount() { return T; }
-  LOperand* TempAt(int i) { return temps_[i]; }
-
  protected:
   EmbeddedContainer<LOperand*, R> results_;
   EmbeddedContainer<LOperand*, I> inputs_;
@@ -307,6 +303,10 @@ class LTemplateInstruction: public LInstruction {
 
  private:
   virtual int InputCount() { return I; }
+  virtual LOperand* InputAt(int i) { return inputs_[i]; }
+
+  virtual int TempCount() { return T; }
+  virtual LOperand* TempAt(int i) { return temps_[i]; }
 };
 
 
@@ -524,6 +524,8 @@ class LArgumentsLength: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = elements;
   }
 
+  LOperand* elements() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(ArgumentsLength, "arguments-length")
 };
 
@@ -550,16 +552,22 @@ class LModI: public LTemplateInstruction<1, 2, 3> {
   // Used for the standard case.
   LModI(LOperand* left,
         LOperand* right,
-        LOperand* temp1,
+        LOperand* temp,
         LOperand* temp2,
         LOperand* temp3) {
     inputs_[0] = left;
     inputs_[1] = right;
-    temps_[0] = temp1;
+    temps_[0] = temp;
     temps_[1] = temp2;
     temps_[2] = temp3;
   }
 
+  LOperand* left() { return inputs_[0]; }
+  LOperand* right() { return inputs_[1]; }
+  LOperand* temp() { return temps_[0]; }
+  LOperand* temp2() { return temps_[1]; }
+  LOperand* temp3() { return temps_[2]; }
+
   DECLARE_CONCRETE_INSTRUCTION(ModI, "mod-i")
   DECLARE_HYDROGEN_ACCESSOR(Mod)
 };
@@ -572,6 +580,9 @@ class LDivI: public LTemplateInstruction<1, 2, 0> {
     inputs_[1] = right;
   }
 
+  LOperand* left() { return inputs_[0]; }
+  LOperand* right() { return inputs_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(DivI, "div-i")
   DECLARE_HYDROGEN_ACCESSOR(Div)
 };
@@ -585,6 +596,10 @@ class LMulI: public LTemplateInstruction<1, 2, 1> {
     temps_[0] = temp;
   }
 
+  LOperand* left() { return inputs_[0]; }
+  LOperand* right() { return inputs_[1]; }
+  LOperand* temp() { return temps_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(MulI, "mul-i")
   DECLARE_HYDROGEN_ACCESSOR(Mul)
 };
@@ -597,6 +612,9 @@ class LCmpIDAndBranch: public LControlInstruction<2, 0> {
     inputs_[1] = right;
   }
 
+  LOperand* left() { return inputs_[0]; }
+  LOperand* right() { return inputs_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(CmpIDAndBranch, "cmp-id-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(CompareIDAndBranch)
 
@@ -616,6 +634,9 @@ class LUnaryMathOperation: public LTemplateInstruction<1, 1, 1> {
     temps_[0] = temp;
   }
 
+  LOperand* value() { return inputs_[0]; }
+  LOperand* temp() { return temps_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(UnaryMathOperation, "unary-math-operation")
   DECLARE_HYDROGEN_ACCESSOR(UnaryMathOperation)
 
@@ -631,6 +652,9 @@ class LCmpObjectEqAndBranch: public LControlInstruction<2, 0> {
     inputs_[1] = right;
   }
 
+  LOperand* left() { return inputs_[0]; }
+  LOperand* right() { return inputs_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(CmpObjectEqAndBranch,
                                "cmp-object-eq-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(CompareObjectEqAndBranch)
@@ -643,6 +667,8 @@ class LCmpConstantEqAndBranch: public LControlInstruction<1, 0> {
     inputs_[0] = left;
   }
 
+  LOperand* left() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(CmpConstantEqAndBranch,
                                "cmp-constant-eq-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(CompareConstantEqAndBranch)
@@ -655,6 +681,8 @@ class LIsNilAndBranch: public LControlInstruction<1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(IsNilAndBranch, "is-nil-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(IsNilAndBranch)
 
@@ -672,6 +700,9 @@ class LIsObjectAndBranch: public LControlInstruction<1, 1> {
     temps_[0] = temp;
   }
 
+  LOperand* value() { return inputs_[0]; }
+  LOperand* temp() { return temps_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(IsObjectAndBranch, "is-object-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(IsObjectAndBranch)
 
@@ -686,6 +717,9 @@ class LIsStringAndBranch: public LControlInstruction<1, 1> {
     temps_[0] = temp;
   }
 
+  LOperand* value() { return inputs_[0]; }
+  LOperand* temp() { return temps_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(IsStringAndBranch, "is-string-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(IsStringAndBranch)
 
@@ -699,6 +733,8 @@ class LIsSmiAndBranch: public LControlInstruction<1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(IsSmiAndBranch, "is-smi-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(IsSmiAndBranch)
 
@@ -713,6 +749,9 @@ class LIsUndetectableAndBranch: public LControlInstruction<1, 1> {
     temps_[0] = temp;
   }
 
+  LOperand* value() { return inputs_[0]; }
+  LOperand* temp() { return temps_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(IsUndetectableAndBranch,
                                "is-undetectable-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(IsUndetectableAndBranch)
@@ -728,6 +767,9 @@ class LStringCompareAndBranch: public LControlInstruction<2, 0> {
     inputs_[1] = right;
   }
 
+  LOperand* left() { return inputs_[0]; }
+  LOperand* right() { return inputs_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(StringCompareAndBranch,
                                "string-compare-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(StringCompareAndBranch)
@@ -744,6 +786,8 @@ class LHasInstanceTypeAndBranch: public LControlInstruction<1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(HasInstanceTypeAndBranch,
                                "has-instance-type-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(HasInstanceTypeAndBranch)
@@ -758,6 +802,8 @@ class LGetCachedArrayIndex: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(GetCachedArrayIndex, "get-cached-array-index")
   DECLARE_HYDROGEN_ACCESSOR(GetCachedArrayIndex)
 };
@@ -769,6 +815,8 @@ class LHasCachedArrayIndexAndBranch: public LControlInstruction<1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(HasCachedArrayIndexAndBranch,
                                "has-cached-array-index-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(HasCachedArrayIndexAndBranch)
@@ -784,6 +832,9 @@ class LClassOfTestAndBranch: public LControlInstruction<1, 1> {
     temps_[0] = temp;
   }
 
+  LOperand* value() { return inputs_[0]; }
+  LOperand* temp() { return temps_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(ClassOfTestAndBranch,
                                "class-of-test-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(ClassOfTestAndBranch)
@@ -799,6 +850,9 @@ class LCmpT: public LTemplateInstruction<1, 2, 0> {
     inputs_[1] = right;
   }
 
+  LOperand* left() { return inputs_[0]; }
+  LOperand* right() { return inputs_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(CmpT, "cmp-t")
   DECLARE_HYDROGEN_ACCESSOR(CompareGeneric)
 
@@ -813,6 +867,9 @@ class LInstanceOf: public LTemplateInstruction<1, 2, 0> {
     inputs_[1] = right;
   }
 
+  LOperand* left() { return inputs_[0]; }
+  LOperand* right() { return inputs_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(InstanceOf, "instance-of")
 };
 
@@ -824,6 +881,9 @@ class LInstanceOfKnownGlobal: public LTemplateInstruction<1, 1, 1> {
     temps_[0] = temp;
   }
 
+  LOperand* value() { return inputs_[0]; }
+  LOperand* temp() { return temps_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(InstanceOfKnownGlobal,
                                "instance-of-known-global")
   DECLARE_HYDROGEN_ACCESSOR(InstanceOfKnownGlobal)
@@ -863,6 +923,9 @@ class LBitI: public LTemplateInstruction<1, 2, 0> {
     inputs_[1] = right;
   }
 
+  LOperand* left() { return inputs_[0]; }
+  LOperand* right() { return inputs_[1]; }
+
   Token::Value op() const { return hydrogen()->op(); }
 
   DECLARE_CONCRETE_INSTRUCTION(BitI, "bit-i")
@@ -879,7 +942,8 @@ class LShiftI: public LTemplateInstruction<1, 2, 0> {
   }
 
   Token::Value op() const { return op_; }
-
+  LOperand* left() { return inputs_[0]; }
+  LOperand* right() { return inputs_[1]; }
   bool can_deopt() const { return can_deopt_; }
 
   DECLARE_CONCRETE_INSTRUCTION(ShiftI, "shift-i")
@@ -897,6 +961,9 @@ class LSubI: public LTemplateInstruction<1, 2, 0> {
     inputs_[1] = right;
   }
 
+  LOperand* left() { return inputs_[0]; }
+  LOperand* right() { return inputs_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(SubI, "sub-i")
   DECLARE_HYDROGEN_ACCESSOR(Sub)
 };
@@ -935,6 +1002,8 @@ class LBranch: public LControlInstruction<1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(Branch, "branch")
   DECLARE_HYDROGEN_ACCESSOR(Branch)
 
@@ -949,6 +1018,9 @@ class LCmpMapAndBranch: public LTemplateInstruction<0, 1, 1> {
     temps_[0] = temp;
   }
 
+  LOperand* value() { return inputs_[0]; }
+  LOperand* temp() { return temps_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(CmpMapAndBranch, "cmp-map-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(CompareMap)
 
@@ -970,6 +1042,8 @@ class LJSArrayLength: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(JSArrayLength, "js-array-length")
   DECLARE_HYDROGEN_ACCESSOR(JSArrayLength)
 };
@@ -981,6 +1055,8 @@ class LFixedArrayBaseLength: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(FixedArrayBaseLength,
                                "fixed-array-base-length")
   DECLARE_HYDROGEN_ACCESSOR(FixedArrayBaseLength)
@@ -993,6 +1069,8 @@ class LMapEnumLength: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(MapEnumLength, "map-enum-length")
 };
 
@@ -1003,6 +1081,8 @@ class LElementsKind: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(ElementsKind, "elements-kind")
   DECLARE_HYDROGEN_ACCESSOR(ElementsKind)
 };
@@ -1015,6 +1095,9 @@ class LValueOf: public LTemplateInstruction<1, 1, 1> {
     temps_[0] = temp;
   }
 
+  LOperand* value() { return inputs_[0]; }
+  LOperand* temp() { return temps_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(ValueOf, "value-of")
   DECLARE_HYDROGEN_ACCESSOR(ValueOf)
 };
@@ -1027,9 +1110,12 @@ class LDateField: public LTemplateInstruction<1, 1, 1> {
     temps_[0] = temp;
   }
 
+  LOperand* date() { return inputs_[0]; }
+  LOperand* temp() { return temps_[0]; }
+  Smi* index() const { return index_; }
+
   DECLARE_CONCRETE_INSTRUCTION(ValueOf, "date-field")
   DECLARE_HYDROGEN_ACCESSOR(ValueOf)
-  Smi* index() const { return index_; }
 
  private:
   Smi* index_;
@@ -1042,6 +1128,8 @@ class LThrow: public LTemplateInstruction<0, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(Throw, "throw")
 };
 
@@ -1052,6 +1140,8 @@ class LBitNotI: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(BitNotI, "bit-not-i")
 };
 
@@ -1063,6 +1153,9 @@ class LAddI: public LTemplateInstruction<1, 2, 0> {
     inputs_[1] = right;
   }
 
+  LOperand* left() { return inputs_[0]; }
+  LOperand* right() { return inputs_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(AddI, "add-i")
   DECLARE_HYDROGEN_ACCESSOR(Add)
 };
@@ -1075,6 +1168,9 @@ class LMathMinMax: public LTemplateInstruction<1, 2, 0> {
     inputs_[1] = right;
   }
 
+  LOperand* left() { return inputs_[0]; }
+  LOperand* right() { return inputs_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(MathMinMax, "min-max")
   DECLARE_HYDROGEN_ACCESSOR(MathMinMax)
 };
@@ -1087,6 +1183,9 @@ class LPower: public LTemplateInstruction<1, 2, 0> {
     inputs_[1] = right;
   }
 
+  LOperand* left() { return inputs_[0]; }
+  LOperand* right() { return inputs_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(Power, "power")
   DECLARE_HYDROGEN_ACCESSOR(Power)
 };
@@ -1098,6 +1197,8 @@ class LRandom: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = global_object;
   }
 
+  LOperand* global_object() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(Random, "random")
   DECLARE_HYDROGEN_ACCESSOR(Random)
 };
@@ -1112,6 +1213,8 @@ class LArithmeticD: public LTemplateInstruction<1, 2, 0> {
   }
 
   Token::Value op() const { return op_; }
+  LOperand* left() { return inputs_[0]; }
+  LOperand* right() { return inputs_[1]; }
 
   virtual Opcode opcode() const { return LInstruction::kArithmeticD; }
   virtual void CompileToNative(LCodeGen* generator);
@@ -1130,12 +1233,14 @@ class LArithmeticT: public LTemplateInstruction<1, 2, 0> {
     inputs_[1] = right;
   }
 
+  LOperand* left() { return inputs_[0]; }
+  LOperand* right() { return inputs_[1]; }
+  Token::Value op() const { return op_; }
+
   virtual Opcode opcode() const { return LInstruction::kArithmeticT; }
   virtual void CompileToNative(LCodeGen* generator);
   virtual const char* Mnemonic() const;
 
-  Token::Value op() const { return op_; }
-
  private:
   Token::Value op_;
 };
@@ -1147,6 +1252,8 @@ class LReturn: public LTemplateInstruction<0, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(Return, "return")
 };
 
@@ -1157,6 +1264,8 @@ class LLoadNamedField: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = object;
   }
 
+  LOperand* object() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(LoadNamedField, "load-named-field")
   DECLARE_HYDROGEN_ACCESSOR(LoadNamedField)
 };
@@ -1168,10 +1277,10 @@ class LLoadNamedFieldPolymorphic: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = object;
   }
 
+  LOperand* object() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(LoadNamedField, "load-named-field-polymorphic")
   DECLARE_HYDROGEN_ACCESSOR(LoadNamedFieldPolymorphic)
-
-  LOperand* object() { return inputs_[0]; }
 };
 
 
@@ -1181,10 +1290,11 @@ class LLoadNamedGeneric: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = object;
   }
 
+  LOperand* object() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(LoadNamedGeneric, "load-named-generic")
   DECLARE_HYDROGEN_ACCESSOR(LoadNamedGeneric)
 
-  LOperand* object() { return inputs_[0]; }
   Handle<Object> name() const { return hydrogen()->name(); }
 };
 
@@ -1195,10 +1305,10 @@ class LLoadFunctionPrototype: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = function;
   }
 
+  LOperand* function() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(LoadFunctionPrototype, "load-function-prototype")
   DECLARE_HYDROGEN_ACCESSOR(LoadFunctionPrototype)
-
-  LOperand* function() { return inputs_[0]; }
 };
 
 
@@ -1208,6 +1318,8 @@ class LLoadElements: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = object;
   }
 
+  LOperand* object() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(LoadElements, "load-elements")
 };
 
@@ -1218,6 +1330,8 @@ class LLoadExternalArrayPointer: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = object;
   }
 
+  LOperand* object() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(LoadExternalArrayPointer,
                                "load-external-array-pointer")
 };
@@ -1230,11 +1344,12 @@ class LLoadKeyedFastElement: public LTemplateInstruction<1, 2, 0> {
     inputs_[1] = key;
   }
 
+  LOperand* elements() { return inputs_[0]; }
+  LOperand* key() { return inputs_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(LoadKeyedFastElement, "load-keyed-fast-element")
   DECLARE_HYDROGEN_ACCESSOR(LoadKeyedFastElement)
 
-  LOperand* elements() { return inputs_[0]; }
-  LOperand* key() { return inputs_[1]; }
   uint32_t additional_index() const { return hydrogen()->index_offset(); }
 };
 
@@ -1246,12 +1361,13 @@ class LLoadKeyedFastDoubleElement: public LTemplateInstruction<1, 2, 0> {
     inputs_[1] = key;
   }
 
+  LOperand* elements() { return inputs_[0]; }
+  LOperand* key() { return inputs_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(LoadKeyedFastDoubleElement,
                                "load-keyed-fast-double-element")
   DECLARE_HYDROGEN_ACCESSOR(LoadKeyedFastDoubleElement)
 
-  LOperand* elements() { return inputs_[0]; }
-  LOperand* key() { return inputs_[1]; }
   uint32_t additional_index() const { return hydrogen()->index_offset(); }
 };
 
@@ -1264,12 +1380,13 @@ class LLoadKeyedSpecializedArrayElement: public LTemplateInstruction<1, 2, 0> {
     inputs_[1] = key;
   }
 
+  LOperand* external_pointer() { return inputs_[0]; }
+  LOperand* key() { return inputs_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(LoadKeyedSpecializedArrayElement,
                                "load-keyed-specialized-array-element")
   DECLARE_HYDROGEN_ACCESSOR(LoadKeyedSpecializedArrayElement)
 
-  LOperand* external_pointer() { return inputs_[0]; }
-  LOperand* key() { return inputs_[1]; }
   ElementsKind elements_kind() const {
     return hydrogen()->elements_kind();
   }
@@ -1279,15 +1396,15 @@ class LLoadKeyedSpecializedArrayElement: public LTemplateInstruction<1, 2, 0> {
 
 class LLoadKeyedGeneric: public LTemplateInstruction<1, 2, 0> {
  public:
-  LLoadKeyedGeneric(LOperand* obj, LOperand* key) {
-    inputs_[0] = obj;
+  LLoadKeyedGeneric(LOperand* object, LOperand* key) {
+    inputs_[0] = object;
     inputs_[1] = key;
   }
 
-  DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric, "load-keyed-generic")
-
   LOperand* object() { return inputs_[0]; }
   LOperand* key() { return inputs_[1]; }
+
+  DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric, "load-keyed-generic")
 };
 
 
@@ -1304,10 +1421,11 @@ class LLoadGlobalGeneric: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = global_object;
   }
 
+  LOperand* global_object() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(LoadGlobalGeneric, "load-global-generic")
   DECLARE_HYDROGEN_ACCESSOR(LoadGlobalGeneric)
 
-  LOperand* global_object() { return inputs_[0]; }
   Handle<Object> name() const { return hydrogen()->name(); }
   bool for_typeof() const { return hydrogen()->for_typeof(); }
 };
@@ -1320,10 +1438,11 @@ class LStoreGlobalCell: public LTemplateInstruction<0, 1, 1> {
     temps_[0] = temp;
   }
 
+  LOperand* value() { return inputs_[0]; }
+  LOperand* temp() { return temps_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(StoreGlobalCell, "store-global-cell")
   DECLARE_HYDROGEN_ACCESSOR(StoreGlobalCell)
-
-  LOperand* value() { return inputs_[0]; }
 };
 
 
@@ -1335,12 +1454,13 @@ class LStoreGlobalGeneric: public LTemplateInstruction<0, 2, 0> {
     inputs_[1] = value;
   }
 
+  LOperand* global_object() { return inputs_[0]; }
+  LOperand* value() { return inputs_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(StoreGlobalGeneric, "store-global-generic")
   DECLARE_HYDROGEN_ACCESSOR(StoreGlobalGeneric)
 
-  LOperand* global_object() { return InputAt(0); }
   Handle<Object> name() const { return hydrogen()->name(); }
-  LOperand* value() { return InputAt(1); }
   StrictModeFlag strict_mode_flag() { return hydrogen()->strict_mode_flag(); }
 };
 
@@ -1351,10 +1471,11 @@ class LLoadContextSlot: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = context;
   }
 
+  LOperand* context() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(LoadContextSlot, "load-context-slot")
   DECLARE_HYDROGEN_ACCESSOR(LoadContextSlot)
 
-  LOperand* context() { return InputAt(0); }
   int slot_index() { return hydrogen()->slot_index(); }
 
   virtual void PrintDataTo(StringStream* stream);
@@ -1368,11 +1489,12 @@ class LStoreContextSlot: public LTemplateInstruction<0, 2, 0> {
     inputs_[1] = value;
   }
 
+  LOperand* context() { return inputs_[0]; }
+  LOperand* value() { return inputs_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(StoreContextSlot, "store-context-slot")
   DECLARE_HYDROGEN_ACCESSOR(StoreContextSlot)
 
-  LOperand* context() { return InputAt(0); }
-  LOperand* value() { return InputAt(1); }
   int slot_index() { return hydrogen()->slot_index(); }
 
   virtual void PrintDataTo(StringStream* stream);
@@ -1385,6 +1507,8 @@ class LPushArgument: public LTemplateInstruction<0, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(PushArgument, "push-argument")
 };
 
@@ -1421,9 +1545,9 @@ class LOuterContext: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = context;
   }
 
-  DECLARE_CONCRETE_INSTRUCTION(OuterContext, "outer-context")
+  LOperand* context() { return inputs_[0]; }
 
-  LOperand* context() { return InputAt(0); }
+  DECLARE_CONCRETE_INSTRUCTION(OuterContext, "outer-context")
 };
 
 
@@ -1440,9 +1564,9 @@ class LGlobalObject: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = context;
   }
 
-  DECLARE_CONCRETE_INSTRUCTION(GlobalObject, "global-object")
+  LOperand* context() { return inputs_[0]; }
 
-  LOperand* context() { return InputAt(0); }
+  DECLARE_CONCRETE_INSTRUCTION(GlobalObject, "global-object")
 };
 
 
@@ -1452,9 +1576,9 @@ class LGlobalReceiver: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = global_object;
   }
 
-  DECLARE_CONCRETE_INSTRUCTION(GlobalReceiver, "global-receiver")
+  LOperand* global_object() { return inputs_[0]; }
 
-  LOperand* global() { return InputAt(0); }
+  DECLARE_CONCRETE_INSTRUCTION(GlobalReceiver, "global-receiver")
 };
 
 
@@ -1476,11 +1600,11 @@ class LInvokeFunction: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = function;
   }
 
+  LOperand* function() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(InvokeFunction, "invoke-function")
   DECLARE_HYDROGEN_ACCESSOR(InvokeFunction)
 
-  LOperand* function() { return inputs_[0]; }
-
   virtual void PrintDataTo(StringStream* stream);
 
   int arity() const { return hydrogen()->argument_count() - 1; }
@@ -1494,6 +1618,8 @@ class LCallKeyed: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = key;
   }
 
+  LOperand* key() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(CallKeyed, "call-keyed")
   DECLARE_HYDROGEN_ACCESSOR(CallKeyed)
 
@@ -1522,10 +1648,11 @@ class LCallFunction: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = function;
   }
 
+  LOperand* function() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(CallFunction, "call-function")
   DECLARE_HYDROGEN_ACCESSOR(CallFunction)
 
-  LOperand* function() { return inputs_[0]; }
   int arity() const { return hydrogen()->argument_count() - 1; }
 };
 
@@ -1560,6 +1687,8 @@ class LCallNew: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = constructor;
   }
 
+  LOperand* constructor() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(CallNew, "call-new")
   DECLARE_HYDROGEN_ACCESSOR(CallNew)
 
@@ -1585,6 +1714,8 @@ class LInteger32ToDouble: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(Integer32ToDouble, "int32-to-double")
 };
 
@@ -1595,6 +1726,8 @@ class LUint32ToDouble: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(Uint32ToDouble, "uint32-to-double")
 };
 
@@ -1605,6 +1738,8 @@ class LNumberTagI: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(NumberTagI, "number-tag-i")
 };
 
@@ -1615,18 +1750,24 @@ class LNumberTagU: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(NumberTagU, "number-tag-u")
 };
 
 
 class LNumberTagD: public LTemplateInstruction<1, 1, 2> {
  public:
-  LNumberTagD(LOperand* value, LOperand* temp1, LOperand* temp2) {
+  LNumberTagD(LOperand* value, LOperand* temp, LOperand* temp2) {
     inputs_[0] = value;
-    temps_[0] = temp1;
+    temps_[0] = temp;
     temps_[1] = temp2;
   }
 
+  LOperand* value() { return inputs_[0]; }
+  LOperand* temp() { return temps_[0]; }
+  LOperand* temp2() { return temps_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(NumberTagD, "number-tag-d")
 };
 
@@ -1634,12 +1775,16 @@ class LNumberTagD: public LTemplateInstruction<1, 1, 2> {
 // Sometimes truncating conversion from a tagged value to an int32.
 class LDoubleToI: public LTemplateInstruction<1, 1, 2> {
  public:
-  LDoubleToI(LOperand* value, LOperand* temp1, LOperand* temp2) {
+  LDoubleToI(LOperand* value, LOperand* temp, LOperand* temp2) {
     inputs_[0] = value;
-    temps_[0] = temp1;
+    temps_[0] = temp;
     temps_[1] = temp2;
   }
 
+  LOperand* value() { return inputs_[0]; }
+  LOperand* temp() { return temps_[0]; }
+  LOperand* temp2() { return temps_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(DoubleToI, "double-to-i")
   DECLARE_HYDROGEN_ACCESSOR(UnaryOperation)
 
@@ -1651,15 +1796,20 @@ class LDoubleToI: public LTemplateInstruction<1, 1, 2> {
 class LTaggedToI: public LTemplateInstruction<1, 1, 3> {
  public:
   LTaggedToI(LOperand* value,
-             LOperand* temp1,
+             LOperand* temp,
              LOperand* temp2,
              LOperand* temp3) {
     inputs_[0] = value;
-    temps_[0] = temp1;
+    temps_[0] = temp;
     temps_[1] = temp2;
     temps_[2] = temp3;
   }
 
+  LOperand* value() { return inputs_[0]; }
+  LOperand* temp() { return temps_[0]; }
+  LOperand* temp2() { return temps_[1]; }
+  LOperand* temp3() { return temps_[2]; }
+
   DECLARE_CONCRETE_INSTRUCTION(TaggedToI, "tagged-to-i")
   DECLARE_HYDROGEN_ACCESSOR(UnaryOperation)
 
@@ -1673,6 +1823,8 @@ class LSmiTag: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(SmiTag, "smi-tag")
 };
 
@@ -1683,6 +1835,8 @@ class LNumberUntagD: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(NumberUntagD, "double-untag")
   DECLARE_HYDROGEN_ACCESSOR(Change)
 };
@@ -1695,10 +1849,11 @@ class LSmiUntag: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = value;
   }
 
-  DECLARE_CONCRETE_INSTRUCTION(SmiUntag, "smi-untag")
-
+  LOperand* value() { return inputs_[0]; }
   bool needs_check() const { return needs_check_; }
 
+  DECLARE_CONCRETE_INSTRUCTION(SmiUntag, "smi-untag")
+
  private:
   bool needs_check_;
 };
@@ -1706,20 +1861,21 @@ class LSmiUntag: public LTemplateInstruction<1, 1, 0> {
 
 class LStoreNamedField: public LTemplateInstruction<0, 2, 1> {
  public:
-  LStoreNamedField(LOperand* obj, LOperand* val, LOperand* temp) {
-    inputs_[0] = obj;
-    inputs_[1] = val;
+  LStoreNamedField(LOperand* object, LOperand* value, LOperand* temp) {
+    inputs_[0] = object;
+    inputs_[1] = value;
     temps_[0] = temp;
   }
 
+  LOperand* object() { return inputs_[0]; }
+  LOperand* value() { return inputs_[1]; }
+  LOperand* temp() { return temps_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(StoreNamedField, "store-named-field")
   DECLARE_HYDROGEN_ACCESSOR(StoreNamedField)
 
   virtual void PrintDataTo(StringStream* stream);
 
-  LOperand* object() { return inputs_[0]; }
-  LOperand* value() { return inputs_[1]; }
-
   Handle<Object> name() const { return hydrogen()->name(); }
   bool is_in_object() { return hydrogen()->is_in_object(); }
   int offset() { return hydrogen()->offset(); }
@@ -1729,18 +1885,19 @@ class LStoreNamedField: public LTemplateInstruction<0, 2, 1> {
 
 class LStoreNamedGeneric: public LTemplateInstruction<0, 2, 0> {
  public:
-  LStoreNamedGeneric(LOperand* obj, LOperand* val) {
-    inputs_[0] = obj;
-    inputs_[1] = val;
+  LStoreNamedGeneric(LOperand* object, LOperand* value) {
+    inputs_[0] = object;
+    inputs_[1] = value;
   }
 
+  LOperand* object() { return inputs_[0]; }
+  LOperand* value() { return inputs_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric, "store-named-generic")
   DECLARE_HYDROGEN_ACCESSOR(StoreNamedGeneric)
 
   virtual void PrintDataTo(StringStream* stream);
 
-  LOperand* object() { return inputs_[0]; }
-  LOperand* value() { return inputs_[1]; }
   Handle<Object> name() const { return hydrogen()->name(); }
   StrictModeFlag strict_mode_flag() { return hydrogen()->strict_mode_flag(); }
 };
@@ -1748,21 +1905,22 @@ class LStoreNamedGeneric: public LTemplateInstruction<0, 2, 0> {
 
 class LStoreKeyedFastElement: public LTemplateInstruction<0, 3, 0> {
  public:
-  LStoreKeyedFastElement(LOperand* obj, LOperand* key, LOperand* val) {
-    inputs_[0] = obj;
+  LStoreKeyedFastElement(LOperand* object, LOperand* key, LOperand* value) {
+    inputs_[0] = object;
     inputs_[1] = key;
-    inputs_[2] = val;
+    inputs_[2] = value;
   }
 
+  LOperand* object() { return inputs_[0]; }
+  LOperand* key() { return inputs_[1]; }
+  LOperand* value() { return inputs_[2]; }
+
   DECLARE_CONCRETE_INSTRUCTION(StoreKeyedFastElement,
                                "store-keyed-fast-element")
   DECLARE_HYDROGEN_ACCESSOR(StoreKeyedFastElement)
 
   virtual void PrintDataTo(StringStream* stream);
 
-  LOperand* object() { return inputs_[0]; }
-  LOperand* key() { return inputs_[1]; }
-  LOperand* value() { return inputs_[2]; }
   uint32_t additional_index() const { return hydrogen()->index_offset(); }
 };
 
@@ -1771,21 +1929,22 @@ class LStoreKeyedFastDoubleElement: public LTemplateInstruction<0, 3, 0> {
  public:
   LStoreKeyedFastDoubleElement(LOperand* elements,
                                LOperand* key,
-                               LOperand* val) {
+                               LOperand* value) {
     inputs_[0] = elements;
     inputs_[1] = key;
-    inputs_[2] = val;
+    inputs_[2] = value;
   }
 
+  LOperand* elements() { return inputs_[0]; }
+  LOperand* key() { return inputs_[1]; }
+  LOperand* value() { return inputs_[2]; }
+
   DECLARE_CONCRETE_INSTRUCTION(StoreKeyedFastDoubleElement,
                                "store-keyed-fast-double-element")
   DECLARE_HYDROGEN_ACCESSOR(StoreKeyedFastDoubleElement)
 
   virtual void PrintDataTo(StringStream* stream);
 
-  LOperand* elements() { return inputs_[0]; }
-  LOperand* key() { return inputs_[1]; }
-  LOperand* value() { return inputs_[2]; }
   uint32_t additional_index() const { return hydrogen()->index_offset(); }
 
   bool NeedsCanonicalization() { return hydrogen()->NeedsCanonicalization(); }
@@ -1794,20 +1953,21 @@ class LStoreKeyedFastDoubleElement: public LTemplateInstruction<0, 3, 0> {
 
 class LStoreKeyedGeneric: public LTemplateInstruction<0, 3, 0> {
  public:
-  LStoreKeyedGeneric(LOperand* obj, LOperand* key, LOperand* val) {
+  LStoreKeyedGeneric(LOperand* obj, LOperand* key, LOperand* value) {
     inputs_[0] = obj;
     inputs_[1] = key;
-    inputs_[2] = val;
+    inputs_[2] = value;
   }
 
+  LOperand* object() { return inputs_[0]; }
+  LOperand* key() { return inputs_[1]; }
+  LOperand* value() { return inputs_[2]; }
+
   DECLARE_CONCRETE_INSTRUCTION(StoreKeyedGeneric, "store-keyed-generic")
   DECLARE_HYDROGEN_ACCESSOR(StoreKeyedGeneric)
 
   virtual void PrintDataTo(StringStream* stream);
 
-  LOperand* object() { return inputs_[0]; }
-  LOperand* key() { return inputs_[1]; }
-  LOperand* value() { return inputs_[2]; }
   StrictModeFlag strict_mode_flag() { return hydrogen()->strict_mode_flag(); }
 };
 
@@ -1815,22 +1975,21 @@ class LStoreKeyedSpecializedArrayElement: public LTemplateInstruction<0, 3, 0> {
  public:
   LStoreKeyedSpecializedArrayElement(LOperand* external_pointer,
                                      LOperand* key,
-                                     LOperand* val) {
+                                     LOperand* value) {
     inputs_[0] = external_pointer;
     inputs_[1] = key;
-    inputs_[2] = val;
+    inputs_[2] = value;
   }
 
+  LOperand* external_pointer() { return inputs_[0]; }
+  LOperand* key() { return inputs_[1]; }
+  LOperand* value() { return inputs_[2]; }
+
   DECLARE_CONCRETE_INSTRUCTION(StoreKeyedSpecializedArrayElement,
                                "store-keyed-specialized-array-element")
   DECLARE_HYDROGEN_ACCESSOR(StoreKeyedSpecializedArrayElement)
 
-  LOperand* external_pointer() { return inputs_[0]; }
-  LOperand* key() { return inputs_[1]; }
-  LOperand* value() { return inputs_[2]; }
-  ElementsKind elements_kind() const {
-    return hydrogen()->elements_kind();
-  }
+  ElementsKind elements_kind() const { return hydrogen()->elements_kind(); }
   uint32_t additional_index() const { return hydrogen()->index_offset(); }
 };
 
@@ -1839,21 +1998,22 @@ class LTransitionElementsKind: public LTemplateInstruction<1, 1, 2> {
  public:
   LTransitionElementsKind(LOperand* object,
                           LOperand* new_map_temp,
-                          LOperand* temp_reg) {
+                          LOperand* temp) {
     inputs_[0] = object;
     temps_[0] = new_map_temp;
-    temps_[1] = temp_reg;
+    temps_[1] = temp;
   }
 
+  LOperand* object() { return inputs_[0]; }
+  LOperand* new_map_temp() { return temps_[0]; }
+  LOperand* temp() { return temps_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(TransitionElementsKind,
                                "transition-elements-kind")
   DECLARE_HYDROGEN_ACCESSOR(TransitionElementsKind)
 
   virtual void PrintDataTo(StringStream* stream);
 
-  LOperand* object() { return inputs_[0]; }
-  LOperand* new_map_reg() { return temps_[0]; }
-  LOperand* temp_reg() { return temps_[1]; }
   Handle<Map> original_map() { return hydrogen()->original_map(); }
   Handle<Map> transitioned_map() { return hydrogen()->transitioned_map(); }
 };
@@ -1866,11 +2026,11 @@ class LStringAdd: public LTemplateInstruction<1, 2, 0> {
     inputs_[1] = right;
   }
 
-  DECLARE_CONCRETE_INSTRUCTION(StringAdd, "string-add")
-  DECLARE_HYDROGEN_ACCESSOR(StringAdd)
-
   LOperand* left() { return inputs_[0]; }
   LOperand* right() { return inputs_[1]; }
+
+  DECLARE_CONCRETE_INSTRUCTION(StringAdd, "string-add")
+  DECLARE_HYDROGEN_ACCESSOR(StringAdd)
 };
 
 
@@ -1882,11 +2042,11 @@ class LStringCharCodeAt: public LTemplateInstruction<1, 2, 0> {
     inputs_[1] = index;
   }
 
-  DECLARE_CONCRETE_INSTRUCTION(StringCharCodeAt, "string-char-code-at")
-  DECLARE_HYDROGEN_ACCESSOR(StringCharCodeAt)
-
   LOperand* string() { return inputs_[0]; }
   LOperand* index() { return inputs_[1]; }
+
+  DECLARE_CONCRETE_INSTRUCTION(StringCharCodeAt, "string-char-code-at")
+  DECLARE_HYDROGEN_ACCESSOR(StringCharCodeAt)
 };
 
 
@@ -1896,10 +2056,10 @@ class LStringCharFromCode: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = char_code;
   }
 
+  LOperand* char_code() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(StringCharFromCode, "string-char-from-code")
   DECLARE_HYDROGEN_ACCESSOR(StringCharFromCode)
-
-  LOperand* char_code() { return inputs_[0]; }
 };
 
 
@@ -1909,10 +2069,10 @@ class LStringLength: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = string;
   }
 
+  LOperand* string() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(StringLength, "string-length")
   DECLARE_HYDROGEN_ACCESSOR(StringLength)
-
-  LOperand* string() { return inputs_[0]; }
 };
 
 
@@ -1922,7 +2082,7 @@ class LCheckFunction: public LTemplateInstruction<0, 1, 0> {
     inputs_[0] = value;
   }
 
-  LOperand* value() { return InputAt(0); }
+  LOperand* value() { return inputs_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(CheckFunction, "check-function")
   DECLARE_HYDROGEN_ACCESSOR(CheckFunction)
@@ -1935,6 +2095,8 @@ class LCheckInstanceType: public LTemplateInstruction<0, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(CheckInstanceType, "check-instance-type")
   DECLARE_HYDROGEN_ACCESSOR(CheckInstanceType)
 };
@@ -1946,6 +2108,8 @@ class LCheckMaps: public LTemplateInstruction<0, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(CheckMaps, "check-maps")
   DECLARE_HYDROGEN_ACCESSOR(CheckMaps)
 };
@@ -1953,11 +2117,14 @@ class LCheckMaps: public LTemplateInstruction<0, 1, 0> {
 
 class LCheckPrototypeMaps: public LTemplateInstruction<0, 0, 2> {
  public:
-  LCheckPrototypeMaps(LOperand* temp1, LOperand* temp2)  {
-    temps_[0] = temp1;
+  LCheckPrototypeMaps(LOperand* temp, LOperand* temp2)  {
+    temps_[0] = temp;
     temps_[1] = temp2;
   }
 
+  LOperand* temp() { return temps_[0]; }
+  LOperand* temp2() { return temps_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(CheckPrototypeMaps, "check-prototype-maps")
   DECLARE_HYDROGEN_ACCESSOR(CheckPrototypeMaps)
 
@@ -1972,6 +2139,8 @@ class LCheckSmi: public LTemplateInstruction<0, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(CheckSmi, "check-smi")
 };
 
@@ -1982,18 +2151,21 @@ class LCheckNonSmi: public LTemplateInstruction<0, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(CheckNonSmi, "check-non-smi")
 };
 
 
 class LClampDToUint8: public LTemplateInstruction<1, 1, 1> {
  public:
-  LClampDToUint8(LOperand* value, LOperand* temp) {
-    inputs_[0] = value;
+  LClampDToUint8(LOperand* unclamped, LOperand* temp) {
+    inputs_[0] = unclamped;
     temps_[0] = temp;
   }
 
   LOperand* unclamped() { return inputs_[0]; }
+  LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(ClampDToUint8, "clamp-d-to-uint8")
 };
@@ -2001,8 +2173,8 @@ class LClampDToUint8: public LTemplateInstruction<1, 1, 1> {
 
 class LClampIToUint8: public LTemplateInstruction<1, 1, 0> {
  public:
-  explicit LClampIToUint8(LOperand* value) {
-    inputs_[0] = value;
+  explicit LClampIToUint8(LOperand* unclamped) {
+    inputs_[0] = unclamped;
   }
 
   LOperand* unclamped() { return inputs_[0]; }
@@ -2013,12 +2185,13 @@ class LClampIToUint8: public LTemplateInstruction<1, 1, 0> {
 
 class LClampTToUint8: public LTemplateInstruction<1, 1, 1> {
  public:
-  LClampTToUint8(LOperand* value, LOperand* temp) {
-    inputs_[0] = value;
+  LClampTToUint8(LOperand* unclamped, LOperand* temp) {
+    inputs_[0] = unclamped;
     temps_[0] = temp;
   }
 
   LOperand* unclamped() { return inputs_[0]; }
+  LOperand* temp() { return temps_[0]; }
 
   DECLARE_CONCRETE_INSTRUCTION(ClampTToUint8, "clamp-t-to-uint8")
 };
@@ -2026,11 +2199,14 @@ class LClampTToUint8: public LTemplateInstruction<1, 1, 1> {
 
 class LAllocateObject: public LTemplateInstruction<1, 0, 2> {
  public:
-  LAllocateObject(LOperand* temp1, LOperand* temp2) {
-    temps_[0] = temp1;
+  LAllocateObject(LOperand* temp, LOperand* temp2) {
+    temps_[0] = temp;
     temps_[1] = temp2;
   }
 
+  LOperand* temp() { return temps_[0]; }
+  LOperand* temp2() { return temps_[1]; }
+
   DECLARE_CONCRETE_INSTRUCTION(AllocateObject, "allocate-object")
   DECLARE_HYDROGEN_ACCESSOR(AllocateObject)
 };
@@ -2079,6 +2255,8 @@ class LToFastProperties: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(ToFastProperties, "to-fast-properties")
   DECLARE_HYDROGEN_ACCESSOR(ToFastProperties)
 };
@@ -2090,6 +2268,8 @@ class LTypeof: public LTemplateInstruction<1, 1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(Typeof, "typeof")
 };
 
@@ -2100,6 +2280,8 @@ class LTypeofIsAndBranch: public LControlInstruction<1, 0> {
     inputs_[0] = value;
   }
 
+  LOperand* value() { return inputs_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(TypeofIsAndBranch, "typeof-is-and-branch")
   DECLARE_HYDROGEN_ACCESSOR(TypeofIsAndBranch)
 
@@ -2115,6 +2297,8 @@ class LIsConstructCallAndBranch: public LControlInstruction<0, 1> {
     temps_[0] = temp;
   }
 
+  LOperand* temp() { return temps_[0]; }
+
   DECLARE_CONCRETE_INSTRUCTION(IsConstructCallAndBranch,
                                "is-construct-call-and-branch")
 };
@@ -2122,15 +2306,15 @@ class LIsConstructCallAndBranch: public LControlInstruction<0, 1> {
 
 class LDeleteProperty: public LTemplateInstruction<1, 2, 0> {
  public:
-  LDeleteProperty(LOperand* obj, LOperand* key) {
-    inputs_[0] = obj;
+  LDeleteProperty(LOperand* object, LOperand* key) {
+    inputs_[0] = object;
     inputs_[1] = key;
   }
 
-  DECLARE_CONCRETE_INSTRUCTION(DeleteProperty, "delete-property")
-
   LOperand* object() { return inputs_[0]; }
   LOperand* key() { return inputs_[1]; }
+
+  DECLARE_CONCRETE_INSTRUCTION(DeleteProperty, "delete-property")
 };