Add control input to LoadField.

BUG=
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/649183003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@24588 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/compiler/js-inlining.cc

@@ -241,7 +241,7 @@ void Inlinee::InlineAtCall(JSGraph* jsgraph, Node* call) {
   Node* context = jsgraph->graph()->NewNode(
       simplified.LoadField(AccessBuilder::ForJSFunctionContext()),
       NodeProperties::GetValueInput(call, 0),
-      NodeProperties::GetEffectInput(call));
+      NodeProperties::GetEffectInput(call), control);
 
   // Context is last argument.
   int inlinee_context_index = static_cast<int>(total_parameters()) - 1;

src/compiler/operator-properties-inl.h

@@ -118,6 +118,7 @@ inline int OperatorProperties::GetControlInputCount(const Operator* op) {
     case IrOpcode::kEffectPhi:
     case IrOpcode::kLoad:
     case IrOpcode::kLoadElement:
+    case IrOpcode::kLoadField:
       return 1;
 #define OPCODE_CASE(x) case IrOpcode::k##x:
       CONTROL_OP_LIST(OPCODE_CASE)

src/compiler/simplified-lowering.cc

@@ -947,7 +947,6 @@ void SimplifiedLowering::DoLoadField(Node* node) {
   node->set_op(machine()->Load(access.machine_type));
   Node* offset = jsgraph()->Int32Constant(access.offset - access.tag());
   node->InsertInput(zone(), 1, offset);
-  node->AppendInput(zone(), graph()->start());
 }