[turbofan] Introduce TypedObjectState common operator.

src/compiler/instruction-selector.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/instruction-selector.h"
 
 #include <limits>
 
 #include "src/base/adapters.h"
 #include "src/compiler/instruction-selector-impl.h"
@@ skipping 416 matching lines @@
 
   switch (input->opcode()) {
     case IrOpcode::kInt32Constant:
     case IrOpcode::kInt64Constant:
     case IrOpcode::kNumberConstant:
     case IrOpcode::kFloat32Constant:
     case IrOpcode::kFloat64Constant:
     case IrOpcode::kHeapConstant:
       return g->UseImmediate(input);
     case IrOpcode::kObjectState:
+    case IrOpcode::kTypedObjectState:
       UNREACHABLE();
       break;
     default:
       switch (kind) {
         case FrameStateInputKind::kStackSlot:
           return g->UseUniqueSlot(input);
         case FrameStateInputKind::kAny:
           // Currently deopts "wrap" other operations, so the deopt's inputs
           // are potentially needed untill the end of the deoptimising code.
           return g->UseAnyAtEnd(input);
@@ skipping 31 matching lines @@
 
 // Returns the number of instruction operands added to inputs.
 size_t AddOperandToStateValueDescriptor(StateValueDescriptor* descriptor,
                                         InstructionOperandVector* inputs,
                                         OperandGenerator* g,
                                         StateObjectDeduplicator* deduplicator,
                                         Node* input, MachineType type,
                                         FrameStateInputKind kind, Zone* zone) {
   switch (input->opcode()) {
     case IrOpcode::kObjectState: {
+      UNREACHABLE();
+      return 0;
+    }
+    case IrOpcode::kTypedObjectState: {
       size_t id = deduplicator->GetObjectId(input);
       if (id == StateObjectDeduplicator::kNotDuplicated) {
         size_t entries = 0;
         id = deduplicator->InsertObject(input);
         descriptor->fields().push_back(
             StateValueDescriptor::Recursive(zone, id));
         StateValueDescriptor* new_desc = &descriptor->fields().back();
-        for (Edge edge : input->input_edges()) {
+        int const input_count = input->op()->ValueInputCount();
+        ZoneVector<MachineType> const* types = MachineTypesOf(input->op());
+        for (int i = 0; i < input_count; ++i) {
           entries += AddOperandToStateValueDescriptor(
-              new_desc, inputs, g, deduplicator, edge.to(),
-              MachineType::AnyTagged(), kind, zone);
+              new_desc, inputs, g, deduplicator, input->InputAt(i),
+              types->at(i), kind, zone);
         }
         return entries;
       } else {
         // Crankshaft counts duplicate objects for the running id, so we have
         // to push the input again.
         deduplicator->InsertObject(input);
         descriptor->fields().push_back(
             StateValueDescriptor::Duplicate(zone, id));
         return 0;
       }
-      break;
     }
     default: {
       inputs->push_back(OperandForDeopt(g, input, kind, type.representation()));
       descriptor->fields().push_back(StateValueDescriptor::Plain(zone, type));
       return 1;
     }
   }
 }
 
 
@@ skipping 1583 matching lines @@
   return new (instruction_zone()) FrameStateDescriptor(
       instruction_zone(), state_info.type(), state_info.bailout_id(),
       state_info.state_combine(), parameters, locals, stack,
       state_info.shared_info(), outer_state);
 }
 
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8