[turbofan] Reserve the StateValueList's size before filling it

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/compiler-source-position-table.h"
@@ skipping 537 matching lines @@
   Node* stack = state->InputAt(kFrameStateStackInput);
   Node* context = state->InputAt(kFrameStateContextInput);
   Node* function = state->InputAt(kFrameStateFunctionInput);
 
   DCHECK_EQ(descriptor->parameters_count(),
             StateValuesAccess(parameters).size());
   DCHECK_EQ(descriptor->locals_count(), StateValuesAccess(locals).size());
   DCHECK_EQ(descriptor->stack_count(), StateValuesAccess(stack).size());
 
   StateValueList* values_descriptor = descriptor->GetStateValueDescriptors();
+
+  DCHECK_EQ(values_descriptor->size(), 0u);
+  values_descriptor->ReserveSize(
+      descriptor->GetSize(OutputFrameStateCombine::Ignore()));
+
   entries += AddOperandToStateValueDescriptor(
       values_descriptor, inputs, g, deduplicator, function,
       MachineType::AnyTagged(), FrameStateInputKind::kStackSlot, zone);
   for (StateValuesAccess::TypedNode input_node :
        StateValuesAccess(parameters)) {
     entries += AddOperandToStateValueDescriptor(values_descriptor, inputs, g,
                                                 deduplicator, input_node.node,
                                                 input_node.type, kind, zone);
   }
   if (descriptor->HasContext()) {
@@ skipping 1556 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