[turbofan] Sparse representation for state values

src/compiler/js-inlining.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/js-inlining.h"
 
 #include "src/ast/ast-numbering.h"
 #include "src/ast/ast.h"
 #include "src/compilation-info.h"
 #include "src/compiler.h"
@@ skipping 217 matching lines @@
 Node* JSInliner::CreateArtificialFrameState(Node* node, Node* outer_frame_state,
                                             int parameter_count,
                                             FrameStateType frame_state_type,
                                             Handle<SharedFunctionInfo> shared) {
   const FrameStateFunctionInfo* state_info =
       common()->CreateFrameStateFunctionInfo(frame_state_type,
                                              parameter_count + 1, 0, shared);
 
   const Operator* op = common()->FrameState(
       BailoutId(-1), OutputFrameStateCombine::Ignore(), state_info);
-  const Operator* op0 = common()->StateValues(0);
+  const Operator* op0 = common()->StateValues(0, 0u);
   Node* node0 = graph()->NewNode(op0);
   NodeVector params(local_zone_);
   for (int parameter = 0; parameter < parameter_count + 1; ++parameter) {
     params.push_back(node->InputAt(1 + parameter));
   }
   const Operator* op_param =
-      common()->StateValues(static_cast<int>(params.size()));
+      common()->StateValues(static_cast<int>(params.size()), 0u);
   Node* params_node = graph()->NewNode(
       op_param, static_cast<int>(params.size()), &params.front());
   return graph()->NewNode(op, params_node, node0, node0,
                           jsgraph()->UndefinedConstant(), node->InputAt(0),
                           outer_frame_state);
 }
 
 Node* JSInliner::CreateTailCallerFrameState(Node* node, Node* frame_state) {
   FrameStateInfo const& frame_info = OpParameter<FrameStateInfo>(frame_state);
   Handle<SharedFunctionInfo> shared;
@@ skipping 10 matching lines @@
       frame_state = NodeProperties::GetFrameStateInput(frame_state);
     }
   }
 
   const FrameStateFunctionInfo* state_info =
       common()->CreateFrameStateFunctionInfo(
           FrameStateType::kTailCallerFunction, 0, 0, shared);
 
   const Operator* op = common()->FrameState(
       BailoutId(-1), OutputFrameStateCombine::Ignore(), state_info);
-  const Operator* op0 = common()->StateValues(0);
+  const Operator* op0 = common()->StateValues(0, 0u);
   Node* node0 = graph()->NewNode(op0);
   return graph()->NewNode(op, node0, node0, node0,
                           jsgraph()->UndefinedConstant(), function,
                           frame_state);
 }
 
 namespace {
 
 // TODO(turbofan): Shall we move this to the NodeProperties? Or some (untyped)
 // alias analyzer?
@@ skipping 420 matching lines @@
 
 CommonOperatorBuilder* JSInliner::common() const { return jsgraph()->common(); }
 
 SimplifiedOperatorBuilder* JSInliner::simplified() const {
   return jsgraph()->simplified();
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8