[turbofan] Remove eager frame state from all nodes.

src/compiler/verifier.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/verifier.h"
 
 #include <algorithm>
 #include <deque>
 #include <queue>
 #include <sstream>
@@ skipping 94 matching lines @@
 
   // Verify number of inputs matches up.
   int input_count = value_count + context_count + frame_state_count;
   if (check_inputs == kAll) {
     input_count += effect_count + control_count;
   }
   CHECK_EQ(input_count, node->InputCount());
 
   // Verify that frame state has been inserted for the nodes that need it.
   for (int i = 0; i < frame_state_count; i++) {
-    Node* frame_state = NodeProperties::GetFrameStateInput(node, i);
+    Node* frame_state = NodeProperties::GetFrameStateInput(node);
     CHECK(frame_state->opcode() == IrOpcode::kFrameState ||
           // kFrameState uses Start as a sentinel.
           (node->opcode() == IrOpcode::kFrameState &&
            frame_state->opcode() == IrOpcode::kStart));
   }
 
   // Verify all value inputs actually produce a value.
   for (int i = 0; i < value_count; ++i) {
     Node* value = NodeProperties::GetValueInput(node, i);
     CheckOutput(value, node, value->op()->ValueOutputCount(), "value");
@@ skipping 1398 matching lines @@
       CHECK(!user->IsDead());
       if (NodeProperties::IsControlEdge(edge)) {
         CHECK(!check_no_control);
       } else if (NodeProperties::IsEffectEdge(edge)) {
         CHECK(!check_no_effect);
       } else if (NodeProperties::IsFrameStateEdge(edge)) {
         CHECK(!check_no_frame_state);
       }
     }
   }
-  // Frame state inputs should be frame states (or sentinels).
-  for (int i = 0; i < OperatorProperties::GetFrameStateInputCount(node->op());
-       i++) {
-    Node* input = NodeProperties::GetFrameStateInput(node, i);
+  // Frame state input should be a frame state (or sentinel).
+  if (OperatorProperties::GetFrameStateInputCount(node->op()) > 0) {
+    Node* input = NodeProperties::GetFrameStateInput(node);
     CHECK(input->opcode() == IrOpcode::kFrameState ||
           input->opcode() == IrOpcode::kStart ||
           input->opcode() == IrOpcode::kDead);
   }
   // Effect inputs should be effect-producing nodes (or sentinels).
   for (int i = 0; i < node->op()->EffectInputCount(); i++) {
     Node* input = NodeProperties::GetEffectInput(node, i);
     CHECK(input->op()->EffectOutputCount() > 0 ||
           input->opcode() == IrOpcode::kDead);
   }
@@ skipping 15 matching lines @@
          replacement->op()->EffectOutputCount() > 0);
   DCHECK(!NodeProperties::IsFrameStateEdge(edge) ||
          replacement->opcode() == IrOpcode::kFrameState);
 }
 
 #endif  // DEBUG
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8