[turbofan] move Node to vreg mapping to InstructionSelector

test/cctest/compiler/test-instruction.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/v8.h"
 #include "test/cctest/cctest.h"
 
 #include "src/compiler/code-generator.h"
 #include "src/compiler/common-operator.h"
 #include "src/compiler/graph.h"
@@ skipping 37 matching lines @@
 
   Zone* zone() { return main_zone(); }
 
   void allocCode() {
     if (schedule.rpo_order()->size() == 0) {
       // Compute the RPO order.
       ZonePool zone_pool(isolate);
       Scheduler::ComputeSpecialRPO(&zone_pool, &schedule);
       DCHECK(schedule.rpo_order()->size() > 0);
     }
-    code = new TestInstrSeq(main_zone(), &graph, &schedule);
+    code = new TestInstrSeq(main_zone(), &schedule);
   }
 
   Node* Int32Constant(int32_t val) {
     Node* node = graph.NewNode(common.Int32Constant(val));
     schedule.AddNode(schedule.start(), node);
     return node;
   }
 
   Node* Float64Constant(double val) {
     Node* node = graph.NewNode(common.Float64Constant(val));
@@ skipping 52 matching lines @@
 
   BasicBlock* last = R.schedule.start();
   for (int i = 0; i < 5; i++) {
     BasicBlock* block = R.schedule.NewBasicBlock();
     R.schedule.AddGoto(last, block);
     last = block;
   }
 
   R.allocCode();
 
-  CHECK_EQ(R.graph.NodeCount(), R.code->node_count());
-
   BasicBlockVector* blocks = R.schedule.rpo_order();
   CHECK_EQ(static_cast<int>(blocks->size()), R.code->InstructionBlockCount());
 
   int index = 0;
   for (BasicBlockVectorIter i = blocks->begin(); i != blocks->end();
        i++, index++) {
     BasicBlock* block = *i;
     CHECK_EQ(block->rpo_number(), R.BlockAt(block)->rpo_number().ToInt());
     CHECK_EQ(block->id().ToInt(), R.BlockAt(block)->id().ToInt());
     CHECK_EQ(-1, block->loop_end());
@@ skipping 215 matching lines @@
           CHECK_EQ(inputs[z], m->InputAt(z));
         }
 
         for (size_t z = 0; z < k; z++) {
           CHECK_EQ(temps[z], m->TempAt(z));
         }
       }
     }
   }
 }