Revision: 23161
Author:   [email protected]
Date:     Mon Aug 18 13:28:10 2014 UTC
Log: Finish TODO in Schedule. s/entry/start/g and s/exit/end/g to be more regular.

[email protected]
BUG=

Review URL: https://codereview.chromium.org/484653002
http://code.google.com/p/v8/source/detail?r=23161

Modified:
 /branches/bleeding_edge/src/compiler/raw-machine-assembler.cc
 /branches/bleeding_edge/src/compiler/schedule.h
 /branches/bleeding_edge/src/compiler/scheduler.cc
 /branches/bleeding_edge/src/compiler/structured-machine-assembler.cc
 /branches/bleeding_edge/test/cctest/compiler/test-instruction.cc
 /branches/bleeding_edge/test/cctest/compiler/test-schedule.cc
 /branches/bleeding_edge/test/cctest/compiler/test-scheduler.cc

=======================================
--- /branches/bleeding_edge/src/compiler/raw-machine-assembler.cc Mon Aug 11 15:55:28 2014 UTC +++ /branches/bleeding_edge/src/compiler/raw-machine-assembler.cc Mon Aug 18 13:28:10 2014 UTC
@@ -19,8 +19,8 @@
       common_(zone()),
       call_descriptor_builder_(call_descriptor_builder),
       parameters_(NULL),
-      exit_label_(schedule()->exit()),
-      current_block_(schedule()->entry()) {
+      exit_label_(schedule()->end()),
+      current_block_(schedule()->start()) {
   Node* s = graph->NewNode(common_.Start(parameter_count()));
   graph->SetStart(s);
   if (parameter_count() == 0) return;
@@ -55,7 +55,7 @@


 void RawMachineAssembler::Goto(Label* label) {
-  DCHECK(current_block_ != schedule()->exit());
+  DCHECK(current_block_ != schedule()->end());
   schedule()->AddGoto(CurrentBlock(), Use(label));
   current_block_ = NULL;
 }
@@ -63,7 +63,7 @@

 void RawMachineAssembler::Branch(Node* condition, Label* true_val,
                                  Label* false_val) {
-  DCHECK(current_block_ != schedule()->exit());
+  DCHECK(current_block_ != schedule()->end());
   Node* branch = NewNode(common()->Branch(), condition);
schedule()->AddBranch(CurrentBlock(), branch, Use(true_val), Use(false_val));
   current_block_ = NULL;
=======================================
--- /branches/bleeding_edge/src/compiler/schedule.h Mon Aug 4 11:34:54 2014 UTC +++ /branches/bleeding_edge/src/compiler/schedule.h Mon Aug 18 13:28:10 2014 UTC
@@ -163,15 +163,9 @@
         nodeid_to_block_(BasicBlockVector::allocator_type(zone)),
         rpo_order_(BasicBlockVector::allocator_type(zone)),
         immediate_dominator_(BasicBlockVector::allocator_type(zone)) {
-    NewBasicBlock();  // entry.
-    NewBasicBlock();  // exit.
-    SetStart(entry());
-    SetEnd(exit());
+    SetStart(NewBasicBlock());  // entry.
+    SetEnd(NewBasicBlock());    // exit.
   }
-
-  // TODO(titzer): rewrite users of these methods to use start() and end().
- BasicBlock* entry() const { return all_blocks_[0]; } // Return entry block. - BasicBlock* exit() const { return all_blocks_[1]; } // Return exit block.

   // Return the block which contains {node}, if any.
   BasicBlock* block(Node* node) const {
@@ -273,7 +267,7 @@
     DCHECK(block->control_ == BasicBlock::kNone);
     block->control_ = BasicBlock::kReturn;
     SetControlInput(block, input);
-    if (block != exit()) AddSuccessor(block, exit());
+    if (block != end()) AddSuccessor(block, end());
   }

   // BasicBlock building: add a throw at the end of {block}.
@@ -281,7 +275,7 @@
     DCHECK(block->control_ == BasicBlock::kNone);
     block->control_ = BasicBlock::kThrow;
     SetControlInput(block, input);
-    if (block != exit()) AddSuccessor(block, exit());
+    if (block != end()) AddSuccessor(block, end());
   }

   // BasicBlock building: add a deopt at the end of {block}.
@@ -290,7 +284,7 @@
     block->control_ = BasicBlock::kDeoptimize;
     SetControlInput(block, state);
     block->deferred_ = true;  // By default, consider deopts the slow path.
-    if (block != exit()) AddSuccessor(block, exit());
+    if (block != end()) AddSuccessor(block, end());
   }

   friend class Scheduler;
=======================================
--- /branches/bleeding_edge/src/compiler/scheduler.cc Mon Aug 18 13:09:06 2014 UTC +++ /branches/bleeding_edge/src/compiler/scheduler.cc Mon Aug 18 13:28:10 2014 UTC
@@ -132,7 +132,7 @@
   if (FLAG_trace_turbo_scheduler) {
     PrintF("---------------- CREATING BLOCKS ------------------\n");
   }
-  schedule_->AddNode(schedule_->entry(), graph_->start());
+  schedule_->AddNode(schedule_->start(), graph_->start());
   graph_->VisitNodeInputsFromEnd(&create_blocks);
 }

@@ -332,7 +332,7 @@
   }
   for (size_t i = 0; i < schedule_->rpo_order_.size(); i++) {
     BasicBlock* current_rpo = schedule_->rpo_order_[i];
-    if (current_rpo != schedule_->entry()) {
+    if (current_rpo != schedule_->start()) {
       BasicBlock::Predecessors::iterator current_pred =
           current_rpo->predecessors().begin();
       BasicBlock::Predecessors::iterator end =
@@ -462,7 +462,7 @@
       IrOpcode::Value opcode = node->opcode();
       BasicBlock* block =
           opcode == IrOpcode::kParameter
-              ? schedule_->entry()
+              ? schedule_->start()
               : schedule_->block(NodeProperties::GetControlInput(node));
       DCHECK(block != NULL);
       schedule_->AddNode(block, node);
@@ -869,7 +869,7 @@
     PrintF("------------- COMPUTING SPECIAL RPO ---------------\n");
   }
   // RPO should not have been computed for this schedule yet.
-  CHECK_EQ(kBlockUnvisited1, schedule->entry()->rpo_number_);
+  CHECK_EQ(kBlockUnvisited1, schedule->start()->rpo_number_);
   CHECK_EQ(0, static_cast<int>(schedule->rpo_order_.size()));

   // Perform an iterative RPO traversal using an explicit stack,
@@ -877,7 +877,7 @@
   ZoneList<std::pair<BasicBlock*, int> > backedges(1, zone);
   SpecialRPOStackFrame* stack =
       zone->NewArray<SpecialRPOStackFrame>(schedule->BasicBlockCount());
-  BasicBlock* entry = schedule->entry();
+  BasicBlock* entry = schedule->start();
   BlockList* order = NULL;
   int stack_depth = Push(stack, 0, entry, kBlockUnvisited1);
   int num_loops = 0;
=======================================
--- /branches/bleeding_edge/src/compiler/structured-machine-assembler.cc Mon Aug 11 15:55:28 2014 UTC +++ /branches/bleeding_edge/src/compiler/structured-machine-assembler.cc Mon Aug 18 13:28:10 2014 UTC
@@ -26,7 +26,7 @@
       call_descriptor_builder_(call_descriptor_builder),
       parameters_(NULL),
       current_environment_(new (zone())
- Environment(zone(), schedule()->entry(), false)), + Environment(zone(), schedule()->start(), false)),
       number_of_variables_(0) {
   Node* s = graph->NewNode(common_.Start(parameter_count()));
   graph->SetStart(s);
=======================================
--- /branches/bleeding_edge/test/cctest/compiler/test-instruction.cc Thu Aug 14 09:19:54 2014 UTC +++ /branches/bleeding_edge/test/cctest/compiler/test-instruction.cc Mon Aug 18 13:28:10 2014 UTC
@@ -59,19 +59,19 @@

   Node* Int32Constant(int32_t val) {
     Node* node = graph.NewNode(common.Int32Constant(val));
-    schedule.AddNode(schedule.entry(), node);
+    schedule.AddNode(schedule.start(), node);
     return node;
   }

   Node* Float64Constant(double val) {
     Node* node = graph.NewNode(common.Float64Constant(val));
-    schedule.AddNode(schedule.entry(), node);
+    schedule.AddNode(schedule.start(), node);
     return node;
   }

   Node* Parameter(int32_t which) {
     Node* node = graph.NewNode(common.Parameter(which));
-    schedule.AddNode(schedule.entry(), node);
+    schedule.AddNode(schedule.start(), node);
     return node;
   }

@@ -103,7 +103,7 @@
     R.Int32Constant(i);  // Add some nodes to the graph.
   }

-  BasicBlock* last = R.schedule.entry();
+  BasicBlock* last = R.schedule.start();
   for (int i = 0; i < 5; i++) {
     BasicBlock* block = R.schedule.NewBasicBlock();
     R.schedule.AddGoto(last, block);
@@ -130,10 +130,10 @@
 TEST(InstructionGetBasicBlock) {
   InstructionTester R;

-  BasicBlock* b0 = R.schedule.entry();
+  BasicBlock* b0 = R.schedule.start();
   BasicBlock* b1 = R.schedule.NewBasicBlock();
   BasicBlock* b2 = R.schedule.NewBasicBlock();
-  BasicBlock* b3 = R.schedule.exit();
+  BasicBlock* b3 = R.schedule.end();

   R.schedule.AddGoto(b0, b1);
   R.schedule.AddGoto(b1, b2);
@@ -188,7 +188,7 @@
 TEST(InstructionIsGapAt) {
   InstructionTester R;

-  BasicBlock* b0 = R.schedule.entry();
+  BasicBlock* b0 = R.schedule.start();
   R.schedule.AddReturn(b0, R.Int32Constant(1));

   R.allocCode();
@@ -213,8 +213,8 @@
 TEST(InstructionIsGapAt2) {
   InstructionTester R;

-  BasicBlock* b0 = R.schedule.entry();
-  BasicBlock* b1 = R.schedule.exit();
+  BasicBlock* b0 = R.schedule.start();
+  BasicBlock* b1 = R.schedule.end();
   R.schedule.AddGoto(b0, b1);
   R.schedule.AddReturn(b1, R.Int32Constant(1));

@@ -256,7 +256,7 @@
 TEST(InstructionAddGapMove) {
   InstructionTester R;

-  BasicBlock* b0 = R.schedule.entry();
+  BasicBlock* b0 = R.schedule.start();
   R.schedule.AddReturn(b0, R.Int32Constant(1));

   R.allocCode();
=======================================
--- /branches/bleeding_edge/test/cctest/compiler/test-schedule.cc Thu Aug 14 09:19:54 2014 UTC +++ /branches/bleeding_edge/test/cctest/compiler/test-schedule.cc Mon Aug 18 13:28:10 2014 UTC
@@ -23,8 +23,8 @@
   HandleAndZoneScope scope;
   Schedule schedule(scope.main_zone());

-  CHECK_NE(NULL, schedule.entry());
-  CHECK_EQ(schedule.entry(), *(schedule.all_blocks().begin()));
+  CHECK_NE(NULL, schedule.start());
+  CHECK_EQ(schedule.start(), *(schedule.all_blocks().begin()));
 }


@@ -36,7 +36,7 @@

   Schedule schedule(scope.main_zone());

-  BasicBlock* entry = schedule.entry();
+  BasicBlock* entry = schedule.start();
   schedule.AddNode(entry, n0);
   schedule.AddNode(entry, n1);

@@ -53,7 +53,7 @@
   HandleAndZoneScope scope;

   Schedule schedule(scope.main_zone());
-  BasicBlock* entry = schedule.entry();
+  BasicBlock* entry = schedule.start();
   BasicBlock* next = schedule.NewBasicBlock();

   schedule.AddGoto(entry, next);
@@ -72,7 +72,7 @@
   HandleAndZoneScope scope;
   Schedule schedule(scope.main_zone());

-  BasicBlock* entry = schedule.entry();
+  BasicBlock* entry = schedule.start();
   BasicBlock* tblock = schedule.NewBasicBlock();
   BasicBlock* fblock = schedule.NewBasicBlock();

@@ -103,12 +103,12 @@
   Schedule schedule(scope.main_zone());
   Graph graph(scope.main_zone());
   Node* n0 = graph.NewNode(&dummy_operator);
-  BasicBlock* entry = schedule.entry();
+  BasicBlock* entry = schedule.start();
   schedule.AddReturn(entry, n0);

   CHECK_EQ(0, entry->PredecessorCount());
   CHECK_EQ(1, entry->SuccessorCount());
-  CHECK_EQ(schedule.exit(), entry->SuccessorAt(0));
+  CHECK_EQ(schedule.end(), entry->SuccessorAt(0));
 }


@@ -117,12 +117,12 @@
   Schedule schedule(scope.main_zone());
   Graph graph(scope.main_zone());
   Node* n0 = graph.NewNode(&dummy_operator);
-  BasicBlock* entry = schedule.entry();
+  BasicBlock* entry = schedule.start();
   schedule.AddThrow(entry, n0);

   CHECK_EQ(0, entry->PredecessorCount());
   CHECK_EQ(1, entry->SuccessorCount());
-  CHECK_EQ(schedule.exit(), entry->SuccessorAt(0));
+  CHECK_EQ(schedule.end(), entry->SuccessorAt(0));
 }


@@ -131,12 +131,12 @@
   Schedule schedule(scope.main_zone());
   Graph graph(scope.main_zone());
   Node* n0 = graph.NewNode(&dummy_operator);
-  BasicBlock* entry = schedule.entry();
+  BasicBlock* entry = schedule.start();
   schedule.AddDeoptimize(entry, n0);

   CHECK_EQ(0, entry->PredecessorCount());
   CHECK_EQ(1, entry->SuccessorCount());
-  CHECK_EQ(schedule.exit(), entry->SuccessorAt(0));
+  CHECK_EQ(schedule.end(), entry->SuccessorAt(0));
 }


=======================================
--- /branches/bleeding_edge/test/cctest/compiler/test-scheduler.cc Thu Aug 14 09:19:54 2014 UTC +++ /branches/bleeding_edge/test/cctest/compiler/test-scheduler.cc Mon Aug 18 13:28:10 2014 UTC
@@ -71,7 +71,7 @@

   BasicBlockVector* order = Scheduler::ComputeSpecialRPO(&schedule);
   CheckRPONumbers(order, 1, false);
-  CHECK_EQ(schedule.entry(), order->at(0));
+  CHECK_EQ(schedule.start(), order->at(0));
 }


@@ -79,11 +79,11 @@
   HandleAndZoneScope scope;
   Schedule schedule(scope.main_zone());

-  schedule.AddGoto(schedule.entry(), schedule.exit());
+  schedule.AddGoto(schedule.start(), schedule.end());
   BasicBlockVector* order = Scheduler::ComputeSpecialRPO(&schedule);
   CheckRPONumbers(order, 2, false);
-  CHECK_EQ(schedule.entry(), order->at(0));
-  CHECK_EQ(schedule.exit(), order->at(1));
+  CHECK_EQ(schedule.start(), order->at(0));
+  CHECK_EQ(schedule.end(), order->at(1));
 }


@@ -93,7 +93,7 @@
   for (int i = 0; i < 10; i++) {
     Schedule schedule(scope.main_zone());

-    BasicBlock* last = schedule.entry();
+    BasicBlock* last = schedule.start();
     for (int j = 0; j < i; j++) {
       BasicBlock* block = schedule.NewBasicBlock();
       schedule.AddGoto(last, block);
@@ -117,10 +117,10 @@
 TEST(RPOSelfLoop) {
   HandleAndZoneScope scope;
   Schedule schedule(scope.main_zone());
-  schedule.AddSuccessor(schedule.entry(), schedule.entry());
+  schedule.AddSuccessor(schedule.start(), schedule.start());
   BasicBlockVector* order = Scheduler::ComputeSpecialRPO(&schedule);
   CheckRPONumbers(order, 1, true);
-  BasicBlock* loop[] = {schedule.entry()};
+  BasicBlock* loop[] = {schedule.start()};
   CheckLoopContains(loop, 1);
 }

@@ -128,11 +128,11 @@
 TEST(RPOEntryLoop) {
   HandleAndZoneScope scope;
   Schedule schedule(scope.main_zone());
-  schedule.AddSuccessor(schedule.entry(), schedule.exit());
-  schedule.AddSuccessor(schedule.exit(), schedule.entry());
+  schedule.AddSuccessor(schedule.start(), schedule.end());
+  schedule.AddSuccessor(schedule.end(), schedule.start());
   BasicBlockVector* order = Scheduler::ComputeSpecialRPO(&schedule);
   CheckRPONumbers(order, 2, true);
-  BasicBlock* loop[] = {schedule.entry(), schedule.exit()};
+  BasicBlock* loop[] = {schedule.start(), schedule.end()};
   CheckLoopContains(loop, 2);
 }

@@ -141,7 +141,7 @@
   HandleAndZoneScope scope;
   Schedule schedule(scope.main_zone());
   SmartPointer<TestLoop> loop1(CreateLoop(&schedule, 2));
-  schedule.AddSuccessor(schedule.entry(), loop1->header());
+  schedule.AddSuccessor(schedule.start(), loop1->header());
   BasicBlockVector* order = Scheduler::ComputeSpecialRPO(&schedule);
   CheckRPONumbers(order, 3, true);
   CheckLoopContains(loop1->nodes, loop1->count);
@@ -152,8 +152,8 @@
   HandleAndZoneScope scope;
   Schedule schedule(scope.main_zone());
   SmartPointer<TestLoop> loop1(CreateLoop(&schedule, 2));
-  schedule.AddSuccessor(schedule.entry(), loop1->header());
-  schedule.AddSuccessor(loop1->last(), schedule.entry());
+  schedule.AddSuccessor(schedule.start(), loop1->header());
+  schedule.AddSuccessor(loop1->last(), schedule.start());
   BasicBlockVector* order = Scheduler::ComputeSpecialRPO(&schedule);
   CheckRPONumbers(order, 3, true);
   CheckLoopContains(loop1->nodes, loop1->count);
@@ -164,10 +164,10 @@
   HandleAndZoneScope scope;
   Schedule schedule(scope.main_zone());

-  BasicBlock* A = schedule.entry();
+  BasicBlock* A = schedule.start();
   BasicBlock* B = schedule.NewBasicBlock();
   BasicBlock* C = schedule.NewBasicBlock();
-  BasicBlock* D = schedule.exit();
+  BasicBlock* D = schedule.end();

   schedule.AddSuccessor(A, B);
   schedule.AddSuccessor(A, C);
@@ -188,10 +188,10 @@
   HandleAndZoneScope scope;
   Schedule schedule(scope.main_zone());

-  BasicBlock* A = schedule.entry();
+  BasicBlock* A = schedule.start();
   BasicBlock* B = schedule.NewBasicBlock();
   BasicBlock* C = schedule.NewBasicBlock();
-  BasicBlock* D = schedule.exit();
+  BasicBlock* D = schedule.end();

   schedule.AddSuccessor(A, B);
   schedule.AddSuccessor(B, C);
@@ -209,10 +209,10 @@
   HandleAndZoneScope scope;
   Schedule schedule(scope.main_zone());

-  BasicBlock* A = schedule.entry();
+  BasicBlock* A = schedule.start();
   BasicBlock* B = schedule.NewBasicBlock();
   BasicBlock* C = schedule.NewBasicBlock();
-  BasicBlock* D = schedule.exit();
+  BasicBlock* D = schedule.end();

   schedule.AddSuccessor(A, B);
   schedule.AddSuccessor(B, C);
@@ -231,13 +231,13 @@

   for (int i = 0; i < 11; i++) {
     Schedule schedule(scope.main_zone());
-    BasicBlock* A = schedule.entry();
+    BasicBlock* A = schedule.start();
     BasicBlock* B = schedule.NewBasicBlock();
     BasicBlock* C = schedule.NewBasicBlock();
     BasicBlock* D = schedule.NewBasicBlock();
     BasicBlock* E = schedule.NewBasicBlock();
     BasicBlock* F = schedule.NewBasicBlock();
-    BasicBlock* G = schedule.exit();
+    BasicBlock* G = schedule.end();

     schedule.AddSuccessor(A, B);
     schedule.AddSuccessor(B, C);
@@ -273,12 +273,12 @@
   HandleAndZoneScope scope;
   Schedule schedule(scope.main_zone());

-  BasicBlock* A = schedule.entry();
+  BasicBlock* A = schedule.start();
   BasicBlock* B = schedule.NewBasicBlock();
   BasicBlock* C = schedule.NewBasicBlock();
   BasicBlock* D = schedule.NewBasicBlock();
   BasicBlock* E = schedule.NewBasicBlock();
-  BasicBlock* F = schedule.exit();
+  BasicBlock* F = schedule.end();

   schedule.AddSuccessor(A, B);
   schedule.AddSuccessor(B, C);
@@ -302,14 +302,14 @@
   HandleAndZoneScope scope;
   Schedule schedule(scope.main_zone());

-  BasicBlock* A = schedule.entry();
+  BasicBlock* A = schedule.start();
   BasicBlock* B = schedule.NewBasicBlock();
   BasicBlock* C = schedule.NewBasicBlock();
   BasicBlock* D = schedule.NewBasicBlock();
   BasicBlock* E = schedule.NewBasicBlock();
   BasicBlock* F = schedule.NewBasicBlock();
   BasicBlock* G = schedule.NewBasicBlock();
-  BasicBlock* H = schedule.exit();
+  BasicBlock* H = schedule.end();

   schedule.AddSuccessor(A, B);
   schedule.AddSuccessor(B, C);
@@ -343,8 +343,8 @@
   SmartPointer<TestLoop> loop1(CreateLoop(&schedule, 1));
   SmartPointer<TestLoop> loop2(CreateLoop(&schedule, 1));

-  BasicBlock* A = schedule.entry();
-  BasicBlock* E = schedule.exit();
+  BasicBlock* A = schedule.start();
+  BasicBlock* E = schedule.end();

   schedule.AddSuccessor(A, loop1->header());
   schedule.AddSuccessor(loop1->header(), loop2->header());
@@ -367,9 +367,9 @@
   SmartPointer<TestLoop> loop1(CreateLoop(&schedule, 1));
   SmartPointer<TestLoop> loop2(CreateLoop(&schedule, 1));

-  BasicBlock* A = schedule.entry();
+  BasicBlock* A = schedule.start();
   BasicBlock* S = schedule.NewBasicBlock();
-  BasicBlock* E = schedule.exit();
+  BasicBlock* E = schedule.end();

   schedule.AddSuccessor(A, loop1->header());
   schedule.AddSuccessor(loop1->header(), S);
@@ -394,8 +394,8 @@
       Schedule schedule(scope.main_zone());
       SmartPointer<TestLoop> loop1(CreateLoop(&schedule, size));
       SmartPointer<TestLoop> loop2(CreateLoop(&schedule, size));
-      BasicBlock* A = schedule.entry();
-      BasicBlock* E = schedule.exit();
+      BasicBlock* A = schedule.start();
+      BasicBlock* E = schedule.end();

       schedule.AddSuccessor(A, loop1->header());
       schedule.AddSuccessor(loop1->nodes[exit], loop2->header());
@@ -418,10 +418,10 @@
   SmartPointer<TestLoop> loop1(CreateLoop(&schedule, 1));
   SmartPointer<TestLoop> loop2(CreateLoop(&schedule, 1));

-  BasicBlock* A = schedule.entry();
+  BasicBlock* A = schedule.start();
   BasicBlock* B = schedule.NewBasicBlock();
   BasicBlock* C = schedule.NewBasicBlock();
-  BasicBlock* E = schedule.exit();
+  BasicBlock* E = schedule.end();

   schedule.AddSuccessor(A, B);
   schedule.AddSuccessor(B, loop1->header());
@@ -450,8 +450,8 @@
   for (int i = 0; i < size; i++) {
     for (int j = 0; j < size; j++) {
       Schedule schedule(scope.main_zone());
-      BasicBlock* A = schedule.entry();
-      BasicBlock* E = schedule.exit();
+      BasicBlock* A = schedule.start();
+      BasicBlock* E = schedule.end();

       SmartPointer<TestLoop> loop1(CreateLoop(&schedule, size));
       schedule.AddSuccessor(A, loop1->header());
@@ -475,9 +475,9 @@
   for (int i = 0; i < size; i++) {
     for (int j = 0; j < size; j++) {
       Schedule schedule(scope.main_zone());
-      BasicBlock* A = schedule.entry();
+      BasicBlock* A = schedule.start();
       BasicBlock* D = schedule.NewBasicBlock();
-      BasicBlock* E = schedule.exit();
+      BasicBlock* E = schedule.end();

       SmartPointer<TestLoop> loop1(CreateLoop(&schedule, size));
       schedule.AddSuccessor(A, loop1->header());
@@ -501,8 +501,8 @@
   int size = 8;
   for (int i = 0; i < size; i++) {
     Schedule schedule(scope.main_zone());
-    BasicBlock* A = schedule.entry();
-    BasicBlock* E = schedule.exit();
+    BasicBlock* A = schedule.start();
+    BasicBlock* E = schedule.end();

     SmartPointer<TestLoop> loop1(CreateLoop(&schedule, size));
     schedule.AddSuccessor(A, loop1->header());
@@ -527,8 +527,8 @@
   int size = 8;
   for (int i = 0; i < size; i++) {
     Schedule schedule(scope.main_zone());
-    BasicBlock* A = schedule.entry();
-    BasicBlock* E = schedule.exit();
+    BasicBlock* A = schedule.start();
+    BasicBlock* E = schedule.end();
     SmartPointer<TestLoop> loop1(CreateLoop(&schedule, size));
     schedule.AddSuccessor(A, loop1->header());
     schedule.AddSuccessor(loop1->last(), E);
@@ -557,10 +557,10 @@
   HandleAndZoneScope scope;
   Schedule schedule(scope.main_zone());

-  BasicBlock* A = schedule.entry();
+  BasicBlock* A = schedule.start();
   BasicBlock* B = schedule.NewBasicBlock();
   BasicBlock* C = schedule.NewBasicBlock();
-  BasicBlock* D = schedule.exit();
+  BasicBlock* D = schedule.end();
   BasicBlock* E = schedule.NewBasicBlock();

   schedule.AddSuccessor(A, B);

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