Unit test of instruction selection for calls with deoptimization.

src/compiler/raw-machine-assembler.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/pipeline.h"
 #include "src/compiler/raw-machine-assembler.h"
 #include "src/compiler/scheduler.h"
 
 namespace v8 {
 namespace internal {
@@ skipping 65 matching lines @@
 }
 
 
 void RawMachineAssembler::Deoptimize(Node* state) {
   Node* deopt = graph()->NewNode(common()->Deoptimize(), state);
   schedule()->AddDeoptimize(CurrentBlock(), deopt);
   current_block_ = NULL;
 }
 
 
+Node* RawMachineAssembler::CallFunctionStub0(Node* function, Node* receiver,
+                                             Node* context, Node* frame_state,
+                                             Label* continuation,
+                                             Label* deoptimization,
+                                             CallFunctionFlags flags) {
+  CallFunctionStub stub(isolate(), 0, flags);
+  CodeStubInterfaceDescriptor* d = isolate()->code_stub_interface_descriptor(
+      reinterpret_cast<CodeStub*>(&stub)->MajorKey());
+  stub.InitializeInterfaceDescriptor(d);
+
+  CallDescriptor* desc = Linkage::GetStubCallDescriptor(
+      d, 1, static_cast<CallDescriptor::DeoptimizationSupport>(
+                CallDescriptor::kLazyDeoptimization |
+                CallDescriptor::kNeedsFrameState),
+      zone());
+  Node* stub_code = HeapConstant(stub.GetCode());
+  Node* call = graph()->NewNode(common()->Call(desc), stub_code, function,
+                                receiver, context, frame_state);
+  schedule()->AddCall(CurrentBlock(), call, Use(continuation),
+                      Use(deoptimization));
+  current_block_ = NULL;
+  return call;
+}
+
+
 Node* RawMachineAssembler::CallJS0(Node* function, Node* receiver,
                                    Label* continuation, Label* deoptimization) {
   CallDescriptor* descriptor = Linkage::GetJSCallDescriptor(1, zone());
   Node* call = graph()->NewNode(common()->Call(descriptor), function, receiver);
   schedule()->AddCall(CurrentBlock(), call, Use(continuation),
                       Use(deoptimization));
   current_block_ = NULL;
   return call;
 }
 
@@ skipping 53 matching lines @@
   Node* node = graph()->NewNode(op, input_count, inputs);
   BasicBlock* block = op->opcode() == IrOpcode::kParameter ? schedule()->start()
                                                            : CurrentBlock();
   schedule()->AddNode(block, node);
   return node;
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8