Implement UnaligedLoad and UnaligedStore turbofan operators.

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/raw-machine-assembler.h"
 
 #include "src/code-factory.h"
 #include "src/compiler/node-properties.h"
 #include "src/compiler/pipeline.h"
 #include "src/compiler/scheduler.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
-RawMachineAssembler::RawMachineAssembler(Isolate* isolate, Graph* graph,
-                                         CallDescriptor* call_descriptor,
-                                         MachineRepresentation word,
-                                         MachineOperatorBuilder::Flags flags)
+RawMachineAssembler::RawMachineAssembler(
+    Isolate* isolate, Graph* graph, CallDescriptor* call_descriptor,
+    MachineRepresentation word, MachineOperatorBuilder::Flags flags,
+    MachineOperatorBuilder::AlignmentRequirements alignment_requirements)
     : isolate_(isolate),
       graph_(graph),
       schedule_(new (zone()) Schedule(zone())),
-      machine_(zone(), word, flags),
+      machine_(zone(), word, flags, alignment_requirements),
       common_(zone()),
       call_descriptor_(call_descriptor),
       parameters_(parameter_count(), zone()),
       current_block_(schedule()->start()) {
   int param_count = static_cast<int>(parameter_count());
   // Add an extra input for the JSFunction parameter to the start node.
   graph->SetStart(graph->NewNode(common_.Start(param_count + 1)));
   for (size_t i = 0; i < parameter_count(); ++i) {
     parameters_[i] =
         AddNode(common()->Parameter(static_cast<int>(i)), graph->start());
@@ skipping 479 matching lines @@
   // The raw machine assembler nodes do not have effect and control inputs,
   // so we disable checking input counts here.
   return graph()->NewNodeUnchecked(op, input_count, inputs);
 }
 
 RawMachineLabel::~RawMachineLabel() { DCHECK(bound_ || !used_); }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8