[turbofan] Add MachineType to LinkageLocation

test/unittests/compiler/effect-control-linearizer-unittest.cc

 // Copyright 2015 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/effect-control-linearizer.h"
 #include "src/compiler/access-builder.h"
 #include "src/compiler/js-graph.h"
 #include "src/compiler/linkage.h"
 #include "src/compiler/node-properties.h"
 #include "src/compiler/schedule.h"
@@ skipping 156 matching lines @@
   //        +-------+------+
   //        |              |
   //   BLOCK 4:           BLOCK 5:
   //    t2: IfTrue(b2)     f2:IfFalse(b2)
   //        |              |
   //        +-------+------+
   //                |
   //            BLOCK 6:
   //             m2: Merge(t2, f2)
   //             r1: Return(c1, c2)
-  MachineType kMachineSignature[] = {MachineType::AnyTagged(),
-                                     MachineType::AnyTagged()};
-  LinkageLocation kLocationSignature[] = {LinkageLocation::ForRegister(0),
-                                          LinkageLocation::ForRegister(1)};
+  LinkageLocation kLocationSignature[] = {
+      LinkageLocation::ForRegister(0, MachineType::Pointer()),
+      LinkageLocation::ForRegister(1, MachineType::Pointer())};
   const CallDescriptor* kCallDescriptor = new (zone()) CallDescriptor(
       CallDescriptor::kCallCodeObject, MachineType::AnyTagged(),
-      LinkageLocation::ForRegister(0),
-      new (zone()) MachineSignature(1, 1, kMachineSignature),
+      LinkageLocation::ForRegister(0, MachineType::Pointer()),
       new (zone()) LocationSignature(1, 1, kLocationSignature), 0,
       Operator::kNoProperties, 0, 0, CallDescriptor::kNoFlags);
   Node* p0 = Parameter(0);
   Node* p1 = Parameter(1);
   Node* const0 = Int32Constant(0);
   Node* call = graph()->NewNode(common()->Call(kCallDescriptor), p0, p1,
                                 graph()->start(), graph()->start());
   Node* if_success = graph()->NewNode(common()->IfSuccess(), call);
 
   // First Floating diamond.
@@ skipping 126 matching lines @@
   introducer.Run();
 
   ASSERT_THAT(ret, IsReturn(load, load, if_true));
   EXPECT_THAT(load, IsLoadField(AccessBuilder::ForHeapNumberValue(),
                                 heap_number, effect_phi, loop));
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8