TurboFan: Introduce TaggedSigned and TaggedPointer representations.

src/compiler/arm/instruction-selector-arm.cc

Index: src/compiler/arm/instruction-selector-arm.cc
diff --git a/src/compiler/arm/instruction-selector-arm.cc b/src/compiler/arm/instruction-selector-arm.cc
index fa3e1dbe6896244d3c6d1fe82c24347d863dc35c..42960c7837f1ee144a6013c811b1c742c74dad9e 100644
--- a/src/compiler/arm/instruction-selector-arm.cc
+++ b/src/compiler/arm/instruction-selector-arm.cc
@@ -402,6 +402,8 @@ void InstructionSelector::VisitLoad(Node* node) {
     case MachineRepresentation::kWord16:
       opcode = load_rep.IsUnsigned() ? kArmLdrh : kArmLdrsh;
       break;
+    case MachineRepresentation::kTaggedSigned:   // Fall through.
+    case MachineRepresentation::kTaggedPointer:  // Fall through.
     case MachineRepresentation::kTagged:  // Fall through.
     case MachineRepresentation::kWord32:
       opcode = kArmLdr;
@@ -481,6 +483,8 @@ void InstructionSelector::VisitStore(Node* node) {
       case MachineRepresentation::kWord16:
         opcode = kArmStrh;
         break;
+      case MachineRepresentation::kTaggedSigned:   // Fall through.
+      case MachineRepresentation::kTaggedPointer:  // Fall through.
       case MachineRepresentation::kTagged:  // Fall through.
       case MachineRepresentation::kWord32:
         opcode = kArmStr;
@@ -640,6 +644,8 @@ void InstructionSelector::VisitCheckedLoad(Node* node) {
       opcode = kCheckedLoadFloat64;
       break;
     case MachineRepresentation::kBit:      // Fall through.
+    case MachineRepresentation::kTaggedSigned:   // Fall through.
+    case MachineRepresentation::kTaggedPointer:  // Fall through.
     case MachineRepresentation::kTagged:   // Fall through.
     case MachineRepresentation::kWord64:   // Fall through.
     case MachineRepresentation::kSimd128:  // Fall through.
@@ -682,6 +688,8 @@ void InstructionSelector::VisitCheckedStore(Node* node) {
       opcode = kCheckedStoreFloat64;
       break;
     case MachineRepresentation::kBit:      // Fall through.
+    case MachineRepresentation::kTaggedSigned:   // Fall through.
+    case MachineRepresentation::kTaggedPointer:  // Fall through.
     case MachineRepresentation::kTagged:   // Fall through.
     case MachineRepresentation::kWord64:   // Fall through.
     case MachineRepresentation::kSimd128:  // Fall through.