TurboFan: Introduce TaggedSigned and TaggedPointer representations.

src/compiler/mips64/instruction-selector-mips64.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/base/adapters.h"
 #include "src/base/bits.h"
 #include "src/compiler/instruction-selector-impl.h"
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/node-properties.h"
 
@@ skipping 149 matching lines @@
     case MachineRepresentation::kBit:  // Fall through.
     case MachineRepresentation::kWord8:
       opcode = load_rep.IsUnsigned() ? kMips64Lbu : kMips64Lb;
       break;
     case MachineRepresentation::kWord16:
       opcode = load_rep.IsUnsigned() ? kMips64Lhu : kMips64Lh;
       break;
     case MachineRepresentation::kWord32:
       opcode = load_rep.IsUnsigned() ? kMips64Lwu : kMips64Lw;
       break;
+    case MachineRepresentation::kTaggedSigned:   // Fall through.
+    case MachineRepresentation::kTaggedPointer:  // Fall through.
     case MachineRepresentation::kTagged:  // Fall through.
     case MachineRepresentation::kWord64:
       opcode = kMips64Ld;
       break;
     case MachineRepresentation::kSimd128:  // Fall through.
     case MachineRepresentation::kNone:
       UNREACHABLE();
       return;
   }
 
@@ skipping 61 matching lines @@
       case MachineRepresentation::kBit:  // Fall through.
       case MachineRepresentation::kWord8:
         opcode = kMips64Sb;
         break;
       case MachineRepresentation::kWord16:
         opcode = kMips64Sh;
         break;
       case MachineRepresentation::kWord32:
         opcode = kMips64Sw;
         break;
+      case MachineRepresentation::kTaggedSigned:   // Fall through.
+      case MachineRepresentation::kTaggedPointer:  // Fall through.
       case MachineRepresentation::kTagged:  // Fall through.
       case MachineRepresentation::kWord64:
         opcode = kMips64Sd;
         break;
       case MachineRepresentation::kSimd128:  // Fall through.
       case MachineRepresentation::kNone:
         UNREACHABLE();
         return;
     }
 
@@ skipping 1097 matching lines @@
     case MachineRepresentation::kBit:  // Fall through.
     case MachineRepresentation::kWord8:
       UNREACHABLE();
       break;
     case MachineRepresentation::kWord16:
       opcode = load_rep.IsUnsigned() ? kMips64Ulhu : kMips64Ulh;
       break;
     case MachineRepresentation::kWord32:
       opcode = load_rep.IsUnsigned() ? kMips64Ulwu : kMips64Ulw;
       break;
+    case MachineRepresentation::kTaggedSigned:   // Fall through.
+    case MachineRepresentation::kTaggedPointer:  // Fall through.
     case MachineRepresentation::kTagged:  // Fall through.
     case MachineRepresentation::kWord64:
       opcode = kMips64Uld;
       break;
     case MachineRepresentation::kSimd128:  // Fall through.
     case MachineRepresentation::kNone:
       UNREACHABLE();
       return;
   }
 
@@ skipping 28 matching lines @@
     case MachineRepresentation::kBit:  // Fall through.
     case MachineRepresentation::kWord8:
       UNREACHABLE();
       break;
     case MachineRepresentation::kWord16:
       opcode = kMips64Ush;
       break;
     case MachineRepresentation::kWord32:
       opcode = kMips64Usw;
       break;
+    case MachineRepresentation::kTaggedSigned:   // Fall through.
+    case MachineRepresentation::kTaggedPointer:  // Fall through.
     case MachineRepresentation::kTagged:  // Fall through.
     case MachineRepresentation::kWord64:
       opcode = kMips64Usd;
       break;
     case MachineRepresentation::kSimd128:  // Fall through.
     case MachineRepresentation::kNone:
       UNREACHABLE();
       return;
   }
 
@@ skipping 30 matching lines @@
     case MachineRepresentation::kWord64:
       opcode = kCheckedLoadWord64;
       break;
     case MachineRepresentation::kFloat32:
       opcode = kCheckedLoadFloat32;
       break;
     case MachineRepresentation::kFloat64:
       opcode = kCheckedLoadFloat64;
       break;
     case MachineRepresentation::kBit:
+    case MachineRepresentation::kTaggedSigned:   // Fall through.
+    case MachineRepresentation::kTaggedPointer:  // Fall through.
     case MachineRepresentation::kTagged:
     case MachineRepresentation::kSimd128:
     case MachineRepresentation::kNone:
       UNREACHABLE();
       return;
   }
   InstructionOperand offset_operand = g.CanBeImmediate(offset, opcode)
                                           ? g.UseImmediate(offset)
                                           : g.UseRegister(offset);
 
@@ skipping 30 matching lines @@
     case MachineRepresentation::kWord64:
       opcode = kCheckedStoreWord64;
       break;
     case MachineRepresentation::kFloat32:
       opcode = kCheckedStoreFloat32;
       break;
     case MachineRepresentation::kFloat64:
       opcode = kCheckedStoreFloat64;
       break;
     case MachineRepresentation::kBit:
+    case MachineRepresentation::kTaggedSigned:   // Fall through.
+    case MachineRepresentation::kTaggedPointer:  // Fall through.
     case MachineRepresentation::kTagged:
     case MachineRepresentation::kSimd128:
     case MachineRepresentation::kNone:
       UNREACHABLE();
       return;
   }
   InstructionOperand offset_operand = g.CanBeImmediate(offset, opcode)
                                           ? g.UseImmediate(offset)
                                           : g.UseRegister(offset);
 
@@ skipping 611 matching lines @@
   } else {
     DCHECK(kArchVariant == kMips64r2);
     return MachineOperatorBuilder::AlignmentRequirements::
         NoUnalignedAccessSupport();
   }
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8