[V8] Implement SIMD Boolean vector types to allow mask registers.

src/compiler/mips64/instruction-selector-mips64.cc

Index: src/compiler/mips64/instruction-selector-mips64.cc
diff --git a/src/compiler/mips64/instruction-selector-mips64.cc b/src/compiler/mips64/instruction-selector-mips64.cc
index 1a385da8e9cf42ffa851e45a87700a8ce0064106..201752a7317a981365d9a059ff9382dcbf44b4bc 100644
--- a/src/compiler/mips64/instruction-selector-mips64.cc
+++ b/src/compiler/mips64/instruction-selector-mips64.cc
@@ -379,6 +379,9 @@ void InstructionSelector::VisitLoad(Node* node) {
       opcode = kMips64Ld;
       break;
     case MachineRepresentation::kSimd128:  // Fall through.
+    case MachineRepresentation::kSimdBool4:   // Fall through.
+    case MachineRepresentation::kSimdBool8:   // Fall through.
+    case MachineRepresentation::kSimdBool16:  // Fall through.
     case MachineRepresentation::kNone:
       UNREACHABLE();
       return;
@@ -456,6 +459,9 @@ void InstructionSelector::VisitStore(Node* node) {
         opcode = kMips64Sd;
         break;
       case MachineRepresentation::kSimd128:  // Fall through.
+      case MachineRepresentation::kSimdBool4:   // Fall through.
+      case MachineRepresentation::kSimdBool8:   // Fall through.
+      case MachineRepresentation::kSimdBool16:  // Fall through.
       case MachineRepresentation::kNone:
         UNREACHABLE();
         return;
@@ -1739,6 +1745,9 @@ void InstructionSelector::VisitUnalignedLoad(Node* node) {
       opcode = kMips64Uld;
       break;
     case MachineRepresentation::kSimd128:  // Fall through.
+    case MachineRepresentation::kSimdBool4:   // Fall through.
+    case MachineRepresentation::kSimdBool8:   // Fall through.
+    case MachineRepresentation::kSimdBool16:  // Fall through.
     case MachineRepresentation::kNone:
       UNREACHABLE();
       return;
@@ -1789,6 +1798,9 @@ void InstructionSelector::VisitUnalignedStore(Node* node) {
       opcode = kMips64Usd;
       break;
     case MachineRepresentation::kSimd128:  // Fall through.
+    case MachineRepresentation::kSimdBool4:   // Fall through.
+    case MachineRepresentation::kSimdBool8:   // Fall through.
+    case MachineRepresentation::kSimdBool16:  // Fall through.
     case MachineRepresentation::kNone:
       UNREACHABLE();
       return;
@@ -1839,6 +1851,9 @@ void InstructionSelector::VisitCheckedLoad(Node* node) {
     case MachineRepresentation::kTaggedPointer:  // Fall through.
     case MachineRepresentation::kTagged:
     case MachineRepresentation::kSimd128:
+    case MachineRepresentation::kSimdBool4:   // Fall through.
+    case MachineRepresentation::kSimdBool8:   // Fall through.
+    case MachineRepresentation::kSimdBool16:  // Fall through.
     case MachineRepresentation::kNone:
       UNREACHABLE();
       return;
@@ -1900,6 +1915,9 @@ void InstructionSelector::VisitCheckedStore(Node* node) {
     case MachineRepresentation::kTaggedPointer:  // Fall through.
     case MachineRepresentation::kTagged:
     case MachineRepresentation::kSimd128:
+    case MachineRepresentation::kSimdBool4:   // Fall through.
+    case MachineRepresentation::kSimdBool8:   // Fall through.
+    case MachineRepresentation::kSimdBool16:  // Fall through.
     case MachineRepresentation::kNone:
       UNREACHABLE();
       return;