[WASM] Eliminate SIMD boolean vector types.

src/compiler/ia32/instruction-selector-ia32.cc

Index: src/compiler/ia32/instruction-selector-ia32.cc
diff --git a/src/compiler/ia32/instruction-selector-ia32.cc b/src/compiler/ia32/instruction-selector-ia32.cc
index dccfced9e1da2596d7cede9bcfae121f3deae243..fbe10293ede96534ec07dca9635cb1e05b11580a 100644
--- a/src/compiler/ia32/instruction-selector-ia32.cc
+++ b/src/compiler/ia32/instruction-selector-ia32.cc
@@ -247,9 +247,6 @@ void InstructionSelector::VisitLoad(Node* node) {
       break;
     case MachineRepresentation::kWord64:   // Fall through.
     case MachineRepresentation::kSimd128:  // Fall through.
-    case MachineRepresentation::kSimd1x4:  // Fall through.
-    case MachineRepresentation::kSimd1x8:  // Fall through.
-    case MachineRepresentation::kSimd1x16:  // Fall through.
     case MachineRepresentation::kNone:
       UNREACHABLE();
       return;
@@ -340,9 +337,6 @@ void InstructionSelector::VisitStore(Node* node) {
         break;
       case MachineRepresentation::kWord64:   // Fall through.
       case MachineRepresentation::kSimd128:  // Fall through.
-      case MachineRepresentation::kSimd1x4:  // Fall through.
-      case MachineRepresentation::kSimd1x8:  // Fall through.
-      case MachineRepresentation::kSimd1x16:  // Fall through.
       case MachineRepresentation::kNone:
         UNREACHABLE();
         return;
@@ -410,9 +404,6 @@ void InstructionSelector::VisitCheckedLoad(Node* node) {
     case MachineRepresentation::kTagged:         // Fall through.
     case MachineRepresentation::kWord64:         // Fall through.
     case MachineRepresentation::kSimd128:        // Fall through.
-    case MachineRepresentation::kSimd1x4:        // Fall through.
-    case MachineRepresentation::kSimd1x8:        // Fall through.
-    case MachineRepresentation::kSimd1x16:       // Fall through.
     case MachineRepresentation::kNone:
       UNREACHABLE();
       return;
@@ -486,9 +477,6 @@ void InstructionSelector::VisitCheckedStore(Node* node) {
     case MachineRepresentation::kTagged:         // Fall through.
     case MachineRepresentation::kWord64:         // Fall through.
     case MachineRepresentation::kSimd128:        // Fall through.
-    case MachineRepresentation::kSimd1x4:        // Fall through.
-    case MachineRepresentation::kSimd1x8:        // Fall through.
-    case MachineRepresentation::kSimd1x16:       // Fall through.
     case MachineRepresentation::kNone:
       UNREACHABLE();
       return;