[WASM] Simplify SIMD shuffle opcodes.

src/wasm/wasm-opcodes.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/wasm/wasm-opcodes.h"
 
 #include <array>
 
 #include "src/base/template-utils.h"
 #include "src/messages.h"
@@ skipping 201 matching lines @@
     CASE_I16x8_OP(AddHoriz, "add_horizontal")
     CASE_SIGN_OP(I16x8, AddSaturate, "add_saturate")
     CASE_SIGN_OP(I8x16, AddSaturate, "add_saturate")
     CASE_SIGN_OP(I16x8, SubSaturate, "sub_saturate")
     CASE_SIGN_OP(I8x16, SubSaturate, "sub_saturate")
     CASE_S128_OP(And, "and")
     CASE_S128_OP(Or, "or")
     CASE_S128_OP(Xor, "xor")
     CASE_S128_OP(Not, "not")
     CASE_S128_OP(Select, "select")
-    CASE_S32x4_OP(Shuffle, "shuffle")
-    CASE_S16x8_OP(Shuffle, "shuffle")
     CASE_S8x16_OP(Shuffle, "shuffle")
     CASE_S1x4_OP(AnyTrue, "any_true")
     CASE_S1x4_OP(AllTrue, "all_true")
     CASE_S1x8_OP(AnyTrue, "any_true")
     CASE_S1x8_OP(AllTrue, "all_true")
     CASE_S1x16_OP(AnyTrue, "any_true")
     CASE_S1x16_OP(AllTrue, "all_true")
 
     // Atomic operations.
     CASE_L32_OP(AtomicAdd, "atomic_add")
@@ skipping 180 matching lines @@
       return MessageTemplate::kNone;
   }
 }
 
 const char* WasmOpcodes::TrapReasonMessage(TrapReason reason) {
   return MessageTemplate::TemplateString(TrapReasonToMessageId(reason));
 }
 }  // namespace wasm
 }  // namespace internal
 }  // namespace v8