[compiler] [wasm] Introduce Word32/64ReverseBytes as TF Optional Opcode

src/compiler/x64/instruction-selector-x64.cc

Index: src/compiler/x64/instruction-selector-x64.cc
diff --git a/src/compiler/x64/instruction-selector-x64.cc b/src/compiler/x64/instruction-selector-x64.cc
index 0432bbd874d9266bd61cd958fc86bc44ecc17b1a..8e54897d814281686c98a1869306f4de6c6f6918 100644
--- a/src/compiler/x64/instruction-selector-x64.cc
+++ b/src/compiler/x64/instruction-selector-x64.cc
@@ -759,6 +759,9 @@ void InstructionSelector::VisitWord32ReverseBits(Node* node) { UNREACHABLE(); }
 
 void InstructionSelector::VisitWord64ReverseBits(Node* node) { UNREACHABLE(); }
 
+void InstructionSelector::VisitWord64ReverseBytes(Node* node) { UNREACHABLE(); }
+
+void InstructionSelector::VisitWord32ReverseBytes(Node* node) { UNREACHABLE(); }
 
 void InstructionSelector::VisitWord32Popcnt(Node* node) {
   X64OperandGenerator g(this);