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

src/s390/assembler-s390.h

Index: src/s390/assembler-s390.h
diff --git a/src/s390/assembler-s390.h b/src/s390/assembler-s390.h
index 9ac3b57e28e1b9afb391bf27c3b3400fa2b2950f..114304ca697a6eaeb938d9ec0983ec479bc135aa 100644
--- a/src/s390/assembler-s390.h
+++ b/src/s390/assembler-s390.h
@@ -790,7 +790,10 @@ class Assembler : public AssemblerBase {
   RR_FORM(lnr);
   RSY1_FORM(loc);
   RXY_FORM(lrv);
+  RRE_FORM(lrvr);
+  RRE_FORM(lrvgr);
   RXY_FORM(lrvh);
+  RXY_FORM(lrvg);
   RXE_FORM(mdb);
   RRE_FORM(mdbr);
   SS4_FORM(mvck);
@@ -816,6 +819,8 @@ class Assembler : public AssemblerBase {
   RX_FORM(ste);
   RXY_FORM(stey);
   RXY_FORM(strv);
+  RXY_FORM(strvh);
+  RXY_FORM(strvg);
   RI1_FORM(tmll);
   SS1_FORM(tr);
   S_FORM(ts);