Reduce boilerplate with a C macro for class delegations. NFC (#3290)

Split off from #3264

Author: kripken

src/wasm-delegations.h

@@ -0,0 +1,80 @@
+/*
+ * Copyright 2020 WebAssembly Community Group participants
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+DELEGATE(Nop);
+DELEGATE(Block);
+DELEGATE(If);
+DELEGATE(Loop);
+DELEGATE(Break);
+DELEGATE(Switch);
+DELEGATE(Call);
+DELEGATE(CallIndirect);
+DELEGATE(LocalGet);
+DELEGATE(LocalSet);
+DELEGATE(GlobalGet);
+DELEGATE(GlobalSet);
+DELEGATE(Load);
+DELEGATE(Store);
+DELEGATE(AtomicRMW);
+DELEGATE(AtomicCmpxchg);
+DELEGATE(AtomicWait);
+DELEGATE(AtomicNotify);
+DELEGATE(AtomicFence);
+DELEGATE(SIMDExtract);
+DELEGATE(SIMDReplace);
+DELEGATE(SIMDShuffle);
+DELEGATE(SIMDTernary);
+DELEGATE(SIMDShift);
+DELEGATE(SIMDLoad);
+DELEGATE(SIMDLoadStoreLane);
+DELEGATE(MemoryInit);
+DELEGATE(DataDrop);
+DELEGATE(MemoryCopy);
+DELEGATE(MemoryFill);
+DELEGATE(Const);
+DELEGATE(Unary);
+DELEGATE(Binary);
+DELEGATE(Select);
+DELEGATE(Drop);
+DELEGATE(Return);
+DELEGATE(MemorySize);
+DELEGATE(MemoryGrow);
+DELEGATE(Unreachable);
+DELEGATE(Pop);
+DELEGATE(RefNull);
+DELEGATE(RefIsNull);
+DELEGATE(RefFunc);
+DELEGATE(RefEq);
+DELEGATE(Try);
+DELEGATE(Throw);
+DELEGATE(Rethrow);
+DELEGATE(BrOnExn);
+DELEGATE(TupleMake);
+DELEGATE(TupleExtract);
+DELEGATE(I31New);
+DELEGATE(I31Get);
+DELEGATE(RefTest);
+DELEGATE(RefCast);
+DELEGATE(BrOnCast);
+DELEGATE(RttCanon);
+DELEGATE(RttSub);
+DELEGATE(StructNew);
+DELEGATE(StructGet);
+DELEGATE(StructSet);
+DELEGATE(ArrayNew);
+DELEGATE(ArrayGet);
+DELEGATE(ArraySet);
+DELEGATE(ArrayLen);