[WASM] Implement Simd128 Load/Store on ARM.

src/wasm/function-body-decoder.cc

Index: src/wasm/function-body-decoder.cc
diff --git a/src/wasm/function-body-decoder.cc b/src/wasm/function-body-decoder.cc
index 92a84ac27072fd7cf7a768bb2da26f4fe52ed41b..6c5e0acb1dba3eccf7becaaea3d2ed4bc02cd6a8 100644
--- a/src/wasm/function-body-decoder.cc
+++ b/src/wasm/function-body-decoder.cc
@@ -1160,6 +1160,9 @@ class WasmFullDecoder : public WasmDecoder {
           case kExprF64LoadMem:
             len = DecodeLoadMem(kWasmF64, MachineType::Float64());
             break;
+          case kExprS128LoadMem:
+            len = DecodeLoadMem(kWasmS128, MachineType::Simd128());
+            break;
           case kExprI32StoreMem8:
             len = DecodeStoreMem(kWasmI32, MachineType::Int8());
             break;
@@ -1187,6 +1190,9 @@ class WasmFullDecoder : public WasmDecoder {
           case kExprF64StoreMem:
             len = DecodeStoreMem(kWasmF64, MachineType::Float64());
             break;
+          case kExprS128StoreMem:
+            len = DecodeStoreMem(kWasmS128, MachineType::Simd128());
+            break;
           case kExprGrowMemory: {
             if (!CheckHasMemory()) break;
             MemoryIndexOperand operand(this, pc_);