[wasm] simd scalar lowering F32x4Add and I32x4Add

src/wasm/wasm-module.h

 // 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.
 
 #ifndef V8_WASM_MODULE_H_
 #define V8_WASM_MODULE_H_
 
 #include <memory>
 
 #include "src/api.h"
@@ skipping 309 matching lines @@
 
   bool asm_js() { return origin == kAsmJsOrigin; }
 
   Handle<Code> GetCodeOrPlaceholder(uint32_t index) const;
   Handle<Code> GetImportCode(uint32_t index);
 
   static compiler::CallDescriptor* GetWasmCallDescriptor(Zone* zone,
                                                          FunctionSig* sig);
   static compiler::CallDescriptor* GetI32WasmCallDescriptor(
       Zone* zone, compiler::CallDescriptor* descriptor);
+  static compiler::CallDescriptor* GetI32WasmCallDescriptorForSimd(
+      Zone* zone, compiler::CallDescriptor* descriptor);
   compiler::CallDescriptor* GetCallDescriptor(Zone* zone, uint32_t index);
 };
 
 // A helper for printing out the names of functions.
 struct WasmFunctionName {
   const WasmFunction* function_;
   const WasmModule* module_;
   WasmFunctionName(const WasmFunction* function, const ModuleEnv* menv)
       : function_(function), module_(menv ? menv->module : nullptr) {}
 };
@@ skipping 70 matching lines @@
 
 int32_t CallFunction(Isolate* isolate, Handle<JSObject> instance,
                      ErrorThrower* thrower, const char* name, int argc,
                      Handle<Object> argv[]);
 }  // namespace testing
 }  // namespace wasm
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_WASM_MODULE_H_