[wasm] Pass byte position for trapping instructions

src/runtime/runtime-internal.cc

 // Copyright 2014 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.
 
 #include "src/runtime/runtime-utils.h"
 
 #include "src/arguments.h"
 #include "src/ast/prettyprinter.h"
 #include "src/bootstrapper.h"
 #include "src/conversions.h"
@@ skipping 80 matching lines @@
 
 
 RUNTIME_FUNCTION(Runtime_ThrowStackOverflow) {
   SealHandleScope shs(isolate);
   DCHECK_LE(0, args.length());
   return isolate->StackOverflow();
 }
 
 RUNTIME_FUNCTION(Runtime_ThrowWasmError) {
   HandleScope scope(isolate);
-  DCHECK_EQ(1, args.length());
+  DCHECK_EQ(2, args.length());
   CONVERT_SMI_ARG_CHECKED(message_id, 0);
-  THROW_NEW_ERROR_RETURN_FAILURE(
-      isolate, NewError(static_cast<MessageTemplate::Template>(message_id)));
+  CONVERT_SMI_ARG_CHECKED(byte_offset, 1);
+  USE(byte_offset);  // TODO(clemensh): patch the stack trace with this offset
+  Handle<Object> error = isolate->factory()->NewError(
+      static_cast<MessageTemplate::Template>(message_id));
+  return isolate->Throw(*error);
 }
 
 RUNTIME_FUNCTION(Runtime_UnwindAndFindExceptionHandler) {
   SealHandleScope shs(isolate);
   DCHECK(args.length() == 0);
   return isolate->UnwindAndFindHandler();
 }
 
 
 RUNTIME_FUNCTION(Runtime_PromoteScheduledException) {
@@ skipping 397 matching lines @@
 }
 
 RUNTIME_FUNCTION(Runtime_RunMicrotasks) {
   HandleScope scope(isolate);
   DCHECK(args.length() == 0);
   isolate->RunMicrotasks();
   return isolate->heap()->undefined_value();
 }
 }  // namespace internal
 }  // namespace v8