[wasm] Enable wasm frame inspection for debugging

src/isolate.cc

 // Copyright 2012 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/isolate.h"
 
 #include <stdlib.h>
 
 #include <fstream>  // NOLINT(readability/streams)
 #include <sstream>
@@ skipping 21 matching lines @@
 #include "src/messages.h"
 #include "src/profiler/cpu-profiler.h"
 #include "src/prototype.h"
 #include "src/regexp/regexp-stack.h"
 #include "src/runtime-profiler.h"
 #include "src/simulator.h"
 #include "src/snapshot/deserializer.h"
 #include "src/v8.h"
 #include "src/version.h"
 #include "src/vm-state-inl.h"
+#include "src/wasm/wasm-debug.h"
 #include "src/wasm/wasm-module.h"
 
 namespace v8 {
 namespace internal {
 
 base::Atomic32 ThreadId::highest_thread_id_ = 0;
 
 int ThreadId::AllocateThreadId() {
   int new_id = base::NoBarrier_AtomicIncrement(&highest_thread_id_, 1);
   return new_id;
@@ skipping 568 matching lines @@
     if (!column_key_.is_null()) {
       Code* code = frame->LookupCode();
       int offset = static_cast<int>(frame->pc() - code->instruction_start());
       int position = code->SourcePosition(offset);
       // Make position 1-based.
       if (position >= 0) ++position;
       JSObject::AddProperty(stack_frame, column_key_,
                             isolate_->factory()->NewNumberFromInt(position),
                             NONE);
     }
+    if (!script_id_key_.is_null()) {
+      Object* wasm_obj = frame->wasm_obj();
+      int script_id = wasm_obj->IsUndefined(isolate_)
+                          ? -1
+                          : wasm::GetDebugInfo(JSObject::cast(wasm_obj))
+                                ->GetFunctionScript(frame->function_index())
+                                ->id();
+      JSObject::AddProperty(stack_frame, script_id_key_,
+                            handle(Smi::FromInt(script_id), isolate_), NONE);
+    }
 
     return stack_frame;
   }
 
  private:
   inline Factory* factory() { return isolate_->factory(); }
 
   Isolate* isolate_;
   Handle<String> column_key_;
   Handle<String> line_key_;
@@ skipping 2424 matching lines @@
   // Then check whether this scope intercepts.
   if ((flag & intercept_mask_)) {
     intercepted_flags_ |= flag;
     return true;
   }
   return false;
 }
 
 }  // namespace internal
 }  // namespace v8