[wasm] Disassemble wasm code from script

src/wasm/wasm-debug.cc

 // Copyright 2016 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/wasm/wasm-debug.h"
 
 #include "src/assert-scope.h"
 #include "src/debug/debug.h"
 #include "src/factory.h"
 #include "src/isolate.h"
@@ skipping 127 matching lines @@
   }
 
   JSObject *wasm0 = wasm_object();
   Handle<JSObject> wasm(wasm0, isolate);
 
   Handle<Script> script =
       isolate->factory()->NewScript(isolate->factory()->empty_string());
   scripts->set(func_index, *script);
 
   script->set_type(Script::TYPE_WASM);
+  script->set_wasm_object(*wasm);
+  script->set_wasm_function_index(func_index);
+
+  int hash = 0;
+  get(kWasmDebugInfoWasmBytesHash)->ToInt32(&hash);
+  char buffer[32];
+  SNPrintF(ArrayVector(buffer), "wasm://%08x/%d", hash, func_index);
+  Handle<String> source_url =
+      isolate->factory()->NewStringFromAsciiChecked(buffer, TENURED);
+  script->set_source_url(*source_url);
 
   Handle<ByteArray> offset_arr(GetOrCreateFunctionOffsetTable(this), isolate);
   int func_bytes_len = offset_arr->get_int(2 * func_index + 1);
   Handle<FixedArray> line_ends = isolate->factory()->NewFixedArray(1, TENURED);
   line_ends->set(0, Smi::FromInt(func_bytes_len));
   line_ends->set_map(isolate->heap()->fixed_cow_array_map());
   script->set_line_ends(*line_ends);
 
-  int hash = 0;
-  get(kWasmDebugInfoWasmBytesHash)->ToInt32(&hash);
-
-  // TODO(clemensh): Register this new script at the debugger.
-  USE(hash);
+  isolate->debug()->OnAfterCompile(script);
 
   return *script;
 }
 
 bool WasmDebugInfo::SetBreakPoint(int byte_offset) { return false; }
 
 Handle<String> WasmDebugInfo::DisassembleFunction(int func_index) {
   std::ostringstream disassembly_os;
 
   {
@@ skipping 46 matching lines @@
   int idx = 0;
   for (std::tuple<uint32_t, int, int> elem : offset_table_vec) {
     offset_table->set(idx++, Smi::FromInt(std::get<0>(elem)));
     offset_table->set(idx++, Smi::FromInt(std::get<1>(elem)));
     offset_table->set(idx++, Smi::FromInt(std::get<2>(elem)));
   }
   DCHECK_EQ(idx, offset_table->length());
 
   return offset_table;
 }