[wasm] Add tests for breakpoints

test/cctest/wasm/wasm-run-utils.h

Index: test/cctest/wasm/wasm-run-utils.h
diff --git a/test/cctest/wasm/wasm-run-utils.h b/test/cctest/wasm/wasm-run-utils.h
index 64e801d8e267f375b96e6d3f6d92b89b448466ff..efc7aefbfce8768bee22e246ef105459e1cafcf4 100644
--- a/test/cctest/wasm/wasm-run-utils.h
+++ b/test/cctest/wasm/wasm-run-utils.h
@@ -224,14 +224,26 @@ class TestingModule : public ModuleEnv {
 
   Handle<JSFunction> WrapCode(uint32_t index) {
     // Wrap the code so it can be called as a JS function.
-    Handle<WasmInstanceObject> instance_obj(0, isolate_);
     Handle<Code> code = instance->function_code[index];
     Handle<Code> ret_code =
         compiler::CompileJSToWasmWrapper(isolate_, &module_, code, index);
     Handle<JSFunction> ret = WasmExportedFunction::New(
-        isolate_, instance_obj, MaybeHandle<String>(), static_cast<int>(index),
+        isolate_, instance_object(), MaybeHandle<String>(),
+        static_cast<int>(index),
         static_cast<int>(this->module->functions[index].sig->parameter_count()),
         ret_code);
+
+    // Add weak reference to exported functions.
+    Handle<WasmCompiledModule> compiled_module(
+        instance_object()->compiled_module(), isolate_);
+    Handle<FixedArray> old_arr = compiled_module->weak_exported_functions();
+    Handle<FixedArray> new_arr =
+        isolate_->factory()->NewFixedArray(old_arr->length() + 1);
+    old_arr->CopyTo(0, *new_arr, 0, old_arr->length());
+    Handle<WeakCell> weak_fn = isolate_->factory()->NewWeakCell(ret);
+    new_arr->set(old_arr->length(), *weak_fn);
+    compiled_module->set_weak_exported_functions(new_arr);
+
     return ret;
   }
 
@@ -334,6 +346,10 @@ class TestingModule : public ModuleEnv {
     // If tests need more (correct) information, add it later.
     compiled_module->set_min_mem_pages(0);
     compiled_module->set_max_mem_pages(Smi::kMaxValue);
+    Handle<FixedArray> code_table = isolate_->factory()->NewFixedArray(0);
+    compiled_module->set_code_table(code_table);
+    Handle<FixedArray> weak_exported = isolate_->factory()->NewFixedArray(0);
+    compiled_module->set_weak_exported_functions(weak_exported);
     DCHECK(WasmCompiledModule::IsWasmCompiledModule(*compiled_module));
     return WasmInstanceObject::New(isolate_, compiled_module);
   }
@@ -541,6 +557,13 @@ class WasmFunctionCompiler : private GraphAndBuilders {
                       &source_position_table_, start, end);
     Handle<Code> code = Compile();
     testing_module_->SetFunctionCode(function_index(), code);
+
+    // Add to code table.
+    Handle<WasmCompiledModule> compiled_module(
+        testing_module_->instance_object()->compiled_module(), isolate());
+    Handle<FixedArray> code_table = compiled_module->code_table();
+    code_table = FixedArray::SetAndGrow(code_table, function_index(), code);
+    compiled_module->set_code_table(code_table);
   }
 
   byte AllocateLocal(ValueType type) {
@@ -659,6 +682,7 @@ class WasmRunnerBase : public HandleAndZoneScope {
     return functions_[0]->AllocateLocal(type);
   }
 
+  uint32_t function_index() { return functions_[0]->function_index(); }
   WasmFunction* function() { return functions_[0]->function_; }
   WasmInterpreter* interpreter() { return functions_[0]->interpreter_; }
   bool possible_nondeterminism() { return possible_nondeterminism_; }