[runtime] Handlify Script::GetScriptHash()

Bug: v8:12965
Change-Id: I16b67335978714f05658f75f7a9a038270dbd69b
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3702337
Commit-Queue: Toon Verwaest <verwaest@chromium.org>
Auto-Submit: Igor Sheludko <ishell@chromium.org>
Reviewed-by: Toon Verwaest <verwaest@chromium.org>
Cr-Commit-Position: refs/heads/main@{#81138}

src/debug/debug-interface.cc

@@ -500,8 +500,9 @@ MaybeLocal<String> Script::SourceMappingURL() const {
 
 MaybeLocal<String> Script::GetSha256Hash() const {
   i::Handle<i::Script> script = Utils::OpenHandle(this);
+  i::Isolate* isolate = script->GetIsolate();
   i::Handle<i::String> value =
-      script->GetScriptHash(/* forceForInspector: */ true);
+      i::Script::GetScriptHash(isolate, script, /* forceForInspector: */ true);
   return Utils::ToLocal(value);
 }
 

src/objects/call-site-info.cc

@@ -206,7 +206,7 @@ Handle<String> CallSiteInfo::GetScriptHash(Handle<CallSiteInfo> info) {
     return isolate->factory()->empty_string();
   }
   if (script->HasValidSource()) {
-    return script->GetScriptHash(/*forceForInspector:*/ false);
+    return Script::GetScriptHash(isolate, script, /*forceForInspector:*/ false);
   }
   return isolate->factory()->empty_string();
 }

src/objects/objects.cc

@@ -5037,32 +5037,35 @@ Object Script::GetNameOrSourceURL() {
   return name();
 }
 
-Handle<String> Script::GetScriptHash(bool forceForInspector) {
-  auto isolate = GetIsolate();
-
-  if (origin_options().IsOpaque() && !forceForInspector) {
+// static
+Handle<String> Script::GetScriptHash(Isolate* isolate, Handle<Script> script,
+                                     bool forceForInspector) {
+  if (script->origin_options().IsOpaque() && !forceForInspector) {
     return isolate->factory()->empty_string();
   }
 
-  Object maybe_source_hash = source_hash();
-  if (maybe_source_hash.IsString()) {
+  PtrComprCageBase cage_base(isolate);
+  {
+    Object maybe_source_hash = script->source_hash(cage_base);
+    if (maybe_source_hash.IsString(cage_base)) {
       Handle<String> precomputed(String::cast(maybe_source_hash), isolate);
       if (precomputed->length() > 0) {
         return precomputed;
       }
     }
+  }
 
-  Handle<Object> src(source(), isolate);
-  if (!src->IsString()) {
+  Handle<String> src_text;
+  {
+    Object maybe_script_source = script->source(cage_base);
+
+    if (!maybe_script_source.IsString(cage_base)) {
       return isolate->factory()->empty_string();
     }
+    src_text = handle(String::cast(maybe_script_source), isolate);
+  }
 
-  Handle<String> src_text = Handle<String>::cast(src);
   char formatted_hash[kSizeOfFormattedSha256Digest];
-  // std::unique_ptr<UChar[]> buffer(new UChar[src->Length()]);
-  // int written = src->Write(isolate,
-  // reinterpret_cast<uint16_t*>(buffer.get()), 0, source->Length()); size_t
-  // writtenSizeInBytes = sizeof(UChar) * written;
 
   std::unique_ptr<char[]> string_val = src_text->ToCString();
   size_t len = strlen(string_val.get());
@@ -5074,7 +5077,7 @@ Handle<String> Script::GetScriptHash(bool forceForInspector) {
 
   Handle<String> result =
       isolate->factory()->NewStringFromAsciiChecked(formatted_hash);
-  set_source_hash(*result);
+  script->set_source_hash(*result);
   return result;
 }
 

src/objects/script.h

@@ -157,7 +157,8 @@ class Script : public TorqueGeneratedScript<Script, Struct> {
   inline bool IsMaybeUnfinalized(Isolate* isolate) const;
 
   Object GetNameOrSourceURL();
-  Handle<String> GetScriptHash(bool forceForInspector);
+  static Handle<String> GetScriptHash(Isolate* isolate, Handle<Script> script,
+                                      bool forceForInspector);
 
   // Retrieve source position from where eval was called.
   static int GetEvalPosition(Isolate* isolate, Handle<Script> script);