[Temporal] Add since/until to PlainDateTime and ZonedDateTime

Also add AOs: DifferenceTemporalPlainDateTime, DifferenceTemporalZonedDateTime,

Spec Text:
https://tc39.es/proposal-temporal/#sec-temporal.plaindatetime.prototype.since
https://tc39.es/proposal-temporal/#sec-temporal.plaindatetime.prototype.until
https://tc39.es/proposal-temporal/#sec-temporal.zoneddatetime.prototype.since
https://tc39.es/proposal-temporal/#sec-temporal.zoneddatetime.prototype.until
https://tc39.es/proposal-temporal/#sec-temporal-differencetemporalplaindatetime
https://tc39.es/proposal-temporal/#sec-temporal-differencetemporalzoneddatetime

split from cl/3750098

Bug: v8:11544
Change-Id: I326d91a897fcd7e39de2fb2bfecfc5bfd920eb44
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3827313Reviewed-by: Adam Klein <adamk@chromium.org>
Commit-Queue: Frank Tang <ftang@chromium.org>
Cr-Commit-Position: refs/heads/main@{#82447}

src/builtins/builtins-temporal.cc

@@ -38,18 +38,6 @@ namespace internal {
         JSTemporal##T::NowISO(isolate, args.atOrUndefined(isolate, 1))); \
   }
 
-/* Temporal.PlaneDateTime */
-/* Temporal #sec-temporal.plaindatetime.prototype.until */
-TO_BE_IMPLEMENTED(TemporalPlainDateTimePrototypeUntil)
-/* Temporal #sec-temporal.plaindatetime.prototype.since */
-TO_BE_IMPLEMENTED(TemporalPlainDateTimePrototypeSince)
-
-/* Temporal.ZonedDateTime */
-/* Temporal #sec-temporal.zoneddatetime.prototype.until */
-TO_BE_IMPLEMENTED(TemporalZonedDateTimePrototypeUntil)
-/* Temporal #sec-temporal.zoneddatetime.prototype.since */
-TO_BE_IMPLEMENTED(TemporalZonedDateTimePrototypeSince)
-
 /* Temporal.Calendar */
 /* Temporal #sec-temporal.calendar.prototype.weekofyear */
 TO_BE_IMPLEMENTED(TemporalCalendarPrototypeWeekOfYear)
@@ -358,12 +346,14 @@ TEMPORAL_PROTOTYPE_METHOD1(PlainDateTime, WithPlainDate, withPlainDate)
 TEMPORAL_PROTOTYPE_METHOD2(PlainDateTime, With, with)
 TEMPORAL_PROTOTYPE_METHOD2(PlainDateTime, Add, add)
 TEMPORAL_PROTOTYPE_METHOD1(PlainDateTime, Round, round)
+TEMPORAL_PROTOTYPE_METHOD2(PlainDateTime, Since, since)
 TEMPORAL_PROTOTYPE_METHOD2(PlainDateTime, Subtract, subtract)
 TEMPORAL_PROTOTYPE_METHOD0(PlainDateTime, ToPlainDate, toPlainDate)
 TEMPORAL_PROTOTYPE_METHOD0(PlainDateTime, ToPlainTime, toPlainTime)
 TEMPORAL_PROTOTYPE_METHOD0(PlainDateTime, ToJSON, toJSON)
 TEMPORAL_PROTOTYPE_METHOD2(PlainDateTime, ToLocaleString, toLocaleString)
 TEMPORAL_PROTOTYPE_METHOD1(PlainDateTime, ToString, toString)
+TEMPORAL_PROTOTYPE_METHOD2(PlainDateTime, Until, until)
 TEMPORAL_VALUE_OF(PlainDateTime)
 
 // PlainYearMonth
@@ -527,6 +517,7 @@ TEMPORAL_PROTOTYPE_METHOD2(ZonedDateTime, Subtract, subtract)
 TEMPORAL_PROTOTYPE_METHOD0(ZonedDateTime, GetISOFields, getISOFields)
 TEMPORAL_PROTOTYPE_METHOD0(ZonedDateTime, OffsetNanoseconds, offsetNanoseconds)
 TEMPORAL_PROTOTYPE_METHOD0(ZonedDateTime, Offset, offset)
+TEMPORAL_PROTOTYPE_METHOD2(ZonedDateTime, Since, since)
 TEMPORAL_PROTOTYPE_METHOD0(ZonedDateTime, StartOfDay, startOfDay)
 TEMPORAL_PROTOTYPE_METHOD0(ZonedDateTime, ToInstant, toInstant)
 TEMPORAL_PROTOTYPE_METHOD0(ZonedDateTime, ToJSON, toJSON)
@@ -535,6 +526,7 @@ TEMPORAL_PROTOTYPE_METHOD0(ZonedDateTime, ToPlainTime, toPlainTime)
 TEMPORAL_PROTOTYPE_METHOD0(ZonedDateTime, ToPlainDateTime, toPlainDateTime)
 TEMPORAL_PROTOTYPE_METHOD2(ZonedDateTime, ToLocaleString, toLocaleString)
 TEMPORAL_PROTOTYPE_METHOD1(ZonedDateTime, ToString, toString)
+TEMPORAL_PROTOTYPE_METHOD2(ZonedDateTime, Until, until)
 TEMPORAL_VALUE_OF(ZonedDateTime)
 
 // Duration

src/objects/js-temporal-objects.h

@@ -531,6 +531,16 @@ class JSTemporalPlainDateTime
       Isolate* isolate, Handle<JSTemporalPlainDateTime> date_time,
       Handle<Object> round_to);
 
+  // #sec-temporal.plaindatetime.prototype.until
+  V8_WARN_UNUSED_RESULT static MaybeHandle<JSTemporalDuration> Until(
+      Isolate* isolate, Handle<JSTemporalPlainDateTime> date_time,
+      Handle<Object> other, Handle<Object> options);
+
+  // #sec-temporal.plaindatetime.prototype.since
+  V8_WARN_UNUSED_RESULT static MaybeHandle<JSTemporalDuration> Since(
+      Isolate* isolate, Handle<JSTemporalPlainDateTime> date_time,
+      Handle<Object> other, Handle<Object> options);
+
   // #sec-temporal.plaindatetime.prototype.add
   V8_WARN_UNUSED_RESULT static MaybeHandle<JSTemporalPlainDateTime> Add(
       Isolate* isolate, Handle<JSTemporalPlainDateTime> date_time,
@@ -943,6 +953,16 @@ class JSTemporalZonedDateTime
       Isolate* isolate, Handle<JSTemporalZonedDateTime> zoned_date_time,
       Handle<Object> round_to);
 
+  // #sec-temporal.zoneddatetime.prototype.until
+  V8_WARN_UNUSED_RESULT static MaybeHandle<JSTemporalDuration> Until(
+      Isolate* isolate, Handle<JSTemporalZonedDateTime> date_time,
+      Handle<Object> other, Handle<Object> options);
+
+  // #sec-temporal.zoneddatetime.prototype.since
+  V8_WARN_UNUSED_RESULT static MaybeHandle<JSTemporalDuration> Since(
+      Isolate* isolate, Handle<JSTemporalZonedDateTime> date_time,
+      Handle<Object> other, Handle<Object> options);
+
   // #sec-temporal.zoneddatetime.prototype.add
   V8_WARN_UNUSED_RESULT static MaybeHandle<JSTemporalZonedDateTime> Add(
       Isolate* isolate, Handle<JSTemporalZonedDateTime> zoned_date_time,