[ptr-compr][cleanup] Cleanup TaggedField<>::store() implementation

When concurrent marking is on then normal stores to tagged fields must
be relaxed stores.

Bug: v8:9396
Change-Id: Id1189a6c7df5ae8e9e5dc4dad653d35bdd109c5e
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1677207Reviewed-by: Ulan Degenbaev <ulan@chromium.org>
Commit-Queue: Igor Sheludko <ishell@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62378}

src/objects/object-macros.h

@@ -134,11 +134,7 @@
   }                                                                   \
   void holder::set_##name(type value, WriteBarrierMode mode) {        \
     DCHECK(set_condition);                                            \
-    if (V8_CONCURRENT_MARKING_BOOL) {                                 \
-      TaggedField<type, offset>::Relaxed_Store(*this, value);         \
-    } else {                                                          \
     TaggedField<type, offset>::store(*this, value);                   \
-    }                                                                 \
     CONDITIONAL_WRITE_BARRIER(*this, offset, value, mode);            \
   }
 
@@ -178,11 +174,7 @@
   }                                                                   \
   void holder::set_##name(MaybeObject value, WriteBarrierMode mode) { \
     DCHECK(set_condition);                                            \
-    if (V8_CONCURRENT_MARKING_BOOL) {                                 \
-      TaggedField<MaybeObject, offset>::Relaxed_Store(*this, value);  \
-    } else {                                                          \
     TaggedField<MaybeObject, offset>::store(*this, value);            \
-    }                                                                 \
     CONDITIONAL_WEAK_WRITE_BARRIER(*this, offset, value, mode);       \
   }
 
@@ -201,11 +193,7 @@
   }                                                              \
   void holder::set_##name(int value) {                           \
     DCHECK(condition);                                           \
-    if (V8_CONCURRENT_MARKING_BOOL) {                                      \
-      TaggedField<Smi, offset>::Relaxed_Store(*this, Smi::FromInt(value)); \
-    } else {                                                               \
     TaggedField<Smi, offset>::store(*this, Smi::FromInt(value)); \
-    }                                                                      \
   }
 
 #define SMI_ACCESSORS(holder, name, offset) \

src/objects/tagged-field-inl.h

@@ -70,20 +70,21 @@ T TaggedField<T, kFieldOffset>::load(Isolate* isolate, HeapObject host,
 // static
 template <typename T, int kFieldOffset>
 void TaggedField<T, kFieldOffset>::store(HeapObject host, T value) {
+#ifdef V8_CONCURRENT_MARKING
+  Relaxed_Store(host, value);
+#else
   *location(host) = full_to_tagged(value.ptr());
+#endif
 }
 
 // static
 template <typename T, int kFieldOffset>
 void TaggedField<T, kFieldOffset>::store(HeapObject host, int offset, T value) {
+#ifdef V8_CONCURRENT_MARKING
+  Relaxed_Store(host, offset, value);
+#else
   *location(host, offset) = full_to_tagged(value.ptr());
-}
-
-// static
-template <typename T, int kFieldOffset>
-T TaggedField<T, kFieldOffset>::Relaxed_Load(HeapObject host) {
-  AtomicTagged_t value = AsAtomicTagged::Relaxed_Load(location(host));
-  return T(tagged_to_full(host.ptr(), value));
+#endif
 }
 
 // static
@@ -93,14 +94,6 @@ T TaggedField<T, kFieldOffset>::Relaxed_Load(HeapObject host, int offset) {
   return T(tagged_to_full(host.ptr(), value));
 }
 
-// static
-template <typename T, int kFieldOffset>
-T TaggedField<T, kFieldOffset>::Relaxed_Load(Isolate* isolate,
-                                             HeapObject host) {
-  AtomicTagged_t value = AsAtomicTagged::Relaxed_Load(location(host));
-  return T(tagged_to_full(isolate, value));
-}
-
 // static
 template <typename T, int kFieldOffset>
 T TaggedField<T, kFieldOffset>::Relaxed_Load(Isolate* isolate, HeapObject host,

src/objects/tagged-field.h

@@ -43,10 +43,9 @@ class TaggedField : public AllStatic {
   static inline void store(HeapObject host, T value);
   static inline void store(HeapObject host, int offset, T value);
 
-  static inline T Relaxed_Load(HeapObject host);
-  static inline T Relaxed_Load(HeapObject host, int offset);
-  static inline T Relaxed_Load(Isolate* isolate, HeapObject host);
-  static inline T Relaxed_Load(Isolate* isolate, HeapObject host, int offset);
+  static inline T Relaxed_Load(HeapObject host, int offset = 0);
+  static inline T Relaxed_Load(Isolate* isolate, HeapObject host,
+                               int offset = 0);
 
   static inline void Relaxed_Store(HeapObject host, T value);
   static inline void Relaxed_Store(HeapObject host, int offset, T value);