[loong64][mips64][heap] Improve verification for code write barrier

Port commit dc2d69d8

Bug: v8:11708
Change-Id: Ia21753e58b93abed3da13e6b05801f26d350f013
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3833439Reviewed-by: Zhao Jiazhong <zhaojiazhong-hf@loongson.cn>
Auto-Submit: Liu Yu <liuyu@loongson.cn>
Commit-Queue: Zhao Jiazhong <zhaojiazhong-hf@loongson.cn>
Cr-Commit-Position: refs/heads/main@{#82487}

src/codegen/loong64/assembler-loong64-inl.h

@@ -120,9 +120,8 @@ void RelocInfo::set_target_object(Heap* heap, HeapObject target,
     Assembler::set_target_address_at(pc_, constant_pool_, target.ptr(),
                                      icache_flush_mode);
   }
-  if (write_barrier_mode == UPDATE_WRITE_BARRIER && !host().is_null() &&
-      !FLAG_disable_write_barriers) {
-    WriteBarrierForCode(host(), this, target);
+  if (!host().is_null() && !FLAG_disable_write_barriers) {
+    WriteBarrierForCode(host(), this, target, write_barrier_mode);
   }
 }
 

src/codegen/mips64/assembler-mips64-inl.h

@@ -167,9 +167,8 @@ void RelocInfo::set_target_object(Heap* heap, HeapObject target,
     Assembler::set_target_address_at(pc_, constant_pool_, target.ptr(),
                                      icache_flush_mode);
   }
-  if (write_barrier_mode == UPDATE_WRITE_BARRIER && !host().is_null() &&
-      !FLAG_disable_write_barriers) {
-    WriteBarrierForCode(host(), this, target);
+  if (!host().is_null() && !FLAG_disable_write_barriers) {
+    WriteBarrierForCode(host(), this, target, write_barrier_mode);
   }
 }