Version 3.7.1

src/mips/assembler-mips-inl.h

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // All Rights Reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 // - Redistributions of source code must retain the above copyright notice,
 // this list of conditions and the following disclaimer.
 //
@@ skipping 98 matching lines @@
   ASSERT(IsCodeTarget(rmode_) || rmode_ == RUNTIME_ENTRY);
   return reinterpret_cast<Address>(pc_);
 }
 
 
 int RelocInfo::target_address_size() {
   return Assembler::kExternalTargetSize;
 }
 
 
-void RelocInfo::set_target_address(Address target) {
+void RelocInfo::set_target_address(Address target, WriteBarrierMode mode) {
   ASSERT(IsCodeTarget(rmode_) || rmode_ == RUNTIME_ENTRY);
   Assembler::set_target_address_at(pc_, target);
-  if (host() != NULL && IsCodeTarget(rmode_)) {
+  if (mode == UPDATE_WRITE_BARRIER && host() != NULL && IsCodeTarget(rmode_)) {
     Object* target_code = Code::GetCodeFromTargetAddress(target);
     host()->GetHeap()->incremental_marking()->RecordWriteIntoCode(
         host(), this, HeapObject::cast(target_code));
   }
 }
 
 
 Object* RelocInfo::target_object() {
   ASSERT(IsCodeTarget(rmode_) || rmode_ == EMBEDDED_OBJECT);
   return reinterpret_cast<Object*>(Assembler::target_address_at(pc_));
@@ skipping 10 matching lines @@
 Object** RelocInfo::target_object_address() {
   // Provide a "natural pointer" to the embedded object,
   // which can be de-referenced during heap iteration.
   ASSERT(IsCodeTarget(rmode_) || rmode_ == EMBEDDED_OBJECT);
   reconstructed_obj_ptr_ =
       reinterpret_cast<Object*>(Assembler::target_address_at(pc_));
   return &reconstructed_obj_ptr_;
 }
 
 
-void RelocInfo::set_target_object(Object* target) {
+void RelocInfo::set_target_object(Object* target, WriteBarrierMode mode) {
   ASSERT(IsCodeTarget(rmode_) || rmode_ == EMBEDDED_OBJECT);
   Assembler::set_target_address_at(pc_, reinterpret_cast<Address>(target));
-  if (host() != NULL && target->IsHeapObject()) {
+  if (mode == UPDATE_WRITE_BARRIER &&
+      host() != NULL &&
+      target->IsHeapObject()) {
     host()->GetHeap()->incremental_marking()->RecordWrite(
         host(), &Memory::Object_at(pc_), HeapObject::cast(target));
   }
 }
 
 
 Address* RelocInfo::target_reference_address() {
   ASSERT(rmode_ == EXTERNAL_REFERENCE);
   reconstructed_adr_ptr_ = Assembler::target_address_at(pc_);
   return &reconstructed_adr_ptr_;
@@ skipping 10 matching lines @@
 
 JSGlobalPropertyCell* RelocInfo::target_cell() {
   ASSERT(rmode_ == RelocInfo::GLOBAL_PROPERTY_CELL);
   Address address = Memory::Address_at(pc_);
   Object* object = HeapObject::FromAddress(
       address - JSGlobalPropertyCell::kValueOffset);
   return reinterpret_cast<JSGlobalPropertyCell*>(object);
 }
 
 
-void RelocInfo::set_target_cell(JSGlobalPropertyCell* cell) {
+void RelocInfo::set_target_cell(JSGlobalPropertyCell* cell,
+                                WriteBarrierMode mode) {
   ASSERT(rmode_ == RelocInfo::GLOBAL_PROPERTY_CELL);
   Address address = cell->address() + JSGlobalPropertyCell::kValueOffset;
   Memory::Address_at(pc_) = address;
-  if (host() != NULL) {
+  if (mode == UPDATE_WRITE_BARRIER && host() != NULL) {
     // TODO(1550) We are passing NULL as a slot because cell can never be on
     // evacuation candidate.
     host()->GetHeap()->incremental_marking()->RecordWrite(
         host(), NULL, cell);
   }
 }
 
 
 Address RelocInfo::call_address() {
   ASSERT((IsJSReturn(rmode()) && IsPatchedReturnSequence()) ||
@@ skipping 130 matching lines @@
   }
   *reinterpret_cast<Instr*>(pc_) = x;
   pc_ += kInstrSize;
   CheckTrampolinePoolQuick();
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_MIPS_ASSEMBLER_MIPS_INL_H_