New page local store buffer.

src/arm64/code-stubs-arm64.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #if V8_TARGET_ARCH_ARM64
 
 #include "src/bootstrapper.h"
 #include "src/code-stubs.h"
 #include "src/codegen.h"
 #include "src/ic/handler-compiler.h"
@@ skipping 4077 matching lines @@
   // but we need to save them before using them.
   regs_.Save(masm);
 
   if (remembered_set_action() == EMIT_REMEMBERED_SET) {
     Label dont_need_remembered_set;
 
     Register val = regs_.scratch0();
     __ Ldr(val, MemOperand(regs_.address()));
     __ JumpIfNotInNewSpace(val, &dont_need_remembered_set);
 
-    __ CheckPageFlagSet(regs_.object(), val, 1 << MemoryChunk::SCAN_ON_SCAVENGE,
-                        &dont_need_remembered_set);
+    __ JumpIfInNewSpace(regs_.object(), &dont_need_remembered_set);
 
     // First notify the incremental marker if necessary, then update the
     // remembered set.
     CheckNeedsToInformIncrementalMarker(
         masm, kUpdateRememberedSetOnNoNeedToInformIncrementalMarker, mode);
     InformIncrementalMarker(masm);
     regs_.Restore(masm);  // Restore the extra scratch registers we used.
 
     __ RememberedSetHelper(object(), address(),
                            value(),  // scratch1
@@ skipping 1784 matching lines @@
                            return_value_operand, NULL);
 }
 
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM64