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Unified Diff: src/x64/macro-assembler-x64.cc

Issue 2090983002: Revert of Reland [heap] Avoid the use of cells to point from code to new-space objects. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 6 months ago
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Index: src/x64/macro-assembler-x64.cc
diff --git a/src/x64/macro-assembler-x64.cc b/src/x64/macro-assembler-x64.cc
index 852e0788604f45c851adfa551c0d3ae0e58361ba..d095b3ae9b6f5b83596dd6b0f364b47e21c8f80a 100644
--- a/src/x64/macro-assembler-x64.cc
+++ b/src/x64/macro-assembler-x64.cc
@@ -2966,8 +2966,15 @@
void MacroAssembler::MoveHeapObject(Register result,
Handle<Object> object) {
+ AllowDeferredHandleDereference using_raw_address;
DCHECK(object->IsHeapObject());
- Move(result, object, RelocInfo::EMBEDDED_OBJECT);
+ if (isolate()->heap()->InNewSpace(*object)) {
+ Handle<Cell> cell = isolate()->factory()->NewCell(object);
+ Move(result, cell, RelocInfo::CELL);
+ movp(result, Operand(result, 0));
+ } else {
+ Move(result, object, RelocInfo::EMBEDDED_OBJECT);
+ }
}
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