src/ic/arm/handler-compiler-arm.cc - Issue 815143002: Use weak cells in CheckPropertyCell.

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Unified Diff: src/ic/arm/handler-compiler-arm.cc

Issue 815143002: Use weak cells in CheckPropertyCell. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master

Patch Set: Rebase Created 5 years, 11 months ago

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Index: src/ic/arm/handler-compiler-arm.cc

diff --git a/src/ic/arm/handler-compiler-arm.cc b/src/ic/arm/handler-compiler-arm.cc

index 778b59e23ef191cc430bf29c3a5161d289869510..5e8cb75450a855e57df620dd6f33dd43431a83fb 100644

--- a/src/ic/arm/handler-compiler-arm.cc

+++ b/src/ic/arm/handler-compiler-arm.cc

@@ -201,7 +201,8 @@ void PropertyHandlerCompiler::GenerateCheckPropertyCell(

Handle<Cell> cell = JSGlobalObject::EnsurePropertyCell(global, name);

DCHECK(cell->value()->IsTheHole());

- __ mov(scratch, Operand(cell));

+ Handle<WeakCell> weak_cell = masm->isolate()->factory()->NewWeakCell(cell);

+ __ LoadWeakValue(scratch, weak_cell, miss);

__ ldr(scratch, FieldMemOperand(scratch, Cell::kValueOffset));

__ LoadRoot(ip, Heap::kTheHoleValueRootIndex);

__ cmp(scratch, ip);

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