src/crankshaft/arm/lithium-codegen-arm.cc - Issue 2028633002: Provide a tagged allocation top pointer.

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Unified Diff: src/crankshaft/arm/lithium-codegen-arm.cc

Issue 2028633002: Provide a tagged allocation top pointer. Base URL: https://chromium.googlesource.com/v8/v8.git@master

Patch Set: Update Created 4 years, 7 months ago

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Index: src/crankshaft/arm/lithium-codegen-arm.cc

diff --git a/src/crankshaft/arm/lithium-codegen-arm.cc b/src/crankshaft/arm/lithium-codegen-arm.cc

index e6d2182a77208fa7d122b083c58ead2c5364a5e4..119f3fe57b8c742b4b292c6d110bce4614cb8a60 100644

--- a/src/crankshaft/arm/lithium-codegen-arm.cc

+++ b/src/crankshaft/arm/lithium-codegen-arm.cc

@@ -5172,10 +5172,8 @@ void LCodeGen::DoDeferredAllocate(LAllocate* instr) {

ExternalReference allocation_top =

AllocationUtils::GetAllocationTopReference(isolate(), allocation_flags);

- __ sub(r0, r0, Operand(kHeapObjectTag));

__ mov(top_address, Operand(allocation_top));

__ str(r0, MemOperand(top_address));

- __ add(r0, r0, Operand(kHeapObjectTag));

}