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Unified Diff: src/ic/mips/ic-mips.cc

Issue 1909433003: Remove support for Object.observe (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Rebased Created 4 years, 8 months ago
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Index: src/ic/mips/ic-mips.cc
diff --git a/src/ic/mips/ic-mips.cc b/src/ic/mips/ic-mips.cc
index 46de1fd36f9b112df7c744f0383e92306509b09d..6c44918e103cc21fbae270e0ed0780efd9e63cf4 100644
--- a/src/ic/mips/ic-mips.cc
+++ b/src/ic/mips/ic-mips.cc
@@ -616,11 +616,10 @@ void KeyedStoreIC::GenerateMegamorphic(MacroAssembler* masm,
__ JumpIfSmi(receiver, &slow);
// Get the map of the object.
__ lw(receiver_map, FieldMemOperand(receiver, HeapObject::kMapOffset));
- // Check that the receiver does not require access checks and is not observed.
- // The generic stub does not perform map checks or handle observed objects.
+ // Check that the receiver does not require access checks.
+ // The generic stub does not perform map checks.
__ lbu(t0, FieldMemOperand(receiver_map, Map::kBitFieldOffset));
- __ And(t0, t0,
- Operand(1 << Map::kIsAccessCheckNeeded | 1 << Map::kIsObserved));
+ __ And(t0, t0, Operand(1 << Map::kIsAccessCheckNeeded));
__ Branch(&slow, ne, t0, Operand(zero_reg));
// Check if the object is a JS array or not.
__ lbu(t0, FieldMemOperand(receiver_map, Map::kInstanceTypeOffset));
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