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Unified Diff: src/crankshaft/hydrogen.cc

Issue 1748143004: Revert of [crankshaft] Inline hasOwnProperty when used in fast-case for-in (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 10 months ago
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Index: src/crankshaft/hydrogen.cc
diff --git a/src/crankshaft/hydrogen.cc b/src/crankshaft/hydrogen.cc
index 1c28deaeac31b4349dba4fe109994165f1c3d290..8ff3f3ba3f05afbcade28d2f073afa6c5503fc77 100644
--- a/src/crankshaft/hydrogen.cc
+++ b/src/crankshaft/hydrogen.cc
@@ -8752,22 +8752,6 @@
}
// Try to inline calls like Math.* as operations in the calling function.
switch (id) {
- case kObjectHasOwnProperty: {
- if (argument_count != 2) return false;
- HValue* key = Top();
- if (!key->IsLoadKeyed()) return false;
- HValue* elements = HLoadKeyed::cast(key)->elements();
- if (!elements->IsPhi() || elements->OperandCount() != 1) return false;
- if (!elements->OperandAt(0)->IsForInCacheArray()) return false;
- HForInCacheArray* cache = HForInCacheArray::cast(elements->OperandAt(0));
- HValue* receiver = environment()->ExpressionStackAt(1);
- if (!receiver->IsPhi() || receiver->OperandCount() != 1) return false;
- if (cache->enumerable() != receiver->OperandAt(0)) return false;
- Drop(3); // key, receiver, function
- Add<HCheckMapValue>(receiver, cache->map());
- ast_context()->ReturnValue(graph()->GetConstantTrue());
- return true;
- }
case kStringCharCodeAt:
case kStringCharAt:
if (argument_count == 2) {
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