deps: update V8 to 6.0.286.52

PR-URL: https://github.com/nodejs/node/pull/14004
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Franziska Hinkelmann <franziska.hinkelmann@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

1 files changed, 6 insertions, 13 deletions

diff --git a/deps/v8/src/full-codegen/s390/full-codegen-s390.cc b/deps/v8/src/full-codegen/s390/full-codegen-s390.cc
index 60cbcb3cfb..250406ad53 100644
--- a/deps/v8/src/full-codegen/s390/full-codegen-s390.cc
+++ b/deps/v8/src/full-codegen/s390/full-codegen-s390.cc
@@ -954,7 +954,7 @@ void FullCodeGenerator::VisitForInStatement(ForInStatement* stmt) {
   __ beq(&no_descriptors, Label::kNear);
 
   __ LoadInstanceDescriptors(r2, r4);
-  __ LoadP(r4, FieldMemOperand(r4, DescriptorArray::kEnumCacheOffset));
+  __ LoadP(r4, FieldMemOperand(r4, DescriptorArray::kEnumCacheBridgeOffset));
   __ LoadP(r4,
            FieldMemOperand(r4, DescriptorArray::kEnumCacheBridgeCacheOffset));
 
@@ -1158,8 +1158,7 @@ void FullCodeGenerator::VisitObjectLiteral(ObjectLiteral* expr) {
     __ Push(r5, r4, r3, r2);
     __ CallRuntime(Runtime::kCreateObjectLiteral);
   } else {
-    Callable callable = CodeFactory::FastCloneShallowObject(
-        isolate(), expr->properties_count());
+    Callable callable = CodeFactory::FastCloneShallowObject(isolate());
     __ Call(callable.code(), RelocInfo::CODE_TARGET);
     RestoreContext();
   }
@@ -1747,12 +1746,6 @@ void FullCodeGenerator::EmitVariableAssignment(Variable* var, Token::Value op,
     // Assignment to var or initializing assignment to let/const in harmony
     // mode.
     MemOperand location = VarOperand(var, r3);
-    if (FLAG_debug_code && var->mode() == LET && op == Token::INIT) {
-      // Check for an uninitialized let binding.
-      __ LoadP(r4, location);
-      __ CompareRoot(r4, Heap::kTheHoleValueRootIndex);
-      __ Check(eq, kLetBindingReInitialization);
-    }
     EmitStoreToStackLocalOrContextSlot(var, location);
   }
 }
@@ -2207,9 +2200,8 @@ void FullCodeGenerator::VisitUnaryOperation(UnaryOperation* expr) {
       if (property != NULL) {
         VisitForStackValue(property->obj());
         VisitForStackValue(property->key());
-        CallRuntimeWithOperands(is_strict(language_mode())
-                                    ? Runtime::kDeleteProperty_Strict
-                                    : Runtime::kDeleteProperty_Sloppy);
+        PushOperand(Smi::FromInt(language_mode()));
+        CallRuntimeWithOperands(Runtime::kDeleteProperty);
         context()->Plug(r2);
       } else if (proxy != NULL) {
         Variable* var = proxy->var();
@@ -2221,7 +2213,8 @@ void FullCodeGenerator::VisitUnaryOperation(UnaryOperation* expr) {
           __ LoadGlobalObject(r4);
           __ mov(r3, Operand(var->name()));
           __ Push(r4, r3);
-          __ CallRuntime(Runtime::kDeleteProperty_Sloppy);
+          __ Push(Smi::FromInt(SLOPPY));
+          __ CallRuntime(Runtime::kDeleteProperty);
           context()->Plug(r2);
         } else {
           DCHECK(!var->IsLookupSlot());