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Unified Diff: src/x64/full-codegen-x64.cc

Issue 807033003: Revert of ES6 computed property names (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 6 years ago
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Index: src/x64/full-codegen-x64.cc
diff --git a/src/x64/full-codegen-x64.cc b/src/x64/full-codegen-x64.cc
index 571cc337f641cf6fd82b04e511ca12ff42ebfd74..24747ee9e85b11d7e3fed1b50e70db0d2073e9b2 100644
--- a/src/x64/full-codegen-x64.cc
+++ b/src/x64/full-codegen-x64.cc
@@ -1651,13 +1651,11 @@
expr->CalculateEmitStore(zone());
AccessorTable accessor_table(zone());
- int property_index = 0;
- for (; property_index < expr->properties()->length(); property_index++) {
- ObjectLiteral::Property* property = expr->properties()->at(property_index);
- if (property->is_computed_name()) break;
+ for (int i = 0; i < expr->properties()->length(); i++) {
+ ObjectLiteral::Property* property = expr->properties()->at(i);
if (property->IsCompileTimeValue()) continue;
- Literal* key = property->key()->AsLiteral();
+ Literal* key = property->key();
Expression* value = property->value();
if (!result_saved) {
__ Push(rax); // Save result on the stack
@@ -1737,65 +1735,6 @@
__ CallRuntime(Runtime::kDefineAccessorPropertyUnchecked, 5);
}
- // Object literals have two parts. The "static" part on the left contains no
- // computed property names, and so we can compute its map ahead of time; see
- // runtime.cc::CreateObjectLiteralBoilerplate. The second "dynamic" part
- // starts with the first computed property name, and continues with all
- // properties to its right. All the code from above initializes the static
- // component of the object literal, and arranges for the map of the result to
- // reflect the static order in which the keys appear. For the dynamic
- // properties, we compile them into a series of "SetOwnProperty" runtime
- // calls. This will preserve insertion order.
- for (; property_index < expr->properties()->length(); property_index++) {
- ObjectLiteral::Property* property = expr->properties()->at(property_index);
-
- Expression* value = property->value();
- if (!result_saved) {
- __ Push(rax); // Save result on the stack
- result_saved = true;
- }
-
- __ Push(Operand(rsp, 0)); // Duplicate receiver.
-
- if (property->kind() == ObjectLiteral::Property::PROTOTYPE) {
- DCHECK(!property->is_computed_name());
- VisitForStackValue(value);
- if (property->emit_store()) {
- __ CallRuntime(Runtime::kInternalSetPrototype, 2);
- } else {
- __ Drop(2);
- }
- } else {
- EmitPropertyKey(property);
- VisitForStackValue(value);
-
- switch (property->kind()) {
- case ObjectLiteral::Property::CONSTANT:
- case ObjectLiteral::Property::MATERIALIZED_LITERAL:
- case ObjectLiteral::Property::COMPUTED:
- if (property->emit_store()) {
- __ Push(Smi::FromInt(NONE));
- __ CallRuntime(Runtime::kDefineDataPropertyUnchecked, 4);
- } else {
- __ Drop(3);
- }
- break;
-
- case ObjectLiteral::Property::PROTOTYPE:
- UNREACHABLE();
- break;
-
- case ObjectLiteral::Property::GETTER:
- __ CallRuntime(Runtime::kDefineGetterPropertyUnchecked, 3);
- break;
-
- case ObjectLiteral::Property::SETTER:
- __ CallRuntime(Runtime::kDefineSetterPropertyUnchecked, 3);
- break;
- }
- }
- }
-
if (expr->has_function()) {
DCHECK(result_saved);
__ Push(Operand(rsp, 0));
@@ -2454,14 +2393,16 @@
for (int i = 0; i < lit->properties()->length(); i++) {
ObjectLiteral::Property* property = lit->properties()->at(i);
+ Literal* key = property->key()->AsLiteral();
Expression* value = property->value();
+ DCHECK(key != NULL);
if (property->is_static()) {
__ Push(Operand(rsp, kPointerSize)); // constructor
} else {
__ Push(Operand(rsp, 0)); // prototype
}
- EmitPropertyKey(property);
+ VisitForStackValue(key);
VisitForStackValue(value);
EmitSetHomeObjectIfNeeded(value, 2);
@@ -2474,11 +2415,11 @@
break;
case ObjectLiteral::Property::GETTER:
- __ CallRuntime(Runtime::kDefineGetterPropertyUnchecked, 3);
+ __ CallRuntime(Runtime::kDefineClassGetter, 3);
break;
case ObjectLiteral::Property::SETTER:
- __ CallRuntime(Runtime::kDefineSetterPropertyUnchecked, 3);
+ __ CallRuntime(Runtime::kDefineClassSetter, 3);
break;
default:
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