Revision: 24859
Author: [email protected]
Date: Fri Oct 24 07:34:20 2014 UTC
Log: X87: Classes: implement 'new super'.
port r24825.
original commit message:
Classes: implement 'new super'.
BUG=
[email protected]
Review URL: https://codereview.chromium.org/663233003
Patch from Chunyang Dai <[email protected]>.
https://code.google.com/p/v8/source/detail?r=24859
Modified:
/branches/bleeding_edge/src/x87/full-codegen-x87.cc
=======================================
--- /branches/bleeding_edge/src/x87/full-codegen-x87.cc Wed Oct 22 18:16:35
2014 UTC
+++ /branches/bleeding_edge/src/x87/full-codegen-x87.cc Fri Oct 24 07:34:20
2014 UTC
@@ -2852,6 +2852,13 @@
// Do the runtime call.
__ CallRuntime(Runtime::kResolvePossiblyDirectEval, 5);
}
+
+
+void FullCodeGenerator::EmitLoadSuperConstructor(SuperReference*
super_ref) {
+ DCHECK(super_ref != NULL);
+ __ push(Operand(ebp, JavaScriptFrameConstants::kFunctionOffset));
+ __ CallRuntime(Runtime::kGetPrototype, 1);
+}
void FullCodeGenerator::VisitCall(Call* expr) {
@@ -2964,9 +2971,7 @@
}
} else if (call_type == Call::SUPER_CALL) {
SuperReference* super_ref = callee->AsSuperReference();
- DCHECK(super_ref != NULL);
- __ push(Operand(ebp, JavaScriptFrameConstants::kFunctionOffset));
- __ CallRuntime(Runtime::kGetPrototype, 1);
+ EmitLoadSuperConstructor(super_ref);
__ push(result_register());
VisitForStackValue(super_ref->this_var());
EmitCall(expr, CallICState::METHOD);
@@ -2997,7 +3002,12 @@
// Push constructor on the stack. If it's not a function it's used as
// receiver for CALL_NON_FUNCTION, otherwise the value on the stack is
// ignored.
- VisitForStackValue(expr->expression());
+ if (expr->expression()->IsSuperReference()) {
+ EmitLoadSuperConstructor(expr->expression()->AsSuperReference());
+ __ push(result_register());
+ } else {
+ VisitForStackValue(expr->expression());
+ }
// Push the arguments ("left-to-right") on the stack.
ZoneList<Expression*>* args = expr->arguments();
--
--
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