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

Issue 665773003: Classes: implement 'new super'. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: debug compilation fixed Created 6 years, 2 months 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 e6fecdd342e4b501fdd482b49c396032e1754a70..4cbdecb84dba3005711b274ced2d29055e73cc41 100644
--- a/src/x64/full-codegen-x64.cc
+++ b/src/x64/full-codegen-x64.cc
@@ -2867,6 +2867,13 @@ void FullCodeGenerator::EmitResolvePossiblyDirectEval(int arg_count) {
}
+void FullCodeGenerator::EmitLoadSuperConstructor(SuperReference* super_ref) {
+ DCHECK(super_ref != NULL);
+ __ Push(Operand(rbp, JavaScriptFrameConstants::kFunctionOffset));
+ __ CallRuntime(Runtime::kGetPrototype, 1);
+}
+
+
void FullCodeGenerator::VisitCall(Call* expr) {
#ifdef DEBUG
// We want to verify that RecordJSReturnSite gets called on all paths
@@ -2976,9 +2983,7 @@ void FullCodeGenerator::VisitCall(Call* expr) {
}
} else if (call_type == Call::SUPER_CALL) {
SuperReference* super_ref = callee->AsSuperReference();
- DCHECK(super_ref != NULL);
- __ Push(Operand(rbp, JavaScriptFrameConstants::kFunctionOffset));
- __ CallRuntime(Runtime::kGetPrototype, 1);
+ EmitLoadSuperConstructor(super_ref);
__ Push(result_register());
VisitForStackValue(super_ref->this_var());
EmitCall(expr, CallICState::METHOD);
@@ -3009,7 +3014,12 @@ void FullCodeGenerator::VisitCallNew(CallNew* expr) {
// 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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