perform_gc_function 3777 src/arm/code-stubs-arm.cc     __ CallCFunction(ExternalReference::perform_gc_function(isolate),
perform_gc_function  592 src/assembler.h   static ExternalReference perform_gc_function(Isolate* isolate);
perform_gc_function 3933 src/mips/code-stubs-mips.cc     __ CallCFunction(ExternalReference::perform_gc_function(isolate), 1, 0);
perform_gc_function  295 src/serialize.cc   Add(ExternalReference::perform_gc_function(isolate).address(),