compare_doubles  1451 src/arm/code-stubs-arm.cc     __ CallCFunction(ExternalReference::compare_doubles(masm->isolate()),
compare_doubles   644 src/assembler.h   static ExternalReference compare_doubles(Isolate* isolate);
compare_doubles  1509 src/mips/code-stubs-mips.cc     __ CallCFunction(ExternalReference::compare_doubles(masm->isolate()),
compare_doubles   411 src/serialize.cc   Add(ExternalReference::compare_doubles(isolate).address(),