This is the mail archive of the binutils@sourceware.org mailing list for the binutils project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: PATCH: Add --alt-nops=short|long to x86/x86-64 assemblers


> > > x86/x86-64 assembler support .arch. But I don't think gcc uses it. I
> > > am not sure how well it will work with existing code bases if gcc
> > > starts generating .arch.
>
> I was talking about the code like
>
> 	asm ("some SSE instruction");
>
> If gcc starts to generate ".arch i686", the code above won't compile
> any more.

I'd say that code is broken. You'd have the same problem if you implemented 
the commandline options. I don't really see why x86 is any different to other 
architectures in this respect.

Paul


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]