----- Original Message ----- From: "Christopher Faylor" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Sunday, October 14, 2001 1:28 PM Subject: Re: GCC-3 additions
> >2) How important is fastcall calling convention to cygwin apps. I have > >been working with Eric Kohl on a patchset that he is keen to get into mingw > >binaries. ReactOS project needs them for building MS-compat device drivers. > > They involve changes in binutils (as, dlltool, ld) as well as gcc. These > >are still WIP > > I'd like to have fastcall conventions. I think it is necessary if we want > gcc to be a replacement for MSVC. Also a requirement to build many low level things with gcc - and if/when we get more 'mounting' capability, a logical extension to that is the ability to provide _real_ win32 mounting - and that will require fastcall AFAIK. > Out of curiousity, how does fastcall differ from attribute ((regparm (n)))? AFAIK it's simply the symbol convention in the object file that is the issue. Rob
