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Re: i386 fpu function rewrite
- To: Andreas Jaeger <aj at suse dot de>
- Subject: Re: i386 fpu function rewrite
- From: Ulrich Drepper <drepper at redhat dot com>
- Date: 05 May 2001 23:30:52 -0700
- Cc: libc-alpha at sources dot redhat dot com, Jan Hubicka <jh at suse dot cz>
- References: <u8pudnbrdt.fsf@gromit.rhein-neckar.de>
- Reply-To: drepper at cygnus dot com (Ulrich Drepper)
Andreas Jaeger <aj@suse.de> writes:
> This assembles to the same file if I use -momit-leaf-frame-pointer or
> -fomit-frame-pointer, otherwise the frame pointer is added.
If loading the parameters is all which is done in C then fine. But no
step further. Been there, done that. I've looked into using macros
to add only few asm instructions and do the rest in C. gcc simply
screws it up. The register stack handling is not clever enough.
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