[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [avr-libc-dev] [RFC] Optimize for space

From: Joerg Wunsch
Subject: Re: [avr-libc-dev] [RFC] Optimize for space
Date: Tue, 2 Oct 2007 23:35:29 +0200
User-agent: Mutt/1.5.11

As Eric Weddington wrote:

> Admittedly, no, I haven't done those comparisons. Both CFLAGS_SPACE
> and CFLAGS_SPEED use -Os, but CFLAGS_SPACE also adds
> -mcall-prologues, so that is the only difference between the
> two. Using -mcall-prologues is useful and will reduce code size as
> the application grows over some trivially small size.

Ah, OK.  I wonder whether call prologues will still produce debuggable
code, but most users probably wouldn't care as they don't have the
library source code around anyway.

cheers, J"org               .-.-.   --... ...--   -.. .  DL8DTL

http://www.sax.de/~joerg/                        NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)

reply via email to

[Prev in Thread] Current Thread [Next in Thread]