This is the mail archive of the gcc-help@gcc.gnu.org mailing list for the GCC 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: Inline ASM and stack/base pointer

From: Daniel Mierswa <impulze at impulze dot org>
To: gcc-help at gcc dot gnu dot org
Date: Thu, 09 Jun 2011 20:48:45 +0000
Subject: Re: Inline ASM and stack/base pointer
References: <4DF0F706.5050803@impulze.org> <mcrr5723nfg.fsf@coign.corp.google.com>

On 09.06.2011 17:49, Ian Lance Taylor wrote:
> Add "%esp" to your clobber list.  That should force the compiler to pass
> any stack variables using an offset from %ebp.
I assume I should use "m" as constraint, right? If so, that didn't do
the trick, the generated assembly still contains 0xbc(%%esp) where it
should use %%ebp.

-- 
Mierswa, Daniel

If you still don't like it, that's ok: that's why I'm boss. I simply
know better than you do.
               --- Linus Torvalds, comp.os.linux.advocacy, 1996/07/22

References:
- Inline ASM and stack/base pointer
  - From: Daniel Mierswa
- Re: Inline ASM and stack/base pointer
  - From: Ian Lance Taylor

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