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Re: forcing a variable to be on the stack

From: Andrew Haley <aph at redhat dot com>
To: gcc-help at gcc dot gnu dot org
Date: Wed, 06 Oct 2010 16:23:15 +0100
Subject: Re: forcing a variable to be on the stack
References: <AANLkTim8b2MVctMiBZ6ZesrStvF5Pr24e9omkJXOdM7p@mail.gmail.com> <4CAC93D4.70300@redhat.com>

On 10/06/2010 04:20 PM, Andrew Haley wrote:
> On 10/06/2010 04:11 PM, Mathieu Lacage wrote:
>> Is there a way to ask gcc to force a specific variable to be stored on
>> the stack ?
> 
> Take its address.
> 
>> (other than write a bit of inline asm ?)
> 
> Nothing wrong with that:
> 
>  asm volatile ("" ::"a"&foo);

Sheesh.

asm volatile ("" ::"r"(&foo));

References:
- forcing a variable to be on the stack
  - From: Mathieu Lacage
- Re: forcing a variable to be on the stack
  - From: Andrew Haley

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