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Re: powerpc & unaligned block moves with fp registers

From: Richard Henderson <rth at redhat dot com>
To: Dale Johannesen <dalej at apple dot com>
Cc: David Edelsohn <dje at watson dot ibm dot com>, dj at redhat dot com, gcc at gcc dot gnu dot org
Date: Fri, 31 Oct 2003 15:47:07 -0800
Subject: Re: powerpc & unaligned block moves with fp registers
References: <200310311547.h9VFlQg28350@makai.watson.ibm.com> <E38331EE-0BF3-11D8-A9BB-000393D76DAA@apple.com>

On Fri, Oct 31, 2003 at 02:45:12PM -0800, Dale Johannesen wrote:
> I don't believe 'volatile' requires atomic accesses.

Indeed, iirc atomic accesses are only guaranteed for sig_atomic_t.


r~

References:
- Re: powerpc & unaligned block moves with fp registers
  - From: David Edelsohn
- Re: powerpc & unaligned block moves with fp registers
  - From: Dale Johannesen

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