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Re: [Qemu-devel] [PATCH 09/10] target-alpha: Implement load-locked/store


From: Nathan Froyd
Subject: Re: [Qemu-devel] [PATCH 09/10] target-alpha: Implement load-locked/store-conditional properly.
Date: Thu, 25 Mar 2010 06:39:20 -0700
User-agent: Mutt/1.5.17+20080114 (2008-01-14)

On Wed, Mar 24, 2010 at 05:11:43PM -0700, Richard Henderson wrote:
> Use __sync_bool_compare_and_swap to yield correctly atomic results.
> As yet, this assumes running on an strict-memory-ordering host (i.e. x86),
> since we're still "implementing" the memory-barrier instructions as nops.

Did the approach taken by other targets (arm/mips/ppc) not work on
Alpha?

-Nathan




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