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Re: [Qemu-devel] [PATCH v5 07/18] qemu-thread: add simple test-and-set s


From: Peter Maydell
Subject: Re: [Qemu-devel] [PATCH v5 07/18] qemu-thread: add simple test-and-set spinlock
Date: Wed, 18 May 2016 16:35:07 +0100

On 18 May 2016 at 16:05, Sergey Fedorov <address@hidden> wrote:
> $ arm-linux-gnueabi-gcc -march=armv6 -O2 -c a.c

I don't think armv6 is a sufficiently common host for us to
worry too much about how its atomic primitives come out.
ARMv7 and 64-bit ARMv8 are more relevant, I think.
(v7 probably gets compiled the same way as v6 here, though.)

thanks
-- PMM



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