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[Qemu-devel] Re: [PATCH v2 2/2] get rid of hostregs_helper.h
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From: |
Michael S. Tsirkin |
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Subject: |
[Qemu-devel] Re: [PATCH v2 2/2] get rid of hostregs_helper.h |
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Date: |
Thu, 25 Feb 2010 13:40:49 +0200 |
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User-agent: |
Mutt/1.5.19 (2009-01-05) |
On Thu, Feb 18, 2010 at 11:28:14PM +0200, Blue Swirl wrote:
> > /* restore global registers */
> > -#include "hostregs_helper.h"
> > + asm("");
> > + env = (void *) saved_env_reg;
> >
Is this sufficient?
I see __asm__ __volatile__("": : :"memory") in virtio.
Is memory clobber implied? What about volatile?
--
MST
- [Qemu-devel] [PATCH 0/2] simplify global register save/restore, Paolo Bonzini, 2010/02/10
- [Qemu-devel] [PATCH 1/2] remove dead m68k global register definitions, Paolo Bonzini, 2010/02/10
- [Qemu-devel] [PATCH 2/2] get rid of hostregs_helper.h, Paolo Bonzini, 2010/02/10
- Re: [Qemu-devel] [PATCH 2/2] get rid of hostregs_helper.h, Blue Swirl, 2010/02/18
- [Qemu-devel] [PATCH v2 1/2] remove dead m68k definitions, Paolo Bonzini, 2010/02/18
- [Qemu-devel] [PATCH v2 2/2] get rid of hostregs_helper.h, Paolo Bonzini, 2010/02/18
- [Qemu-devel] Re: [PATCH v2 2/2] get rid of hostregs_helper.h, Blue Swirl, 2010/02/18
- [Qemu-devel] Re: [PATCH v2 2/2] get rid of hostregs_helper.h,
Michael S. Tsirkin <=
- [Qemu-devel] Re: [PATCH v2 2/2] get rid of hostregs_helper.h, Paolo Bonzini, 2010/02/25
- [Qemu-devel] Re: [PATCH v2 2/2] get rid of hostregs_helper.h, Michael S. Tsirkin, 2010/02/25
- [Qemu-devel] Re: [PATCH v2 2/2] get rid of hostregs_helper.h, Paolo Bonzini, 2010/02/25
Re: [Qemu-devel] [PATCH 0/2] simplify global register save/restore, Blue Swirl, 2010/02/13
Re: [Qemu-devel] [PATCH 0/2] simplify global register save/restore, Paul Brook, 2010/02/26