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| From: | Paolo Bonzini |
| Subject: | Re: [Qemu-devel] [PATCH 2/2] tcg/i386: Reserve register for guest_base if a segment isn't available |
| Date: | Fri, 17 Jul 2015 17:30:15 +0200 |
| User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.0.1 |
On 17/07/2015 03:33, Peter Maydell wrote: > On 16 July 2015 at 22:25, Richard Henderson <address@hidden> wrote: > > This saves 2 insns and 10 bytes from the implementation of > > each memory operation. > > Do we have an idea of which platforms/configs don't let > us have a segment register for guest_base? Everything non-Linux I think, which for user-mode emulation means bsd-user. Paolo
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