[PATCH 2/N, MPX, x86_64] Intel MPX support in glibc for x86_64
Zamyatin, Igor
igor.zamyatin@intel.com
Thu Apr 10 21:26:00 GMT 2014
Then I'm going to test attached patch.
Thanks,
Igor
> -----Original Message-----
> From: Richard Henderson [mailto:rth7680@gmail.com] On Behalf Of Richard
> Henderson
> Sent: Thursday, April 10, 2014 5:38 AM
> To: H.J. Lu
> Cc: Zamyatin, Igor; libc-alpha@sourceware.org
> Subject: Re: [PATCH 2/N, MPX, x86_64] Intel MPX support in glibc for x86_64
>
> On 04/09/2014 05:12 PM, H.J. Lu wrote:
> >> Wouldn't it be just as easy to do
> >>
> >> .byte 0x66,0x0f,0x1b,0x84,0x24; .long LR_BND_OFFSET
> >>
> >> after all, you know how and where that offset is going to be encoded.
> >
> > Sure. We can do that after verifying LR_BND_OFFSET >= 0x80.
>
> No need for that, since the previous bytes have encoded the form that
> expects a 4-byte offset. The offset can be anything at all within those bytes.
>
>
> r~
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