[OE-core] [PATCH] gcc-runtime: Add libmpx supprt for x86

Richard Purdie richard.purdie at linuxfoundation.org
Sat Mar 4 10:54:29 UTC 2017


On Fri, 2017-03-03 at 14:58 -0800, Khem Raj wrote:
> On Fri, Mar 3, 2017 at 2:54 PM, Burton, Ross <ross.burton at intel.com>
> wrote:
> > 
> > 
> > On 3 March 2017 at 21:39, Khem Raj <raj.khem at gmail.com> wrote:
> > > 
> > > 
> > > > 
> > > > Enabling building the Intel Memory Protection Extension library
> > > > for x86.
> > > > 
> > > hope this works on amd chips as well ?
> > 
> > https://en.wikipedia.org/wiki/Intel_MPX
> > 
> > It depends on new instructions, so you'll have to ask AMD. :)
> OK if its not so then perhaps a bbappend in meta-intel is more
> appropriate.

Well, its part of gcc, not something meta-intel is patching in and its
a standard which other arches can implement, maybe in their own library
so I believe the recipe is the better place for this to live. I just
copied the description from the code iirc.

Incidentally, this fails to build on musl so I've just disabled it on
musl for now.

Cheers,

Richard



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