[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [RFC v1 0/8] x86/init: Linux linker tables
On Thu, Jan 21, 2016 at 12:33:43PM -0800, Luis R. Rodriguez wrote: > On Thu, Jan 21, 2016 at 12:19 PM, H. Peter Anvin <hpa@xxxxxxxxx> wrote: > > On 12/17/15 20:40, H. Peter Anvin wrote: > >>> > >>> const struct > >>> foo__attribute__((used,section(".rodata.tbl.tablename.0"))) tablename[0]; > >>> > >>> const struct > >>> foo__attribute__((used,section(".rodata.tbl.tablename.999"))) > >>> tablename__end[0]; > >>> > > > > (Over)thinking about this some more, I suggest using the empty string > > for the start and "~" for the end. And, yes, I did check that ~ works > > as part of a section name. > > Sure, do we know if that ICC compatible? Do we care? There are a > series of ICC hacks put in place on ipxe's original solution which > I've folded in, it seems that works but if we care about ICC those > folks should perhaps help review as well. I didn't know the kernel could even be compiled with ICC? Thought only GCC worked? Anyhow - it may be that those fixes were for quite old ICC versions. Does the latest one manifest these oddities? > > > Something that confuses me is that gcc seems to give these sections the > > "aw" attributes which makes as complain. This might be a gcc bug. > > Worst case we have to use an assembly statement to create these > > sections; it isn't a big deal and shouldn't make it any more > > architecture-specific. > > OK! > > Luis _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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