On 12/08/16 15:48, Jan Beulich wrote: > Section start symbols frequently obscure the actual symbol name living > at the start of the section. Eliminate them where they can be replaced > by linker resolved .startof.* symbols. (Section end symbols may have > the same undesirable effect, but they're less easy to eliminate, as > they'd need to be represented by the sum of .startof.<section> and > .sizeof.<section>). > > Along those lines use .sizeof.* where section sizes get calculated > from the difference of section and and section start symbols. > > Note that this would be nice for the build-id section too, but: > - The generated (by ld) section names differ between ELF and COFF/PE > (ELF: .note.gnu.build-id; COFF/PE[2.26+]: .buildid), yet we compile > version.c just once (and hence can use only either of the necessary > .startof./.sizeof. forms). > - The ELF section name needs to be quoted in the .startof./.sizeof. > expressions, yet that quoting is supported only by gas 2.26+. > > Signed-off-by: Jan Beulich <jbeul...@suse.com>
Is there any documentation of these? I cant seem to find any. Does this work on Clang at all? ~Andrew _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org https://lists.xen.org/xen-devel
