On Tue, Jan 16, 2018 at 4:45 PM, Ed Maste <ema...@freebsd.org> wrote:
> With the update to Clang/LLVM/lld 6.0.0 I believe lld is nearly ready > to be used as the system linker for armv7, and I plan to enable > LLD_BOOTSTRAP by default after a couple of WIP patches land and after > a little more testing. This may happen a week or two from now. This > should have little impact on port builds, because /usr/bin/ld will > still be GNU ld.bfd (although there may be some unexpected fallout). > > I expect to enable LLD_IS_LD by default a little later, and > /usr/bin/ld will then be lld. This is the same path we're taking with > amd64. > > lld currently does not support architectures prior to armv7, and fails > with some combination of these errors when I try to use it for > arm{,v5,v6,eb}: > > ld: error: lld uses blx instruction, no object with architecture > supporting feature detected. > ld: error: lld uses extended branch encoding, no object with > architecture supporting feature detected. > ld: error: lld may use movt/movw, no object with architecture > supporting feature detected. > > I expect this will be addressed in a future version of lld. > At least some of that is due to the gap size that's defined for all of ARM. With a smaller gap size, the trampolines will work better on older ARM gear.... Warner _______________________________________________ freebsd-toolchain@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-toolchain To unsubscribe, send any mail to "freebsd-toolchain-unsubscr...@freebsd.org"