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...a 1M branch displacement > for short jumps. Consider: > > secA: 512K (contains a jump "jumpA" at offset 0 that needs a thunk (it > doesn't matter where it needs to jump to, just that it definitely needs a > thunk)) > secB: 512K > secC: 512K (contains a jump "jumpC" at offset 0 that jumps to offset 0 in > secA (i.e., just barely in range of a short jump)) > > If the thunk for jumpA is placed between secB and secC (as it would be > based on your description) it will push the branch at the beginning of secC > out of range, forcing another th...

On Fri, Jan 6, 2017 at 6:21 AM, Rui Ueyama via llvm-dev < llvm-dev at lists.llvm.org> wrote: > On Thu, Jan 5, 2017 at 8:15 PM, Peter Smith <peter.smith at linaro.org> > wrote: > >> Hello Rui, >> >> Thanks for the comments >> >> - Synthetic sections and rewriting relocations >> I think that this would definitely be worth trying. It should