[PATCH 6/9] sel-sched: Don't mess with register restores

Jeff Law law@redhat.com
Thu Sep 8 17:55:00 GMT 2016


On 07/31/2016 07:42 PM, Segher Boessenkool wrote:
> If selective scheduling copies register restores it confuses dwarf2cfi.
>
> 2016-06-07  Segher Boessenkool  <segher@kernel.crashing.org>
>
> 	* sel-sched-ir.c (init_global_and_expr_for_insn): Don't copy
> 	instructions with a REG_CFA_RESTORE note.
Similarly, I think you're papering over a lifetime problem of some kind 
here.

jeff



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