On Tue, Oct 31, 2017 at 12:02:26PM +0100, Jakub Jelinek wrote:
> 2017-10-31 Jakub Jelinek <ja...@redhat.com>
>
> PR rtl-optimization/82778
> PR rtl-optimization/82597
> * compare-elim.c (struct comparison): Add in_a_setter field.
> (find_comparison_dom_walker::before_dom_children): Remove killed
> bitmap and df_simulate_find_defs call, instead walk the defs.
> Compute last_setter and initialize in_a_setter. Merge definitions
> with first initialization for a few variables.
> (try_validate_parallel): Use insn_invalid_p instead of
> recog_memoized. Return insn rather than just the pattern.
> (try_merge_compare): Fix up comment. Don't uselessly test if
> in_a is a REG_P. Use cmp->in_a_setter instead of walking UD
> chains.
>
> * g++.dg/opt/pr82778.C: New test.
>
> 2017-10-31 Michael Collison <michael.colli...@arm.com>
>
> PR rtl-optimization/82597
> * gcc.dg/pr82597.c: New test.
Successfully bootstrapped/regtested on {x86_64,i686,powerpc64{,le}}-linux.
Ok for trunk?
Jakub
