Thank you for the feedback. Regarding the error, it is just spins when it tries to vectorize a loop in tree-vect-slp.c. Quite strange ... I will look into asap. If you have any hint please let me know :)
Claudiu On Wed, Nov 20, 2019 at 7:41 PM Jeff Law <l...@redhat.com> wrote: > > On 11/19/19 2:02 AM, Claudiu Zissulescu wrote: > > The patterns neg_scc_insn and not_scc_insn are not correct, leading to > > failing pr77309 test for ARC700. Add two new bic compare with zero > > patterns to improve output code. > > > > gcc/ > > xxxx-xx-xx Claudiu Zissulescu <claz...@synopsys.com> > > > > * config/arc/arc.md (bic_f): Use cc_set_register predicate. > > (bic_cmp0_noout): New pattern. > > (bic_cmp0): Likewise. > > (neg_scc_insn): Remove pattern. > > (not_scc_insn): Likewise. > OK. > > FYI between > > e00e0f8c391779c8d6cc9ad2fff8056a73c765c2 (good) > > fcae029b424f0546ee0efe574dff150be41271ea (bad) > > I got the following regression. I haven't looked into it yet at all, > but figured passing it along might be helpful. > > > # Comparing 4 common sum files > > ## /bin/sh gcc/contrib/compare_tests /tmp/gxx-sum1.60617 > > /tmp/gxx-sum2.60617 > > Tests that now fail, but worked before (1 tests): > > > > arc-sim: gcc.dg/pr86991.c (test for excess errors) > > > Jeff >
