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