[aarch64-port-dev ] git: openjdk/aarch64-port: master: 8277508: need to check has_predicated_vectors before calling scalable_predicate_reg_slots

[Fei Yang]

Changeset: 00a6238d
Author:    Yadong Wang <yadongwang at openjdk.org>
Committer: Fei Yang <fyang at openjdk.org>
Date:      2021-11-26 09:09:02 +0000
URL:       https://git.openjdk.java.net/aarch64-port/commit/00a6238daed4a4aaa6001275ce620646cdabfeb5

8277508: need to check has_predicated_vectors before calling scalable_predicate_reg_slots

Reviewed-by: njian, thartmann, ngasson

! src/hotspot/share/opto/matcher.cpp