RISCV: [Codegen] Add VisitInvokeCustom

Test: m test-art-host-gtest
Bug: 283082089
Change-Id: Iac5fb47d2e0273bd24f0ecdfcbb52d325456e380
Signed-off-by: Lifang Xia <lifang_xia@linux.alibaba.com>
Signed-off-by: Wendong Wang <wangwd@xcvmbyte.com>
1 file changed