RFR: 8320397: RISC-V: Avoid passing t0 as temp register to MacroAssembler:: cmpxchg_obj_header/cmpxchgptr [v2]

[Gui Cao]

On Tue, 12 Dec 2023 10:22:29 GMT, Robbin Ehn <rehn at openjdk.org> wrote:

> I think we should not use any fixed regs, just add them to the nodes, like PPC have done.

Thanks for your review, your comment Great, it's fixed.

-------------

PR Comment: https://git.openjdk.org/jdk/pull/16880#issuecomment-1853551997