[jdk18] RFR: 8272058: 25 Null pointer dereference defect groups in 4 files [v4]

Wed Jan 19 11:58:37 UTC 2022

On Wed, 19 Jan 2022 10:40:40 GMT, Boris Ulasevich <bulasevich at openjdk.org> wrote:

>> @phedlin - Thanks for chiming in on this review thread.
>
> I wondered if target_addr_for_insn ever gets the ldrw_to_zr instruction. 
> Anyway, I am Ok to move it to target_addr_for_insn_allow_null_ret (target_addr_for_insn_or_null?).
> Thank you.

Since we moved to using per-thread safepoints, I don't think we'll ever see a reloc against a safepoint poll. I've just looked through the AArch64 back end, and as far as I can see the old safepoint code is gone.

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PR: https://git.openjdk.java.net/jdk18/pull/51