RFR: 8307495: Specialize atomic bitset functions for aix-ppc [v7]

[Martin Doerr]

On Fri, 10 Oct 2025 13:31:33 GMT, David Briemann <dbriemann at openjdk.org> wrote:

>> Add atomic bitset functions for PPC64.
>> Refactor so that inline assembler code is shared for all PPC64 platforms.
>> Add back a missing "simple guard" to PlatformCpmxchg<1>. Remove some dead Power7 code.
>
> David Briemann has updated the pull request incrementally with one additional commit since the last revision:
> 
>   address review comments

src/hotspot/cpu/ppc/atomicAccess_ppc.hpp line 268:

> 266:     /* in */
> 267:     : [dest]                   "b"     (dest),
> 268:       [masked_compare_value]   "r"     (masked_compare_value),

Typo: masked_compare_val. Please fix!

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PR Review Comment: https://git.openjdk.org/jdk/pull/27650#discussion_r2422133661