RFR: JDK-8331859 : [PPC64] Remove support for Power7 and older [v6]

[Suchismith Roy]

On Wed, 30 Apr 2025 21:48:42 GMT, Martin Doerr <mdoerr at openjdk.org> wrote:

>> Suchismith Roy has updated the pull request incrementally with two additional commits since the last revision:
>> 
>>  - trailing space
>>  - trailing space
>
> src/hotspot/cpu/ppc/assembler_ppc.inline.hpp line 703:
> 
>> 701: inline void Assembler::ldarx_unchecked(Register d, Register a, Register b, int eh1)           { emit_int32( LDARX_OPCODE | rt(d) | ra0mem(a) | rb(b) | eh(eh1)); }
>> 702: inline void Assembler::lqarx_unchecked(Register d, Register a, Register b, int eh1)           { emit_int32( LQARX_OPCODE | rt(d) | ra0mem(a) | rb(b) | eh(eh1)); }
>> 703: inline bool Assembler::lxarx_hint_exclusive_access()                                          { return true; }
> 
> Should better be removed completely.

Hi @TheRealMDoerr hint_exclusive_access flag should be set to true ?

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PR Review Comment: https://git.openjdk.org/jdk/pull/20262#discussion_r2071525512