RFR: 8334706: [JVMCI] APX registers incorrectly exposed on AMD64 [v2]

[Doug Simon]

On Fri, 21 Jun 2024 12:08:25 GMT, Jatin Bhateja <jbhateja at openjdk.org> wrote:

>> Doug Simon has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   added comment to AMD64.cpuRegisters
>
> src/jdk.internal.vm.ci/share/classes/jdk/vm/ci/amd64/AMD64.java line 88:
> 
>> 86:     public static final Register[] cpuRegisters = {
>> 87:         rax, rcx, rdx, rbx, rsp, rbp, rsi, rdi,
>> 88:         r8, r9, r10, r11, r12, r13, r14, r15
> 
> Hi @dougxc , Thanks for fixing this, a comment over cpuRegisters definition relating to its usage will be helpful.

I added a brief comment. I will leave it for [JDK-8334717](https://bugs.openjdk.org/browse/JDK-8334717) to expand upon this.

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PR Review Comment: https://git.openjdk.org/jdk/pull/19824#discussion_r1648893151