RFR: 8378470: Add future Intel family number

[David Holmes]

On Fri, 20 Feb 2026 21:26:15 GMT, Volodymyr Paprotski <vpaprotski at openjdk.org> wrote:

> Add family number for Nova Lake

src/hotspot/cpu/x86/stubGenerator_x86_64.cpp line 4204:

> 4202: 
> 4203: #ifdef COMPILER2
> 4204:   if ((UseAVX >= 2) && EnableX86ECoreOpts) {

Can you explain this change please?

src/hotspot/cpu/x86/vm_version_x86.hpp line 831:

> 829:   static int  cpu_family()        { return _cpu;}
> 830:   static bool is_P6()             { return cpu_family() >= 6; }
> 831:   static bool is_intel_server_family()    { return cpu_family() == 6 || cpu_family() == 18 || cpu_family() == 19; }

The "future" processor has a lower number??

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PR Review Comment: https://git.openjdk.org/jdk/pull/29852#discussion_r2844640599
PR Review Comment: https://git.openjdk.org/jdk/pull/29852#discussion_r2844643666