[lworld] RFR: 8378212: [lworld] Cleanup accidental diffs with master - step 1

[Marc Chevalier]

On Thu, 19 Feb 2026 06:15:34 GMT, Tobias Hartmann <thartmann at openjdk.org> wrote:

>> This reverts some accidental changes to align closer with mainline.
>> 
>> Thanks,
>> Tobias
>
> src/hotspot/cpu/x86/c1_globals_x86.hpp line 41:
> 
>> 39: define_pd_global(bool, UseOnStackReplacement,          true );
>> 40: define_pd_global(bool, TieredCompilation,              false);
>> 41: define_pd_global(intx, CompileThreshold,               1500 );
> 
> This is a leftover from when we had TieredCompilation disabled and then re-enabled it. We accidentally changed it to `true` here.

Default is `false`!? [shocked pikachu]

-------------

PR Review Comment: https://git.openjdk.org/valhalla/pull/2127#discussion_r2826045776