RFR: 8373480: Optimize multiplication by constant multiplier using LEA instructions [v6]

[Jatin Bhateja]

On Thu, 8 Jan 2026 16:06:51 GMT, Emanuel Peter <epeter at openjdk.org> wrote:

>> Jatin Bhateja has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Extending micro and jtreg tests for memory patterns
>
> test/hotspot/jtreg/compiler/c2/TestConstantMultiplier.java line 102:
> 
>> 100:                         private static void runMultBy#{multiplier}I() {
>> 101:                             int multiplicand = RANDOM.nextInt();
>> 102:                             Verify.checkEQ(#{multiplier} * multiplicand, testMultBy#{multiplier}I(multiplicand));
> 
> I think that the `@Run` method also gets compiled, so probably both sides of the verification are compiled. Is that your intention? Probably not, right?

I didn't follow it, I don't intend to invoke Run in StandAlone Mode.

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PR Review Comment: https://git.openjdk.org/jdk/pull/28759#discussion_r2675637149