RFR: JDK-8219486: Missing reg_mask_init() breaks x86_32 build

[dean.long at oracle.com]

It's building for me now, so looks good.

dl

On 2/20/19 1:40 PM, Roman Kennke wrote:
> Right. Let's do this then:
>
> http://cr.openjdk.java.net/~rkennke/JDK-8219486/webrev.01/
>
> Ok?
> Roman
>
>> Looks fine.
>>
>> For 1-line changes LP64_ONLY() may look better.
>>
>> Best regards,
>> Vladimir Ivanov
>>
>> On 20/02/2019 12:41, Roman Kennke wrote:
>>> JDK-8217909 introduced a method reg_mask_init() which is defined only in
>>> x86_64.ad, and thus breaks build (linkage) on x86_32.
>>>
>>> I propose to fix this by enclosing the function declaration and call in
>>> #ifdef _LP64. Alternatively I could add an empty reg_mask_init() to
>>> x86_32.ad, but I don't like empty code very much. We might want to
>>> consider to do the with_rbp/no_rbp stuff in x86_32.ad later though. I
>>> don't have enough time & interest to do it right now.
>>>
>>> Bug:
>>> https://bugs.openjdk.java.net/browse/JDK-8219486
>>> Webrev:
>>> http://cr.openjdk.java.net/~rkennke/JDK-8219486/webrev.00/
>>>
>>> Testing: built 32bit locally, will push through jdk/submit in a minute
>>>
>>> Ok?
>>>
>>> Roman
>>>