[13u] RFR: 8226721 : Missing intrinsics for Math.ceil, floor, rint

[Sergey Nazarkin]

x86/x64 build, regular tier1/tier2 tests (x64 only), + jmh


Sergey Nazarkin




> On Jun 10, 2020, at 17:48, Yuri Nesterenko <yan at azul.com> wrote:
> 
> Hi Sergey,
> 
> how did you test that?
> 
> Thank you for the backport!
> 
> --yan
> 
> On 10.06.2020 12:35, Sergey Nazarkin wrote:
>> Hi!
>> 
>> Please review a set of backports to bring math intrinsic to jdk13. The train consists of initial commit (8226721) and build fix for x86 (8231713) 
>> 
>> Original records
>> https://bugs.openjdk.java.net/browse/JDK-8226721 (initial)
>> https://bugs.openjdk.java.net/browse/JDK-8231713 (x86 build fix)
>> 
>> The patch from 8226721 applies mostly cleanly except one small part at x86.ad due to context shift by missed 8224974. The second part (8231713) applies cleanly. 
>> 
>> Webrev 
>> http://cr.openjdk.java.net/~snazarki/webrev/8226721/
>> 
>> 
>>