RFR(S): 8246373 AArch64: Refactor register spilling code in ZGC barriers
erik.osterlund at oracle.com
Tue Jul 21 07:59:34 UTC 2020
Looks good, given Andrew's suggestion. Don't need another webrev for that.
On 2020-07-17 09:42, Andrew Haley wrote:
> On 16/07/2020 20:29, Stuart Monteith wrote:
>> There is an opportunity to spill/load fewer registers in ZGC barriers. This is targetting JDK 16 jdk/jdk.
>> Tested with JTReg, SPECjbb2015, and other workloads.
> Looks reasonable, but please keep push_call_clobbered_registers(). If
> you need to do this, add push_call_clobbered_registers_except(RegSet).
> Of course the former can call the latter.
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