RFR: 8252505: C1/C2 compiler support for blackholes [v11]

[Aleksey Shipilev]

On Tue, 1 Dec 2020 12:43:19 GMT, Vladimir Ivanov <vlivanov at openjdk.org> wrote:

>> Aleksey Shipilev has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Cleanup BlackholeCallGenerator
>
> src/hotspot/share/opto/callnode.hpp line 780:
> 
>> 778:   virtual uint size_of() const; // Size is bigger
>> 779: public:
>> 780:   CallBlackholeNode( const TypeFunc *tf , address addr) : CallNode(tf, addr, TypePtr::BOTTOM) {
> 
> `addr` can be omitted since it is always `NULL`.

Right, fixed.

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PR: https://git.openjdk.java.net/jdk/pull/1203