RFR: 8217745: ZGC: Simplify ZLoadBarrierStubC1

Erik Österlund erik.osterlund at oracle.com
Tue Jan 29 09:26:50 UTC 2019


On 2019-01-28 09:54, Per Liden wrote:
> We can simplify ZLoadBarrierStubC1 a little bit since we know that 
> _ref_addr is always a LIR_Address and never a Register. In the 
> ZLoadBarrierStubC1 constructor we can just assert that this is always 
> true. Later, when emitting code, we can just use the presence of the tmp 
> register as indicator that we need to load the effective address.
> Bug: https://bugs.openjdk.java.net/browse/JDK-8217745
> Webrev: http://cr.openjdk.java.net/~pliden/8217745/webrev.0
> /Per

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