RFR(S) 8231756: [JVMCI] need support for deoptimizing virtual byte arrays encoding non-byte primitives

[Vladimir Kozlov]

Hi Tom,

I looked on testing results and one test fails consistently:

compiler/jvmci/jdk.vm.ci.hotspot.test/src/jdk/vm/ci/hotspot/test/VirtualObjectLayoutTest.java

Vladimir K

On 4/2/20 12:12 PM, Tom Rodriguez wrote:
> http://cr.openjdk.java.net/~never/8231756/webrev
> https://bugs.openjdk.java.net/browse/JDK-8231756
> 
> This adds support for deoptimizing with non-byte primitive values stored on top of a byte array, similarly to the way 
> that a double or long can be stored on top of 2 int fields.  More detail is provided in the bug report and new unit 
> tests exercise the deoptimization.  mach5 testing is in progress.
> 
> tom