8241232: -XX:+BootstrapJVMCI is not compatible with TieredStopAtLevel < CompLevel_full_optimization(Internet mail)

[jiefu(傅杰)]

Thanks Vladimir K for your review.

Best regards,
Jie

On 2020/3/19, 10:01 AM, "hotspot-compiler-dev on behalf of Vladimir Kozlov" <hotspot-compiler-dev-bounces at openjdk.java.net on behalf of vladimir.kozlov at oracle.com> wrote:

    Looks good.
    
    Thanks,
    Vladimir K
    
    On 3/18/20 5:57 PM, jiefu(傅杰) wrote:
    > Hi all,
    > 
    > JBS:    https://bugs.openjdk.java.net/browse/JDK-8241232
    > Webrev: http://cr.openjdk.java.net/~jiefu/8241232/webrev.00/
    > 
    > An assert [1] was fired with -XX:+BootstrapJVMCI and TieredStopAtLevel<4.
    > The reason is that for -XX:+BootstrapJVMCI the VM is hardcoded using CompLevel_full_optimization [2].
    > So -XX:+BootstrapJVMCI seems not compatible with TieredStopAtLevel < 4.
    > It might be better to fix it.
    > 
    > Testing:
    >    - hotspot:tier1 on macosx with server-release/fastdebug
    > 
    > Please review it and give me some advice.
    > 
    > Thanks a lot.
    > Best regards,
    > Jie
    > 
    > [1] http://hg.openjdk.java.net/jdk/jdk/file/c1fdb04213e9/src/hotspot/share/compiler/compileBroker.cpp#l1246
    > [2] http://hg.openjdk.java.net/jdk/jdk/file/743c9071c317/src/hotspot/share/jvmci/jvmciCompiler.cpp#l74
    >