[crac] RFR: Fix JVMCI after #41

[Roman Marchenko]

On Wed, 28 Jun 2023 12:13:16 GMT, Anton Kozlov <akozlov at openjdk.org> wrote:

> The recently added CPU_MAX feature went out of sync with JVMCI code [1].  Since this is not a real feature, but auxilary value, a distinct name for the maximum value solves the issue. 
> 
> [1] jtreg_test_hotspot_jtreg_tier1_compiler/compiler/jvmci/JVM_GetJVMCIRuntimeTest.jtr:
> 
> jdk.vm.ci.common.JVMCIError: Missing CPU feature constants: [MAX]
>         at jdk.internal.vm.ci/jdk.vm.ci.hotspot.HotSpotJVMCIBackendFactory.convertFeatures(HotSpotJVMCIBackendFactory.java:79)
>         at jdk.internal.vm.ci/jdk.vm.ci.hotspot.amd64.AMD64HotSpotJVMCIBackendFactory.computeFeatures(AMD64HotSpotJVMCIBackendFactory.java:53)
>         at jdk.internal.vm.ci/jdk.vm.ci.hotspot.amd64.AMD64HotSpotJVMCIBackendFactory.createTarget(AMD64HotSpotJVMCIBackendFactory.java:74)
>         at jdk.internal.vm.ci/jdk.vm.ci.hotspot.amd64.AMD64HotSpotJVMCIBackendFactory.createJVMCIBackend(AMD64HotSpotJVMCIBackendFactory.java:109)
>         at jdk.internal.vm.ci/jdk.vm.ci.hotspot.HotSpotJVMCIRuntime.<init>(HotSpotJVMCIRuntime.java:549)
>         at jdk.internal.vm.ci/jdk.vm.ci.hotspot.HotSpotJVMCIRuntime.runtime(HotSpotJVMCIRuntime.java:176)
>         at jdk.internal.vm.ci/jdk.vm.ci.runtime.JVMCI.initializeRuntime(Native Method)
>         at jdk.internal.vm.ci/jdk.vm.ci.runtime.JVMCI.getRuntime(JVMCI.java:65)
>         at compiler.jvmci.JVM_GetJVMCIRuntimeTest.run(JVM_GetJVMCIRuntimeTest.java:77)
>         at compiler.jvmci.JVM_GetJVMCIRuntimeTest.main(JVM_GetJVMCIRuntimeTest.java:70)
>         at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>         at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
>         at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>         at java.base/java.lang.reflect.Method.invoke(Method.java:568)
>         at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:127)
>         at java.base/java.lang.Thread.run(Thread.java:833)

Marked as reviewed by rmarchenko (no project role).

-------------

PR Review: https://git.openjdk.org/crac/pull/88#pullrequestreview-1504616371