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8240069: Shenandoah: turn more flags diagnostic

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Reviewed-by: rkennke
This commit is contained in:
Aleksey Shipilev 2020-02-26 19:36:43 +01:00
parent b09add641b
commit 331f492ad5
2 changed files with 11 additions and 8 deletions
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8
src/hotspot/share/gc/shenandoah/shenandoah_globals.hpp
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@ -337,7 +337,7 @@
experimental(uint, ShenandoahParallelSafepointThreads, 4, \
"Number of parallel threads used for safepoint prolog/epilog") \
\
experimental(bool, ShenandoahPreclean, true, \
diagnostic(bool, ShenandoahPreclean, true, \
"Do concurrent preclean phase before final mark: process " \
"definitely alive references to avoid dealing with them during " \
"pause.") \
@ -363,10 +363,10 @@
diagnostic(bool, ShenandoahLoadRefBarrier, true, \
"Turn on/off load-reference barriers in Shenandoah") \
\
experimental(bool, ShenandoahConcurrentScanCodeRoots, true, \
diagnostic(bool, ShenandoahConcurrentScanCodeRoots, true, \
"Scan code roots concurrently, instead of during a pause") \
\
experimental(uintx, ShenandoahCodeRootsStyle, 2, \
diagnostic(uintx, ShenandoahCodeRootsStyle, 2, \
"Use this style to scan code cache:" \
" 0 - sequential iterator;" \
" 1 - parallel iterator;" \
@ -383,7 +383,7 @@
develop(bool, ShenandoahVerifyOptoBarriers, false, \
"Verify no missing barriers in C2") \
\
experimental(bool, ShenandoahLoopOptsAfterExpansion, true, \
diagnostic(bool, ShenandoahLoopOptsAfterExpansion, true, \
"Attempt more loop opts after barrier expansion") \
\
diagnostic(bool, ShenandoahSelfFixing, true, \

11
test/hotspot/jtreg/gc/shenandoah/options/TestCodeCacheRootStyles.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2017, 2018, Red Hat, Inc. All rights reserved.
* Copyright (c) 2017, 2020, Red Hat, Inc. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -25,9 +25,12 @@
/* @test TestCodeCacheRootStyles
* @key gc
* @requires vm.gc.Shenandoah & !vm.graal.enabled
* @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:ShenandoahCodeRootsStyle=0 TestCodeCacheRootStyles
* @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:ShenandoahCodeRootsStyle=1 TestCodeCacheRootStyles
* @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC -XX:ShenandoahCodeRootsStyle=2 TestCodeCacheRootStyles
* @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UnlockDiagnosticVMOptions
* -XX:+UseShenandoahGC -XX:ShenandoahCodeRootsStyle=0 TestCodeCacheRootStyles
* @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UnlockDiagnosticVMOptions
* -XX:+UseShenandoahGC -XX:ShenandoahCodeRootsStyle=1 TestCodeCacheRootStyles
* @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+UnlockDiagnosticVMOptions
* -XX:+UseShenandoahGC -XX:ShenandoahCodeRootsStyle=2 TestCodeCacheRootStyles
*/
public class TestCodeCacheRootStyles {