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8245717: VM option "-XX:EnableJVMCIProduct" could not be repetitively enabled

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Reviewed-by: dholmes, kvn
This commit is contained in:
Xiaohong Gong 2020-06-02 04:32:40 +00:00
parent 00f223e22f
commit 1adecc8e3a
2 changed files with 9 additions and 1 deletions
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4
src/hotspot/share/runtime/arguments.cpp
View file

@ -3042,6 +3042,10 @@ jint Arguments::parse_each_vm_init_arg(const JavaVMInitArgs* args, bool* patch_m
return JNI_EINVAL;
}
} else if (match_option(option, "-XX:+EnableJVMCIProduct")) {
// Just continue, since "-XX:+EnableJVMCIProduct" has been specified before
if (EnableJVMCIProduct) {
continue;
}
JVMFlag *jvmciFlag = JVMFlag::find_flag("EnableJVMCIProduct");
// Allow this flag if it has been unlocked.
if (jvmciFlag != NULL && jvmciFlag->is_unlocked()) {

6
test/hotspot/jtreg/compiler/jvmci/TestEnableJVMCIProduct.java
View file

@ -23,7 +23,7 @@
/*
* @test
* @bug 8235539
* @bug 8235539 8245717
* @summary Tests effect of -XX:+EnableJVMCIProduct on EnableJVMCI and UseJVMCICompiler
* @requires vm.jvmci
* @library /test/lib
@ -65,6 +65,10 @@ public class TestEnableJVMCIProduct {
test("-XX:-EnableJVMCI",
new Expectation("EnableJVMCI", "false", "command line"),
new Expectation("UseJVMCICompiler", "false", "default"));
test("-XX:+EnableJVMCIProduct",
new Expectation("EnableJVMCIProduct", "true", "command line"),
new Expectation("EnableJVMCI", "true", "default"),
new Expectation("UseJVMCICompiler", "true", "default"));
}
static void test(String explicitFlag, Expectation... expectations) throws Exception {