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8003581: UseG1GC is not properly accounted for by INCLUDE_ALTERNATE_GCS

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Fix warning messages when selected garbage collectors are excluded from the minimal jvm.

Reviewed-by: dholmes, cjplummer
This commit is contained in:
Joseph Provino 2013-02-14 11:08:58 -05:00
parent deceb833bf
commit 469a44bcd6
1 changed files with 26 additions and 28 deletions
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54
hotspot/src/share/vm/runtime/arguments.cpp
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@ -1738,16 +1738,6 @@ bool Arguments::verify_percentage(uintx value, const char* name) {
return false;
}
static void force_serial_gc() {
FLAG_SET_DEFAULT(UseSerialGC, true);
FLAG_SET_DEFAULT(UseParNewGC, false);
FLAG_SET_DEFAULT(UseConcMarkSweepGC, false);
FLAG_SET_DEFAULT(CMSIncrementalMode, false); // special CMS suboption
FLAG_SET_DEFAULT(UseParallelGC, false);
FLAG_SET_DEFAULT(UseParallelOldGC, false);
FLAG_SET_DEFAULT(UseG1GC, false);
}
static bool verify_serial_gc_flags() {
return (UseSerialGC &&
!(UseParNewGC || (UseConcMarkSweepGC || CMSIncrementalMode) || UseG1GC ||
@ -3064,6 +3054,27 @@ do { \
} \
} while(0)
#define UNSUPPORTED_GC_OPTION(gc) \
do { \
if (gc) { \
if (FLAG_IS_CMDLINE(gc)) { \
warning(#gc " is not supported in this VM. Using Serial GC."); \
} \
FLAG_SET_DEFAULT(gc, false); \
} \
} while(0)
static void force_serial_gc() {
FLAG_SET_DEFAULT(UseSerialGC, true);
FLAG_SET_DEFAULT(CMSIncrementalMode, false); // special CMS suboption
UNSUPPORTED_GC_OPTION(UseG1GC);
UNSUPPORTED_GC_OPTION(UseParallelGC);
UNSUPPORTED_GC_OPTION(UseParallelOldGC);
UNSUPPORTED_GC_OPTION(UseConcMarkSweepGC);
UNSUPPORTED_GC_OPTION(UseParNewGC);
}
// Parse entry point called from JNI_CreateJavaVM
jint Arguments::parse(const JavaVMInitArgs* args) {
@ -3179,28 +3190,15 @@ jint Arguments::parse(const JavaVMInitArgs* args) {
hotspotrc, hotspotrc);
}
#if (defined JAVASE_EMBEDDED || defined ARM)
UNSUPPORTED_OPTION(UseG1GC, "G1 GC");
#endif
#ifdef _ALLBSD_SOURCE // UseLargePages is not yet supported on BSD.
UNSUPPORTED_OPTION(UseLargePages, "-XX:+UseLargePages");
#endif
#if !INCLUDE_ALL_GCS
if (UseParallelGC) {
warning("Parallel GC is not supported in this VM. Using Serial GC.");
}
if (UseParallelOldGC) {
warning("Parallel Old GC is not supported in this VM. Using Serial GC.");
}
if (UseConcMarkSweepGC) {
warning("Concurrent Mark Sweep GC is not supported in this VM. Using Serial GC.");
}
if (UseParNewGC) {
warning("Par New GC is not supported in this VM. Using Serial GC.");
}
#endif // INCLUDE_ALL_GCS
#if INCLUDE_ALL_GCS
#if (defined JAVASE_EMBEDDED || defined ARM)
UNSUPPORTED_OPTION(UseG1GC, "G1 GC");
#endif
#endif
#ifndef PRODUCT
if (TraceBytecodesAt != 0) {