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src/share/vm/runtime/commandLineFlagConstraintsGC.cpp
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@@ -28,20 +28,64 @@
#include "runtime/globals.hpp"
#include "utilities/defaultStream.hpp"
#if INCLUDE_ALL_GCS
#include "gc/g1/g1_globals.hpp"
+#include "gc/g1/heapRegionBounds.inline.hpp"
+#include "gc/parallel/parallelScavengeHeap.hpp"
+#include "gc/shared/plab.hpp"
#endif // INCLUDE_ALL_GCS
#ifdef COMPILER1
#include "c1/c1_globals.hpp"
#endif // COMPILER1
#ifdef COMPILER2
#include "opto/c2_globals.hpp"
#endif // COMPILER2
+static Flag::Error MinPLABSizeBounds(const char* name, bool verbose, size_t* value) {
+#if INCLUDE_ALL_GCS
+ if ((UseConcMarkSweepGC || UseG1GC) && (*value < PLAB::min_size())) {
+ if (verbose == true) {
+ jio_fprintf(defaultStream::error_stream(),
+ "%s (" SIZE_FORMAT ") must be greater than "
+ "PLAB::min_size (" SIZE_FORMAT ")\n",
+ name, *value, PLAB::min_size());
+ }
+ return Flag::VIOLATES_CONSTRAINT;
+ }
+#endif // INCLUDE_ALL_GCS
+ return Flag::SUCCESS;
+}
+
+static Flag::Error MaxPLABSizeBounds(const char* name, bool verbose, size_t* value) {
+#if INCLUDE_ALL_GCS
+ if ((UseConcMarkSweepGC || UseG1GC) && (*value > PLAB::max_size())) {
+ if (verbose == true) {
+ jio_fprintf(defaultStream::error_stream(),
+ "%s (" SIZE_FORMAT ") must be less than "
+ "PLAB::max_size (" SIZE_FORMAT ")\n",
+ name, *value, PLAB::max_size());
+ }
+ return Flag::VIOLATES_CONSTRAINT;
+ }
+#endif // INCLUDE_ALL_GCS
+ return Flag::SUCCESS;
+}
+
+static Flag::Error MinMaxPLABSizeBounds(const char* name, bool verbose, size_t* value) {
+ if (MinPLABSizeBounds(name, verbose, value) == Flag::SUCCESS) {
+ return MaxPLABSizeBounds(name, verbose, value);
+ }
+ return Flag::VIOLATES_CONSTRAINT;
+}
+
+Flag::Error YoungPLABSizeConstraintFunc(bool verbose, size_t* value) {
+ return MinMaxPLABSizeBounds("YoungPLABSize", verbose, value);
+}
+
Flag::Error MinHeapFreeRatioConstraintFunc(bool verbose, uintx* value) {
- if ((CommandLineFlags::finishedInitializing()) && (*value > MaxHeapFreeRatio)) {
+ if (*value > MaxHeapFreeRatio) {
if (verbose == true) {
jio_fprintf(defaultStream::error_stream(),
"MinHeapFreeRatio (" UINTX_FORMAT ") must be less than or "
"equal to MaxHeapFreeRatio (" UINTX_FORMAT ")\n",
*value, MaxHeapFreeRatio);
@@ -51,11 +95,11 @@
return Flag::SUCCESS;
}
}
Flag::Error MaxHeapFreeRatioConstraintFunc(bool verbose, uintx* value) {
- if ((CommandLineFlags::finishedInitializing()) && (*value < MinHeapFreeRatio)) {
+ if (*value < MinHeapFreeRatio) {
if (verbose == true) {
jio_fprintf(defaultStream::error_stream(),
"MaxHeapFreeRatio (" UINTX_FORMAT ") must be greater than or "
"equal to MinHeapFreeRatio (" UINTX_FORMAT ")\n",
*value, MinHeapFreeRatio);
@@ -65,11 +109,11 @@
return Flag::SUCCESS;
}
}
Flag::Error MinMetaspaceFreeRatioConstraintFunc(bool verbose, uintx* value) {
- if ((CommandLineFlags::finishedInitializing()) && (*value > MaxMetaspaceFreeRatio)) {
+ if (*value > MaxMetaspaceFreeRatio) {
if (verbose == true) {
jio_fprintf(defaultStream::error_stream(),
"MinMetaspaceFreeRatio (" UINTX_FORMAT ") must be less than or "
"equal to MaxMetaspaceFreeRatio (" UINTX_FORMAT ")\n",
*value, MaxMetaspaceFreeRatio);
@@ -79,11 +123,11 @@
return Flag::SUCCESS;
}
}
Flag::Error MaxMetaspaceFreeRatioConstraintFunc(bool verbose, uintx* value) {
- if ((CommandLineFlags::finishedInitializing()) && (*value < MinMetaspaceFreeRatio)) {
+ if (*value < MinMetaspaceFreeRatio) {
if (verbose == true) {
jio_fprintf(defaultStream::error_stream(),
"MaxMetaspaceFreeRatio (" UINTX_FORMAT ") must be greater than or "
"equal to MinMetaspaceFreeRatio (" UINTX_FORMAT ")\n",
*value, MinMetaspaceFreeRatio);
@@ -104,11 +148,11 @@
}
Flag::Error InitialTenuringThresholdConstraintFunc(bool verbose, uintx* value) {
UseConcMarkSweepGCWorkaroundIfNeeded(*value, MaxTenuringThreshold);
- if ((CommandLineFlags::finishedInitializing()) && (*value > MaxTenuringThreshold)) {
+ if (*value > MaxTenuringThreshold) {
if (verbose == true) {
jio_fprintf(defaultStream::error_stream(),
"InitialTenuringThreshold (" UINTX_FORMAT ") must be less than or "
"equal to MaxTenuringThreshold (" UINTX_FORMAT ")\n",
*value, MaxTenuringThreshold);
@@ -120,11 +164,11 @@
}
Flag::Error MaxTenuringThresholdConstraintFunc(bool verbose, uintx* value) {
UseConcMarkSweepGCWorkaroundIfNeeded(InitialTenuringThreshold, *value);
- if ((CommandLineFlags::finishedInitializing()) && (*value < InitialTenuringThreshold)) {
+ if (*value < InitialTenuringThreshold) {
if (verbose == true) {
jio_fprintf(defaultStream::error_stream(),
"MaxTenuringThreshold (" UINTX_FORMAT ") must be greater than or "
"equal to InitialTenuringThreshold (" UINTX_FORMAT ")\n",
*value, InitialTenuringThreshold);
@@ -134,13 +178,12 @@
return Flag::SUCCESS;
}
}
#if INCLUDE_ALL_GCS
-
Flag::Error G1NewSizePercentConstraintFunc(bool verbose, uintx* value) {
- if ((CommandLineFlags::finishedInitializing()) && (*value > G1MaxNewSizePercent)) {
+ if (*value > G1MaxNewSizePercent) {
if (verbose == true) {
jio_fprintf(defaultStream::error_stream(),
"G1NewSizePercent (" UINTX_FORMAT ") must be less than or "
"equal to G1MaxNewSizePercent (" UINTX_FORMAT ")\n",
*value, G1MaxNewSizePercent);
@@ -150,11 +193,11 @@
return Flag::SUCCESS;
}
}
Flag::Error G1MaxNewSizePercentConstraintFunc(bool verbose, uintx* value) {
- if ((CommandLineFlags::finishedInitializing()) && (*value < G1NewSizePercent)) {
+ if (*value < G1NewSizePercent) {
if (verbose == true) {
jio_fprintf(defaultStream::error_stream(),
"G1MaxNewSizePercent (" UINTX_FORMAT ") must be greater than or "
"equal to G1NewSizePercent (" UINTX_FORMAT ")\n",
*value, G1NewSizePercent);
@@ -166,11 +209,11 @@
}
#endif // INCLUDE_ALL_GCS
Flag::Error CMSOldPLABMinConstraintFunc(bool verbose, size_t* value) {
- if ((CommandLineFlags::finishedInitializing()) && (*value > CMSOldPLABMax)) {
+ if (*value > CMSOldPLABMax) {
if (verbose == true) {
jio_fprintf(defaultStream::error_stream(),
"CMSOldPLABMin (" SIZE_FORMAT ") must be less than or "
"equal to CMSOldPLABMax (" SIZE_FORMAT ")\n",
*value, CMSOldPLABMax);
@@ -180,11 +223,11 @@
return Flag::SUCCESS;
}
}
Flag::Error CMSPrecleanDenominatorConstraintFunc(bool verbose, uintx* value) {
- if ((CommandLineFlags::finishedInitializing()) && (*value <= CMSPrecleanNumerator)) {
+ if (*value <= CMSPrecleanNumerator) {
if (verbose == true) {
jio_fprintf(defaultStream::error_stream(),
"CMSPrecleanDenominator (" UINTX_FORMAT ") must be strickly greater than "
"CMSPrecleanNumerator (" UINTX_FORMAT ")\n",
*value, CMSPrecleanNumerator);
@@ -194,11 +237,11 @@
return Flag::SUCCESS;
}
}
Flag::Error CMSPrecleanNumeratorConstraintFunc(bool verbose, uintx* value) {
- if ((CommandLineFlags::finishedInitializing()) && (*value > (CMSPrecleanDenominator - 1))) {
+ if (*value > (CMSPrecleanDenominator - 1)) {
if (verbose == true) {
jio_fprintf(defaultStream::error_stream(),
"CMSPrecleanNumerator (" UINTX_FORMAT ") must be less than or "
"equal to CMSPrecleanDenominator - 1 (" UINTX_FORMAT ")\n", *value,
CMSPrecleanDenominator - 1);
@@ -208,11 +251,10 @@
return Flag::SUCCESS;
}
}
Flag::Error SurvivorAlignmentInBytesConstraintFunc(bool verbose, intx* value) {
- if (CommandLineFlags::finishedInitializing()) {
if (*value != 0) {
if (!is_power_of_2(*value)) {
if (verbose == true) {
jio_fprintf(defaultStream::error_stream(),
"SurvivorAlignmentInBytes (" INTX_FORMAT ") must be power of 2\n",
@@ -222,14 +264,13 @@
}
if (*value < ObjectAlignmentInBytes) {
if (verbose == true) {
jio_fprintf(defaultStream::error_stream(),
"SurvivorAlignmentInBytes (" INTX_FORMAT ") must be greater than or "
- "equal to ObjectAlignmentInBytes (" INTX_FORMAT ") \n",
+ "equal to ObjectAlignmentInBytes (" INTX_FORMAT ")\n",
*value, ObjectAlignmentInBytes);
}
return Flag::VIOLATES_CONSTRAINT;
}
}
- }
return Flag::SUCCESS;
}
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