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src/share/vm/gc/g1/workerDataArray.cpp
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@@ -1,7 +1,7 @@
/*
- * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2015, 2016, Oracle and/or its affiliates. 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
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
@@ -25,69 +25,180 @@
#include "precompiled.hpp"
#include "gc/g1/workerDataArray.inline.hpp"
#include "utilities/ostream.hpp"
template <>
-void WorkerDataArray<double>::WDAPrinter::summary(outputStream* out, const char* title, double min, double avg, double max, double diff, double sum, bool print_sum) {
- out->print("%-25s Min: %4.1lf, Avg: %4.1lf, Max: %4.1lf, Diff: %4.1lf", title, min * MILLIUNITS, avg * MILLIUNITS, max * MILLIUNITS, diff* MILLIUNITS);
+size_t WorkerDataArray<size_t>::uninitialized() {
+ return (size_t)-1;
+}
+
+template <>
+double WorkerDataArray<double>::uninitialized() {
+ return -1.0;
+}
+
+template <>
+void WorkerDataArray<double>::WDAPrinter::summary(outputStream* out, double min, double avg, double max, double diff, double sum, bool print_sum) {
+ out->print(" Min: %4.1lf, Avg: %4.1lf, Max: %4.1lf, Diff: %4.1lf", min * MILLIUNITS, avg * MILLIUNITS, max * MILLIUNITS, diff* MILLIUNITS);
if (print_sum) {
- out->print_cr(", Sum: %4.1lf", sum * MILLIUNITS);
- } else {
- out->cr();
+ out->print(", Sum: %4.1lf", sum * MILLIUNITS);
}
}
template <>
-void WorkerDataArray<size_t>::WDAPrinter::summary(outputStream* out, const char* title, size_t min, double avg, size_t max, size_t diff, size_t sum, bool print_sum) {
- out->print("%-25s Min: " SIZE_FORMAT ", Avg: %4.1lf, Max: " SIZE_FORMAT ", Diff: " SIZE_FORMAT, title, min, avg, max, diff);
+void WorkerDataArray<size_t>::WDAPrinter::summary(outputStream* out, size_t min, double avg, size_t max, size_t diff, size_t sum, bool print_sum) {
+ out->print(" Min: " SIZE_FORMAT ", Avg: %4.1lf, Max: " SIZE_FORMAT ", Diff: " SIZE_FORMAT, min, avg, max, diff);
if (print_sum) {
- out->print_cr(", Sum: " SIZE_FORMAT, sum);
- } else {
- out->cr();
+ out->print(", Sum: " SIZE_FORMAT, sum);
}
}
template <>
-void WorkerDataArray<double>::WDAPrinter::details(const WorkerDataArray<double>* phase, outputStream* out, uint active_threads) {
+void WorkerDataArray<double>::WDAPrinter::details(const WorkerDataArray<double>* phase, outputStream* out) {
out->print("%-25s", "");
- for (uint i = 0; i < active_threads; ++i) {
+ for (uint i = 0; i < phase->_length; ++i) {
+ double value = phase->get(i);
+ if (value != phase->uninitialized()) {
out->print(" %4.1lf", phase->get(i) * 1000.0);
+ } else {
+ out->print(" -");
+ }
}
out->cr();
}
template <>
-void WorkerDataArray<size_t>::WDAPrinter::details(const WorkerDataArray<size_t>* phase, outputStream* out, uint active_threads) {
+void WorkerDataArray<size_t>::WDAPrinter::details(const WorkerDataArray<size_t>* phase, outputStream* out) {
out->print("%-25s", "");
- for (uint i = 0; i < active_threads; ++i) {
+ for (uint i = 0; i < phase->_length; ++i) {
+ size_t value = phase->get(i);
+ if (value != phase->uninitialized()) {
out->print(" " SIZE_FORMAT, phase->get(i));
+ } else {
+ out->print(" -");
+ }
}
out->cr();
}
#ifndef PRODUCT
-void WorkerDataArray_test() {
- const uint length = 3;
- const char* title = "Test array";
- WorkerDataArray<size_t> array(length, title);
- assert(strncmp(array.title(), title, strlen(title)) == 0 , "Expected titles to match");
+#include "memory/resourceArea.hpp"
- const size_t expected[length] = {5, 3, 7};
- for (uint i = 0; i < length; i++) {
- array.set(i, expected[i]);
+void WorkerDataArray_test_verify_string(const char* expected_string, const char* actual_string) {
+ const size_t expected_len = strlen(expected_string);
+
+ assert(expected_len == strlen(actual_string),
+ "Wrong string length, expected " SIZE_FORMAT " but got " SIZE_FORMAT "(Expected '%s' but got: '%s')",
+ expected_len, strlen(actual_string), expected_string, actual_string);
+
+ // Can't use strncmp here because floating point values use different decimal points for different locales.
+ // Allow strings to differ in "." vs. "," only. This should still catch most errors.
+ for (size_t i = 0; i < expected_len; i++) {
+ char e = expected_string[i];
+ char a = actual_string[i];
+ if (e != a) {
+ if ((e == '.' || e == ',') && (a == '.' || a == ',')) {
+ // Most likely just a difference in locale
+ } else {
+ assert(false, "Expected '%s' but got: '%s'", expected_string, actual_string);
}
- for (uint i = 0; i < length; i++) {
- assert(array.get(i) == expected[i], "Expected elements to match");
}
+ }
+}
- assert(array.sum(length) == (5 + 3 + 7), "Expected sums to match");
- assert(array.average(length) == 5.0, "Expected averages to match");
+void WorkerDataArray_test_verify_array(WorkerDataArray<size_t>& array, size_t expected_sum, double expected_avg, const char* expected_summary, const char* exected_details) {
+ const double epsilon = 0.0001;
+ assert(array.sum() == expected_sum, "Wrong sum, expected: " SIZE_FORMAT " but got: " SIZE_FORMAT, expected_sum, array.sum());
+ assert(fabs(array.average() - expected_avg) < epsilon, "Wrong average, expected: %f but got: %f", expected_avg, array.average());
+
+ ResourceMark rm;
+ stringStream out;
+ array.print_summary_on(&out);
+ WorkerDataArray_test_verify_string(expected_summary, out.as_string());
+ out.reset();
+ array.print_details_on(&out);
+ WorkerDataArray_test_verify_string(exected_details, out.as_string());
+}
+
+void WorkerDataArray_test_verify_array(WorkerDataArray<double>& array, double expected_sum, double expected_avg, const char* expected_summary, const char* exected_details) {
+ const double epsilon = 0.0001;
+ assert(fabs(array.sum() - expected_sum) < epsilon, "Wrong sum, expected: %f but got: %f", expected_sum, array.sum());
+ assert(fabs(array.average() - expected_avg) < epsilon, "Wrong average, expected: %f but got: %f", expected_avg, array.average());
+
+ ResourceMark rm;
+ stringStream out;
+ array.print_summary_on(&out);
+ WorkerDataArray_test_verify_string(expected_summary, out.as_string());
+ out.reset();
+ array.print_details_on(&out);
+ WorkerDataArray_test_verify_string(exected_details, out.as_string());
+}
+
+void WorkerDataArray_test_basic() {
+ WorkerDataArray<size_t> array(3, "Test array");
+ array.set(0, 5);
+ array.set(1, 3);
+ array.set(2, 7);
+
+ WorkerDataArray_test_verify_array(array, 15, 5.0,
+ "Test array Min: 3, Avg: 5.0, Max: 7, Diff: 4, Sum: 15, Workers: 3\n",
+ " 5 3 7\n" );
+}
- for (uint i = 0; i < length; i++) {
+void WorkerDataArray_test_add() {
+ WorkerDataArray<size_t> array(3, "Test array");
+ array.set(0, 5);
+ array.set(1, 3);
+ array.set(2, 7);
+
+ for (uint i = 0; i < 3; i++) {
array.add(i, 1);
}
- for (uint i = 0; i < length; i++) {
- assert(array.get(i) == expected[i] + 1, "Expected add to increment values");
- }
+
+ WorkerDataArray_test_verify_array(array, 18, 6.0,
+ "Test array Min: 4, Avg: 6.0, Max: 8, Diff: 4, Sum: 18, Workers: 3\n",
+ " 6 4 8\n" );
+}
+
+void WorkerDataArray_test_with_uninitialized() {
+ WorkerDataArray<size_t> array(3, "Test array");
+ array.set(0, 5);
+ array.set(1, WorkerDataArray<size_t>::uninitialized());
+ array.set(2, 7);
+
+ WorkerDataArray_test_verify_array(array, 12, 6,
+ "Test array Min: 5, Avg: 6.0, Max: 7, Diff: 2, Sum: 12, Workers: 2\n",
+ " 5 - 7\n" );
+}
+
+void WorkerDataArray_test_uninitialized() {
+ WorkerDataArray<size_t> array(3, "Test array");
+ array.set(0, WorkerDataArray<size_t>::uninitialized());
+ array.set(1, WorkerDataArray<size_t>::uninitialized());
+ array.set(2, WorkerDataArray<size_t>::uninitialized());
+
+ WorkerDataArray_test_verify_array(array, 0, 0.0,
+ "Test array skipped\n",
+ " - - -\n" );
+}
+
+void WorkerDataArray_test_double_with_uninitialized() {
+ WorkerDataArray<double> array(3, "Test array");
+ array.set(0, 5.1 / MILLIUNITS);
+ array.set(1, WorkerDataArray<double>::uninitialized());
+ array.set(2, 7.2 / MILLIUNITS);
+
+ WorkerDataArray_test_verify_array(array, 12.3 / MILLIUNITS, 6.15 / MILLIUNITS,
+ "Test array Min: 5.1, Avg: 6.1, Max: 7.2, Diff: 2.1, Sum: 12.3, Workers: 2\n",
+ " 5.1 - 7.2\n" );
}
+
+void WorkerDataArray_test() {
+ WorkerDataArray_test_basic();
+ WorkerDataArray_test_add();
+ WorkerDataArray_test_with_uninitialized();
+ WorkerDataArray_test_uninitialized();
+ WorkerDataArray_test_double_with_uninitialized();
+}
+
#endif
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