Perf

tracetypes/org.eclipse.tracecompass.incubator.perf.core.tests/.classpath

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-17">
+		<attributes>
+			<attribute name="annotationpath" value="/org.eclipse.tracecompass.incubator.annotations/annotations"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins">
+		<attributes>
+			<attribute name="annotationpath" value="/org.eclipse.tracecompass.incubator.annotations/annotations"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>

tracetypes/org.eclipse.tracecompass.incubator.perf.core.tests/.gitignore

@@ -0,0 +1,2 @@
+bin/
+target/

tracetypes/org.eclipse.tracecompass.incubator.perf.core.tests/.project

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>org.eclipse.tracecompass.incubator.perf.core.tests</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.pde.ManifestBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.pde.SchemaBuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.pde.PluginNature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

tracetypes/org.eclipse.tracecompass.incubator.perf.core.tests/.settings/org.eclipse.core.resources.prefs

@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+encoding/<project>=UTF-8

tracetypes/org.eclipse.tracecompass.incubator.perf.core.tests/.settings/org.eclipse.core.runtime.prefs

@@ -0,0 +1,2 @@
+eclipse.preferences.version=1
+line.separator=\n

tracetypes/org.eclipse.tracecompass.incubator.perf.core.tests/.settings/org.eclipse.jdt.ui.prefs

@@ -0,0 +1,60 @@
+eclipse.preferences.version=1
+editor_save_participant_org.eclipse.jdt.ui.postsavelistener.cleanup=true
+formatter_profile=_tmf-test-style
+formatter_settings_version=12
+org.eclipse.jdt.ui.exception.name=e
+org.eclipse.jdt.ui.gettersetter.use.is=true
+org.eclipse.jdt.ui.keywordthis=false
+org.eclipse.jdt.ui.overrideannotation=true
+sp_cleanup.add_default_serial_version_id=true
+sp_cleanup.add_generated_serial_version_id=false
+sp_cleanup.add_missing_annotations=false
+sp_cleanup.add_missing_deprecated_annotations=true
+sp_cleanup.add_missing_methods=false
+sp_cleanup.add_missing_nls_tags=false
+sp_cleanup.add_missing_override_annotations=true
+sp_cleanup.add_missing_override_annotations_interface_methods=true
+sp_cleanup.add_serial_version_id=false
+sp_cleanup.always_use_blocks=true
+sp_cleanup.always_use_parentheses_in_expressions=false
+sp_cleanup.always_use_this_for_non_static_field_access=false
+sp_cleanup.always_use_this_for_non_static_method_access=false
+sp_cleanup.convert_to_enhanced_for_loop=false
+sp_cleanup.correct_indentation=false
+sp_cleanup.format_source_code=false
+sp_cleanup.format_source_code_changes_only=false
+sp_cleanup.make_local_variable_final=false
+sp_cleanup.make_parameters_final=false
+sp_cleanup.make_private_fields_final=true
+sp_cleanup.make_type_abstract_if_missing_method=false
+sp_cleanup.make_variable_declarations_final=false
+sp_cleanup.never_use_blocks=false
+sp_cleanup.never_use_parentheses_in_expressions=true
+sp_cleanup.on_save_use_additional_actions=true
+sp_cleanup.organize_imports=false
+sp_cleanup.qualify_static_field_accesses_with_declaring_class=false
+sp_cleanup.qualify_static_member_accesses_through_instances_with_declaring_class=true
+sp_cleanup.qualify_static_member_accesses_through_subtypes_with_declaring_class=true
+sp_cleanup.qualify_static_member_accesses_with_declaring_class=false
+sp_cleanup.qualify_static_method_accesses_with_declaring_class=false
+sp_cleanup.remove_private_constructors=true
+sp_cleanup.remove_trailing_whitespaces=true
+sp_cleanup.remove_trailing_whitespaces_all=true
+sp_cleanup.remove_trailing_whitespaces_ignore_empty=false
+sp_cleanup.remove_unnecessary_casts=false
+sp_cleanup.remove_unnecessary_nls_tags=false
+sp_cleanup.remove_unused_imports=false
+sp_cleanup.remove_unused_local_variables=false
+sp_cleanup.remove_unused_private_fields=true
+sp_cleanup.remove_unused_private_members=false
+sp_cleanup.remove_unused_private_methods=true
+sp_cleanup.remove_unused_private_types=true
+sp_cleanup.sort_members=false
+sp_cleanup.sort_members_all=false
+sp_cleanup.use_blocks=true
+sp_cleanup.use_blocks_only_for_return_and_throw=false
+sp_cleanup.use_parentheses_in_expressions=false
+sp_cleanup.use_this_for_non_static_field_access=false
+sp_cleanup.use_this_for_non_static_field_access_only_if_necessary=true
+sp_cleanup.use_this_for_non_static_method_access=false
+sp_cleanup.use_this_for_non_static_method_access_only_if_necessary=true

tracetypes/org.eclipse.tracecompass.incubator.perf.core.tests/.settings/org.eclipse.pde.prefs

@@ -0,0 +1,32 @@
+compilers.f.unresolved-features=1
+compilers.f.unresolved-plugins=1
+compilers.incompatible-environment=1
+compilers.p.build=1
+compilers.p.build.bin.includes=0
+compilers.p.build.encodings=2
+compilers.p.build.java.compiler=2
+compilers.p.build.java.compliance=1
+compilers.p.build.missing.output=2
+compilers.p.build.output.library=1
+compilers.p.build.source.library=0
+compilers.p.build.src.includes=0
+compilers.p.deprecated=1
+compilers.p.discouraged-class=1
+compilers.p.internal=1
+compilers.p.missing-packages=1
+compilers.p.missing-version-export-package=2
+compilers.p.missing-version-import-package=2
+compilers.p.missing-version-require-bundle=2
+compilers.p.no-required-att=0
+compilers.p.not-externalized-att=2
+compilers.p.unknown-attribute=1
+compilers.p.unknown-class=1
+compilers.p.unknown-element=1
+compilers.p.unknown-identifier=1
+compilers.p.unknown-resource=1
+compilers.p.unresolved-ex-points=0
+compilers.p.unresolved-import=0
+compilers.s.create-docs=false
+compilers.s.doc-folder=doc
+compilers.s.open-tags=1
+eclipse.preferences.version=1

tracetypes/org.eclipse.tracecompass.incubator.perf.core.tests/META-INF/MANIFEST.MF

@@ -0,0 +1,19 @@
+Manifest-Version: 1.0
+Bundle-ManifestVersion: 2
+Bundle-Name: %Bundle-Name
+Bundle-Vendor: %Bundle-Vendor
+Bundle-SymbolicName: org.eclipse.tracecompass.incubator.perf.core.tests
+Bundle-Version: 0.1.0.qualifier
+Bundle-Localization: plugin
+Bundle-RequiredExecutionEnvironment: JavaSE-17
+Require-Bundle: org.eclipse.core.runtime,
+ org.eclipse.core.resources,
+ org.eclipse.tracecompass.common.core,
+ org.eclipse.tracecompass.tmf.core,
+ org.eclipse.tracecompass.statesystem.core,
+ org.eclipse.tracecompass.analysis.profiling.core,
+ org.eclipse.tracecompass.incubator.perf.core,
+ org.junit,
+ org.eclipse.jdt.annotation;bundle-version="[2.0.0,3.0.0)";resolution:=optional
+Export-Package: org.eclipse.tracecompass.incubator.perf.core.tests
+Automatic-Module-Name: org.eclipse.tracecompass.incubator.perf.core.tests

tracetypes/org.eclipse.tracecompass.incubator.perf.core.tests/about.html

@@ -0,0 +1,36 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
+    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml">
+<head>
+<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1" />
+<title>About</title>
+</head>
+<body lang="EN-US">
+	<h2>About This Content</h2>
+
+	<p>November 30, 2017</p>
+	<h3>License</h3>
+
+	<p>
+		The Eclipse Foundation makes available all content in this plug-in
+		(&quot;Content&quot;). Unless otherwise indicated below, the Content
+		is provided to you under the terms and conditions of the Eclipse
+		Public License Version 2.0 (&quot;EPL&quot;). A copy of the EPL is
+		available at <a href="http://www.eclipse.org/legal/epl-2.0">http://www.eclipse.org/legal/epl-2.0</a>.
+		For purposes of the EPL, &quot;Program&quot; will mean the Content.
+	</p>
+
+	<p>
+		If you did not receive this Content directly from the Eclipse
+		Foundation, the Content is being redistributed by another party
+		(&quot;Redistributor&quot;) and different terms and conditions may
+		apply to your use of any object code in the Content. Check the
+		Redistributor's license that was provided with the Content. If no such
+		license exists, contact the Redistributor. Unless otherwise indicated
+		below, the terms and conditions of the EPL still apply to any source
+		code in the Content and such source code may be obtained at <a
+			href="http://www.eclipse.org/">http://www.eclipse.org</a>.
+	</p>
+
+</body>
+</html>

tracetypes/org.eclipse.tracecompass.incubator.perf.core.tests/build.properties

@@ -0,0 +1,18 @@
+###############################################################################
+# Copyright (c) 2026 Ericsson
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License 2.0
+# which accompanies this distribution, and is available at
+# https://www.eclipse.org/legal/epl-2.0
+#
+# SPDX-License-Identifier: EPL-2.0
+###############################################################################
+
+source.. = src/
+output.. = bin/
+bin.includes = META-INF/,\
+               .,\
+               about.html,\
+               plugin.properties,\
+               traces/

tracetypes/org.eclipse.tracecompass.incubator.perf.core.tests/plugin.properties

@@ -0,0 +1,13 @@
+###############################################################################
+# Copyright (c) 2026 Ericsson
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Eclipse Public License 2.0
+# which accompanies this distribution, and is available at
+# https://www.eclipse.org/legal/epl-2.0
+#
+# SPDX-License-Identifier: EPL-2.0
+###############################################################################
+
+Bundle-Vendor = Eclipse Trace Compass Incubator
+Bundle-Name = Trace Compass Incubator perf.data Core Tests Plug-in

tracetypes/org.eclipse.tracecompass.incubator.perf.core.tests/src/org/eclipse/tracecompass/incubator/perf/core/tests/PerfDataCallchainTest.java

@@ -0,0 +1,144 @@
+/*******************************************************************************
+ * Copyright (c) 2026 Ericsson
+ *
+ * All rights reserved. This program and the accompanying materials are
+ * made available under the terms of the Eclipse Public License 2.0 which
+ * accompanies this distribution, and is available at
+ * https://www.eclipse.org/legal/epl-2.0/
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *******************************************************************************/
+
+package org.eclipse.tracecompass.incubator.perf.core.tests;
+
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+
+import java.io.File;
+import java.io.IOException;
+
+import org.eclipse.tracecompass.incubator.internal.perf.core.PerfConstants;
+import org.eclipse.tracecompass.incubator.internal.perf.core.PerfDataReader;
+import org.eclipse.tracecompass.incubator.internal.perf.core.PerfRecord;
+import org.junit.Test;
+
+/**
+ * Structural test for the callchain data exposed by {@link PerfDataReader}.
+ *
+ * The callchain analysis module expects each {@code PERF_RECORD_SAMPLE}
+ * record to carry a {@code callchain} {@code long[]} in its fields. This
+ * test walks the bundled sample file and verifies that assumption so we
+ * don't silently regress the data shape that the analysis depends on.
+ */
+public class PerfDataCallchainTest {
+
+    /**
+     * Verify that the bundled trace has {@code PERF_RECORD_SAMPLE} records
+     * and that, when callchains are present, they carry non-sentinel IPs.
+     *
+     * The bundled sample was captured without {@code -g}, so every SAMPLE
+     * has an empty callchain. We still exercise the code path and make
+     * sure the data shape (a {@code long[]} in the {@code callchain}
+     * field, or its absence) matches what the analysis module expects.
+     *
+     * @throws IOException
+     *             on I/O error
+     */
+    @Test
+    public void hasNonTrivialCallchains() throws IOException {
+        File file = PerfDataTraceTest.resolveTraceFile();
+        try (PerfDataReader reader = new PerfDataReader(file)) {
+            long off = reader.getDataOffset();
+            long end = off + reader.getDataSize();
+            int samples = 0;
+            int samplesWithChain = 0;
+            int realIps = 0;
+            while (off < end) {
+                PerfRecord rec = reader.readRecordAt(off);
+                if (rec == null) {
+                    break;
+                }
+                if (rec.getType() == PerfConstants.PERF_RECORD_SAMPLE) {
+                    samples++;
+                    Object cc = rec.getField("callchain"); //$NON-NLS-1$
+                    if (cc instanceof long[]) {
+                        long[] chain = (long[]) cc;
+                        if (chain.length > 0) {
+                            samplesWithChain++;
+                        }
+                        for (long ip : chain) {
+                            // PERF_CONTEXT_* sentinels live in the top 128 bytes of the address space
+                            if (Long.compareUnsigned(ip, 0xffffffffffffff80L) < 0 && ip != 0) {
+                                realIps++;
+                            }
+                        }
+                    }
+                }
+                off += rec.getSize();
+            }
+            assertNotNull(file);
+            assertTrue("expected some SAMPLE records, got " + samples, samples > 0); //$NON-NLS-1$
+            // Callchains are only present when perf was run with -g. If any
+            // are present in the bundled trace, at least one must contain a
+            // non-sentinel IP.
+            if (samplesWithChain > 0) {
+                assertTrue("expected non-sentinel IPs in callchains, got " + realIps, //$NON-NLS-1$
+                        realIps > 0);
+            }
+        }
+    }
+
+    /**
+     * The second bundled trace ({@code traces/perf-callgraph.data}) was
+     * captured with {@code perf record -g ping 4.4.4.4 -c 3} so every
+     * SAMPLE carries a callchain. Make sure the reader exposes it as a
+     * {@code long[]} containing at least one real IP.
+     *
+     * @throws IOException
+     *             on I/O error
+     */
+    @Test
+    public void callgraphTraceHasRealChains() throws IOException {
+        File file = PerfDataTraceTest.resolveCallgraphTraceFile();
+        if (!file.isFile()) {
+            // Bundled only in the source tree; skip gracefully when the
+            // test is run from an unusual working directory.
+            return;
+        }
+        try (PerfDataReader reader = new PerfDataReader(file)) {
+            long off = reader.getDataOffset();
+            long end = off + reader.getDataSize();
+            int samples = 0;
+            int samplesWithChain = 0;
+            int realIps = 0;
+            while (off < end) {
+                PerfRecord rec = reader.readRecordAt(off);
+                if (rec == null) {
+                    break;
+                }
+                if (rec.getType() == PerfConstants.PERF_RECORD_SAMPLE) {
+                    samples++;
+                    Object cc = rec.getField("callchain"); //$NON-NLS-1$
+                    if (cc instanceof long[]) {
+                        long[] chain = (long[]) cc;
+                        if (chain.length > 0) {
+                            samplesWithChain++;
+                        }
+                        for (long ip : chain) {
+                            if (Long.compareUnsigned(ip, 0xffffffffffffff80L) < 0 && ip != 0) {
+                                realIps++;
+                            }
+                        }
+                    }
+                }
+                off += rec.getSize();
+            }
+            assertNotNull(file);
+            assertTrue("expected samples, got " + samples, samples > 0); //$NON-NLS-1$
+            assertTrue("expected callchains on every sample, got " //$NON-NLS-1$
+                    + samplesWithChain + "/" + samples, //$NON-NLS-1$
+                    samplesWithChain == samples && samples > 0);
+            assertTrue("expected non-sentinel IPs, got " + realIps, realIps > samples); //$NON-NLS-1$
+        }
+    }
+}