OpenJDK / jdk / hs

changeset 43405:1fab8e6866d7

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8168792: [AOT] problems in MethodHandle with aot-compiled java.base Summary: Properly support assertions in AOT Reviewed-by: kvn
author iveresov
date Thu, 22 Dec 2016 17:26:02 -0800
parents c37afe5dc3a4
children 6e7a0f24778b f6dc40ed6ce9
files hotspot/src/jdk.aot/share/classes/jdk.tools.jaotc.binformat/src/jdk/tools/jaotc/binformat/BinaryContainer.java hotspot/src/jdk.aot/share/classes/jdk.tools.jaotc/src/jdk/tools/jaotc/AOTBackend.java hotspot/src/jdk.aot/share/classes/jdk.tools.jaotc/src/jdk/tools/jaotc/Main.java hotspot/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/meta/HotSpotNodePlugin.java hotspot/src/share/vm/aot/aotCodeHeap.cpp hotspot/src/share/vm/aot/aotCodeHeap.hpp
diffstat 6 files changed, 66 insertions(+), 40 deletions(-) [+]
line wrap: on
line diff
--- a/hotspot/src/jdk.aot/share/classes/jdk.tools.jaotc.binformat/src/jdk/tools/jaotc/binformat/BinaryContainer.java	Thu Dec 22 15:01:20 2016 -0600
+++ b/hotspot/src/jdk.aot/share/classes/jdk.tools.jaotc.binformat/src/jdk/tools/jaotc/binformat/BinaryContainer.java	Thu Dec 22 17:26:02 2016 -0800
@@ -37,6 +37,7 @@
 import jdk.tools.jaotc.binformat.Symbol.Kind;
 import jdk.tools.jaotc.binformat.elf.JELFRelocObject;
 import org.graalvm.compiler.hotspot.GraalHotSpotVMConfig;
+import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderConfiguration;
 
 /**
  * A format-agnostic container class that holds various components of a binary.
@@ -257,9 +258,9 @@
      * prefix {@code prefix}. It also initializes internal code container, symbol table and
      * relocation tables.
      */
-    public BinaryContainer(GraalHotSpotVMConfig config, String jvmVersion) {
-        this.codeSegmentSize = config.codeSegmentSize;
-        this.codeEntryAlignment = config.codeEntryAlignment;
+    public BinaryContainer(GraalHotSpotVMConfig graalHotSpotVMConfig, GraphBuilderConfiguration graphBuilderConfig, String jvmVersion) {
+        this.codeSegmentSize = graalHotSpotVMConfig.codeSegmentSize;
+        this.codeEntryAlignment = graalHotSpotVMConfig.codeEntryAlignment;
 
         // read only, code
         codeContainer = new CodeContainer(".text", this);
@@ -289,30 +290,31 @@
 
         addGlobalSymbols();
 
-        recordConfiguration(config);
+        recordConfiguration(graalHotSpotVMConfig, graphBuilderConfig);
     }
 
-    private void recordConfiguration(GraalHotSpotVMConfig config) {
+    private void recordConfiguration(GraalHotSpotVMConfig graalHotSpotVMConfig, GraphBuilderConfiguration graphBuilderConfig) {
         // @formatter:off
-        boolean[] booleanFlags = { config.cAssertions, // Debug VM
-                                   config.useCompressedOops,
-                                   config.useCompressedClassPointers,
-                                   config.compactFields,
-                                   config.useG1GC,
-                                   config.useCMSGC,
-                                   config.useTLAB,
-                                   config.useBiasedLocking,
+        boolean[] booleanFlags = { graalHotSpotVMConfig.cAssertions, // Debug VM
+                                   graalHotSpotVMConfig.useCompressedOops,
+                                   graalHotSpotVMConfig.useCompressedClassPointers,
+                                   graalHotSpotVMConfig.compactFields,
+                                   graalHotSpotVMConfig.useG1GC,
+                                   graalHotSpotVMConfig.useCMSGC,
+                                   graalHotSpotVMConfig.useTLAB,
+                                   graalHotSpotVMConfig.useBiasedLocking,
                                    TieredAOT.getValue(),
-                                   config.enableContended,
-                                   config.restrictContended,
+                                   graalHotSpotVMConfig.enableContended,
+                                   graalHotSpotVMConfig.restrictContended,
+                                   graphBuilderConfig.omitAssertions()
         };
 
-        int[] intFlags         = { config.narrowOopShift,
-                                   config.narrowKlassShift,
-                                   config.contendedPaddingWidth,
-                                   config.fieldsAllocationStyle,
-                                   config.objectAlignment,
-                                   config.codeSegmentSize,
+        int[] intFlags         = { graalHotSpotVMConfig.narrowOopShift,
+                                   graalHotSpotVMConfig.narrowKlassShift,
+                                   graalHotSpotVMConfig.contendedPaddingWidth,
+                                   graalHotSpotVMConfig.fieldsAllocationStyle,
+                                   graalHotSpotVMConfig.objectAlignment,
+                                   graalHotSpotVMConfig.codeSegmentSize,
         };
         // @formatter:on
 
--- a/hotspot/src/jdk.aot/share/classes/jdk.tools.jaotc/src/jdk/tools/jaotc/AOTBackend.java	Thu Dec 22 15:01:20 2016 -0600
+++ b/hotspot/src/jdk.aot/share/classes/jdk.tools.jaotc/src/jdk/tools/jaotc/AOTBackend.java	Thu Dec 22 17:26:02 2016 -0800
@@ -77,10 +77,14 @@
         this.filters = filters;
         providers = backend.getProviders();
         codeCache = providers.getCodeCache();
-        graphBuilderSuite = initGraphBuilderSuite(backend);
+        graphBuilderSuite = initGraphBuilderSuite(backend, main.options.compileWithAssertions);
         highTierContext = new HighTierContext(providers, graphBuilderSuite, OptimisticOptimizations.ALL);
     }
 
+    public PhaseSuite<HighTierContext> getGraphBuilderSuite() {
+        return graphBuilderSuite;
+    }
+
     private Suites getSuites() {
         // create suites every time, as we modify options for the compiler
         return backend.getSuites().getDefaultSuites();
@@ -146,14 +150,14 @@
         return backend.getRuntime().getVMConfig().cAssertions;
     }
 
-    private static PhaseSuite<HighTierContext> initGraphBuilderSuite(HotSpotBackend backend) {
+    private static PhaseSuite<HighTierContext> initGraphBuilderSuite(HotSpotBackend backend, boolean compileWithAssertions) {
         PhaseSuite<HighTierContext> graphBuilderSuite = backend.getSuites().getDefaultGraphBuilderSuite().copy();
         ListIterator<BasePhase<? super HighTierContext>> iterator = graphBuilderSuite.findPhase(GraphBuilderPhase.class);
         GraphBuilderConfiguration baseConfig = ((GraphBuilderPhase) iterator.previous()).getGraphBuilderConfig();
 
         // Use all default plugins.
         Plugins plugins = baseConfig.getPlugins();
-        GraphBuilderConfiguration aotConfig = GraphBuilderConfiguration.getDefault(plugins).withEagerResolving(true);
+        GraphBuilderConfiguration aotConfig = GraphBuilderConfiguration.getDefault(plugins).withEagerResolving(true).withOmitAssertions(!compileWithAssertions);
 
         iterator.next();
         iterator.remove();
--- a/hotspot/src/jdk.aot/share/classes/jdk.tools.jaotc/src/jdk/tools/jaotc/Main.java	Thu Dec 22 15:01:20 2016 -0600
+++ b/hotspot/src/jdk.aot/share/classes/jdk.tools.jaotc/src/jdk/tools/jaotc/Main.java	Thu Dec 22 17:26:02 2016 -0800
@@ -45,6 +45,7 @@
 import java.util.Date;
 import java.util.LinkedList;
 import java.util.List;
+import java.util.ListIterator;
 import java.util.Set;
 import java.util.stream.Stream;
 
@@ -54,8 +55,14 @@
 import jdk.tools.jaotc.utils.Timer;
 
 import org.graalvm.compiler.api.runtime.GraalJVMCICompiler;
+import org.graalvm.compiler.hotspot.GraalHotSpotVMConfig;
 import org.graalvm.compiler.hotspot.HotSpotGraalRuntimeProvider;
 import org.graalvm.compiler.hotspot.HotSpotHostBackend;
+import org.graalvm.compiler.java.GraphBuilderPhase;
+import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderConfiguration;
+import org.graalvm.compiler.phases.BasePhase;
+import org.graalvm.compiler.phases.PhaseSuite;
+import org.graalvm.compiler.phases.tiers.HighTierContext;
 import org.graalvm.compiler.runtime.RuntimeProvider;
 
 import jdk.vm.ci.meta.MetaAccessProvider;
@@ -144,11 +151,16 @@
         void process(Main task, String opt, String arg) {
             task.options.methodList = arg;
         }
-    }, new Option("  --compile-for-tiered       Generated profiling code for tiered compilation", false, "--compile-for-tiered") {
+    }, new Option("  --compile-for-tiered       Generate profiling code for tiered compilation", false, "--compile-for-tiered") {
         @Override
         void process(Main task, String opt, String arg) {
             TieredAOT.setValue(true);
         }
+    }, new Option("  --compile-with-assertions  Compile assertions", false, "--compile-with-assertions") {
+        @Override
+        void process(Main task, String opt, String arg) {
+            task.options.compileWithAssertions = true;
+        }
     }, new Option("  --classpath <path>         Specify where to find user class files", true, "--classpath", "--class-path") {
         @Override
         void process(Main task, String opt, String arg) {
@@ -225,15 +237,16 @@
          */
         private static final int COMPILER_THREADS = 16;
 
-        int threads = Integer.min(COMPILER_THREADS, Runtime.getRuntime().availableProcessors());
+        public int threads = Integer.min(COMPILER_THREADS, Runtime.getRuntime().availableProcessors());
 
         public boolean ignoreClassLoadingErrors;
         public boolean exitOnError;
-        boolean info;
-        boolean verbose;
-        boolean debug;
-        boolean help;
-        boolean version;
+        public boolean info;
+        public boolean verbose;
+        public boolean debug;
+        public boolean help;
+        public boolean version;
+        public boolean compileWithAssertions;
     }
 
     /* package */final Options options = new Options();
@@ -356,6 +369,11 @@
             AOTCompiler compiler = new AOTCompiler(this, aotBackend, options.threads);
             classes = compiler.compileClasses(classes);
 
+            GraalHotSpotVMConfig graalHotSpotVMConfig = runtime.getVMConfig();
+            PhaseSuite<HighTierContext> graphBuilderSuite = aotBackend.getGraphBuilderSuite();
+            ListIterator<BasePhase<? super HighTierContext>> iterator = graphBuilderSuite.findPhase(GraphBuilderPhase.class);
+            GraphBuilderConfiguration graphBuilderConfig = ((GraphBuilderPhase) iterator.previous()).getGraphBuilderConfig();
+
             // Free memory!
             try (Timer t = options.verbose ? new Timer(this, "Freeing memory") : null) {
                 printMemoryUsage();
@@ -364,7 +382,7 @@
                 System.gc();
             }
 
-            BinaryContainer binaryContainer = new BinaryContainer(runtime.getVMConfig(), JVM_VERSION);
+            BinaryContainer binaryContainer = new BinaryContainer(graalHotSpotVMConfig, graphBuilderConfig, JVM_VERSION);
             DataBuilder dataBuilder = new DataBuilder(this, backend, classes, binaryContainer);
             dataBuilder.prepareData();
 
--- a/hotspot/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/meta/HotSpotNodePlugin.java	Thu Dec 22 15:01:20 2016 -0600
+++ b/hotspot/src/jdk.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/meta/HotSpotNodePlugin.java	Thu Dec 22 17:26:02 2016 -0800
@@ -22,7 +22,6 @@
  */
 package org.graalvm.compiler.hotspot.meta;
 
-import static org.graalvm.compiler.core.common.GraalOptions.GeneratePIC;
 import static org.graalvm.compiler.core.common.GraalOptions.ImmutableCode;
 import static org.graalvm.compiler.hotspot.meta.HotSpotGraalConstantFieldProvider.FieldReadEnabledInImmutableCode;
 
@@ -112,11 +111,6 @@
                 return true;
             }
         }
-        if (GeneratePIC.getValue()) {
-            if (field.isSynthetic() && field.getName().startsWith("$assertionsDisabled")) {
-                return tryReadField(b, field, null);
-            }
-        }
         if (b.parsingIntrinsic() && wordOperationPlugin.handleLoadStaticField(b, field)) {
             return true;
         }
--- a/hotspot/src/share/vm/aot/aotCodeHeap.cpp	Thu Dec 22 15:01:20 2016 -0600
+++ b/hotspot/src/share/vm/aot/aotCodeHeap.cpp	Thu Dec 22 17:26:02 2016 -0800
@@ -25,6 +25,7 @@
 
 #include "aot/aotCodeHeap.hpp"
 #include "aot/aotLoader.hpp"
+#include "classfile/javaAssertions.hpp"
 #include "gc/g1/heapRegion.hpp"
 #include "gc/shared/gcLocker.hpp"
 #include "interpreter/abstractInterpreter.hpp"
@@ -706,6 +707,12 @@
     return false;
   }
 
+  if (_lib->config()->_omitAssertions && JavaAssertions::enabled(kh->name()->as_C_string(), kh->class_loader() == NULL)) {
+    // Assertions are omitted in the compiled code, but are enabled right now. Bail out.
+    sweep_dependent_methods(klass_data);
+    return false;
+  }
+
   NOT_PRODUCT( aot_klasses_found++; )
 
   log_trace(aot, class, load)("found  %s  in  %s for classloader %p tid=" INTPTR_FORMAT, kh->internal_name(), _lib->name(), kh->class_loader_data(), p2i(thread));
@@ -714,7 +721,7 @@
   // Set klass's Resolve (second) got cell.
   _metaspace_got[klass_data->_got_index] = kh();
 
-  // Initialize global symbols of the DSO to the correspondingVM symbol values.
+  // Initialize global symbols of the DSO to the corresponding VM symbol values.
   link_global_lib_symbols();
 
   int methods_offset = klass_data->_compiled_methods_offset;
--- a/hotspot/src/share/vm/aot/aotCodeHeap.hpp	Thu Dec 22 15:01:20 2016 -0600
+++ b/hotspot/src/share/vm/aot/aotCodeHeap.hpp	Thu Dec 22 17:26:02 2016 -0800
@@ -88,7 +88,7 @@
 } AOTHeader;
 
 typedef struct {
-  enum { CONFIG_SIZE = 11 + 7 * 4 };
+  enum { CONFIG_SIZE = 12 + 7 * 4 };
   int _config_size;
   int _narrowOopShift;
   int _narrowKlassShift;
@@ -108,6 +108,7 @@
   bool _tieredAOT;
   bool _enableContended;
   bool _restrictContended;
+  bool _omitAssertions;
 } AOTConfiguration;
 
 class AOTLib : public CHeapObj<mtCode> {
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