8055917: jdk.nashorn.internal.codegen.CompilationPhase$N should be renamed to proper classes
Reviewed-by: attila, hannesw, mhaupt
diff --git a/nashorn/samples/exceptionswallow.js b/nashorn/samples/exceptionswallow.js
new file mode 100644
index 0000000..82f4e2d
--- /dev/null
+++ b/nashorn/samples/exceptionswallow.js
@@ -0,0 +1,136 @@
+#// Usage: jjs exceptionswallow.js -- <directory>
+
+/*
+ * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * - Neither the name of Oracle nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+ * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+// This example demonstrates Java subclassing by Java.extend
+// and javac Compiler and Tree API. This example looks for
+// empty catch blocks ("exception swallow") and reports those.
+
+if (arguments.length == 0) {
+ print("Usage: jjs exceptionswallow.js -- <directory>");
+ exit(1);
+}
+
+// Java types used
+var File = Java.type("java.io.File");
+var Files = Java.type("java.nio.file.Files");
+var StringArray = Java.type("java.lang.String[]");
+var ToolProvider = Java.type("javax.tools.ToolProvider");
+var Tree = Java.type("com.sun.source.tree.Tree");
+var EmptyStatementTree = Java.type("com.sun.source.tree.EmptyStatementTree");
+var Trees = Java.type("com.sun.source.util.Trees");
+var TreeScanner = Java.type("com.sun.source.util.TreeScanner");
+
+// printEmptyCatch
+
+function printEmptyCatch() {
+ // get the system compiler tool
+ var compiler = ToolProvider.systemJavaCompiler;
+ // get standard file manager
+ var fileMgr = compiler.getStandardFileManager(null, null, null);
+ // Using Java.to convert script array (arguments) to a Java String[]
+ var compUnits = fileMgr.getJavaFileObjects(
+ Java.to(arguments, StringArray));
+ // create a new compilation task
+ var task = compiler.getTask(null, fileMgr, null, null, null, compUnits);
+
+ // SourcePositions object to get positions of AST nodes
+ var sourcePositions = Trees.instance(task).sourcePositions;
+
+ // subclass SimpleTreeVisitor - to print empty catch
+ var EmptyCatchFinder = Java.extend(TreeScanner);
+
+ function hasOnlyEmptyStats(stats) {
+ var itr = stats.iterator();
+ while (itr.hasNext()) {
+ if (! (itr.next() instanceof EmptyStatementTree)) {
+ return false;
+ }
+ }
+
+ return true;
+ }
+
+ var visitor = new EmptyCatchFinder() {
+ // current CompilationUnitTree
+ compUnit: null,
+ // current LineMap (pos -> line, column)
+ lineMap: null,
+ // current compilation unit's file name
+ fileName: null,
+
+ // overrides of TreeScanner methods
+
+ visitCompilationUnit: function(node, p) {
+ // capture info about current Compilation unit
+ this.compUnit = node;
+ this.lineMap = node.lineMap;
+ this.fileName = node.sourceFile.name;
+
+ // Using Java.super API to call super class method here
+ return Java.super(visitor).visitCompilationUnit(node, p);
+ },
+
+ visitCatch: function (node, p) {
+ var stats = node.block.statements;
+ if (stats.empty || hasOnlyEmptyStats(stats)) {
+ // print information on this empty catch
+ var pos = sourcePositions.getStartPosition(this.compUnit, node);
+ var line = this.lineMap.getLineNumber(pos);
+ var col = this.lineMap.getColumnNumber(pos);
+ print("Exception swallow" + " @ " + this.fileName + ":" + line + ":" + col);
+ // print(node);
+ }
+ }
+ }
+
+ for each (var cu in task.parse()) {
+ cu.accept(visitor, null);
+ }
+}
+
+// for each ".java" file in directory (recursively) and check it!
+function main(dir) {
+ Files.walk(dir.toPath()).
+ forEach(function(p) {
+ var name = p.toFile().absolutePath;
+ if (name.endsWith(".java")) {
+ try {
+ printEmptyCatch(p.toFile().getAbsolutePath());
+ } catch (e) {
+ print(e);
+ }
+ }
+ });
+}
+
+main(new File(arguments[0]));
diff --git a/nashorn/samples/find_nonfinals2.js b/nashorn/samples/find_nonfinals2.js
index 75fde62..cd00303 100644
--- a/nashorn/samples/find_nonfinals2.js
+++ b/nashorn/samples/find_nonfinals2.js
@@ -43,7 +43,6 @@
// Java types used
var File = Java.type("java.io.File");
var Files = Java.type("java.nio.file.Files");
-var FileVisitOption = Java.type("java.nio.file.FileVisitOption");
var StringArray = Java.type("java.lang.String[]");
var ToolProvider = Java.type("javax.tools.ToolProvider");
var Tree = Java.type("com.sun.source.tree.Tree");
@@ -106,7 +105,7 @@
// for each ".java" file in directory (recursively).
function main(dir) {
var totalCount = 0;
- Files.walk(dir.toPath(), FileVisitOption.FOLLOW_LINKS).
+ Files.walk(dir.toPath()).
forEach(function(p) {
var name = p.toFile().absolutePath;
if (name.endsWith(".java")) {
diff --git a/nashorn/samples/javafoovars.js b/nashorn/samples/javafoovars.js
index 037c2bf..31fc5ba 100644
--- a/nashorn/samples/javafoovars.js
+++ b/nashorn/samples/javafoovars.js
@@ -42,7 +42,6 @@
// Java types used
var File = Java.type("java.io.File");
var Files = Java.type("java.nio.file.Files");
-var FileVisitOption = Java.type("java.nio.file.FileVisitOption");
var StringArray = Java.type("java.lang.String[]");
var ToolProvider = Java.type("javax.tools.ToolProvider");
var Tree = Java.type("com.sun.source.tree.Tree");
@@ -81,7 +80,7 @@
// for each ".java" file in directory (recursively) count "foo".
function main(dir) {
var totalCount = 0;
- Files.walk(dir.toPath(), FileVisitOption.FOLLOW_LINKS).
+ Files.walk(dir.toPath()).
forEach(function(p) {
var name = p.toFile().absolutePath;
if (name.endsWith(".java")) {
diff --git a/nashorn/samples/resourcetrysuggester.js b/nashorn/samples/resourcetrysuggester.js
new file mode 100644
index 0000000..d21276c
--- /dev/null
+++ b/nashorn/samples/resourcetrysuggester.js
@@ -0,0 +1,156 @@
+#// Usage: jjs resourcetrysuggester.js -- <directory>
+
+/*
+ * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * - Neither the name of Oracle nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+ * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+// This example demonstrates Java subclassing by Java.extend
+// and javac Compiler and Tree API. This example looks for
+// finally clauses with "close" call and suggests "resource try"!
+
+if (arguments.length == 0) {
+ print("Usage: jjs resourcetrysuggester.js -- <directory>");
+ exit(1);
+}
+
+// Java types used
+var ExpressionStatementTree = Java.type("com.sun.source.tree.ExpressionStatementTree");
+var File = Java.type("java.io.File");
+var Files = Java.type("java.nio.file.Files");
+var MemberSelectTree = Java.type("com.sun.source.tree.MemberSelectTree");
+var MethodInvocationTree = Java.type("com.sun.source.tree.MethodInvocationTree");
+var StringArray = Java.type("java.lang.String[]");
+var ToolProvider = Java.type("javax.tools.ToolProvider");
+var Tree = Java.type("com.sun.source.tree.Tree");
+var Trees = Java.type("com.sun.source.util.Trees");
+var TreeScanner = Java.type("com.sun.source.util.TreeScanner");
+
+// resourceTrySuggestions
+
+function resourceTrySuggestions() {
+ // get the system compiler tool
+ var compiler = ToolProvider.systemJavaCompiler;
+ // get standard file manager
+ var fileMgr = compiler.getStandardFileManager(null, null, null);
+ // Using Java.to convert script array (arguments) to a Java String[]
+ var compUnits = fileMgr.getJavaFileObjects(
+ Java.to(arguments, StringArray));
+ // create a new compilation task
+ var task = compiler.getTask(null, fileMgr, null, null, null, compUnits);
+
+ // SourcePositions object to get positions of AST nodes
+ var sourcePositions = Trees.instance(task).sourcePositions;
+
+ // subclass SimpleTreeVisitor - to print resource try suggestions
+ var ResourceTrySuggester = Java.extend(TreeScanner);
+
+ function hasOnlyEmptyStats(stats) {
+ var itr = stats.iterator();
+ while (itr.hasNext()) {
+ if (! (itr.next() instanceof EmptyStatementTree)) {
+ return false;
+ }
+ }
+
+ return true;
+ }
+
+ // does the given statement list has an expression statement which
+ // calls "close" method (don't worry about types - just crude one will do)
+ function hasCloseCall(stats) {
+ var itr = stats.iterator();
+ while (itr.hasNext()) {
+ var stat = itr.next();
+ if (stat instanceof ExpressionStatementTree) {
+ var expr = stat.expression;
+ if (expr instanceof MethodInvocationTree) {
+ var method = expr.methodSelect;
+ if (method instanceof MemberSelectTree) {
+ return method.identifier.toString().equals("close");
+ }
+ }
+ }
+ }
+ return false;
+ }
+
+ var visitor = new ResourceTrySuggester() {
+ // current CompilationUnitTree
+ compUnit: null,
+ // current LineMap (pos -> line, column)
+ lineMap: null,
+ // current compilation unit's file name
+ fileName: null,
+
+ // overrides of TreeScanner methods
+
+ visitCompilationUnit: function(node, p) {
+ // capture info about current Compilation unit
+ this.compUnit = node;
+ this.lineMap = node.lineMap;
+ this.fileName = node.sourceFile.name;
+
+ // Using Java.super API to call super class method here
+ return Java.super(visitor).visitCompilationUnit(node, p);
+ },
+
+ visitTry: function (node, p) {
+ var finallyBlk = node.finallyBlock;
+ if (finallyBlk != null && hasCloseCall(finallyBlk.statements)) {
+ var pos = sourcePositions.getStartPosition(this.compUnit, node);
+ var line = this.lineMap.getLineNumber(pos);
+ var col = this.lineMap.getColumnNumber(pos);
+ print("Consider resource try statement " + " @ " + this.fileName + ":" + line + ":" + col);
+ // print(node);
+ }
+ }
+ }
+
+ for each (var cu in task.parse()) {
+ cu.accept(visitor, null);
+ }
+}
+
+// for each ".java" file in directory (recursively) and check it!
+function main(dir) {
+ Files.walk(dir.toPath()).
+ forEach(function(p) {
+ var name = p.toFile().absolutePath;
+ if (name.endsWith(".java")) {
+ try {
+ resourceTrySuggestions(p.toFile().getAbsolutePath());
+ } catch (e) {
+ print(e);
+ }
+ }
+ });
+}
+
+main(new File(arguments[0]));
diff --git a/nashorn/samples/zipfs.js b/nashorn/samples/zipfs.js
index ecb6f61..fba5f15 100644
--- a/nashorn/samples/zipfs.js
+++ b/nashorn/samples/zipfs.js
@@ -36,13 +36,12 @@
var Files = Java.type("java.nio.file.Files")
var FileSystems = Java.type("java.nio.file.FileSystems")
-var FileVisitOption = Java.type("java.nio.file.FileVisitOption")
var Paths = Java.type("java.nio.file.Paths")
var zipfile = Paths.get(arguments[0])
var fs = FileSystems.newFileSystem(zipfile, null)
var root = fs.rootDirectories[0]
-Files.walk(root, FileVisitOption.FOLLOW_LINKS).forEach(
+Files.walk(root).forEach(
function(p) (print(p), print(Files.readAttributes(p, "zip:*")))
)
fs.close()
diff --git a/nashorn/src/jdk/nashorn/internal/codegen/ApplySpecialization.java b/nashorn/src/jdk/nashorn/internal/codegen/ApplySpecialization.java
index e7bd4f6..441f0ae 100644
--- a/nashorn/src/jdk/nashorn/internal/codegen/ApplySpecialization.java
+++ b/nashorn/src/jdk/nashorn/internal/codegen/ApplySpecialization.java
@@ -40,7 +40,6 @@
import jdk.nashorn.internal.ir.CallNode;
import jdk.nashorn.internal.ir.Expression;
import jdk.nashorn.internal.ir.FunctionNode;
-import jdk.nashorn.internal.ir.FunctionNode.CompilationState;
import jdk.nashorn.internal.ir.IdentNode;
import jdk.nashorn.internal.ir.LexicalContext;
import jdk.nashorn.internal.ir.Node;
@@ -375,7 +374,7 @@
callSiteTypes.pop();
explodedArguments.pop();
- return newFunctionNode.setState(lc, CompilationState.BUILTINS_TRANSFORMED);
+ return newFunctionNode;
}
private static boolean isApply(final CallNode callNode) {
diff --git a/nashorn/src/jdk/nashorn/internal/codegen/AssignSymbols.java b/nashorn/src/jdk/nashorn/internal/codegen/AssignSymbols.java
index 81122e3..cfdef92 100644
--- a/nashorn/src/jdk/nashorn/internal/codegen/AssignSymbols.java
+++ b/nashorn/src/jdk/nashorn/internal/codegen/AssignSymbols.java
@@ -65,7 +65,6 @@
import jdk.nashorn.internal.ir.Expression;
import jdk.nashorn.internal.ir.ForNode;
import jdk.nashorn.internal.ir.FunctionNode;
-import jdk.nashorn.internal.ir.FunctionNode.CompilationState;
import jdk.nashorn.internal.ir.IdentNode;
import jdk.nashorn.internal.ir.IndexNode;
import jdk.nashorn.internal.ir.LexicalContext;
@@ -848,7 +847,7 @@
lc.applyTopFlags(functionNode))))
.setThisProperties(lc, thisProperties.pop().size()));
}
- return finalizedFunction.setState(lc, CompilationState.SYMBOLS_ASSIGNED);
+ return finalizedFunction;
}
@Override
diff --git a/nashorn/src/jdk/nashorn/internal/codegen/CodeGenerator.java b/nashorn/src/jdk/nashorn/internal/codegen/CodeGenerator.java
index dc85efb..d19855d 100644
--- a/nashorn/src/jdk/nashorn/internal/codegen/CodeGenerator.java
+++ b/nashorn/src/jdk/nashorn/internal/codegen/CodeGenerator.java
@@ -93,7 +93,6 @@
import jdk.nashorn.internal.ir.ExpressionStatement;
import jdk.nashorn.internal.ir.ForNode;
import jdk.nashorn.internal.ir.FunctionNode;
-import jdk.nashorn.internal.ir.FunctionNode.CompilationState;
import jdk.nashorn.internal.ir.GetSplitState;
import jdk.nashorn.internal.ir.IdentNode;
import jdk.nashorn.internal.ir.IfNode;
@@ -2143,7 +2142,7 @@
markOptimistic = false;
}
- FunctionNode newFunctionNode = functionNode.setState(lc, CompilationState.BYTECODE_GENERATED);
+ FunctionNode newFunctionNode = functionNode;
if (markOptimistic) {
newFunctionNode = newFunctionNode.setFlag(lc, FunctionNode.IS_DEOPTIMIZABLE);
}
diff --git a/nashorn/src/jdk/nashorn/internal/codegen/CompilationPhase.java b/nashorn/src/jdk/nashorn/internal/codegen/CompilationPhase.java
index 5b5f127..cdc6668 100644
--- a/nashorn/src/jdk/nashorn/internal/codegen/CompilationPhase.java
+++ b/nashorn/src/jdk/nashorn/internal/codegen/CompilationPhase.java
@@ -25,18 +25,6 @@
package jdk.nashorn.internal.codegen;
-import static jdk.nashorn.internal.ir.FunctionNode.CompilationState.BUILTINS_TRANSFORMED;
-import static jdk.nashorn.internal.ir.FunctionNode.CompilationState.BYTECODE_GENERATED;
-import static jdk.nashorn.internal.ir.FunctionNode.CompilationState.BYTECODE_INSTALLED;
-import static jdk.nashorn.internal.ir.FunctionNode.CompilationState.CONSTANT_FOLDED;
-import static jdk.nashorn.internal.ir.FunctionNode.CompilationState.INITIALIZED;
-import static jdk.nashorn.internal.ir.FunctionNode.CompilationState.LOCAL_VARIABLE_TYPES_CALCULATED;
-import static jdk.nashorn.internal.ir.FunctionNode.CompilationState.LOWERED;
-import static jdk.nashorn.internal.ir.FunctionNode.CompilationState.OPTIMISTIC_TYPES_ASSIGNED;
-import static jdk.nashorn.internal.ir.FunctionNode.CompilationState.PARSED;
-import static jdk.nashorn.internal.ir.FunctionNode.CompilationState.SCOPE_DEPTHS_COMPUTED;
-import static jdk.nashorn.internal.ir.FunctionNode.CompilationState.SPLIT;
-import static jdk.nashorn.internal.ir.FunctionNode.CompilationState.SYMBOLS_ASSIGNED;
import static jdk.nashorn.internal.runtime.logging.DebugLogger.quote;
import java.io.PrintWriter;
@@ -49,7 +37,6 @@
import jdk.nashorn.internal.AssertsEnabled;
import jdk.nashorn.internal.codegen.Compiler.CompilationPhases;
import jdk.nashorn.internal.ir.FunctionNode;
-import jdk.nashorn.internal.ir.FunctionNode.CompilationState;
import jdk.nashorn.internal.ir.LexicalContext;
import jdk.nashorn.internal.ir.LiteralNode;
import jdk.nashorn.internal.ir.Node;
@@ -65,15 +52,9 @@
* A compilation phase is a step in the processes of turning a JavaScript
* FunctionNode into bytecode. It has an optional return value.
*/
-enum CompilationPhase {
- /**
- * Constant folding pass Simple constant folding that will make elementary
- * constructs go away
- */
- CONSTANT_FOLDING_PHASE(
- EnumSet.of(
- INITIALIZED,
- PARSED)) {
+abstract class CompilationPhase {
+
+ private static final class ConstantFoldingPhase extends CompilationPhase {
@Override
FunctionNode transform(final Compiler compiler, final CompilationPhases phases, final FunctionNode fn) {
return transformFunction(fn, new FoldConstants(compiler));
@@ -83,20 +64,15 @@
public String toString() {
return "'Constant Folding'";
}
- },
+ }
/**
- * Lower (Control flow pass) Finalizes the control flow. Clones blocks for
- * finally constructs and similar things. Establishes termination criteria
- * for nodes Guarantee return instructions to method making sure control
- * flow cannot fall off the end. Replacing high level nodes with lower such
- * as runtime nodes where applicable.
+ * Constant folding pass Simple constant folding that will make elementary
+ * constructs go away
*/
- LOWERING_PHASE(
- EnumSet.of(
- INITIALIZED,
- PARSED,
- CONSTANT_FOLDED)) {
+ static final CompilationPhase CONSTANT_FOLDING_PHASE = new ConstantFoldingPhase();
+
+ private static final class LoweringPhase extends CompilationPhase {
@Override
FunctionNode transform(final Compiler compiler, final CompilationPhases phases, final FunctionNode fn) {
return transformFunction(fn, new Lower(compiler));
@@ -106,42 +82,35 @@
public String toString() {
return "'Control Flow Lowering'";
}
- },
+ }
/**
- * Phase used only when doing optimistic code generation. It assigns all potentially
- * optimistic ops a program point so that an UnwarrantedException knows from where
- * a guess went wrong when creating the continuation to roll back this execution
+ * Lower (Control flow pass) Finalizes the control flow. Clones blocks for
+ * finally constructs and similar things. Establishes termination criteria
+ * for nodes Guarantee return instructions to method making sure control
+ * flow cannot fall off the end. Replacing high level nodes with lower such
+ * as runtime nodes where applicable.
*/
- TRANSFORM_BUILTINS_PHASE(
- EnumSet.of(
- INITIALIZED,
- PARSED,
- CONSTANT_FOLDED,
- LOWERED)) {
- //we only do this if we have a param type map, otherwise this is not a specialized recompile
+ static final CompilationPhase LOWERING_PHASE = new LoweringPhase();
+
+ private static final class ApplySpecializationPhase extends CompilationPhase {
@Override
FunctionNode transform(final Compiler compiler, final CompilationPhases phases, final FunctionNode fn) {
- return setStates(transformFunction(fn, new ApplySpecialization(compiler)), BUILTINS_TRANSFORMED);
+ return transformFunction(fn, new ApplySpecialization(compiler));
}
@Override
public String toString() {
return "'Builtin Replacement'";
}
- },
+ };
/**
- * Splitter Split the AST into several compile units based on a heuristic size calculation.
- * Split IR can lead to scope information being changed.
+ * Phase used to transform Function.prototype.apply.
*/
- SPLITTING_PHASE(
- EnumSet.of(
- INITIALIZED,
- PARSED,
- CONSTANT_FOLDED,
- LOWERED,
- BUILTINS_TRANSFORMED)) {
+ static final CompilationPhase APPLY_SPECIALIZATION_PHASE = new ApplySpecializationPhase();
+
+ private static final class SplittingPhase extends CompilationPhase {
@Override
FunctionNode transform(final Compiler compiler, final CompilationPhases phases, final FunctionNode fn) {
final CompileUnit outermostCompileUnit = compiler.addCompileUnit(0L);
@@ -168,16 +137,15 @@
public String toString() {
return "'Code Splitting'";
}
- },
+ };
- PROGRAM_POINT_PHASE(
- EnumSet.of(
- INITIALIZED,
- PARSED,
- CONSTANT_FOLDED,
- LOWERED,
- BUILTINS_TRANSFORMED,
- SPLIT)) {
+ /**
+ * Splitter Split the AST into several compile units based on a heuristic size calculation.
+ * Split IR can lead to scope information being changed.
+ */
+ static final CompilationPhase SPLITTING_PHASE = new SplittingPhase();
+
+ private static final class ProgramPointPhase extends CompilationPhase {
@Override
FunctionNode transform(final Compiler compiler, final CompilationPhases phases, final FunctionNode fn) {
return transformFunction(fn, new ProgramPoints());
@@ -187,16 +155,11 @@
public String toString() {
return "'Program Point Calculation'";
}
- },
+ };
- SERIALIZE_SPLIT_PHASE(
- EnumSet.of(
- INITIALIZED,
- PARSED,
- CONSTANT_FOLDED,
- LOWERED,
- BUILTINS_TRANSFORMED,
- SPLIT)) {
+ static final CompilationPhase PROGRAM_POINT_PHASE = new ProgramPointPhase();
+
+ private static final class SerializeSplitPhase extends CompilationPhase {
@Override
FunctionNode transform(final Compiler compiler, final CompilationPhases phases, final FunctionNode fn) {
return transformFunction(fn, new NodeVisitor<LexicalContext>(new LexicalContext()) {
@@ -214,16 +177,11 @@
public String toString() {
return "'Serialize Split Functions'";
}
- },
+ };
- SYMBOL_ASSIGNMENT_PHASE(
- EnumSet.of(
- INITIALIZED,
- PARSED,
- CONSTANT_FOLDED,
- LOWERED,
- BUILTINS_TRANSFORMED,
- SPLIT)) {
+ static final CompilationPhase SERIALIZE_SPLIT_PHASE = new SerializeSplitPhase();
+
+ private static final class SymbolAssignmentPhase extends CompilationPhase {
@Override
FunctionNode transform(final Compiler compiler, final CompilationPhases phases, final FunctionNode fn) {
return transformFunction(fn, new AssignSymbols(compiler));
@@ -233,17 +191,11 @@
public String toString() {
return "'Symbol Assignment'";
}
- },
+ };
- SCOPE_DEPTH_COMPUTATION_PHASE(
- EnumSet.of(
- INITIALIZED,
- PARSED,
- CONSTANT_FOLDED,
- LOWERED,
- BUILTINS_TRANSFORMED,
- SPLIT,
- SYMBOLS_ASSIGNED)) {
+ static final CompilationPhase SYMBOL_ASSIGNMENT_PHASE = new SymbolAssignmentPhase();
+
+ private static final class ScopeDepthComputationPhase extends CompilationPhase {
@Override
FunctionNode transform(final Compiler compiler, final CompilationPhases phases, final FunctionNode fn) {
return transformFunction(fn, new FindScopeDepths(compiler));
@@ -253,43 +205,28 @@
public String toString() {
return "'Scope Depth Computation'";
}
- },
+ };
- OPTIMISTIC_TYPE_ASSIGNMENT_PHASE(
- EnumSet.of(
- INITIALIZED,
- PARSED,
- CONSTANT_FOLDED,
- LOWERED,
- BUILTINS_TRANSFORMED,
- SPLIT,
- SYMBOLS_ASSIGNED,
- SCOPE_DEPTHS_COMPUTED)) {
+ static final CompilationPhase SCOPE_DEPTH_COMPUTATION_PHASE = new ScopeDepthComputationPhase();
+
+ private static final class OptimisticTypeAssignmentPhase extends CompilationPhase {
@Override
FunctionNode transform(final Compiler compiler, final CompilationPhases phases, final FunctionNode fn) {
if (compiler.useOptimisticTypes()) {
return transformFunction(fn, new OptimisticTypesCalculator(compiler));
}
- return setStates(fn, OPTIMISTIC_TYPES_ASSIGNED);
+ return fn;
}
@Override
public String toString() {
return "'Optimistic Type Assignment'";
}
- },
+ }
- LOCAL_VARIABLE_TYPE_CALCULATION_PHASE(
- EnumSet.of(
- INITIALIZED,
- PARSED,
- CONSTANT_FOLDED,
- LOWERED,
- BUILTINS_TRANSFORMED,
- SPLIT,
- SYMBOLS_ASSIGNED,
- SCOPE_DEPTHS_COMPUTED,
- OPTIMISTIC_TYPES_ASSIGNED)) {
+ static final CompilationPhase OPTIMISTIC_TYPE_ASSIGNMENT_PHASE = new OptimisticTypeAssignmentPhase();
+
+ private static final class LocalVariableTypeCalculationPhase extends CompilationPhase {
@Override
FunctionNode transform(final Compiler compiler, final CompilationPhases phases, final FunctionNode fn) {
final FunctionNode newFunctionNode = transformFunction(fn, new LocalVariableTypesCalculator(compiler));
@@ -314,25 +251,11 @@
public String toString() {
return "'Local Variable Type Calculation'";
}
- },
+ };
+ static final CompilationPhase LOCAL_VARIABLE_TYPE_CALCULATION_PHASE = new LocalVariableTypeCalculationPhase();
- /**
- * Reuse compile units, if they are already present. We are using the same compiler
- * to recompile stuff
- */
- REUSE_COMPILE_UNITS_PHASE(
- EnumSet.of(
- INITIALIZED,
- PARSED,
- CONSTANT_FOLDED,
- LOWERED,
- BUILTINS_TRANSFORMED,
- SPLIT,
- SYMBOLS_ASSIGNED,
- SCOPE_DEPTHS_COMPUTED,
- OPTIMISTIC_TYPES_ASSIGNED,
- LOCAL_VARIABLE_TYPES_CALCULATED)) {
+ private static final class ReuseCompileUnitsPhase extends CompilationPhase {
@Override
FunctionNode transform(final Compiler compiler, final CompilationPhases phases, final FunctionNode fn) {
assert phases.isRestOfCompilation() : "reuse compile units currently only used for Rest-Of methods";
@@ -380,16 +303,15 @@
public String toString() {
return "'Reuse Compile Units'";
}
- },
+ }
- REINITIALIZE_SERIALIZED(
- EnumSet.of(
- INITIALIZED,
- PARSED,
- CONSTANT_FOLDED,
- LOWERED,
- BUILTINS_TRANSFORMED,
- SPLIT)) {
+ /**
+ * Reuse compile units, if they are already present. We are using the same compiler
+ * to recompile stuff
+ */
+ static final CompilationPhase REUSE_COMPILE_UNITS_PHASE = new ReuseCompileUnitsPhase();
+
+ private static final class ReinitializeSerializedPhase extends CompilationPhase {
@Override
FunctionNode transform(final Compiler compiler, final CompilationPhases phases, final FunctionNode fn) {
final Set<CompileUnit> unitSet = CompileUnit.createCompileUnitSet();
@@ -432,26 +354,11 @@
public String toString() {
return "'Deserialize'";
}
- },
+ }
- /**
- * Bytecode generation:
- *
- * Generate the byte code class(es) resulting from the compiled FunctionNode
- */
- BYTECODE_GENERATION_PHASE(
- EnumSet.of(
- INITIALIZED,
- PARSED,
- CONSTANT_FOLDED,
- LOWERED,
- BUILTINS_TRANSFORMED,
- SPLIT,
- SYMBOLS_ASSIGNED,
- SCOPE_DEPTHS_COMPUTED,
- OPTIMISTIC_TYPES_ASSIGNED,
- LOCAL_VARIABLE_TYPES_CALCULATED)) {
+ static final CompilationPhase REINITIALIZE_SERIALIZED = new ReinitializeSerializedPhase();
+ private static final class BytecodeGenerationPhase extends CompilationPhase {
@Override
FunctionNode transform(final Compiler compiler, final CompilationPhases phases, final FunctionNode fn) {
final ScriptEnvironment senv = compiler.getScriptEnvironment();
@@ -469,7 +376,7 @@
try {
// Explicitly set BYTECODE_GENERATED here; it can not be set in case of skipping codegen for :program
// in the lazy + optimistic world. See CodeGenerator.skipFunction().
- newFunctionNode = transformFunction(newFunctionNode, codegen).setState(null, BYTECODE_GENERATED);
+ newFunctionNode = transformFunction(newFunctionNode, codegen);
codegen.generateScopeCalls();
} catch (final VerifyError e) {
if (senv._verify_code || senv._print_code) {
@@ -517,22 +424,16 @@
public String toString() {
return "'Bytecode Generation'";
}
- },
+ }
- INSTALL_PHASE(
- EnumSet.of(
- INITIALIZED,
- PARSED,
- CONSTANT_FOLDED,
- LOWERED,
- BUILTINS_TRANSFORMED,
- SPLIT,
- SYMBOLS_ASSIGNED,
- SCOPE_DEPTHS_COMPUTED,
- OPTIMISTIC_TYPES_ASSIGNED,
- LOCAL_VARIABLE_TYPES_CALCULATED,
- BYTECODE_GENERATED)) {
+ /**
+ * Bytecode generation:
+ *
+ * Generate the byte code class(es) resulting from the compiled FunctionNode
+ */
+ static final CompilationPhase BYTECODE_GENERATION_PHASE = new BytecodeGenerationPhase();
+ private static final class InstallPhase extends CompilationPhase {
@Override
FunctionNode transform(final Compiler compiler, final CompilationPhases phases, final FunctionNode fn) {
final DebugLogger log = compiler.getLogger();
@@ -600,18 +501,16 @@
log.fine(sb.toString());
}
- return setStates(fn.setRootClass(null, rootClass), BYTECODE_INSTALLED);
+ return fn.setRootClass(null, rootClass);
}
@Override
public String toString() {
return "'Class Installation'";
}
+ }
- };
-
- /** pre conditions required for function node to which this transform is to be applied */
- private final EnumSet<CompilationState> pre;
+ static final CompilationPhase INSTALL_PHASE = new InstallPhase();
/** start time of transform - used for timing, see {@link jdk.nashorn.internal.runtime.Timing} */
private long startTime;
@@ -622,21 +521,7 @@
/** boolean that is true upon transform completion */
private boolean isFinished;
- private CompilationPhase(final EnumSet<CompilationState> pre) {
- this.pre = pre;
- }
-
- private static FunctionNode setStates(final FunctionNode functionNode, final CompilationState state) {
- if (!AssertsEnabled.assertsEnabled()) {
- return functionNode;
- }
- return transformFunction(functionNode, new NodeVisitor<LexicalContext>(new LexicalContext()) {
- @Override
- public Node leaveFunctionNode(final FunctionNode fn) {
- return fn.setState(lc, state);
- }
- });
- }
+ private CompilationPhase() {}
/**
* Start a compilation phase
@@ -646,23 +531,7 @@
*/
protected FunctionNode begin(final Compiler compiler, final FunctionNode functionNode) {
compiler.getLogger().indent();
-
- assert pre != null;
-
- if (!functionNode.hasState(pre)) {
- final StringBuilder sb = new StringBuilder("Compilation phase ");
- sb.append(this).
- append(" is not applicable to ").
- append(quote(functionNode.getName())).
- append("\n\tFunctionNode state = ").
- append(functionNode.getState()).
- append("\n\tRequired state = ").
- append(this.pre);
-
- throw new CompilationException(sb.toString());
- }
-
- startTime = System.nanoTime();
+ startTime = System.nanoTime();
return functionNode;
}
diff --git a/nashorn/src/jdk/nashorn/internal/codegen/Compiler.java b/nashorn/src/jdk/nashorn/internal/codegen/Compiler.java
index 9b1828b..a45dfe3 100644
--- a/nashorn/src/jdk/nashorn/internal/codegen/Compiler.java
+++ b/nashorn/src/jdk/nashorn/internal/codegen/Compiler.java
@@ -174,7 +174,7 @@
"Common initial phases",
CompilationPhase.CONSTANT_FOLDING_PHASE,
CompilationPhase.LOWERING_PHASE,
- CompilationPhase.TRANSFORM_BUILTINS_PHASE,
+ CompilationPhase.APPLY_SPECIALIZATION_PHASE,
CompilationPhase.SPLITTING_PHASE,
CompilationPhase.PROGRAM_POINT_PHASE,
CompilationPhase.SERIALIZE_SPLIT_PHASE
diff --git a/nashorn/src/jdk/nashorn/internal/codegen/FindScopeDepths.java b/nashorn/src/jdk/nashorn/internal/codegen/FindScopeDepths.java
index 9f9abf9..3efb63e 100644
--- a/nashorn/src/jdk/nashorn/internal/codegen/FindScopeDepths.java
+++ b/nashorn/src/jdk/nashorn/internal/codegen/FindScopeDepths.java
@@ -34,7 +34,6 @@
import java.util.Set;
import jdk.nashorn.internal.ir.Block;
import jdk.nashorn.internal.ir.FunctionNode;
-import jdk.nashorn.internal.ir.FunctionNode.CompilationState;
import jdk.nashorn.internal.ir.IdentNode;
import jdk.nashorn.internal.ir.LexicalContext;
import jdk.nashorn.internal.ir.Node;
@@ -182,8 +181,7 @@
@Override
public Node leaveFunctionNode(final FunctionNode functionNode) {
final String name = functionNode.getName();
- FunctionNode newFunctionNode = functionNode.setState(lc, CompilationState.SCOPE_DEPTHS_COMPUTED);
-
+ FunctionNode newFunctionNode = functionNode;
if (compiler.isOnDemandCompilation()) {
final RecompilableScriptFunctionData data = compiler.getScriptFunctionData(newFunctionNode.getId());
if (data.inDynamicContext()) {
diff --git a/nashorn/src/jdk/nashorn/internal/codegen/FoldConstants.java b/nashorn/src/jdk/nashorn/internal/codegen/FoldConstants.java
index 7c8852f..47535e5 100644
--- a/nashorn/src/jdk/nashorn/internal/codegen/FoldConstants.java
+++ b/nashorn/src/jdk/nashorn/internal/codegen/FoldConstants.java
@@ -37,7 +37,6 @@
import jdk.nashorn.internal.ir.EmptyNode;
import jdk.nashorn.internal.ir.Expression;
import jdk.nashorn.internal.ir.FunctionNode;
-import jdk.nashorn.internal.ir.FunctionNode.CompilationState;
import jdk.nashorn.internal.ir.IfNode;
import jdk.nashorn.internal.ir.LexicalContext;
import jdk.nashorn.internal.ir.LiteralNode;
@@ -101,7 +100,7 @@
@Override
public Node leaveFunctionNode(final FunctionNode functionNode) {
- return functionNode.setState(lc, CompilationState.CONSTANT_FOLDED);
+ return functionNode;
}
@Override
diff --git a/nashorn/src/jdk/nashorn/internal/codegen/LocalVariableTypesCalculator.java b/nashorn/src/jdk/nashorn/internal/codegen/LocalVariableTypesCalculator.java
index 2645f24..cc96fe2 100644
--- a/nashorn/src/jdk/nashorn/internal/codegen/LocalVariableTypesCalculator.java
+++ b/nashorn/src/jdk/nashorn/internal/codegen/LocalVariableTypesCalculator.java
@@ -54,7 +54,6 @@
import jdk.nashorn.internal.ir.ExpressionStatement;
import jdk.nashorn.internal.ir.ForNode;
import jdk.nashorn.internal.ir.FunctionNode;
-import jdk.nashorn.internal.ir.FunctionNode.CompilationState;
import jdk.nashorn.internal.ir.GetSplitState;
import jdk.nashorn.internal.ir.IdentNode;
import jdk.nashorn.internal.ir.IfNode;
@@ -1478,7 +1477,6 @@
newFunction = newFunction.setReturnType(lc, returnType);
- newFunction = newFunction.setState(lc, CompilationState.LOCAL_VARIABLE_TYPES_CALCULATED);
newFunction = newFunction.setParameters(lc, newFunction.visitParameters(applyChangesVisitor));
return newFunction;
}
diff --git a/nashorn/src/jdk/nashorn/internal/codegen/Lower.java b/nashorn/src/jdk/nashorn/internal/codegen/Lower.java
index f8dd828..3358971 100644
--- a/nashorn/src/jdk/nashorn/internal/codegen/Lower.java
+++ b/nashorn/src/jdk/nashorn/internal/codegen/Lower.java
@@ -51,7 +51,6 @@
import jdk.nashorn.internal.ir.ExpressionStatement;
import jdk.nashorn.internal.ir.ForNode;
import jdk.nashorn.internal.ir.FunctionNode;
-import jdk.nashorn.internal.ir.FunctionNode.CompilationState;
import jdk.nashorn.internal.ir.IdentNode;
import jdk.nashorn.internal.ir.IfNode;
import jdk.nashorn.internal.ir.IndexNode;
@@ -266,7 +265,7 @@
@Override
public Node leaveFunctionNode(final FunctionNode functionNode) {
log.info("END FunctionNode: ", functionNode.getName());
- return functionNode.setState(lc, CompilationState.LOWERED);
+ return functionNode;
}
@Override
diff --git a/nashorn/src/jdk/nashorn/internal/codegen/OptimisticTypesCalculator.java b/nashorn/src/jdk/nashorn/internal/codegen/OptimisticTypesCalculator.java
index c802907..2ac5704 100644
--- a/nashorn/src/jdk/nashorn/internal/codegen/OptimisticTypesCalculator.java
+++ b/nashorn/src/jdk/nashorn/internal/codegen/OptimisticTypesCalculator.java
@@ -38,7 +38,6 @@
import jdk.nashorn.internal.ir.ExpressionStatement;
import jdk.nashorn.internal.ir.ForNode;
import jdk.nashorn.internal.ir.FunctionNode;
-import jdk.nashorn.internal.ir.FunctionNode.CompilationState;
import jdk.nashorn.internal.ir.IdentNode;
import jdk.nashorn.internal.ir.IfNode;
import jdk.nashorn.internal.ir.IndexNode;
@@ -208,7 +207,7 @@
@Override
public Node leaveFunctionNode(final FunctionNode functionNode) {
neverOptimistic.pop();
- return functionNode.setState(lc, CompilationState.OPTIMISTIC_TYPES_ASSIGNED);
+ return functionNode;
}
@Override
diff --git a/nashorn/src/jdk/nashorn/internal/codegen/ReplaceCompileUnits.java b/nashorn/src/jdk/nashorn/internal/codegen/ReplaceCompileUnits.java
index 57f9e68..616dde7 100644
--- a/nashorn/src/jdk/nashorn/internal/codegen/ReplaceCompileUnits.java
+++ b/nashorn/src/jdk/nashorn/internal/codegen/ReplaceCompileUnits.java
@@ -29,7 +29,6 @@
import java.util.List;
import jdk.nashorn.internal.ir.CompileUnitHolder;
import jdk.nashorn.internal.ir.FunctionNode;
-import jdk.nashorn.internal.ir.FunctionNode.CompilationState;
import jdk.nashorn.internal.ir.LexicalContext;
import jdk.nashorn.internal.ir.LiteralNode;
import jdk.nashorn.internal.ir.LiteralNode.ArrayLiteralNode;
@@ -64,7 +63,7 @@
@Override
public Node leaveFunctionNode(final FunctionNode node) {
- return node.setCompileUnit(lc, getExistingReplacement(node)).setState(lc, CompilationState.COMPILE_UNITS_REUSED);
+ return node.setCompileUnit(lc, getExistingReplacement(node));
}
@Override
diff --git a/nashorn/src/jdk/nashorn/internal/codegen/SplitIntoFunctions.java b/nashorn/src/jdk/nashorn/internal/codegen/SplitIntoFunctions.java
index 22ae784..019815a 100644
--- a/nashorn/src/jdk/nashorn/internal/codegen/SplitIntoFunctions.java
+++ b/nashorn/src/jdk/nashorn/internal/codegen/SplitIntoFunctions.java
@@ -175,8 +175,7 @@
FunctionNode.IS_ANONYMOUS | FunctionNode.USES_ANCESTOR_SCOPE | FunctionNode.IS_SPLIT
)
.setBody(lc, body)
- .setCompileUnit(lc, splitNode.getCompileUnit())
- .copyCompilationState(lc, originalFn);
+ .setCompileUnit(lc, splitNode.getCompileUnit());
// Call the function:
// either "(function () { ... }).call(this)"
diff --git a/nashorn/src/jdk/nashorn/internal/codegen/Splitter.java b/nashorn/src/jdk/nashorn/internal/codegen/Splitter.java
index 929e954..6b81889 100644
--- a/nashorn/src/jdk/nashorn/internal/codegen/Splitter.java
+++ b/nashorn/src/jdk/nashorn/internal/codegen/Splitter.java
@@ -33,7 +33,6 @@
import java.util.Map;
import jdk.nashorn.internal.ir.Block;
import jdk.nashorn.internal.ir.FunctionNode;
-import jdk.nashorn.internal.ir.FunctionNode.CompilationState;
import jdk.nashorn.internal.ir.LexicalContext;
import jdk.nashorn.internal.ir.LiteralNode;
import jdk.nashorn.internal.ir.LiteralNode.ArrayLiteralNode;
@@ -158,7 +157,7 @@
assert functionNode.getCompileUnit() != null;
- return functionNode.setState(null, CompilationState.SPLIT);
+ return functionNode;
}
private static List<FunctionNode> directChildren(final FunctionNode functionNode) {
diff --git a/nashorn/src/jdk/nashorn/internal/ir/FunctionNode.java b/nashorn/src/jdk/nashorn/internal/ir/FunctionNode.java
index 48047e6..1118f87 100644
--- a/nashorn/src/jdk/nashorn/internal/ir/FunctionNode.java
+++ b/nashorn/src/jdk/nashorn/internal/ir/FunctionNode.java
@@ -33,10 +33,8 @@
import static jdk.nashorn.internal.runtime.linker.NashornCallSiteDescriptor.CALLSITE_TRACE_VALUES;
import java.util.Collections;
-import java.util.EnumSet;
import java.util.Iterator;
import java.util.List;
-import jdk.nashorn.internal.AssertsEnabled;
import jdk.nashorn.internal.codegen.CompileUnit;
import jdk.nashorn.internal.codegen.Compiler;
import jdk.nashorn.internal.codegen.CompilerConstants;
@@ -73,40 +71,6 @@
SETTER
}
- /** Compilation states available */
- public enum CompilationState {
- /** compiler is ready */
- INITIALIZED,
- /** method has been parsed */
- PARSED,
- /** method has been parsed */
- PARSE_ERROR,
- /** constant folding pass */
- CONSTANT_FOLDED,
- /** method has been lowered */
- LOWERED,
- /** program points have been assigned to unique locations */
- PROGRAM_POINTS_ASSIGNED,
- /** any transformations of builtins have taken place, e.g. apply=>call */
- BUILTINS_TRANSFORMED,
- /** method has been split */
- SPLIT,
- /** method has had symbols assigned */
- SYMBOLS_ASSIGNED,
- /** computed scope depths for symbols */
- SCOPE_DEPTHS_COMPUTED,
- /** method has had types calculated*/
- OPTIMISTIC_TYPES_ASSIGNED,
- /** method has had types calculated */
- LOCAL_VARIABLE_TYPES_CALCULATED,
- /** compile units reused (optional) */
- COMPILE_UNITS_REUSED,
- /** method has been emitted to bytecode */
- BYTECODE_GENERATED,
- /** method has been installed */
- BYTECODE_INSTALLED
- }
-
/** Source of entity. */
private transient final Source source;
@@ -144,10 +108,6 @@
/** Method's namespace. */
private transient final Namespace namespace;
- /** Current compilation state */
- @Ignore
- private final EnumSet<CompilationState> compilationState;
-
/** Number of properties of "this" object assigned in this function */
@Ignore
private final int thisProperties;
@@ -322,7 +282,6 @@
this.firstToken = firstToken;
this.lastToken = token;
this.namespace = namespace;
- this.compilationState = EnumSet.of(CompilationState.INITIALIZED);
this.flags = flags;
this.compileUnit = null;
this.body = null;
@@ -339,7 +298,6 @@
final String name,
final Type returnType,
final CompileUnit compileUnit,
- final EnumSet<CompilationState> compilationState,
final Block body,
final List<IdentNode> parameters,
final int thisProperties,
@@ -354,7 +312,6 @@
this.returnType = returnType;
this.compileUnit = compileUnit;
this.lastToken = lastToken;
- this.compilationState = compilationState;
this.body = body;
this.parameters = parameters;
this.thisProperties = thisProperties;
@@ -454,7 +411,6 @@
name,
returnType,
compileUnit,
- compilationState,
body,
parameters,
thisProperties,
@@ -530,80 +486,6 @@
}
/**
- * Get the compilation state of this function
- * @return the compilation state
- */
- public EnumSet<CompilationState> getState() {
- return compilationState;
- }
-
- /**
- * Check whether this FunctionNode has reached a give CompilationState.
- *
- * @param state the state to check for
- * @return true of the node is in the given state
- */
- public boolean hasState(final EnumSet<CompilationState> state) {
- return !AssertsEnabled.assertsEnabled() || compilationState.containsAll(state);
- }
-
- /**
- * Add a state to the total CompilationState of this node, e.g. if
- * FunctionNode has been lowered, the compiler will add
- * {@code CompilationState#LOWERED} to the state vector
- *
- * @param lc lexical context
- * @param state {@link CompilationState} to add
- * @return function node or a new one if state was changed
- */
- public FunctionNode setState(final LexicalContext lc, final CompilationState state) {
- if (!AssertsEnabled.assertsEnabled() || this.compilationState.contains(state)) {
- return this;
- }
- final EnumSet<CompilationState> newState = EnumSet.copyOf(this.compilationState);
- newState.add(state);
- return setCompilationState(lc, newState);
- }
-
- /**
- * Copy a compilation state from an original function to this function. Used when creating synthetic
- * function nodes by the splitter.
- *
- * @param lc lexical context
- * @param original the original function node to copy compilation state from
- * @return function node or a new one if state was changed
- */
- public FunctionNode copyCompilationState(final LexicalContext lc, final FunctionNode original) {
- final EnumSet<CompilationState> origState = original.compilationState;
- if (!AssertsEnabled.assertsEnabled() || this.compilationState.containsAll(origState)) {
- return this;
- }
- final EnumSet<CompilationState> newState = EnumSet.copyOf(this.compilationState);
- newState.addAll(origState);
- return setCompilationState(lc, newState);
- }
-
- private FunctionNode setCompilationState(final LexicalContext lc, final EnumSet<CompilationState> compilationState) {
- return Node.replaceInLexicalContext(
- lc,
- this,
- new FunctionNode(
- this,
- lastToken,
- endParserState,
- flags,
- name,
- returnType,
- compileUnit,
- compilationState,
- body,
- parameters,
- thisProperties,
- rootClass, source, namespace));
- }
-
-
- /**
* Create a unique name in the namespace of this FunctionNode
* @param base prefix for name
* @return base if no collision exists, otherwise a name prefix with base
@@ -668,7 +550,6 @@
name,
returnType,
compileUnit,
- compilationState,
body,
parameters,
thisProperties,
@@ -809,7 +690,6 @@
name,
returnType,
compileUnit,
- compilationState,
body,
parameters,
thisProperties,
@@ -905,7 +785,6 @@
name,
returnType,
compileUnit,
- compilationState,
body,
parameters,
thisProperties,
@@ -966,7 +845,6 @@
name,
returnType,
compileUnit,
- compilationState,
body,
parameters,
thisProperties,
@@ -1002,7 +880,6 @@
name,
returnType,
compileUnit,
- compilationState,
body,
parameters,
thisProperties,
@@ -1040,7 +917,6 @@
name,
returnType,
compileUnit,
- compilationState,
body,
parameters,
thisProperties,
@@ -1116,7 +992,6 @@
name,
returnType,
compileUnit,
- compilationState,
body,
parameters,
thisProperties,
@@ -1204,7 +1079,6 @@
name,
type,
compileUnit,
- compilationState,
body,
parameters,
thisProperties,
@@ -1252,7 +1126,6 @@
name,
returnType,
compileUnit,
- compilationState,
body,
parameters,
thisProperties,
@@ -1308,7 +1181,6 @@
name,
returnType,
compileUnit,
- compilationState,
body,
parameters,
thisProperties,
diff --git a/nashorn/src/jdk/nashorn/internal/parser/Parser.java b/nashorn/src/jdk/nashorn/internal/parser/Parser.java
index 460d74e..cfdd599 100644
--- a/nashorn/src/jdk/nashorn/internal/parser/Parser.java
+++ b/nashorn/src/jdk/nashorn/internal/parser/Parser.java
@@ -84,7 +84,6 @@
import jdk.nashorn.internal.ir.ExpressionStatement;
import jdk.nashorn.internal.ir.ForNode;
import jdk.nashorn.internal.ir.FunctionNode;
-import jdk.nashorn.internal.ir.FunctionNode.CompilationState;
import jdk.nashorn.internal.ir.IdentNode;
import jdk.nashorn.internal.ir.IfNode;
import jdk.nashorn.internal.ir.IndexNode;
@@ -513,8 +512,7 @@
return lc.pop(functionNode).
setBody(lc, newBody).
- setLastToken(lc, lastToken).
- setState(lc, errors.hasErrors() ? CompilationState.PARSE_ERROR : CompilationState.PARSED);
+ setLastToken(lc, lastToken);
}
/**
diff --git a/nashorn/src/jdk/nashorn/internal/runtime/ScriptFunction.java b/nashorn/src/jdk/nashorn/internal/runtime/ScriptFunction.java
index a99b7da..0224bf7 100644
--- a/nashorn/src/jdk/nashorn/internal/runtime/ScriptFunction.java
+++ b/nashorn/src/jdk/nashorn/internal/runtime/ScriptFunction.java
@@ -591,7 +591,7 @@
*
* @param newPrototype new prototype object
*/
- public final void setPrototype(Object newPrototype) {
+ public final void setPrototype(final Object newPrototype) {
if (newPrototype instanceof ScriptObject && newPrototype != this.prototype && allocatorMap != null) {
// Replace our current allocator map with one that is associated with the new prototype.
allocatorMap = allocatorMap.changeProto((ScriptObject) newPrototype);