Java Code Examples for jdk.nashorn.internal.codegen.Compiler#persistClassInfo()
The following examples show how to use
jdk.nashorn.internal.codegen.Compiler#persistClassInfo() .
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Example 1
| Source File: RecompilableScriptFunctionData.java From TencentKona-8 with GNU General Public License v2.0 | 5 votes |
|
private FunctionInitializer compileTypeSpecialization(final MethodType actualCallSiteType, final ScriptObject runtimeScope, final boolean persist) {
// We're creating an empty script object for holding local variables. AssignSymbols will populate it with
// explicit Undefined values for undefined local variables (see AssignSymbols#defineSymbol() and
// CompilationEnvironment#declareLocalSymbol()).
if (log.isEnabled()) {
log.info("Parameter type specialization of '", functionName, "' signature: ", actualCallSiteType);
}
final boolean persistentCache = persist && usePersistentCodeCache();
String cacheKey = null;
if (persistentCache) {
final TypeMap typeMap = typeMap(actualCallSiteType);
final Type[] paramTypes = typeMap == null ? null : typeMap.getParameterTypes(functionNodeId);
cacheKey = CodeStore.getCacheKey(functionNodeId, paramTypes);
final CodeInstaller newInstaller = getInstallerForNewCode();
final StoredScript script = newInstaller.loadScript(source, cacheKey);
if (script != null) {
Compiler.updateCompilationId(script.getCompilationId());
return script.installFunction(this, newInstaller);
}
}
final FunctionNode fn = reparse();
final Compiler compiler = getCompiler(fn, actualCallSiteType, runtimeScope);
final FunctionNode compiledFn = compiler.compile(fn,
fn.isCached() ? CompilationPhases.COMPILE_ALL_CACHED : CompilationPhases.COMPILE_ALL);
if (persist && !compiledFn.hasApplyToCallSpecialization()) {
compiler.persistClassInfo(cacheKey, compiledFn);
}
return new FunctionInitializer(compiledFn, compiler.getInvalidatedProgramPoints());
}
Example 2
| Source File: RecompilableScriptFunctionData.java From jdk8u60 with GNU General Public License v2.0 | 5 votes |
|
private FunctionInitializer compileTypeSpecialization(final MethodType actualCallSiteType, final ScriptObject runtimeScope, final boolean persist) {
// We're creating an empty script object for holding local variables. AssignSymbols will populate it with
// explicit Undefined values for undefined local variables (see AssignSymbols#defineSymbol() and
// CompilationEnvironment#declareLocalSymbol()).
if (log.isEnabled()) {
log.info("Parameter type specialization of '", functionName, "' signature: ", actualCallSiteType);
}
final boolean persistentCache = persist && usePersistentCodeCache();
String cacheKey = null;
if (persistentCache) {
final TypeMap typeMap = typeMap(actualCallSiteType);
final Type[] paramTypes = typeMap == null ? null : typeMap.getParameterTypes(functionNodeId);
cacheKey = CodeStore.getCacheKey(functionNodeId, paramTypes);
final CodeInstaller<ScriptEnvironment> newInstaller = getInstallerForNewCode();
final StoredScript script = newInstaller.loadScript(source, cacheKey);
if (script != null) {
Compiler.updateCompilationId(script.getCompilationId());
return script.installFunction(this, newInstaller);
}
}
final FunctionNode fn = reparse();
final Compiler compiler = getCompiler(fn, actualCallSiteType, runtimeScope);
final FunctionNode compiledFn = compiler.compile(fn,
isSerialized() ? CompilationPhases.COMPILE_ALL_SERIALIZED : CompilationPhases.COMPILE_ALL);
if (persist && !compiledFn.getFlag(FunctionNode.HAS_APPLY_TO_CALL_SPECIALIZATION)) {
compiler.persistClassInfo(cacheKey, compiledFn);
}
return new FunctionInitializer(compiledFn, compiler.getInvalidatedProgramPoints());
}
Example 3
| Source File: RecompilableScriptFunctionData.java From openjdk-jdk8u with GNU General Public License v2.0 | 5 votes |
|
private FunctionInitializer compileTypeSpecialization(final MethodType actualCallSiteType, final ScriptObject runtimeScope, final boolean persist) {
// We're creating an empty script object for holding local variables. AssignSymbols will populate it with
// explicit Undefined values for undefined local variables (see AssignSymbols#defineSymbol() and
// CompilationEnvironment#declareLocalSymbol()).
if (log.isEnabled()) {
log.info("Parameter type specialization of '", functionName, "' signature: ", actualCallSiteType);
}
final boolean persistentCache = persist && usePersistentCodeCache();
String cacheKey = null;
if (persistentCache) {
final TypeMap typeMap = typeMap(actualCallSiteType);
final Type[] paramTypes = typeMap == null ? null : typeMap.getParameterTypes(functionNodeId);
cacheKey = CodeStore.getCacheKey(functionNodeId, paramTypes);
final CodeInstaller newInstaller = getInstallerForNewCode();
final StoredScript script = newInstaller.loadScript(source, cacheKey);
if (script != null) {
Compiler.updateCompilationId(script.getCompilationId());
return script.installFunction(this, newInstaller);
}
}
final FunctionNode fn = reparse();
final Compiler compiler = getCompiler(fn, actualCallSiteType, runtimeScope);
final FunctionNode compiledFn = compiler.compile(fn,
fn.isCached() ? CompilationPhases.COMPILE_ALL_CACHED : CompilationPhases.COMPILE_ALL);
if (persist && !compiledFn.hasApplyToCallSpecialization()) {
compiler.persistClassInfo(cacheKey, compiledFn);
}
return new FunctionInitializer(compiledFn, compiler.getInvalidatedProgramPoints());
}
Example 4
| Source File: RecompilableScriptFunctionData.java From openjdk-jdk8u-backup with GNU General Public License v2.0 | 5 votes |
|
private FunctionInitializer compileTypeSpecialization(final MethodType actualCallSiteType, final ScriptObject runtimeScope, final boolean persist) {
// We're creating an empty script object for holding local variables. AssignSymbols will populate it with
// explicit Undefined values for undefined local variables (see AssignSymbols#defineSymbol() and
// CompilationEnvironment#declareLocalSymbol()).
if (log.isEnabled()) {
log.info("Parameter type specialization of '", functionName, "' signature: ", actualCallSiteType);
}
final boolean persistentCache = persist && usePersistentCodeCache();
String cacheKey = null;
if (persistentCache) {
final TypeMap typeMap = typeMap(actualCallSiteType);
final Type[] paramTypes = typeMap == null ? null : typeMap.getParameterTypes(functionNodeId);
cacheKey = CodeStore.getCacheKey(functionNodeId, paramTypes);
final CodeInstaller newInstaller = getInstallerForNewCode();
final StoredScript script = newInstaller.loadScript(source, cacheKey);
if (script != null) {
Compiler.updateCompilationId(script.getCompilationId());
return script.installFunction(this, newInstaller);
}
}
final FunctionNode fn = reparse();
final Compiler compiler = getCompiler(fn, actualCallSiteType, runtimeScope);
final FunctionNode compiledFn = compiler.compile(fn,
fn.isCached() ? CompilationPhases.COMPILE_ALL_CACHED : CompilationPhases.COMPILE_ALL);
if (persist && !compiledFn.hasApplyToCallSpecialization()) {
compiler.persistClassInfo(cacheKey, compiledFn);
}
return new FunctionInitializer(compiledFn, compiler.getInvalidatedProgramPoints());
}
Example 5
| Source File: RecompilableScriptFunctionData.java From openjdk-jdk9 with GNU General Public License v2.0 | 5 votes |
|
private FunctionInitializer compileTypeSpecialization(final MethodType actualCallSiteType, final ScriptObject runtimeScope, final boolean persist) {
// We're creating an empty script object for holding local variables. AssignSymbols will populate it with
// explicit Undefined values for undefined local variables (see AssignSymbols#defineSymbol() and
// CompilationEnvironment#declareLocalSymbol()).
if (log.isEnabled()) {
log.info("Parameter type specialization of '", functionName, "' signature: ", actualCallSiteType);
}
final boolean persistentCache = persist && usePersistentCodeCache();
String cacheKey = null;
if (persistentCache) {
final TypeMap typeMap = typeMap(actualCallSiteType);
final Type[] paramTypes = typeMap == null ? null : typeMap.getParameterTypes(functionNodeId);
cacheKey = CodeStore.getCacheKey(functionNodeId, paramTypes);
final CodeInstaller newInstaller = getInstallerForNewCode();
final StoredScript script = newInstaller.loadScript(source, cacheKey);
if (script != null) {
Compiler.updateCompilationId(script.getCompilationId());
return script.installFunction(this, newInstaller);
}
}
final FunctionNode fn = reparse();
final Compiler compiler = getCompiler(fn, actualCallSiteType, runtimeScope);
final FunctionNode compiledFn = compiler.compile(fn,
fn.isCached() ? CompilationPhases.COMPILE_ALL_CACHED : CompilationPhases.COMPILE_ALL);
if (persist && !compiledFn.hasApplyToCallSpecialization()) {
compiler.persistClassInfo(cacheKey, compiledFn);
}
return new FunctionInitializer(compiledFn, compiler.getInvalidatedProgramPoints());
}
Example 6
| Source File: RecompilableScriptFunctionData.java From hottub with GNU General Public License v2.0 | 5 votes |
|
private FunctionInitializer compileTypeSpecialization(final MethodType actualCallSiteType, final ScriptObject runtimeScope, final boolean persist) {
// We're creating an empty script object for holding local variables. AssignSymbols will populate it with
// explicit Undefined values for undefined local variables (see AssignSymbols#defineSymbol() and
// CompilationEnvironment#declareLocalSymbol()).
if (log.isEnabled()) {
log.info("Parameter type specialization of '", functionName, "' signature: ", actualCallSiteType);
}
final boolean persistentCache = persist && usePersistentCodeCache();
String cacheKey = null;
if (persistentCache) {
final TypeMap typeMap = typeMap(actualCallSiteType);
final Type[] paramTypes = typeMap == null ? null : typeMap.getParameterTypes(functionNodeId);
cacheKey = CodeStore.getCacheKey(functionNodeId, paramTypes);
final CodeInstaller newInstaller = getInstallerForNewCode();
final StoredScript script = newInstaller.loadScript(source, cacheKey);
if (script != null) {
Compiler.updateCompilationId(script.getCompilationId());
return script.installFunction(this, newInstaller);
}
}
final FunctionNode fn = reparse();
final Compiler compiler = getCompiler(fn, actualCallSiteType, runtimeScope);
final FunctionNode compiledFn = compiler.compile(fn,
fn.isCached() ? CompilationPhases.COMPILE_ALL_CACHED : CompilationPhases.COMPILE_ALL);
if (persist && !compiledFn.hasApplyToCallSpecialization()) {
compiler.persistClassInfo(cacheKey, compiledFn);
}
return new FunctionInitializer(compiledFn, compiler.getInvalidatedProgramPoints());
}
Example 7
| Source File: RecompilableScriptFunctionData.java From jdk8u_nashorn with GNU General Public License v2.0 | 5 votes |
|
private FunctionInitializer compileTypeSpecialization(final MethodType actualCallSiteType, final ScriptObject runtimeScope, final boolean persist) {
// We're creating an empty script object for holding local variables. AssignSymbols will populate it with
// explicit Undefined values for undefined local variables (see AssignSymbols#defineSymbol() and
// CompilationEnvironment#declareLocalSymbol()).
if (log.isEnabled()) {
log.info("Parameter type specialization of '", functionName, "' signature: ", actualCallSiteType);
}
final boolean persistentCache = persist && usePersistentCodeCache();
String cacheKey = null;
if (persistentCache) {
final TypeMap typeMap = typeMap(actualCallSiteType);
final Type[] paramTypes = typeMap == null ? null : typeMap.getParameterTypes(functionNodeId);
cacheKey = CodeStore.getCacheKey(functionNodeId, paramTypes);
final CodeInstaller newInstaller = getInstallerForNewCode();
final StoredScript script = newInstaller.loadScript(source, cacheKey);
if (script != null) {
Compiler.updateCompilationId(script.getCompilationId());
return script.installFunction(this, newInstaller);
}
}
final FunctionNode fn = reparse();
final Compiler compiler = getCompiler(fn, actualCallSiteType, runtimeScope);
final FunctionNode compiledFn = compiler.compile(fn,
fn.isCached() ? CompilationPhases.COMPILE_ALL_CACHED : CompilationPhases.COMPILE_ALL);
if (persist && !compiledFn.hasApplyToCallSpecialization()) {
compiler.persistClassInfo(cacheKey, compiledFn);
}
return new FunctionInitializer(compiledFn, compiler.getInvalidatedProgramPoints());
}
Example 8
| Source File: Context.java From TencentKona-8 with GNU General Public License v2.0 | 4 votes |
|
private synchronized Class<?> compile(final Source source, final ErrorManager errMan, final boolean strict) {
// start with no errors, no warnings.
errMan.reset();
Class<?> script = findCachedClass(source);
if (script != null) {
final DebugLogger log = getLogger(Compiler.class);
if (log.isEnabled()) {
log.fine(new RuntimeEvent<>(Level.INFO, source), "Code cache hit for ", source, " avoiding recompile.");
}
return script;
}
StoredScript storedScript = null;
FunctionNode functionNode = null;
// Don't use code store if optimistic types is enabled but lazy compilation is not.
// This would store a full script compilation with many wrong optimistic assumptions that would
// do more harm than good on later runs with both optimistic types and lazy compilation enabled.
final boolean useCodeStore = codeStore != null && !env._parse_only && (!env._optimistic_types || env._lazy_compilation);
final String cacheKey = useCodeStore ? CodeStore.getCacheKey("script", null) : null;
if (useCodeStore) {
storedScript = codeStore.load(source, cacheKey);
}
if (storedScript == null) {
if (env._dest_dir != null) {
source.dump(env._dest_dir);
}
functionNode = new Parser(env, source, errMan, strict, getLogger(Parser.class)).parse();
if (errMan.hasErrors()) {
return null;
}
if (env._print_ast || functionNode.getFlag(FunctionNode.IS_PRINT_AST)) {
getErr().println(new ASTWriter(functionNode));
}
if (env._print_parse || functionNode.getFlag(FunctionNode.IS_PRINT_PARSE)) {
getErr().println(new PrintVisitor(functionNode, true, false));
}
}
if (env._parse_only) {
return null;
}
final URL url = source.getURL();
final ScriptLoader loader = env._loader_per_compile ? createNewLoader() : scriptLoader;
final CodeSource cs = new CodeSource(url, (CodeSigner[])null);
final CodeInstaller installer = new ContextCodeInstaller(this, loader, cs);
if (storedScript == null) {
final CompilationPhases phases = Compiler.CompilationPhases.COMPILE_ALL;
final Compiler compiler = Compiler.forInitialCompilation(
installer,
source,
errMan,
strict | functionNode.isStrict());
final FunctionNode compiledFunction = compiler.compile(functionNode, phases);
if (errMan.hasErrors()) {
return null;
}
script = compiledFunction.getRootClass();
compiler.persistClassInfo(cacheKey, compiledFunction);
} else {
Compiler.updateCompilationId(storedScript.getCompilationId());
script = storedScript.installScript(source, installer);
}
cacheClass(source, script);
return script;
}
Example 9
| Source File: Context.java From jdk8u60 with GNU General Public License v2.0 | 4 votes |
|
private synchronized Class<?> compile(final Source source, final ErrorManager errMan, final boolean strict) {
// start with no errors, no warnings.
errMan.reset();
Class<?> script = findCachedClass(source);
if (script != null) {
final DebugLogger log = getLogger(Compiler.class);
if (log.isEnabled()) {
log.fine(new RuntimeEvent<>(Level.INFO, source), "Code cache hit for ", source, " avoiding recompile.");
}
return script;
}
StoredScript storedScript = null;
FunctionNode functionNode = null;
// Don't use code store if optimistic types is enabled but lazy compilation is not.
// This would store a full script compilation with many wrong optimistic assumptions that would
// do more harm than good on later runs with both optimistic types and lazy compilation enabled.
final boolean useCodeStore = codeStore != null && !env._parse_only && (!env._optimistic_types || env._lazy_compilation);
final String cacheKey = useCodeStore ? CodeStore.getCacheKey("script", null) : null;
if (useCodeStore) {
storedScript = codeStore.load(source, cacheKey);
}
if (storedScript == null) {
if (env._dest_dir != null) {
source.dump(env._dest_dir);
}
functionNode = new Parser(env, source, errMan, strict, getLogger(Parser.class)).parse();
if (errMan.hasErrors()) {
return null;
}
if (env._print_ast || functionNode.getFlag(FunctionNode.IS_PRINT_AST)) {
getErr().println(new ASTWriter(functionNode));
}
if (env._print_parse || functionNode.getFlag(FunctionNode.IS_PRINT_PARSE)) {
getErr().println(new PrintVisitor(functionNode, true, false));
}
}
if (env._parse_only) {
return null;
}
final URL url = source.getURL();
final ScriptLoader loader = env._loader_per_compile ? createNewLoader() : scriptLoader;
final CodeSource cs = new CodeSource(url, (CodeSigner[])null);
final CodeInstaller<ScriptEnvironment> installer = new ContextCodeInstaller(this, loader, cs);
if (storedScript == null) {
final CompilationPhases phases = Compiler.CompilationPhases.COMPILE_ALL;
final Compiler compiler = new Compiler(
this,
env,
installer,
source,
errMan,
strict | functionNode.isStrict());
final FunctionNode compiledFunction = compiler.compile(functionNode, phases);
if (errMan.hasErrors()) {
return null;
}
script = compiledFunction.getRootClass();
compiler.persistClassInfo(cacheKey, compiledFunction);
} else {
Compiler.updateCompilationId(storedScript.getCompilationId());
script = storedScript.installScript(source, installer);
}
cacheClass(source, script);
return script;
}
Example 10
| Source File: Context.java From openjdk-jdk8u with GNU General Public License v2.0 | 4 votes |
|
private synchronized Class<?> compile(final Source source, final ErrorManager errMan, final boolean strict) {
// start with no errors, no warnings.
errMan.reset();
Class<?> script = findCachedClass(source);
if (script != null) {
final DebugLogger log = getLogger(Compiler.class);
if (log.isEnabled()) {
log.fine(new RuntimeEvent<>(Level.INFO, source), "Code cache hit for ", source, " avoiding recompile.");
}
return script;
}
StoredScript storedScript = null;
FunctionNode functionNode = null;
// Don't use code store if optimistic types is enabled but lazy compilation is not.
// This would store a full script compilation with many wrong optimistic assumptions that would
// do more harm than good on later runs with both optimistic types and lazy compilation enabled.
final boolean useCodeStore = codeStore != null && !env._parse_only && (!env._optimistic_types || env._lazy_compilation);
final String cacheKey = useCodeStore ? CodeStore.getCacheKey("script", null) : null;
if (useCodeStore) {
storedScript = codeStore.load(source, cacheKey);
}
if (storedScript == null) {
if (env._dest_dir != null) {
source.dump(env._dest_dir);
}
functionNode = new Parser(env, source, errMan, strict, getLogger(Parser.class)).parse();
if (errMan.hasErrors()) {
return null;
}
if (env._print_ast || functionNode.getFlag(FunctionNode.IS_PRINT_AST)) {
getErr().println(new ASTWriter(functionNode));
}
if (env._print_parse || functionNode.getFlag(FunctionNode.IS_PRINT_PARSE)) {
getErr().println(new PrintVisitor(functionNode, true, false));
}
}
if (env._parse_only) {
return null;
}
final URL url = source.getURL();
final ScriptLoader loader = env._loader_per_compile ? createNewLoader() : scriptLoader;
final CodeSource cs = new CodeSource(url, (CodeSigner[])null);
final CodeInstaller installer = new ContextCodeInstaller(this, loader, cs);
if (storedScript == null) {
final CompilationPhases phases = Compiler.CompilationPhases.COMPILE_ALL;
final Compiler compiler = Compiler.forInitialCompilation(
installer,
source,
errMan,
strict | functionNode.isStrict());
final FunctionNode compiledFunction = compiler.compile(functionNode, phases);
if (errMan.hasErrors()) {
return null;
}
script = compiledFunction.getRootClass();
compiler.persistClassInfo(cacheKey, compiledFunction);
} else {
Compiler.updateCompilationId(storedScript.getCompilationId());
script = storedScript.installScript(source, installer);
}
cacheClass(source, script);
return script;
}
Example 11
| Source File: Context.java From openjdk-jdk8u-backup with GNU General Public License v2.0 | 4 votes |
|
private synchronized Class<?> compile(final Source source, final ErrorManager errMan, final boolean strict) {
// start with no errors, no warnings.
errMan.reset();
Class<?> script = findCachedClass(source);
if (script != null) {
final DebugLogger log = getLogger(Compiler.class);
if (log.isEnabled()) {
log.fine(new RuntimeEvent<>(Level.INFO, source), "Code cache hit for ", source, " avoiding recompile.");
}
return script;
}
StoredScript storedScript = null;
FunctionNode functionNode = null;
// Don't use code store if optimistic types is enabled but lazy compilation is not.
// This would store a full script compilation with many wrong optimistic assumptions that would
// do more harm than good on later runs with both optimistic types and lazy compilation enabled.
final boolean useCodeStore = codeStore != null && !env._parse_only && (!env._optimistic_types || env._lazy_compilation);
final String cacheKey = useCodeStore ? CodeStore.getCacheKey("script", null) : null;
if (useCodeStore) {
storedScript = codeStore.load(source, cacheKey);
}
if (storedScript == null) {
if (env._dest_dir != null) {
source.dump(env._dest_dir);
}
functionNode = new Parser(env, source, errMan, strict, getLogger(Parser.class)).parse();
if (errMan.hasErrors()) {
return null;
}
if (env._print_ast || functionNode.getFlag(FunctionNode.IS_PRINT_AST)) {
getErr().println(new ASTWriter(functionNode));
}
if (env._print_parse || functionNode.getFlag(FunctionNode.IS_PRINT_PARSE)) {
getErr().println(new PrintVisitor(functionNode, true, false));
}
}
if (env._parse_only) {
return null;
}
final URL url = source.getURL();
final ScriptLoader loader = env._loader_per_compile ? createNewLoader() : scriptLoader;
final CodeSource cs = new CodeSource(url, (CodeSigner[])null);
final CodeInstaller installer = new ContextCodeInstaller(this, loader, cs);
if (storedScript == null) {
final CompilationPhases phases = Compiler.CompilationPhases.COMPILE_ALL;
final Compiler compiler = Compiler.forInitialCompilation(
installer,
source,
errMan,
strict | functionNode.isStrict());
final FunctionNode compiledFunction = compiler.compile(functionNode, phases);
if (errMan.hasErrors()) {
return null;
}
script = compiledFunction.getRootClass();
compiler.persistClassInfo(cacheKey, compiledFunction);
} else {
Compiler.updateCompilationId(storedScript.getCompilationId());
script = storedScript.installScript(source, installer);
}
cacheClass(source, script);
return script;
}
Example 12
| Source File: Context.java From openjdk-jdk9 with GNU General Public License v2.0 | 4 votes |
|
private synchronized Class<?> compile(final Source source, final ErrorManager errMan, final boolean strict, final boolean isEval) {
// start with no errors, no warnings.
errMan.reset();
Class<?> script = findCachedClass(source);
if (script != null) {
final DebugLogger log = getLogger(Compiler.class);
if (log.isEnabled()) {
log.fine(new RuntimeEvent<>(Level.INFO, source), "Code cache hit for ", source, " avoiding recompile.");
}
return script;
}
StoredScript storedScript = null;
FunctionNode functionNode = null;
// Don't use code store if optimistic types is enabled but lazy compilation is not.
// This would store a full script compilation with many wrong optimistic assumptions that would
// do more harm than good on later runs with both optimistic types and lazy compilation enabled.
final boolean useCodeStore = codeStore != null && !env._parse_only && (!env._optimistic_types || env._lazy_compilation);
final String cacheKey = useCodeStore ? CodeStore.getCacheKey("script", null) : null;
if (useCodeStore) {
storedScript = codeStore.load(source, cacheKey);
}
if (storedScript == null) {
if (env._dest_dir != null) {
source.dump(env._dest_dir);
}
functionNode = new Parser(env, source, errMan, strict, getLogger(Parser.class)).parse();
if (errMan.hasErrors()) {
return null;
}
if (env._print_ast || functionNode.getDebugFlag(FunctionNode.DEBUG_PRINT_AST)) {
getErr().println(new ASTWriter(functionNode));
}
if (env._print_parse || functionNode.getDebugFlag(FunctionNode.DEBUG_PRINT_PARSE)) {
getErr().println(new PrintVisitor(functionNode, true, false));
}
}
if (env._parse_only) {
return null;
}
final URL url = source.getURL();
final CodeSource cs = new CodeSource(url, (CodeSigner[])null);
final CodeInstaller installer;
if (!env.useAnonymousClasses(source.getLength()) || env._persistent_cache || !env._lazy_compilation) {
// Persistent code cache and eager compilation preclude use of VM anonymous classes
final ScriptLoader loader = env._loader_per_compile ? createNewLoader() : scriptLoader;
installer = new NamedContextCodeInstaller(this, cs, loader);
} else {
installer = new AnonymousContextCodeInstaller(this, cs,
anonymousHostClasses.getOrCreate(cs, (key) ->
createNewLoader().installClass(
// NOTE: we're defining these constants in AnonymousContextCodeInstaller so they are not
// initialized if we don't use AnonymousContextCodeInstaller. As this method is only ever
// invoked from AnonymousContextCodeInstaller, this is okay.
AnonymousContextCodeInstaller.ANONYMOUS_HOST_CLASS_NAME,
AnonymousContextCodeInstaller.ANONYMOUS_HOST_CLASS_BYTES, cs)));
}
if (storedScript == null) {
final CompilationPhases phases = Compiler.CompilationPhases.COMPILE_ALL;
final Compiler compiler = Compiler.forInitialCompilation(
installer,
source,
errMan,
strict | functionNode.isStrict());
final FunctionNode compiledFunction = compiler.compile(functionNode, phases);
if (errMan.hasErrors()) {
return null;
}
script = compiledFunction.getRootClass();
compiler.persistClassInfo(cacheKey, compiledFunction);
} else {
Compiler.updateCompilationId(storedScript.getCompilationId());
script = storedScript.installScript(source, installer);
}
cacheClass(source, script);
return script;
}
Example 13
| Source File: Context.java From hottub with GNU General Public License v2.0 | 4 votes |
|
private synchronized Class<?> compile(final Source source, final ErrorManager errMan, final boolean strict) {
// start with no errors, no warnings.
errMan.reset();
Class<?> script = findCachedClass(source);
if (script != null) {
final DebugLogger log = getLogger(Compiler.class);
if (log.isEnabled()) {
log.fine(new RuntimeEvent<>(Level.INFO, source), "Code cache hit for ", source, " avoiding recompile.");
}
return script;
}
StoredScript storedScript = null;
FunctionNode functionNode = null;
// Don't use code store if optimistic types is enabled but lazy compilation is not.
// This would store a full script compilation with many wrong optimistic assumptions that would
// do more harm than good on later runs with both optimistic types and lazy compilation enabled.
final boolean useCodeStore = codeStore != null && !env._parse_only && (!env._optimistic_types || env._lazy_compilation);
final String cacheKey = useCodeStore ? CodeStore.getCacheKey("script", null) : null;
if (useCodeStore) {
storedScript = codeStore.load(source, cacheKey);
}
if (storedScript == null) {
if (env._dest_dir != null) {
source.dump(env._dest_dir);
}
functionNode = new Parser(env, source, errMan, strict, getLogger(Parser.class)).parse();
if (errMan.hasErrors()) {
return null;
}
if (env._print_ast || functionNode.getFlag(FunctionNode.IS_PRINT_AST)) {
getErr().println(new ASTWriter(functionNode));
}
if (env._print_parse || functionNode.getFlag(FunctionNode.IS_PRINT_PARSE)) {
getErr().println(new PrintVisitor(functionNode, true, false));
}
}
if (env._parse_only) {
return null;
}
final URL url = source.getURL();
final ScriptLoader loader = env._loader_per_compile ? createNewLoader() : scriptLoader;
final CodeSource cs = new CodeSource(url, (CodeSigner[])null);
final CodeInstaller installer = new ContextCodeInstaller(this, loader, cs);
if (storedScript == null) {
final CompilationPhases phases = Compiler.CompilationPhases.COMPILE_ALL;
final Compiler compiler = Compiler.forInitialCompilation(
installer,
source,
errMan,
strict | functionNode.isStrict());
final FunctionNode compiledFunction = compiler.compile(functionNode, phases);
if (errMan.hasErrors()) {
return null;
}
script = compiledFunction.getRootClass();
compiler.persistClassInfo(cacheKey, compiledFunction);
} else {
Compiler.updateCompilationId(storedScript.getCompilationId());
script = storedScript.installScript(source, installer);
}
cacheClass(source, script);
return script;
}
Example 14
| Source File: Context.java From jdk8u_nashorn with GNU General Public License v2.0 | 4 votes |
|
private synchronized Class<?> compile(final Source source, final ErrorManager errMan, final boolean strict) {
// start with no errors, no warnings.
errMan.reset();
Class<?> script = findCachedClass(source);
if (script != null) {
final DebugLogger log = getLogger(Compiler.class);
if (log.isEnabled()) {
log.fine(new RuntimeEvent<>(Level.INFO, source), "Code cache hit for ", source, " avoiding recompile.");
}
return script;
}
StoredScript storedScript = null;
FunctionNode functionNode = null;
// Don't use code store if optimistic types is enabled but lazy compilation is not.
// This would store a full script compilation with many wrong optimistic assumptions that would
// do more harm than good on later runs with both optimistic types and lazy compilation enabled.
final boolean useCodeStore = codeStore != null && !env._parse_only && (!env._optimistic_types || env._lazy_compilation);
final String cacheKey = useCodeStore ? CodeStore.getCacheKey("script", null) : null;
if (useCodeStore) {
storedScript = codeStore.load(source, cacheKey);
}
if (storedScript == null) {
if (env._dest_dir != null) {
source.dump(env._dest_dir);
}
functionNode = new Parser(env, source, errMan, strict, getLogger(Parser.class)).parse();
if (errMan.hasErrors()) {
return null;
}
if (env._print_ast || functionNode.getFlag(FunctionNode.IS_PRINT_AST)) {
getErr().println(new ASTWriter(functionNode));
}
if (env._print_parse || functionNode.getFlag(FunctionNode.IS_PRINT_PARSE)) {
getErr().println(new PrintVisitor(functionNode, true, false));
}
}
if (env._parse_only) {
return null;
}
final URL url = source.getURL();
final ScriptLoader loader = env._loader_per_compile ? createNewLoader() : scriptLoader;
final CodeSource cs = new CodeSource(url, (CodeSigner[])null);
final CodeInstaller installer = new ContextCodeInstaller(this, loader, cs);
if (storedScript == null) {
final CompilationPhases phases = Compiler.CompilationPhases.COMPILE_ALL;
final Compiler compiler = Compiler.forInitialCompilation(
installer,
source,
errMan,
strict | functionNode.isStrict());
final FunctionNode compiledFunction = compiler.compile(functionNode, phases);
if (errMan.hasErrors()) {
return null;
}
script = compiledFunction.getRootClass();
compiler.persistClassInfo(cacheKey, compiledFunction);
} else {
Compiler.updateCompilationId(storedScript.getCompilationId());
script = storedScript.installScript(source, installer);
}
cacheClass(source, script);
return script;
}
