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Fixes problems with reading and writing a program

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This commit is contained in:
konsoletyper 2014-09-09 12:18:46 +04:00
parent e6ce22b960
commit 13b64fd4c1
4 changed files with 218 additions and 2 deletions
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4
teavm-core/src/main/java/org/teavm/cache/ClassPathClassDateProvider.java vendored
View File

@ -45,10 +45,10 @@ public class ClassPathClassDateProvider implements ClassDateProvider {
// If URI is invalid, we just report that class should be reparsed
return null;
}
} else if (url.getProtocol().equals("jar")) {
} else if (url.getProtocol().equals("jar") && url.getPath().startsWith("file:")) {
int exclIndex = url.getPath().indexOf('!');
String jarFileName = exclIndex >= 0 ? url.getPath().substring(0, exclIndex) : url.getPath();
File file = new File(jarFileName);
File file = new File(jarFileName.substring("file:".length()));
return file.exists() ? new Date(file.lastModified()) : null;
} else {
return null;

209
teavm-core/src/main/java/org/teavm/cache/DiskProgramCache.java vendored Normal file
View File

@ -0,0 +1,209 @@
/*
* Copyright 2014 Alexey Andreev.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.teavm.cache;
import java.io.*;
import java.util.*;
import org.teavm.model.*;
import org.teavm.model.instructions.*;
/**
*
* @author Alexey Andreev
*/
public class DiskProgramCache implements ProgramCache {
private File directory;
private ProgramIO programIO;
private Map<MethodReference, Item> cache = new HashMap<>();
private Set<MethodReference> newMethods = new HashSet<>();
private ClassDateProvider classDateProvider;
public DiskProgramCache(File directory, SymbolTable symbolTable, SymbolTable fileTable,
ClassDateProvider classDateProvider) {
this.directory = directory;
programIO = new ProgramIO(symbolTable, fileTable);
this.classDateProvider = classDateProvider;
}
@Override
public Program get(MethodReference method) {
Item item = cache.get(method);
if (item == null) {
item = new Item();
cache.put(method, item);
File file = getMethodFile(method);
if (file.exists()) {
try (InputStream stream = new FileInputStream(file)) {
DataInput input = new DataInputStream(stream);
int depCount = input.readShort();
boolean dependenciesChanged = false;
for (int i = 0; i < depCount; ++i) {
String depClass = input.readUTF();
Date depDate = classDateProvider.getModificationDate(depClass);
if (depDate == null || depDate.after(new Date(file.lastModified()))) {
dependenciesChanged = true;
break;
}
}
if (!dependenciesChanged) {
item.program = programIO.read(stream);
}
} catch (IOException e) {
// we could not read program, just leave it empty
}
}
}
if (item.program == null) {
System.out.println(method);
}
return item.program;
}
@Override
public void store(MethodReference method, Program program) {
Item item = new Item();
cache.put(method, item);
item.program = program;
newMethods.add(method);
}
public void flush() throws IOException {
for (MethodReference method : newMethods) {
File file = getMethodFile(method);
ProgramDependencyAnalyzer analyzer = new ProgramDependencyAnalyzer();
analyzer.dependencies.add(method.getClassName());
Program program = cache.get(method).program;
for (int i = 0; i < program.basicBlockCount(); ++i) {
BasicBlock block = program.basicBlockAt(i);
for (Instruction insn : block.getInstructions()) {
insn.acceptVisitor(analyzer);
}
}
file.getParentFile().mkdirs();
try (OutputStream stream = new FileOutputStream(file)) {
DataOutput output = new DataOutputStream(stream);
output.writeShort(analyzer.dependencies.size());
for (String dep : analyzer.dependencies) {
output.writeUTF(dep);
}
programIO.write(program, stream);
}
}
}
private File getMethodFile(MethodReference method) {
File dir = new File(directory, method.getClassName().replace('.', '/'));
String desc = method.getDescriptor().toString();
StringBuilder sb = new StringBuilder();
for (int i = 0; i < desc.length(); ++i) {
char c = desc.charAt(i);
switch (c) {
case '/':
sb.append("$s");
break;
case '\\':
sb.append("$b");
break;
case '?':
sb.append("$q");
break;
case '%':
sb.append("$p");
break;
case '*':
sb.append("$a");
break;
case ':':
sb.append("$c");
break;
case '|':
sb.append("$v");
break;
case '$':
sb.append("$$");
break;
case '"':
sb.append("$Q");
break;
case '<':
sb.append("$l");
break;
case '>':
sb.append("$g");
break;
case '.':
sb.append("$d");
break;
case ' ':
sb.append("$w");
break;
default:
sb.append(c);
break;
}
}
return new File(dir, sb + ".teavm-opt");
}
static class Item {
Program program;
}
static class ProgramDependencyAnalyzer implements InstructionVisitor {
Set<String> dependencies = new HashSet<>();
@Override public void visit(GetFieldInstruction insn) {
dependencies.add(insn.getField().getClassName());
}
@Override public void visit(PutFieldInstruction insn) {
dependencies.add(insn.getField().getClassName());
}
@Override public void visit(InvokeInstruction insn) {
dependencies.add(insn.getMethod().getClassName());
}
@Override public void visit(EmptyInstruction insn) { }
@Override public void visit(ClassConstantInstruction insn) { }
@Override public void visit(NullConstantInstruction insn) { }
@Override public void visit(IntegerConstantInstruction insn) { }
@Override public void visit(LongConstantInstruction insn) { }
@Override public void visit(FloatConstantInstruction insn) { }
@Override public void visit(DoubleConstantInstruction insn) { }
@Override public void visit(StringConstantInstruction insn) { }
@Override public void visit(BinaryInstruction insn) { }
@Override public void visit(NegateInstruction insn) { }
@Override public void visit(AssignInstruction insn) { }
@Override public void visit(CastInstruction insn) { }
@Override public void visit(CastNumberInstruction insn) { }
@Override public void visit(CastIntegerInstruction insn) { }
@Override public void visit(BranchingInstruction insn) { }
@Override public void visit(BinaryBranchingInstruction insn) { }
@Override public void visit(JumpInstruction insn) { }
@Override public void visit(SwitchInstruction insn) { }
@Override public void visit(ExitInstruction insn) { }
@Override public void visit(RaiseInstruction insn) { }
@Override public void visit(ConstructArrayInstruction insn) { }
@Override public void visit(ConstructInstruction insn) { }
@Override public void visit(ConstructMultiArrayInstruction insn) { }
@Override public void visit(ArrayLengthInstruction insn) { }
@Override public void visit(CloneArrayInstruction insn) { }
@Override public void visit(UnwrapArrayInstruction insn) { }
@Override public void visit(GetElementInstruction insn) { }
@Override public void visit(PutElementInstruction insn) { }
@Override public void visit(IsInstanceInstruction insn) { }
@Override public void visit(InitClassInstruction insn) { }
@Override public void visit(NullCheckInstruction insn) { }
}
}

2
teavm-core/src/main/java/org/teavm/cache/ProgramIO.java vendored
View File

@ -770,6 +770,7 @@ public class ProgramIO {
String className = symbolTable.at(input.readInt());
String fieldName = symbolTable.at(input.readInt());
insn.setField(new FieldReference(className, fieldName));
insn.setFieldType(ValueType.parse(symbolTable.at(input.readInt())));
return insn;
}
case 25: {
@ -778,6 +779,7 @@ public class ProgramIO {
String className = symbolTable.at(input.readInt());
String fieldName = symbolTable.at(input.readInt());
insn.setField(new FieldReference(className, fieldName));
insn.setFieldType(ValueType.parse(symbolTable.at(input.readInt())));
return insn;
}
case 26: {

5
teavm-jso/src/main/java/org/teavm/jso/plugin/JavascriptNativeProcessor.java
View File

@ -173,6 +173,7 @@ class JavascriptNativeProcessor {
private void addPropertyGet(String propertyName, Variable instance, Variable receiver) {
Variable nameVar = addStringWrap(addString(propertyName));
InvokeInstruction insn = new InvokeInstruction();
insn.setType(InvocationType.SPECIAL);
insn.setMethod(new MethodReference(JS.class.getName(), "get", ValueType.object(JSObject.class.getName()),
ValueType.object(JSObject.class.getName()), ValueType.object(JSObject.class.getName())));
insn.setReceiver(receiver);
@ -184,6 +185,7 @@ class JavascriptNativeProcessor {
private void addPropertySet(String propertyName, Variable instance, Variable value) {
Variable nameVar = addStringWrap(addString(propertyName));
InvokeInstruction insn = new InvokeInstruction();
insn.setType(InvocationType.SPECIAL);
insn.setMethod(new MethodReference(JS.class.getName(), "set",
ValueType.object(JSObject.class.getName()), ValueType.object(JSObject.class.getName()),
ValueType.object(JSObject.class.getName()), ValueType.VOID));
@ -195,6 +197,7 @@ class JavascriptNativeProcessor {
private void addIndexerGet(Variable array, Variable index, Variable receiver) {
InvokeInstruction insn = new InvokeInstruction();
insn.setType(InvocationType.SPECIAL);
insn.setMethod(new MethodReference(JS.class.getName(), "get", ValueType.object(JSObject.class.getName()),
ValueType.object(JSObject.class.getName()), ValueType.object(JSObject.class.getName())));
insn.setReceiver(receiver);
@ -205,6 +208,7 @@ class JavascriptNativeProcessor {
private void addIndexerSet(Variable array, Variable index, Variable value) {
InvokeInstruction insn = new InvokeInstruction();
insn.setType(InvocationType.SPECIAL);
insn.setMethod(new MethodReference(JS.class.getName(), "set",
ValueType.object(JSObject.class.getName()), ValueType.object(JSObject.class.getName()),
ValueType.object(JSObject.class.getName()), ValueType.VOID));
@ -304,6 +308,7 @@ class JavascriptNativeProcessor {
Variable functor = program.createVariable();
Variable nameVar = addStringWrap(addString(name));
InvokeInstruction insn = new InvokeInstruction();
insn.setType(InvocationType.SPECIAL);
insn.setMethod(new MethodReference(JS.class.getName(), "function",
ValueType.object(JSObject.class.getName()), ValueType.object(JSObject.class.getName()),
ValueType.object(JSObject.class.getName())));