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Complete program IO. Add caching of classes on disk

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This commit is contained in:
konsoletyper 2014-09-07 19:53:20 +04:00
parent aa9a042360
commit 31204491fc
2 changed files with 221 additions and 5 deletions
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76
teavm-core/src/main/java/org/teavm/cache/DiskCachedClassHolderSource.java vendored Normal file
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@ -0,0 +1,76 @@
/*
* 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.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import org.teavm.model.ClassHolder;
import org.teavm.model.ClassHolderSource;
/**
*
* @author Alexey Andreev <konsoletyper@gmail.com>
*/
public class DiskCachedClassHolderSource implements ClassHolderSource {
private File directory;
private ClassHolderSource innerSource;
private Map<String, Item> cache = new HashMap<>();
private Set<String> newClasses = new HashSet<>();
public DiskCachedClassHolderSource(File directory, ClassHolderSource innerSource) {
this.directory = directory;
this.innerSource = innerSource;
}
@Override
public ClassHolder get(String name) {
Item item = cache.get(name);
if (item == null) {
item = new Item();
cache.put(name, item);
File classDir = new File(directory, name);
}
return item.cls;
}
private static class Item {
ClassHolder cls;
}
public void flush() throws IOException {
}
private void writeClass(OutputStream stream, ClassHolder cls) throws IOException {
DataOutput output = new DataOutputStream(stream);
output.writeByte(cls.getLevel().ordinal());
if (cls.getParent() != null) {
output.writeByte(1);
output.writeUTF(cls.getParent());
} else {
output.writeByte(0);
}
if (cls.getOwnerName() != null) {
output.writeByte(1);
output.writeUTF(cls.getOwnerName());
} else {
output.writeByte(0);
}
}
}

150
teavm-core/src/main/java/org/teavm/cache/ProgramIO.java vendored
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@ -33,6 +33,7 @@ public class ProgramIO {
private static CastIntegerDirection[] castIntegerDirections = CastIntegerDirection.values(); private static CastIntegerDirection[] castIntegerDirections = CastIntegerDirection.values();
private static BranchingCondition[] branchingConditions = BranchingCondition.values(); private static BranchingCondition[] branchingConditions = BranchingCondition.values();
private static BinaryBranchingCondition[] binaryBranchingConditions = BinaryBranchingCondition.values(); private static BinaryBranchingCondition[] binaryBranchingConditions = BinaryBranchingCondition.values();
private static ArrayElementType[] arrayElementTypes = ArrayElementType.values();
public ProgramIO(SymbolTable symbolTable, SymbolTable fileTable) { public ProgramIO(SymbolTable symbolTable, SymbolTable fileTable) {
this.symbolTable = symbolTable; this.symbolTable = symbolTable;
@ -539,10 +540,10 @@ public class ProgramIO {
try { try {
switch (insn.getType()) { switch (insn.getType()) {
case SPECIAL: case SPECIAL:
output.write(insn.getInstance() == null ? 32 : 33); output.write(insn.getInstance() == null ? 33 : 34);
break; break;
case VIRTUAL: case VIRTUAL:
output.write(34); output.write(35);
break; break;
} }
output.writeShort(insn.getReceiver() != null ? insn.getReceiver().getIndex() : -1); output.writeShort(insn.getReceiver() != null ? insn.getReceiver().getIndex() : -1);
@ -561,8 +562,9 @@ public class ProgramIO {
@Override @Override
public void visit(IsInstanceInstruction insn) { public void visit(IsInstanceInstruction insn) {
try { try {
output.writeByte(35); output.writeByte(36);
output.writeShort(insn.getReceiver().getIndex()); output.writeShort(insn.getReceiver().getIndex());
output.writeInt(symbolTable.lookup(insn.getType().toString()));
output.writeShort(insn.getValue().getIndex()); output.writeShort(insn.getValue().getIndex());
} catch (IOException e) { } catch (IOException e) {
throw new IOExceptionWrapper(e); throw new IOExceptionWrapper(e);
@ -572,7 +574,7 @@ public class ProgramIO {
@Override @Override
public void visit(InitClassInstruction insn) { public void visit(InitClassInstruction insn) {
try { try {
output.writeByte(36); output.writeByte(37);
output.writeInt(symbolTable.lookup(insn.getClassName())); output.writeInt(symbolTable.lookup(insn.getClassName()));
} catch (IOException e) { } catch (IOException e) {
throw new IOExceptionWrapper(e); throw new IOExceptionWrapper(e);
@ -582,7 +584,7 @@ public class ProgramIO {
@Override @Override
public void visit(NullCheckInstruction insn) { public void visit(NullCheckInstruction insn) {
try { try {
output.writeByte(37); output.writeByte(38);
output.writeShort(insn.getReceiver().getIndex()); output.writeShort(insn.getReceiver().getIndex());
output.writeShort(insn.getValue().getIndex()); output.writeShort(insn.getValue().getIndex());
} catch (IOException e) { } catch (IOException e) {
@ -746,8 +748,146 @@ public class ProgramIO {
insn.setSize(program.variableAt(input.readShort())); insn.setSize(program.variableAt(input.readShort()));
return insn; return insn;
} }
case 22: {
ConstructInstruction insn = new ConstructInstruction();
insn.setReceiver(program.variableAt(input.readShort()));
insn.setType(symbolTable.at(input.readInt()));
return insn;
}
case 23: {
ConstructMultiArrayInstruction insn = new ConstructMultiArrayInstruction();
insn.setReceiver(program.variableAt(input.readShort()));
insn.setItemType(ValueType.parse(symbolTable.at(input.readInt())));
return insn;
}
case 24: {
GetFieldInstruction insn = new GetFieldInstruction();
insn.setReceiver(program.variableAt(input.readShort()));
insn.setInstance(program.variableAt(input.readShort()));
insn.setField(parseFieldReference(symbolTable.at(input.readInt())));
return insn;
}
case 25: {
GetFieldInstruction insn = new GetFieldInstruction();
insn.setReceiver(program.variableAt(input.readShort()));
insn.setField(parseFieldReference(symbolTable.at(input.readInt())));
return insn;
}
case 26: {
PutFieldInstruction insn = new PutFieldInstruction();
insn.setInstance(program.variableAt(input.readShort()));
insn.setField(parseFieldReference(symbolTable.at(input.readInt())));
insn.setValue(program.variableAt(input.readShort()));
return insn;
}
case 27: {
PutFieldInstruction insn = new PutFieldInstruction();
insn.setField(parseFieldReference(symbolTable.at(input.readInt())));
insn.setValue(program.variableAt(input.readShort()));
return insn;
}
case 28: {
ArrayLengthInstruction insn = new ArrayLengthInstruction();
insn.setReceiver(program.variableAt(input.readShort()));
insn.setArray(program.variableAt(input.readShort()));
return insn;
}
case 29: {
CloneArrayInstruction insn = new CloneArrayInstruction();
insn.setReceiver(program.variableAt(input.readShort()));
insn.setArray(program.variableAt(input.readShort()));
return insn;
}
case 30: {
Variable receiver = program.variableAt(input.readShort());
UnwrapArrayInstruction insn = new UnwrapArrayInstruction(arrayElementTypes[input.readByte()]);
insn.setReceiver(receiver);
insn.setArray(program.variableAt(input.readShort()));
return insn;
}
case 31: {
GetElementInstruction insn = new GetElementInstruction();
insn.setReceiver(program.variableAt(input.readShort()));
insn.setArray(program.variableAt(input.readShort()));
insn.setIndex(program.variableAt(input.readShort()));
return insn;
}
case 32: {
PutElementInstruction insn = new PutElementInstruction();
insn.setArray(program.variableAt(input.readShort()));
insn.setIndex(program.variableAt(input.readShort()));
insn.setValue(program.variableAt(input.readShort()));
return insn;
}
case 33: {
InvokeInstruction insn = new InvokeInstruction();
insn.setType(InvocationType.SPECIAL);
int receiverIndex = input.readShort();
insn.setReceiver(receiverIndex >= 0 ? program.variableAt(receiverIndex) : null);
insn.setMethod(parseMethodReference(symbolTable.at(input.readInt())));
int paramCount = insn.getMethod().getDescriptor().parameterCount();
for (int i = 0; i < paramCount; ++i) {
insn.getArguments().add(program.variableAt(input.readShort()));
}
return insn;
}
case 34: {
InvokeInstruction insn = new InvokeInstruction();
insn.setType(InvocationType.SPECIAL);
int receiverIndex = input.readShort();
insn.setReceiver(receiverIndex >= 0 ? program.variableAt(receiverIndex) : null);
insn.setInstance(program.variableAt(input.readShort()));
insn.setMethod(parseMethodReference(symbolTable.at(input.readInt())));
int paramCount = insn.getMethod().getDescriptor().parameterCount();
for (int i = 0; i < paramCount; ++i) {
insn.getArguments().add(program.variableAt(input.readShort()));
}
return insn;
}
case 35: {
InvokeInstruction insn = new InvokeInstruction();
insn.setType(InvocationType.VIRTUAL);
int receiverIndex = input.readShort();
insn.setReceiver(receiverIndex >= 0 ? program.variableAt(receiverIndex) : null);
insn.setInstance(program.variableAt(input.readShort()));
insn.setMethod(parseMethodReference(symbolTable.at(input.readInt())));
int paramCount = insn.getMethod().getDescriptor().parameterCount();
for (int i = 0; i < paramCount; ++i) {
insn.getArguments().add(program.variableAt(input.readShort()));
}
return insn;
}
case 36: {
IsInstanceInstruction insn = new IsInstanceInstruction();
insn.setReceiver(program.variableAt(input.readShort()));
insn.setType(ValueType.parse(symbolTable.at(input.readInt())));
insn.setValue(program.variableAt(input.readShort()));
return insn;
}
case 37: {
InitClassInstruction insn = new InitClassInstruction();
insn.setClassName(symbolTable.at(input.readInt()));
return insn;
}
case 38: {
NullCheckInstruction insn = new NullCheckInstruction();
insn.setReceiver(program.variableAt(input.readShort()));
insn.setValue(program.variableAt(input.readShort()));
return insn;
}
default: default:
throw new RuntimeException("Unknown instruction type: " + insnType); throw new RuntimeException("Unknown instruction type: " + insnType);
} }
} }
private FieldReference parseFieldReference(String text) {
int nameIndex = text.lastIndexOf('.');
return new FieldReference(text.substring(0, nameIndex), text.substring(nameIndex + 1));
}
private MethodReference parseMethodReference(String text) {
int descIndex = text.lastIndexOf('.');
return new MethodReference(text.substring(0, descIndex),
MethodDescriptor.parse(text.substring(descIndex) + 1));
}
} }