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Add OutOfMemoryError. When catching exceptions that are not defined,

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report errors at compile time.
This commit is contained in:
Alexey Andreev 2015-03-06 14:01:02 +04:00
parent 8d2e012f79
commit d2e20d7c9f
3 changed files with 71 additions and 0 deletions
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32
teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TOutOfMemoryError.java Normal file
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@ -0,0 +1,32 @@
/*
* Copyright 2015 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.classlib.java.lang;
/**
*
* @author Alexey Andreev
*/
public class TOutOfMemoryError extends TVirtualMachineError {
private static final long serialVersionUID = -1891949851728458692L;
public TOutOfMemoryError() {
super();
}
public TOutOfMemoryError(TString message) {
super(message);
}
}

32
teavm-classlib/src/main/java/org/teavm/classlib/java/lang/TVirtualMachineError.java Normal file
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@ -0,0 +1,32 @@
/*
* Copyright 2015 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.classlib.java.lang;
/**
*
* @author Alexey Andreev
*/
public class TVirtualMachineError extends TError {
private static final long serialVersionUID = -4246822614122675559L;
public TVirtualMachineError() {
super();
}
public TVirtualMachineError(TString message) {
super(message);
}
}

7
teavm-core/src/main/java/org/teavm/model/util/MissingItemsProcessor.java
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@ -61,15 +61,22 @@ public class MissingItemsProcessor {
for (int i = 0; i < program.basicBlockCount(); ++i) {
BasicBlock block = program.basicBlockAt(i);
instructionsToAdd.clear();
boolean missing = false;
for (int j = 0; j < block.getInstructions().size(); ++j) {
Instruction insn = block.getInstructions().get(j);
insn.acceptVisitor(instructionProcessor);
if (!instructionsToAdd.isEmpty()) {
wasModified = true;
truncateBlock(block, j);
missing = true;
break;
}
}
if (!missing) {
for (TryCatchBlock tryCatch : block.getTryCatchBlocks()) {
checkClass(null, tryCatch.getExceptionType());
}
}
}
if (wasModified) {
new UnreachableBasicBlockEliminator().optimize(program);