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Wasm: fix resource files getting into garbage collection metadata

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This commit is contained in:
Alexey Andreev 2022-11-04 14:48:53 +01:00
parent 6c6d440ebb
commit 752ec040b0
3 changed files with 16 additions and 24 deletions
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2
core/src/main/java/org/teavm/backend/wasm/WasmTarget.java
View File

@ -427,7 +427,7 @@ public class WasmTarget implements TeaVMTarget, TeaVMWasmHost {
ClassMetadataRequirements metadataRequirements = new ClassMetadataRequirements(controller.getDependencyInfo());
WasmClassGenerator classGenerator = new WasmClassGenerator(classes, controller.getUnprocessedClassSource(),
vtableProvider, tagRegistry, binaryWriter, names, metadataRequirements,
controller.getClassInitializerInfo());
controller.getClassInitializerInfo(), characteristics);
Decompiler decompiler = new Decompiler(classes, new HashSet<>(), false);
WasmStringPool stringPool = classGenerator.getStringPool();

36
core/src/main/java/org/teavm/backend/wasm/generate/WasmClassGenerator.java
View File

@ -49,12 +49,14 @@ import org.teavm.model.classes.TagRegistry;
import org.teavm.model.classes.VirtualTable;
import org.teavm.model.classes.VirtualTableEntry;
import org.teavm.model.classes.VirtualTableProvider;
import org.teavm.model.lowlevel.Characteristics;
import org.teavm.runtime.RuntimeClass;
import org.teavm.runtime.RuntimeObject;
public class WasmClassGenerator {
private ClassReaderSource processedClassSource;
private ClassReaderSource classSource;
private Characteristics characteristics;
public final NameProvider names;
private Map<ValueType, ClassBinaryData> binaryDataMap = new LinkedHashMap<>();
private BinaryWriter binaryWriter;
@ -115,7 +117,7 @@ public class WasmClassGenerator {
public WasmClassGenerator(ClassReaderSource processedClassSource, ClassReaderSource classSource,
VirtualTableProvider vtableProvider, TagRegistry tagRegistry, BinaryWriter binaryWriter,
NameProvider names, ClassMetadataRequirements metadataRequirements,
ClassInitializerInfo classInitializerInfo) {
ClassInitializerInfo classInitializerInfo, Characteristics characteristics) {
this.processedClassSource = processedClassSource;
this.classSource = classSource;
this.vtableProvider = vtableProvider;
@ -125,6 +127,7 @@ public class WasmClassGenerator {
this.names = names;
this.metadataRequirements = metadataRequirements;
this.classInitializerInfo = classInitializerInfo;
this.characteristics = characteristics;
}
public WasmStringPool getStringPool() {
@ -161,10 +164,12 @@ public class WasmClassGenerator {
break;
}
binaryData.data = createPrimitiveClassData(size, type);
binaryData.data = classStructure.createValue();
createPrimitiveClassData(binaryData.data, size, type);
binaryData.start = binaryWriter.append(binaryData.data);
} else if (type == ValueType.VOID) {
binaryData.data = createPrimitiveClassData(0, type);
binaryData.data = classStructure.createValue();
createPrimitiveClassData(binaryData.data, 0, type);
binaryData.start = binaryWriter.append(binaryData.data);
} else if (type instanceof ValueType.Object) {
String className = ((ValueType.Object) type).getClassName();
@ -207,8 +212,7 @@ public class WasmClassGenerator {
}
}
private DataValue createPrimitiveClassData(int size, ValueType type) {
DataValue value = classStructure.createValue();
private DataValue createPrimitiveClassData(DataValue value, int size, ValueType type) {
value.setInt(CLASS_SIZE, size);
value.setInt(CLASS_FLAGS, RuntimeClass.PRIMITIVE);
value.setInt(CLASS_IS_INSTANCE, functionTable.size());
@ -395,23 +399,11 @@ public class WasmClassGenerator {
if (type instanceof ValueType.Primitive) {
return false;
} else if (type instanceof ValueType.Object) {
ClassReader cls = classSource.get(((ValueType.Object) type).getClassName());
if (cls == null) {
return true;
}
if (cls.getName().equals(Address.class.getName())) {
return false;
}
while (cls != null) {
if (cls.getName().equals(Structure.class.getName()) || cls.getName().equals(Function.class.getName())) {
return false;
}
if (cls.getParent() == null) {
return true;
}
cls = classSource.get(cls.getParent());
}
return true;
String className = ((ValueType.Object) type).getClassName();
return !characteristics.isStructure(className)
&& !characteristics.isFunction(className)
&& !characteristics.isResource(className)
&& !className.equals(Address.class.getName());
} else {
return true;
}

2
core/src/main/java/org/teavm/model/lowlevel/LowLevelNullCheckFilter.java
View File

@ -29,7 +29,7 @@ public class LowLevelNullCheckFilter implements NullCheckFilter {
@Override
public boolean apply(FieldReference field) {
return !characteristics.isStructure(field.getClassName())
&& !characteristics.isStructure(field.getClassName());
&& !characteristics.isResource(field.getClassName());
}
@Override