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wasm gc: implement flags for classes

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This commit is contained in:
Alexey Andreev 2024-09-12 20:43:09 +02:00
parent bfd2c8479c
commit 845523f1a7
1 changed files with 25 additions and 0 deletions
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25
core/src/main/java/org/teavm/backend/wasm/generate/gc/classes/WasmGCClassGenerator.java
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@ -88,6 +88,7 @@ import org.teavm.model.analysis.ClassInitializerInfo;
import org.teavm.model.analysis.ClassMetadataRequirements; import org.teavm.model.analysis.ClassMetadataRequirements;
import org.teavm.model.classes.TagRegistry; import org.teavm.model.classes.TagRegistry;
import org.teavm.model.util.ReflectionUtil; import org.teavm.model.util.ReflectionUtil;
import org.teavm.runtime.RuntimeClass;
public class WasmGCClassGenerator implements WasmGCClassInfoProvider, WasmGCInitializerContributor { public class WasmGCClassGenerator implements WasmGCClassInfoProvider, WasmGCInitializerContributor {
private static final MethodDescriptor CLINIT_METHOD_DESC = new MethodDescriptor("<clinit>", ValueType.VOID); private static final MethodDescriptor CLINIT_METHOD_DESC = new MethodDescriptor("<clinit>", ValueType.VOID);
@ -504,6 +505,7 @@ public class WasmGCClassGenerator implements WasmGCClassInfoProvider, WasmGCInit
target.add(setClassField(classInfo, classNameOffset, new WasmGetGlobal(namePtr))); target.add(setClassField(classInfo, classNameOffset, new WasmGetGlobal(namePtr)));
} }
if (cls != null) { if (cls != null) {
target.add(setClassField(classInfo, classFlagsOffset, new WasmInt32Constant(getFlags(cls))));
if (metadataReq.simpleName() && cls.getSimpleName() != null) { if (metadataReq.simpleName() && cls.getSimpleName() != null) {
var namePtr = strings.getStringConstant(cls.getSimpleName()).global; var namePtr = strings.getStringConstant(cls.getSimpleName()).global;
target.add(setClassField(classInfo, classSimpleNameOffset, new WasmGetGlobal(namePtr))); target.add(setClassField(classInfo, classSimpleNameOffset, new WasmGetGlobal(namePtr)));
@ -547,6 +549,29 @@ public class WasmGCClassGenerator implements WasmGCClassInfoProvider, WasmGCInit
}; };
} }
private int getFlags(ClassReader cls) {
var flags = 0;
if (cls.hasModifier(ElementModifier.ABSTRACT)) {
flags |= WasmGCClassFlags.ABSTRACT;
}
if (cls.hasModifier(ElementModifier.INTERFACE)) {
flags |= WasmGCClassFlags.INTERFACE;
}
if (cls.hasModifier(ElementModifier.FINAL)) {
flags |= WasmGCClassFlags.FINAL;
}
if (cls.hasModifier(ElementModifier.ANNOTATION)) {
flags |= WasmGCClassFlags.ANNOTATION;
}
if (cls.hasModifier(ElementModifier.SYNTHETIC)) {
flags |= WasmGCClassFlags.SYNTHETIC;
}
if (cls.hasModifier(ElementModifier.ENUM)) {
flags |= WasmGCClassFlags.ENUM;
}
return flags;
}
private WasmFunction generateCloneFunction(WasmGCClassInfo classInfo, String className) { private WasmFunction generateCloneFunction(WasmGCClassInfo classInfo, String className) {
var function = new WasmFunction(functionTypes.of(standardClasses.objectClass().getType(), var function = new WasmFunction(functionTypes.of(standardClasses.objectClass().getType(),
standardClasses.objectClass().getType())); standardClasses.objectClass().getType()));