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Wasm backend: fix hanging tests, make more tests pass, change name generation scheme

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This commit is contained in:
Alexey Andreev 2018-05-10 16:40:48 +03:00
parent b087610c2c
commit a81eeeee03
17 changed files with 423 additions and 391 deletions
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149
core/src/main/java/org/teavm/ast/Mangling.java
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@ -1,149 +0,0 @@
/*
* Copyright 2018 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.ast;
import java.util.Arrays;
import java.util.stream.Collectors;
import org.teavm.model.FieldReference;
import org.teavm.model.MethodDescriptor;
import org.teavm.model.MethodReference;
import org.teavm.model.ValueType;
public final class Mangling {
private Mangling() {
}
public static String mangleIsSupertype(ValueType type) {
return "isSupertype$" + mangleType(type);
}
public static String mangleMethod(MethodReference method) {
String className = mangleClassBase(method.getClassName());
StringBuilder sb = new StringBuilder("method$" + className + "_");
mangleSignature(method.getDescriptor(), sb);
return sb.toString();
}
public static String mangleVTableEntry(MethodDescriptor method) {
StringBuilder sb = new StringBuilder("m_");
mangleSignature(method, sb);
return sb.toString();
}
private static void mangleSignature(MethodDescriptor method, StringBuilder sb) {
sb.append(mangleType(method.getResultType()));
sb.append(mangleString(method.getName()));
sb.append(Arrays.stream(method.getParameterTypes())
.map(Mangling::mangleType)
.collect(Collectors.joining()));
}
public static String mangleField(FieldReference field) {
String className = mangleClassBase(field.getClassName());
return "field$" + className + "_" + field.getFieldName().length() + mangleString(field.getFieldName());
}
public static String mangleClass(String className) {
return "class$" + mangleClassBase(className);
}
public static String mangleClassObject(ValueType type) {
return "tobject$" + mangleType(type);
}
public static String mangleVtable(String className) {
return "vt$" + mangleClassBase(className);
}
private static String mangleClassBase(String className) {
return className.length() + mangleString(className);
}
public static String mangleInitializer(String className) {
return "clinit$" + mangleString(className);
}
public static String mangleInstanceOf(ValueType type) {
return "instanceof$" + mangleType(type);
}
private static String mangleString(String string) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < string.length(); ++i) {
char c = string.charAt(i);
switch (c) {
case '$':
sb.append(c);
break;
case '.':
sb.append("_g");
break;
case '<':
sb.append("_h");
break;
case '>':
sb.append("_i");
break;
case '_':
sb.append("__");
break;
default:
if (c >= 'A' && c <= 'Z' || c >= 'a' && c <= 'z' || c >= '0' && c <= '9') {
sb.append(c);
} else {
sb.append('_')
.append(Character.forDigit(c >>> 12, 16))
.append(Character.forDigit((c >>> 8) & 0xF, 16))
.append(Character.forDigit((c >>> 4) & 0xF, 16))
.append(Character.forDigit(c & 0xF, 16));
}
break;
}
}
return sb.toString();
}
public static String mangleType(ValueType type) {
if (type instanceof ValueType.Primitive) {
switch (((ValueType.Primitive) type).getKind()) {
case BOOLEAN:
return "Z";
case BYTE:
return "B";
case SHORT:
return "S";
case CHARACTER:
return "C";
case INTEGER:
return "I";
case LONG:
return "L";
case FLOAT:
return "F";
case DOUBLE:
return "D";
}
} else if (type instanceof ValueType.Void) {
return "V";
} else if (type instanceof ValueType.Array) {
return "A" + mangleType(((ValueType.Array) type).getItemType());
} else if (type instanceof ValueType.Object) {
String className = ((ValueType.Object) type).getClassName();
return className.length() + "_" + mangleString(className);
}
throw new IllegalArgumentException("Don't know how to mangle " + type);
}
}

197
core/src/main/java/org/teavm/backend/c/generate/NameProvider.java
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@ -16,46 +16,17 @@
package org.teavm.backend.c.generate; package org.teavm.backend.c.generate;
import java.util.Arrays; import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet; import java.util.HashSet;
import java.util.LinkedHashSet; import org.teavm.backend.lowlevel.generate.LowLevelNameProvider;
import java.util.Map;
import java.util.Set;
import org.teavm.interop.Export;
import org.teavm.interop.Import;
import org.teavm.model.AnnotationReader;
import org.teavm.model.ClassReaderSource; import org.teavm.model.ClassReaderSource;
import org.teavm.model.FieldReference; import org.teavm.model.FieldReference;
import org.teavm.model.MethodReader;
import org.teavm.model.MethodReference;
import org.teavm.model.ValueType;
import org.teavm.runtime.RuntimeArray; import org.teavm.runtime.RuntimeArray;
import org.teavm.runtime.RuntimeClass; import org.teavm.runtime.RuntimeClass;
import org.teavm.runtime.RuntimeObject; import org.teavm.runtime.RuntimeObject;
public class NameProvider { public class NameProvider extends LowLevelNameProvider {
private ClassReaderSource classSource;
private Set<String> occupiedTopLevelNames = new HashSet<>();
private Map<String, Set<String>> occupiedVtableNames = new HashMap<>();
private Map<String, Set<String>> occupiedClassNames = new HashMap<>();
private Map<MethodReference, String> methodNames = new HashMap<>();
private Map<MethodReference, String> virtualMethodNames = new HashMap<>();
private Map<FieldReference, String> staticFieldNames = new HashMap<>();
private Map<FieldReference, String> memberFieldNames = new HashMap<>();
private Map<String, String> classNames = new HashMap<>();
private Map<String, String> classInitializerNames = new HashMap<>();
private Map<String, String> classClassNames = new HashMap<>();
private Map<ValueType, String> classInstanceNames = new HashMap<>();
private Map<ValueType, String> supertypeNames = new HashMap<>();
private Set<ValueType> types = new LinkedHashSet<>();
public NameProvider(ClassReaderSource classSource) { public NameProvider(ClassReaderSource classSource) {
this.classSource = classSource; super(classSource);
occupiedTopLevelNames.add("JavaObject"); occupiedTopLevelNames.add("JavaObject");
occupiedTopLevelNames.add("JavaArray"); occupiedTopLevelNames.add("JavaArray");
@ -75,166 +46,4 @@ public class NameProvider {
occupiedClassNames.put(RuntimeObject.class.getName(), new HashSet<>(Arrays.asList("header"))); occupiedClassNames.put(RuntimeObject.class.getName(), new HashSet<>(Arrays.asList("header")));
occupiedClassNames.put(RuntimeArray.class.getName(), new HashSet<>(Arrays.asList("length"))); occupiedClassNames.put(RuntimeArray.class.getName(), new HashSet<>(Arrays.asList("length")));
} }
public String forMethod(MethodReference method) {
return methodNames.computeIfAbsent(method, k -> {
String specialName = getSpecialName(k);
return specialName == null ? pickUnoccupied(suggestForMethod(k)) : specialName;
});
}
public String forVirtualMethod(MethodReference method) {
return virtualMethodNames.computeIfAbsent(method, k -> {
Set<String> occupied = occupiedVtableNames.computeIfAbsent(k.getClassName(),
c -> new HashSet<>(Arrays.asList("parent")));
return pickUnoccupied(k.getName(), occupied);
});
}
private String getSpecialName(MethodReference methodReference) {
MethodReader method = classSource.resolve(methodReference);
if (method == null) {
return null;
}
AnnotationReader exportAnnot = method.getAnnotations().get(Export.class.getName());
if (exportAnnot != null) {
return exportAnnot.getValue("name").getString();
}
AnnotationReader importAnnot = method.getAnnotations().get(Import.class.getName());
if (importAnnot != null) {
return importAnnot.getValue("name").getString();
}
return null;
}
public String forStaticField(FieldReference field) {
return staticFieldNames.computeIfAbsent(field, k -> pickUnoccupied(suggestForStaticField(k)));
}
public String forMemberField(FieldReference field) {
return memberFieldNames.computeIfAbsent(field, k -> {
Set<String> occupied = occupiedClassNames.computeIfAbsent(k.getClassName(),
c -> new HashSet<>(Arrays.asList("parent")));
return pickUnoccupied(sanitize(field.getFieldName()), occupied);
});
}
public String forClass(String className) {
return classNames.computeIfAbsent(className, k -> pickUnoccupied(suggestForClass(k)));
}
public String forClassInitializer(String className) {
return classInitializerNames.computeIfAbsent(className, k -> pickUnoccupied("initclass_" + suggestForClass(k)));
}
public String forClassClass(String className) {
types.add(ValueType.object(className));
return classClassNames.computeIfAbsent(className, k -> pickUnoccupied(suggestForClass(k) + "_VT"));
}
public String forClassInstance(ValueType type) {
types.add(type);
return classInstanceNames.computeIfAbsent(type, k -> pickUnoccupied(suggestForType(k) + "_Cls"));
}
public String forSupertypeFunction(ValueType type) {
return supertypeNames.computeIfAbsent(type, k -> pickUnoccupied("supertypeof_" + suggestForType(k)));
}
private String suggestForMethod(MethodReference method) {
StringBuilder sb = new StringBuilder();
suggestForClass(method.getClassName(), sb);
sb.append('_');
sb.append(sanitize(method.getName()));
return sb.toString();
}
private String suggestForStaticField(FieldReference field) {
StringBuilder sb = new StringBuilder();
suggestForClass(field.getClassName(), sb);
sb.append('_');
sb.append(sanitize(field.getFieldName()));
return sb.toString();
}
private String suggestForClass(String className) {
StringBuilder sb = new StringBuilder();
suggestForClass(className, sb);
return sb.toString();
}
private void suggestForClass(String className, StringBuilder sb) {
int index = 0;
while (true) {
int next = className.indexOf('.', index);
if (next < 0) {
if (index > 0) {
sb.append('_');
sb.append(sanitize(className.substring(index)));
} else {
sb.append(sanitize(className));
}
return;
}
sb.append(sanitize(String.valueOf(className.charAt(index))));
index = next + 1;
}
}
private String suggestForType(ValueType type) {
StringBuilder sb = new StringBuilder();
suggestForType(type, sb);
return sb.toString();
}
private void suggestForType(ValueType type, StringBuilder sb) {
if (type instanceof ValueType.Object) {
suggestForClass(((ValueType.Object) type).getClassName(), sb);
} else if (type instanceof ValueType.Array) {
sb.append("Arr_");
suggestForType(((ValueType.Array) type).getItemType(), sb);
} else {
sb.append(type.toString());
}
}
private String sanitize(String name) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < name.length(); ++i) {
char c = name.charAt(i);
switch (c) {
case '>':
case '<':
case '$':
sb.append('_');
break;
default:
sb.append(c);
break;
}
}
return sb.toString();
}
private String pickUnoccupied(String name) {
return pickUnoccupied(name, occupiedTopLevelNames);
}
private String pickUnoccupied(String name, Set<String> occupied) {
String result = name;
int index = 0;
while (!occupied.add(result)) {
result = name + "_" + index++;
}
return result;
}
public Set<? extends ValueType> getTypes() {
return types;
}
} }

219
core/src/main/java/org/teavm/backend/lowlevel/generate/LowLevelNameProvider.java Normal file
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@ -0,0 +1,219 @@
/*
* Copyright 2018 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.backend.lowlevel.generate;
import java.util.Arrays;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.Map;
import java.util.Set;
import org.teavm.interop.Export;
import org.teavm.interop.Import;
import org.teavm.model.AnnotationReader;
import org.teavm.model.ClassReaderSource;
import org.teavm.model.FieldReference;
import org.teavm.model.MethodReader;
import org.teavm.model.MethodReference;
import org.teavm.model.ValueType;
public abstract class LowLevelNameProvider {
private ClassReaderSource classSource;
protected Set<String> occupiedTopLevelNames = new HashSet<>();
protected Map<String, Set<String>> occupiedVtableNames = new HashMap<>();
protected Map<String, Set<String>> occupiedClassNames = new HashMap<>();
protected Map<MethodReference, String> methodNames = new HashMap<>();
protected Map<MethodReference, String> virtualMethodNames = new HashMap<>();
protected Map<FieldReference, String> staticFieldNames = new HashMap<>();
protected Map<FieldReference, String> memberFieldNames = new HashMap<>();
protected Map<String, String> classNames = new HashMap<>();
protected Map<String, String> classInitializerNames = new HashMap<>();
protected Map<String, String> classClassNames = new HashMap<>();
protected Map<ValueType, String> classInstanceNames = new HashMap<>();
protected Map<ValueType, String> supertypeNames = new HashMap<>();
private Set<ValueType> types = new LinkedHashSet<>();
public LowLevelNameProvider(ClassReaderSource classSource) {
this.classSource = classSource;
}
public String forMethod(MethodReference method) {
return methodNames.computeIfAbsent(method, k -> {
String specialName = getSpecialName(k);
return specialName == null ? pickUnoccupied(suggestForMethod(k)) : specialName;
});
}
public String forVirtualMethod(MethodReference method) {
return virtualMethodNames.computeIfAbsent(method, k -> {
Set<String> occupied = occupiedVtableNames.computeIfAbsent(k.getClassName(),
c -> new HashSet<>(Arrays.asList("parent")));
return pickUnoccupied(k.getName(), occupied);
});
}
private String getSpecialName(MethodReference methodReference) {
MethodReader method = classSource.resolve(methodReference);
if (method == null) {
return null;
}
AnnotationReader exportAnnot = method.getAnnotations().get(Export.class.getName());
if (exportAnnot != null) {
return exportAnnot.getValue("name").getString();
}
AnnotationReader importAnnot = method.getAnnotations().get(Import.class.getName());
if (importAnnot != null) {
return importAnnot.getValue("name").getString();
}
return null;
}
public String forStaticField(FieldReference field) {
return staticFieldNames.computeIfAbsent(field, k -> pickUnoccupied(suggestForStaticField(k)));
}
public String forMemberField(FieldReference field) {
return memberFieldNames.computeIfAbsent(field, k -> {
Set<String> occupied = occupiedClassNames.computeIfAbsent(k.getClassName(),
c -> new HashSet<>(Arrays.asList("parent")));
return pickUnoccupied(sanitize(field.getFieldName()), occupied);
});
}
public String forClass(String className) {
return classNames.computeIfAbsent(className, k -> pickUnoccupied(suggestForClass(k)));
}
public String forClassInitializer(String className) {
return classInitializerNames.computeIfAbsent(className, k -> pickUnoccupied("initclass_" + suggestForClass(k)));
}
public String forClassClass(String className) {
types.add(ValueType.object(className));
return classClassNames.computeIfAbsent(className, k -> pickUnoccupied(suggestForClass(k) + "_VT"));
}
public String forClassInstance(ValueType type) {
types.add(type);
return classInstanceNames.computeIfAbsent(type, k -> pickUnoccupied(suggestForType(k) + "_Cls"));
}
public String forSupertypeFunction(ValueType type) {
return supertypeNames.computeIfAbsent(type, k -> pickUnoccupied("supertypeof_" + suggestForType(k)));
}
private String suggestForMethod(MethodReference method) {
StringBuilder sb = new StringBuilder();
suggestForClass(method.getClassName(), sb);
sb.append('_');
sb.append(sanitize(method.getName()));
return sb.toString();
}
private String suggestForStaticField(FieldReference field) {
StringBuilder sb = new StringBuilder();
suggestForClass(field.getClassName(), sb);
sb.append('_');
sb.append(sanitize(field.getFieldName()));
return sb.toString();
}
private String suggestForClass(String className) {
StringBuilder sb = new StringBuilder();
suggestForClass(className, sb);
return sb.toString();
}
private void suggestForClass(String className, StringBuilder sb) {
int index = 0;
while (true) {
int next = className.indexOf('.', index);
if (next < 0) {
if (index > 0) {
sb.append('_');
sb.append(sanitize(className.substring(index)));
} else {
sb.append(sanitize(className));
}
return;
}
sb.append(sanitize(String.valueOf(className.charAt(index))));
index = next + 1;
}
}
private String suggestForType(ValueType type) {
StringBuilder sb = new StringBuilder();
suggestForType(type, sb);
return sb.toString();
}
private void suggestForType(ValueType type, StringBuilder sb) {
if (type instanceof ValueType.Object) {
suggestForClass(((ValueType.Object) type).getClassName(), sb);
} else if (type instanceof ValueType.Array) {
sb.append("Arr_");
suggestForType(((ValueType.Array) type).getItemType(), sb);
} else {
sb.append(type.toString());
}
}
private String sanitize(String name) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < name.length(); ++i) {
char c = name.charAt(i);
switch (c) {
case '>':
case '<':
case '$':
sb.append('_');
break;
default:
sb.append(c);
break;
}
}
return sb.toString();
}
private String pickUnoccupied(String name) {
return pickUnoccupied(name, occupiedTopLevelNames);
}
private String pickUnoccupied(String name, Set<String> occupied) {
String result = name;
int index = 0;
while (!occupied.add(result)) {
result = name + "_" + index++;
}
return result;
}
public Set<? extends ValueType> getTypes() {
return types;
}
}

40
core/src/main/java/org/teavm/backend/wasm/WasmTarget.java
View File

@ -27,9 +27,9 @@ import java.util.HashSet;
import java.util.List; import java.util.List;
import java.util.Properties; import java.util.Properties;
import java.util.Set; import java.util.Set;
import org.teavm.ast.Mangling;
import org.teavm.ast.decompilation.Decompiler; import org.teavm.ast.decompilation.Decompiler;
import org.teavm.backend.wasm.binary.BinaryWriter; import org.teavm.backend.wasm.binary.BinaryWriter;
import org.teavm.backend.wasm.generate.NameProvider;
import org.teavm.backend.wasm.generate.WasmClassGenerator; import org.teavm.backend.wasm.generate.WasmClassGenerator;
import org.teavm.backend.wasm.generate.WasmDependencyListener; import org.teavm.backend.wasm.generate.WasmDependencyListener;
import org.teavm.backend.wasm.generate.WasmGenerationContext; import org.teavm.backend.wasm.generate.WasmGenerationContext;
@ -43,6 +43,7 @@ import org.teavm.backend.wasm.intrinsics.FunctionIntrinsic;
import org.teavm.backend.wasm.intrinsics.GCIntrinsic; import org.teavm.backend.wasm.intrinsics.GCIntrinsic;
import org.teavm.backend.wasm.intrinsics.MutatorIntrinsic; import org.teavm.backend.wasm.intrinsics.MutatorIntrinsic;
import org.teavm.backend.wasm.intrinsics.PlatformClassIntrinsic; import org.teavm.backend.wasm.intrinsics.PlatformClassIntrinsic;
import org.teavm.backend.wasm.intrinsics.PlatformClassMetadataIntrinsic;
import org.teavm.backend.wasm.intrinsics.PlatformIntrinsic; import org.teavm.backend.wasm.intrinsics.PlatformIntrinsic;
import org.teavm.backend.wasm.intrinsics.PlatformObjectIntrinsic; import org.teavm.backend.wasm.intrinsics.PlatformObjectIntrinsic;
import org.teavm.backend.wasm.intrinsics.ShadowStackIntrinsic; import org.teavm.backend.wasm.intrinsics.ShadowStackIntrinsic;
@ -132,6 +133,7 @@ public class WasmTarget implements TeaVMTarget, TeaVMWasmHost {
private boolean debugging; private boolean debugging;
private boolean wastEmitted; private boolean wastEmitted;
private boolean cEmitted; private boolean cEmitted;
private boolean cLineNumbersEmitted = Boolean.parseBoolean(System.getProperty("wasm.c.lineNumbers", "false"));
private ClassInitializerInsertionTransformer clinitInsertionTransformer; private ClassInitializerInsertionTransformer clinitInsertionTransformer;
private ClassInitializerEliminator classInitializerEliminator; private ClassInitializerEliminator classInitializerEliminator;
private ClassInitializerTransformer classInitializerTransformer; private ClassInitializerTransformer classInitializerTransformer;
@ -205,6 +207,10 @@ public class WasmTarget implements TeaVMTarget, TeaVMWasmHost {
this.cEmitted = cEmitted; this.cEmitted = cEmitted;
} }
public void setCLineNumbersEmitted(boolean cLineNumbersEmitted) {
this.cLineNumbersEmitted = cLineNumbersEmitted;
}
public WasmBinaryVersion getVersion() { public WasmBinaryVersion getVersion() {
return version; return version;
} }
@ -297,14 +303,15 @@ public class WasmTarget implements TeaVMTarget, TeaVMWasmHost {
VirtualTableProvider vtableProvider = createVirtualTableProvider(classes); VirtualTableProvider vtableProvider = createVirtualTableProvider(classes);
TagRegistry tagRegistry = new TagRegistry(classes); TagRegistry tagRegistry = new TagRegistry(classes);
BinaryWriter binaryWriter = new BinaryWriter(256); BinaryWriter binaryWriter = new BinaryWriter(256);
NameProvider names = new NameProvider(controller.getUnprocessedClassSource());
WasmClassGenerator classGenerator = new WasmClassGenerator( WasmClassGenerator classGenerator = new WasmClassGenerator(
controller.getUnprocessedClassSource(), vtableProvider, tagRegistry, binaryWriter); controller.getUnprocessedClassSource(), vtableProvider, tagRegistry, binaryWriter, names);
Decompiler decompiler = new Decompiler(classes, controller.getClassLoader(), new HashSet<>(), Decompiler decompiler = new Decompiler(classes, controller.getClassLoader(), new HashSet<>(),
new HashSet<>(), false, true); new HashSet<>(), false, true);
WasmStringPool stringPool = classGenerator.getStringPool(); WasmStringPool stringPool = classGenerator.getStringPool();
WasmGenerationContext context = new WasmGenerationContext(classes, module, controller.getDiagnostics(), WasmGenerationContext context = new WasmGenerationContext(classes, module, controller.getDiagnostics(),
vtableProvider, tagRegistry, stringPool); vtableProvider, tagRegistry, stringPool, names);
context.addIntrinsic(new AddressIntrinsic(classGenerator)); context.addIntrinsic(new AddressIntrinsic(classGenerator));
context.addIntrinsic(new StructureIntrinsic(classes, classGenerator)); context.addIntrinsic(new StructureIntrinsic(classes, classGenerator));
@ -315,6 +322,7 @@ public class WasmTarget implements TeaVMTarget, TeaVMWasmHost {
context.addIntrinsic(new PlatformIntrinsic()); context.addIntrinsic(new PlatformIntrinsic());
context.addIntrinsic(new PlatformClassIntrinsic()); context.addIntrinsic(new PlatformClassIntrinsic());
context.addIntrinsic(new PlatformObjectIntrinsic(classGenerator)); context.addIntrinsic(new PlatformObjectIntrinsic(classGenerator));
context.addIntrinsic(new PlatformClassMetadataIntrinsic());
context.addIntrinsic(new ClassIntrinsic()); context.addIntrinsic(new ClassIntrinsic());
IntrinsicFactoryContext intrinsicFactoryContext = new IntrinsicFactoryContext(classes); IntrinsicFactoryContext intrinsicFactoryContext = new IntrinsicFactoryContext(classes);
@ -362,13 +370,13 @@ public class WasmTarget implements TeaVMTarget, TeaVMWasmHost {
if (clinit == null) { if (clinit == null) {
continue; continue;
} }
initFunction.getBody().add(new WasmCall(Mangling.mangleInitializer(className))); initFunction.getBody().add(new WasmCall(names.forClassInitializer(className)));
} }
module.add(initFunction); module.add(initFunction);
module.setStartFunction(initFunction); module.setStartFunction(initFunction);
for (TeaVMEntryPoint entryPoint : controller.getEntryPoints().values()) { for (TeaVMEntryPoint entryPoint : controller.getEntryPoints().values()) {
String mangledName = Mangling.mangleMethod(entryPoint.getReference()); String mangledName = names.forMethod(entryPoint.getReference());
WasmFunction function = module.getFunctions().get(mangledName); WasmFunction function = module.getFunctions().get(mangledName);
if (function != null) { if (function != null) {
function.setExportName(entryPoint.getPublicName()); function.setExportName(entryPoint.getPublicName());
@ -403,7 +411,7 @@ public class WasmTarget implements TeaVMTarget, TeaVMWasmHost {
emitWast(module, buildTarget, getBaseName(outputName) + ".wast"); emitWast(module, buildTarget, getBaseName(outputName) + ".wast");
} }
if (cEmitted) { if (cEmitted) {
emitC(module, buildTarget, getBaseName(outputName) + ".c"); emitC(module, buildTarget, getBaseName(outputName) + ".wasm.c");
} }
} }
@ -452,7 +460,7 @@ public class WasmTarget implements TeaVMTarget, TeaVMWasmHost {
private void emitC(WasmModule module, BuildTarget buildTarget, String outputName) throws IOException { private void emitC(WasmModule module, BuildTarget buildTarget, String outputName) throws IOException {
WasmCRenderer renderer = new WasmCRenderer(); WasmCRenderer renderer = new WasmCRenderer();
renderer.setLineNumbersEmitted(Boolean.parseBoolean(System.getProperty("wasm.c.lineNumbers", "false"))); renderer.setLineNumbersEmitted(cLineNumbersEmitted);
renderer.setMemoryAccessChecked(Boolean.parseBoolean(System.getProperty("wasm.c.assertMemory", "false"))); renderer.setMemoryAccessChecked(Boolean.parseBoolean(System.getProperty("wasm.c.assertMemory", "false")));
renderer.render(module); renderer.render(module);
try (OutputStream output = buildTarget.createResource(outputName); try (OutputStream output = buildTarget.createResource(outputName);
@ -512,7 +520,7 @@ public class WasmTarget implements TeaVMTarget, TeaVMWasmHost {
if (method == implementor) { if (method == implementor) {
generator.generate(method.getReference(), implementor); generator.generate(method.getReference(), implementor);
} else { } else {
generateStub(module, method, implementor); generateStub(context.names, module, method, implementor);
} }
if (controller.wasCancelled()) { if (controller.wasCancelled()) {
return; return;
@ -523,7 +531,7 @@ public class WasmTarget implements TeaVMTarget, TeaVMWasmHost {
private void generateIsSupertypeFunctions(TagRegistry tagRegistry, WasmModule module, private void generateIsSupertypeFunctions(TagRegistry tagRegistry, WasmModule module,
WasmClassGenerator classGenerator) { WasmClassGenerator classGenerator) {
for (ValueType type : classGenerator.getRegisteredClasses()) { for (ValueType type : classGenerator.getRegisteredClasses()) {
WasmFunction function = new WasmFunction(Mangling.mangleIsSupertype(type)); WasmFunction function = new WasmFunction(classGenerator.names.forSupertypeFunction(type));
function.getParameters().add(WasmType.INT32); function.getParameters().add(WasmType.INT32);
function.setResult(WasmType.INT32); function.setResult(WasmType.INT32);
module.add(function); module.add(function);
@ -573,7 +581,7 @@ public class WasmTarget implements TeaVMTarget, TeaVMWasmHost {
testLower.getThenBlock().getBody().add(new WasmReturn(new WasmInt32Constant(0))); testLower.getThenBlock().getBody().add(new WasmReturn(new WasmInt32Constant(0)));
body.add(testLower); body.add(testLower);
WasmExpression upperCondition = new WasmIntBinary(WasmIntType.INT32, WasmIntBinaryOperation.GT_SIGNED, WasmExpression upperCondition = new WasmIntBinary(WasmIntType.INT32, WasmIntBinaryOperation.GE_SIGNED,
new WasmGetLocal(subtypeVar), new WasmInt32Constant(upper)); new WasmGetLocal(subtypeVar), new WasmInt32Constant(upper));
WasmConditional testUpper = new WasmConditional(upperCondition); WasmConditional testUpper = new WasmConditional(upperCondition);
testUpper.getThenBlock().getBody().add(new WasmReturn(new WasmInt32Constant(0))); testUpper.getThenBlock().getBody().add(new WasmReturn(new WasmInt32Constant(0)));
@ -615,17 +623,17 @@ public class WasmTarget implements TeaVMTarget, TeaVMWasmHost {
itemTest.setType(WasmType.INT32); itemTest.setType(WasmType.INT32);
itemTest.getThenBlock().getBody().add(new WasmInt32Constant(0)); itemTest.getThenBlock().getBody().add(new WasmInt32Constant(0));
WasmCall delegateToItem = new WasmCall(Mangling.mangleIsSupertype(itemType)); WasmCall delegateToItem = new WasmCall(classGenerator.names.forSupertypeFunction(itemType));
delegateToItem.getArguments().add(new WasmGetLocal(subtypeVar)); delegateToItem.getArguments().add(new WasmGetLocal(subtypeVar));
itemTest.getElseBlock().getBody().add(delegateToItem); itemTest.getElseBlock().getBody().add(delegateToItem);
body.add(new WasmReturn(itemTest)); body.add(new WasmReturn(itemTest));
} }
private void generateStub(WasmModule module, MethodHolder method, MethodHolder implementor) { private void generateStub(NameProvider names, WasmModule module, MethodHolder method, MethodHolder implementor) {
WasmFunction function = module.getFunctions().get(Mangling.mangleMethod(method.getReference())); WasmFunction function = module.getFunctions().get(names.forMethod(method.getReference()));
WasmCall call = new WasmCall(Mangling.mangleMethod(implementor.getReference())); WasmCall call = new WasmCall(names.forMethod(implementor.getReference()));
for (WasmType param : function.getParameters()) { for (WasmType param : function.getParameters()) {
WasmLocal local = new WasmLocal(param); WasmLocal local = new WasmLocal(param);
function.add(local); function.add(local);
@ -659,7 +667,7 @@ public class WasmTarget implements TeaVMTarget, TeaVMWasmHost {
continue; continue;
} }
WasmFunction initFunction = new WasmFunction(Mangling.mangleInitializer(className)); WasmFunction initFunction = new WasmFunction(classGenerator.names.forClassInitializer(className));
module.add(initFunction); module.add(initFunction);
WasmBlock block = new WasmBlock(false); WasmBlock block = new WasmBlock(false);
@ -679,7 +687,7 @@ public class WasmTarget implements TeaVMTarget, TeaVMWasmHost {
WasmInt32Subtype.INT32)); WasmInt32Subtype.INT32));
if (method != null) { if (method != null) {
block.getBody().add(new WasmCall(Mangling.mangleMethod(method.getReference()))); block.getBody().add(new WasmCall(classGenerator.names.forMethod(method.getReference())));
} }
if (controller.wasCancelled()) { if (controller.wasCancelled()) {

25
core/src/main/java/org/teavm/backend/wasm/generate/NameProvider.java Normal file
View File

@ -0,0 +1,25 @@
/*
* Copyright 2018 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.backend.wasm.generate;
import org.teavm.backend.lowlevel.generate.LowLevelNameProvider;
import org.teavm.model.ClassReaderSource;
public class NameProvider extends LowLevelNameProvider {
public NameProvider(ClassReaderSource classSource) {
super(classSource);
}
}

15
core/src/main/java/org/teavm/backend/wasm/generate/WasmClassGenerator.java
View File

@ -24,7 +24,6 @@ import java.util.LinkedHashMap;
import java.util.List; import java.util.List;
import java.util.Map; import java.util.Map;
import java.util.stream.Collectors; import java.util.stream.Collectors;
import org.teavm.ast.Mangling;
import org.teavm.backend.wasm.binary.BinaryWriter; import org.teavm.backend.wasm.binary.BinaryWriter;
import org.teavm.backend.wasm.binary.DataArray; import org.teavm.backend.wasm.binary.DataArray;
import org.teavm.backend.wasm.binary.DataPrimitives; import org.teavm.backend.wasm.binary.DataPrimitives;
@ -52,6 +51,7 @@ import org.teavm.runtime.RuntimeObject;
public class WasmClassGenerator { public class WasmClassGenerator {
private ClassReaderSource classSource; private ClassReaderSource classSource;
public final NameProvider names;
private Map<ValueType, ClassBinaryData> binaryDataMap = new LinkedHashMap<>(); private Map<ValueType, ClassBinaryData> binaryDataMap = new LinkedHashMap<>();
private BinaryWriter binaryWriter; private BinaryWriter binaryWriter;
private Map<MethodReference, Integer> functions = new HashMap<>(); private Map<MethodReference, Integer> functions = new HashMap<>();
@ -96,12 +96,13 @@ public class WasmClassGenerator {
private static final int CLASS_SIMPLE_NAME = 13; private static final int CLASS_SIMPLE_NAME = 13;
public WasmClassGenerator(ClassReaderSource classSource, VirtualTableProvider vtableProvider, public WasmClassGenerator(ClassReaderSource classSource, VirtualTableProvider vtableProvider,
TagRegistry tagRegistry, BinaryWriter binaryWriter) { TagRegistry tagRegistry, BinaryWriter binaryWriter, NameProvider names) {
this.classSource = classSource; this.classSource = classSource;
this.vtableProvider = vtableProvider; this.vtableProvider = vtableProvider;
this.tagRegistry = tagRegistry; this.tagRegistry = tagRegistry;
this.binaryWriter = binaryWriter; this.binaryWriter = binaryWriter;
this.stringPool = new WasmStringPool(this, binaryWriter); this.stringPool = new WasmStringPool(this, binaryWriter);
this.names = names;
} }
public WasmStringPool getStringPool() { public WasmStringPool getStringPool() {
@ -173,7 +174,7 @@ public class WasmClassGenerator {
binaryData.data.setAddress(CLASS_ITEM_TYPE, itemBinaryData.start); binaryData.data.setAddress(CLASS_ITEM_TYPE, itemBinaryData.start);
binaryData.data.setInt(CLASS_IS_INSTANCE, functionTable.size()); binaryData.data.setInt(CLASS_IS_INSTANCE, functionTable.size());
binaryData.data.setInt(CLASS_CANARY, RuntimeClass.computeCanary(4, 0)); binaryData.data.setInt(CLASS_CANARY, RuntimeClass.computeCanary(4, 0));
functionTable.add(Mangling.mangleIsSupertype(type)); functionTable.add(names.forSupertypeFunction(type));
binaryData.data.setAddress(CLASS_SIMPLE_NAME, 0); binaryData.data.setAddress(CLASS_SIMPLE_NAME, 0);
binaryData.data.setInt(CLASS_INIT, -1); binaryData.data.setInt(CLASS_INIT, -1);
binaryData.start = binaryWriter.append(vtableSize > 0 ? wrapper : binaryData.data); binaryData.start = binaryWriter.append(vtableSize > 0 ? wrapper : binaryData.data);
@ -189,7 +190,7 @@ public class WasmClassGenerator {
value.setInt(CLASS_IS_INSTANCE, functionTable.size()); value.setInt(CLASS_IS_INSTANCE, functionTable.size());
value.setAddress(CLASS_SIMPLE_NAME, 0); value.setAddress(CLASS_SIMPLE_NAME, 0);
value.setInt(CLASS_INIT, -1); value.setInt(CLASS_INIT, -1);
functionTable.add(Mangling.mangleIsSupertype(type)); functionTable.add(names.forSupertypeFunction(type));
return value; return value;
} }
@ -226,7 +227,7 @@ public class WasmClassGenerator {
header.setInt(CLASS_CANARY, RuntimeClass.computeCanary(occupiedSize, tag)); header.setInt(CLASS_CANARY, RuntimeClass.computeCanary(occupiedSize, tag));
header.setAddress(CLASS_NAME, stringPool.getStringPointer(name)); header.setAddress(CLASS_NAME, stringPool.getStringPointer(name));
header.setInt(CLASS_IS_INSTANCE, functionTable.size()); header.setInt(CLASS_IS_INSTANCE, functionTable.size());
functionTable.add(Mangling.mangleIsSupertype(ValueType.object(name))); functionTable.add(names.forSupertypeFunction(ValueType.object(name)));
header.setAddress(CLASS_PARENT, parentPtr); header.setAddress(CLASS_PARENT, parentPtr);
if (vtable != null) { if (vtable != null) {
@ -259,7 +260,7 @@ public class WasmClassGenerator {
if (cls != null && binaryData.start >= 0 if (cls != null && binaryData.start >= 0
&& cls.getMethod(new MethodDescriptor("<clinit>", ValueType.VOID)) != null) { && cls.getMethod(new MethodDescriptor("<clinit>", ValueType.VOID)) != null) {
header.setInt(CLASS_INIT, functionTable.size()); header.setInt(CLASS_INIT, functionTable.size());
functionTable.add(Mangling.mangleInitializer(name)); functionTable.add(names.forClassInitializer(name));
} else { } else {
header.setInt(CLASS_INIT, -1); header.setInt(CLASS_INIT, -1);
} }
@ -340,7 +341,7 @@ public class WasmClassGenerator {
} else { } else {
methodIndex = functions.computeIfAbsent(vtableEntry.getImplementor(), implementor -> { methodIndex = functions.computeIfAbsent(vtableEntry.getImplementor(), implementor -> {
int result = functionTable.size(); int result = functionTable.size();
functionTable.add(Mangling.mangleMethod(implementor)); functionTable.add(names.forMethod(implementor));
return result; return result;
}); });
} }

5
core/src/main/java/org/teavm/backend/wasm/generate/WasmGenerationContext.java
View File

@ -43,18 +43,21 @@ public class WasmGenerationContext {
private VirtualTableProvider vtableProvider; private VirtualTableProvider vtableProvider;
private TagRegistry tagRegistry; private TagRegistry tagRegistry;
private WasmStringPool stringPool; private WasmStringPool stringPool;
public final NameProvider names;
private Map<MethodReference, ImportedMethod> importedMethods = new HashMap<>(); private Map<MethodReference, ImportedMethod> importedMethods = new HashMap<>();
private List<WasmIntrinsic> intrinsics = new ArrayList<>(); private List<WasmIntrinsic> intrinsics = new ArrayList<>();
private Map<MethodReference, WasmIntrinsicHolder> intrinsicCache = new HashMap<>(); private Map<MethodReference, WasmIntrinsicHolder> intrinsicCache = new HashMap<>();
public WasmGenerationContext(ClassReaderSource classSource, WasmModule module, Diagnostics diagnostics, public WasmGenerationContext(ClassReaderSource classSource, WasmModule module, Diagnostics diagnostics,
VirtualTableProvider vtableProvider, TagRegistry tagRegistry, WasmStringPool stringPool) { VirtualTableProvider vtableProvider, TagRegistry tagRegistry, WasmStringPool stringPool,
NameProvider names) {
this.classSource = classSource; this.classSource = classSource;
this.module = module; this.module = module;
this.diagnostics = diagnostics; this.diagnostics = diagnostics;
this.vtableProvider = vtableProvider; this.vtableProvider = vtableProvider;
this.tagRegistry = tagRegistry; this.tagRegistry = tagRegistry;
this.stringPool = stringPool; this.stringPool = stringPool;
this.names = names;
} }
public void addIntrinsic(WasmIntrinsic intrinsic) { public void addIntrinsic(WasmIntrinsic intrinsic) {

30
core/src/main/java/org/teavm/backend/wasm/generate/WasmGenerationVisitor.java
View File

@ -42,7 +42,6 @@ import org.teavm.ast.InitClassStatement;
import org.teavm.ast.InstanceOfExpr; import org.teavm.ast.InstanceOfExpr;
import org.teavm.ast.InvocationExpr; import org.teavm.ast.InvocationExpr;
import org.teavm.ast.InvocationType; import org.teavm.ast.InvocationType;
import org.teavm.ast.Mangling;
import org.teavm.ast.MonitorEnterStatement; import org.teavm.ast.MonitorEnterStatement;
import org.teavm.ast.MonitorExitStatement; import org.teavm.ast.MonitorExitStatement;
import org.teavm.ast.NewArrayExpr; import org.teavm.ast.NewArrayExpr;
@ -185,7 +184,7 @@ class WasmGenerationVisitor implements StatementVisitor, ExprVisitor {
default: default:
Class<?> type = convertType(expr.getType()); Class<?> type = convertType(expr.getType());
MethodReference method = new MethodReference(WasmRuntime.class, "remainder", type, type, type); MethodReference method = new MethodReference(WasmRuntime.class, "remainder", type, type, type);
WasmCall call = new WasmCall(Mangling.mangleMethod(method), false); WasmCall call = new WasmCall(context.names.forMethod(method), false);
accept(expr.getFirstOperand()); accept(expr.getFirstOperand());
call.getArguments().add(result); call.getArguments().add(result);
@ -239,7 +238,7 @@ class WasmGenerationVisitor implements StatementVisitor, ExprVisitor {
case COMPARE: { case COMPARE: {
Class<?> type = convertType(expr.getType()); Class<?> type = convertType(expr.getType());
MethodReference method = new MethodReference(WasmRuntime.class, "compare", type, type, int.class); MethodReference method = new MethodReference(WasmRuntime.class, "compare", type, type, int.class);
WasmCall call = new WasmCall(Mangling.mangleMethod(method), false); WasmCall call = new WasmCall(context.names.forMethod(method), false);
accept(expr.getFirstOperand()); accept(expr.getFirstOperand());
call.getArguments().add(result); call.getArguments().add(result);
@ -912,7 +911,7 @@ class WasmGenerationVisitor implements StatementVisitor, ExprVisitor {
} }
if (expr.getType() == InvocationType.STATIC || expr.getType() == InvocationType.SPECIAL) { if (expr.getType() == InvocationType.STATIC || expr.getType() == InvocationType.SPECIAL) {
String methodName = Mangling.mangleMethod(expr.getMethod()); String methodName = context.names.forMethod(expr.getMethod());
WasmCall call = new WasmCall(methodName); WasmCall call = new WasmCall(methodName);
if (context.getImportedMethod(expr.getMethod()) != null) { if (context.getImportedMethod(expr.getMethod()) != null) {
@ -931,7 +930,7 @@ class WasmGenerationVisitor implements StatementVisitor, ExprVisitor {
block.getBody().add(new WasmSetLocal(tmp, allocateObject(expr.getMethod().getClassName(), block.getBody().add(new WasmSetLocal(tmp, allocateObject(expr.getMethod().getClassName(),
expr.getLocation()))); expr.getLocation())));
String methodName = Mangling.mangleMethod(expr.getMethod()); String methodName = context.names.forMethod(expr.getMethod());
WasmCall call = new WasmCall(methodName); WasmCall call = new WasmCall(methodName);
call.getArguments().add(new WasmGetLocal(tmp)); call.getArguments().add(new WasmGetLocal(tmp));
for (Expr argument : expr.getArguments()) { for (Expr argument : expr.getArguments()) {
@ -1201,7 +1200,7 @@ class WasmGenerationVisitor implements StatementVisitor, ExprVisitor {
private WasmExpression allocateObject(String className, TextLocation location) { private WasmExpression allocateObject(String className, TextLocation location) {
int tag = classGenerator.getClassPointer(ValueType.object(className)); int tag = classGenerator.getClassPointer(ValueType.object(className));
String allocName = Mangling.mangleMethod(new MethodReference(Allocator.class, "allocate", String allocName = context.names.forMethod(new MethodReference(Allocator.class, "allocate",
RuntimeClass.class, Address.class)); RuntimeClass.class, Address.class));
WasmCall call = new WasmCall(allocName); WasmCall call = new WasmCall(allocName);
call.getArguments().add(new WasmInt32Constant(tag)); call.getArguments().add(new WasmInt32Constant(tag));
@ -1214,7 +1213,7 @@ class WasmGenerationVisitor implements StatementVisitor, ExprVisitor {
ValueType type = expr.getType(); ValueType type = expr.getType();
int classPointer = classGenerator.getClassPointer(ValueType.arrayOf(type)); int classPointer = classGenerator.getClassPointer(ValueType.arrayOf(type));
String allocName = Mangling.mangleMethod(new MethodReference(Allocator.class, "allocateArray", String allocName = context.names.forMethod(new MethodReference(Allocator.class, "allocateArray",
RuntimeClass.class, int.class, Address.class)); RuntimeClass.class, int.class, Address.class));
WasmCall call = new WasmCall(allocName); WasmCall call = new WasmCall(allocName);
call.getArguments().add(new WasmInt32Constant(classPointer)); call.getArguments().add(new WasmInt32Constant(classPointer));
@ -1244,7 +1243,7 @@ class WasmGenerationVisitor implements StatementVisitor, ExprVisitor {
} }
int classPointer = classGenerator.getClassPointer(ValueType.arrayOf(type)); int classPointer = classGenerator.getClassPointer(ValueType.arrayOf(type));
String allocName = Mangling.mangleMethod(new MethodReference(Allocator.class, "allocateMultiArray", String allocName = context.names.forMethod(new MethodReference(Allocator.class, "allocateMultiArray",
RuntimeClass.class, Address.class, int.class, RuntimeArray.class)); RuntimeClass.class, Address.class, int.class, RuntimeArray.class));
WasmCall call = new WasmCall(allocName); WasmCall call = new WasmCall(allocName);
call.getArguments().add(new WasmInt32Constant(classPointer)); call.getArguments().add(new WasmInt32Constant(classPointer));
@ -1345,7 +1344,7 @@ class WasmGenerationVisitor implements StatementVisitor, ExprVisitor {
@Override @Override
public void visit(InitClassStatement statement) { public void visit(InitClassStatement statement) {
if (classGenerator.hasClinit(statement.getClassName())) { if (classGenerator.hasClinit(statement.getClassName())) {
result = new WasmCall(Mangling.mangleInitializer(statement.getClassName())); result = new WasmCall(context.names.forClassInitializer(statement.getClassName()));
result.setLocation(statement.getLocation()); result.setLocation(statement.getLocation());
} else { } else {
result = null; result = null;
@ -1378,10 +1377,12 @@ class WasmGenerationVisitor implements StatementVisitor, ExprVisitor {
@Override @Override
public void visit(MonitorEnterStatement statement) { public void visit(MonitorEnterStatement statement) {
result = emptyStatement(statement.getLocation());
} }
@Override @Override
public void visit(MonitorExitStatement statement) { public void visit(MonitorExitStatement statement) {
result = emptyStatement(statement.getLocation());
} }
private WasmExpression negate(WasmExpression expr) { private WasmExpression negate(WasmExpression expr) {
@ -1546,6 +1547,11 @@ class WasmGenerationVisitor implements StatementVisitor, ExprVisitor {
public Diagnostics getDiagnostics() { public Diagnostics getDiagnostics() {
return context.getDiagnostics(); return context.getDiagnostics();
} }
@Override
public NameProvider getNames() {
return context.names;
}
}; };
private WasmLocal getTemporary(WasmType type) { private WasmLocal getTemporary(WasmType type) {
@ -1568,4 +1574,10 @@ class WasmGenerationVisitor implements StatementVisitor, ExprVisitor {
return new WasmIntBinary(WasmIntType.INT32, WasmIntBinaryOperation.SHL, classIndex, return new WasmIntBinary(WasmIntType.INT32, WasmIntBinaryOperation.SHL, classIndex,
new WasmInt32Constant(3)); new WasmInt32Constant(3));
} }
private WasmExpression emptyStatement(TextLocation location) {
WasmDrop drop = new WasmDrop(new WasmInt32Constant(0));
drop.setLocation(location);
return drop;
}
} }

9
core/src/main/java/org/teavm/backend/wasm/generate/WasmGenerator.java
View File

@ -15,7 +15,6 @@
*/ */
package org.teavm.backend.wasm.generate; package org.teavm.backend.wasm.generate;
import org.teavm.ast.Mangling;
import org.teavm.ast.RegularMethodNode; import org.teavm.ast.RegularMethodNode;
import org.teavm.ast.VariableNode; import org.teavm.ast.VariableNode;
import org.teavm.ast.decompilation.Decompiler; import org.teavm.ast.decompilation.Decompiler;
@ -39,6 +38,7 @@ public class WasmGenerator {
private WasmGenerationContext context; private WasmGenerationContext context;
private WasmClassGenerator classGenerator; private WasmClassGenerator classGenerator;
private BinaryWriter binaryWriter; private BinaryWriter binaryWriter;
private NameProvider names;
public WasmGenerator(Decompiler decompiler, ClassHolderSource classSource, public WasmGenerator(Decompiler decompiler, ClassHolderSource classSource,
WasmGenerationContext context, WasmClassGenerator classGenerator, BinaryWriter binaryWriter) { WasmGenerationContext context, WasmClassGenerator classGenerator, BinaryWriter binaryWriter) {
@ -47,12 +47,13 @@ public class WasmGenerator {
this.context = context; this.context = context;
this.classGenerator = classGenerator; this.classGenerator = classGenerator;
this.binaryWriter = binaryWriter; this.binaryWriter = binaryWriter;
names = classGenerator.names;
} }
public WasmFunction generateDefinition(MethodReference methodReference) { public WasmFunction generateDefinition(MethodReference methodReference) {
ClassHolder cls = classSource.get(methodReference.getClassName()); ClassHolder cls = classSource.get(methodReference.getClassName());
MethodHolder method = cls.getMethod(methodReference.getDescriptor()); MethodHolder method = cls.getMethod(methodReference.getDescriptor());
WasmFunction function = new WasmFunction(Mangling.mangleMethod(method.getReference())); WasmFunction function = new WasmFunction(names.forMethod(method.getReference()));
if (!method.hasModifier(ElementModifier.STATIC)) { if (!method.hasModifier(ElementModifier.STATIC)) {
function.getParameters().add(WasmType.INT32); function.getParameters().add(WasmType.INT32);
@ -72,7 +73,7 @@ public class WasmGenerator {
MethodHolder method = cls.getMethod(methodReference.getDescriptor()); MethodHolder method = cls.getMethod(methodReference.getDescriptor());
RegularMethodNode methodAst = decompiler.decompileRegular(bodyMethod); RegularMethodNode methodAst = decompiler.decompileRegular(bodyMethod);
WasmFunction function = context.getFunction(Mangling.mangleMethod(methodReference)); WasmFunction function = context.getFunction(names.forMethod(methodReference));
int firstVariable = method.hasModifier(ElementModifier.STATIC) ? 1 : 0; int firstVariable = method.hasModifier(ElementModifier.STATIC) ? 1 : 0;
for (int i = firstVariable; i < methodAst.getVariables().size(); ++i) { for (int i = firstVariable; i < methodAst.getVariables().size(); ++i) {
VariableNode variable = methodAst.getVariables().get(i); VariableNode variable = methodAst.getVariables().get(i);
@ -99,7 +100,7 @@ public class WasmGenerator {
} }
public WasmFunction generateNative(MethodReference methodReference) { public WasmFunction generateNative(MethodReference methodReference) {
WasmFunction function = context.getFunction(Mangling.mangleMethod(methodReference)); WasmFunction function = context.getFunction(names.forMethod(methodReference));
WasmGenerationContext.ImportedMethod importedMethod = context.getImportedMethod(methodReference); WasmGenerationContext.ImportedMethod importedMethod = context.getImportedMethod(methodReference);
if (importedMethod != null) { if (importedMethod != null) {

3
core/src/main/java/org/teavm/backend/wasm/intrinsics/AddressIntrinsic.java
View File

@ -18,7 +18,6 @@ package org.teavm.backend.wasm.intrinsics;
import java.util.stream.Collectors; import java.util.stream.Collectors;
import org.teavm.ast.ConstantExpr; import org.teavm.ast.ConstantExpr;
import org.teavm.ast.InvocationExpr; import org.teavm.ast.InvocationExpr;
import org.teavm.ast.Mangling;
import org.teavm.backend.wasm.WasmRuntime; import org.teavm.backend.wasm.WasmRuntime;
import org.teavm.backend.wasm.generate.WasmClassGenerator; import org.teavm.backend.wasm.generate.WasmClassGenerator;
import org.teavm.backend.wasm.model.WasmType; import org.teavm.backend.wasm.model.WasmType;
@ -154,7 +153,7 @@ public class AddressIntrinsic implements WasmIntrinsic {
case "align": { case "align": {
MethodReference delegate = new MethodReference(WasmRuntime.class.getName(), MethodReference delegate = new MethodReference(WasmRuntime.class.getName(),
invocation.getMethod().getDescriptor()); invocation.getMethod().getDescriptor());
WasmCall call = new WasmCall(Mangling.mangleMethod(delegate)); WasmCall call = new WasmCall(manager.getNames().forMethod(delegate));
call.getArguments().addAll(invocation.getArguments().stream() call.getArguments().addAll(invocation.getArguments().stream()
.map(arg -> manager.generate(arg)) .map(arg -> manager.generate(arg))
.collect(Collectors.toList())); .collect(Collectors.toList()));

3
core/src/main/java/org/teavm/backend/wasm/intrinsics/AllocatorIntrinsic.java
View File

@ -17,7 +17,6 @@ package org.teavm.backend.wasm.intrinsics;
import java.util.stream.Collectors; import java.util.stream.Collectors;
import org.teavm.ast.InvocationExpr; import org.teavm.ast.InvocationExpr;
import org.teavm.ast.Mangling;
import org.teavm.backend.wasm.WasmRuntime; import org.teavm.backend.wasm.WasmRuntime;
import org.teavm.backend.wasm.generate.WasmClassGenerator; import org.teavm.backend.wasm.generate.WasmClassGenerator;
import org.teavm.backend.wasm.model.expression.WasmCall; import org.teavm.backend.wasm.model.expression.WasmCall;
@ -63,7 +62,7 @@ public class AllocatorIntrinsic implements WasmIntrinsic {
case "moveMemoryBlock": { case "moveMemoryBlock": {
MethodReference delegateMethod = new MethodReference(WasmRuntime.class.getName(), MethodReference delegateMethod = new MethodReference(WasmRuntime.class.getName(),
invocation.getMethod().getDescriptor()); invocation.getMethod().getDescriptor());
WasmCall call = new WasmCall(Mangling.mangleMethod(delegateMethod)); WasmCall call = new WasmCall(manager.getNames().forMethod(delegateMethod));
call.getArguments().addAll(invocation.getArguments().stream() call.getArguments().addAll(invocation.getArguments().stream()
.map(manager::generate) .map(manager::generate)
.collect(Collectors.toList())); .collect(Collectors.toList()));

70
core/src/main/java/org/teavm/backend/wasm/intrinsics/PlatformClassMetadataIntrinsic.java Normal file
View File

@ -0,0 +1,70 @@
/*
* Copyright 2018 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.backend.wasm.intrinsics;
import org.teavm.ast.InvocationExpr;
import org.teavm.ast.QualificationExpr;
import org.teavm.backend.wasm.model.expression.WasmExpression;
import org.teavm.backend.wasm.model.expression.WasmUnreachable;
import org.teavm.model.FieldReference;
import org.teavm.model.MethodReference;
import org.teavm.runtime.RuntimeClass;
public class PlatformClassMetadataIntrinsic implements WasmIntrinsic {
private static final String PLATFORM_CLASS_METADATA = "org.teavm.platform.PlatformClassMetadata";
private static final FieldReference ITEM_TYPE_FIELD = new FieldReference(
RuntimeClass.class.getName(), "itemType");
private static final FieldReference SUPERCLASS_FIELD = new FieldReference(
RuntimeClass.class.getName(), "parent");
private static final FieldReference NAME_FIELD = new FieldReference(
RuntimeClass.class.getName(), "name");
@Override
public boolean isApplicable(MethodReference methodReference) {
if (!methodReference.getClassName().equals(PLATFORM_CLASS_METADATA)) {
return false;
}
switch (methodReference.getName()) {
case "getArrayItem":
case "getSuperclass":
case "getName":
return true;
}
return false;
}
@Override
public WasmExpression apply(InvocationExpr invocation, WasmIntrinsicManager manager) {
switch (invocation.getMethod().getName()) {
case "getArrayItem":
return fieldAccess(manager, invocation, ITEM_TYPE_FIELD);
case "getSuperclass":
return fieldAccess(manager, invocation, SUPERCLASS_FIELD);
case "getName":
return fieldAccess(manager, invocation, NAME_FIELD);
default:
return new WasmUnreachable();
}
}
private WasmExpression fieldAccess(WasmIntrinsicManager manager, InvocationExpr expr, FieldReference field) {
QualificationExpr qualification = new QualificationExpr();
qualification.setField(field);
qualification.setQualified(expr.getArguments().get(0));
qualification.setLocation(expr.getLocation());
return manager.generate(qualification);
}
}

3
core/src/main/java/org/teavm/backend/wasm/intrinsics/WasmIntrinsicManager.java
View File

@ -17,6 +17,7 @@ package org.teavm.backend.wasm.intrinsics;
import org.teavm.ast.Expr; import org.teavm.ast.Expr;
import org.teavm.backend.wasm.binary.BinaryWriter; import org.teavm.backend.wasm.binary.BinaryWriter;
import org.teavm.backend.wasm.generate.NameProvider;
import org.teavm.backend.wasm.generate.WasmStringPool; import org.teavm.backend.wasm.generate.WasmStringPool;
import org.teavm.backend.wasm.model.expression.WasmExpression; import org.teavm.backend.wasm.model.expression.WasmExpression;
import org.teavm.diagnostics.Diagnostics; import org.teavm.diagnostics.Diagnostics;
@ -29,4 +30,6 @@ public interface WasmIntrinsicManager {
WasmStringPool getStringPool(); WasmStringPool getStringPool();
Diagnostics getDiagnostics(); Diagnostics getDiagnostics();
NameProvider getNames();
} }

28
core/src/main/java/org/teavm/backend/wasm/render/WasmCRenderer.java
View File

@ -15,6 +15,9 @@
*/ */
package org.teavm.backend.wasm.render; package org.teavm.backend.wasm.render;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.List; import java.util.List;
import org.teavm.backend.wasm.model.WasmFunction; import org.teavm.backend.wasm.model.WasmFunction;
@ -65,10 +68,7 @@ public class WasmCRenderer {
} }
public void render(WasmModule module) { public void render(WasmModule module) {
line("#include <inttypes.h>"); renderPrologue();
line("#include <string.h>");
line("#include <stdlib.h>");
line("#include <assert.h>");
line(""); line("");
renderFunctionDeclarations(module); renderFunctionDeclarations(module);
@ -100,6 +100,22 @@ public class WasmCRenderer {
line("}"); line("}");
} }
private void renderPrologue() {
ClassLoader classLoader = WasmCRenderer.class.getClassLoader();
try (BufferedReader reader = new BufferedReader(new InputStreamReader(
classLoader.getResourceAsStream("org/teavm/backend/wasm/wasm-runtime.c")))) {
while (true) {
String line = reader.readLine();
if (line == null) {
break;
}
line(line);
}
} catch (IOException e) {
throw new RuntimeException(e);
}
}
private void renderHeap(WasmModule module) { private void renderHeap(WasmModule module) {
line("wasm_heap_size = " + 65536 * module.getMemorySize() + ";"); line("wasm_heap_size = " + 65536 * module.getMemorySize() + ";");
line("wasm_heap = malloc(" + 65536 * module.getMemorySize() + ");"); line("wasm_heap = malloc(" + 65536 * module.getMemorySize() + ");");
@ -143,7 +159,9 @@ public class WasmCRenderer {
private void renderFunctionDeclarations(WasmModule module) { private void renderFunctionDeclarations(WasmModule module) {
for (WasmFunction function : module.getFunctions().values()) { for (WasmFunction function : module.getFunctions().values()) {
line(functionDeclaration(function) + ";"); if (function.getImportName() == null) {
line(functionDeclaration(function) + ";");
}
} }
} }

12
core/src/main/resources/org/teavm/backend/wasm/wasm-runtime.c Normal file
View File

@ -0,0 +1,12 @@
#include <inttypes.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <assert.h>
#include <math.h>
#include <wchar.h>
#include <wctype.h>
static inline float TeaVM_getNaN() {
return NAN;
}

4
tests/src/test/js/frame.js
View File

@ -104,14 +104,14 @@ function launchWasmTest(path, callback) {
case "SUCCESS": case "SUCCESS":
callback({status: "OK"}); callback({status: "OK"});
break; break;
case "FAILED": case "FAILURE":
callback({ callback({
status: "failed", status: "failed",
errorMessage: output.join("\n") errorMessage: output.join("\n")
}); });
break; break;
default: default:
output.push(TeaVM_outputBuffer); output.push(outputBuffer);
outputBuffer = ""; outputBuffer = "";
} }
} else { } else {

2
tools/junit/src/main/java/org/teavm/junit/TeaVMTestConfiguration.java
View File

@ -95,6 +95,8 @@ interface TeaVMTestConfiguration<T extends TeaVMTarget> {
public void apply(WasmTarget target) { public void apply(WasmTarget target) {
target.setMinHeapSize(32 * 1024 * 1024); target.setMinHeapSize(32 * 1024 * 1024);
target.setWastEmitted(true); target.setWastEmitted(true);
target.setCEmitted(true);
target.setDebugging(true);
} }
}; };