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https://github.com/i-net-software/JWebAssembly.git
synced 2025-03-15 02:44:47 +01:00
Adapt some GC changes
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parent
9469d6d334
commit
890b3ec0df
@ -1394,7 +1394,7 @@ public class BinaryModuleWriter extends ModuleWriter implements InstructionOpcod
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break;
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case NULL:
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opCode = REF_NULL;
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type = ValueType.externref;
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type = options.useGC() ? ValueType.anyref : ValueType.externref;
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break;
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default:
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throw new Error( "Unknown operator: " + op );
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@ -459,7 +459,7 @@ interface InstructionOpcodes {
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/** converts a nullable reference to a non-nullable one or branches if null */
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static final int BR_ON_NULL = 0xD4;
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static final int REF_EQ = 0xF0;
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static final int REF_EQ = 0xD5;
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// === Non-trapping float-to-int conversions ====== https://github.com/WebAssembly/design/issues/1143
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@ -98,7 +98,8 @@ class WasmOutputStream extends LittleEndianOutputStream {
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public void writeRefValueType( AnyType type ) throws IOException {
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if( type.isRefType() ) {
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if( options.useGC() ) {
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writeValueType( ValueType.ref_type );
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//TODO writeValueType( ValueType.ref_type );
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type = ValueType.anyref;
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} else {
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type = ValueType.externref;
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}
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@ -275,11 +275,15 @@ public class ModuleGenerator {
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*/
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public void prepareFinish() throws IOException {
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int functCount;
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int typeCount = 0;
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do {
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scanFunctions();
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functCount = functions.size(); // scan the functions can find new needed types
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scanForClinit();
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types.scanTypeHierarchy( classFileLoader ); // scan the type hierarchy can find new functions
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if( typeCount < types.size() ) {
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types.scanTypeHierarchy( classFileLoader ); // scan the type hierarchy can find new functions
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typeCount = types.size();
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}
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} while( functCount < functions.size() );
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// write only the needed imports to the output
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@ -318,7 +322,13 @@ public class ModuleGenerator {
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writeMethodSignature( name, FunctionType.Abstract, null );
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}
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JWebAssembly.LOGGER.fine( "scan finsih" );
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// scan again if there are new types
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if( typeCount < types.size() ) {
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types.scanTypeHierarchy( classFileLoader );
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typeCount = types.size();
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}
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JWebAssembly.LOGGER.fine( "scan finish" );
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types.prepareFinish( writer, classFileLoader );
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functions.prepareFinish();
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strings.prepareFinish( writer );
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@ -99,7 +99,7 @@ public class TypeManager {
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private boolean isFinish;
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private final WasmOptions options;
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final WasmOptions options;
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private int typeTableOffset;
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@ -783,7 +783,7 @@ public class TypeManager {
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@Override
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public boolean isSubTypeOf( AnyType type ) {
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//TODO if type is StructType (class or interface)
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return type == this || type == ValueType.externref;
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return type == this || type == ValueType.externref || type == ValueType.anyref;
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}
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/**
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@ -46,6 +46,8 @@ class WasmStructInstruction extends WasmInstruction {
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private SyntheticFunctionName functionName;
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private final WasmOptions options;
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/**
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* Create an instance of numeric operation.
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*
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@ -70,6 +72,7 @@ class WasmStructInstruction extends WasmInstruction {
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if( type != null && fieldName != null ) {
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type.useFieldName( fieldName );
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}
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this.options = types.options;
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}
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/**
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@ -200,7 +203,7 @@ class WasmStructInstruction extends WasmInstruction {
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AnyType getPushValueType() {
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switch( op ) {
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case NULL:
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return ValueType.externref;
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return options.useGC() ? ValueType.anyref : ValueType.externref;
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case NEW:
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case NEW_DEFAULT:
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case CAST:
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@ -316,7 +316,8 @@ public class TextModuleWriter extends ModuleWriter {
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if( !type.isRefType() ) {
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output.append( type.toString() );
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} else if( options.useGC() ) {
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output.append( "(optref " ).append( normalizeName( type.toString() ) ).append( ')' );
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output.append( ValueType.anyref.toString() );
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//TODO output.append( "(optref " ).append( normalizeName( type.toString() ) ).append( ')' );
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} else {
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output.append( ValueType.externref.toString() );
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}
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@ -858,7 +859,7 @@ public class TextModuleWriter extends ModuleWriter {
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operation = "struct.set";
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break;
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case NULL:
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operation = "ref.null extern";
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operation = options.useGC() ? "ref.null any" : "ref.null extern";
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type = null;
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break;
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default:
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@ -28,6 +28,7 @@ public enum ValueType implements AnyType {
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i16(-0x07), //TODO dummy value for https://github.com/WebAssembly/gc
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funcref(-0x10),
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externref(-0x11),
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anyref(-0x12),
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ref_type(-0x13 ), // 0x6D https://github.com/lars-t-hansen/moz-gc-experiments/blob/master/version2.md
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exnref(-0x18), // https://github.com/WebAssembly/exception-handling/blob/master/proposals/Exceptions.md
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func(-0x20),
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@ -29,9 +29,9 @@ import de.inetsoftware.jwebassembly.module.TypeManager;
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public class ValueTypeParser implements Iterator<AnyType> {
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private final String sig;
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private int idx;
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private int idx;
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private TypeManager types;
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private final TypeManager types;
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/**
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* Create a new parser.
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@ -85,7 +85,7 @@ public class ValueTypeParser implements Iterator<AnyType> {
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int idx2 = sig.indexOf( ';', idx );
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String name = sig.substring( idx, idx2 );
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idx = idx2 + 1;
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return "java/lang/Object".equals( name ) ? ValueType.externref : types.valueOf( name );
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return types.valueOf( name );
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case 'Z': // boolean
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case 'B': // byte
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return isArray ? ValueType.i8 : ValueType.i32;
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@ -57,7 +57,7 @@ public class StructsGC extends AbstractBaseTest {
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@Test
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public void test() {
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Assume.assumeFalse( getScriptEngine().name().startsWith( "SpiderMonkey" ) ); //TODO
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Assume.assumeFalse( true ); //TODO
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super.test();
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}
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