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27 changes: 27 additions & 0 deletions
27
language/src/main/java/com/banshay/language/WzrdTypeSystem.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,27 @@ | ||
| package com.banshay.language; | ||
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| import com.banshay.language.types.WzrdNull; | ||
| import com.oracle.truffle.api.dsl.ImplicitCast; | ||
| import com.oracle.truffle.api.dsl.TypeCast; | ||
| import com.oracle.truffle.api.dsl.TypeCheck; | ||
| import com.oracle.truffle.api.dsl.TypeSystem; | ||
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| @TypeSystem({int.class, double.class, long.class, boolean.class}) | ||
| public class WzrdTypeSystem { | ||
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| @TypeCheck(WzrdNull.class) | ||
| public static boolean isNull(Object value) { | ||
| return value == WzrdNull.INSTANCE; | ||
| } | ||
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| @TypeCast(WzrdNull.class) | ||
| public static WzrdNull asWzrdNull(Object value) { | ||
| assert isNull(value); | ||
| return WzrdNull.INSTANCE; | ||
| } | ||
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| @ImplicitCast | ||
| public static double castInt(int value) { | ||
| return value; | ||
| } | ||
| } |
74 changes: 74 additions & 0 deletions
74
language/src/main/java/com/banshay/language/nodes/WzrdEvalNode.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| package com.banshay.language.nodes; | ||
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| import com.banshay.language.WzrdContext; | ||
| import com.banshay.language.WzrdLanguage; | ||
| import com.banshay.language.types.WzrdNull; | ||
| import com.oracle.truffle.api.CompilerDirectives; | ||
| import com.oracle.truffle.api.CompilerDirectives.CompilationFinal; | ||
| import com.oracle.truffle.api.CompilerDirectives.TruffleBoundary; | ||
| import com.oracle.truffle.api.RootCallTarget; | ||
| import com.oracle.truffle.api.frame.VirtualFrame; | ||
| import com.oracle.truffle.api.nodes.DirectCallNode; | ||
| import com.oracle.truffle.api.nodes.RootNode; | ||
| import java.util.Collections; | ||
| import java.util.Map; | ||
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| public final class WzrdEvalNode extends RootNode { | ||
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| private final Map<String, RootCallTarget> functions; | ||
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| @CompilationFinal private boolean registered; | ||
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| @Child private DirectCallNode mainCallNode; | ||
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| private WzrdLanguage language; | ||
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| public WzrdEvalNode( | ||
| WzrdLanguage language, | ||
| Map<String, RootCallTarget> functions, | ||
| RootCallTarget rootFunction) { | ||
| super(language); | ||
| this.language = language; | ||
| this.functions = Collections.unmodifiableMap(functions); | ||
| this.mainCallNode = rootFunction != null ? DirectCallNode.create(rootFunction) : null; | ||
| } | ||
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| @Override | ||
| public boolean isInternal() { | ||
| return true; | ||
| } | ||
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| @Override | ||
| protected boolean isInstrumentable() { | ||
| return false; | ||
| } | ||
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| @Override | ||
| public String getName() { | ||
| return "root eval"; | ||
| } | ||
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| @Override | ||
| public Object execute(VirtualFrame frame) { | ||
| if (language.isSingleContext()) { | ||
| if (!registered) { | ||
| CompilerDirectives.transferToInterpreterAndInvalidate(); | ||
| registerFunctions(); | ||
| registered = true; | ||
| } | ||
| }else{ | ||
| registerFunctions(); | ||
| } | ||
| if (mainCallNode == null) { | ||
| return WzrdNull.INSTANCE; | ||
| }else{ | ||
| var arguments = frame.getArguments(); | ||
| return mainCallNode.call(arguments); | ||
| } | ||
| } | ||
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| @TruffleBoundary | ||
| private void registerFunctions(){ | ||
| WzrdContext.get(this).getFunctionRegistry().register(functions); | ||
| } | ||
| } |
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26 changes: 26 additions & 0 deletions
26
language/src/main/java/com/banshay/language/nodes/expressions/ArgumentNode.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| package com.banshay.language.nodes.expressions; | ||
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| import com.banshay.language.nodes.toplevel.WzrdExpressionNode; | ||
| import com.banshay.language.types.WzrdNull; | ||
| import com.oracle.truffle.api.frame.VirtualFrame; | ||
| import com.oracle.truffle.api.profiles.BranchProfile; | ||
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| public class ArgumentNode extends WzrdExpressionNode { | ||
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| private final int index; | ||
| private final BranchProfile outOfBoundsToken = BranchProfile.create(); | ||
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| public ArgumentNode(int index) { | ||
| this.index = index; | ||
| } | ||
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| @Override | ||
| public Object executeGeneric(VirtualFrame frame) { | ||
| var arguments = frame.getArguments(); | ||
| if (index < arguments.length) { | ||
| return arguments[index]; | ||
| } | ||
| outOfBoundsToken.enter(); | ||
| return WzrdNull.INSTANCE; | ||
| } | ||
| } |
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