ParkerTenBroeck/coroutines
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Parker TenBroeck 2025-04-29 15:53:14 -04:00
parent 90bfb8a631
commit f52827f97b
6 changed files with 175 additions and 38 deletions
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42
src/generator/runtime/FrameTracker.java
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@ -7,7 +7,11 @@ import java.lang.classfile.attribute.StackMapFrameInfo;
import java.lang.classfile.attribute.StackMapTableAttribute;
import java.lang.classfile.instruction.*;
import java.lang.constant.ClassDesc;
import java.lang.constant.DynamicConstantDesc;
import java.lang.constant.MethodHandleDesc;
import java.lang.constant.MethodTypeDesc;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Objects;
@ -310,10 +314,29 @@ public class FrameTracker {
case BranchInstruction b when b.opcode() == Opcode.GOTO || b.opcode() == Opcode.GOTO_W -> {}
case BranchInstruction b -> popStack();
case ConstantInstruction c when ins.opcode() == Opcode.ACONST_NULL -> pushStack(Type.NULL_TYPE);
case ConstantInstruction c -> pushStack(c.typeKind().upperBound());
case ConstantInstruction c -> {
switch(c.constantValue()){
case Double _ -> pushStack(Type.DOUBLE_TYPE);
case Float _ -> pushStack(Type.FLOAT_TYPE);
case Integer _ -> pushStack(Type.INTEGER_TYPE);
case Long _ -> pushStack(Type.LONG_TYPE);
case String _ -> pushStack(Type.STRING_TYPE);
case ClassDesc desc -> pushStack(desc);
case DynamicConstantDesc dynamicConstantDesc -> pushStack(dynamicConstantDesc.constantType());
case MethodHandleDesc methodHandleDesc ->
throw new RuntimeException();
case MethodTypeDesc methodTypeDesc ->
throw new RuntimeException();
}
}
case ConvertInstruction c -> decStack(c.fromType().slotSize()).pushStack(c.toType().upperBound());
case FieldInstruction f -> {
switch(f.opcode()){
case GETFIELD -> decStack(1).pushStack(f.typeSymbol());
case GETSTATIC -> pushStack(f.typeSymbol());
case PUTFIELD -> decStack(1 + TypeKind.from(f.typeSymbol()).slotSize());
case PUTSTATIC -> decStack(TypeKind.from(f.typeSymbol()).slotSize());
}
}
case IncrementInstruction i -> {}
case InvokeDynamicInstruction i -> {
@ -334,6 +357,9 @@ public class FrameTracker {
case InvokeInstruction i -> {
for(var param : i.typeSymbol().parameterArray())
decStack(TypeKind.from(param).slotSize());
if(stack.isEmpty()){
System.out.println(Arrays.toString(i.typeSymbol().parameterArray()));
}
popStack();
pushStack(i.typeSymbol().returnType());
}
@ -449,8 +475,16 @@ public class FrameTracker {
locals.clear();
for( var sl : tmp.stack())
pushStack(Type.verificationType(sl));
for( var local : tmp.locals())
locals.add(Type.verificationType(local));
for( var sl : tmp.locals())
locals.add(Type.verificationType(sl));
// while(locals.size()>tmp.locals().size())locals.removeLast();
// while(locals.size()<tmp.locals().size())locals.add(null);
// int slot = 0;
// for( var local : tmp.locals()){
// locals.set(slot, Type.verificationType(local));
// }
}
}
}