Examples with LabelNode org.objectweb.asm.tree.LabelNode used on opensource projects

Example 36 with LabelNode

use of org.objectweb.asm.tree.LabelNode in project maple-ir by LLVM-but-worse.

the class ReflectiveFunctorFactory method branch.

@Override
public EvaluationFunctor<Boolean> branch(Type lt, Type rt, ConditionalJumpStmt.ComparisonType type) {
    Type opType = TypeUtils.resolveBinOpType(lt, rt);
    String name = lt.getClassName() + type.name() + rt.getClassName() + "OPTYPE" + opType.getClassName() + "RETbool";
    String desc = "(" + lt.getDescriptor() + rt.getDescriptor() + ")Z";
    if (cache.containsKey(name)) {
        return _get(name);
    }
    MethodNode m = makeBase(name, desc);
    {
        InsnList insns = new InsnList();
        insns.add(new VarInsnNode(TypeUtils.getVariableLoadOpcode(lt), 0));
        cast(insns, lt, opType);
        insns.add(new VarInsnNode(TypeUtils.getVariableLoadOpcode(rt), lt.getSize()));
        cast(insns, rt, opType);
        LabelNode trueSuccessor = new LabelNode();
        if (opType == Type.INT_TYPE) {
            insns.add(new JumpInsnNode(Opcodes.IF_ICMPEQ + type.ordinal(), trueSuccessor));
        } else if (opType == Type.LONG_TYPE) {
            insns.add(new InsnNode(Opcodes.LCMP));
            insns.add(new JumpInsnNode(Opcodes.IFEQ + type.ordinal(), trueSuccessor));
        } else if (opType == Type.FLOAT_TYPE) {
            insns.add(new InsnNode((type == ConditionalJumpStmt.ComparisonType.LT || type == ConditionalJumpStmt.ComparisonType.LE) ? Opcodes.FCMPL : Opcodes.FCMPG));
            insns.add(new JumpInsnNode(Opcodes.IFEQ + type.ordinal(), trueSuccessor));
        } else if (opType == Type.DOUBLE_TYPE) {
            insns.add(new InsnNode((type == ConditionalJumpStmt.ComparisonType.LT || type == ConditionalJumpStmt.ComparisonType.LE) ? Opcodes.DCMPL : Opcodes.DCMPG));
            insns.add(new JumpInsnNode(Opcodes.IFEQ + type.ordinal(), trueSuccessor));
        } else {
            throw new IllegalArgumentException(opType.toString());
        }
        branchReturn(insns, trueSuccessor);
        m.instructions = insns;
    }
    return buildBridge(m);
}

Example 37 with LabelNode

use of org.objectweb.asm.tree.LabelNode in project maple-ir by LLVM-but-worse.

the class LiftConstructorCallsPass method split.

private void split(ControlFlowGraph cfg, BasicBlock b, Stmt at) {
    BasicBlock newBlock = new BasicBlock(cfg, cfg.vertices().size() + 1, new LabelNode());
    cfg.addVertex(newBlock);
    System.out.println(ControlFlowGraph.printBlock(b));
    System.out.println("  to " + at);
    int index = b.indexOf(at) + 1;
    int size = b.size();
    for (int i = index; i < size; i++) {
        Stmt stmt = b.remove(index);
        stmt.setBlock(newBlock);
        newBlock.add(stmt);
    }
}

Example 38 with LabelNode

use of org.objectweb.asm.tree.LabelNode in project maple-ir by LLVM-but-worse.

the class LineNumberNodeSerializer method deserialize.

@Override
public LineNumberNode deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
    JsonObject jsonObject = (JsonObject) json;
    int line = jsonObject.get("line").getAsInt();
    LabelNode start = context.deserialize(jsonObject.get("start"), LabelNode.class);
    return new LineNumberNode(line, start);
}

Example 39 with LabelNode

use of org.objectweb.asm.tree.LabelNode in project maple-ir by LLVM-but-worse.

the class TableSwitchInsnNodeSerializer method deserialize.

@Override
public TableSwitchInsnNode deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
    JsonObject jsonObject = (JsonObject) json;
    int min = jsonObject.get("min").getAsInt();
    int max = jsonObject.get("max").getAsInt();
    LabelNode dflt = context.deserialize(jsonObject.get("dflt"), LabelNode.class);
    List<LabelNode> labelList = context.deserialize(jsonObject.get("labels"), List.class);
    LabelNode[] labels = new LabelNode[labelList.size()];
    for (int i = 0; i < labels.length; i++) {
        labels[i] = labelList.get(i);
    }
    return new TableSwitchInsnNode(min, max, dflt, labels);
}

Example 40 with LabelNode

use of org.objectweb.asm.tree.LabelNode in project jacoco by jacoco.

the class SynchronizedFilterTest method ecj.

@Test
public void ecj() {
    final Label start = new Label();
    final Label end = new Label();
    final Label handler = new Label();
    final Label handlerEnd = new Label();
    m.visitTryCatchBlock(start, end, handler, null);
    m.visitTryCatchBlock(handler, handlerEnd, handler, null);
    m.visitVarInsn(Opcodes.ALOAD, 0);
    m.visitFieldInsn(Opcodes.GETFIELD, "Target", "lock", "Ljava/lang/Object;");
    m.visitInsn(Opcodes.DUP);
    m.visitVarInsn(Opcodes.ASTORE, 1);
    m.visitInsn(Opcodes.MONITORENTER);
    m.visitLabel(start);
    m.visitVarInsn(Opcodes.ALOAD, 0);
    m.visitInsn(Opcodes.NOP);
    m.visitVarInsn(Opcodes.ALOAD, 1);
    m.visitInsn(Opcodes.MONITOREXIT);
    m.visitLabel(end);
    final Label exit = new Label();
    m.visitJumpInsn(Opcodes.GOTO, exit);
    m.visitLabel(handler);
    m.visitVarInsn(Opcodes.ALOAD, 1);
    m.visitInsn(Opcodes.MONITOREXIT);
    m.visitLabel(handlerEnd);
    m.visitInsn(Opcodes.ATHROW);
    m.visitLabel(exit);
    m.visitInsn(Opcodes.RETURN);
    filter.filter(m, context, output);
    assertIgnored(new Range((LabelNode) handler.info, ((LabelNode) exit.info).getPrevious()));
}