Examples with INVOKEINTERFACE org.objectweb.asm.Opcodes.INVOKEINTERFACE used on opensource projects

Example 1 with INVOKEINTERFACE

use of org.objectweb.asm.Opcodes.INVOKEINTERFACE in project sonar-java by SonarSource.

the class BytecodeCFGBuilderTest method all_opcodes_should_be_visited.

@Test
public void all_opcodes_should_be_visited() throws Exception {
    Instructions ins = new Instructions();
    Predicate<Integer> filterReturnAndThrow = opcode -> !((Opcodes.IRETURN <= opcode && opcode <= Opcodes.RETURN) || opcode == Opcodes.ATHROW);
    NO_OPERAND_INSN.stream().filter(filterReturnAndThrow).forEach(ins::visitInsn);
    INT_INSN.forEach(i -> ins.visitIntInsn(i, 0));
    VAR_INSN.forEach(i -> ins.visitVarInsn(i, 0));
    TYPE_INSN.forEach(i -> ins.visitTypeInsn(i, "java/lang/Object"));
    FIELD_INSN.forEach(i -> ins.visitFieldInsn(i, "java/lang/Object", "foo", "D(D)"));
    METHOD_INSN.forEach(i -> ins.visitMethodInsn(i, "java/lang/Object", "foo", "()V", i == INVOKEINTERFACE));
    JUMP_INSN.forEach(i -> {
        Label jumpLabel = new Label();
        ins.visitJumpInsn(i, jumpLabel);
        ins.visitLabel(jumpLabel);
    });
    ins.visitLdcInsn("a");
    ins.visitIincInsn(0, 1);
    Handle handle = new Handle(H_INVOKESTATIC, "", "", "()V", false);
    ins.visitInvokeDynamicInsn("sleep", "()V", handle);
    ins.visitLookupSwitchInsn(new Label(), new int[] {}, new Label[] {});
    ins.visitMultiANewArrayInsn("B", 1);
    Label l0 = new Label();
    Label dflt = new Label();
    Label case0 = new Label();
    ins.visitTableSwitchInsn(0, 1, dflt, case0);
    ins.visitLabel(dflt);
    ins.visitInsn(NOP);
    ins.visitLabel(l0);
    ins.visitInsn(NOP);
    BytecodeCFG cfg = ins.cfg();
    Multiset<String> cfgOpcodes = cfgOpcodes(cfg);
    List<String> collect = Instructions.ASM_OPCODES.stream().filter(filterReturnAndThrow).map(op -> Printer.OPCODES[op]).collect(Collectors.toList());
    assertThat(cfgOpcodes).containsAll(collect);
}

Example 2 with INVOKEINTERFACE

use of org.objectweb.asm.Opcodes.INVOKEINTERFACE in project groovy by apache.

the class StaticTypesCallSiteWriter method writeListDotProperty.

private void writeListDotProperty(final Expression receiver, final String propertyName, final boolean safe) {
    // for lists, replace list.foo with:
    // def result = new ArrayList(list.size())
    // for (item in list) result.add(item.foo)
    // result
    ClassNode componentType = receiver.getNodeMetaData(StaticCompilationMetadataKeys.COMPONENT_TYPE);
    if (componentType == null) {
        componentType = OBJECT_TYPE;
    }
    CompileStack compileStack = controller.getCompileStack();
    MethodVisitor mv = controller.getMethodVisitor();
    Label exit = new Label();
    if (safe) {
        receiver.visit(controller.getAcg());
        Label doGet = new Label();
        mv.visitJumpInsn(IFNONNULL, doGet);
        controller.getOperandStack().remove(1);
        mv.visitInsn(ACONST_NULL);
        mv.visitJumpInsn(GOTO, exit);
        mv.visitLabel(doGet);
    }
    Variable tmpList = varX("tmpList", ClassHelper.make(ArrayList.class));
    int var = compileStack.defineTemporaryVariable(tmpList, false);
    Variable iterator = varX("iterator", Iterator_TYPE);
    int it = compileStack.defineTemporaryVariable(iterator, false);
    Variable nextVar = varX("next", componentType);
    final int next = compileStack.defineTemporaryVariable(nextVar, false);
    mv.visitTypeInsn(NEW, "java/util/ArrayList");
    mv.visitInsn(DUP);
    receiver.visit(controller.getAcg());
    mv.visitMethodInsn(INVOKEINTERFACE, "java/util/List", "size", "()I", true);
    controller.getOperandStack().remove(1);
    mv.visitMethodInsn(INVOKESPECIAL, "java/util/ArrayList", "<init>", "(I)V", false);
    mv.visitVarInsn(ASTORE, var);
    Label l1 = new Label();
    mv.visitLabel(l1);
    receiver.visit(controller.getAcg());
    mv.visitMethodInsn(INVOKEINTERFACE, "java/util/List", "iterator", "()Ljava/util/Iterator;", true);
    controller.getOperandStack().remove(1);
    mv.visitVarInsn(ASTORE, it);
    Label l2 = new Label();
    mv.visitLabel(l2);
    mv.visitVarInsn(ALOAD, it);
    mv.visitMethodInsn(INVOKEINTERFACE, "java/util/Iterator", "hasNext", "()Z", true);
    Label l3 = new Label();
    mv.visitJumpInsn(IFEQ, l3);
    mv.visitVarInsn(ALOAD, it);
    mv.visitMethodInsn(INVOKEINTERFACE, "java/util/Iterator", "next", "()Ljava/lang/Object;", true);
    mv.visitTypeInsn(CHECKCAST, BytecodeHelper.getClassInternalName(componentType));
    mv.visitVarInsn(ASTORE, next);
    Label l4 = new Label();
    mv.visitLabel(l4);
    mv.visitVarInsn(ALOAD, var);
    PropertyExpression pexp = propX(bytecodeX(componentType, v -> v.visitVarInsn(ALOAD, next)), propertyName);
    pexp.visit(controller.getAcg());
    controller.getOperandStack().box();
    controller.getOperandStack().remove(1);
    mv.visitMethodInsn(INVOKEINTERFACE, "java/util/List", "add", "(Ljava/lang/Object;)Z", true);
    mv.visitInsn(POP);
    Label l5 = new Label();
    mv.visitLabel(l5);
    mv.visitJumpInsn(GOTO, l2);
    mv.visitLabel(l3);
    mv.visitVarInsn(ALOAD, var);
    if (safe) {
        mv.visitLabel(exit);
    }
    controller.getOperandStack().push(ClassHelper.make(ArrayList.class));
    controller.getCompileStack().removeVar(next);
    controller.getCompileStack().removeVar(it);
    controller.getCompileStack().removeVar(var);
}