Example usage for org.objectweb.asm Opcodes ILOAD

List of usage examples for org.objectweb.asm Opcodes ILOAD

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In this page you can find the example usage for org.objectweb.asm Opcodes ILOAD.

Prototype

int ILOAD

To view the source code for org.objectweb.asm Opcodes ILOAD.

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Usage

From source file:org.jacoco.core.internal.analysis.filter.KotlinDefaultArgumentsFilterTest.java

License:Open Source License

/**
 * <pre>//from www  .  j  a va 2s  .  co  m
 * class C(a: Int = 42)
 * </pre>
 */
@Test
public void should_filter_constructors() {
    final MethodNode m = new MethodNode(InstrSupport.ASM_API_VERSION, Opcodes.ACC_SYNTHETIC, "<init>",
            "(IILkotlin/jvm/internal/DefaultConstructorMarker;)V", null, null);
    context.classAnnotations.add(KotlinGeneratedFilter.KOTLIN_METADATA_DESC);

    m.visitVarInsn(Opcodes.ILOAD, 2);
    m.visitInsn(Opcodes.ICONST_1);
    m.visitInsn(Opcodes.IAND);
    Label label = new Label();
    m.visitJumpInsn(Opcodes.IFEQ, label);
    // default argument
    m.visitLdcInsn(Integer.valueOf(42));
    m.visitVarInsn(Opcodes.ISTORE, 1);
    m.visitLabel(label);
    m.visitVarInsn(Opcodes.ALOAD, 0);
    m.visitVarInsn(Opcodes.ILOAD, 1);
    m.visitMethodInsn(Opcodes.INVOKESPECIAL, "Owner", "<init>", "(I)V", false);
    m.visitInsn(Opcodes.RETURN);

    filter.filter(m, context, output);

    assertIgnored(new Range(m.instructions.get(3), m.instructions.get(3)));
}

From source file:org.jacoco.core.internal.analysis.filter.KotlinDefaultArgumentsFilterTest.java

License:Open Source License

/**
 * <pre>//from  ww w .jav  a2 s  . c  o m
 * data class C(val x: Long = 42)
 * </pre>
 */
@Test
public void should_filter_methods_with_parameters_that_consume_two_slots() {
    final MethodNode m = new MethodNode(InstrSupport.ASM_API_VERSION, Opcodes.ACC_SYNTHETIC, "<init>",
            "(JILkotlin/jvm/internal/DefaultConstructorMarker;)V", null, null);
    context.classAnnotations.add(KotlinGeneratedFilter.KOTLIN_METADATA_DESC);

    m.visitVarInsn(Opcodes.ILOAD, 3);
    m.visitInsn(Opcodes.ICONST_1);
    m.visitInsn(Opcodes.IAND);
    final Label label = new Label();
    m.visitJumpInsn(Opcodes.IFEQ, label);
    // default argument
    m.visitLdcInsn(Integer.valueOf(42));
    m.visitVarInsn(Opcodes.ISTORE, 1);
    m.visitLabel(label);
    m.visitVarInsn(Opcodes.ALOAD, 0);
    m.visitVarInsn(Opcodes.ILOAD, 1);
    m.visitMethodInsn(Opcodes.INVOKESPECIAL, "Owner", "<init>", "(J)V", false);
    m.visitInsn(Opcodes.RETURN);

    filter.filter(m, context, output);

    assertIgnored(new Range(m.instructions.get(3), m.instructions.get(3)));
}

From source file:org.jacoco.core.internal.analysis.filter.StringSwitchJavacFilterTest.java

License:Open Source License

private void createFirstSwitch() {
    final Label h1 = new Label();
    final Label h1_2 = new Label();
    final Label h2 = new Label();
    final Label secondSwitch = new Label();

    m.visitInsn(Opcodes.ICONST_M1);/* w  ww .  j  a v  a2  s. c  o  m*/
    m.visitVarInsn(Opcodes.ISTORE, 2);

    m.visitVarInsn(Opcodes.ALOAD, 1);
    m.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/String", "hashCode", "()I", false);
    m.visitLookupSwitchInsn(secondSwitch, new int[] { 97, 98 }, new Label[] { h1, h2 });
    expectedFromInclusive = m.instructions.getLast();

    m.visitLabel(h1);
    m.visitVarInsn(Opcodes.ALOAD, 1);
    m.visitLdcInsn("a");
    m.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/String", "equals", "(Ljava/lang/Object;)Z", false);
    // if not equal "a", then goto next comparison
    m.visitJumpInsn(Opcodes.IFEQ, h1_2);
    m.visitInsn(Opcodes.ICONST_0);
    m.visitVarInsn(Opcodes.ISTORE, 2);

    // goto secondSwitch
    m.visitJumpInsn(Opcodes.GOTO, secondSwitch);

    m.visitLabel(h1_2);
    m.visitVarInsn(Opcodes.ALOAD, 1);
    m.visitLdcInsn("\0a");
    m.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/String", "equals", "(Ljava/lang/Object;)Z", false);
    // if not equal "\0a", then goto second switch
    m.visitJumpInsn(Opcodes.IFEQ, secondSwitch);
    m.visitInsn(Opcodes.ICONST_1);
    m.visitVarInsn(Opcodes.ISTORE, 2);

    // goto secondSwitch
    m.visitJumpInsn(Opcodes.GOTO, secondSwitch);

    m.visitLabel(h2);
    m.visitVarInsn(Opcodes.ALOAD, 1);
    m.visitLdcInsn("b");
    m.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/String", "equals", "(Ljava/lang/Object;)Z", false);
    // if not equal "b", then goto second switch
    m.visitJumpInsn(Opcodes.IFEQ, secondSwitch);
    m.visitInsn(Opcodes.ICONST_2);
    m.visitVarInsn(Opcodes.ISTORE, 2);

    m.visitLabel(secondSwitch);
    expectedToInclusive = m.instructions.getLast();
    m.visitVarInsn(Opcodes.ILOAD, 2);
}

From source file:org.jacoco.core.internal.analysis.MethodAnalyzerTest.java

License:Open Source License

private void createIfBranch() {
    method.visitLineNumber(1001, new Label());
    method.visitVarInsn(Opcodes.ILOAD, 1);
    Label l1 = new Label();
    method.visitJumpInsn(Opcodes.IFEQ, l1);
    method.visitLineNumber(1002, new Label());
    method.visitLdcInsn("a");
    method.visitInsn(Opcodes.ARETURN);/*from  w  w  w  .  j av  a  2  s.  c o  m*/
    method.visitLabel(l1);
    method.visitLineNumber(1003, l1);
    method.visitLdcInsn("b");
    method.visitInsn(Opcodes.ARETURN);
}

From source file:org.jacoco.core.internal.analysis.MethodAnalyzerTest.java

License:Open Source License

private void createIfBranchMerge() {
    method.visitLineNumber(1001, new Label());
    method.visitVarInsn(Opcodes.ILOAD, 1);
    Label l1 = new Label();
    method.visitJumpInsn(Opcodes.IFEQ, l1);
    method.visitLineNumber(1002, new Label());
    method.visitInsn(Opcodes.NOP);//ww  w.  j  a  v a 2s  . co  m
    method.visitLabel(l1);
    method.visitLineNumber(1003, l1);
    method.visitInsn(Opcodes.RETURN);
}

From source file:org.jacoco.core.internal.analysis.MethodAnalyzerTest.java

License:Open Source License

private void createTableSwitch() {
    method.visitLineNumber(1001, new Label());
    method.visitVarInsn(Opcodes.ILOAD, 1);
    Label l1 = new Label();
    Label l2 = new Label();
    Label l3 = new Label();
    method.visitTableSwitchInsn(1, 3, l3, new Label[] { l1, l2, l1 });
    method.visitLabel(l1);//  www.j a v  a 2  s . co m
    method.visitLineNumber(1002, l1);
    method.visitIntInsn(Opcodes.BIPUSH, 11);
    method.visitVarInsn(Opcodes.ISTORE, 2);
    method.visitLineNumber(1003, new Label());
    Label l5 = new Label();
    method.visitJumpInsn(Opcodes.GOTO, l5);
    method.visitLabel(l2);
    method.visitLineNumber(1004, l2);
    method.visitIntInsn(Opcodes.BIPUSH, 22);
    method.visitVarInsn(Opcodes.ISTORE, 2);
    method.visitLineNumber(1005, new Label());
    method.visitJumpInsn(Opcodes.GOTO, l5);
    method.visitLabel(l3);
    method.visitLineNumber(1006, l3);
    method.visitInsn(Opcodes.ICONST_0);
    method.visitVarInsn(Opcodes.ISTORE, 2);
    method.visitLabel(l5);
    method.visitLineNumber(1007, l5);
    method.visitVarInsn(Opcodes.ILOAD, 2);
    method.visitInsn(Opcodes.IRETURN);
}

From source file:org.jacoco.core.internal.analysis.MethodAnalyzerTest.java

License:Open Source License

private void createTableSwitchMerge() {
    method.visitLineNumber(1001, new Label());
    method.visitInsn(Opcodes.ICONST_0);//w w  w  .  ja va2s .  co  m
    method.visitVarInsn(Opcodes.ISTORE, 2);
    method.visitLineNumber(1002, new Label());
    method.visitVarInsn(Opcodes.ILOAD, 1);
    Label l2 = new Label();
    Label l3 = new Label();
    Label l4 = new Label();
    method.visitTableSwitchInsn(1, 3, l4, new Label[] { l2, l3, l2 });
    method.visitLabel(l2);
    method.visitLineNumber(1003, l2);
    method.visitIincInsn(2, 1);
    method.visitLabel(l3);
    method.visitLineNumber(1004, l3);
    method.visitIincInsn(2, 1);
    method.visitLabel(l4);
    method.visitLineNumber(1005, l4);
    method.visitVarInsn(Opcodes.ILOAD, 2);
    method.visitInsn(Opcodes.IRETURN);
}

From source file:org.jacoco.core.internal.instr.DuplicateFrameEliminatorTest.java

License:Open Source License

@Test
public void testVarInsn() {
    testInstructionBetweenFrames(new VarInsnNode(Opcodes.ILOAD, 0));
}

From source file:org.jacoco.core.internal.instr.FrameTracker.java

License:Open Source License

@Override
public void visitVarInsn(final int opcode, final int var) {
    final Object t;
    switch (opcode) {
    case Opcodes.ALOAD:
        push(get(var));
        break;//from www . java 2  s. co  m
    case Opcodes.ILOAD:
        push(Opcodes.INTEGER);
        break;
    case Opcodes.FLOAD:
        push(Opcodes.FLOAT);
        break;
    case Opcodes.LLOAD:
        push(Opcodes.LONG);
        push(Opcodes.TOP);
        break;
    case Opcodes.DLOAD:
        push(Opcodes.DOUBLE);
        push(Opcodes.TOP);
        break;
    case Opcodes.ASTORE:
    case Opcodes.ISTORE:
    case Opcodes.FSTORE:
        t = pop();
        set(var, t);
        break;
    case Opcodes.LSTORE:
    case Opcodes.DSTORE:
        pop(1);
        t = pop();
        set(var, t);
        set(var + 1, Opcodes.TOP);
        break;
    default:
        throw new IllegalArgumentException();
    }
    mv.visitVarInsn(opcode, var);
}

From source file:org.jacoco.core.internal.instr.ProbeInserterTest.java

License:Open Source License

@Test
public void testVisitVarIns() {
    ProbeInserter pi = new ProbeInserter(0, "(II)V", actualVisitor, arrayStrategy);

    pi.visitVarInsn(Opcodes.ALOAD, 0);//from   w  w  w.j a va2  s . c  o  m
    pi.visitVarInsn(Opcodes.ILOAD, 1);
    pi.visitVarInsn(Opcodes.ILOAD, 2);
    pi.visitVarInsn(Opcodes.ISTORE, 3);
    pi.visitVarInsn(Opcodes.FSTORE, 4);

    // Argument variables stay at the same position:
    expectedVisitor.visitVarInsn(Opcodes.ALOAD, 0);
    expectedVisitor.visitVarInsn(Opcodes.ILOAD, 1);
    expectedVisitor.visitVarInsn(Opcodes.ILOAD, 2);

    // Local variables are shifted by one:
    expectedVisitor.visitVarInsn(Opcodes.ISTORE, 4);
    expectedVisitor.visitVarInsn(Opcodes.FSTORE, 5);
}