Examples with BuilderInstruction21t org.jf.dexlib2.builder.instruction.BuilderInstruction21t used on opensource projects

Example 6 with BuilderInstruction21t

use of org.jf.dexlib2.builder.instruction.BuilderInstruction21t in project smali by JesusFreke.

the class MethodAnalyzerTest method testInstanceOfNarrowingAfterMove_dalvik.

@Test
public void testInstanceOfNarrowingAfterMove_dalvik() throws IOException {
    MethodImplementationBuilder builder = new MethodImplementationBuilder(3);
    builder.addInstruction(new BuilderInstruction12x(Opcode.MOVE_OBJECT, 1, 2));
    builder.addInstruction(new BuilderInstruction22c(Opcode.INSTANCE_OF, 0, 1, new ImmutableTypeReference("Lmain;")));
    builder.addInstruction(new BuilderInstruction21t(Opcode.IF_EQZ, 0, builder.getLabel("not_instance_of")));
    builder.addInstruction(new BuilderInstruction10x(Opcode.RETURN_VOID));
    builder.addLabel("not_instance_of");
    builder.addInstruction(new BuilderInstruction10x(Opcode.RETURN_VOID));
    MethodImplementation methodImplementation = builder.getMethodImplementation();
    Method method = new ImmutableMethod("Lmain;", "narrowing", Collections.singletonList(new ImmutableMethodParameter("Ljava/lang/Object;", null, null)), "V", AccessFlags.PUBLIC.getValue(), null, null, methodImplementation);
    ClassDef classDef = new ImmutableClassDef("Lmain;", AccessFlags.PUBLIC.getValue(), "Ljava/lang/Object;", null, null, null, null, Collections.singletonList(method));
    DexFile dexFile = new ImmutableDexFile(Opcodes.getDefault(), Collections.singletonList(classDef));
    ClassPath classPath = new ClassPath(new DexClassProvider(dexFile));
    MethodAnalyzer methodAnalyzer = new MethodAnalyzer(classPath, method, null, false);
    List<AnalyzedInstruction> analyzedInstructions = methodAnalyzer.getAnalyzedInstructions();
    Assert.assertEquals("Ljava/lang/Object;", analyzedInstructions.get(3).getPreInstructionRegisterType(1).type.getType());
    Assert.assertEquals("Ljava/lang/Object;", analyzedInstructions.get(3).getPreInstructionRegisterType(2).type.getType());
    Assert.assertEquals("Ljava/lang/Object;", analyzedInstructions.get(4).getPreInstructionRegisterType(1).type.getType());
    Assert.assertEquals("Ljava/lang/Object;", analyzedInstructions.get(4).getPreInstructionRegisterType(2).type.getType());
}