Examples with NormalMethod org.jikesrvm.classloader.NormalMethod used on opensource projects

Example 6 with NormalMethod

use of org.jikesrvm.classloader.NormalMethod in project JikesRVM by JikesRVM.

the class GenerationContextTest method childContextsQueryOSRBarrierInformationViaOutermostParent.

@Test
public void childContextsQueryOSRBarrierInformationViaOutermostParent() throws Exception {
    NormalMethod nm = getNormalMethodForTest("methodForInliningTests");
    CompiledMethod cm = new OptCompiledMethod(-1, nm);
    OptOptions opts = new OptOptions();
    InlineOracle io = new DefaultInlineOracle();
    GenerationContext outermost = new GenerationContext(nm, null, cm, opts, io);
    Class<?>[] classArgs = { Object.class };
    NormalMethod callee = getNormalMethodForTest("emptyStaticMethodWithObjectParamAndReturnValue", classArgs);
    MethodOperand methOp = MethodOperand.STATIC(callee);
    RegisterOperand result = createMockRegisterOperand(TypeReference.JavaLangObject);
    Instruction callInstr = Call.create(CALL, result, null, methOp, 1);
    RegisterOperand objectParam = createMockRegisterOperand(TypeReference.JavaLangObject);
    Call.setParam(callInstr, 0, objectParam);
    callInstr.setPosition(new InlineSequence(nm));
    ExceptionHandlerBasicBlockBag ebag = getMockEbag();
    GenerationContext child = outermost.createChildContext(ebag, callee, callInstr);
    Instruction osrBarrier = createMockOSRBarrier();
    Instruction call = createMockCall();
    child.saveOSRBarrierForInst(osrBarrier, call);
    assertThat(outermost.getOSRBarrierFromInst(call), is(osrBarrier));
    assertThat(child.getOSRBarrierFromInst(call), is(osrBarrier));
    GenerationContext child2 = outermost.createChildContext(ebag, callee, callInstr);
    assertThat(child2.getOSRBarrierFromInst(call), is(osrBarrier));
}

Example 7 with NormalMethod

use of org.jikesrvm.classloader.NormalMethod in project JikesRVM by JikesRVM.

the class GenerationContextTest method noNullCheckGuardsCanBeCreatedAfterCloseWasCalled.

@Test(expected = NullPointerException.class)
public void noNullCheckGuardsCanBeCreatedAfterCloseWasCalled() throws Exception {
    NormalMethod nm = TestingTools.getNormalMethod(MethodsForTests.class, "emptyInstanceMethodWithoutAnnotations");
    OptOptions opts = new OptOptions();
    GenerationContext gc = new GenerationContext(nm, null, null, opts, null);
    RegisterOperand thisLocal = gc.makeLocal(0, nm.getDeclaringClass().getTypeRef());
    Register thisReg = thisLocal.getRegister();
    gc.close();
    gc.makeNullCheckGuard(thisReg);
}

Example 8 with NormalMethod

use of org.jikesrvm.classloader.NormalMethod in project JikesRVM by JikesRVM.

the class GenerationContextTest method methodsWithReturnValueHaveReturnInstructionInEpilogue.

@Test
public void methodsWithReturnValueHaveReturnInstructionInEpilogue() throws Exception {
    NormalMethod nm = getNormalMethodForTest("staticMethodReturningLongMaxValue");
    CompiledMethod cm = new OptCompiledMethod(-1, nm);
    OptOptions opts = new OptOptions();
    InlineOracle io = new DefaultInlineOracle();
    GenerationContext gc = new GenerationContext(nm, null, cm, opts, io);
    InlineSequence inlineSequence = new InlineSequence(nm);
    assertThatInlineSequenceWasSetCorrectly(gc, inlineSequence);
    assertThatNumberOfParametersIs(gc, 0);
    BasicBlock prologue = gc.getPrologue();
    assertThatPrologueBlockIsSetupCorrectly(gc, inlineSequence, prologue);
    assertThatFirstInstructionInPrologueIsPrologue(inlineSequence, prologue);
    assertThatBlockOnlyHasOneRealInstruction(prologue);
    BasicBlock epilogue = gc.getEpilogue();
    assertThatEpilogueBlockIsSetupCorrectly(gc, inlineSequence, epilogue);
    assertThatLastInstructionInEpilogueIsReturn(gc, epilogue);
    RegisterOperand returnValue = Return.getVal(epilogue.lastRealInstruction()).asRegister();
    assertThat(returnValue.getType(), is(TypeReference.Long));
    assertThatExitBlockIsSetCorrectly(gc);
    assertThatDataIsSavedCorrectly(nm, cm, io, gc);
    assertThat(gc.getResultReg().isLong(), is(true));
    assertThatGCHasNoExceptionHandlers(gc);
    assertThatRegisterPoolExists(gc);
    assertThatChecksWontBeSkipped(gc);
}

Example 9 with NormalMethod

use of org.jikesrvm.classloader.NormalMethod in project JikesRVM by JikesRVM.

the class GenerationContextTest method specializedParametersAreNotSanityChecked.

@Test
public void specializedParametersAreNotSanityChecked() throws Exception {
    Class<?>[] argumentTypes = { Object.class };
    TypeReference[] specializedArgumentTypes = {};
    NormalMethod nm = getNormalMethodForTest("emptyStaticMethodWithObjectParam", argumentTypes);
    CompiledMethod cm = new OptCompiledMethod(-1, nm);
    OptOptions opts = new OptOptions();
    InlineOracle io = new DefaultInlineOracle();
    GenerationContext gc = new GenerationContext(nm, specializedArgumentTypes, cm, opts, io);
    assertThatNumberOfParametersIs(gc, 0);
}

Example 10 with NormalMethod

use of org.jikesrvm.classloader.NormalMethod in project JikesRVM by JikesRVM.

the class GenerationContextTest method methodIsSelectedForDebuggingWithMethodToPrintReturnsTrueIfOutermostParentMatches.

@Test
public void methodIsSelectedForDebuggingWithMethodToPrintReturnsTrueIfOutermostParentMatches() throws Exception {
    String methodName = "emptyStaticMethodWithoutAnnotations";
    NormalMethod nm = getNormalMethodForTest(methodName);
    CompiledMethod cm = new OptCompiledMethod(-1, nm);
    OptOptions opts = buildOptionsWithMethodToPrintOptionSet(methodName);
    InlineOracle io = new DefaultInlineOracle();
    GenerationContext gc = new GenerationContext(nm, null, cm, opts, io);
    ExceptionHandlerBasicBlockBag ebag = getMockEbag();
    NormalMethod callee = getNormalMethodForTest("emptyStaticMethodWithNoCheckStoreAnnotation");
    Instruction noCheckStoreInstr = buildCallInstructionForStaticMethodWithoutReturn(callee, nm);
    GenerationContext nextInnerContext = gc.createChildContext(ebag, callee, noCheckStoreInstr);
    NormalMethod nextInnerCallee = getNormalMethodForTest("emptyStaticMethodWithNoNullCheckAnnotation");
    Instruction noNullCheckInstr = buildCallInstructionForStaticMethodWithoutReturn(callee, nextInnerCallee);
    GenerationContext innermostContext = nextInnerContext.createChildContext(ebag, nextInnerCallee, noNullCheckInstr);
    assertThat(innermostContext.methodIsSelectedForDebuggingWithMethodToPrint(), is(true));
}