Examples with DebugStackFrame com.oracle.truffle.api.debug.DebugStackFrame used on opensource projects

Example 16 with DebugStackFrame

use of com.oracle.truffle.api.debug.DebugStackFrame in project graal by oracle.

the class SLDebugTest method testSourceLocation.

@Test
public void testSourceLocation() {
    final Source varsSource = slCode("function main() {\n" + "  a = doNull();\n" + "  c = 10;\n" + "  d = \"str\";\n" + "  e = new();\n" + "  f = doNull;\n" + "  return;\n" + "}\n" + "function doNull() {}\n");
    try (DebuggerSession session = startSession()) {
        session.install(Breakpoint.newBuilder(getSourceImpl(varsSource)).lineIs(7).build());
        startEval(varsSource);
        expectSuspended((SuspendedEvent event) -> {
            DebugStackFrame frame = event.getTopStackFrame();
            DebugScope scope = frame.getScope();
            DebugValue v = scope.getDeclaredValue("a");
            assertNull(v.getSourceLocation());
            v = scope.getDeclaredValue("c");
            assertNull(v.getSourceLocation());
            v = scope.getDeclaredValue("d");
            assertNull(v.getSourceLocation());
            v = scope.getDeclaredValue("e");
            assertNull(v.getSourceLocation());
            v = scope.getDeclaredValue("f");
            SourceSection sourceLocation = v.getSourceLocation();
            Assert.assertNotNull(sourceLocation);
            assertEquals(9, sourceLocation.getStartLine());
            assertEquals(9, sourceLocation.getEndLine());
            assertEquals("doNull() {}", sourceLocation.getCharacters());
        });
        expectDone();
    }
}

Example 17 with DebugStackFrame

use of com.oracle.truffle.api.debug.DebugStackFrame in project graal by oracle.

the class SLDebugTest method testStackInterop.

@Test
public void testStackInterop() {
    final Source stackSource = slCode("function fac(n, multiply) {\n" + "  if (n <= 1) {\n" + "    debugger;\n" + "    return 1;\n" + "  }\n" + "  return multiply.multiply(n, fac, n - 1);\n" + "}\n");
    Context context = Context.create("sl");
    context.eval(stackSource);
    Value fac = context.getBindings("sl").getMember("fac");
    Object multiply = new Multiply();
    Debugger debugger = context.getEngine().getInstruments().get("debugger").lookup(Debugger.class);
    boolean[] done = new boolean[1];
    try (DebuggerSession session = debugger.startSession((event) -> {
        Iterator<DebugStackFrame> sfIt = event.getStackFrames().iterator();
        assertTrue(sfIt.hasNext());
        DebugStackFrame dsf = sfIt.next();
        assertEquals("fac", dsf.getName());
        assertEquals(3, dsf.getSourceSection().getStartLine());
        assertFalse(dsf.isInternal());
        int numStacksAt6 = 10 - 1;
        int numInteropStacks = 0;
        for (int i = 0; i < numStacksAt6; ) {
            assertTrue(sfIt.hasNext());
            dsf = sfIt.next();
            boolean inFac = dsf.getName() != null && !dsf.isInternal();
            if (inFac) {
                // Frame in fac function
                assertEquals("fac", dsf.getName());
                assertEquals(6, dsf.getSourceSection().getStartLine());
                assertFalse(dsf.isInternal());
                i++;
            } else {
                // Frame in an interop method, internal
                assertNull(dsf.getSourceSection());
                assertTrue(dsf.isInternal());
                numInteropStacks++;
            }
        }
        // There were at least as many interop internal frames as frames in fac function:
        assertTrue("numInteropStacks = " + numInteropStacks, numInteropStacks >= numStacksAt6);
        // Some more internal frames remain
        while (sfIt.hasNext()) {
            dsf = sfIt.next();
            assertNull(dsf.getSourceSection());
            assertTrue(dsf.isInternal());
        }
        done[0] = true;
    })) {
        Assert.assertNotNull(session);
        Value ret = fac.execute(10, multiply);
        assertNumber(ret.asLong(), 3628800L);
    }
    assertTrue(done[0]);
}

Example 18 with DebugStackFrame

use of com.oracle.truffle.api.debug.DebugStackFrame in project graal by oracle.

the class SLDebugTest method testValuesScope.

@Test
public void testValuesScope() throws Throwable {
    final Source varsSource = slCode("function main() {\n" + "  a = 1;\n" + "  if (a > 0) {\n" + "    b = 10;\n" + "    println(b);\n" + "  }\n" + "  println(b);\n" + "  println(a);\n" + "  println(\"END.\");\n" + "}");
    try (DebuggerSession session = startSession()) {
        session.suspendNextExecution();
        startEval(varsSource);
        expectSuspended((SuspendedEvent event) -> {
            DebugStackFrame frame = event.getTopStackFrame();
            // No variables first:
            assertFalse(frame.getScope().getDeclaredValues().iterator().hasNext());
            event.prepareStepOver(1);
        });
        expectSuspended((SuspendedEvent event) -> {
            DebugStackFrame frame = event.getTopStackFrame();
            // "a" only:
            DebugScope scope = frame.getScope();
            Iterator<DebugValue> varIt = scope.getDeclaredValues().iterator();
            assertTrue(varIt.hasNext());
            DebugValue a = varIt.next();
            assertEquals("a", a.getName());
            assertEquals(scope, a.getScope());
            assertFalse(varIt.hasNext());
            event.prepareStepOver(1);
        });
        expectSuspended((SuspendedEvent event) -> {
            DebugStackFrame frame = event.getTopStackFrame();
            // "a" only:
            DebugScope scope = frame.getScope();
            Iterator<DebugValue> varIt = scope.getParent().getDeclaredValues().iterator();
            assertTrue(varIt.hasNext());
            DebugValue a = varIt.next();
            assertEquals("a", a.getName());
            assertEquals(scope.getParent(), a.getScope());
            assertFalse(varIt.hasNext());
            event.prepareStepOver(1);
        });
        expectSuspended((SuspendedEvent event) -> {
            DebugStackFrame frame = event.getTopStackFrame();
            // "a" and "b":
            DebugScope scope = frame.getScope();
            Iterator<DebugValue> varIt = scope.getDeclaredValues().iterator();
            assertTrue(varIt.hasNext());
            DebugValue b = varIt.next();
            assertEquals("b", b.getName());
            assertEquals(scope, b.getScope());
            // "a" is in the parent:
            assertFalse(varIt.hasNext());
            varIt = scope.getParent().getDeclaredValues().iterator();
            assertTrue(varIt.hasNext());
            DebugValue a = varIt.next();
            assertEquals("a", a.getName());
            assertEquals(scope.getParent(), a.getScope());
            assertFalse(varIt.hasNext());
            event.prepareStepOver(1);
        });
        expectSuspended((SuspendedEvent event) -> {
            DebugStackFrame frame = event.getTopStackFrame();
            // "a" only again:
            DebugScope scope = frame.getScope();
            Iterator<DebugValue> varIt = scope.getDeclaredValues().iterator();
            assertTrue(varIt.hasNext());
            DebugValue a = varIt.next();
            assertEquals("a", a.getName());
            assertEquals(scope, a.getScope());
            assertFalse(varIt.hasNext());
            event.prepareContinue();
        });
        expectDone();
    }
}

Example 19 with DebugStackFrame

use of com.oracle.truffle.api.debug.DebugStackFrame in project graal by oracle.

the class SLDebugTest method testArgumentsAndValues.

@Test
public void testArgumentsAndValues() throws Throwable {
    // Test that after a re-enter, arguments are kept and variables are cleared.
    final Source source = slCode("function main() {\n" + "  i = 10;\n" + "  return fnc(i = i + 1, 20);\n" + "}\n" + "function fnc(n, m) {\n" + "  x = n + m;\n" + "  n = m - n;\n" + "  m = m / 2;\n" + "  x = x + n * m;\n" + "  return x;\n" + "}\n");
    try (DebuggerSession session = startSession()) {
        session.install(Breakpoint.newBuilder(getSourceImpl(source)).lineIs(6).build());
        startEval(source);
        expectSuspended((SuspendedEvent event) -> {
            DebugStackFrame frame = event.getTopStackFrame();
            assertEquals(6, frame.getSourceSection().getStartLine());
            checkArgs(frame, "n", "11", "m", "20");
            checkStack(frame, "fnc", "n", "11", "m", "20");
            event.prepareStepOver(4);
        });
        expectSuspended((SuspendedEvent event) -> {
            DebugStackFrame frame = event.getTopStackFrame();
            assertEquals(10, frame.getSourceSection().getStartLine());
            checkArgs(frame, "n", "11", "m", "20");
            checkStack(frame, "fnc", "n", "9", "m", "10", "x", "121");
            event.prepareUnwindFrame(frame);
        });
        expectSuspended((SuspendedEvent event) -> {
            DebugStackFrame frame = event.getTopStackFrame();
            assertEquals(3, frame.getSourceSection().getStartLine());
            checkArgs(frame);
            checkStack(frame, "main", "i", "11");
        });
        expectSuspended((SuspendedEvent event) -> {
            DebugStackFrame frame = event.getTopStackFrame();
            assertEquals(6, frame.getSourceSection().getStartLine());
            checkArgs(frame, "n", "11", "m", "20");
            checkStack(frame, "fnc", "n", "11", "m", "20");
        });
        assertEquals("121", expectDone());
    }
}

Example 20 with DebugStackFrame

use of com.oracle.truffle.api.debug.DebugStackFrame in project graal by oracle.

the class DebugALot method logFrames.

private void logFrames(Iterable<DebugStackFrame> stackFrames) {
    logger.print("Stack: ");
    List<DebugStackFrame> frames = new ArrayList<>();
    for (DebugStackFrame frame : stackFrames) {
        frames.add(frame);
    }
    logger.print(frames.size());
    logger.println((frames.size() == 1) ? " frame" : " frames");
    for (int i = 0; i < frames.size(); i++) {
        logger.print(i + 1);
        logger.print(". ");
        int offset = Integer.toString(i + 1).length() + 2;
        String framePrefix = getPrefix(offset);
        logFrame(framePrefix, frames.get(i));
    }
}