Martin Kustermann
35b17f3730
Previously there were places in the code where an API accepted a `bool validate_frames` and call sites passed an enum value (which implicitly got converted to a bool). By changing the APIs to require an enum, the compiler will tell us if a caller doesn't pass one. Change-Id: I29fcd0b018e6cdd7e00b5bb03e83b9636d1345d4 Reviewed-on: https://dart-review.googlesource.com/57823 Commit-Queue: Martin Kustermann <kustermann@google.com> Reviewed-by: Régis Crelier <regis@google.com>
77 lines
2.4 KiB
C++
77 lines
2.4 KiB
C++
// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "lib/stacktrace.h"
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#include "vm/object.h"
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#include "vm/stack_frame.h"
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namespace dart {
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#if !defined(PRODUCT)
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DART_EXPORT
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void _printRawObject(RawObject* object) {
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OS::PrintErr("%s\n", Object::Handle(object).ToCString());
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}
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DART_EXPORT
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Object* _handle(RawObject* object) {
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return &Object::Handle(object);
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}
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// An utility method for convenient printing of dart stack traces when
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// inside 'gdb'. Note: This function will only work when there is a
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// valid exit frame information. It will not work when a breakpoint is
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// set in dart code and control is got inside 'gdb' without going through
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// the runtime or native transition stub.
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DART_EXPORT
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void _printDartStackTrace() {
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const StackTrace& stacktrace = GetCurrentStackTrace(0);
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OS::PrintErr("=== Current Trace:\n%s===\n", stacktrace.ToCString());
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}
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// Like _printDartStackTrace, but works in a NoSafepointScope. Use it if you're
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// in the middle of a GC or interested in stub frames.
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DART_EXPORT
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void _printStackTrace() {
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StackFrameIterator frames(ValidationPolicy::kDontValidateFrames,
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Thread::Current(),
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StackFrameIterator::kNoCrossThreadIteration);
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StackFrame* frame = frames.NextFrame();
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while (frame != NULL) {
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OS::PrintErr("%s\n", frame->ToCString());
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frame = frames.NextFrame();
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}
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}
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class PrintObjectPointersVisitor : public ObjectPointerVisitor {
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public:
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PrintObjectPointersVisitor() : ObjectPointerVisitor(Isolate::Current()) {}
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void VisitPointers(RawObject** first, RawObject** last) {
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for (RawObject** p = first; p <= last; p++) {
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Object& obj = Object::Handle(*p);
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OS::PrintErr("%p: %s\n", p, obj.ToCString());
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}
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}
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};
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DART_EXPORT
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void _printStackTraceWithLocals() {
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PrintObjectPointersVisitor visitor;
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StackFrameIterator frames(ValidationPolicy::kDontValidateFrames,
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Thread::Current(),
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StackFrameIterator::kNoCrossThreadIteration);
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StackFrame* frame = frames.NextFrame();
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while (frame != NULL) {
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OS::PrintErr("%s\n", frame->ToCString());
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frame->VisitObjectPointers(&visitor);
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frame = frames.NextFrame();
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}
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}
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#endif // !PRODUCT
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} // namespace dart
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