Commit Graph

192 Commits

Author SHA1 Message Date
Jonas Devlieghere 0fbbf3a98c [lldb] Unify sleep and time outs in GDB remote testcases
Reduce sleep and time outs in GDB remote testcases to one default value
for each. Stop passing these values around and always use the default
instead.

Differential revision: https://reviews.llvm.org/D83904
2020-07-17 11:03:16 -07:00
Jonas Devlieghere 8b85f68ee2 [lldb/Test] Remove custom tearDownHooks from GDB Remote tests
Remove custom tearDownHooks from GDB Remote tests as we now cleanup
subprocesses unconditionally. This also changes the termination order to
be the reverse of the creation order. I don't think anything is relying
on that right now, but it better fits the setup/teardown paradigm.
2020-07-15 13:18:06 -07:00
Tatyana Krasnukha ccf1c30cde [lldb][testsuite] Add lldb-server category 2020-03-26 15:05:30 +03:00
Muhammad Omair Javaid af64b31959 Add target.xml support for qXfer request.
Summary:
Requesting registers one by one takes a while in our project.
We want to get rid of it by using target.xml.

Reviewers: jarin, labath, omjavaid

Reviewed By: labath, omjavaid

Subscribers: omjavaid, lldb-commits

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D74217
2020-02-20 23:03:54 +05:00
Muhammad Omair Javaid fdc122e4ed Revert "[lldb/lldb-server] Add target.xml support for qXfer request."
This patch cause floating point registers to fail on LLDB aarch64-linux
buildbot.

http://lab.llvm.org:8011/builders/lldb-aarch64-ubuntu/builds/1713

This reverts commit aedc196101.
2020-02-18 10:16:52 +05:00
Levon Ter-Grigoryan aedc196101 [lldb/lldb-server] Add target.xml support for qXfer request.
Summary:
Synthesize target.xml in lldb-server to avoid a long chain of
qRegisterInfo packets, which can be slow over low-latency links.

Reviewers: jarin, labath

Reviewed By: labath

Subscribers: lldb-commits

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D74217
2020-02-17 12:05:28 +01:00
Jordan Rupprecht 99451b4453 [lldb][test] Remove symlink for API tests.
Summary: Moves lldbsuite tests to lldb/test/API.

This is a largely mechanical change, moved with the following steps:

```
rm lldb/test/API/testcases
mkdir -p lldb/test/API/{test_runner/test,tools/lldb-{server,vscode}}
mv lldb/packages/Python/lldbsuite/test/test_runner/test lldb/test/API/test_runner
for d in $(find lldb/packages/Python/lldbsuite/test/* -maxdepth 0 -type d | egrep -v "make|plugins|test_runner|tools"); do mv $d lldb/test/API; done
for d in $(find lldb/packages/Python/lldbsuite/test/tools/lldb-vscode -maxdepth 1 -mindepth 1 | grep -v ".py"); do mv $d lldb/test/API/tools/lldb-vscode; done
for d in $(find lldb/packages/Python/lldbsuite/test/tools/lldb-server -maxdepth 1 -mindepth 1 | egrep -v "gdbremote_testcase.py|lldbgdbserverutils.py|socket_packet_pump.py"); do mv $d lldb/test/API/tools/lldb-server; done
```

lldb/packages/Python/lldbsuite/__init__.py and lldb/test/API/lit.cfg.py were also updated with the new directory structure.

Reviewers: labath, JDevlieghere

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D71151
2020-02-11 10:03:53 -08:00
Jan Kratochvil 420a518068 [lldb] [testsuite] TestGdbRemoteLibrariesSvr4Support: Fix symlinked builddir
When I have symlinked builddir on Fedora 31 x86_64 I get:

	FAIL: test_libraries_svr4_libs_present (TestGdbRemoteLibrariesSvr4Support.TestGdbRemoteLibrariesSvr4Support)
	----------------------------------------------------------------------
	...
	  File "lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/TestGdbRemoteLibrariesSvr4Support.py", line 106, in
	libraries_svr4_libs_present
	    self.assertIn(self.getBuildDir() + "/" + lib, libraries_svr4_names)
	AssertionError:
	'/home/jkratoch/redhat/llvm-monorepo-clangassertsymlink/lldb-test-build.noindex/tools/lldb-server/libraries-svr4/TestGdbRemoteLibrariesSvr4Support.test_libraries_svr4_libs_present/libsvr4lib_a.so' not found in ['/home/jkratoch/redhat/llvm-monorepo/lldb/packages/Python/lldbsuite/test/tools/lldb-server/libraries-svr4/linux-vdso.so.1', '/quad/home/jkratoch/redhat/llvm-monorepo-clangassertsymlink/lldb-test-build.noindex/tools/lldb-server/libraries-svr4/TestGdbRemoteLibrariesSvr4Support.test_libraries_svr4_libs_present/libsvr4lib_a.so', '/quad/home/jkratoch/redhat/llvm-monorepo-clangassertsymlink/lldb-test-build.noindex/tools/lldb-server/libraries-svr4/TestGdbRemoteLibrariesSvr4Support.test_libraries_svr4_libs_present/libsvr4lib_b".so', '/usr/lib64/libdl-2.30.so', '/usr/lib64/libstdc++.so.6.0.27', '/usr/lib64/libm-2.30.so', '/usr/lib64/libgcc_s-9-20190827.so.1', '/usr/lib64/libc-2.30.so', '/usr/lib64/ld-2.30.so']
	Config=x86_64-/quad/home/jkratoch/redhat/llvm-monorepo-clangassertsymlink/bin/clang-11
	----------------------------------------------------------------------

Differential Revision: https://reviews.llvm.org/D74295
2020-02-09 14:49:38 +01:00
Raphael Isemann a52a11139c [lldb][NFC] Remove 'from __future__ import print_function' from all tests that don't actually call 'print()'
Summary:
A lot of tests do this trick but the vast majority of them don't even call `print()`.

Most of this patch was generated by a script that just looks at all the files and deletes the line if there is no `print (` or `print(` anywhere else in the file.
I checked the remaining tests manually and deleted the import if we never call print (but instead do stuff like `expr print(...)` and similar false-positives).
I also corrected the additional empty lines after the import in the files that I manually edited.

Reviewers: JDevlieghere, labath, jfb

Reviewed By: labath

Subscribers: dexonsmith, wuzish, nemanjai, kbarton, christof, arphaman, abidh, lldb-commits

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D71452
2019-12-13 12:23:04 +01:00
Muhammad Omair Javaid 0964733bae [lldb] Remove Xfail decorators from steadily passing tests
This patch removes xfail decorator from some lldb testcases which are
passing steadily now for past few week/months on aarch64/linux buildbot.
2019-12-09 19:08:59 +05:00
Michał Górny 3cd9a8b7dc [lldb] [test] Un-XFAIL lldb-server tests fixed on NetBSD 2019-11-26 16:46:21 +01:00
Michał Górny 8d9400b65b [lldb] [Process/NetBSD] Improve threading support
Implement major improvements to multithreaded program support.  Notably,
support tracking new and exited threads, associate signals and events
with correct threads and support controlling individual threads when
resuming.

Firstly, use PT_SET_EVENT_MASK to enable reporting of created and exited
threads via SIGTRAP.  Handle TRAP_LWP events to keep track
of the currently running threads.

Secondly, update the signal (both generic and SIGTRAP) handling code
to account for per-thread signals correctly.  Signals delivered
to the whole process are reported on all threads, while per-thread
signals and events are reported only to the specific thread.
The remaining threads are marked as 'stopped with no reason'.  Note that
NetBSD always stops all threads on debugger events.

Thirdly, implement the ability to set every thread as running, stopped
or single-stepping separately while continuing the process.  This also
provides the ability to send a signal to the whole process or to one
of its thread while resuming.

Differential Revision: https://reviews.llvm.org/D70022
2019-11-25 20:11:58 +01:00
Michał Górny 923afb4a61 [lldb] [test] Un-XFAIL one lldb-server test on NetBSD 2019-11-20 21:16:34 +01:00
Michał Górny 0854867798 [lldb] [test] XFAIL more lldb-server tests on NetBSD 2019-11-18 22:36:04 +01:00
Michał Górny 23a766dcad [lldb] [Process/NetBSD] Implement thread name getting
Implement thread name getting sysctl() on NetBSD.  Also fix
the incorrect type in pthread_setname_np() in the relevant test.

Differential Revision: https://reviews.llvm.org/D70363
2019-11-18 11:21:17 +01:00
Michał Górny e8924d6403 [lldb] [test] Enable lldb-server tests on NetBSD, and set XFAILs
Differential Revision: https://reviews.llvm.org/D70335
2019-11-18 11:21:16 +01:00
Adrian Prantl ed870cce67 Found more timeouts to unify.
llvm-svn: 375454
2019-10-21 20:50:45 +00:00
Adrian Prantl 5827a82a58 Unify timeouts in gdbserver tests and ensure they are larger if ASAN is enabled.
llvm-svn: 375431
2019-10-21 17:19:42 +00:00
Adrian Prantl d06a2f3ad6 Fix an inverted condition in test.
llvm-svn: 375127
2019-10-17 15:41:17 +00:00
Adrian Prantl b459be1025 Increase gdbremote_testcase timeouts when running under ASAN.
llvm-svn: 374906
2019-10-15 15:46:17 +00:00
Frederic Riss 868b47fcbe Skip Apple simulator test for all remote testing scenarios.
The test makes no sense to run remotely, period. The architecture of
the target is not the discriminant here.

llvm-svn: 374217
2019-10-09 20:39:04 +00:00
Frederic Riss 3fb4e49a68 [Testsuite] Get rid of most of the recursive shared library Makefiles
Most of the secondary Makefiles we have are just a couple variable
definitions and then an include of Makefile.rules. This patch removes
most of the secondary Makefiles and replaces them with a direct
invocation of Makefile.rules in the main Makefile. The specificities
of each sub-build are listed right there on the recursive $(MAKE)
call. All the variables that matter are being passed automagically by
make as they have been passed on the command line. The only things you
need to specify are the variables customizating the Makefile.rules
logic for each image.

This patch also removes most of the clean logic from those Makefiles
and from Makefile.rules. The clean rule is not required anymore now
that we run the testsuite in a separate build directory that is wiped
with each run. The patch leaves a very crude version of clean in
Makefile.rules which removes everything inside of $(BUILDDIR). It does
this only when the $(BUILDDIR) looks like a sub-directory of our
standard testsuite build directory to be extra safe.

Reviewers: aprantl, labath

Subscribers: lldb-commits

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D68558

llvm-svn: 374076
2019-10-08 16:23:28 +00:00
Jan Kratochvil dce7edf7e6 Revert: [lldb] [testsuite] Remove redundant MAKE_DSYM := NO
Revert: llvm-svn: 373061

It broke OSX testsuite:
	https://reviews.llvm.org/D67589#1686150
	lldb/packages/Python/lldbsuite/test/macosx/function-starts/TestFunctionStarts.py

llvm-svn: 373110
2019-09-27 18:52:34 +00:00
Jan Kratochvil 32a4b27aa3 [lldb] [testsuite] Remove redundant MAKE_DSYM := NO
According to a comment by Pavel Labath:
	https://reviews.llvm.org/D67589#inline-612375

llvm-svn: 373061
2019-09-27 09:59:53 +00:00
Adrian Prantl 5c4c9e6172 Canonicalize variable usage in testsuite Makefiles
This test streamlines our use of variables that are expected by
Makefile.rules throughout the test suite. Mostly it replaced
potentially dangerous overrides and updates of variables like CFLAGS
with safe assignments to variables reserved for this purpose like
CFLAGS_EXTRAS.

Differential Revision: https://reviews.llvm.org/D67984

llvm-svn: 372795
2019-09-25 00:36:00 +00:00
Adrian Prantl 2461061168 Upstream macCatalyst support in debugserver and the macOS dynamic loader
plugin.

Unfortunately the test is currently XFAILed because of missing changes
to the clang driver.

Differential Revision: https://reviews.llvm.org/D67124

llvm-svn: 370931
2019-09-04 17:23:15 +00:00
Pavel Labath 418a272f4a [dotest] Avoid the need for LEVEL= makefile boilerplate
Summary:
Instead of each test case knowing its depth relative to the test root,
we can just have dotest add the folder containing Makefile.rules to the
include path.

This was motivated by r370616, though I have been wanting to do this
ever since we moved to building tests out-of-tree.

The only manually modified files in this patch are lldbinline.py and
plugins/builder_base.py. The rest of the patch has been produced by this
shell command:
  find . \( -name Makefile -o -name '*.mk' \)  -exec sed --in-place -e '/LEVEL *:\?=/d' -e '1,2{/^$/d}' -e 's,\$(LEVEL)/,,' {} +

Reviewers: teemperor, aprantl, espindola, jfb

Subscribers: emaste, javed.absar, arichardson, christof, arphaman, lldb-commits

Differential Revision: https://reviews.llvm.org/D67083

llvm-svn: 370845
2019-09-04 07:46:25 +00:00
Frederic Riss f88dfd8309 TestAppleSimulatorOSType: Pass the --standalone argument to simctl
It looks like running without this argument was supported
for legacy reasons, but a Xcode 11 beta made the argument
mandatory for our usecase.

llvm-svn: 369709
2019-08-22 21:44:10 +00:00
Jason Molenda 1ecc507e2a Update a few tests that may change the platform to save & restore
the platform in the setUp/tearDown methods.  I want to migrate the
re-instatement of the correct plaform to the setUp base method but
haven't had time to look at that yet, so I want to land this handful
of fixes until I get to it.

Differential revision: https://reviews.llvm.org/D66331

llvm-svn: 369484
2019-08-21 00:27:30 +00:00
Aaron Smith 2a39024ac8 Update Python tests for lldb-server on Windows
Summary: Thanks to Hui Huang and reviewers for all the help with this patch!

Reviewers: labath, jfb, clayborg

Reviewed By: labath

Subscribers: Hui, clayborg, dexonsmith, lldb-commits

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D61687

llvm-svn: 368776
2019-08-14 00:14:15 +00:00
Aaron Smith 5146a9ea5d Initial support for native debugging of x86/x64 Windows processes
Summary: Thanks to Hui Huang and the reviewers for all the help with this patch.

Reviewers: labath, Hui, jfb, clayborg, amccarth

Reviewed By: labath

Subscribers: amccarth, compnerd, dexonsmith, mgorny, jfb, teemperor, lldb-commits

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D63165

llvm-svn: 368759
2019-08-13 22:18:01 +00:00
Raphael Isemann 9eedbc4f26 [lldb][NFC] Remove unused imports in python tests
llvm-svn: 367663
2019-08-02 08:06:22 +00:00
Alex Langford 45a3fd206f [lldb][test_suite] Update tests with unexpected pass on Android aarch64
Summary: update some test decorates that can actually pass on andriod aarch64

Patch by Wanyi Ye <kusmour@gmail.com>

Differential Revision: https://reviews.llvm.org/D64767

llvm-svn: 366858
2019-07-23 22:12:16 +00:00
Antonio Afonso 05e32bad13 Revert "Revert "Implement xfer:libraries-svr4:read packet""
This reverts commit 08c38f77c5.

llvm-svn: 366847
2019-07-23 20:40:30 +00:00
Antonio Afonso a61c247ce1 Restore tests for lldb-server and lldb-vscode removed at rL366590
Summary: This was removed here rL366590 by accident.

Reviewers: xiaobai, jfb

Reviewed By: xiaobai

Subscribers: dexonsmith, srhines, krytarowski, jfb, lldb-commits

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D65123

llvm-svn: 366766
2019-07-22 23:35:05 +00:00
Raphael Isemann b45853f173 [lldb][NFC] Cleanup mentions and code related to lldb-mi
Summary: lldb-mi has been removed, but there are still a bunch of references in the code base. This patch removes all of them.

Reviewers: JDevlieghere, jfb

Reviewed By: JDevlieghere

Subscribers: dexonsmith, ki.stfu, mgorny, abidh, jfb, lldb-commits

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D64992

llvm-svn: 366590
2019-07-19 15:55:23 +00:00
Pavel Labath 08c38f77c5 Revert "Implement xfer:libraries-svr4:read packet"
D62502, together with D62503 have broken the builds which have XML
support enabled. Reverting D62503 (r364355) fixed that, but has broken
has left some of the tests introduced by D62502 broken more or less
nondeternimistically (it depended on whether the system happens to place
the library list near unreadable pages of memory). I attempted to make a
partial fix for this in r364748, but Jan Kratochvil pointed out that
this reintroduces the problem which reverting D62503 was trying to
solve.

So instead, I back out the whole thing so we can get back to a clean
slate that works for everyone. We can figure out a way forward from
there.

This reverts r364748, r363772 and r363707.

llvm-svn: 364751
2019-07-01 12:41:20 +00:00
Pavel Labath 80b6b705f8 Stabilize TestGdbRemoteLibrariesSvr4Support
on some systems this test fails because the two methods it uses to
cross-reference the data don't match in the case of the vdso module. The
"read from /proc/%pid/maps" method returns "[vdso]", while the method
which reads it from the linker rendezvous structures returns
"linux-vdso.so.1". Neither of the two names match any actual file.

This restricts the test to only consider the libraries that we ourselves
have added to the test, minimizing the impact of system dependencies
that we cannot control.

llvm-svn: 363772
2019-06-19 08:41:13 +00:00
Antonio Afonso fda83c9b0b Implement xfer:libraries-svr4:read packet
Summary:
This is the fourth patch to improve module loading in a series that started here (where I explain the motivation and solution): D62499

Implement the `xfer:libraries-svr4` packet by adding a new function that generates the list and then in Handle_xfer I generate the XML for it. The XML is really simple so I'm just using string concatenation because I believe it's more readable than having to deal with a DOM api.

Reviewers: clayborg, xiaobai, labath

Reviewed By: labath

Subscribers: emaste, mgorny, srhines, krytarowski, lldb-commits

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D62502

llvm-svn: 363707
2019-06-18 17:51:56 +00:00
Pavel Labath f04b3635c4 [lldb-server] Support 'g' packets
Differential Revision: https://reviews.llvm.org/D62221
Patch by Guilherme Andrade <guiandrade@google.com>.

llvm-svn: 362063
2019-05-30 07:25:22 +00:00
Aaron Smith 4b0931bc17 [lldb-server] Update tests to use std::thread/mutex for all platforms
Summary:
Some cleanup suggested when bringing up lldb-server on Windows. 
Thanks to Hui Huang for the patch.

Reviewers: zturner, labath, jfb, Hui

Reviewed By: labath

Subscribers: clayborg, dexonsmith, lldb-commits

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D60496

llvm-svn: 358265
2019-04-12 07:48:49 +00:00
Pavel Labath 155bc16e7f Simplify TestGdbRemoteRegisterState
While reviewing D56233 it became clear to me that this test can be
simplified. There's no need for a start-stop cycle in the inferior -- we
can start fiddling with its registers as soon as it is launched.

llvm-svn: 357451
2019-04-02 07:47:38 +00:00
Frederic Riss c525b36b43 Fix TestAppleSimulatorOSType.py with Xcode 10.2
It looks like the simctl tool shipped in Xcode10.2 changed the format of
its json output.

llvm-svn: 355644
2019-03-07 22:12:03 +00:00
Pavel Labath 0af864b4b2 Fix lldb-server test suite for python3
Summary:
This patch finishes the python3-ification of the lldb-server test suite.
It reverts the partial attempt in r352709 to encode/decode the string
via utf8 before writing to the socket. This wasn't enough because the
gdb-remote protocol can sometimes (but not very often) carry binary
data, and the utf8 codec chokes on that. Instead I add utility functions
to the "seven" module for performing "identity" transformations on the
byte data. This basically drills back the hole in the python type system
that the string/bytes distinction was supposed to plug. That is not
ideal, but was the best solution of the alternatives I could come up
with. The options I considered were:
- make use of the type system to add type safety to the test suite: This
  required making a lot of changes to the test suite, since most of the
  strings would now become byte objects instead, and it was not even
  fully clear to me where to draw the line. One extreme solution would
  be to just use byte objects everywhere, as the protocol doesn't
  support non-ascii characters anyway. However, this appeared to be:
  a) weird, because most of the protocol actually deals with strings,
     but we would have to prefix everything with 'b'
  b) clunky, because the handling of the bytes objects is sufficiently
     different in PY2 and PY3 (e.g. b'a'[0] is a string in PY2, but an
     int in PY3).
- using the latin1 codec (which gives an identity transformation for the
  first 256 code points of unicode) instead of the custom
  bytes_to_string functions. This almost could work, but it was still
  slightly different between python 2 and 3, because in PY2 in would
  return a unicode object, which would then cause problems when
  combined with regular strings if it contained 8-bit chars.

With this in mind, I think the best solution for the time being is to
just coerce everything into the string type as early as possible, and
have things proceed indentically on both python versions. Once we stop
supporting python3, we can revisit the idea of using bytes objects more
prevasively.

Reviewers: davide, zturner, serge-sans-paille

Subscribers: lldb-commits

Differential Revision: https://reviews.llvm.org/D58177

llvm-svn: 354106
2019-02-15 07:47:06 +00:00
Pavel Labath 3f27395322 Revert "Fix one more string/bytes issue in lldb-server tests"
It looks like I was too hasty to submit the previous patch. It does fix
some tests on python3, but it also breaks one tests with python2.

This happens because the gdb-remote protocol can sometimes (but not very
often) contain binary data, and attempting to parse this as utf8
characters fails.

This reverts commit r353944.

llvm-svn: 353945
2019-02-13 13:06:37 +00:00
Pavel Labath 61a301e645 Fix one more string/bytes issue in lldb-server tests
This fixes about a dozen tests with python3.

llvm-svn: 353944
2019-02-13 12:54:59 +00:00
Davide Italiano 76046abbfa [Py3/TestAppleOSSimulator] Another byte<->str interoperability issue.
llvm-svn: 353226
2019-02-05 22:24:53 +00:00
Davide Italiano 46138cdb0d [testsuite] Fix TestAppleSimulator so that it works with Python 3.
llvm-svn: 352710
2019-01-31 01:17:47 +00:00
Davide Italiano 699bc17953 [Python] Fix gdb-remote and lldb-server utilities to work with Py3.
llvm-svn: 352709
2019-01-31 01:01:53 +00:00
Chandler Carruth 2946cd7010 Update the file headers across all of the LLVM projects in the monorepo
to reflect the new license.

We understand that people may be surprised that we're moving the header
entirely to discuss the new license. We checked this carefully with the
Foundation's lawyer and we believe this is the correct approach.

Essentially, all code in the project is now made available by the LLVM
project under our new license, so you will see that the license headers
include that license only. Some of our contributors have contributed
code under our old license, and accordingly, we have retained a copy of
our old license notice in the top-level files in each project and
repository.

llvm-svn: 351636
2019-01-19 08:50:56 +00:00
Jason Molenda f47c734e49 A few small updates to the testsuite for running against an iOS device.
Remove the expected-fails for 34538611; using an alternate platform
implementation handles these correctly.

llvm-svn: 349417
2018-12-17 23:33:40 +00:00
Frederic Riss f7c101b653 Make TestAppleSimulatorOSType.py more flexible
Different versions of Xcode have different outputs for the simctl command

llvm-svn: 347117
2018-11-17 00:40:31 +00:00
Jason Molenda 0128e7f540 Tiny testsuite tweaks. Don't run the apple simulator
tests when targetting a device.  Add an include to 
safe-to-call-func to work around a modules issue with
a certain combination of header files.  Add rules for
Darwin systems to ad-hoc codesign binaries that the
testsuite builds.

llvm-svn: 344635
2018-10-16 18:14:30 +00:00
Raphael Isemann 23d7a9ebbe Fix whitespace in the python test suite.
Summary:
The test suite has often unnecessary trailing whitespace, and sometimes
unnecessary trailing lines or a missing final new line. This patch just strips
trailing whitespace/lines and adds missing newlines at the end.

Subscribers: ki.stfu, JDevlieghere, christof, lldb-commits

Differential Revision: https://reviews.llvm.org/D49943

llvm-svn: 338171
2018-07-27 22:20:59 +00:00
Frederic Riss 60b94c296e [debugserver] Fix the G packet handling.
Of course r331004 needed a counterpart on the write side.

llvm-svn: 331073
2018-04-27 19:59:42 +00:00
Frederic Riss ffb8d8711c Mark test as @skipIfOutOfTreeDebugserver
This test will currently fail for people using the system debugserver.

llvm-svn: 331043
2018-04-27 15:30:09 +00:00
Frederic Riss 34ec0bfb5e [debugserver] Fix handling of the 'g' packet
LLDB doesn't use this packet so we never hit this, but it looks like
some other projects talk to debugserver and are hitting an assert
(https://github.com/derekparker/delve/issues/1015).

We had an off by 1 in the accounting of the FPU structure sizes.
I added a test that basically just check that 'g' doesn't return
an error (currently it assert in debug builds). I didn't make
it an lldb-server test because it looks like lldb-server doesn't
implement the g packet.

llvm-svn: 331004
2018-04-27 00:09:04 +00:00
Frederic Riss 05e8bc85e6 [debugserver] Return 'ios' instead of 'iphoneos' for the ostype.
When I merged the 2 codepaths that return an OS type, I hade
checked that the places accepting 'iphoneos' would also accept
'ios', but then I got it backwards and return 'iphoneos'.

We use this value to build triples, and there 'iphoneos' is
invalid.

This also makes the test slightly simpler.

llvm-svn: 330877
2018-04-25 22:12:12 +00:00
Davide Italiano fccc58a99d [lldb-server] Set a more generous timeout when testing gdbremote.
One of our downstream bot is struggling under load,  but this
value should be enough for everyone.

llvm-svn: 329426
2018-04-06 17:17:20 +00:00
Frederic Riss cd90f878d4 [debugserver] Fix LC_BUILD_VERSION load command handling.
Summary:
In one of the 2 places the LC_BUILD_VERSION load command is handled, there
is a bug preventing us from actually handling them (the address where to
read the load command was not updated). This patch factors reading the
deployment target load commands into a helper and adds testing for the 2
code paths calling the helper.

The testing is a little bit complicated because the only times those load
commands matter is when debugging a simulator process. I added a new
decorator to check that a specific SDK is available. The actual testing was
fairly easy once I knew how to run a simulated process.

Reviewers: jasonmolenda, labath

Subscribers: lldb-commits

Differential Revision: https://reviews.llvm.org/D45298

llvm-svn: 329374
2018-04-06 04:28:12 +00:00
Pavel Labath 5af3fb2b94 [LLDB][PPC64] Fix TestGdbRemoteAuxvSupport
Summary: PPC64's auxvec has a special key that must be ignored.

Reviewers: clayborg, labath

Reviewed By: clayborg, labath

Subscribers: alexandreyy, lbianc

Differential Revision: https://reviews.llvm.org/D43771
Patch by Leandro Lupori <leandro.lupori@gmail.com>.

llvm-svn: 328486
2018-03-26 12:00:52 +00:00
Pavel Labath b9923f049e [LLDB][PPC64] Fix single step and LldbGdbServer tests
Summary:
On PPC64, the tested functions were being entered through their local entry point, while the tests expected the program to stop at the function start address, that, for PPC64, corresponds to the global entry point.

To fix the issue, the test program was modified to call the functions to be tested through function pointers, which, on PPC64, force the calls through the global entry point, while not affecting the test on other platforms.

Reviewers: clayborg, labath

Reviewed By: labath

Subscribers: alexandreyy, lbianc

Differential Revision: https://reviews.llvm.org/D43768
Patch by Leandro Lupori <leandro.lupori@gmail.com>.

llvm-svn: 327013
2018-03-08 15:41:13 +00:00
Pavel Labath 5e5dd70674 [LLDB][PPC64] Fixed issues with expedited registers
Summary:
- reg_nums were missing the end marker entry
- marked FP test to be skipped for ppc64

Reviewers: labath, clayborg

Reviewed By: labath, clayborg

Subscribers: alexandreyy, lbianc, nemanjai, kbarton

Differential Revision: https://reviews.llvm.org/D43767
Patch by Leandro Lupori <leandro.lupori@gmail.com>

llvm-svn: 326775
2018-03-06 11:54:41 +00:00
Pavel Labath 2b2d728c7b Adapt some tests to work with PPC64le architecture
Summary: Merge branch 'master' into adaptPPC64tests

Reviewers: clayborg, alexandreyy, labath

Reviewed By: clayborg, alexandreyy

Subscribers: luporl, lbianc, alexandreyy, lldb-commits

Differential Revision: https://reviews.llvm.org/D42917
Patch by Ana Julia Caetano <ana.caetano@eldorado.org.br>.

llvm-svn: 326369
2018-02-28 20:57:26 +00:00
Pavel Labath b2f9bb9e54 Move TestGdbRemoteExitCode next to the other llgs tests
This test contained a copy of the inferior used by most of llgs test.
This was done to enable better paralelization, but now it's irrelevant.

llvm-svn: 326218
2018-02-27 18:07:53 +00:00
Pavel Labath f3a9ab07aa Fix a couple of more tests to not create files in the source tree
Summary:
These were not being flaky, but they're still making the tree dirty.

These tests were using lldbutil.append_to_process_working_directory to
derive the file path so I fix them by modifying the function to return
the build directory for local tests.

Technically, now the path returned by this function does not point to
the process working directory for local tests, but I think it makes
sense to keep the function name, as I think we should move towards
launching the process in the build directory (and I intend to change
this for the handful of inferiors that actually care about their PWD,
for example because they need to create files there).

Reviewers: davide, aprantl

Subscribers: lldb-commits

Differential Revision: https://reviews.llvm.org/D43506

llvm-svn: 325690
2018-02-21 15:33:53 +00:00
Pavel Labath 1c7211d754 Shorten socket names in TestPlatformProcessConnect
The test was generating long unix socket names, and the addition of a
new folder in the previous patch pushed it over the limit (although
linux has a fairly generous limit for path names, this does not apply to
unix sockets).

Modify the test to use a shorter name instead.

llvm-svn: 325340
2018-02-16 12:57:35 +00:00
Davide Italiano b0edeb90ab [test-suite] UNXfail several tests that now pass locally.
Another step towards enabling unexpected successes as failures
by default.

llvm-svn: 323707
2018-01-29 23:24:50 +00:00
Adrian Prantl 595048f3ec Wrap all references to build artifacts in the LLDB testsuite (NFC)
in TestBase::getBuildArtifact(). This NFC commit is in preparation for
https://reviews.llvm.org/D42281 (compile the LLDB tests out-of-tree).

Differential Revision: https://reviews.llvm.org/D42280

llvm-svn: 323007
2018-01-19 23:24:35 +00:00
Pavel Labath f877a0820c Use ipv4 localhost address in lldb-server tests
Since the ipv6 patch, we've experienced occasional flakyness in
lldb-server tests. This was due to the fact that lldb-server was trying
to listen on both v4 and v6 localhost sockets (and consider it a success
if at least one of them succeeded), while the test framework was only
trying to connect to the v4 one.

This change makes sure lldb-server only listens on the v4 socket.

llvm-svn: 316391
2017-10-23 23:15:37 +00:00
Jason Molenda 8652b249e6 Initial patchset to get the testsuite running against armv7 and arm64 iOS devices.
Normal customer devices won't be able to run these tests, we're hoping to get
a public facing bot set up at some point.  Both devices pass the testsuite without
any errors or failures.

I have seen some instability with the armv7 test runs, I may submit additional patches
to address this.  arm64 looks good.

I'll be watching the bots for the rest of today; if any problems are introduced by
this patch I'll revert it - if anyone sees a problem with their bot that I don't
see, please do the same.  I know it's a rather large patch.

One change I had to make specifically for iOS devices was that debugserver can't 
create files.  There were several tests that launch the inferior process redirecting
its output to a file, then they retrieve the file.  They were not trying to test
file redirection in these tests, so I rewrote those to write their output to a file
directly.

llvm-svn: 314132
2017-09-25 18:19:39 +00:00
Chris Bieneman 9568a5102e Revert "Initial patchset to get the testsuite running against armv7 and arm64 iOS devices. Normal customer devices won't be able to run these devices, we're hoping to get a public facing bot set up at some point. Both devices pass the testsuite without any errors or failures."
This patch has been causing LLDB test failures on ObjC tests. A test log
may still be available here:

http://lab.llvm.org:8080/green/view/LLDB/job/lldb/1650/

This reverts commit r314038.

llvm-svn: 314122
2017-09-25 17:31:40 +00:00
Jason Molenda 0187a8f6f9 Initial patchset to get the testsuite running against armv7 and arm64 iOS devices.
Normal customer devices won't be able to run these devices, we're hoping to get
a public facing bot set up at some point.  Both devices pass the testsuite without
any errors or failures.

I have seen some instability with the armv7 test runs, I may submit additional patches
to address this.  arm64 looks good.

I'll be watching the bots for the rest of today; if any problems are introduced by
this patch I'll revert it - if anyone sees a problem with their bot that I don't
see, please do the same.  I know it's a rather large patch.

One change I had to make specifically for iOS devices was that debugserver can't 
create files.  There were several tests that launch the inferior process redirecting
its output to a file, then they retrieve the file.  They were not trying to test
file redirection in these tests, so I rewrote those to write their output to a file
directly.

llvm-svn: 314038
2017-09-22 22:34:53 +00:00
Jason Molenda 2d5d71c061 Revert this patch; I was emailing with Eugene and they have some other changes going
in today and don't want the two changes to confuse the situation with the build bots.
I'll commit tomorrow once they're known good.

llvm-svn: 313934
2017-09-21 23:02:56 +00:00
Jason Molenda 182a8083c1 Initial patchset to get the testsuite running against armv7 and arm64 iOS devices.
Normal customer devices won't be able to run these devices, we're hoping to get
a public facing bot set up at some point.

There will be some smaller follow-on patches.  The changes to tools/lldb-server are
verbose and I'm not thrilled with having to skip all of these tests manually.
There are a few places where I'm making the assumption that "armv7", "armv7k", "arm64"
means it's an ios device, and I need to review & clean these up with an OS check
as well.  (Android will show up as "arm" and "aarch64" so by pure luck they shouldn't
cause problems, but it's not an assumption I want to rely on).

I'll be watching the bots for the rest of today; if any problems are introduced by
this patch I'll revert it - if anyone sees a problem with their bot that I don't
see, please do the same.  I know it's a rather large patch.

One change I had to make specifically for iOS devices was that debugserver can't 
create files.  There were several tests that launch the inferior process redirecting
its output to a file, then they retrieve the file.  They were not trying to test
file redirection in these tests, so I rewrote those to write their output to a file
directly.

llvm-svn: 313932
2017-09-21 23:00:19 +00:00
Nitesh Jain 1680ea4c1f [LLDB][MIPS] Skip TestGdbRemoteSingleStep and TestGdbRemote_vCont.py.
The step count depends on code generated by compiler (GCC/Clang).
It will also vary for different MIPS arch variant. Hence skipping these test for MIPS.

Subscribers: jaydeep, bhushan, lldb-commits, slthakur
llvm-svn: 305383
2017-06-14 12:21:26 +00:00
Francis Ricci f88bf5acfe Add missing 'arch' key to valid qHostInfo keys
Summary:
'arch' is a valid qHostInfo key, but the unit
test for qHostInfo did not include it in the set of possible keys.

Reviewers: tfiala, labath

Subscribers: lldb-commits

Differential Revision: https://reviews.llvm.org/D32711

llvm-svn: 302260
2017-05-05 17:18:08 +00:00
Pavel Labath 225b79524d Remove HostThreadLinux/Free/NetBSD
Summary:
These classes existed only because of the GetName() static function,
which can be moved to a more natural place anyway. I move the linux
version to NativeProcessLinux (and get rid of ProcFileReader), the
freebsd version to ProcessFreeBSD (and fix a bug where it was using the
current process ID, instead of the inferior pid), and remove the NetBSD
version (which was probably incorrect anyway, as it assumes the current
process instead of the inferior.

I also add an llgs test to that verifies thread names are read
correctly.

Reviewers: zturner, krytarowski, emaste

Subscribers: lldb-commits, mgorny

Differential Revision: https://reviews.llvm.org/D30981

llvm-svn: 298058
2017-03-17 09:51:23 +00:00
Pavel Labath ebe25fb845 Fix flakyness in TestGdbRemoteHostInfo
this test was using the VPATH hack to avoid having a copy of the
inferior source code. This makes the test fail if in happens to run
concurrently with a test in the parent folder. Fix that by moving it up
to the parent.

llvm-svn: 296741
2017-03-02 11:36:14 +00:00
Eugene Zemtsov 23847fbefe Add a comment to describe purpose of signal-filtering test
llvm-svn: 296427
2017-02-28 02:40:34 +00:00
Kamil Rytarowski 47e7d7fe85 Support NetBSD Thread ID in lldb-server tests
Summary:
Native Thread ID is retrieved with _lwp_self() on NetBSD.

The returned value is of type int32_t, but for consistency with other Operating Systems cast it to uint64_t.

Sponsored by <The NetBSD Foundation>

Reviewers: joerg, labath, clayborg, emaste

Reviewed By: labath, clayborg

Subscribers: #lldb

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D30374

llvm-svn: 296360
2017-02-27 17:52:48 +00:00
Omair Javaid d5ffbad275 Hardware breakpoints for Linux on Arm/AArch64 targets
Please look at below differential link for upstream discussion.

Differential revision: https://reviews.llvm.org/D29669

llvm-svn: 296119
2017-02-24 13:27:31 +00:00
Pavel Labath 4a705e7ea0 Implement QPassSignals GDB package in lldb-server
Summary: QPassSignals package allows lldb client to tell lldb-server to ignore certain types of signals and re-inject them back to inferior without stopping execution.

Reviewers: jmajors, labath

Subscribers: danalbert, srhines, emaste, lldb-commits

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D30286
Author: Eugene Zemtsov <ezemtsov@google.com>

llvm-svn: 296101
2017-02-24 09:29:14 +00:00
Pavel Labath c7ce4fef20 Finish the reformatting of the lldb-server test executables
This also reformats the executables in subfolders of lldb-server tests.

llvm-svn: 295952
2017-02-23 10:00:33 +00:00
Pavel Labath de4c1c0ee7 Reformat inferior's main.cpp in lldb-server test
Summary: main.cpp is complete mess of tabs and spaces. This change brings it to compliance with LLVM coding style.

Reviewers: jmajors, labath

Reviewed By: jmajors, labath

Subscribers: krytarowski, jingham, lldb-commits

Tags: #lldb

Differential Revision: https://reviews.llvm.org/D30234
Author: Eugene Zemtsov <ezemtsov@google.com>

llvm-svn: 295950
2017-02-23 09:46:33 +00:00
Pavel Labath e0a5b575a6 Prevent client from querying each thread's PC at each stop.
Summary:
The server was no longer sending the thread PCs the way the client
expected them.
I changed the server to send them back as a threadstop info field,
similar to the Apple version of the server.
I also changed the client to look for them there, before querying the
server.
I added a test to ensure the server doesn't stop sending them.

Reviewed By: labath

Differential Revision: https://reviews.llvm.org/D28880
Author: Jason Majors

llvm-svn: 292611
2017-01-20 14:17:16 +00:00
Nitesh Jain f440244d67 [LLDB][MIPS] Fix TestLldbGdbServer failure for MIPS
Reviewers: labath, clayborg

Subscribers: jaydeep, bhushan, lldb-commits, slthakur

Differential Revision: https://reviews.llvm.org/D27088

llvm-svn: 291554
2017-01-10 09:33:43 +00:00
Nitesh Jain 2ee6762b55 [LLDB][MIPS] Revert TestLldbGdbServer failure for MIPS
llvm-svn: 291553
2017-01-10 09:18:56 +00:00
Nitesh Jain f468b5d32f [LLDB][MIPS] Fix TestLldbGdbServer failure for MIPS
Reviewers: labath, clayborg

Subscribers: jaydeep, bhushan, lldb-commits, slthakur

Differential Revision: https://reviews.llvm.org/D27088

llvm-svn: 291549
2017-01-10 08:20:01 +00:00
Nitesh Jain de5923a70a [LLDB][MIPS] Fix some test case failures due to elf_abi field of qprocessInfo packet.
Reviewers: jaydeep, bhushan, clayborg

Subscribers: slthakur, lldb-commits

Differential Revision: https://reviews.llvm.org/D26542

llvm-svn: 289209
2016-12-09 13:37:14 +00:00
Nitesh Jain 4a82350239 [LLDB][MIPS] Fix TestLldbGdbServer.py failure
Subscribers: jaydeep, bhushan, slthakur, lldb-commits
llvm-svn: 281026
2016-09-09 09:50:33 +00:00
Pavel Labath 6f22b771c4 Fix test breakage in r280919
It turns out that self.dbg.GetSelectedPlatform().GetTriple() is not a good way
to get the triple of the process, as it returns the incorrect triple in case of a
32-bit process running on a 64-bit platform.

Instead, go the long way round and ask the stub for the process triple. This
fixes the test for i386.

llvm-svn: 280922
2016-09-08 11:09:14 +00:00
Pavel Labath 2f1fbaebe2 gdb-remote: Add jModulesInfo packet
Summary:
This adds the jModulesInfo packet, which is the equivalent of qModulesInfo, but it enables us to
query multiple modules at once. This makes a significant speed improvement in case the
application has many (over a hundred) modules, and the communication link has a non-negligible
latency. This functionality is accessed by ProcessGdbRemote::PrefetchModuleSpecs(), which does
the caching. GetModuleSpecs() is modified to first consult the cache before asking the remote
stub. PrefetchModuleSpecs is currently only called from POSIX-DYLD dynamic loader plugin, after
it reads the list of modules from the inferior memory, but other uses are possible.

This decreases the attach time to an android application by about 40%.

Reviewers: clayborg

Subscribers: tberghammer, lldb-commits, danalbert

Differential Revision: https://reviews.llvm.org/D24236

llvm-svn: 280919
2016-09-08 10:07:04 +00:00
Kate Stone b9c1b51e45 *** This commit represents a complete reformatting of the LLDB source code
*** to conform to clang-format’s LLVM style.  This kind of mass change has
*** two obvious implications:

Firstly, merging this particular commit into a downstream fork may be a huge
effort.  Alternatively, it may be worth merging all changes up to this commit,
performing the same reformatting operation locally, and then discarding the
merge for this particular commit.  The commands used to accomplish this
reformatting were as follows (with current working directory as the root of
the repository):

    find . \( -iname "*.c" -or -iname "*.cpp" -or -iname "*.h" -or -iname "*.mm" \) -exec clang-format -i {} +
    find . -iname "*.py" -exec autopep8 --in-place --aggressive --aggressive {} + ;

The version of clang-format used was 3.9.0, and autopep8 was 1.2.4.

Secondly, “blame” style tools will generally point to this commit instead of
a meaningful prior commit.  There are alternatives available that will attempt
to look through this change and find the appropriate prior commit.  YMMV.

llvm-svn: 280751
2016-09-06 20:57:50 +00:00
Todd Fiala 7ed76d275f remove dependence of TestGdbRemoteExitCode.py on parent directory source
As Pavel pointed out in a comment on llvm.org/pr30271, the VPATH I was
using here to eliminate duplication of a .cpp file had a side effect of
attempting to pull in a .o/.obj file from that same parent dir, where
other tests can be running in parallel.  This is no good.

For now, I have removed the VPATH, which should address
llvm.org/pr30271.  I have also removed the XFAIL.

llvm-svn: 280675
2016-09-05 22:03:02 +00:00
Pavel Labath 56b23506c5 Add default_packet_timeout key to the new TestGdbRemoteHostInfo test
android targets use this key, so the test should recognize it.

llvm-svn: 280652
2016-09-05 08:34:56 +00:00
Todd Fiala b1a503bd13 XFAIL TestGdbRemoteExitCode failing tests
Tracked by:
llvm.org/pr30271

llvm-svn: 280606
2016-09-04 00:43:10 +00:00
Todd Fiala e77fce0a50 [NFC] Darwin llgs support from Week of Code
This code represents the Week of Code work I did on bringing up
lldb-server LLGS support for Darwin.  It does not include the
Xcode project changes needed, as we don't want to throw that switch
until more support is implemented (i.e. this change is inert, no
build systems use it yet.  I've verified on Ubuntu 16.04, macOS
Xcode and macOS cmake builds).

This change does some minimal refactoring of code that is shared
with the Linux LLGS portion, moving it from NativeProcessLinux into
NativeProcessProtocol.  That code is also used by NativeProcessDarwin.

Current state on Darwin:
* Process launching is implemented.  (Attach is not).
  Launching on devices has not yet been tested (FBS/BKS might
  need a bit of work).
* Inferior waitpid monitoring and communication of exit status
  via MainLoop callback is implemented.
* Memory read/write, breakpoints, thread register context, etc.
  are not yet implemented.  This impacts process stop/resume, as
  the initial launch suspended immediately starts the process
  up and running because it doesn't know it is supposed to remain
  stopped.
* I implemented the equivalent of MachThreadList as
  NativeThreadListDarwin, in anticipation that we might want to
  factor out common parts into NativeThreadList{Protocol} and share
  some code here.  After writing it, though, the fallout from merging
  Mach Task/Process into a single concept plus some other minor
  changes makes the whole NativeThreadListDarwin concept nothing more
  than dead weight.  I am likely going to get rid of this class and
  just manage it directly in NativeProcessDarwin, much like I did
  for NativeProcessLinux.
* There is a stub-out call for starting a STDIO thread.  That will
  go away and adopt the MainLoop pselect-based IOObject reading.

I am developing the fully-integrated changes in the following repo,
which contains the necessary Xcode bits and the glue that enables
lldb-debugserver on a macOS system:

  https://github.com/tfiala/lldb/tree/llgs-darwin

This change also breaks out a few of the lldb-server tests into
their own directory, and adds some $qHostInfo tests (not sure why
I didn't write those tests back when I initially implemented that
on the Linux side).

llvm-svn: 280604
2016-09-04 00:18:56 +00:00
Pavel Labath c233995b1e Fix tests for the gdb-remote memory read packets
Part of TestGDBRemoteMemoryRead has been disabled since r259379 because it was incompatible with
python3. This changes the test to use the lldb-server test framework, which is a more appropriate
method of testing raw stub behaviour anyway (and should avoid the whole python 3 issue).

llvm-svn: 279039
2016-08-18 08:21:42 +00:00
Omair Javaid 3add5ec690 Make sure LldbGdbServerTestCase is built in arm mode to avoid failures due thumb instructions
Differential revision: https://reviews.llvm.org/D23395

llvm-svn: 278326
2016-08-11 10:35:05 +00:00