diff options
Diffstat (limited to 'gdb')
| -rw-r--r-- | gdb/ChangeLog | 6 | ||||
| -rw-r--r-- | gdb/NEWS | 3 | ||||
| -rw-r--r-- | gdb/doc/ChangeLog | 5 | ||||
| -rw-r--r-- | gdb/doc/python.texi | 6 | ||||
| -rw-r--r-- | gdb/python/py-unwind.c | 20 | ||||
| -rw-r--r-- | gdb/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gdb/testsuite/gdb.python/py-unwind.py | 10 |
7 files changed, 54 insertions, 1 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 0b73be8..1fac9a5 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,11 @@ 2020-07-06 Andrew Burgess <andrew.burgess@embecosm.com> + * NEWS: Mention new Python API method. + * python/py-unwind.c (pending_framepy_architecture): New function. + (pending_frame_object_methods): Add architecture method. + +2020-07-06 Andrew Burgess <andrew.burgess@embecosm.com> + * gdbarch.c: Regenerate. * gdbarch.h: Regenerate. * gdbarch.sh (deprecated_set_gdbarch_data): Delete. @@ -117,6 +117,9 @@ GNU/Linux/RISC-V (gdbserver) riscv*-*-linux* ** Commands written in Python can be in the "TUI" help class by registering with the new constant gdb.COMMAND_TUI. + ** New method gdb.PendingFrame.architecture () to retrieve the + architecture of the pending frame. + *** Changes in GDB 9 * 'thread-exited' event is now available in the annotations interface. diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog index c591934..82ed257 100644 --- a/gdb/doc/ChangeLog +++ b/gdb/doc/ChangeLog @@ -1,3 +1,8 @@ +2020-07-06 Andrew Burgess <andrew.burgess@embecosm.com> + + * python.texi (Unwinding Frames in Python): Document + PendingFrame.architecture method. + 2020-06-26 Eli Zaretskii <eliz@gnu.org> * gdb.texinfo (Shell Commands): More accurate description of use diff --git a/gdb/doc/python.texi b/gdb/doc/python.texi index a38f1da..fff7e5b 100644 --- a/gdb/doc/python.texi +++ b/gdb/doc/python.texi @@ -2518,6 +2518,12 @@ Each attribute value should be an instance of @code{gdb.Value}. @end defun +@defun PendingFrame.architecture () +Return the @code{gdb.Architecture} (@pxref{Architectures In Python}) +for this @code{gdb.PendingFrame}. This represents the architecture of +the particular frame being unwound. +@end defun + @subheading Unwinder Output: UnwindInfo Use @code{PendingFrame.create_unwind_info} method described above to diff --git a/gdb/python/py-unwind.c b/gdb/python/py-unwind.c index d583ff4..1cef491 100644 --- a/gdb/python/py-unwind.c +++ b/gdb/python/py-unwind.c @@ -441,6 +441,22 @@ pending_framepy_create_unwind_info (PyObject *self, PyObject *args) frame_id_build_special (sp, pc, special)); } +/* Implementation of PendingFrame.architecture (self) -> gdb.Architecture. */ + +static PyObject * +pending_framepy_architecture (PyObject *self, PyObject *args) +{ + pending_frame_object *pending_frame = (pending_frame_object *) self; + + if (pending_frame->frame_info == NULL) + { + PyErr_SetString (PyExc_ValueError, + "Attempting to read register from stale PendingFrame"); + return NULL; + } + return gdbarch_to_arch_object (pending_frame->gdbarch); +} + /* frame_unwind.this_id method. */ static void @@ -671,6 +687,10 @@ static PyMethodDef pending_frame_object_methods[] = "create_unwind_info (FRAME_ID) -> gdb.UnwindInfo\n" "Construct UnwindInfo for this PendingFrame, using FRAME_ID\n" "to identify it." }, + { "architecture", + pending_framepy_architecture, METH_NOARGS, + "architecture () -> gdb.Architecture\n" + "The architecture for this PendingFrame." }, {NULL} /* Sentinel */ }; diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index f75ba7d..bf5b89b 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2020-07-06 Andrew Burgess <andrew.burgess@embecosm.com> + + * gdb.python/py-unwind.py (TestUnwinder::__call__): Add test for + gdb.PendingFrame.architecture method. + 2020-07-06 Tom de Vries <tdevries@suse.de> * gdb.dwarf2/dw2-ranges-base.exp: Test line-table order. diff --git a/gdb/testsuite/gdb.python/py-unwind.py b/gdb/testsuite/gdb.python/py-unwind.py index 42dd6fe..d01da80 100644 --- a/gdb/testsuite/gdb.python/py-unwind.py +++ b/gdb/testsuite/gdb.python/py-unwind.py @@ -30,7 +30,6 @@ class FrameId(object): def pc(self): return self._pc - class TestUnwinder(Unwinder): AMD64_RBP = 6 AMD64_RSP = 7 @@ -69,6 +68,15 @@ class TestUnwinder(Unwinder): This unwinder recognizes the corrupt frames by checking that *RBP == RBP, and restores previous RBP from the word above it. """ + + # Check that we can access the architecture of the pending + # frame, and that this is the same architecture as for the + # currently selected inferior. + inf_arch = gdb.selected_inferior ().architecture () + frame_arch = pending_frame.architecture () + if (inf_arch != frame_arch): + raise gdb.GdbError ("architecture mismatch") + try: # NOTE: the registers in Unwinder API can be referenced # either by name or by number. The code below uses both |