diff options
| author | Ilya Leoshkevich <iii@linux.ibm.com> | 2021-08-05 00:51:46 +0200 |
|---|---|---|
| committer | Thomas Huth <thuth@redhat.com> | 2021-09-06 16:23:12 +0200 |
| commit | e7f8a3aae271d279edb1c0c318c6d83b0b3924ce (patch) | |
| tree | a97932a209c4667652aaac2f2d3cebfaf9bb7c23 /tests/tcg/s390x/gdbstub | |
| parent | 89c6722da24761d14db1b19250919c8004758ba5 (diff) | |
tests/tcg/s390x: Test SIGILL and SIGSEGV handling
Verify that s390x-specific uc_mcontext.psw.addr is reported correctly
and that signal handling interacts properly with debugging.
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Acked-by: Alex Bennée <alex.bennee@linaro.org>
Acked-by: David Hildenbrand <david@redhat.com>
Message-Id: <20210804225146.154513-1-iii@linux.ibm.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Diffstat (limited to 'tests/tcg/s390x/gdbstub')
| -rw-r--r-- | tests/tcg/s390x/gdbstub/test-signals-s390x.py | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/tests/tcg/s390x/gdbstub/test-signals-s390x.py b/tests/tcg/s390x/gdbstub/test-signals-s390x.py new file mode 100644 index 0000000000..80a284b475 --- /dev/null +++ b/tests/tcg/s390x/gdbstub/test-signals-s390x.py @@ -0,0 +1,76 @@ +from __future__ import print_function + +# +# Test that signals and debugging mix well together on s390x. +# +# This is launched via tests/guest-debug/run-test.py +# + +import gdb +import sys + +failcount = 0 + + +def report(cond, msg): + """Report success/fail of test""" + if cond: + print("PASS: %s" % (msg)) + else: + print("FAIL: %s" % (msg)) + global failcount + failcount += 1 + + +def run_test(): + """Run through the tests one by one""" + illegal_op = gdb.Breakpoint("illegal_op") + stg = gdb.Breakpoint("stg") + mvc_8 = gdb.Breakpoint("mvc_8") + + # Expect the following events: + # 1x illegal_op breakpoint + # 2x stg breakpoint, segv, breakpoint + # 2x mvc_8 breakpoint, segv, breakpoint + for _ in range(14): + gdb.execute("c") + report(illegal_op.hit_count == 1, "illegal_op.hit_count == 1") + report(stg.hit_count == 4, "stg.hit_count == 4") + report(mvc_8.hit_count == 4, "mvc_8.hit_count == 4") + + # The test must succeed. + gdb.Breakpoint("_exit") + gdb.execute("c") + status = int(gdb.parse_and_eval("$r2")) + report(status == 0, "status == 0"); + + +# +# This runs as the script it sourced (via -x, via run-test.py) +# +try: + inferior = gdb.selected_inferior() + arch = inferior.architecture() + print("ATTACHED: %s" % arch.name()) +except (gdb.error, AttributeError): + print("SKIPPING (not connected)", file=sys.stderr) + exit(0) + +if gdb.parse_and_eval("$pc") == 0: + print("SKIP: PC not set") + exit(0) + +try: + # These are not very useful in scripts + gdb.execute("set pagination off") + gdb.execute("set confirm off") + + # Run the actual tests + run_test() +except (gdb.error): + print("GDB Exception: %s" % (sys.exc_info()[0])) + failcount += 1 + pass + +print("All tests complete: %d failures" % failcount) +exit(failcount) |