qemu

FORK: QEMU emulator
git clone https://git.neptards.moe/neptards/qemu.git
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test-signals-s390x.py (1822B)

      1 from __future__ import print_function
      2 
      3 #
      4 # Test that signals and debugging mix well together on s390x.
      5 #
      6 # This is launched via tests/guest-debug/run-test.py
      7 #
      8 
      9 import gdb
     10 import sys
     11 
     12 failcount = 0
     13 
     14 
     15 def report(cond, msg):
     16     """Report success/fail of test"""
     17     if cond:
     18         print("PASS: %s" % (msg))
     19     else:
     20         print("FAIL: %s" % (msg))
     21         global failcount
     22         failcount += 1
     23 
     24 
     25 def run_test():
     26     """Run through the tests one by one"""
     27     illegal_op = gdb.Breakpoint("illegal_op")
     28     stg = gdb.Breakpoint("stg")
     29     mvc_8 = gdb.Breakpoint("mvc_8")
     30 
     31     # Expect the following events:
     32     # 1x illegal_op breakpoint
     33     # 2x stg breakpoint, segv, breakpoint
     34     # 2x mvc_8 breakpoint, segv, breakpoint
     35     for _ in range(14):
     36         gdb.execute("c")
     37     report(illegal_op.hit_count == 1, "illegal_op.hit_count == 1")
     38     report(stg.hit_count == 4, "stg.hit_count == 4")
     39     report(mvc_8.hit_count == 4, "mvc_8.hit_count == 4")
     40 
     41     # The test must succeed.
     42     gdb.Breakpoint("_exit")
     43     gdb.execute("c")
     44     status = int(gdb.parse_and_eval("$r2"))
     45     report(status == 0, "status == 0");
     46 
     47 
     48 #
     49 # This runs as the script it sourced (via -x, via run-test.py)
     50 #
     51 try:
     52     inferior = gdb.selected_inferior()
     53     arch = inferior.architecture()
     54     print("ATTACHED: %s" % arch.name())
     55 except (gdb.error, AttributeError):
     56     print("SKIPPING (not connected)", file=sys.stderr)
     57     exit(0)
     58 
     59 if gdb.parse_and_eval("$pc") == 0:
     60     print("SKIP: PC not set")
     61     exit(0)
     62 
     63 try:
     64     # These are not very useful in scripts
     65     gdb.execute("set pagination off")
     66     gdb.execute("set confirm off")
     67 
     68     # Run the actual tests
     69     run_test()
     70 except (gdb.error):
     71     print("GDB Exception: %s" % (sys.exc_info()[0]))
     72     failcount += 1
     73     pass
     74 
     75 print("All tests complete: %d failures" % failcount)
     76 exit(failcount)