This test fails when host page size != guest page size,
because qemu may not be able to directly map the file.
Fixes: a6341482695 ("tests/tcg: Add a test for info proc mappings")
Acked-by: Ilya Leoshkevich <iii@linux.ibm.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
		
	
			
		
			
				
	
	
		
			67 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			67 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
"""Test that gdbstub has access to proc mappings.
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This runs as a sourced script (via -x, via run-test.py)."""
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from __future__ import print_function
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import gdb
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import sys
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n_failures = 0
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def report(cond, msg):
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    """Report success/fail of a test"""
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    if cond:
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        print("PASS: {}".format(msg))
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    else:
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        print("FAIL: {}".format(msg))
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        global n_failures
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        n_failures += 1
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def run_test():
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    """Run through the tests one by one"""
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    try:
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        mappings = gdb.execute("info proc mappings", False, True)
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    except gdb.error as exc:
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        exc_str = str(exc)
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        if "Not supported on this target." in exc_str:
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            # Detect failures due to an outstanding issue with how GDB handles
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            # the x86_64 QEMU's target.xml, which does not contain the
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            # definition of orig_rax. Skip the test in this case.
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            print("SKIP: {}".format(exc_str))
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            return
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        raise
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    report(isinstance(mappings, str), "Fetched the mappings from the inferior")
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    # Broken with host page size > guest page size
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    # report("/sha1" in mappings, "Found the test binary name in the mappings")
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def main():
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    """Prepare the environment and run through the tests"""
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    try:
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        inferior = gdb.selected_inferior()
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        print("ATTACHED: {}".format(inferior.architecture().name()))
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    except (gdb.error, AttributeError):
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        print("SKIPPING (not connected)")
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        exit(0)
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    if gdb.parse_and_eval('$pc') == 0:
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        print("SKIP: PC not set")
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        exit(0)
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    try:
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        # These are not very useful in scripts
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        gdb.execute("set pagination off")
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        gdb.execute("set confirm off")
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        # Run the actual tests
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        run_test()
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    except gdb.error:
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        report(False, "GDB Exception: {}".format(sys.exc_info()[0]))
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    print("All tests complete: %d failures" % n_failures)
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    exit(n_failures)
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main()
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