artulab.com Git - openbsd/blob

   1 from __future__ import print_function
   2 import lldb
   3 from lldbsuite.test.lldbtest import *
   4 from lldbsuite.test.decorators import *
   5 from gdbclientutils import *
   6
   7 class TestNoWatchpointSupportInfo(GDBRemoteTestBase):
   8
   9     @skipIfXmlSupportMissing
  10     @skipIfRemote
  11     def test(self):
  12         """
  13         Test lldb's parsing of the <architecture> tag in the target.xml register
  14         description packet.
  15         """
  16         class MyResponder(MockGDBServerResponder):
  17
  18             def haltReason(self):
  19                 return "T02thread:1ff0d;thread-pcs:10001bc00;"
  20
  21             def threadStopInfo(self, threadnum):
  22                 if threadnum == 0x1ff0d:
  23                     return "T02thread:1ff0d;thread-pcs:10001bc00;"
  24                 return ""
  25
  26             def setBreakpoint(self, packet):
  27                 if packet.startswith("Z2,"):
  28                     return "OK"
  29
  30             def qXferRead(self, obj, annex, offset, length):
  31                 if annex == "target.xml":
  32                     return """<?xml version="1.0"?>
  33                         <target version="1.0">
  34                           <architecture>i386:x86-64</architecture>
  35                           <feature name="org.gnu.gdb.i386.core">
  36                             <reg name="rip" bitsize="64" regnum="0" type="code_ptr" group="general"/>
  37                           </feature>
  38                         </target>""", False
  39                 else:
  40                     return None, False
  41
  42         self.server.responder = MyResponder()
  43         if self.TraceOn():
  44             self.runCmd("log enable gdb-remote packets")
  45             self.addTearDownHook(
  46                 lambda: self.runCmd("log disable gdb-remote packets"))
  47         self.dbg.SetDefaultArchitecture("x86_64")
  48         target = self.dbg.CreateTargetWithFileAndArch(None, None)
  49
  50         process = self.connect(target)
  51
  52         if self.TraceOn():
  53             interp = self.dbg.GetCommandInterpreter()
  54             result = lldb.SBCommandReturnObject()
  55             interp.HandleCommand("target list", result)
  56             print(result.GetOutput())
  57
  58
  59         err = lldb.SBError()
  60         wp = target.WatchAddress(0x100, 8, False, True, err)
  61         if self.TraceOn() and (err.Fail() or wp.IsValid == False):
  62             strm = lldb.SBStream()
  63             err.GetDescription(strm)
  64             print("watchpoint failed: %s" % strm.GetData())
  65         self.assertTrue(wp.IsValid())
  66