1from __future__ import print_function
2import lldb
3from lldbsuite.test.lldbtest import *
4from lldbsuite.test.decorators import *
5from gdbclientutils import *
6
7class 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
67