107 lines
4.9 KiB
Python
107 lines
4.9 KiB
Python
import lldb
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from lldbsuite.test.lldbtest import *
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from lldbsuite.test.decorators import *
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from lldbsuite.test.gdbclientutils import *
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from lldbsuite.test.lldbgdbclient import GDBRemoteTestBase
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class TestPartialGPacket(GDBRemoteTestBase):
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@skipIfXmlSupportMissing
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@skipIfRemote
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def test(self):
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"""
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Test GDB remote fallback to 'p' packet when 'g' packet does not include all registers.
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"""
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class MyResponder(MockGDBServerResponder):
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def qXferRead(self, obj, annex, offset, length):
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if annex == "target.xml":
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return """<?xml version="1.0"?>
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<!DOCTYPE feature SYSTEM "gdb-target.dtd">
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<target>
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<architecture>arm</architecture>
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<feature name="org.gnu.gdb.arm.m-profile">
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<reg name="r0" bitsize="32" type="uint32" group="general"/>
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<reg name="r1" bitsize="32" type="uint32" group="general"/>
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<reg name="r2" bitsize="32" type="uint32" group="general"/>
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<reg name="r3" bitsize="32" type="uint32" group="general"/>
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<reg name="r4" bitsize="32" type="uint32" group="general"/>
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<reg name="r5" bitsize="32" type="uint32" group="general"/>
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<reg name="r6" bitsize="32" type="uint32" group="general"/>
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<reg name="r7" bitsize="32" type="uint32" group="general"/>
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<reg name="r8" bitsize="32" type="uint32" group="general"/>
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<reg name="r9" bitsize="32" type="uint32" group="general"/>
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<reg name="r10" bitsize="32" type="uint32" group="general"/>
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<reg name="r11" bitsize="32" type="uint32" group="general"/>
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<reg name="r12" bitsize="32" type="uint32" group="general"/>
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<reg name="sp" bitsize="32" type="data_ptr" group="general"/>
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<reg name="lr" bitsize="32" type="uint32" group="general"/>
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<reg name="pc" bitsize="32" type="code_ptr" group="general"/>
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<reg name="xpsr" bitsize="32" regnum="25" type="uint32" group="general"/>
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<reg name="MSP" bitsize="32" regnum="26" type="uint32" group="general"/>
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<reg name="PSP" bitsize="32" regnum="27" type="uint32" group="general"/>
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<reg name="PRIMASK" bitsize="32" regnum="28" type="uint32" group="general"/>
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<reg name="BASEPRI" bitsize="32" regnum="29" type="uint32" group="general"/>
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<reg name="FAULTMASK" bitsize="32" regnum="30" type="uint32" group="general"/>
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<reg name="CONTROL" bitsize="32" regnum="31" type="uint32" group="general"/>
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</feature>
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</target>""", False
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else:
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return None, False
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def readRegister(self, regnum):
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if regnum == 31:
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return "cdcc8c3f00000000"
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return "E01"
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def readRegisters(self):
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return "20000000f8360020001000002fcb0008f8360020a0360020200c0020000000000000000000000000000000000000000000000000b87f0120b7d100082ed2000800000001"
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def haltReason(self):
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return "S05"
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def qfThreadInfo(self):
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return "mdead"
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def qC(self):
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return ""
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def qSupported(self, client_supported):
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return "PacketSize=4000;qXfer:memory-map:read-;QStartNoAckMode+;qXfer:threads:read+;hwbreak+;qXfer:features:read+"
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def QThreadSuffixSupported(self):
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return "OK"
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def QListThreadsInStopReply(self):
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return "OK"
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self.server.responder = MyResponder()
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if self.TraceOn():
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self.runCmd("log enable gdb-remote packets")
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self.addTearDownHook(
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lambda: self.runCmd("log disable gdb-remote packets"))
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self.dbg.SetDefaultArchitecture("armv7em")
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target = self.dbg.CreateTargetWithFileAndArch(None, None)
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process = self.connect(target)
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if self.TraceOn():
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interp = self.dbg.GetCommandInterpreter()
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result = lldb.SBCommandReturnObject()
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interp.HandleCommand("target list", result)
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print(result.GetOutput())
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r0_valobj = process.GetThreadAtIndex(
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0).GetFrameAtIndex(0).FindRegister("r0")
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self.assertEqual(r0_valobj.GetValueAsUnsigned(), 0x20)
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pc_valobj = process.GetThreadAtIndex(
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0).GetFrameAtIndex(0).FindRegister("pc")
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self.assertEqual(pc_valobj.GetValueAsUnsigned(), 0x0800d22e)
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pc_valobj = process.GetThreadAtIndex(
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0).GetFrameAtIndex(0).FindRegister("CONTROL")
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self.assertEqual(pc_valobj.GetValueAsUnsigned(), 0x3f8ccccd)
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