1from __future__ import print_function 2import lldb 3from lldbsuite.test.lldbtest import * 4from lldbsuite.test.decorators import * 5from gdbclientutils import * 6 7class TestArmRegisterDefinition(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 qXferRead(self, obj, annex, offset, length): 19 if annex == "target.xml": 20 return """<?xml version="1.0"?> 21 <!DOCTYPE feature SYSTEM "gdb-target.dtd"> 22 <target> 23 <architecture>arm</architecture> 24 <feature name="org.gnu.gdb.arm.m-profile"> 25 <reg name="r0" bitsize="32" type="uint32" group="general"/> 26 <reg name="r1" bitsize="32" type="uint32" group="general"/> 27 <reg name="r2" bitsize="32" type="uint32" group="general"/> 28 <reg name="r3" bitsize="32" type="uint32" group="general"/> 29 <reg name="r4" bitsize="32" type="uint32" group="general"/> 30 <reg name="r5" bitsize="32" type="uint32" group="general"/> 31 <reg name="r6" bitsize="32" type="uint32" group="general"/> 32 <reg name="r7" bitsize="32" type="uint32" group="general"/> 33 <reg name="r8" bitsize="32" type="uint32" group="general"/> 34 <reg name="r9" bitsize="32" type="uint32" group="general"/> 35 <reg name="r10" bitsize="32" type="uint32" group="general"/> 36 <reg name="r11" bitsize="32" type="uint32" group="general"/> 37 <reg name="r12" bitsize="32" type="uint32" group="general"/> 38 <reg name="sp" bitsize="32" type="data_ptr" group="general"/> 39 <reg name="lr" bitsize="32" type="uint32" group="general"/> 40 <reg name="pc" bitsize="32" type="code_ptr" group="general"/> 41 <reg name="xpsr" bitsize="32" regnum="25" type="uint32" group="general"/> 42 <reg name="MSP" bitsize="32" regnum="26" type="uint32" group="general"/> 43 <reg name="PSP" bitsize="32" regnum="27" type="uint32" group="general"/> 44 <reg name="PRIMASK" bitsize="32" regnum="28" type="uint32" group="general"/> 45 <reg name="BASEPRI" bitsize="32" regnum="29" type="uint32" group="general"/> 46 <reg name="FAULTMASK" bitsize="32" regnum="30" type="uint32" group="general"/> 47 <reg name="CONTROL" bitsize="32" regnum="31" type="uint32" group="general"/> 48 <reg name="FPSCR" bitsize="32" type="uint32" group="float"/> 49 <reg name="s0" bitsize="32" type="float" group="float"/> 50 <reg name="s1" bitsize="32" type="float" group="float"/> 51 <reg name="s2" bitsize="32" type="float" group="float"/> 52 <reg name="s3" bitsize="32" type="float" group="float"/> 53 <reg name="s4" bitsize="32" type="float" group="float"/> 54 <reg name="s5" bitsize="32" type="float" group="float"/> 55 <reg name="s6" bitsize="32" type="float" group="float"/> 56 <reg name="s7" bitsize="32" type="float" group="float"/> 57 <reg name="s8" bitsize="32" type="float" group="float"/> 58 <reg name="s9" bitsize="32" type="float" group="float"/> 59 <reg name="s10" bitsize="32" type="float" group="float"/> 60 <reg name="s11" bitsize="32" type="float" group="float"/> 61 <reg name="s12" bitsize="32" type="float" group="float"/> 62 <reg name="s13" bitsize="32" type="float" group="float"/> 63 <reg name="s14" bitsize="32" type="float" group="float"/> 64 <reg name="s15" bitsize="32" type="float" group="float"/> 65 <reg name="s16" bitsize="32" type="float" group="float"/> 66 <reg name="s17" bitsize="32" type="float" group="float"/> 67 <reg name="s18" bitsize="32" type="float" group="float"/> 68 <reg name="s19" bitsize="32" type="float" group="float"/> 69 <reg name="s20" bitsize="32" type="float" group="float"/> 70 <reg name="s21" bitsize="32" type="float" group="float"/> 71 <reg name="s22" bitsize="32" type="float" group="float"/> 72 <reg name="s23" bitsize="32" type="float" group="float"/> 73 <reg name="s24" bitsize="32" type="float" group="float"/> 74 <reg name="s25" bitsize="32" type="float" group="float"/> 75 <reg name="s26" bitsize="32" type="float" group="float"/> 76 <reg name="s27" bitsize="32" type="float" group="float"/> 77 <reg name="s28" bitsize="32" type="float" group="float"/> 78 <reg name="s29" bitsize="32" type="float" group="float"/> 79 <reg name="s30" bitsize="32" type="float" group="float"/> 80 <reg name="s31" bitsize="32" type="float" group="float"/> 81 </feature> 82 </target>""", False 83 else: 84 return None, False 85 86 def readRegister(self, regnum): 87 return "E01" 88 89 def readRegisters(self): 90 return "20000000f8360020001000002fcb0008f8360020a0360020200c0020000000000000000000000000000000000000000000000000b87f0120b7d100082ed2000800000001b87f01200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000" 91 92 def haltReason(self): 93 return "S05" 94 95 def qfThreadInfo(self): 96 return "mdead" 97 98 def qC(self): 99 return "" 100 101 def qSupported(self, client_supported): 102 return "PacketSize=4000;qXfer:memory-map:read-;QStartNoAckMode+;qXfer:threads:read+;hwbreak+;qXfer:features:read+" 103 104 def QThreadSuffixSupported(self): 105 return "OK" 106 107 def QListThreadsInStopReply(self): 108 return "OK" 109 110 self.server.responder = MyResponder() 111 if self.TraceOn(): 112 self.runCmd("log enable gdb-remote packets") 113 self.addTearDownHook( 114 lambda: self.runCmd("log disable gdb-remote packets")) 115 116 self.dbg.SetDefaultArchitecture("armv7em") 117 target = self.dbg.CreateTargetWithFileAndArch(None, None) 118 119 process = self.connect(target) 120 121 if self.TraceOn(): 122 interp = self.dbg.GetCommandInterpreter() 123 result = lldb.SBCommandReturnObject() 124 interp.HandleCommand("target list", result) 125 print(result.GetOutput()) 126 127 r0_valobj = process.GetThreadAtIndex(0).GetFrameAtIndex(0).FindRegister("r0") 128 self.assertEqual(r0_valobj.GetValueAsUnsigned(), 0x20) 129 130 pc_valobj = process.GetThreadAtIndex(0).GetFrameAtIndex(0).FindRegister("pc") 131 self.assertEqual(pc_valobj.GetValueAsUnsigned(), 0x0800d22e) 132