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Delete dead code in NativeProcessLinux

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As far as I can tell, this code has always been guarded by `#if 0`. If
this is useful code, it can be added back.

llvm-svn: 334333
This commit is contained in:
Alex Langford
2018-06-08 22:14:29 +00:00
parent 84f8ec5c72
commit bd620effc8
1 changed files with 0 additions and 149 deletions
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149
lldb/source/Plugins/Process/Linux/NativeProcessLinux.cpp
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@@ -1622,155 +1622,6 @@ Status NativeProcessLinux::GetSoftwareBreakpointTrapOpcode(
}
}
#if 0
ProcessMessage::CrashReason
NativeProcessLinux::GetCrashReasonForSIGSEGV(const siginfo_t *info)
{
ProcessMessage::CrashReason reason;
assert(info->si_signo == SIGSEGV);
reason = ProcessMessage::eInvalidCrashReason;
switch (info->si_code)
{
default:
assert(false && "unexpected si_code for SIGSEGV");
break;
case SI_KERNEL:
// Linux will occasionally send spurious SI_KERNEL codes. (this is
// poorly documented in sigaction) One way to get this is via unaligned
// SIMD loads.
reason = ProcessMessage::eInvalidAddress; // for lack of anything better
break;
case SEGV_MAPERR:
reason = ProcessMessage::eInvalidAddress;
break;
case SEGV_ACCERR:
reason = ProcessMessage::ePrivilegedAddress;
break;
}
return reason;
}
#endif
#if 0
ProcessMessage::CrashReason
NativeProcessLinux::GetCrashReasonForSIGILL(const siginfo_t *info)
{
ProcessMessage::CrashReason reason;
assert(info->si_signo == SIGILL);
reason = ProcessMessage::eInvalidCrashReason;
switch (info->si_code)
{
default:
assert(false && "unexpected si_code for SIGILL");
break;
case ILL_ILLOPC:
reason = ProcessMessage::eIllegalOpcode;
break;
case ILL_ILLOPN:
reason = ProcessMessage::eIllegalOperand;
break;
case ILL_ILLADR:
reason = ProcessMessage::eIllegalAddressingMode;
break;
case ILL_ILLTRP:
reason = ProcessMessage::eIllegalTrap;
break;
case ILL_PRVOPC:
reason = ProcessMessage::ePrivilegedOpcode;
break;
case ILL_PRVREG:
reason = ProcessMessage::ePrivilegedRegister;
break;
case ILL_COPROC:
reason = ProcessMessage::eCoprocessorError;
break;
case ILL_BADSTK:
reason = ProcessMessage::eInternalStackError;
break;
}
return reason;
}
#endif
#if 0
ProcessMessage::CrashReason
NativeProcessLinux::GetCrashReasonForSIGFPE(const siginfo_t *info)
{
ProcessMessage::CrashReason reason;
assert(info->si_signo == SIGFPE);
reason = ProcessMessage::eInvalidCrashReason;
switch (info->si_code)
{
default:
assert(false && "unexpected si_code for SIGFPE");
break;
case FPE_INTDIV:
reason = ProcessMessage::eIntegerDivideByZero;
break;
case FPE_INTOVF:
reason = ProcessMessage::eIntegerOverflow;
break;
case FPE_FLTDIV:
reason = ProcessMessage::eFloatDivideByZero;
break;
case FPE_FLTOVF:
reason = ProcessMessage::eFloatOverflow;
break;
case FPE_FLTUND:
reason = ProcessMessage::eFloatUnderflow;
break;
case FPE_FLTRES:
reason = ProcessMessage::eFloatInexactResult;
break;
case FPE_FLTINV:
reason = ProcessMessage::eFloatInvalidOperation;
break;
case FPE_FLTSUB:
reason = ProcessMessage::eFloatSubscriptRange;
break;
}
return reason;
}
#endif
#if 0
ProcessMessage::CrashReason
NativeProcessLinux::GetCrashReasonForSIGBUS(const siginfo_t *info)
{
ProcessMessage::CrashReason reason;
assert(info->si_signo == SIGBUS);
reason = ProcessMessage::eInvalidCrashReason;
switch (info->si_code)
{
default:
assert(false && "unexpected si_code for SIGBUS");
break;
case BUS_ADRALN:
reason = ProcessMessage::eIllegalAlignment;
break;
case BUS_ADRERR:
reason = ProcessMessage::eIllegalAddress;
break;
case BUS_OBJERR:
reason = ProcessMessage::eHardwareError;
break;
}
return reason;
}
#endif
Status NativeProcessLinux::ReadMemory(lldb::addr_t addr, void *buf, size_t size,
size_t &bytes_read) {
if (ProcessVmReadvSupported()) {