Hi,
I am trying to implement the expression evaluation for PPC64le using JIT.
But the LLDB is failling to allocate memory when it tries to evaluate an
expression.
A Thread Plan is being interrupted before LLDB tries to allocate memory.
How could I check why this plan is not finishing?
What functions should I implement to enable JIT?
I am sending the logs of the issue below.
Thanks.
Alexandre.
lldb 0x10013069c10: tid = 0x976: stop info = breakpoint 1.1
(stop_id = 4)
lldb Process::RunThreadPlan(): execution interrupted:
0x3fff70006ac0 Event: broadcaster = 0x100130167b8 (lldb.process), type =
0x00000001 (state-changed), data = { process = 0x10013016780 (pid = 2422),
state = stopped} <1 threads> <0x0976 [ip 0x1000058c] breakpoint 1.1>
lldb Process::RunThreadPlan: ExecutionInterrupted - discarding
thread plans up to 0x10013076210.
lldb Discarding thread plans for thread tid = 0x0976, up to
0x10013076210
lldb 0x10013025c10 Broadcaster("lldb.process")::RestoreBroadcaster
(about to pop listener("lldb.process.listener.run-thread-plan")=0x10012f85810)
lldb 0x10012f85810
Listener::Clear('lldb.process.listener.run-thread-plan')
lldb 0x10012f85810
Listener::~Listener('lldb.process.listener.run-thread-plan')
lldb ThreadPlanCallFunction(0x10013076210): DoTakedown called as
no-op for thread 0x0976, m_valid: 1 complete: 1.
lldb Target::RemoveBreakpointByID (break_id = -3, internal = yes)
lldb Target::DisableBreakpointByID (break_id = -3, internal = yes)
lldb GDBRemoteCommunicationClient::SendGDBStoppointTypePacket()
remove at addr = 0x100003d0
lldb 0x10013017168 Communication::Write (src = 0x10012e7d318,
src_len = 17) connection = 0x1001302e610
lldb 0x1001302e610 ConnectionFileDescriptor::Write (src =
0x10012e7d318, src_len = 17)
lldb 0x1001302e610 ConnectionFileDescriptor::Write(fd = 7, src =
0x10012e7d318, src_len = 17) => 17 (error = (null))
lldb this = 0x0000010013017168, dst = 0x00003FFFED125FC8, dst_len =
8192, timeout = 99999999000000 us, connection = 0x000001001302E610
lldb this = 0x000001001302E610, timeout = 99999999000000 us
lldb 0x1001302e610 ConnectionFileDescriptor::Read() fd = 7, dst =
0x3fffed125fc8, dst_len = 8192) => 6, error = (null)
lldb ProcessGDBRemote::DoAllocateMemory no direct stub support for
memory allocation, and InferiorCallMmap also failed - is stub missing register
context save/restore capability?
lldb Process::DoAllocateMemory (byte_size = 0x00001000, permissions
= rwx) => 0xffffffffffffffff
lldb AllocatedMemoryCache::AllocateMemory (byte_size = 0x00000008,
permissions = rwx) => 0xffffffffffffffff
lldb Process::CanJIT pid 2422 allocation test failed, CanJIT () is
false: unable to allocate 4096 bytes of memory with permissions rwx
lldb AllocatedMemoryCache::DeallocateMemory (addr =
0xffffffffffffffff) => 0
--
Alexandre Yukio Yamashita (DSB)
Instituto de Pesquisas Eldorado
www.eldorado.org.br<http://www.eldorado.org.br/>
+55 19 3757 3201 / +55 19 9 8336 5553
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