//------------------------------------------------------------------
// Setup the JIT Breakpoint
//------------------------------------------------------------------
void
JITLoaderGDB::SetJITBreakpoint(lldb_private::ModuleList &module_list)
{
if (!GetGlobalPluginProperties()->GetEnableJITBreakpoint())
return;
if ( DidSetJITBreakpoint() )
return;
Log *log(GetLogIfAnyCategoriesSet(LIBLLDB_LOG_JIT_LOADER));
if (log)
log->Printf("JITLoaderGDB::%s looking for JIT register hook",
__FUNCTION__);
addr_t jit_addr = GetSymbolAddress(module_list,
ConstString("__jit_debug_register_code"),
eSymbolTypeAny);
if (jit_addr == LLDB_INVALID_ADDRESS)
return;
m_jit_descriptor_addr = GetSymbolAddress(module_list,
ConstString("__jit_debug_descriptor"),
eSymbolTypeData);
if (m_jit_descriptor_addr == LLDB_INVALID_ADDRESS)
{
if (log)
log->Printf(
"JITLoaderGDB::%s failed to find JIT descriptor address",
__FUNCTION__);
return;
}
if (log)
log->Printf("JITLoaderGDB::%s setting JIT breakpoint",
__FUNCTION__);
Breakpoint *bp =
m_process->GetTarget().CreateBreakpoint(jit_addr, true, false).get();
bp->SetCallback(JITDebugBreakpointHit, this, true);
bp->SetBreakpointKind("jit-debug-register");
m_jit_break_id = bp->GetID();
ReadJITDescriptor(true);
}
void
DynamicLoaderDarwinKernel::SetNotificationBreakpointIfNeeded ()
{
if (m_break_id == LLDB_INVALID_BREAK_ID && m_kernel.module_sp)
{
DEBUG_PRINTF("DynamicLoaderDarwinKernel::%s() process state = %s\n", __FUNCTION__, StateAsCString(m_process->GetState()));
const bool internal_bp = true;
const LazyBool skip_prologue = eLazyBoolNo;
FileSpecList module_spec_list;
module_spec_list.Append (m_kernel.module_sp->GetFileSpec());
Breakpoint *bp = m_process->GetTarget().CreateBreakpoint (&module_spec_list,
NULL,
"OSKextLoadedKextSummariesUpdated",
eFunctionNameTypeFull,
skip_prologue,
internal_bp).get();
bp->SetCallback (DynamicLoaderDarwinKernel::BreakpointHitCallback, this, true);
m_break_id = bp->GetID();
}
}
