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Remove a few files missed in the last lldb import.

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This commit is contained in:
Dimitry Andric 2016-01-09 17:31:16 +00:00
parent b229c1a0b0
commit 58df0addff
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/projects/clang380-import/; revision=293577
3 changed files with 0 additions and 1578 deletions
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708
contrib/llvm/tools/lldb/source/DataFormatters/NSArray.cpp
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@ -1,708 +0,0 @@
//===-- NSArray.cpp ---------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "lldb/DataFormatters/CXXFormatterFunctions.h"
#include "lldb/Core/DataBufferHeap.h"
#include "lldb/Core/Error.h"
#include "lldb/Core/Stream.h"
#include "lldb/Core/ValueObject.h"
#include "lldb/Core/ValueObjectConstResult.h"
#include "lldb/Host/Endian.h"
#include "lldb/Symbol/ClangASTContext.h"
#include "lldb/Target/ObjCLanguageRuntime.h"
#include "lldb/Target/Target.h"
#include "clang/AST/ASTContext.h"
using namespace lldb;
using namespace lldb_private;
using namespace lldb_private::formatters;
namespace lldb_private {
namespace formatters {
class NSArrayMSyntheticFrontEnd : public SyntheticChildrenFrontEnd
{
public:
NSArrayMSyntheticFrontEnd (lldb::ValueObjectSP valobj_sp);
virtual size_t
CalculateNumChildren ();
virtual lldb::ValueObjectSP
GetChildAtIndex (size_t idx);
virtual bool
Update() = 0;
virtual bool
MightHaveChildren ();
virtual size_t
GetIndexOfChildWithName (const ConstString &name);
virtual
~NSArrayMSyntheticFrontEnd () {}
protected:
virtual lldb::addr_t
GetDataAddress () = 0;
virtual uint64_t
GetUsedCount () = 0;
virtual uint64_t
GetOffset () = 0;
virtual uint64_t
GetSize () = 0;
ExecutionContextRef m_exe_ctx_ref;
uint8_t m_ptr_size;
ClangASTType m_id_type;
std::vector<lldb::ValueObjectSP> m_children;
};
class NSArrayMSyntheticFrontEnd_109 : public NSArrayMSyntheticFrontEnd
{
private:
struct DataDescriptor_32
{
uint32_t _used;
uint32_t _priv1 : 2 ;
uint32_t _size : 30;
uint32_t _priv2 : 2;
uint32_t _offset : 30;
uint32_t _priv3;
uint32_t _data;
};
struct DataDescriptor_64
{
uint64_t _used;
uint64_t _priv1 : 2 ;
uint64_t _size : 62;
uint64_t _priv2 : 2;
uint64_t _offset : 62;
uint32_t _priv3;
uint64_t _data;
};
public:
NSArrayMSyntheticFrontEnd_109 (lldb::ValueObjectSP valobj_sp);
virtual bool
Update();
virtual
~NSArrayMSyntheticFrontEnd_109 ();
protected:
virtual lldb::addr_t
GetDataAddress ();
virtual uint64_t
GetUsedCount ();
virtual uint64_t
GetOffset ();
virtual uint64_t
GetSize ();
private:
DataDescriptor_32 *m_data_32;
DataDescriptor_64 *m_data_64;
};
class NSArrayMSyntheticFrontEnd_1010 : public NSArrayMSyntheticFrontEnd
{
private:
struct DataDescriptor_32
{
uint32_t _used;
uint32_t _offset;
uint32_t _size : 28;
uint64_t _priv1 : 4;
uint32_t _priv2;
uint32_t _data;
};
struct DataDescriptor_64
{
uint64_t _used;
uint64_t _offset;
uint64_t _size : 60;
uint64_t _priv1 : 4;
uint32_t _priv2;
uint64_t _data;
};
public:
NSArrayMSyntheticFrontEnd_1010 (lldb::ValueObjectSP valobj_sp);
virtual bool
Update();
virtual
~NSArrayMSyntheticFrontEnd_1010 ();
protected:
virtual lldb::addr_t
GetDataAddress ();
virtual uint64_t
GetUsedCount ();
virtual uint64_t
GetOffset ();
virtual uint64_t
GetSize ();
private:
DataDescriptor_32 *m_data_32;
DataDescriptor_64 *m_data_64;
};
class NSArrayISyntheticFrontEnd : public SyntheticChildrenFrontEnd
{
public:
NSArrayISyntheticFrontEnd (lldb::ValueObjectSP valobj_sp);
virtual size_t
CalculateNumChildren ();
virtual lldb::ValueObjectSP
GetChildAtIndex (size_t idx);
virtual bool
Update();
virtual bool
MightHaveChildren ();
virtual size_t
GetIndexOfChildWithName (const ConstString &name);
virtual
~NSArrayISyntheticFrontEnd ();
private:
ExecutionContextRef m_exe_ctx_ref;
uint8_t m_ptr_size;
uint64_t m_items;
lldb::addr_t m_data_ptr;
ClangASTType m_id_type;
std::vector<lldb::ValueObjectSP> m_children;
};
class NSArrayCodeRunningSyntheticFrontEnd : public SyntheticChildrenFrontEnd
{
public:
NSArrayCodeRunningSyntheticFrontEnd (lldb::ValueObjectSP valobj_sp);
virtual size_t
CalculateNumChildren ();
virtual lldb::ValueObjectSP
GetChildAtIndex (size_t idx);
virtual bool
Update();
virtual bool
MightHaveChildren ();
virtual size_t
GetIndexOfChildWithName (const ConstString &name);
virtual
~NSArrayCodeRunningSyntheticFrontEnd ();
};
}
}
bool
lldb_private::formatters::NSArraySummaryProvider (ValueObject& valobj, Stream& stream, const TypeSummaryOptions& options)
{
ProcessSP process_sp = valobj.GetProcessSP();
if (!process_sp)
return false;
ObjCLanguageRuntime* runtime = (ObjCLanguageRuntime*)process_sp->GetLanguageRuntime(lldb::eLanguageTypeObjC);
if (!runtime)
return false;
ObjCLanguageRuntime::ClassDescriptorSP descriptor(runtime->GetClassDescriptor(valobj));
if (!descriptor.get() || !descriptor->IsValid())
return false;
uint32_t ptr_size = process_sp->GetAddressByteSize();
lldb::addr_t valobj_addr = valobj.GetValueAsUnsigned(0);
if (!valobj_addr)
return false;
uint64_t value = 0;
const char* class_name = descriptor->GetClassName().GetCString();
if (!class_name || !*class_name)
return false;
if (!strcmp(class_name,"__NSArrayI"))
{
Error error;
value = process_sp->ReadUnsignedIntegerFromMemory(valobj_addr + ptr_size, ptr_size, 0, error);
if (error.Fail())
return false;
}
else if (!strcmp(class_name,"__NSArrayM"))
{
Error error;
value = process_sp->ReadUnsignedIntegerFromMemory(valobj_addr + ptr_size, ptr_size, 0, error);
if (error.Fail())
return false;
}
else if (!strcmp(class_name,"__NSCFArray"))
{
Error error;
value = process_sp->ReadUnsignedIntegerFromMemory(valobj_addr + 2 * ptr_size, ptr_size, 0, error);
if (error.Fail())
return false;
}
else
{
if (!ExtractValueFromObjCExpression(valobj, "int", "count", value))
return false;
}
stream.Printf("@\"%" PRIu64 " object%s\"",
value,
value == 1 ? "" : "s");
return true;
}
lldb_private::formatters::NSArrayMSyntheticFrontEnd::NSArrayMSyntheticFrontEnd (lldb::ValueObjectSP valobj_sp) :
SyntheticChildrenFrontEnd(*valobj_sp),
m_exe_ctx_ref(),
m_ptr_size(8),
m_id_type(),
m_children()
{
if (valobj_sp)
{
clang::ASTContext *ast = valobj_sp->GetExecutionContextRef().GetTargetSP()->GetScratchClangASTContext()->getASTContext();
if (ast)
m_id_type = ClangASTType(ast, ast->ObjCBuiltinIdTy);
if (valobj_sp->GetProcessSP())
m_ptr_size = valobj_sp->GetProcessSP()->GetAddressByteSize();
}
}
lldb_private::formatters::NSArrayMSyntheticFrontEnd_109::NSArrayMSyntheticFrontEnd_109 (lldb::ValueObjectSP valobj_sp) :
NSArrayMSyntheticFrontEnd(valobj_sp),
m_data_32(NULL),
m_data_64(NULL)
{
}
lldb_private::formatters::NSArrayMSyntheticFrontEnd_1010::NSArrayMSyntheticFrontEnd_1010 (lldb::ValueObjectSP valobj_sp) :
NSArrayMSyntheticFrontEnd(valobj_sp),
m_data_32(NULL),
m_data_64(NULL)
{
}
size_t
lldb_private::formatters::NSArrayMSyntheticFrontEnd::CalculateNumChildren ()
{
return GetUsedCount();
}
lldb::ValueObjectSP
lldb_private::formatters::NSArrayMSyntheticFrontEnd::GetChildAtIndex (size_t idx)
{
if (idx >= CalculateNumChildren())
return lldb::ValueObjectSP();
lldb::addr_t object_at_idx = GetDataAddress();
size_t pyhs_idx = idx;
pyhs_idx += GetOffset();
if (GetSize() <= pyhs_idx)
pyhs_idx -= GetSize();
object_at_idx += (pyhs_idx * m_ptr_size);
StreamString idx_name;
idx_name.Printf("[%" PRIu64 "]", (uint64_t)idx);
lldb::ValueObjectSP retval_sp = CreateValueObjectFromAddress(idx_name.GetData(),
object_at_idx,
m_exe_ctx_ref,
m_id_type);
m_children.push_back(retval_sp);
return retval_sp;
}
bool
lldb_private::formatters::NSArrayMSyntheticFrontEnd_109::Update()
{
m_children.clear();
ValueObjectSP valobj_sp = m_backend.GetSP();
m_ptr_size = 0;
delete m_data_32;
m_data_32 = NULL;
delete m_data_64;
m_data_64 = NULL;
if (!valobj_sp)
return false;
m_exe_ctx_ref = valobj_sp->GetExecutionContextRef();
Error error;
error.Clear();
lldb::ProcessSP process_sp(valobj_sp->GetProcessSP());
if (!process_sp)
return false;
m_ptr_size = process_sp->GetAddressByteSize();
uint64_t data_location = valobj_sp->GetValueAsUnsigned(0) + m_ptr_size;
if (m_ptr_size == 4)
{
m_data_32 = new DataDescriptor_32();
process_sp->ReadMemory (data_location, m_data_32, sizeof(DataDescriptor_32), error);
}
else
{
m_data_64 = new DataDescriptor_64();
process_sp->ReadMemory (data_location, m_data_64, sizeof(DataDescriptor_64), error);
}
if (error.Fail())
return false;
return false;
}
bool
lldb_private::formatters::NSArrayMSyntheticFrontEnd_1010::Update()
{
m_children.clear();
ValueObjectSP valobj_sp = m_backend.GetSP();
m_ptr_size = 0;
delete m_data_32;
m_data_32 = NULL;
delete m_data_64;
m_data_64 = NULL;
if (!valobj_sp)
return false;
m_exe_ctx_ref = valobj_sp->GetExecutionContextRef();
Error error;
error.Clear();
lldb::ProcessSP process_sp(valobj_sp->GetProcessSP());
if (!process_sp)
return false;
m_ptr_size = process_sp->GetAddressByteSize();
uint64_t data_location = valobj_sp->GetValueAsUnsigned(0) + m_ptr_size;
if (m_ptr_size == 4)
{
m_data_32 = new DataDescriptor_32();
process_sp->ReadMemory (data_location, m_data_32, sizeof(DataDescriptor_32), error);
}
else
{
m_data_64 = new DataDescriptor_64();
process_sp->ReadMemory (data_location, m_data_64, sizeof(DataDescriptor_64), error);
}
if (error.Fail())
return false;
return false;
}
bool
lldb_private::formatters::NSArrayMSyntheticFrontEnd::MightHaveChildren ()
{
return true;
}
size_t
lldb_private::formatters::NSArrayMSyntheticFrontEnd::GetIndexOfChildWithName (const ConstString &name)
{
const char* item_name = name.GetCString();
uint32_t idx = ExtractIndexFromString(item_name);
if (idx < UINT32_MAX && idx >= CalculateNumChildren())
return UINT32_MAX;
return idx;
}
lldb::addr_t
lldb_private::formatters::NSArrayMSyntheticFrontEnd_109::GetDataAddress ()
{
if (!m_data_32 && !m_data_64)
return LLDB_INVALID_ADDRESS;
return m_data_32 ? m_data_32->_data :
m_data_64->_data;
}
uint64_t
lldb_private::formatters::NSArrayMSyntheticFrontEnd_109::GetUsedCount ()
{
if (!m_data_32 && !m_data_64)
return 0;
return m_data_32 ? m_data_32->_used :
m_data_64->_used;
}
uint64_t
lldb_private::formatters::NSArrayMSyntheticFrontEnd_109::GetOffset ()
{
if (!m_data_32 && !m_data_64)
return 0;
return m_data_32 ? m_data_32->_offset :
m_data_64->_offset;
}
uint64_t
lldb_private::formatters::NSArrayMSyntheticFrontEnd_109::GetSize ()
{
if (!m_data_32 && !m_data_64)
return 0;
return m_data_32 ? m_data_32->_size :
m_data_64->_size;
}
lldb_private::formatters::NSArrayMSyntheticFrontEnd_109::~NSArrayMSyntheticFrontEnd_109 ()
{
delete m_data_32;
m_data_32 = NULL;
delete m_data_64;
m_data_64 = NULL;
}
lldb::addr_t
lldb_private::formatters::NSArrayMSyntheticFrontEnd_1010::GetDataAddress ()
{
if (!m_data_32 && !m_data_64)
return LLDB_INVALID_ADDRESS;
return m_data_32 ? m_data_32->_data :
m_data_64->_data;
}
uint64_t
lldb_private::formatters::NSArrayMSyntheticFrontEnd_1010::GetUsedCount ()
{
if (!m_data_32 && !m_data_64)
return 0;
return m_data_32 ? m_data_32->_used :
m_data_64->_used;
}
uint64_t
lldb_private::formatters::NSArrayMSyntheticFrontEnd_1010::GetOffset ()
{
if (!m_data_32 && !m_data_64)
return 0;
return m_data_32 ? m_data_32->_offset :
m_data_64->_offset;
}
uint64_t
lldb_private::formatters::NSArrayMSyntheticFrontEnd_1010::GetSize ()
{
if (!m_data_32 && !m_data_64)
return 0;
return m_data_32 ? m_data_32->_size :
m_data_64->_size;
}
lldb_private::formatters::NSArrayMSyntheticFrontEnd_1010::~NSArrayMSyntheticFrontEnd_1010 ()
{
delete m_data_32;
m_data_32 = NULL;
delete m_data_64;
m_data_64 = NULL;
}
lldb_private::formatters::NSArrayISyntheticFrontEnd::NSArrayISyntheticFrontEnd (lldb::ValueObjectSP valobj_sp) :
SyntheticChildrenFrontEnd (*valobj_sp.get()),
m_exe_ctx_ref (),
m_ptr_size (8),
m_items (0),
m_data_ptr (0)
{
if (valobj_sp)
{
clang::ASTContext *ast = valobj_sp->GetClangType().GetASTContext();
if (ast)
m_id_type = ClangASTType(ast, ast->ObjCBuiltinIdTy);
}
}
lldb_private::formatters::NSArrayISyntheticFrontEnd::~NSArrayISyntheticFrontEnd ()
{
}
size_t
lldb_private::formatters::NSArrayISyntheticFrontEnd::GetIndexOfChildWithName (const ConstString &name)
{
const char* item_name = name.GetCString();
uint32_t idx = ExtractIndexFromString(item_name);
if (idx < UINT32_MAX && idx >= CalculateNumChildren())
return UINT32_MAX;
return idx;
}
size_t
lldb_private::formatters::NSArrayISyntheticFrontEnd::CalculateNumChildren ()
{
return m_items;
}
bool
lldb_private::formatters::NSArrayISyntheticFrontEnd::Update()
{
m_ptr_size = 0;
m_items = 0;
m_data_ptr = 0;
m_children.clear();
ValueObjectSP valobj_sp = m_backend.GetSP();
if (!valobj_sp)
return false;
m_exe_ctx_ref = valobj_sp->GetExecutionContextRef();
Error error;
error.Clear();
lldb::ProcessSP process_sp(valobj_sp->GetProcessSP());
if (!process_sp)
return false;
m_ptr_size = process_sp->GetAddressByteSize();
uint64_t data_location = valobj_sp->GetValueAsUnsigned(0) + m_ptr_size;
m_items = process_sp->ReadPointerFromMemory(data_location, error);
if (error.Fail())
return false;
m_data_ptr = data_location+m_ptr_size;
return false;
}
bool
lldb_private::formatters::NSArrayISyntheticFrontEnd::MightHaveChildren ()
{
return true;
}
lldb::ValueObjectSP
lldb_private::formatters::NSArrayISyntheticFrontEnd::GetChildAtIndex (size_t idx)
{
if (idx >= CalculateNumChildren())
return lldb::ValueObjectSP();
lldb::addr_t object_at_idx = m_data_ptr;
object_at_idx += (idx * m_ptr_size);
ProcessSP process_sp = m_exe_ctx_ref.GetProcessSP();
if (!process_sp)
return lldb::ValueObjectSP();
Error error;
if (error.Fail())
return lldb::ValueObjectSP();
StreamString idx_name;
idx_name.Printf("[%" PRIu64 "]", (uint64_t)idx);
lldb::ValueObjectSP retval_sp = CreateValueObjectFromAddress(idx_name.GetData(),
object_at_idx,
m_exe_ctx_ref,
m_id_type);
m_children.push_back(retval_sp);
return retval_sp;
}
SyntheticChildrenFrontEnd* lldb_private::formatters::NSArraySyntheticFrontEndCreator (CXXSyntheticChildren*, lldb::ValueObjectSP valobj_sp)
{
return nullptr; // Avoid need for AppleObjCRuntime on FreeBSD
#if 0
if (!valobj_sp)
return nullptr;
lldb::ProcessSP process_sp (valobj_sp->GetProcessSP());
if (!process_sp)
return NULL;
AppleObjCRuntime *runtime = (AppleObjCRuntime*)process_sp->GetLanguageRuntime(lldb::eLanguageTypeObjC);
if (!runtime)
return NULL;
ClangASTType valobj_type(valobj_sp->GetClangType());
Flags flags(valobj_type.GetTypeInfo());
if (flags.IsClear(eTypeIsPointer))
{
Error error;
valobj_sp = valobj_sp->AddressOf(error);
if (error.Fail() || !valobj_sp)
return NULL;
}
ObjCLanguageRuntime::ClassDescriptorSP descriptor(runtime->GetClassDescriptor(*valobj_sp.get()));
if (!descriptor.get() || !descriptor->IsValid())
return NULL;
const char* class_name = descriptor->GetClassName().GetCString();
if (!class_name || !*class_name)
return NULL;
if (!strcmp(class_name,"__NSArrayI"))
{
return (new NSArrayISyntheticFrontEnd(valobj_sp));
}
else if (!strcmp(class_name,"__NSArrayM"))
{
if (runtime->GetFoundationVersion() >= 1100)
return (new NSArrayMSyntheticFrontEnd_1010(valobj_sp));
else
return (new NSArrayMSyntheticFrontEnd_109(valobj_sp));
}
else
{
return (new NSArrayCodeRunningSyntheticFrontEnd(valobj_sp));
}
#endif
}
lldb_private::formatters::NSArrayCodeRunningSyntheticFrontEnd::NSArrayCodeRunningSyntheticFrontEnd (lldb::ValueObjectSP valobj_sp) :
SyntheticChildrenFrontEnd(*valobj_sp.get())
{}
size_t
lldb_private::formatters::NSArrayCodeRunningSyntheticFrontEnd::CalculateNumChildren ()
{
uint64_t count = 0;
if (ExtractValueFromObjCExpression(m_backend, "int", "count", count))
return count;
return 0;
}
lldb::ValueObjectSP
lldb_private::formatters::NSArrayCodeRunningSyntheticFrontEnd::GetChildAtIndex (size_t idx)
{
StreamString idx_name;
idx_name.Printf("[%" PRIu64 "]", (uint64_t)idx);
lldb::ValueObjectSP valobj_sp = CallSelectorOnObject(m_backend,"id","objectAtIndex:",idx);
if (valobj_sp)
valobj_sp->SetName(ConstString(idx_name.GetData()));
return valobj_sp;
}
bool
lldb_private::formatters::NSArrayCodeRunningSyntheticFrontEnd::Update()
{
return false;
}
bool
lldb_private::formatters::NSArrayCodeRunningSyntheticFrontEnd::MightHaveChildren ()
{
return true;
}
size_t
lldb_private::formatters::NSArrayCodeRunningSyntheticFrontEnd::GetIndexOfChildWithName (const ConstString &name)
{
return 0;
}
lldb_private::formatters::NSArrayCodeRunningSyntheticFrontEnd::~NSArrayCodeRunningSyntheticFrontEnd ()
{}

665
contrib/llvm/tools/lldb/source/Plugins/Process/FreeBSD/POSIXThread.cpp
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@ -1,665 +0,0 @@
//===-- POSIXThread.cpp -----------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// C Includes
#include <errno.h>
// C++ Includes
// Other libraries and framework includes
// Project includes
#include "lldb/Breakpoint/Watchpoint.h"
#include "lldb/Breakpoint/BreakpointLocation.h"
#include "lldb/Core/Debugger.h"
#include "lldb/Core/State.h"
#include "lldb/Host/Host.h"
#include "lldb/Host/HostNativeThread.h"
#include "lldb/Host/HostInfo.h"
#include "lldb/Target/Process.h"
#include "lldb/Target/StopInfo.h"
#include "lldb/Target/Target.h"
#include "lldb/Target/ThreadSpec.h"
#include "llvm/ADT/SmallString.h"
#include "POSIXStopInfo.h"
#include "POSIXThread.h"
#include "ProcessPOSIX.h"
#include "ProcessPOSIXLog.h"
#include "ProcessMonitor.h"
#include "RegisterContextPOSIXProcessMonitor_arm.h"
#include "RegisterContextPOSIXProcessMonitor_arm64.h"
#include "RegisterContextPOSIXProcessMonitor_mips64.h"
#include "RegisterContextPOSIXProcessMonitor_powerpc.h"
#include "RegisterContextPOSIXProcessMonitor_x86.h"
#include "Plugins/Process/Utility/RegisterContextFreeBSD_arm.h"
#include "Plugins/Process/Utility/RegisterContextFreeBSD_arm64.h"
#include "Plugins/Process/Utility/RegisterContextFreeBSD_i386.h"
#include "Plugins/Process/Utility/RegisterContextFreeBSD_mips64.h"
#include "Plugins/Process/Utility/RegisterContextFreeBSD_powerpc.h"
#include "Plugins/Process/Utility/RegisterContextFreeBSD_x86_64.h"
#include "Plugins/Process/Utility/UnwindLLDB.h"
using namespace lldb;
using namespace lldb_private;
POSIXThread::POSIXThread(Process &process, lldb::tid_t tid)
: Thread(process, tid),
m_frame_ap (),
m_breakpoint (),
m_thread_name_valid (false),
m_thread_name (),
m_posix_thread(NULL)
{
Log *log (ProcessPOSIXLog::GetLogIfAllCategoriesSet (POSIX_LOG_THREAD));
if (log && log->GetMask().Test(POSIX_LOG_VERBOSE))
log->Printf ("POSIXThread::%s (tid = %" PRIi64 ")", __FUNCTION__, tid);
// Set the current watchpoints for this thread.
Target &target = GetProcess()->GetTarget();
const WatchpointList &wp_list = target.GetWatchpointList();
size_t wp_size = wp_list.GetSize();
for (uint32_t wp_idx = 0; wp_idx < wp_size; wp_idx++)
{
lldb::WatchpointSP wp = wp_list.GetByIndex(wp_idx);
if (wp.get() && wp->IsEnabled())
{
// This watchpoint as been enabled; obviously this "new" thread
// has been created since that watchpoint was enabled. Since
// the POSIXBreakpointProtocol has yet to be initialized, its
// m_watchpoints_initialized member will be FALSE. Attempting to
// read the debug status register to determine if a watchpoint
// has been hit would result in the zeroing of that register.
// Since the active debug registers would have been cloned when
// this thread was created, simply force the m_watchpoints_initized
// member to TRUE and avoid resetting dr6 and dr7.
GetPOSIXBreakpointProtocol()->ForceWatchpointsInitialized();
}
}
}
POSIXThread::~POSIXThread()
{
DestroyThread();
}
ProcessMonitor &
POSIXThread::GetMonitor()
{
ProcessSP base = GetProcess();
ProcessPOSIX &process = static_cast<ProcessPOSIX&>(*base);
return process.GetMonitor();
}
void
POSIXThread::RefreshStateAfterStop()
{
// Invalidate all registers in our register context. We don't set "force" to
// true because the stop reply packet might have had some register values
// that were expedited and these will already be copied into the register
// context by the time this function gets called. The KDPRegisterContext
// class has been made smart enough to detect when it needs to invalidate
// which registers are valid by putting hooks in the register read and
// register supply functions where they check the process stop ID and do
// the right thing.
//if (StateIsStoppedState(GetState())
{
const bool force = false;
GetRegisterContext()->InvalidateIfNeeded (force);
}
}
const char *
POSIXThread::GetInfo()
{
return NULL;
}
void
POSIXThread::SetName (const char *name)
{
m_thread_name_valid = (name && name[0]);
if (m_thread_name_valid)
m_thread_name.assign (name);
else
m_thread_name.clear();
}
const char *
POSIXThread::GetName ()
{
if (!m_thread_name_valid)
{
llvm::SmallString<32> thread_name;
HostNativeThread::GetName(GetID(), thread_name);
m_thread_name = thread_name.c_str();
m_thread_name_valid = true;
}
if (m_thread_name.empty())
return NULL;
return m_thread_name.c_str();
}
lldb::RegisterContextSP
POSIXThread::GetRegisterContext()
{
if (!m_reg_context_sp)
{
m_posix_thread = NULL;
RegisterInfoInterface *reg_interface = NULL;
const ArchSpec &target_arch = GetProcess()->GetTarget().GetArchitecture();
switch (target_arch.GetTriple().getOS())
{
case llvm::Triple::FreeBSD:
switch (target_arch.GetMachine())
{
case llvm::Triple::aarch64:
reg_interface = new RegisterContextFreeBSD_arm64(target_arch);
break;
case llvm::Triple::arm:
reg_interface = new RegisterContextFreeBSD_arm(target_arch);
break;
case llvm::Triple::ppc:
#ifndef __powerpc64__
reg_interface = new RegisterContextFreeBSD_powerpc32(target_arch);
break;
#endif
case llvm::Triple::ppc64:
reg_interface = new RegisterContextFreeBSD_powerpc64(target_arch);
break;
case llvm::Triple::mips64:
reg_interface = new RegisterContextFreeBSD_mips64(target_arch);
break;
case llvm::Triple::x86:
reg_interface = new RegisterContextFreeBSD_i386(target_arch);
break;
case llvm::Triple::x86_64:
reg_interface = new RegisterContextFreeBSD_x86_64(target_arch);
break;
default:
break;
}
break;
default:
break;
}
assert(reg_interface && "OS or CPU not supported!");
switch (target_arch.GetMachine())
{
case llvm::Triple::aarch64:
{
RegisterContextPOSIXProcessMonitor_arm64 *reg_ctx = new RegisterContextPOSIXProcessMonitor_arm64(*this, 0, reg_interface);
m_posix_thread = reg_ctx;
m_reg_context_sp.reset(reg_ctx);
break;
}
case llvm::Triple::arm:
{
RegisterContextPOSIXProcessMonitor_arm *reg_ctx = new RegisterContextPOSIXProcessMonitor_arm(*this, 0, reg_interface);
m_posix_thread = reg_ctx;
m_reg_context_sp.reset(reg_ctx);
break;
}
case llvm::Triple::mips64:
{
RegisterContextPOSIXProcessMonitor_mips64 *reg_ctx = new RegisterContextPOSIXProcessMonitor_mips64(*this, 0, reg_interface);
m_posix_thread = reg_ctx;
m_reg_context_sp.reset(reg_ctx);
break;
}
case llvm::Triple::ppc:
case llvm::Triple::ppc64:
{
RegisterContextPOSIXProcessMonitor_powerpc *reg_ctx = new RegisterContextPOSIXProcessMonitor_powerpc(*this, 0, reg_interface);
m_posix_thread = reg_ctx;
m_reg_context_sp.reset(reg_ctx);
break;
}
case llvm::Triple::x86:
case llvm::Triple::x86_64:
{
RegisterContextPOSIXProcessMonitor_x86_64 *reg_ctx = new RegisterContextPOSIXProcessMonitor_x86_64(*this, 0, reg_interface);
m_posix_thread = reg_ctx;
m_reg_context_sp.reset(reg_ctx);
break;
}
default:
break;
}
}
return m_reg_context_sp;
}
lldb::RegisterContextSP
POSIXThread::CreateRegisterContextForFrame(lldb_private::StackFrame *frame)
{
lldb::RegisterContextSP reg_ctx_sp;
uint32_t concrete_frame_idx = 0;
Log *log (ProcessPOSIXLog::GetLogIfAllCategoriesSet (POSIX_LOG_THREAD));
if (log && log->GetMask().Test(POSIX_LOG_VERBOSE))
log->Printf ("POSIXThread::%s ()", __FUNCTION__);
if (frame)
concrete_frame_idx = frame->GetConcreteFrameIndex();
if (concrete_frame_idx == 0)
reg_ctx_sp = GetRegisterContext();
else
{
assert(GetUnwinder());
reg_ctx_sp = GetUnwinder()->CreateRegisterContextForFrame(frame);
}
return reg_ctx_sp;
}
lldb::addr_t
POSIXThread::GetThreadPointer ()
{
ProcessMonitor &monitor = GetMonitor();
addr_t addr;
if (monitor.ReadThreadPointer (GetID(), addr))
return addr;
else
return LLDB_INVALID_ADDRESS;
}
bool
POSIXThread::CalculateStopInfo()
{
SetStopInfo (m_stop_info_sp);
return true;
}
Unwind *
POSIXThread::GetUnwinder()
{
if (m_unwinder_ap.get() == NULL)
m_unwinder_ap.reset(new UnwindLLDB(*this));
return m_unwinder_ap.get();
}
void
POSIXThread::DidStop()
{
// Don't set the thread state to stopped unless we really stopped.
}
bool
POSIXThread::Resume()
{
lldb::StateType resume_state = GetResumeState();
ProcessMonitor &monitor = GetMonitor();
bool status;
Log *log (ProcessPOSIXLog::GetLogIfAllCategoriesSet (POSIX_LOG_THREAD));
if (log)
log->Printf ("POSIXThread::%s (), resume_state = %s", __FUNCTION__,
StateAsCString(resume_state));
switch (resume_state)
{
default:
assert(false && "Unexpected state for resume!");
status = false;
break;
case lldb::eStateRunning:
SetState(resume_state);
status = monitor.Resume(GetID(), GetResumeSignal());
break;
case lldb::eStateStepping:
SetState(resume_state);
status = monitor.SingleStep(GetID(), GetResumeSignal());
break;
case lldb::eStateStopped:
case lldb::eStateSuspended:
status = true;
break;
}
return status;
}
void
POSIXThread::Notify(const ProcessMessage &message)
{
Log *log (ProcessPOSIXLog::GetLogIfAllCategoriesSet (POSIX_LOG_THREAD));
if (log)
log->Printf ("POSIXThread::%s () message kind = '%s' for tid %" PRIu64,
__FUNCTION__, message.PrintKind(), GetID());
switch (message.GetKind())
{
default:
assert(false && "Unexpected message kind!");
break;
case ProcessMessage::eExitMessage:
// Nothing to be done.
break;
case ProcessMessage::eLimboMessage:
LimboNotify(message);
break;
case ProcessMessage::eSignalMessage:
SignalNotify(message);
break;
case ProcessMessage::eSignalDeliveredMessage:
SignalDeliveredNotify(message);
break;
case ProcessMessage::eTraceMessage:
TraceNotify(message);
break;
case ProcessMessage::eBreakpointMessage:
BreakNotify(message);
break;
case ProcessMessage::eWatchpointMessage:
WatchNotify(message);
break;
case ProcessMessage::eCrashMessage:
CrashNotify(message);
break;
case ProcessMessage::eNewThreadMessage:
ThreadNotify(message);
break;
case ProcessMessage::eExecMessage:
ExecNotify(message);
break;
}
}
bool
POSIXThread::EnableHardwareWatchpoint(Watchpoint *wp)
{
bool wp_set = false;
if (wp)
{
addr_t wp_addr = wp->GetLoadAddress();
size_t wp_size = wp->GetByteSize();
bool wp_read = wp->WatchpointRead();
bool wp_write = wp->WatchpointWrite();
uint32_t wp_hw_index = wp->GetHardwareIndex();
POSIXBreakpointProtocol* reg_ctx = GetPOSIXBreakpointProtocol();
if (reg_ctx)
wp_set = reg_ctx->SetHardwareWatchpointWithIndex(wp_addr, wp_size,
wp_read, wp_write,
wp_hw_index);
}
return wp_set;
}
bool
POSIXThread::DisableHardwareWatchpoint(Watchpoint *wp)
{
bool result = false;
if (wp)
{
lldb::RegisterContextSP reg_ctx_sp = GetRegisterContext();
if (reg_ctx_sp.get())
result = reg_ctx_sp->ClearHardwareWatchpoint(wp->GetHardwareIndex());
}
return result;
}
uint32_t
POSIXThread::NumSupportedHardwareWatchpoints()
{
lldb::RegisterContextSP reg_ctx_sp = GetRegisterContext();
if (reg_ctx_sp.get())
return reg_ctx_sp->NumSupportedHardwareWatchpoints();
return 0;
}
uint32_t
POSIXThread::FindVacantWatchpointIndex()
{
uint32_t hw_index = LLDB_INVALID_INDEX32;
uint32_t num_hw_wps = NumSupportedHardwareWatchpoints();
uint32_t wp_idx;
POSIXBreakpointProtocol* reg_ctx = GetPOSIXBreakpointProtocol();
if (reg_ctx)
{
for (wp_idx = 0; wp_idx < num_hw_wps; wp_idx++)
{
if (reg_ctx->IsWatchpointVacant(wp_idx))
{
hw_index = wp_idx;
break;
}
}
}
return hw_index;
}
void
POSIXThread::BreakNotify(const ProcessMessage &message)
{
bool status;
Log *log (ProcessPOSIXLog::GetLogIfAllCategoriesSet (POSIX_LOG_THREAD));
assert(GetRegisterContext());
status = GetPOSIXBreakpointProtocol()->UpdateAfterBreakpoint();
assert(status && "Breakpoint update failed!");
// With our register state restored, resolve the breakpoint object
// corresponding to our current PC.
assert(GetRegisterContext());
lldb::addr_t pc = GetRegisterContext()->GetPC();
if (log)
log->Printf ("POSIXThread::%s () PC=0x%8.8" PRIx64, __FUNCTION__, pc);
lldb::BreakpointSiteSP bp_site(GetProcess()->GetBreakpointSiteList().FindByAddress(pc));
// If the breakpoint is for this thread, then we'll report the hit, but if it is for another thread,
// we create a stop reason with should_stop=false. If there is no breakpoint location, then report
// an invalid stop reason. We don't need to worry about stepping over the breakpoint here, that will
// be taken care of when the thread resumes and notices that there's a breakpoint under the pc.
if (bp_site)
{
lldb::break_id_t bp_id = bp_site->GetID();
// If we have an operating system plug-in, we might have set a thread specific breakpoint using the
// operating system thread ID, so we can't make any assumptions about the thread ID so we must always
// report the breakpoint regardless of the thread.
if (bp_site->ValidForThisThread(this) || GetProcess()->GetOperatingSystem () != NULL)
SetStopInfo (StopInfo::CreateStopReasonWithBreakpointSiteID(*this, bp_id));
else
{
const bool should_stop = false;
SetStopInfo (StopInfo::CreateStopReasonWithBreakpointSiteID(*this, bp_id, should_stop));
}
}
else
SetStopInfo(StopInfoSP());
}
void
POSIXThread::WatchNotify(const ProcessMessage &message)
{
Log *log (ProcessPOSIXLog::GetLogIfAllCategoriesSet (POSIX_LOG_THREAD));
lldb::addr_t halt_addr = message.GetHWAddress();
if (log)
log->Printf ("POSIXThread::%s () Hardware Watchpoint Address = 0x%8.8"
PRIx64, __FUNCTION__, halt_addr);
POSIXBreakpointProtocol* reg_ctx = GetPOSIXBreakpointProtocol();
if (reg_ctx)
{
uint32_t num_hw_wps = reg_ctx->NumSupportedHardwareWatchpoints();
uint32_t wp_idx;
for (wp_idx = 0; wp_idx < num_hw_wps; wp_idx++)
{
if (reg_ctx->IsWatchpointHit(wp_idx))
{
// Clear the watchpoint hit here
reg_ctx->ClearWatchpointHits();
break;
}
}
if (wp_idx == num_hw_wps)
return;
Target &target = GetProcess()->GetTarget();
lldb::addr_t wp_monitor_addr = reg_ctx->GetWatchpointAddress(wp_idx);
const WatchpointList &wp_list = target.GetWatchpointList();
lldb::WatchpointSP wp_sp = wp_list.FindByAddress(wp_monitor_addr);
assert(wp_sp.get() && "No watchpoint found");
SetStopInfo (StopInfo::CreateStopReasonWithWatchpointID(*this,
wp_sp->GetID()));
}
}
void
POSIXThread::TraceNotify(const ProcessMessage &message)
{
POSIXBreakpointProtocol* reg_ctx = GetPOSIXBreakpointProtocol();
if (reg_ctx)
{
uint32_t num_hw_wps = reg_ctx->NumSupportedHardwareWatchpoints();
uint32_t wp_idx;
for (wp_idx = 0; wp_idx < num_hw_wps; wp_idx++)
{
if (reg_ctx->IsWatchpointHit(wp_idx))
{
WatchNotify(message);
return;
}
}
}
SetStopInfo (StopInfo::CreateStopReasonToTrace(*this));
}
void
POSIXThread::LimboNotify(const ProcessMessage &message)
{
SetStopInfo (lldb::StopInfoSP(new POSIXLimboStopInfo(*this)));
}
void
POSIXThread::SignalNotify(const ProcessMessage &message)
{
int signo = message.GetSignal();
SetStopInfo (StopInfo::CreateStopReasonWithSignal(*this, signo));
}
void
POSIXThread::SignalDeliveredNotify(const ProcessMessage &message)
{
int signo = message.GetSignal();
SetStopInfo (StopInfo::CreateStopReasonWithSignal(*this, signo));
}
void
POSIXThread::CrashNotify(const ProcessMessage &message)
{
// FIXME: Update stop reason as per bugzilla 14598
int signo = message.GetSignal();
assert(message.GetKind() == ProcessMessage::eCrashMessage);
Log *log (ProcessPOSIXLog::GetLogIfAllCategoriesSet (POSIX_LOG_THREAD));
if (log)
log->Printf ("POSIXThread::%s () signo = %i, reason = '%s'",
__FUNCTION__, signo, message.PrintCrashReason());
SetStopInfo (lldb::StopInfoSP(new POSIXCrashStopInfo(*this, signo,
message.GetCrashReason(),
message.GetFaultAddress())));
}
void
POSIXThread::ThreadNotify(const ProcessMessage &message)
{
SetStopInfo (lldb::StopInfoSP(new POSIXNewThreadStopInfo(*this)));
}
unsigned
POSIXThread::GetRegisterIndexFromOffset(unsigned offset)
{
unsigned reg = LLDB_INVALID_REGNUM;
ArchSpec arch = HostInfo::GetArchitecture();
switch (arch.GetMachine())
{
default:
llvm_unreachable("CPU type not supported!");
break;
case llvm::Triple::aarch64:
case llvm::Triple::arm:
case llvm::Triple::mips64:
case llvm::Triple::ppc:
case llvm::Triple::ppc64:
case llvm::Triple::x86:
case llvm::Triple::x86_64:
{
POSIXBreakpointProtocol* reg_ctx = GetPOSIXBreakpointProtocol();
reg = reg_ctx->GetRegisterIndexFromOffset(offset);
}
break;
}
return reg;
}
void
POSIXThread::ExecNotify(const ProcessMessage &message)
{
SetStopInfo (StopInfo::CreateStopReasonWithExec(*this));
}
const char *
POSIXThread::GetRegisterName(unsigned reg)
{
const char * name = nullptr;
ArchSpec arch = HostInfo::GetArchitecture();
switch (arch.GetMachine())
{
default:
assert(false && "CPU type not supported!");
break;
case llvm::Triple::aarch64:
case llvm::Triple::arm:
case llvm::Triple::mips64:
case llvm::Triple::ppc:
case llvm::Triple::ppc64:
case llvm::Triple::x86:
case llvm::Triple::x86_64:
name = GetRegisterContext()->GetRegisterName(reg);
break;
}
return name;
}
const char *
POSIXThread::GetRegisterNameFromOffset(unsigned offset)
{
return GetRegisterName(GetRegisterIndexFromOffset(offset));
}

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contrib/llvm/tools/lldb/source/Plugins/Process/FreeBSD/ProcessPOSIX.h
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@ -1,205 +0,0 @@
//===-- ProcessPOSIX.h ------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef liblldb_ProcessPOSIX_H_
#define liblldb_ProcessPOSIX_H_
// C Includes
// C++ Includes
#include <queue>
#include <set>
// Other libraries and framework includes
#include "lldb/Target/Process.h"
#include "Plugins/Process/POSIX/ProcessMessage.h"
class ProcessMonitor;
class POSIXThread;
class ProcessPOSIX :
public lldb_private::Process
{
public:
//------------------------------------------------------------------
// Constructors and destructors
//------------------------------------------------------------------
ProcessPOSIX(lldb_private::Target& target,
lldb_private::Listener &listener,
lldb::UnixSignalsSP &unix_signals_sp);
virtual
~ProcessPOSIX();
//------------------------------------------------------------------
// Process protocol.
//------------------------------------------------------------------
void
Finalize() override;
bool
CanDebug(lldb_private::Target &target, bool plugin_specified_by_name) override;
lldb_private::Error
WillLaunch(lldb_private::Module *module) override;
lldb_private::Error
DoAttachToProcessWithID (lldb::pid_t pid, const lldb_private::ProcessAttachInfo &attach_info) override;
lldb_private::Error
DoLaunch (lldb_private::Module *exe_module,
lldb_private::ProcessLaunchInfo &launch_info) override;
void
DidLaunch() override;
lldb_private::Error
DoResume() override;
lldb_private::Error
DoHalt(bool &caused_stop) override;
lldb_private::Error
DoDetach(bool keep_stopped) override = 0;
lldb_private::Error
DoSignal(int signal) override;
lldb_private::Error
DoDestroy() override;
void
DoDidExec() override;
void
RefreshStateAfterStop() override;
bool
IsAlive() override;
size_t
DoReadMemory(lldb::addr_t vm_addr,
void *buf,
size_t size,
lldb_private::Error &error) override;
size_t
DoWriteMemory(lldb::addr_t vm_addr, const void *buf, size_t size,
lldb_private::Error &error) override;
lldb::addr_t
DoAllocateMemory(size_t size, uint32_t permissions,
lldb_private::Error &error) override;
lldb_private::Error
DoDeallocateMemory(lldb::addr_t ptr) override;
virtual size_t
GetSoftwareBreakpointTrapOpcode(lldb_private::BreakpointSite* bp_site);
lldb_private::Error
EnableBreakpointSite(lldb_private::BreakpointSite *bp_site) override;
lldb_private::Error
DisableBreakpointSite(lldb_private::BreakpointSite *bp_site) override;
lldb_private::Error
EnableWatchpoint(lldb_private::Watchpoint *wp, bool notify = true) override;
lldb_private::Error
DisableWatchpoint(lldb_private::Watchpoint *wp, bool notify = true) override;
lldb_private::Error
GetWatchpointSupportInfo(uint32_t &num) override;
lldb_private::Error
GetWatchpointSupportInfo(uint32_t &num, bool &after) override;
virtual uint32_t
UpdateThreadListIfNeeded();
bool
UpdateThreadList(lldb_private::ThreadList &old_thread_list,
lldb_private::ThreadList &new_thread_list) override = 0;
virtual lldb::ByteOrder
GetByteOrder() const;
lldb::addr_t
GetImageInfoAddress() override;
size_t
PutSTDIN(const char *buf, size_t len, lldb_private::Error &error) override;
const lldb::DataBufferSP
GetAuxvData () override;
//--------------------------------------------------------------------------
// ProcessPOSIX internal API.
/// Registers the given message with this process.
virtual void
SendMessage(const ProcessMessage &message);
ProcessMonitor &
GetMonitor() { assert(m_monitor); return *m_monitor; }
lldb_private::FileSpec
GetFileSpec(const lldb_private::FileAction *file_action,
const lldb_private::FileSpec &default_file_spec,
const lldb_private::FileSpec &dbg_pts_file_spec);
/// Adds the thread to the list of threads for which we have received the initial stopping signal.
/// The \p stop_tid parameter indicates the thread which the stop happened for.
bool
AddThreadForInitialStopIfNeeded(lldb::tid_t stop_tid);
bool
WaitingForInitialStop(lldb::tid_t stop_tid);
virtual POSIXThread *
CreateNewPOSIXThread(lldb_private::Process &process, lldb::tid_t tid);
protected:
/// Target byte order.
lldb::ByteOrder m_byte_order;
/// Process monitor;
ProcessMonitor *m_monitor;
/// The module we are executing.
lldb_private::Module *m_module;
/// Message queue notifying this instance of inferior process state changes.
lldb_private::Mutex m_message_mutex;
std::queue<ProcessMessage> m_message_queue;
/// Drive any exit events to completion.
bool m_exit_now;
/// Returns true if the process has exited.
bool HasExited();
/// Returns true if the process is stopped.
bool IsStopped();
/// Returns true if at least one running is currently running
bool IsAThreadRunning();
typedef std::map<lldb::addr_t, lldb::addr_t> MMapMap;
MMapMap m_addr_to_mmap_size;
typedef std::set<lldb::tid_t> ThreadStopSet;
/// Every thread begins with a stop signal. This keeps track
/// of the threads for which we have received the stop signal.
ThreadStopSet m_seen_initial_stop;
};
#endif // liblldb_MacOSXProcess_H_