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//===-- RegisterContextCorePOSIX_s390x.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/Core/DataExtractor.h"
#include "lldb/Core/RegisterValue.h"
#include "lldb/Target/Thread.h"
#include "RegisterContextPOSIXCore_s390x.h"
using namespace lldb_private;
RegisterContextCorePOSIX_s390x::RegisterContextCorePOSIX_s390x(Thread &thread, RegisterInfoInterface *register_info,
const DataExtractor &gpregset,
const DataExtractor &fpregset)
: RegisterContextPOSIX_s390x(thread, 0, register_info)
{
m_gpr_buffer.reset(new DataBufferHeap(gpregset.GetDataStart(), gpregset.GetByteSize()));
m_gpr.SetData(m_gpr_buffer);
m_gpr.SetByteOrder(gpregset.GetByteOrder());
m_fpr_buffer.reset(new DataBufferHeap(fpregset.GetDataStart(), fpregset.GetByteSize()));
m_fpr.SetData(m_fpr_buffer);
m_fpr.SetByteOrder(fpregset.GetByteOrder());
}
RegisterContextCorePOSIX_s390x::~RegisterContextCorePOSIX_s390x()
{
}
bool
RegisterContextCorePOSIX_s390x::ReadGPR()
{
return true;
}
bool
RegisterContextCorePOSIX_s390x::ReadFPR()
{
return true;
}
bool
RegisterContextCorePOSIX_s390x::WriteGPR()
{
assert(0);
return false;
}
bool
RegisterContextCorePOSIX_s390x::WriteFPR()
{
assert(0);
return false;
}
bool
RegisterContextCorePOSIX_s390x::ReadRegister(const RegisterInfo *reg_info, RegisterValue &value)
{
const uint32_t reg = reg_info->kinds[lldb::eRegisterKindLLDB];
if (reg == LLDB_INVALID_REGNUM)
return false;
if (IsGPR(reg))
{
lldb::offset_t offset = reg_info->byte_offset;
uint64_t v = m_gpr.GetMaxU64(&offset, reg_info->byte_size);
if (offset == reg_info->byte_offset + reg_info->byte_size)
{
value.SetUInt(v, reg_info->byte_size);
return true;
}
}
if (IsFPR(reg))
{
lldb::offset_t offset = reg_info->byte_offset;
uint64_t v = m_fpr.GetMaxU64(&offset, reg_info->byte_size);
if (offset == reg_info->byte_offset + reg_info->byte_size)
{
value.SetUInt(v, reg_info->byte_size);
return true;
}
}
return false;
}
bool
RegisterContextCorePOSIX_s390x::ReadAllRegisterValues(lldb::DataBufferSP &data_sp)
{
return false;
}
bool
RegisterContextCorePOSIX_s390x::WriteRegister(const RegisterInfo *reg_info, const RegisterValue &value)
{
return false;
}
bool
RegisterContextCorePOSIX_s390x::WriteAllRegisterValues(const lldb::DataBufferSP &data_sp)
{
return false;
}
bool
RegisterContextCorePOSIX_s390x::HardwareSingleStep(bool enable)
{
return false;
}
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