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//===-- RegisterInfoInterface.h --------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef lldb_RegisterInfoInterface_h
#define lldb_RegisterInfoInterface_h
#include "lldb/Utility/ArchSpec.h"
#include "lldb/lldb-private-types.h"
#include <vector>
namespace lldb_private {
///------------------------------------------------------------------------------
/// @class RegisterInfoInterface
///
/// RegisterInfo interface to patch RegisterInfo structure for archs.
///------------------------------------------------------------------------------
class RegisterInfoInterface {
public:
RegisterInfoInterface(const lldb_private::ArchSpec &target_arch)
: m_target_arch(target_arch) {}
virtual ~RegisterInfoInterface() {}
virtual size_t GetGPRSize() const = 0;
virtual const lldb_private::RegisterInfo *GetRegisterInfo() const = 0;
// Returns the number of registers including the user registers and the
// lldb internal registers also
virtual uint32_t GetRegisterCount() const = 0;
// Returns the number of the user registers (excluding the registers
// kept for lldb internal use only). Subclasses should override it if
// they belongs to an architecture with lldb internal registers.
virtual uint32_t GetUserRegisterCount() const { return GetRegisterCount(); }
const lldb_private::ArchSpec &GetTargetArchitecture() const {
return m_target_arch;
}
virtual const lldb_private::RegisterInfo *
GetDynamicRegisterInfo(const char *reg_name) const {
const std::vector<lldb_private::RegisterInfo> *d_register_infos =
GetDynamicRegisterInfoP();
if (d_register_infos != nullptr) {
std::vector<lldb_private::RegisterInfo>::const_iterator pos =
d_register_infos->begin();
for (; pos < d_register_infos->end(); pos++) {
if (::strcmp(reg_name, pos->name) == 0)
return (d_register_infos->data() + (pos - d_register_infos->begin()));
}
}
return nullptr;
}
virtual const std::vector<lldb_private::RegisterInfo> *
GetDynamicRegisterInfoP() const {
return nullptr;
}
public:
// FIXME make private.
lldb_private::ArchSpec m_target_arch;
};
}
#endif
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