forked from OSchip/llvm-project
89 lines
2.2 KiB
C++
89 lines
2.2 KiB
C++
//===-- DNBArch.cpp ---------------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// Created by Greg Clayton on 6/24/07.
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//
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//===----------------------------------------------------------------------===//
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#include "DNBArch.h"
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#include <assert.h>
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#include <mach/mach.h>
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#include <map>
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#include "DNBLog.h"
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typedef std::map<uint32_t, DNBArchPluginInfo> CPUPluginInfoMap;
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static uint32_t g_current_cpu_type = 0;
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CPUPluginInfoMap g_arch_plugins;
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static const DNBArchPluginInfo *
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GetArchInfo ()
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{
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CPUPluginInfoMap::const_iterator pos = g_arch_plugins.find(g_current_cpu_type);
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if (pos != g_arch_plugins.end())
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return &pos->second;
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return NULL;
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}
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uint32_t
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DNBArchProtocol::GetArchitecture ()
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{
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return g_current_cpu_type;
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}
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bool
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DNBArchProtocol::SetArchitecture (uint32_t cpu_type)
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{
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g_current_cpu_type = cpu_type;
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bool result = g_arch_plugins.find(g_current_cpu_type) != g_arch_plugins.end();
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DNBLogThreadedIf (LOG_PROCESS, "DNBArchProtocol::SetDefaultArchitecture (cpu_type=0x%8.8x) => %i", cpu_type, result);
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return result;
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}
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void
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DNBArchProtocol::RegisterArchPlugin (const DNBArchPluginInfo &arch_info)
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{
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if (arch_info.cpu_type)
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g_arch_plugins[arch_info.cpu_type] = arch_info;
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}
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const DNBRegisterSetInfo *
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DNBArchProtocol::GetRegisterSetInfo (nub_size_t *num_reg_sets)
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{
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const DNBArchPluginInfo *arch_info = GetArchInfo ();
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if (arch_info)
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return arch_info->GetRegisterSetInfo (num_reg_sets);
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*num_reg_sets = 0;
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return NULL;
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}
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DNBArchProtocol *
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DNBArchProtocol::Create (MachThread *thread)
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{
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const DNBArchPluginInfo *arch_info = GetArchInfo ();
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if (arch_info)
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return arch_info->Create (thread);
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return NULL;
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}
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const uint8_t * const
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DNBArchProtocol::GetBreakpointOpcode (nub_size_t byte_size)
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{
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const DNBArchPluginInfo *arch_info = GetArchInfo ();
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if (arch_info)
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return arch_info->GetBreakpointOpcode (byte_size);
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return NULL;
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}
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