1//===-- DNBArch.cpp ---------------------------------------------*- C++ -*-===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// Created by Greg Clayton on 6/24/07. 11// 12//===----------------------------------------------------------------------===// 13 14#include "DNBArch.h" 15#include <assert.h> 16#include <mach/mach.h> 17 18#include <map> 19 20#include "DNBLog.h" 21 22typedef std::map<uint32_t, DNBArchPluginInfo> CPUPluginInfoMap; 23 24//#if defined (__i386__) 25//static uint32_t g_current_cpu_type = CPU_TYPE_I386; 26//#elif defined (__x86_64__) 27//static uint32_t g_current_cpu_type = CPU_TYPE_X86_64; 28#if defined (__i386__) || defined (__x86_64__) 29static uint32_t g_current_cpu_type = 0; 30#elif defined (__arm__) 31static uint32_t g_current_cpu_type = CPU_TYPE_ARM; 32#else 33static uint32_t g_current_cpu_type = 0; 34#endif 35 36CPUPluginInfoMap g_arch_plugins; 37 38 39static const DNBArchPluginInfo * 40GetArchInfo () 41{ 42 CPUPluginInfoMap::const_iterator pos = g_arch_plugins.find(g_current_cpu_type); 43 if (pos != g_arch_plugins.end()) 44 return &pos->second; 45 return NULL; 46} 47 48 49uint32_t 50DNBArchProtocol::GetArchitecture () 51{ 52 return g_current_cpu_type; 53} 54 55bool 56DNBArchProtocol::SetArchitecture (uint32_t cpu_type) 57{ 58 g_current_cpu_type = cpu_type; 59 bool result = g_arch_plugins.find(g_current_cpu_type) != g_arch_plugins.end(); 60 DNBLogThreadedIf (LOG_PROCESS, "DNBArchProtocol::SetDefaultArchitecture (cpu_type=0x%8.8x) => %i", cpu_type, result); 61 return result; 62} 63 64void 65DNBArchProtocol::RegisterArchPlugin (const DNBArchPluginInfo &arch_info) 66{ 67 if (arch_info.cpu_type) 68 g_arch_plugins[arch_info.cpu_type] = arch_info; 69} 70 71const DNBRegisterSetInfo * 72DNBArchProtocol::GetRegisterSetInfo (nub_size_t *num_reg_sets) 73{ 74 const DNBArchPluginInfo *arch_info = GetArchInfo (); 75 if (arch_info) 76 return arch_info->GetRegisterSetInfo (num_reg_sets); 77 *num_reg_sets = 0; 78 return NULL; 79} 80 81DNBArchProtocol * 82DNBArchProtocol::Create (MachThread *thread) 83{ 84 const DNBArchPluginInfo *arch_info = GetArchInfo (); 85 if (arch_info) 86 return arch_info->Create (thread); 87 return NULL; 88 89} 90 91const uint8_t * const 92DNBArchProtocol::GetBreakpointOpcode (nub_size_t byte_size) 93{ 94 const DNBArchPluginInfo *arch_info = GetArchInfo (); 95 if (arch_info) 96 return arch_info->GetBreakpointOpcode (byte_size); 97 return NULL; 98} 99 100