forked from OSchip/llvm-project
100 lines
2.5 KiB
C++
100 lines
2.5 KiB
C++
//===-- ABI.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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#include "lldb/Target/ABI.h"
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#include "lldb/Core/PluginManager.h"
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using namespace lldb;
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using namespace lldb_private;
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ABISP
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ABI::FindPlugin (const ArchSpec &arch)
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{
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ABISP abi_sp;
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ABICreateInstance create_callback;
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for (uint32_t idx = 0;
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(create_callback = PluginManager::GetABICreateCallbackAtIndex(idx)) != NULL;
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++idx)
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{
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abi_sp = create_callback(arch);
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if (abi_sp)
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return abi_sp;
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}
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abi_sp.reset();
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return abi_sp;
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}
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//----------------------------------------------------------------------
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// Constructor
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//----------------------------------------------------------------------
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ABI::ABI()
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{
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}
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//----------------------------------------------------------------------
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// Destructor
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//----------------------------------------------------------------------
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ABI::~ABI()
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{
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}
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bool
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ABI::GetRegisterInfoByName (const ConstString &name, RegisterInfo &info)
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{
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uint32_t count = 0;
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const RegisterInfo *register_info_array = GetRegisterInfoArray (count);
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if (register_info_array)
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{
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const char *unique_name_cstr = name.GetCString();
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uint32_t i;
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for (i=0; i<count; ++i)
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{
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if (register_info_array[i].name == unique_name_cstr)
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{
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info = register_info_array[i];
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return true;
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}
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}
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for (i=0; i<count; ++i)
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{
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if (register_info_array[i].alt_name == unique_name_cstr)
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{
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info = register_info_array[i];
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return true;
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}
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}
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}
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return false;
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}
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bool
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ABI::GetRegisterInfoByKind (RegisterKind reg_kind, uint32_t reg_num, RegisterInfo &info)
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{
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if (reg_kind < eRegisterKindGCC || reg_kind >= kNumRegisterKinds)
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return false;
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uint32_t count = 0;
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const RegisterInfo *register_info_array = GetRegisterInfoArray (count);
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if (register_info_array)
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{
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for (uint32_t i=0; i<count; ++i)
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{
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if (register_info_array[i].kinds[reg_kind] == reg_num)
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{
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info = register_info_array[i];
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return true;
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}
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}
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}
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return false;
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}
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