1 //===-- OptionGroupArchitecture.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 #include "lldb/Interpreter/OptionGroupArchitecture.h"
11 
12 // C Includes
13 // C++ Includes
14 // Other libraries and framework includes
15 // Project includes
16 #include "lldb/Utility/Utils.h"
17 
18 using namespace lldb;
19 using namespace lldb_private;
20 
21 OptionGroupArchitecture::OptionGroupArchitecture() : m_arch_str() {}
22 
23 OptionGroupArchitecture::~OptionGroupArchitecture() {}
24 
25 static OptionDefinition g_option_table[] = {
26     {LLDB_OPT_SET_1, false, "arch", 'a', OptionParser::eRequiredArgument,
27      nullptr, nullptr, 0, eArgTypeArchitecture,
28      "Specify the architecture for the target."},
29 };
30 
31 llvm::ArrayRef<OptionDefinition> OptionGroupArchitecture::GetDefinitions() {
32   return llvm::makeArrayRef(g_option_table);
33 }
34 
35 bool OptionGroupArchitecture::GetArchitecture(Platform *platform,
36                                               ArchSpec &arch) {
37   if (m_arch_str.empty())
38     arch.Clear();
39   else
40     arch.SetTriple(m_arch_str.c_str(), platform);
41   return arch.IsValid();
42 }
43 
44 Error OptionGroupArchitecture::SetOptionValue(
45     uint32_t option_idx, llvm::StringRef option_arg,
46     ExecutionContext *execution_context) {
47   Error error;
48   const int short_option = g_option_table[option_idx].short_option;
49 
50   switch (short_option) {
51   case 'a':
52     m_arch_str.assign(option_arg);
53     break;
54 
55   default:
56     error.SetErrorStringWithFormat("unrecognized option '%c'", short_option);
57     break;
58   }
59 
60   return error;
61 }
62 
63 void OptionGroupArchitecture::OptionParsingStarting(
64     ExecutionContext *execution_context) {
65   m_arch_str.clear();
66 }
67