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