lldb/source/Interpreter/OptionGroupArchitecture.cpp

   1 //===-- OptionGroupArchitecture.cpp ---------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "lldb/Interpreter/OptionGroupArchitecture.h"
  10 #include "lldb/Host/OptionParser.h"
  11 #include "lldb/Target/Platform.h"
  12
  13 using namespace lldb;
  14 using namespace lldb_private;
  15
  16 static constexpr OptionDefinition g_option_table[] = {
  17     {LLDB_OPT_SET_1, false, "arch", 'a', OptionParser::eRequiredArgument,
  18      nullptr, {}, 0, eArgTypeArchitecture,
  19      "Specify the architecture for the target."},
  20 };
  21
  22 llvm::ArrayRef<OptionDefinition> OptionGroupArchitecture::GetDefinitions() {
  23   return llvm::ArrayRef(g_option_table);
  24 }
  25
  26 bool OptionGroupArchitecture::GetArchitecture(Platform *platform,
  27                                               ArchSpec &arch) {
  28   arch = Platform::GetAugmentedArchSpec(platform, m_arch_str);
  29   return arch.IsValid();
  30 }
  31
  32 Status
  33 OptionGroupArchitecture::SetOptionValue(uint32_t option_idx,
  34                                         llvm::StringRef option_arg,
  35                                         ExecutionContext *execution_context) {
  36   Status error;
  37   const int short_option = g_option_table[option_idx].short_option;
  38
  39   switch (short_option) {
  40   case 'a':
  41     m_arch_str.assign(std::string(option_arg));
  42     break;
  43
  44   default:
  45     llvm_unreachable("Unimplemented option");
  46   }
  47
  48   return error;
  49 }
  50
  51 void OptionGroupArchitecture::OptionParsingStarting(
  52     ExecutionContext *execution_context) {
  53   m_arch_str.clear();
  54 }