contrib/llvm/tools/lldb/source/Interpreter/OptionValueArch.cpp

   1 //===-- OptionValueArch.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/OptionValueArch.h"
  11
  12 #include "lldb/DataFormatters/FormatManager.h"
  13 #include "lldb/Interpreter/CommandCompletions.h"
  14 #include "lldb/Interpreter/CommandInterpreter.h"
  15 #include "lldb/Utility/Args.h"
  16 #include "lldb/Utility/State.h"
  17
  18 using namespace lldb;
  19 using namespace lldb_private;
  20
  21 void OptionValueArch::DumpValue(const ExecutionContext *exe_ctx, Stream &strm,
  22                                 uint32_t dump_mask) {
  23   if (dump_mask & eDumpOptionType)
  24     strm.Printf("(%s)", GetTypeAsCString());
  25   if (dump_mask & eDumpOptionValue) {
  26     if (dump_mask & eDumpOptionType)
  27       strm.PutCString(" = ");
  28
  29     if (m_current_value.IsValid()) {
  30       const char *arch_name = m_current_value.GetArchitectureName();
  31       if (arch_name)
  32         strm.PutCString(arch_name);
  33     }
  34   }
  35 }
  36
  37 Status OptionValueArch::SetValueFromString(llvm::StringRef value,
  38                                            VarSetOperationType op) {
  39   Status error;
  40   switch (op) {
  41   case eVarSetOperationClear:
  42     Clear();
  43     NotifyValueChanged();
  44     break;
  45
  46   case eVarSetOperationReplace:
  47   case eVarSetOperationAssign: {
  48     std::string value_str = value.trim().str();
  49     if (m_current_value.SetTriple(value_str.c_str())) {
  50       m_value_was_set = true;
  51       NotifyValueChanged();
  52     } else
  53       error.SetErrorStringWithFormat("unsupported architecture '%s'",
  54                                      value_str.c_str());
  55     break;
  56   }
  57   case eVarSetOperationInsertBefore:
  58   case eVarSetOperationInsertAfter:
  59   case eVarSetOperationRemove:
  60   case eVarSetOperationAppend:
  61   case eVarSetOperationInvalid:
  62     error = OptionValue::SetValueFromString(value, op);
  63     break;
  64   }
  65   return error;
  66 }
  67
  68 lldb::OptionValueSP OptionValueArch::DeepCopy() const {
  69   return OptionValueSP(new OptionValueArch(*this));
  70 }
  71
  72 size_t OptionValueArch::AutoComplete(CommandInterpreter &interpreter,
  73                                      CompletionRequest &request) {
  74   request.SetWordComplete(false);
  75   CommandCompletions::InvokeCommonCompletionCallbacks(
  76       interpreter, CommandCompletions::eArchitectureCompletion, request,
  77       nullptr);
  78   return request.GetNumberOfMatches();
  79 }