forked from OSchip/llvm-project
595 lines
20 KiB
C++
595 lines
20 KiB
C++
//===-- MICmnLLDBDebugSessionInfoVarObj.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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//++
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// File: MICmnLLDBDebugSessionInfoVarObj.cpp
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//
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// Overview: CMICmnLLDBDebugSessionInfoVarObj implementation.
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//
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// Environment: Compilers: Visual C++ 12.
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// gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1
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// Libraries: See MIReadmetxt.
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//
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// Copyright: None.
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//--
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// In-house headers:
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#include "MICmnLLDBDebugSessionInfoVarObj.h"
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#include "MICmnLLDBProxySBValue.h"
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#include "MICmnLLDBUtilSBValue.h"
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// Instantiations:
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const MIchar *CMICmnLLDBDebugSessionInfoVarObj::ms_aVarFormatStrings[] = {
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// CODETAG_SESSIONINFO_VARFORMAT_ENUM
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// *** Order is import here.
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"<Invalid var format>", "binary", "octal", "decimal", "hexadecimal", "natural"};
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const MIchar *CMICmnLLDBDebugSessionInfoVarObj::ms_aVarFormatChars[] = {
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// CODETAG_SESSIONINFO_VARFORMAT_ENUM
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// *** Order is import here.
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"<Invalid var format>", "t", "o", "d", "x", "N"};
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CMICmnLLDBDebugSessionInfoVarObj::MapKeyToVarObj_t CMICmnLLDBDebugSessionInfoVarObj::ms_mapVarIdToVarObj;
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MIuint CMICmnLLDBDebugSessionInfoVarObj::ms_nVarUniqueId = 0; // Index from 0
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//++ ------------------------------------------------------------------------------------
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// Details: CMICmnLLDBDebugSessionInfoVarObj constructor.
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// Type: Method.
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// Args: None.
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// Return: None.
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// Throws: None.
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//--
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CMICmnLLDBDebugSessionInfoVarObj::CMICmnLLDBDebugSessionInfoVarObj(void)
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: m_eVarFormat(eVarFormat_Natural)
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, m_eVarType(eVarType_Internal)
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{
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// Do not call UpdateValue() in here as not necessary
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}
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//++ ------------------------------------------------------------------------------------
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// Details: CMICmnLLDBDebugSessionInfoVarObj constructor.
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// Type: Method.
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// Args: vrStrNameReal - (R) The actual name of the variable, the expression.
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// vrStrName - (R) The name given for *this var object.
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// vrValue - (R) The LLDB SBValue object represented by *this object.
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// Return: None.
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// Throws: None.
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//--
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CMICmnLLDBDebugSessionInfoVarObj::CMICmnLLDBDebugSessionInfoVarObj(const CMIUtilString &vrStrNameReal, const CMIUtilString &vrStrName,
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const lldb::SBValue &vrValue)
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: m_eVarFormat(eVarFormat_Natural)
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, m_eVarType(eVarType_Internal)
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, m_strName(vrStrName)
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, m_SBValue(vrValue)
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, m_strNameReal(vrStrNameReal)
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{
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UpdateValue();
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}
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//++ ------------------------------------------------------------------------------------
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// Details: CMICmnLLDBDebugSessionInfoVarObj constructor.
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// Type: Method.
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// Args: vrStrNameReal - (R) The actual name of the variable, the expression.
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// vrStrName - (R) The name given for *this var object.
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// vrValue - (R) The LLDB SBValue object represented by *this object.
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// vrStrVarObjParentName - (R) The var object parent to *this var object (LLDB SBValue equivalent).
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// Return: None.
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// Throws: None.
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//--
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CMICmnLLDBDebugSessionInfoVarObj::CMICmnLLDBDebugSessionInfoVarObj(const CMIUtilString &vrStrNameReal, const CMIUtilString &vrStrName,
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const lldb::SBValue &vrValue, const CMIUtilString &vrStrVarObjParentName)
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: m_eVarFormat(eVarFormat_Natural)
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, m_eVarType(eVarType_Internal)
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, m_strName(vrStrName)
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, m_SBValue(vrValue)
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, m_strNameReal(vrStrNameReal)
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, m_strVarObjParentName(vrStrVarObjParentName)
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{
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UpdateValue();
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}
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//++ ------------------------------------------------------------------------------------
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// Details: CMICmnLLDBDebugSessionInfoVarObj copy constructor.
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// Type: Method.
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// Args: vrOther - (R) The object to copy from.
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// Return: None.
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// Throws: None.
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//--
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CMICmnLLDBDebugSessionInfoVarObj::CMICmnLLDBDebugSessionInfoVarObj(const CMICmnLLDBDebugSessionInfoVarObj &vrOther)
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{
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CopyOther(vrOther);
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}
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//++ ------------------------------------------------------------------------------------
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// Details: CMICmnLLDBDebugSessionInfoVarObj copy constructor.
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// Type: Method.
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// Args: vrOther - (R) The object to copy from.
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// Return: None.
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// Throws: None.
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//--
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CMICmnLLDBDebugSessionInfoVarObj::CMICmnLLDBDebugSessionInfoVarObj(CMICmnLLDBDebugSessionInfoVarObj &vrOther)
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{
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CopyOther(vrOther);
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}
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//++ ------------------------------------------------------------------------------------
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// Details: CMICmnLLDBDebugSessionInfoVarObj move constructor.
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// Type: Method.
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// Args: vrwOther - (R) The object to copy from.
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// Return: None.
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// Throws: None.
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//--
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CMICmnLLDBDebugSessionInfoVarObj::CMICmnLLDBDebugSessionInfoVarObj(CMICmnLLDBDebugSessionInfoVarObj &&vrwOther)
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{
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MoveOther(vrwOther);
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}
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//++ ------------------------------------------------------------------------------------
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// Details: CMICmnLLDBDebugSessionInfoVarObj assignment operator.
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// Type: Method.
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// Args: vrOther - (R) The object to copy from.
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// Return: CMICmnLLDBDebugSessionInfoVarObj & - Updated *this object.
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// Throws: None.
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//--
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CMICmnLLDBDebugSessionInfoVarObj &CMICmnLLDBDebugSessionInfoVarObj::operator=(const CMICmnLLDBDebugSessionInfoVarObj &vrOther)
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{
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CopyOther(vrOther);
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return *this;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: CMICmnLLDBDebugSessionInfoVarObj assignment operator.
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// Type: Method.
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// Args: vrwOther - (R) The object to copy from.
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// Return: CMICmnLLDBDebugSessionInfoVarObj & - Updated *this object.
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// Throws: None.
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//--
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CMICmnLLDBDebugSessionInfoVarObj &CMICmnLLDBDebugSessionInfoVarObj::operator=(CMICmnLLDBDebugSessionInfoVarObj &&vrwOther)
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{
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MoveOther(vrwOther);
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return *this;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Copy the other instance of that object to *this object.
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// Type: Method.
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// Args: vrOther - (R) The object to copy from.
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// Return: MIstatus::success - Functional succeeded.
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// MIstatus::failure - Functional failed.
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// Throws: None.
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//--
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bool
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CMICmnLLDBDebugSessionInfoVarObj::CopyOther(const CMICmnLLDBDebugSessionInfoVarObj &vrOther)
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{
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// Check for self-assignment
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if (this == &vrOther)
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return MIstatus::success;
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m_eVarFormat = vrOther.m_eVarFormat;
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m_eVarType = vrOther.m_eVarType;
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m_strName = vrOther.m_strName;
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m_SBValue = vrOther.m_SBValue;
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m_strNameReal = vrOther.m_strNameReal;
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m_strFormattedValue = vrOther.m_strFormattedValue;
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m_strVarObjParentName = vrOther.m_strVarObjParentName;
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return MIstatus::success;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Move that object to *this object.
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// Type: Method.
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// Args: vrwOther - (RW) The object to copy from.
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// Return: MIstatus::success - Functional succeeded.
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// MIstatus::failure - Functional failed.
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// Throws: None.
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//--
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bool
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CMICmnLLDBDebugSessionInfoVarObj::MoveOther(CMICmnLLDBDebugSessionInfoVarObj &vrwOther)
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{
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// Check for self-assignment
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if (this == &vrwOther)
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return MIstatus::success;
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CopyOther(vrwOther);
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vrwOther.m_eVarFormat = eVarFormat_Natural;
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vrwOther.m_eVarType = eVarType_Internal;
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vrwOther.m_strName.clear();
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vrwOther.m_SBValue.Clear();
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vrwOther.m_strNameReal.clear();
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vrwOther.m_strFormattedValue.clear();
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vrwOther.m_strVarObjParentName.clear();
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return MIstatus::success;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: CMICmnLLDBDebugSessionInfoVarObj destructor.
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// Type: Overridden.
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// Args: None.
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// Return: None.
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// Throws: None.
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//--
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CMICmnLLDBDebugSessionInfoVarObj::~CMICmnLLDBDebugSessionInfoVarObj(void)
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{
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Retrieve the var format enumeration for the specified string.
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// Type: Static method.
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// Args: vrStrFormat - (R) Text description of the var format.
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// Return: varFormat_e - Var format enumeration.
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// - No match found return eVarFormat_Invalid.
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// Throws: None.
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//--
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CMICmnLLDBDebugSessionInfoVarObj::varFormat_e
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CMICmnLLDBDebugSessionInfoVarObj::GetVarFormatForString(const CMIUtilString &vrStrFormat)
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{
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// CODETAG_SESSIONINFO_VARFORMAT_ENUM
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for (MIuint i = 0; i < eVarFormat_count; i++)
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{
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const MIchar *pVarFormatString = ms_aVarFormatStrings[i];
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if (vrStrFormat == pVarFormatString)
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return static_cast<varFormat_e>(i);
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}
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return eVarFormat_Invalid;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Retrieve the var format enumeration for the specified character.
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// Type: Static method.
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// Args: vrcFormat - (R) Character representing the var format.
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// Return: varFormat_e - Var format enumeration.
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// - No match found return eVarFormat_Invalid.
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// Throws: None.
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//--
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CMICmnLLDBDebugSessionInfoVarObj::varFormat_e
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CMICmnLLDBDebugSessionInfoVarObj::GetVarFormatForChar(const MIchar &vrcFormat)
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{
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if ('r' == vrcFormat)
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return eVarFormat_Hex;
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// CODETAG_SESSIONINFO_VARFORMAT_ENUM
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for (MIuint i = 0; i < eVarFormat_count; i++)
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{
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const MIchar *pVarFormatChar = ms_aVarFormatChars[i];
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if (*pVarFormatChar == vrcFormat)
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return static_cast<varFormat_e>(i);
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}
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return eVarFormat_Invalid;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Return the equivalent var value formatted string for the given value type.
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// The SBValue vrValue parameter is checked by LLDB private code for valid
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// scalar type via MI Driver proxy function as the valued returned can also be
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// an error condition. The proxy function determines if the check was valid
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// otherwise return an error condition state by other means saying so.
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// Type: Static method.
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// Args: vrValue - (R) The var value object.
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// veVarFormat - (R) Var format enumeration.
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// Returns: CMIUtilString - Value formatted string.
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// Throws: None.
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//--
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CMIUtilString
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CMICmnLLDBDebugSessionInfoVarObj::GetValueStringFormatted(const lldb::SBValue &vrValue,
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const CMICmnLLDBDebugSessionInfoVarObj::varFormat_e veVarFormat)
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{
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CMIUtilString strFormattedValue;
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MIuint64 nValue = 0;
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if (CMICmnLLDBProxySBValue::GetValueAsUnsigned(vrValue, nValue) == MIstatus::success)
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{
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lldb::SBValue &rValue = const_cast<lldb::SBValue &>(vrValue);
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strFormattedValue = GetStringFormatted(nValue, rValue.GetValue(), veVarFormat);
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}
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else
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{
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// Composite variable type i.e. struct
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strFormattedValue = "{...}";
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}
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return strFormattedValue;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Return nuber formatted string according to the given value type.
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// Type: Static method.
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// Args: vnValue - (R) The number value to get formatted.
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// vpStrValueNatural - (R) The natural representation of the number value.
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// veVarFormat - (R) Var format enumeration.
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// Returns: CMIUtilString - Numerical formatted string.
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// Throws: None.
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//--
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CMIUtilString
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CMICmnLLDBDebugSessionInfoVarObj::GetStringFormatted(const MIuint64 vnValue, const MIchar *vpStrValueNatural,
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const CMICmnLLDBDebugSessionInfoVarObj::varFormat_e veVarFormat)
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{
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CMIUtilString strFormattedValue;
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switch (veVarFormat)
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{
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case eVarFormat_Binary:
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strFormattedValue = CMIUtilString::FormatBinary(vnValue);
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break;
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case eVarFormat_Octal:
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strFormattedValue = CMIUtilString::Format("0%llo", vnValue);
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break;
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case eVarFormat_Decimal:
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strFormattedValue = CMIUtilString::Format("%lld", vnValue);
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break;
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case eVarFormat_Hex:
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strFormattedValue = CMIUtilString::Format("0x%llx", vnValue);
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break;
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case eVarFormat_Natural:
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default:
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{
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strFormattedValue = (vpStrValueNatural != nullptr) ? vpStrValueNatural : "";
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}
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}
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return strFormattedValue;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Delete internal container contents.
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// Type: Static method.
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// Args: None.
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// Returns: None.
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// Throws: None.
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//--
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void
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CMICmnLLDBDebugSessionInfoVarObj::VarObjClear(void)
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{
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ms_mapVarIdToVarObj.clear();
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Add a var object to the internal container.
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// Type: Static method.
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// Args: vrVarObj - (R) The var value object.
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// Returns: None.
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// Throws: None.
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//--
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void
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CMICmnLLDBDebugSessionInfoVarObj::VarObjAdd(const CMICmnLLDBDebugSessionInfoVarObj &vrVarObj)
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{
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VarObjDelete(vrVarObj.GetName());
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MapPairKeyToVarObj_t pr(vrVarObj.GetName(), vrVarObj);
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ms_mapVarIdToVarObj.insert(pr);
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Delete the var object from the internal container matching the specified name.
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// Type: Static method.
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// Args: vrVarName - (R) The var value name.
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// Returns: None.
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// Throws: None.
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//--
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void
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CMICmnLLDBDebugSessionInfoVarObj::VarObjDelete(const CMIUtilString &vrVarName)
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{
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const MapKeyToVarObj_t::const_iterator it = ms_mapVarIdToVarObj.find(vrVarName);
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if (it != ms_mapVarIdToVarObj.end())
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{
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ms_mapVarIdToVarObj.erase(it);
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}
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Update an existing var object in the internal container.
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// Type: Static method.
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// Args: vrVarObj - (R) The var value object.
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// Returns: None.
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// Throws: None.
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//--
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void
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CMICmnLLDBDebugSessionInfoVarObj::VarObjUpdate(const CMICmnLLDBDebugSessionInfoVarObj &vrVarObj)
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{
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VarObjAdd(vrVarObj);
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Retrieve the var object matching the specified name.
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// Type: Static method.
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// Args: vrVarName - (R) The var value name.
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// vrwVarObj - (W) A var object.
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// Returns: bool - True = object found, false = object not found.
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// Throws: None.
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//--
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bool
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CMICmnLLDBDebugSessionInfoVarObj::VarObjGet(const CMIUtilString &vrVarName, CMICmnLLDBDebugSessionInfoVarObj &vrwVarObj)
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{
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const MapKeyToVarObj_t::const_iterator it = ms_mapVarIdToVarObj.find(vrVarName);
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if (it != ms_mapVarIdToVarObj.end())
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{
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const CMICmnLLDBDebugSessionInfoVarObj &rVarObj = (*it).second;
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vrwVarObj = rVarObj;
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return true;
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}
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return false;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: A count is kept of the number of var value objects created. This is count is
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// used to ID the var value object. Reset the count to 0.
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// Type: Static method.
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// Args: None.
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// Returns: None.
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// Throws: None.
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//--
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void
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CMICmnLLDBDebugSessionInfoVarObj::VarObjIdResetToZero(void)
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{
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ms_nVarUniqueId = 0;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: A count is kept of the number of var value objects created. This is count is
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// used to ID the var value object. Increment the count by 1.
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// Type: Static method.
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// Args: None.
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// Returns: None.
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// Throws: None.
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//--
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void
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CMICmnLLDBDebugSessionInfoVarObj::VarObjIdInc(void)
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{
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ms_nVarUniqueId++;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: A count is kept of the number of var value objects created. This is count is
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// used to ID the var value object. Retrieve ID.
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// Type: Static method.
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// Args: None.
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// Returns: None.
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// Throws: None.
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//--
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MIuint
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CMICmnLLDBDebugSessionInfoVarObj::VarObjIdGet(void)
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{
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return ms_nVarUniqueId;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Retrieve the value formatted object's name.
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// Type: Method.
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// Args: None.
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// Returns: CMIUtilString & - Value's var%u name text.
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// Throws: None.
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//--
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const CMIUtilString &
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CMICmnLLDBDebugSessionInfoVarObj::GetName(void) const
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{
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return m_strName;
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}
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//++ ------------------------------------------------------------------------------------
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// Details: Retrieve the value formatted object's variable name as given in the MI command
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// to create the var object.
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// Type: Method.
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// Args: None.
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// Returns: CMIUtilString & - Value's real name text.
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// Throws: None.
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//--
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const CMIUtilString &
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CMICmnLLDBDebugSessionInfoVarObj::GetNameReal(void) const
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|
{
|
|
return m_strNameReal;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Retrieve the value formatted string.
|
|
// Type: Method.
|
|
// Args: None.
|
|
// Returns: CMIUtilString & - Value formatted string.
|
|
// Throws: None.
|
|
//--
|
|
const CMIUtilString &
|
|
CMICmnLLDBDebugSessionInfoVarObj::GetValueFormatted(void) const
|
|
{
|
|
return m_strFormattedValue;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Retrieve the LLDB Value object.
|
|
// Type: Method.
|
|
// Args: None.
|
|
// Returns: lldb::SBValue & - LLDB Value object.
|
|
// Throws: None.
|
|
//--
|
|
lldb::SBValue &
|
|
CMICmnLLDBDebugSessionInfoVarObj::GetValue(void)
|
|
{
|
|
return m_SBValue;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Retrieve the LLDB Value object.
|
|
// Type: Method.
|
|
// Args: None.
|
|
// Returns: lldb::SBValue & - Constant LLDB Value object.
|
|
// Throws: None.
|
|
//--
|
|
const lldb::SBValue &
|
|
CMICmnLLDBDebugSessionInfoVarObj::GetValue(void) const
|
|
{
|
|
return m_SBValue;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Set the var format type for *this object and upate the formatting.
|
|
// Type: Method.
|
|
// Args: None.
|
|
// Return: MIstatus::success - Functional succeeded.
|
|
// MIstatus::failure - Functional failed.
|
|
// Throws: None.
|
|
//--
|
|
bool
|
|
CMICmnLLDBDebugSessionInfoVarObj::SetVarFormat(const varFormat_e veVarFormat)
|
|
{
|
|
if (veVarFormat >= eVarFormat_count)
|
|
return MIstatus::failure;
|
|
|
|
m_eVarFormat = veVarFormat;
|
|
UpdateValue();
|
|
return MIstatus::success;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Update *this var obj. Update it's value and type.
|
|
// Type: Method.
|
|
// Args: None.
|
|
// Returns: None.
|
|
// Throws: None.
|
|
//--
|
|
void
|
|
CMICmnLLDBDebugSessionInfoVarObj::UpdateValue(void)
|
|
{
|
|
m_strFormattedValue = CMICmnLLDBDebugSessionInfoVarObj::GetValueStringFormatted(m_SBValue, m_eVarFormat);
|
|
|
|
MIuint64 nValue = 0;
|
|
if (CMICmnLLDBProxySBValue::GetValueAsUnsigned(m_SBValue, nValue) == MIstatus::failure)
|
|
m_eVarType = eVarType_Composite;
|
|
|
|
CMICmnLLDBDebugSessionInfoVarObj::VarObjUpdate(*this);
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Retrieve the enumeration type of the var object.
|
|
// Type: Method.
|
|
// Args: None.
|
|
// Returns: varType_e - Enumeration value.
|
|
// Throws: None.
|
|
//--
|
|
CMICmnLLDBDebugSessionInfoVarObj::varType_e
|
|
CMICmnLLDBDebugSessionInfoVarObj::GetType(void) const
|
|
{
|
|
return m_eVarType;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Retrieve the parent var object's name, the parent var object to *this var
|
|
// object (if assigned). The parent is equivalent to LLDB SBValue variable's
|
|
// parent.
|
|
// Type: Method.
|
|
// Args: None.
|
|
// Returns: CMIUtilString & - Pointer to var object, NULL = no parent.
|
|
// Throws: None.
|
|
//--
|
|
const CMIUtilString &
|
|
CMICmnLLDBDebugSessionInfoVarObj::GetVarParentName(void) const
|
|
{
|
|
return m_strVarObjParentName;
|
|
}
|