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//===-- ClangExpressionVariable.cpp -----------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "lldb/Expression/ClangExpressionVariable.h"
// C Includes
// C++ Includes
// Other libraries and framework includes
// Project includes
#include "clang/AST/ASTContext.h"
using namespace lldb_private;
using namespace clang;
ClangExpressionVariableList::ClangExpressionVariableList() :
m_variables()
{
}
ClangExpressionVariableList::~ClangExpressionVariableList()
{
uint32_t num_variables = m_variables.size();
uint32_t var_index;
for (var_index = 0; var_index < num_variables; ++var_index)
delete m_variables[var_index].m_value;
}
Value *
ValueForDecl(ASTContext &ast_context, const VarDecl *var_decl)
{
Value *ret = new Value;
ret->SetContext(Value::eContextTypeOpaqueClangQualType,
var_decl->getType().getAsOpaquePtr());
uint64_t bit_width = ast_context.getTypeSize(var_decl->getType());
uint32_t byte_size = (bit_width + 7 ) / 8;
ret->ResizeData(byte_size);
return ret;
}
Value *
ClangExpressionVariableList::GetVariableForVarDecl (ASTContext &ast_context, const VarDecl *var_decl, uint32_t& idx, bool can_create)
{
uint32_t num_variables = m_variables.size();
uint32_t var_index;
for (var_index = 0; var_index < num_variables; ++var_index)
{
if (m_variables[var_index].m_var_decl == var_decl)
{
idx = var_index;
return m_variables[var_index].m_value;
}
}
if (!can_create)
return NULL;
idx = m_variables.size();
ClangExpressionVariable val;
val.m_var_decl = var_decl;
val.m_value = ValueForDecl(ast_context, var_decl);
m_variables.push_back(val);
return m_variables.back().m_value;
}
Value *
ClangExpressionVariableList::GetVariableAtIndex (uint32_t idx)
{
if (idx < m_variables.size())
return m_variables[idx].m_value;
return NULL;
}
uint32_t
ClangExpressionVariableList::AppendValue (Value *value)
{
uint32_t idx = m_variables.size();
ClangExpressionVariable val;
val.m_var_decl = NULL;
val.m_value = value;
m_variables.push_back(val);
return idx;
}
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