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//===-- ExpressionVariable.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/Core/Log.h"
#include "lldb/Expression/ExpressionVariable.h"
#include "lldb/Expression/IRExecutionUnit.h"
using namespace lldb_private;
ExpressionVariable::~ExpressionVariable()
{
}
uint8_t *
ExpressionVariable::GetValueBytes()
{
const size_t byte_size = m_frozen_sp->GetByteSize();
if (byte_size > 0)
{
if (m_frozen_sp->GetDataExtractor().GetByteSize() < byte_size)
{
m_frozen_sp->GetValue().ResizeData(byte_size);
m_frozen_sp->GetValue().GetData (m_frozen_sp->GetDataExtractor());
}
return const_cast<uint8_t *>(m_frozen_sp->GetDataExtractor().GetDataStart());
}
return NULL;
}
PersistentExpressionState::~PersistentExpressionState ()
{
}
lldb::addr_t
PersistentExpressionState::LookupSymbol (const ConstString &name)
{
SymbolMap::iterator si = m_symbol_map.find(name.GetCString());
if (si != m_symbol_map.end())
return si->second;
else
return LLDB_INVALID_ADDRESS;
}
void
PersistentExpressionState::RegisterExecutionUnit (lldb::IRExecutionUnitSP &execution_unit_sp)
{
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
m_execution_units.insert(execution_unit_sp);
if (log)
log->Printf ("Registering JITted Functions:\n");
for (const IRExecutionUnit::JittedFunction &jitted_function : execution_unit_sp->GetJittedFunctions())
{
if (jitted_function.m_external &&
jitted_function.m_name != execution_unit_sp->GetFunctionName() &&
jitted_function.m_remote_addr != LLDB_INVALID_ADDRESS)
{
m_symbol_map[jitted_function.m_name.GetCString()] = jitted_function.m_remote_addr;
if (log)
log->Printf (" Function: %s at 0x%" PRIx64 ".", jitted_function.m_name.GetCString(), jitted_function.m_remote_addr);
}
}
if (log)
log->Printf ("Registering JIIted Symbols:\n");
for (const IRExecutionUnit::JittedGlobalVariable &global_var : execution_unit_sp->GetJittedGlobalVariables())
{
if (global_var.m_remote_addr != LLDB_INVALID_ADDRESS)
{
// Demangle the name before inserting it, so that lookups by the ConstStr of the demangled name
// will find the mangled one (needed for looking up metadata pointers.)
Mangled mangler(global_var.m_name);
mangler.GetDemangledName(lldb::eLanguageTypeUnknown);
m_symbol_map[global_var.m_name.GetCString()] = global_var.m_remote_addr;
if (log)
log->Printf (" Symbol: %s at 0x%" PRIx64 ".", global_var.m_name.GetCString(), global_var.m_remote_addr);
}
}
}
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