forked from OSchip/llvm-project
329 lines
7.1 KiB
C++
329 lines
7.1 KiB
C++
//===-- SBAddress.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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#include "lldb/API/SBAddress.h"
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#include "lldb/API/SBProcess.h"
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#include "lldb/API/SBSection.h"
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#include "lldb/API/SBStream.h"
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#include "lldb/Core/Address.h"
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#include "lldb/Core/Log.h"
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#include "lldb/Core/Module.h"
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#include "lldb/Host/Mutex.h"
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#include "lldb/Target/Target.h"
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using namespace lldb;
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using namespace lldb_private;
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SBAddress::SBAddress () :
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m_opaque_ap ()
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{
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}
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SBAddress::SBAddress (const Address *lldb_object_ptr) :
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m_opaque_ap ()
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{
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if (lldb_object_ptr)
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ref() = *lldb_object_ptr;
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}
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SBAddress::SBAddress (const SBAddress &rhs) :
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m_opaque_ap ()
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{
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if (rhs.IsValid())
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ref() = rhs.ref();
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}
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SBAddress::SBAddress (lldb::SBSection section, lldb::addr_t offset) :
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m_opaque_ap(new Address (section.GetSP(), offset))
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{
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}
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// Create an address by resolving a load address using the supplied target
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SBAddress::SBAddress (lldb::addr_t load_addr, lldb::SBTarget &target) :
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m_opaque_ap()
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{
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SetLoadAddress (load_addr, target);
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}
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SBAddress::~SBAddress ()
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{
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}
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const SBAddress &
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SBAddress::operator = (const SBAddress &rhs)
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{
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if (this != &rhs)
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{
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if (rhs.IsValid())
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ref() = rhs.ref();
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else
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m_opaque_ap.reset();
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}
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return *this;
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}
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bool
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SBAddress::IsValid () const
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{
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return m_opaque_ap.get() != NULL && m_opaque_ap->IsValid();
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}
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void
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SBAddress::Clear ()
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{
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m_opaque_ap.reset();
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}
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void
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SBAddress::SetAddress (lldb::SBSection section, lldb::addr_t offset)
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{
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Address &addr = ref();
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addr.SetSection (section.GetSP());
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addr.SetOffset (offset);
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}
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void
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SBAddress::SetAddress (const Address *lldb_object_ptr)
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{
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if (lldb_object_ptr)
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ref() = *lldb_object_ptr;
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else
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m_opaque_ap.reset();
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}
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lldb::addr_t
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SBAddress::GetFileAddress () const
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{
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if (m_opaque_ap.get())
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return m_opaque_ap->GetFileAddress();
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else
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return LLDB_INVALID_ADDRESS;
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}
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lldb::addr_t
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SBAddress::GetLoadAddress (const SBTarget &target) const
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{
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Log *log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API));
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lldb::addr_t addr = LLDB_INVALID_ADDRESS;
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TargetSP target_sp (target.GetSP());
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if (target_sp)
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{
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if (m_opaque_ap.get())
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{
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Mutex::Locker api_locker (target_sp->GetAPIMutex());
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addr = m_opaque_ap->GetLoadAddress (target_sp.get());
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}
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}
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if (log)
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{
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if (addr == LLDB_INVALID_ADDRESS)
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log->Printf ("SBAddress::GetLoadAddress (SBTarget(%p)) => LLDB_INVALID_ADDRESS",
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static_cast<void*>(target_sp.get()));
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else
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log->Printf ("SBAddress::GetLoadAddress (SBTarget(%p)) => 0x%" PRIx64,
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static_cast<void*>(target_sp.get()), addr);
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}
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return addr;
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}
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void
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SBAddress::SetLoadAddress (lldb::addr_t load_addr, lldb::SBTarget &target)
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{
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// Create the address object if we don't already have one
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ref();
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if (target.IsValid())
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*this = target.ResolveLoadAddress(load_addr);
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else
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m_opaque_ap->Clear();
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// Check if we weren't were able to resolve a section offset address.
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// If we weren't it is ok, the load address might be a location on the
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// stack or heap, so we should just have an address with no section and
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// a valid offset
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if (!m_opaque_ap->IsValid())
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m_opaque_ap->SetOffset(load_addr);
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}
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bool
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SBAddress::OffsetAddress (addr_t offset)
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{
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if (m_opaque_ap.get())
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{
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addr_t addr_offset = m_opaque_ap->GetOffset();
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if (addr_offset != LLDB_INVALID_ADDRESS)
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{
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m_opaque_ap->SetOffset(addr_offset + offset);
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return true;
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}
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}
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return false;
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}
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lldb::SBSection
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SBAddress::GetSection ()
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{
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lldb::SBSection sb_section;
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if (m_opaque_ap.get())
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sb_section.SetSP (m_opaque_ap->GetSection());
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return sb_section;
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}
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lldb::addr_t
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SBAddress::GetOffset ()
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{
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if (m_opaque_ap.get())
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return m_opaque_ap->GetOffset();
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return 0;
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}
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Address *
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SBAddress::operator->()
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{
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return m_opaque_ap.get();
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}
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const Address *
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SBAddress::operator->() const
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{
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return m_opaque_ap.get();
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}
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Address &
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SBAddress::ref ()
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{
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if (m_opaque_ap.get() == NULL)
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m_opaque_ap.reset (new Address());
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return *m_opaque_ap;
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}
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const Address &
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SBAddress::ref () const
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{
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// This object should already have checked with "IsValid()"
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// prior to calling this function. In case you didn't we will assert
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// and die to let you know.
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assert (m_opaque_ap.get());
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return *m_opaque_ap;
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}
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Address *
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SBAddress::get ()
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{
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return m_opaque_ap.get();
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}
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bool
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SBAddress::GetDescription (SBStream &description)
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{
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// Call "ref()" on the stream to make sure it creates a backing stream in
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// case there isn't one already...
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Stream &strm = description.ref();
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if (m_opaque_ap.get())
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{
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m_opaque_ap->Dump (&strm,
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NULL,
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Address::DumpStyleResolvedDescription,
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Address::DumpStyleModuleWithFileAddress,
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4);
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StreamString sstrm;
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// m_opaque_ap->Dump (&sstrm, NULL, Address::DumpStyleResolvedDescription, Address::DumpStyleInvalid, 4);
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// if (sstrm.GetData())
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// strm.Printf (" (%s)", sstrm.GetData());
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}
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else
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strm.PutCString ("No value");
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return true;
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}
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SBModule
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SBAddress::GetModule ()
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{
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SBModule sb_module;
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if (m_opaque_ap.get())
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sb_module.SetSP (m_opaque_ap->GetModule());
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return sb_module;
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}
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SBSymbolContext
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SBAddress::GetSymbolContext (uint32_t resolve_scope)
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{
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SBSymbolContext sb_sc;
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if (m_opaque_ap.get())
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m_opaque_ap->CalculateSymbolContext (&sb_sc.ref(), resolve_scope);
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return sb_sc;
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}
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SBCompileUnit
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SBAddress::GetCompileUnit ()
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{
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SBCompileUnit sb_comp_unit;
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if (m_opaque_ap.get())
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sb_comp_unit.reset(m_opaque_ap->CalculateSymbolContextCompileUnit());
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return sb_comp_unit;
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}
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SBFunction
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SBAddress::GetFunction ()
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{
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SBFunction sb_function;
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if (m_opaque_ap.get())
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sb_function.reset(m_opaque_ap->CalculateSymbolContextFunction());
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return sb_function;
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}
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SBBlock
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SBAddress::GetBlock ()
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{
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SBBlock sb_block;
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if (m_opaque_ap.get())
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sb_block.SetPtr(m_opaque_ap->CalculateSymbolContextBlock());
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return sb_block;
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}
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SBSymbol
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SBAddress::GetSymbol ()
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{
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SBSymbol sb_symbol;
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if (m_opaque_ap.get())
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sb_symbol.reset(m_opaque_ap->CalculateSymbolContextSymbol());
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return sb_symbol;
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}
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SBLineEntry
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SBAddress::GetLineEntry ()
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{
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SBLineEntry sb_line_entry;
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if (m_opaque_ap.get())
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{
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LineEntry line_entry;
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if (m_opaque_ap->CalculateSymbolContextLineEntry (line_entry))
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sb_line_entry.SetLineEntry (line_entry);
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}
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return sb_line_entry;
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}
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AddressClass
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SBAddress::GetAddressClass ()
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{
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if (m_opaque_ap.get())
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return m_opaque_ap->GetAddressClass();
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return eAddressClassInvalid;
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}
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