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Fix TestNamespace and TestThreadJump for remote Windows to Android. 

Summary:
Update DYLDRendezvous and SOEntry to use FileSpecs instead of storing paths as
strings, which caused incorrect comparison results due to denormalization.

Reviewers: clayborg, vharron, ovyalov

Reviewed By: ovyalov

Subscribers: jwolfe, emaste, tberghammer, lldb-commits

Differential Revision: http://reviews.llvm.org/D10267

llvm-svn: 239195
This commit is contained in:
Chaoren Lin 2015-06-05 22:03:19 +00:00
parent 56df435693
commit 55c1c3495d
3 changed files with 27 additions and 29 deletions
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19
lldb/source/Plugins/DynamicLoader/POSIX-DYLD/DYLDRendezvous.cpp
View File

@ -120,9 +120,10 @@ DYLDRendezvous::DYLDRendezvous(Process *process)
Module *exe_mod = m_process->GetTarget().GetExecutableModulePointer();
if (exe_mod)
{
exe_mod->GetPlatformFileSpec().GetPath(m_exe_path, PATH_MAX);
m_exe_file_spec = exe_mod->GetPlatformFileSpec();
if (log)
log->Printf ("DYLDRendezvous::%s exe module executable path set: '%s'", __FUNCTION__, m_exe_path);
log->Printf ("DYLDRendezvous::%s exe module executable path set: '%s'",
__FUNCTION__, m_exe_file_spec.GetCString());
}
else
{
@ -294,13 +295,13 @@ DYLDRendezvous::SOEntryIsMainExecutable(const SOEntry &entry)
switch (os_type) {
case llvm::Triple::FreeBSD:
return ::strcmp(entry.path.c_str(), m_exe_path) == 0;
return entry.file_spec == m_exe_file_spec;
case llvm::Triple::Linux:
switch (env_type) {
case llvm::Triple::Android:
return ::strcmp(entry.path.c_str(), m_exe_path) == 0;
return entry.file_spec == m_exe_file_spec;
default:
return entry.path.empty();
return !entry.file_spec;
}
default:
return false;
@ -405,9 +406,9 @@ DYLDRendezvous::ReadSOEntryFromMemory(lldb::addr_t addr, SOEntry &entry)
if (!(addr = ReadPointer(addr, &entry.prev)))
return false;
entry.path = ReadStringFromMemory(entry.path_addr);
entry.file_spec.SetFile(ReadStringFromMemory(entry.path_addr), false);
return true;
}
@ -483,7 +484,7 @@ DYLDRendezvous::DumpToLog(Log *log) const
for (int i = 1; I != E; ++I, ++i)
{
log->Printf("\n SOEntry [%d] %s", i, I->path.c_str());
log->Printf("\n SOEntry [%d] %s", i, I->file_spec.GetCString());
log->Printf(" Base : %" PRIx64, I->base_addr);
log->Printf(" Path : %" PRIx64, I->path_addr);
log->Printf(" Dyn : %" PRIx64, I->dyn_addr);

23
lldb/source/Plugins/DynamicLoader/POSIX-DYLD/DYLDRendezvous.h
View File

@ -18,6 +18,7 @@
// Other libraries and framework includes
#include "lldb/lldb-defines.h"
#include "lldb/lldb-types.h"
#include "lldb/Host/FileSpec.h"
namespace lldb_private {
class Process;
@ -142,18 +143,18 @@ public:
/// This object is a rough analogue to the struct link_map object which
/// actually lives in the inferiors memory.
struct SOEntry {
lldb::addr_t link_addr; ///< Address of this link_map.
lldb::addr_t base_addr; ///< Base address of the loaded object.
lldb::addr_t path_addr; ///< String naming the shared object.
lldb::addr_t dyn_addr; ///< Dynamic section of shared object.
lldb::addr_t next; ///< Address of next so_entry.
lldb::addr_t prev; ///< Address of previous so_entry.
std::string path; ///< File name of shared object.
lldb::addr_t link_addr; ///< Address of this link_map.
lldb::addr_t base_addr; ///< Base address of the loaded object.
lldb::addr_t path_addr; ///< String naming the shared object.
lldb::addr_t dyn_addr; ///< Dynamic section of shared object.
lldb::addr_t next; ///< Address of next so_entry.
lldb::addr_t prev; ///< Address of previous so_entry.
lldb_private::FileSpec file_spec; ///< File spec of shared object.
SOEntry() { clear(); }
bool operator ==(const SOEntry &entry) {
return this->path == entry.path;
return file_spec == entry.file_spec;
}
void clear() {
@ -163,7 +164,7 @@ public:
dyn_addr = 0;
next = 0;
prev = 0;
path.clear();
file_spec.Clear();
}
};
@ -190,8 +191,8 @@ public:
protected:
lldb_private::Process *m_process;
// Cached copy of executable pathname
char m_exe_path[PATH_MAX];
// Cached copy of executable file spec
lldb_private::FileSpec m_exe_file_spec;
/// Location of the r_debug structure in the inferiors address space.
lldb::addr_t m_rendezvous_addr;

14
lldb/source/Plugins/DynamicLoader/POSIX-DYLD/DynamicLoaderPOSIXDYLD.cpp
View File

@ -414,8 +414,7 @@ DynamicLoaderPOSIXDYLD::RefreshModules()
E = m_rendezvous.loaded_end();
for (I = m_rendezvous.loaded_begin(); I != E; ++I)
{
FileSpec file(I->path.c_str(), true);
ModuleSP module_sp = LoadModuleAtAddress(file, I->link_addr, I->base_addr);
ModuleSP module_sp = LoadModuleAtAddress(I->file_spec, I->link_addr, I->base_addr);
if (module_sp.get())
{
loaded_modules.AppendIfNeeded(module_sp);
@ -432,9 +431,8 @@ DynamicLoaderPOSIXDYLD::RefreshModules()
E = m_rendezvous.unloaded_end();
for (I = m_rendezvous.unloaded_begin(); I != E; ++I)
{
FileSpec file(I->path.c_str(), true);
ModuleSpec module_spec (file);
ModuleSP module_sp =
ModuleSpec module_spec{I->file_spec};
ModuleSP module_sp =
loaded_modules.FindFirstModule (module_spec);
if (module_sp.get())
@ -525,9 +523,7 @@ DynamicLoaderPOSIXDYLD::LoadAllCurrentModules()
for (I = m_rendezvous.begin(), E = m_rendezvous.end(); I != E; ++I)
{
const char *module_path = I->path.c_str();
FileSpec file(module_path, false);
ModuleSP module_sp = LoadModuleAtAddress(file, I->link_addr, I->base_addr);
ModuleSP module_sp = LoadModuleAtAddress(I->file_spec, I->link_addr, I->base_addr);
if (module_sp.get())
{
module_list.Append(module_sp);
@ -537,7 +533,7 @@ DynamicLoaderPOSIXDYLD::LoadAllCurrentModules()
Log *log(GetLogIfAnyCategoriesSet(LIBLLDB_LOG_DYNAMIC_LOADER));
if (log)
log->Printf("DynamicLoaderPOSIXDYLD::%s failed loading module %s at 0x%" PRIx64,
__FUNCTION__, module_path, I->base_addr);
__FUNCTION__, I->file_spec.GetCString(), I->base_addr);
}
}