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Add warning messages for the cases where the inferior process shared cache 

differs from lldb's own shared cache, and where the inferior process shared
cache does not match up with the on-disk shared cache file.

Simplify the code where lldb gets its own shared cache uuid a little bit.

llvm-svn: 179633
This commit is contained in:
Jason Molenda 2013-04-16 21:42:58 +00:00
parent 9a20da75ef
commit c9cb7d2462
1 changed files with 10 additions and 5 deletions
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15
lldb/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.cpp
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@ -1395,6 +1395,10 @@ ObjectFileMachO::ParseSymtab (bool minimize)
if (lldb_shared_cache.IsValid() && process_shared_cache.IsValid() && lldb_shared_cache != process_shared_cache)
{
use_lldb_cache = false;
ModuleSP module_sp (GetModule());
if (module_sp)
module_sp->ReportWarning ("shared cache in process does not match lldb's own shared cache, startup will be slow.");
}
PlatformSP platform_sp (target.GetPlatform());
@ -1722,6 +1726,9 @@ ObjectFileMachO::ParseSymtab (bool minimize)
// The on-disk dyld_shared_cache file is not the same as the one in this
// process' memory, don't use it.
uuid_match = false;
ModuleSP module_sp (GetModule());
if (module_sp)
module_sp->ReportWarning ("process shared cache does not match on-disk dyld_shared_cache file, some symbol names will be missing.");
}
}
@ -4035,12 +4042,10 @@ ObjectFileMachO::GetLLDBSharedCacheUUID ()
uint8_t *dyld_all_image_infos_address = dyld_get_all_image_infos();
if (dyld_all_image_infos_address)
{
uint32_t version;
memcpy (&version, dyld_all_image_infos_address, 4);
if (version >= 13)
uint32_t *version = (uint32_t*) dyld_all_image_infos_address; // version <mach-o/dyld_images.h>
if (*version >= 13)
{
uint8_t *sharedCacheUUID_address = 0;
sharedCacheUUID_address = dyld_all_image_infos_address + 84; // sharedCacheUUID <mach-o/dyld_images.h>
uuid_t *sharedCacheUUID_address = (uuid_t*) dyld_all_image_infos_address + 84; // sharedCacheUUID <mach-o/dyld_images.h>
uuid.SetBytes (sharedCacheUUID_address);
}
}